src/screens.c

   1 // ============================================================================
   2 // Rocks'n'Diamonds - McDuffin Strikes Back!
   3 // ----------------------------------------------------------------------------
   4 // (c) 1995-2014 by Artsoft Entertainment
   5 //                  Holger Schemel
   6 //                  info@artsoft.org
   7 //                  https://www.artsoft.org/
   8 // ----------------------------------------------------------------------------
   9 // screens.c
  10 // ============================================================================
  11
  12 #include "libgame/libgame.h"
  13
  14 #include "screens.h"
  15 #include "events.h"
  16 #include "game.h"
  17 #include "tools.h"
  18 #include "editor.h"
  19 #include "files.h"
  20 #include "tape.h"
  21 #include "anim.h"
  22 #include "network.h"
  23 #include "init.h"
  24 #include "config.h"
  25
  26
  27 #define DEBUG_JOYSTICKS         0
  28
  29
  30 // screens on the info screen
  31 #define INFO_MODE_MAIN                  0
  32 #define INFO_MODE_TITLE                 1
  33 #define INFO_MODE_ELEMENTS              2
  34 #define INFO_MODE_MUSIC                 3
  35 #define INFO_MODE_CREDITS               4
  36 #define INFO_MODE_PROGRAM               5
  37 #define INFO_MODE_VERSION               6
  38 #define INFO_MODE_LEVELSET              7
  39
  40 #define MAX_INFO_MODES                  8
  41
  42 // screens on the setup screen
  43 // (must match GFX_SPECIAL_ARG_SETUP_* values as defined in src/main.h)
  44 // (should also match corresponding entries in src/conf_gfx.c)
  45 #define SETUP_MODE_MAIN                 0
  46 #define SETUP_MODE_GAME                 1
  47 #define SETUP_MODE_ENGINES              2
  48 #define SETUP_MODE_EDITOR               3
  49 #define SETUP_MODE_GRAPHICS             4
  50 #define SETUP_MODE_SOUND                5
  51 #define SETUP_MODE_ARTWORK              6
  52 #define SETUP_MODE_INPUT                7
  53 #define SETUP_MODE_TOUCH                8
  54 #define SETUP_MODE_SHORTCUTS            9
  55 #define SETUP_MODE_SHORTCUTS_1          10
  56 #define SETUP_MODE_SHORTCUTS_2          11
  57 #define SETUP_MODE_SHORTCUTS_3          12
  58 #define SETUP_MODE_SHORTCUTS_4          13
  59 #define SETUP_MODE_SHORTCUTS_5          14
  60
  61 // sub-screens on the setup screen (generic)
  62 #define SETUP_MODE_CHOOSE_ARTWORK       15
  63 #define SETUP_MODE_CHOOSE_OTHER         16
  64
  65 // sub-screens on the setup screen (specific)
  66 #define SETUP_MODE_CHOOSE_SCORES_TYPE   17
  67 #define SETUP_MODE_CHOOSE_GAME_SPEED    18
  68 #define SETUP_MODE_CHOOSE_SCROLL_DELAY  19
  69 #define SETUP_MODE_CHOOSE_SNAPSHOT_MODE 20
  70 #define SETUP_MODE_CHOOSE_WINDOW_SIZE   21
  71 #define SETUP_MODE_CHOOSE_SCALING_TYPE  22
  72 #define SETUP_MODE_CHOOSE_RENDERING     23
  73 #define SETUP_MODE_CHOOSE_VSYNC         24
  74 #define SETUP_MODE_CHOOSE_GRAPHICS      25
  75 #define SETUP_MODE_CHOOSE_SOUNDS        26
  76 #define SETUP_MODE_CHOOSE_MUSIC         27
  77 #define SETUP_MODE_CHOOSE_VOLUME_SIMPLE 28
  78 #define SETUP_MODE_CHOOSE_VOLUME_LOOPS  29
  79 #define SETUP_MODE_CHOOSE_VOLUME_MUSIC  30
  80 #define SETUP_MODE_CHOOSE_TOUCH_CONTROL 31
  81 #define SETUP_MODE_CHOOSE_MOVE_DISTANCE 32
  82 #define SETUP_MODE_CHOOSE_DROP_DISTANCE 33
  83 #define SETUP_MODE_CHOOSE_TRANSPARENCY  34
  84 #define SETUP_MODE_CHOOSE_GRID_XSIZE_0  35
  85 #define SETUP_MODE_CHOOSE_GRID_YSIZE_0  36
  86 #define SETUP_MODE_CHOOSE_GRID_XSIZE_1  37
  87 #define SETUP_MODE_CHOOSE_GRID_YSIZE_1  38
  88 #define SETUP_MODE_CONFIG_VIRT_BUTTONS  39
  89
  90 #define MAX_SETUP_MODES                 40
  91
  92 #define MAX_MENU_MODES                  MAX(MAX_INFO_MODES, MAX_SETUP_MODES)
  93
  94 // setup screen titles
  95 #define STR_SETUP_MAIN                  "Setup"
  96 #define STR_SETUP_GAME                  "Game & Menu"
  97 #define STR_SETUP_ENGINES               "Game Engines"
  98 #define STR_SETUP_EDITOR                "Editor"
  99 #define STR_SETUP_GRAPHICS              "Graphics"
 100 #define STR_SETUP_SOUND                 "Sound & Music"
 101 #define STR_SETUP_ARTWORK               "Custom Artwork"
 102 #define STR_SETUP_INPUT                 "Input Devices"
 103 #define STR_SETUP_TOUCH                 "Touch Controls"
 104 #define STR_SETUP_SHORTCUTS             "Key Shortcuts"
 105 #define STR_SETUP_EXIT                  "Exit"
 106 #define STR_SETUP_SAVE_AND_EXIT         "Save and Exit"
 107
 108 #define STR_SETUP_CHOOSE_SCORES_TYPE    "Scores Type"
 109 #define STR_SETUP_CHOOSE_GAME_SPEED     "Game Speed"
 110 #define STR_SETUP_CHOOSE_SCROLL_DELAY   "Scroll Delay"
 111 #define STR_SETUP_CHOOSE_SNAPSHOT_MODE  "Snapshot Mode"
 112 #define STR_SETUP_CHOOSE_WINDOW_SIZE    "Window Scaling"
 113 #define STR_SETUP_CHOOSE_SCALING_TYPE   "Anti-Aliasing"
 114 #define STR_SETUP_CHOOSE_RENDERING      "Rendering Mode"
 115 #define STR_SETUP_CHOOSE_VSYNC          "VSync Mode"
 116 #define STR_SETUP_CHOOSE_VOLUME_SIMPLE  "Sound Volume"
 117 #define STR_SETUP_CHOOSE_VOLUME_LOOPS   "Loops Volume"
 118 #define STR_SETUP_CHOOSE_VOLUME_MUSIC   "Music Volume"
 119 #define STR_SETUP_CHOOSE_TOUCH_CONTROL  "Control Type"
 120 #define STR_SETUP_CHOOSE_MOVE_DISTANCE  "Move Distance"
 121 #define STR_SETUP_CHOOSE_DROP_DISTANCE  "Drop Distance"
 122 #define STR_SETUP_CHOOSE_TRANSPARENCY   "Transparency"
 123 #define STR_SETUP_CHOOSE_GRID_XSIZE_0   "Horiz. Buttons"
 124 #define STR_SETUP_CHOOSE_GRID_YSIZE_0   "Vert. Buttons"
 125 #define STR_SETUP_CHOOSE_GRID_XSIZE_1   "Horiz. Buttons"
 126 #define STR_SETUP_CHOOSE_GRID_YSIZE_1   "Vert. Buttons"
 127
 128 // other screen text constants
 129 #define STR_CHOOSE_TREE_EDIT            "Edit"
 130 #define MENU_CHOOSE_TREE_FONT(x)        (FONT_TEXT_1 + (x))
 131 #define MENU_CHOOSE_TREE_COLOR(ti, a)   TREE_COLOR(ti, a)
 132
 133 // for input setup functions
 134 #define SETUPINPUT_SCREEN_POS_START     0
 135 #define SETUPINPUT_SCREEN_POS_EMPTY1    3
 136 #define SETUPINPUT_SCREEN_POS_EMPTY2    12
 137 #define SETUPINPUT_SCREEN_POS_END       13
 138
 139 #define MENU_SETUP_FONT_TITLE           FONT_TEXT_1
 140 #define MENU_SETUP_FONT_TEXT            FONT_TITLE_2
 141
 142 #define MAX_SETUP_TEXT_INPUT_LEN        28
 143
 144 // for various menu stuff
 145 #define MENU_SCREEN_START_XPOS          1
 146 #define MENU_SCREEN_START_YPOS          2
 147 #define MENU_SCREEN_VALUE_XPOS          (SCR_FIELDX - 3)
 148 #define MENU_SCREEN_TEXT2_XPOS          (SCR_FIELDX - 2)
 149 #define MENU_SCREEN_MAX_XPOS            (SCR_FIELDX - 1)
 150 #define MENU_TITLE1_YPOS                8
 151 #define MENU_TITLE2_YPOS                46
 152 #define MENU_INFO_FONT_TITLE            FONT_TEXT_1
 153 #define MENU_INFO_FONT_HEAD             FONT_TEXT_2
 154 #define MENU_INFO_FONT_TEXT             FONT_TEXT_3
 155 #define MENU_INFO_FONT_FOOT             FONT_TEXT_4
 156 #define MENU_INFO_SPACE_HEAD            (menu.headline2_spacing_info[info_mode])
 157 #define MENU_SCREEN_INFO_SPACE_LEFT     (menu.left_spacing_info[info_mode])
 158 #define MENU_SCREEN_INFO_SPACE_RIGHT    (menu.right_spacing_info[info_mode])
 159 #define MENU_SCREEN_INFO_SPACE_TOP      (menu.top_spacing_info[info_mode])
 160 #define MENU_SCREEN_INFO_SPACE_BOTTOM   (menu.bottom_spacing_info[info_mode])
 161 #define MENU_SCREEN_INFO_YSTART1        MENU_SCREEN_INFO_SPACE_TOP
 162 #define MENU_SCREEN_INFO_YSTART2        (MENU_SCREEN_INFO_YSTART1 +            \
 163                                          getMenuTextStep(MENU_INFO_SPACE_HEAD, \
 164                                                          MENU_INFO_FONT_TITLE))
 165 #define MENU_SCREEN_INFO_YSTEP          (TILEY + 4)
 166 #define MENU_SCREEN_INFO_YBOTTOM        (SYSIZE - MENU_SCREEN_INFO_SPACE_BOTTOM)
 167 #define MENU_SCREEN_INFO_YSIZE          (MENU_SCREEN_INFO_YBOTTOM -     \
 168                                          MENU_SCREEN_INFO_YSTART2 -     \
 169                                          TILEY / 2)
 170 #define MAX_INFO_ELEMENTS_ON_SCREEN     128
 171 #define STD_INFO_ELEMENTS_ON_SCREEN     (MENU_SCREEN_INFO_YSIZE /       \
 172                                          MENU_SCREEN_INFO_YSTEP)
 173 #define NUM_INFO_ELEMENTS_FROM_CONF     \
 174   (menu.list_size_info[GFX_SPECIAL_ARG_INFO_ELEMENTS] > 0 ?             \
 175    menu.list_size_info[GFX_SPECIAL_ARG_INFO_ELEMENTS] :                 \
 176    MAX_MENU_ENTRIES_ON_SCREEN)
 177 #define NUM_INFO_ELEMENTS_ON_SCREEN     MIN(MIN(STD_INFO_ELEMENTS_ON_SCREEN, \
 178                                                 MAX_INFO_ELEMENTS_ON_SCREEN), \
 179                                             NUM_INFO_ELEMENTS_FROM_CONF)
 180 #define MAX_MENU_ENTRIES_ON_SCREEN      (SCR_FIELDY - MENU_SCREEN_START_YPOS)
 181 #define MAX_MENU_TEXT_LENGTH_BIG        13
 182 #define MAX_MENU_TEXT_LENGTH_MEDIUM     (MAX_MENU_TEXT_LENGTH_BIG * 2)
 183
 184 // screen gadget identifiers
 185 #define SCREEN_CTRL_ID_PREV_LEVEL       0
 186 #define SCREEN_CTRL_ID_NEXT_LEVEL       1
 187 #define SCREEN_CTRL_ID_PREV_LEVEL2      2
 188 #define SCREEN_CTRL_ID_NEXT_LEVEL2      3
 189 #define SCREEN_CTRL_ID_PREV_SCORE       4
 190 #define SCREEN_CTRL_ID_NEXT_SCORE       5
 191 #define SCREEN_CTRL_ID_FIRST_LEVEL      6
 192 #define SCREEN_CTRL_ID_LAST_LEVEL       7
 193 #define SCREEN_CTRL_ID_LEVEL_NUMBER     8
 194 #define SCREEN_CTRL_ID_PREV_PLAYER      9
 195 #define SCREEN_CTRL_ID_NEXT_PLAYER      10
 196 #define SCREEN_CTRL_ID_INSERT_SOLUTION  11
 197 #define SCREEN_CTRL_ID_PLAY_SOLUTION    12
 198 #define SCREEN_CTRL_ID_SWITCH_ECS_AGA   13
 199 #define SCREEN_CTRL_ID_TOUCH_PREV_PAGE  14
 200 #define SCREEN_CTRL_ID_TOUCH_NEXT_PAGE  15
 201 #define SCREEN_CTRL_ID_TOUCH_PREV_PAGE2 16
 202 #define SCREEN_CTRL_ID_TOUCH_NEXT_PAGE2 17
 203
 204 #define NUM_SCREEN_MENUBUTTONS          18
 205
 206 #define SCREEN_CTRL_ID_SCROLL_UP        18
 207 #define SCREEN_CTRL_ID_SCROLL_DOWN      19
 208 #define SCREEN_CTRL_ID_SCROLL_VERTICAL  20
 209 #define SCREEN_CTRL_ID_NETWORK_SERVER   21
 210
 211 #define NUM_SCREEN_GADGETS              22
 212
 213 #define NUM_SCREEN_SCROLLBUTTONS        2
 214 #define NUM_SCREEN_SCROLLBARS           1
 215 #define NUM_SCREEN_TEXTINPUT            1
 216
 217 #define SCREEN_MASK_MAIN                (1 << 0)
 218 #define SCREEN_MASK_MAIN_HAS_SOLUTION   (1 << 1)
 219 #define SCREEN_MASK_INPUT               (1 << 2)
 220 #define SCREEN_MASK_TOUCH               (1 << 3)
 221 #define SCREEN_MASK_TOUCH2              (1 << 4)
 222 #define SCREEN_MASK_SCORES              (1 << 5)
 223 #define SCREEN_MASK_SCORES_INFO         (1 << 6)
 224
 225 // graphic position and size values for buttons and scrollbars
 226 #define SC_MENUBUTTON_XSIZE             TILEX
 227 #define SC_MENUBUTTON_YSIZE             TILEY
 228
 229 #define SC_SCROLLBUTTON_XSIZE           TILEX
 230 #define SC_SCROLLBUTTON_YSIZE           TILEY
 231
 232 #define SC_SCROLLBAR_XPOS               (SXSIZE - SC_SCROLLBUTTON_XSIZE)
 233
 234 #define SC_SCROLL_VERTICAL_XSIZE        SC_SCROLLBUTTON_XSIZE
 235 #define SC_SCROLL_VERTICAL_YSIZE        ((MAX_MENU_ENTRIES_ON_SCREEN - 2) * \
 236                                          SC_SCROLLBUTTON_YSIZE)
 237
 238 #define SC_SCROLL_UP_XPOS               SC_SCROLLBAR_XPOS
 239 #define SC_SCROLL_UP_YPOS               (2 * SC_SCROLLBUTTON_YSIZE)
 240
 241 #define SC_SCROLL_VERTICAL_XPOS         SC_SCROLLBAR_XPOS
 242 #define SC_SCROLL_VERTICAL_YPOS         (SC_SCROLL_UP_YPOS + \
 243                                          SC_SCROLLBUTTON_YSIZE)
 244
 245 #define SC_SCROLL_DOWN_XPOS             SC_SCROLLBAR_XPOS
 246 #define SC_SCROLL_DOWN_YPOS             (SC_SCROLL_VERTICAL_YPOS + \
 247                                          SC_SCROLL_VERTICAL_YSIZE)
 248
 249 #define SC_BORDER_SIZE                  14
 250
 251
 252 // forward declarations of internal functions
 253 static void HandleScreenGadgets(struct GadgetInfo *);
 254 static void HandleSetupScreen_Generic(int, int, int, int, int);
 255 static void HandleSetupScreen_Input(int, int, int, int, int);
 256 static void CustomizeKeyboard(int);
 257 static void ConfigureJoystick(int);
 258 static void ConfigureVirtualButtons(void);
 259 static void execSetupGame(void);
 260 static void execSetupEngines(void);
 261 static void execSetupGraphics(void);
 262 static void execSetupSound(void);
 263 static void execSetupTouch(void);
 264 static void execSetupArtwork(void);
 265 static void HandleChooseTree(int, int, int, int, int, TreeInfo **);
 266
 267 static void DrawChoosePlayerName(void);
 268 static void DrawChooseLevelSet(void);
 269 static void DrawChooseLevelNr(void);
 270 static void DrawScoreInfo(int);
 271 static void DrawScoreInfo_Content(int);
 272 static void DrawInfoScreen(void);
 273 static void DrawSetupScreen(void);
 274 static void DrawTypeName(void);
 275
 276 static void DrawInfoScreen_NotAvailable(char *, char *);
 277 static void DrawInfoScreen_HelpAnim(int, int, boolean);
 278 static void DrawInfoScreen_HelpText(int, int, int, int);
 279 static void HandleInfoScreen_Main(int, int, int, int, int);
 280 static void HandleInfoScreen_TitleScreen(int);
 281 static void HandleInfoScreen_Elements(int);
 282 static void HandleInfoScreen_Music(int);
 283 static void HandleInfoScreen_Credits(int);
 284 static void HandleInfoScreen_Program(int);
 285 static void HandleInfoScreen_Version(int);
 286
 287 static void ModifyGameSpeedIfNeeded(void);
 288 static void DisableVsyncIfNeeded(void);
 289
 290 static void RedrawScreenMenuGadgets(int);
 291 static void MapScreenMenuGadgets(int);
 292 static void UnmapScreenMenuGadgets(int);
 293 static void MapScreenGadgets(int);
 294 static void UnmapScreenGadgets(void);
 295 static void MapScreenTreeGadgets(TreeInfo *);
 296 static void UnmapScreenTreeGadgets(void);
 297
 298 static void UpdateScreenMenuGadgets(int, boolean);
 299 static void AdjustScoreInfoButtons(int, int, int);
 300
 301 static boolean OfferUploadTapes(void);
 302 static void execOfferUploadTapes(void);
 303
 304 static void DrawHallOfFame_setScoreEntries(void);
 305 static void HandleHallOfFame_SelectLevel(int, int);
 306 static char *getHallOfFameRankText(int, int);
 307 static char *getHallOfFameScoreText(int, int);
 308
 309 static struct GadgetInfo *screen_gadget[NUM_SCREEN_GADGETS];
 310
 311 static int info_mode = INFO_MODE_MAIN;
 312 static int setup_mode = SETUP_MODE_MAIN;
 313
 314 static TreeInfo *window_sizes = NULL;
 315 static TreeInfo *window_size_current = NULL;
 316
 317 static TreeInfo *scaling_types = NULL;
 318 static TreeInfo *scaling_type_current = NULL;
 319
 320 static TreeInfo *rendering_modes = NULL;
 321 static TreeInfo *rendering_mode_current = NULL;
 322
 323 static TreeInfo *vsync_modes = NULL;
 324 static TreeInfo *vsync_mode_current = NULL;
 325
 326 static TreeInfo *scroll_delays = NULL;
 327 static TreeInfo *scroll_delay_current = NULL;
 328
 329 static TreeInfo *snapshot_modes = NULL;
 330 static TreeInfo *snapshot_mode_current = NULL;
 331
 332 static TreeInfo *scores_types = NULL;
 333 static TreeInfo *scores_type_current = NULL;
 334
 335 static TreeInfo *game_speeds_normal = NULL;
 336 static TreeInfo *game_speeds_extended = NULL;
 337 static TreeInfo *game_speeds = NULL;
 338 static TreeInfo *game_speed_current = NULL;
 339
 340 static TreeInfo *volumes_simple = NULL;
 341 static TreeInfo *volume_simple_current = NULL;
 342
 343 static TreeInfo *volumes_loops = NULL;
 344 static TreeInfo *volume_loops_current = NULL;
 345
 346 static TreeInfo *volumes_music = NULL;
 347 static TreeInfo *volume_music_current = NULL;
 348
 349 static TreeInfo *touch_controls = NULL;
 350 static TreeInfo *touch_control_current = NULL;
 351
 352 static TreeInfo *move_distances = NULL;
 353 static TreeInfo *move_distance_current = NULL;
 354
 355 static TreeInfo *drop_distances = NULL;
 356 static TreeInfo *drop_distance_current = NULL;
 357
 358 static TreeInfo *transparencies = NULL;
 359 static TreeInfo *transparency_current = NULL;
 360
 361 static TreeInfo *grid_sizes[2][2] = { { NULL, NULL }, { NULL, NULL } };
 362 static TreeInfo *grid_size_current[2][2] = { { NULL, NULL }, { NULL, NULL } };
 363
 364 static TreeInfo *player_name = NULL;
 365 static TreeInfo *player_name_current = NULL;
 366
 367 static TreeInfo *level_number = NULL;
 368 static TreeInfo *level_number_current = NULL;
 369
 370 static TreeInfo *score_entries = NULL;
 371 static TreeInfo *score_entry_current = NULL;
 372
 373 static struct ValueTextInfo window_sizes_list[] =
 374 {
 375   {     50,     "50 %"                          },
 376   {     80,     "80 %"                          },
 377   {     90,     "90 %"                          },
 378   {     100,    "100 % (Default)"               },
 379   {     110,    "110 %"                         },
 380   {     120,    "120 %"                         },
 381   {     130,    "130 %"                         },
 382   {     140,    "140 %"                         },
 383   {     150,    "150 %"                         },
 384   {     200,    "200 %"                         },
 385   {     250,    "250 %"                         },
 386   {     300,    "300 %"                         },
 387
 388   {     -1,     NULL                            },
 389 };
 390
 391 static struct StringValueTextInfo scaling_types_list[] =
 392 {
 393   {     SCALING_QUALITY_NEAREST, "Off"          },
 394   {     SCALING_QUALITY_LINEAR,  "Linear"       },
 395   {     SCALING_QUALITY_BEST,    "Anisotropic"  },
 396
 397   {     NULL,                    NULL           },
 398 };
 399
 400 static struct StringValueTextInfo rendering_modes_list[] =
 401 {
 402   {     STR_SPECIAL_RENDERING_OFF,      "Off (May show artifacts, fast)" },
 403   {     STR_SPECIAL_RENDERING_BITMAP,   "Bitmap/Texture mode (slower)"   },
 404 #if DEBUG
 405   // this mode may work under certain conditions, but does not work on Windows
 406   {     STR_SPECIAL_RENDERING_TARGET,   "Target Texture mode (slower)"   },
 407 #endif
 408   {     STR_SPECIAL_RENDERING_DOUBLE,   "Double Texture mode (slower)"   },
 409
 410   {     NULL,                            NULL                            },
 411 };
 412
 413 static struct StringValueTextInfo vsync_modes_list[] =
 414 {
 415   {     STR_VSYNC_MODE_OFF,             "Off"           },
 416   {     STR_VSYNC_MODE_NORMAL,          "Normal"        },
 417   {     STR_VSYNC_MODE_ADAPTIVE,        "Adaptive"      },
 418
 419   {     NULL,                            NULL           },
 420 };
 421
 422 static struct StringValueTextInfo scores_types_list[] =
 423 {
 424   {     STR_SCORES_TYPE_LOCAL_ONLY,         "Local scores only"         },
 425   {     STR_SCORES_TYPE_SERVER_ONLY,        "Server scores only"        },
 426   {     STR_SCORES_TYPE_LOCAL_AND_SERVER,   "Local and server scores"   },
 427
 428   {     NULL,                           NULL            },
 429 };
 430
 431 static struct ValueTextInfo game_speeds_list_normal[] =
 432 {
 433   {     30,     "Very Slow"                     },
 434   {     25,     "Slow"                          },
 435   {     20,     "Normal"                        },
 436   {     15,     "Fast"                          },
 437   {     10,     "Very Fast"                     },
 438
 439   {     -1,     NULL                            },
 440 };
 441
 442 static struct ValueTextInfo game_speeds_list_extended[] =
 443 {
 444   {     1000,   "1 fps (Extremely Slow)"        },
 445   {     500,    "2 fps"                         },
 446   {     200,    "5 fps"                         },
 447   {     100,    "10 fps"                        },
 448   {     50,     "20 fps"                        },
 449   {     29,     "35 fps (Original Supaplex)"    },
 450   {     25,     "40 fps"                        },
 451   {     20,     "50 fps (=== Normal Speed ===)" },
 452   {     16,     "60 fps (60 Hz VSync Speed)"    },
 453   {     14,     "70 fps (Maximum Supaplex)"     },
 454   {     10,     "100 fps"                       },
 455   {     5,      "200 fps"                       },
 456   {     2,      "500 fps"                       },
 457   {     1,      "1000 fps (Extremely Fast)"     },
 458
 459   {     -1,     NULL                            },
 460 };
 461
 462 static struct ValueTextInfo *game_speeds_list;
 463
 464 static struct ValueTextInfo scroll_delays_list[] =
 465 {
 466   {     0,      "0 Tiles (No Scroll Delay)"     },
 467   {     1,      "1 Tile"                        },
 468   {     2,      "2 Tiles"                       },
 469   {     3,      "3 Tiles (Default)"             },
 470   {     4,      "4 Tiles"                       },
 471   {     5,      "5 Tiles"                       },
 472   {     6,      "6 Tiles"                       },
 473   {     7,      "7 Tiles"                       },
 474   {     8,      "8 Tiles (Maximum Scroll Delay)"},
 475
 476   {     -1,     NULL                            },
 477 };
 478
 479 static struct StringValueTextInfo snapshot_modes_list[] =
 480 {
 481   {     STR_SNAPSHOT_MODE_OFF,                  "Off"           },
 482   {     STR_SNAPSHOT_MODE_EVERY_STEP,           "Every Step"    },
 483   {     STR_SNAPSHOT_MODE_EVERY_MOVE,           "Every Move"    },
 484   {     STR_SNAPSHOT_MODE_EVERY_COLLECT,        "Every Collect" },
 485
 486   {     NULL,                                   NULL            },
 487 };
 488
 489 static struct ValueTextInfo volumes_list[] =
 490 {
 491   {     0,      "0 %"                           },
 492   {     1,      "1 %"                           },
 493   {     2,      "2 %"                           },
 494   {     5,      "5 %"                           },
 495   {     10,     "10 %"                          },
 496   {     20,     "20 %"                          },
 497   {     30,     "30 %"                          },
 498   {     40,     "40 %"                          },
 499   {     50,     "50 %"                          },
 500   {     60,     "60 %"                          },
 501   {     70,     "70 %"                          },
 502   {     80,     "80 %"                          },
 503   {     90,     "90 %"                          },
 504   {     100,    "100 %"                         },
 505
 506   {     -1,     NULL                            },
 507 };
 508
 509 static struct StringValueTextInfo touch_controls_list[] =
 510 {
 511   {     TOUCH_CONTROL_OFF,              "Off"                   },
 512   {     TOUCH_CONTROL_VIRTUAL_BUTTONS,  "Virtual Buttons"       },
 513   {     TOUCH_CONTROL_WIPE_GESTURES,    "Wipe Gestures"         },
 514   {     TOUCH_CONTROL_FOLLOW_FINGER,    "Follow Finger"         },
 515
 516   {     NULL,                           NULL                    },
 517 };
 518
 519 static struct ValueTextInfo distances_list[] =
 520 {
 521   {     1,      "1 %"                           },
 522   {     2,      "2 %"                           },
 523   {     3,      "3 %"                           },
 524   {     4,      "4 %"                           },
 525   {     5,      "5 %"                           },
 526   {     10,     "10 %"                          },
 527   {     15,     "15 %"                          },
 528   {     20,     "20 %"                          },
 529   {     25,     "25 %"                          },
 530
 531   {     -1,     NULL                            },
 532 };
 533
 534 static struct ValueTextInfo transparencies_list[] =
 535 {
 536   {     0,      "0 % (Opaque)"                  },
 537   {     10,     "10 %"                          },
 538   {     20,     "20 %"                          },
 539   {     30,     "30 %"                          },
 540   {     40,     "40 %"                          },
 541   {     50,     "50 %"                          },
 542   {     60,     "60 %"                          },
 543   {     70,     "70 %"                          },
 544   {     80,     "80 %"                          },
 545   {     90,     "90 %"                          },
 546   {     100,    "100 % (Invisible)"             },
 547
 548   {     -1,     NULL                            },
 549 };
 550
 551 static struct ValueTextInfo grid_sizes_list[] =
 552 {
 553   {     3,      "3"                             },
 554   {     4,      "4"                             },
 555   {     5,      "5"                             },
 556   {     6,      "6"                             },
 557   {     7,      "7"                             },
 558   {     8,      "8"                             },
 559   {     9,      "9"                             },
 560   {     10,     "10"                            },
 561   {     11,     "11"                            },
 562   {     12,     "12"                            },
 563   {     13,     "13"                            },
 564   {     14,     "14"                            },
 565   {     15,     "15"                            },
 566   {     16,     "16"                            },
 567   {     17,     "17"                            },
 568   {     18,     "18"                            },
 569   {     19,     "19"                            },
 570   {     20,     "20"                            },
 571   {     21,     "21"                            },
 572   {     22,     "22"                            },
 573   {     23,     "23"                            },
 574   {     24,     "24"                            },
 575   {     25,     "25"                            },
 576   {     26,     "26"                            },
 577   {     27,     "27"                            },
 578   {     28,     "28"                            },
 579   {     29,     "29"                            },
 580   {     30,     "30"                            },
 581   {     31,     "31"                            },
 582   {     32,     "32"                            },
 583
 584   {     -1,     NULL                            },
 585 };
 586
 587 static int align_xoffset = 0;
 588 static int align_yoffset = 0;
 589
 590 #define DRAW_MODE(s)            ((s) >= GAME_MODE_MAIN &&               \
 591                                  (s) <= GAME_MODE_SETUP ? (s) :         \
 592                                  (s) == GAME_MODE_PSEUDO_TYPENAME ?     \
 593                                  GAME_MODE_MAIN :                       \
 594                                  (s) == GAME_MODE_PSEUDO_TYPENAMES ?    \
 595                                  GAME_MODE_NAMES : GAME_MODE_DEFAULT)
 596
 597 // (there are no draw offset definitions needed for INFO_MODE_TITLE)
 598 #define DRAW_MODE_INFO(i)       ((i) >= INFO_MODE_TITLE &&              \
 599                                  (i) <= INFO_MODE_LEVELSET ? (i) :      \
 600                                  INFO_MODE_MAIN)
 601
 602 #define DRAW_MODE_SETUP(i)      ((i) >= SETUP_MODE_MAIN &&              \
 603                                  (i) <= SETUP_MODE_SHORTCUTS_5 ? (i) :  \
 604                                  (i) >= SETUP_MODE_CHOOSE_GRAPHICS &&   \
 605                                  (i) <= SETUP_MODE_CHOOSE_MUSIC ?       \
 606                                  SETUP_MODE_CHOOSE_ARTWORK :            \
 607                                  SETUP_MODE_CHOOSE_OTHER)
 608
 609 #define DRAW_XOFFSET_INFO(i)    (DRAW_MODE_INFO(i) == INFO_MODE_MAIN ?  \
 610                                  menu.draw_xoffset[GAME_MODE_INFO] :    \
 611                                  menu.draw_xoffset_info[DRAW_MODE_INFO(i)])
 612 #define DRAW_YOFFSET_INFO(i)    (DRAW_MODE_INFO(i) == INFO_MODE_MAIN ?  \
 613                                  menu.draw_yoffset[GAME_MODE_INFO] :    \
 614                                  menu.draw_yoffset_info[DRAW_MODE_INFO(i)])
 615 #define EXTRA_SPACING_INFO(i)   (DRAW_MODE_INFO(i) == INFO_MODE_MAIN ? \
 616                                  menu.extra_spacing[GAME_MODE_INFO] :   \
 617                                  menu.extra_spacing_info[DRAW_MODE_INFO(i)])
 618
 619 #define DRAW_XOFFSET_SETUP(i)   (DRAW_MODE_SETUP(i) == SETUP_MODE_MAIN ? \
 620                                  menu.draw_xoffset[GAME_MODE_SETUP] :   \
 621                                  menu.draw_xoffset_setup[DRAW_MODE_SETUP(i)])
 622 #define DRAW_YOFFSET_SETUP(i)   (DRAW_MODE_SETUP(i) == SETUP_MODE_MAIN ? \
 623                                  menu.draw_yoffset[GAME_MODE_SETUP] :   \
 624                                  menu.draw_yoffset_setup[DRAW_MODE_SETUP(i)])
 625 #define EXTRA_SPACING_SETUP(i)  (DRAW_MODE_SETUP(i) == SETUP_MODE_MAIN ? \
 626                                  menu.extra_spacing[GAME_MODE_SETUP] :  \
 627                                  menu.extra_spacing_setup[DRAW_MODE_SETUP(i)])
 628
 629 #define EXTRA_SPACING_SCORES(i) (EXTRA_SPACING_INFO(i))
 630
 631 #define EXTRA_SPACING_SCOREINFO(i) (menu.extra_spacing[GAME_MODE_SCOREINFO])
 632
 633 #define DRAW_XOFFSET(s)         ((s) == GAME_MODE_INFO ?                \
 634                                  DRAW_XOFFSET_INFO(info_mode) :         \
 635                                  (s) == GAME_MODE_SETUP ?               \
 636                                  DRAW_XOFFSET_SETUP(setup_mode) :       \
 637                                  menu.draw_xoffset[DRAW_MODE(s)])
 638 #define DRAW_YOFFSET(s)         ((s) == GAME_MODE_INFO ?                \
 639                                  DRAW_YOFFSET_INFO(info_mode) :         \
 640                                  (s) == GAME_MODE_SETUP ?               \
 641                                  DRAW_YOFFSET_SETUP(setup_mode) :       \
 642                                  menu.draw_yoffset[DRAW_MODE(s)])
 643 #define EXTRA_SPACING(s)        ((s) == GAME_MODE_INFO ?                \
 644                                  EXTRA_SPACING_INFO(info_mode) :        \
 645                                  (s) == GAME_MODE_SETUP ?               \
 646                                  EXTRA_SPACING_SETUP(setup_mode) :      \
 647                                  (s) == GAME_MODE_SCORES ?              \
 648                                  EXTRA_SPACING_SCORES(info_mode) :      \
 649                                  menu.extra_spacing[DRAW_MODE(s)])
 650
 651 #define mSX                     (SX + DRAW_XOFFSET(game_status))
 652 #define mSY                     (SY + DRAW_YOFFSET(game_status))
 653
 654 #define amSX                    (mSX + align_xoffset)
 655 #define amSY                    (mSY + align_yoffset)
 656
 657 #define NUM_MENU_ENTRIES_ON_SCREEN (menu.list_size[game_status] > 2 ?   \
 658                                     menu.list_size[game_status] :       \
 659                                     MAX_MENU_ENTRIES_ON_SCREEN)
 660
 661 #define IN_VIS_MENU(x, y)       IN_FIELD(x, y, SCR_FIELDX,              \
 662                                          NUM_MENU_ENTRIES_ON_SCREEN)
 663
 664
 665 // title display and control definitions
 666
 667 #define MAX_NUM_TITLE_SCREENS   (2 * MAX_NUM_TITLE_IMAGES +             \
 668                                  2 * MAX_NUM_TITLE_MESSAGES)
 669
 670 #define NO_DIRECT_LEVEL_SELECT  (-1)
 671
 672
 673 static int num_title_screens = 0;
 674
 675 struct TitleControlInfo
 676 {
 677   boolean is_image;
 678   boolean initial;
 679   boolean first;
 680   int local_nr;
 681   int sort_priority;
 682 };
 683
 684 struct TitleControlInfo title_controls[MAX_NUM_TITLE_SCREENS];
 685
 686 // main menu display and control definitions
 687
 688 #define MAIN_CONTROL_NAME                       0
 689 #define MAIN_CONTROL_LEVELS                     1
 690 #define MAIN_CONTROL_SCORES                     2
 691 #define MAIN_CONTROL_EDITOR                     3
 692 #define MAIN_CONTROL_INFO                       4
 693 #define MAIN_CONTROL_GAME                       5
 694 #define MAIN_CONTROL_SETUP                      6
 695 #define MAIN_CONTROL_QUIT                       7
 696 #define MAIN_CONTROL_PREV_LEVEL                 8
 697 #define MAIN_CONTROL_NEXT_LEVEL                 9
 698 #define MAIN_CONTROL_FIRST_LEVEL                10
 699 #define MAIN_CONTROL_LAST_LEVEL                 11
 700 #define MAIN_CONTROL_LEVEL_NUMBER               12
 701 #define MAIN_CONTROL_LEVEL_INFO_1               13
 702 #define MAIN_CONTROL_LEVEL_INFO_2               14
 703 #define MAIN_CONTROL_LEVEL_NAME                 15
 704 #define MAIN_CONTROL_LEVEL_AUTHOR               16
 705 #define MAIN_CONTROL_LEVEL_YEAR                 17
 706 #define MAIN_CONTROL_LEVEL_IMPORTED_FROM        18
 707 #define MAIN_CONTROL_LEVEL_IMPORTED_BY          19
 708 #define MAIN_CONTROL_LEVEL_TESTED_BY            20
 709 #define MAIN_CONTROL_TITLE_1                    21
 710 #define MAIN_CONTROL_TITLE_2                    22
 711 #define MAIN_CONTROL_TITLE_3                    23
 712
 713 static char str_main_text_name[10];
 714 static char str_main_text_first_level[10];
 715 static char str_main_text_last_level[10];
 716 static char str_main_text_level_number[10];
 717
 718 static char network_server_hostname[MAX_SETUP_TEXT_INPUT_LEN + 1];
 719
 720 static char *main_text_name                     = str_main_text_name;
 721 static char *main_text_first_level              = str_main_text_first_level;
 722 static char *main_text_last_level               = str_main_text_last_level;
 723 static char *main_text_level_number             = str_main_text_level_number;
 724 static char *main_text_levels                   = "Levelset";
 725 static char *main_text_scores                   = "Hall Of Fame";
 726 static char *main_text_editor                   = "Level Creator";
 727 static char *main_text_info                     = "Info Screen";
 728 static char *main_text_game                     = "Start Game";
 729 static char *main_text_setup                    = "Setup";
 730 static char *main_text_quit                     = "Quit";
 731 static char *main_text_level_name               = level.name;
 732 static char *main_text_level_author             = level.author;
 733 static char *main_text_level_year               = NULL;
 734 static char *main_text_level_imported_from      = NULL;
 735 static char *main_text_level_imported_by        = NULL;
 736 static char *main_text_level_tested_by          = NULL;
 737 static char *main_text_title_1                  = NULL;
 738 static char *main_text_title_2                  = NULL;
 739 static char *main_text_title_3                  = NULL;
 740
 741 extern char debug_xsn_mode[];
 742
 743 struct MainControlInfo
 744 {
 745   int nr;
 746
 747   struct MenuPosInfo *pos_button;
 748   int button_graphic;
 749
 750   struct TextPosInfo *pos_text;
 751   char **text;
 752
 753   struct TextPosInfo *pos_input;
 754   char **input;
 755 };
 756
 757 static struct MainControlInfo main_controls[] =
 758 {
 759   {
 760     MAIN_CONTROL_NAME,
 761     &menu.main.button.name,             IMG_MENU_BUTTON_NAME,
 762     &menu.main.text.name,               &main_text_name,
 763     &menu.main.input.name,              &setup.player_name,
 764   },
 765   {
 766     MAIN_CONTROL_LEVELS,
 767     &menu.main.button.levels,           IMG_MENU_BUTTON_LEVELS,
 768     &menu.main.text.levels,             &main_text_levels,
 769     NULL,                               NULL,
 770   },
 771   {
 772     MAIN_CONTROL_SCORES,
 773     &menu.main.button.scores,           IMG_MENU_BUTTON_SCORES,
 774     &menu.main.text.scores,             &main_text_scores,
 775     NULL,                               NULL,
 776   },
 777   {
 778     MAIN_CONTROL_EDITOR,
 779     &menu.main.button.editor,           IMG_MENU_BUTTON_EDITOR,
 780     &menu.main.text.editor,             &main_text_editor,
 781     NULL,                               NULL,
 782   },
 783   {
 784     MAIN_CONTROL_INFO,
 785     &menu.main.button.info,             IMG_MENU_BUTTON_INFO,
 786     &menu.main.text.info,               &main_text_info,
 787     NULL,                               NULL,
 788   },
 789   {
 790     MAIN_CONTROL_GAME,
 791     &menu.main.button.game,             IMG_MENU_BUTTON_GAME,
 792     &menu.main.text.game,               &main_text_game,
 793     NULL,                               NULL,
 794   },
 795   {
 796     MAIN_CONTROL_SETUP,
 797     &menu.main.button.setup,            IMG_MENU_BUTTON_SETUP,
 798     &menu.main.text.setup,              &main_text_setup,
 799     NULL,                               NULL,
 800   },
 801   {
 802     MAIN_CONTROL_QUIT,
 803     &menu.main.button.quit,             IMG_MENU_BUTTON_QUIT,
 804     &menu.main.text.quit,               &main_text_quit,
 805     NULL,                               NULL,
 806   },
 807   {
 808     MAIN_CONTROL_PREV_LEVEL,
 809     NULL,                               -1,
 810     NULL,                               NULL,
 811     NULL,                               NULL,
 812   },
 813   {
 814     MAIN_CONTROL_NEXT_LEVEL,
 815     NULL,                               -1,
 816     NULL,                               NULL,
 817     NULL,                               NULL,
 818   },
 819   {
 820     MAIN_CONTROL_FIRST_LEVEL,
 821     NULL,                               -1,
 822     &menu.main.text.first_level,        &main_text_first_level,
 823     NULL,                               NULL,
 824   },
 825   {
 826     MAIN_CONTROL_LAST_LEVEL,
 827     NULL,                               -1,
 828     &menu.main.text.last_level,         &main_text_last_level,
 829     NULL,                               NULL,
 830   },
 831   {
 832     MAIN_CONTROL_LEVEL_NUMBER,
 833     NULL,                               -1,
 834     &menu.main.text.level_number,       &main_text_level_number,
 835     NULL,                               NULL,
 836   },
 837   {
 838     MAIN_CONTROL_LEVEL_INFO_1,
 839     NULL,                               -1,
 840     &menu.main.text.level_info_1,       NULL,
 841     NULL,                               NULL,
 842   },
 843   {
 844     MAIN_CONTROL_LEVEL_INFO_2,
 845     NULL,                               -1,
 846     &menu.main.text.level_info_2,       NULL,
 847     NULL,                               NULL,
 848   },
 849   {
 850     MAIN_CONTROL_LEVEL_NAME,
 851     NULL,                               -1,
 852     &menu.main.text.level_name,         &main_text_level_name,
 853     NULL,                               NULL,
 854   },
 855   {
 856     MAIN_CONTROL_LEVEL_AUTHOR,
 857     NULL,                               -1,
 858     &menu.main.text.level_author,       &main_text_level_author,
 859     NULL,                               NULL,
 860   },
 861   {
 862     MAIN_CONTROL_LEVEL_YEAR,
 863     NULL,                               -1,
 864     &menu.main.text.level_year,         &main_text_level_year,
 865     NULL,                               NULL,
 866   },
 867   {
 868     MAIN_CONTROL_LEVEL_IMPORTED_FROM,
 869     NULL,                               -1,
 870     &menu.main.text.level_imported_from, &main_text_level_imported_from,
 871     NULL,                               NULL,
 872   },
 873   {
 874     MAIN_CONTROL_LEVEL_IMPORTED_BY,
 875     NULL,                               -1,
 876     &menu.main.text.level_imported_by,  &main_text_level_imported_by,
 877     NULL,                               NULL,
 878   },
 879   {
 880     MAIN_CONTROL_LEVEL_TESTED_BY,
 881     NULL,                               -1,
 882     &menu.main.text.level_tested_by,    &main_text_level_tested_by,
 883     NULL,                               NULL,
 884   },
 885   {
 886     MAIN_CONTROL_TITLE_1,
 887     NULL,                               -1,
 888     &menu.main.text.title_1,            &main_text_title_1,
 889     NULL,                               NULL,
 890   },
 891   {
 892     MAIN_CONTROL_TITLE_2,
 893     NULL,                               -1,
 894     &menu.main.text.title_2,            &main_text_title_2,
 895     NULL,                               NULL,
 896   },
 897   {
 898     MAIN_CONTROL_TITLE_3,
 899     NULL,                               -1,
 900     &menu.main.text.title_3,            &main_text_title_3,
 901     NULL,                               NULL,
 902   },
 903
 904   {
 905     -1,
 906     NULL,                               -1,
 907     NULL,                               NULL,
 908     NULL,                               NULL,
 909   }
 910 };
 911
 912
 913 static int getTitleScreenGraphic(int nr, boolean initial)
 914 {
 915   return (initial ? IMG_TITLESCREEN_INITIAL_1 : IMG_TITLESCREEN_1) + nr;
 916 }
 917
 918 static struct TitleMessageInfo *getTitleMessageInfo(int nr, boolean initial)
 919 {
 920   return (initial ? &titlemessage_initial[nr] : &titlemessage[nr]);
 921 }
 922
 923 #if 0
 924 static int getTitleScreenGameMode(boolean initial)
 925 {
 926   return (initial ? GAME_MODE_TITLE_INITIAL : GAME_MODE_TITLE);
 927 }
 928 #endif
 929
 930 static int getTitleMessageGameMode(boolean initial)
 931 {
 932   return (initial ? GAME_MODE_TITLE_INITIAL : GAME_MODE_TITLE);
 933 }
 934
 935 static int getTitleAnimMode(struct TitleControlInfo *tci)
 936 {
 937   int base = (tci->initial ? GAME_MODE_TITLE_INITIAL_1 : GAME_MODE_TITLE_1);
 938
 939   return base + tci->local_nr;
 940 }
 941
 942 #if 0
 943 static int getTitleScreenBackground(boolean initial)
 944 {
 945   return (initial ? IMG_BACKGROUND_TITLE_INITIAL : IMG_BACKGROUND_TITLE);
 946 }
 947 #endif
 948
 949 #if 0
 950 static int getTitleMessageBackground(int nr, boolean initial)
 951 {
 952   return (initial ? IMG_BACKGROUND_TITLE_INITIAL : IMG_BACKGROUND_TITLE);
 953 }
 954 #endif
 955
 956 static int getTitleBackground(int nr, boolean initial, boolean is_image)
 957 {
 958   int base = (is_image ?
 959               (initial ? IMG_BACKGROUND_TITLESCREEN_INITIAL_1 :
 960                          IMG_BACKGROUND_TITLESCREEN_1) :
 961               (initial ? IMG_BACKGROUND_TITLEMESSAGE_INITIAL_1 :
 962                          IMG_BACKGROUND_TITLEMESSAGE_1));
 963   int graphic_global = (initial ? IMG_BACKGROUND_TITLE_INITIAL :
 964                                   IMG_BACKGROUND_TITLE);
 965   int graphic_local = base + nr;
 966
 967   if (graphic_info[graphic_local].bitmap != NULL)
 968     return graphic_local;
 969
 970   if (graphic_info[graphic_global].bitmap != NULL)
 971     return graphic_global;
 972
 973   return IMG_UNDEFINED;
 974 }
 975
 976 static int getTitleSound(struct TitleControlInfo *tci)
 977 {
 978   boolean is_image = tci->is_image;
 979   int initial = tci->initial;
 980   int nr = tci->local_nr;
 981   int mode = (initial ? GAME_MODE_TITLE_INITIAL : GAME_MODE_TITLE);
 982   int base = (is_image ?
 983               (initial ? SND_BACKGROUND_TITLESCREEN_INITIAL_1 :
 984                          SND_BACKGROUND_TITLESCREEN_1) :
 985               (initial ? SND_BACKGROUND_TITLEMESSAGE_INITIAL_1 :
 986                          SND_BACKGROUND_TITLEMESSAGE_1));
 987   int sound_global = menu.sound[mode];
 988   int sound_local = base + nr;
 989
 990 #if 0
 991   Debug("screens:getTitleSound", "%d, %d, %d: %d ['%s'], %d ['%s']",
 992         nr, initial, is_image,
 993         sound_global, getSoundListEntry(sound_global)->filename,
 994         sound_local, getSoundListEntry(sound_local)->filename);
 995 #endif
 996
 997   if (!strEqual(getSoundListEntry(sound_local)->filename, UNDEFINED_FILENAME))
 998     return sound_local;
 999
1000   if (!strEqual(getSoundListEntry(sound_global)->filename, UNDEFINED_FILENAME))
1001     return sound_global;
1002
1003   return SND_UNDEFINED;
1004 }
1005
1006 static int getTitleMusic(struct TitleControlInfo *tci)
1007 {
1008   boolean is_image = tci->is_image;
1009   int initial = tci->initial;
1010   int nr = tci->local_nr;
1011   int mode = (initial ? GAME_MODE_TITLE_INITIAL : GAME_MODE_TITLE);
1012   int base = (is_image ?
1013               (initial ? MUS_BACKGROUND_TITLESCREEN_INITIAL_1 :
1014                          MUS_BACKGROUND_TITLESCREEN_1) :
1015               (initial ? MUS_BACKGROUND_TITLEMESSAGE_INITIAL_1 :
1016                          MUS_BACKGROUND_TITLEMESSAGE_1));
1017   int music_global = menu.music[mode];
1018   int music_local = base + nr;
1019
1020 #if 0
1021   Debug("screens:getTitleMusic", "%d, %d, %d: %d ['%s'], %d ['%s']",
1022         nr, initial, is_image,
1023         music_global, getMusicListEntry(music_global)->filename,
1024         music_local, getMusicListEntry(music_local)->filename);
1025 #endif
1026
1027   if (!strEqual(getMusicListEntry(music_local)->filename, UNDEFINED_FILENAME))
1028     return music_local;
1029
1030   if (!strEqual(getMusicListEntry(music_global)->filename, UNDEFINED_FILENAME))
1031     return music_global;
1032
1033   return MUS_UNDEFINED;
1034 }
1035
1036 static struct TitleFadingInfo getTitleFading(struct TitleControlInfo *tci)
1037 {
1038   boolean is_image = tci->is_image;
1039   boolean initial = tci->initial;
1040   boolean first = tci->first;
1041   int nr = tci->local_nr;
1042   struct TitleMessageInfo tmi;
1043   struct TitleFadingInfo ti;
1044
1045   tmi = (is_image ? (initial ? (first ?
1046                                 titlescreen_initial_first[nr] :
1047                                 titlescreen_initial[nr])
1048                              : (first ?
1049                                 titlescreen_first[nr] :
1050                                 titlescreen[nr]))
1051                   : (initial ? (first ?
1052                                 titlemessage_initial_first[nr] :
1053                                 titlemessage_initial[nr])
1054                              : (first ?
1055                                 titlemessage_first[nr] :
1056                                 titlemessage[nr])));
1057
1058   ti.fade_mode  = tmi.fade_mode;
1059   ti.fade_delay = tmi.fade_delay;
1060   ti.post_delay = tmi.post_delay;
1061   ti.auto_delay = tmi.auto_delay;
1062   ti.auto_delay_unit = tmi.auto_delay_unit;
1063
1064   return ti;
1065 }
1066
1067 static int compareTitleControlInfo(const void *object1, const void *object2)
1068 {
1069   const struct TitleControlInfo *tci1 = (struct TitleControlInfo *)object1;
1070   const struct TitleControlInfo *tci2 = (struct TitleControlInfo *)object2;
1071   int compare_result;
1072
1073   if (tci1->initial != tci2->initial)
1074     compare_result = (tci1->initial ? -1 : +1);
1075   else if (tci1->sort_priority != tci2->sort_priority)
1076     compare_result = tci1->sort_priority - tci2->sort_priority;
1077   else if (tci1->is_image != tci2->is_image)
1078     compare_result = (tci1->is_image ? -1 : +1);
1079   else
1080     compare_result = tci1->local_nr - tci2->local_nr;
1081
1082   return compare_result;
1083 }
1084
1085 static void InitializeTitleControlsExt_AddTitleInfo(boolean is_image,
1086                                                     boolean initial,
1087                                                     int nr, int sort_priority)
1088 {
1089   title_controls[num_title_screens].is_image = is_image;
1090   title_controls[num_title_screens].initial = initial;
1091   title_controls[num_title_screens].local_nr = nr;
1092   title_controls[num_title_screens].sort_priority = sort_priority;
1093
1094   title_controls[num_title_screens].first = FALSE;      // will be set later
1095
1096   num_title_screens++;
1097 }
1098
1099 static void InitializeTitleControls_CheckTitleInfo(boolean initial)
1100 {
1101   int i;
1102
1103   for (i = 0; i < MAX_NUM_TITLE_IMAGES; i++)
1104   {
1105     int graphic = getTitleScreenGraphic(i, initial);
1106     Bitmap *bitmap = graphic_info[graphic].bitmap;
1107     int sort_priority = graphic_info[graphic].sort_priority;
1108
1109     if (bitmap != NULL)
1110       InitializeTitleControlsExt_AddTitleInfo(TRUE, initial, i, sort_priority);
1111   }
1112
1113   for (i = 0; i < MAX_NUM_TITLE_MESSAGES; i++)
1114   {
1115     struct TitleMessageInfo *tmi = getTitleMessageInfo(i, initial);
1116     char *filename = getLevelSetTitleMessageFilename(i, initial);
1117     int sort_priority = tmi->sort_priority;
1118
1119     if (filename != NULL)
1120       InitializeTitleControlsExt_AddTitleInfo(FALSE, initial, i, sort_priority);
1121   }
1122 }
1123
1124 static void InitializeTitleControls(boolean show_title_initial)
1125 {
1126   num_title_screens = 0;
1127
1128   // 1st step: initialize title screens for game start (only when starting)
1129   if (show_title_initial)
1130     InitializeTitleControls_CheckTitleInfo(TRUE);
1131
1132   // 2nd step: initialize title screens for current level set
1133   InitializeTitleControls_CheckTitleInfo(FALSE);
1134
1135   // sort title screens according to sort_priority and title number
1136   qsort(title_controls, num_title_screens, sizeof(struct TitleControlInfo),
1137         compareTitleControlInfo);
1138
1139   // mark first title screen
1140   title_controls[0].first = TRUE;
1141 }
1142
1143 static boolean visibleMenuPos(struct MenuPosInfo *pos)
1144 {
1145   return (pos != NULL && pos->x != -1 && pos->y != -1);
1146 }
1147
1148 static boolean visibleTextPos(struct TextPosInfo *pos)
1149 {
1150   return (pos != NULL && pos->x != -1 && pos->y != -1);
1151 }
1152
1153 static void InitializeMainControls(void)
1154 {
1155   boolean local_team_mode = (!network.enabled && setup.team_mode);
1156   int i;
1157
1158   // set main control text values to dynamically determined values
1159   sprintf(main_text_name,         "%s",   local_team_mode ? "Team:" : "Name:");
1160
1161   strcpy(main_text_first_level,  int2str(leveldir_current->first_level,
1162                                          menu.main.text.first_level.size));
1163   strcpy(main_text_last_level,   int2str(leveldir_current->last_level,
1164                                          menu.main.text.last_level.size));
1165   strcpy(main_text_level_number, int2str(level_nr,
1166                                          menu.main.text.level_number.size));
1167
1168   main_text_level_year          = leveldir_current->year;
1169   main_text_level_imported_from = leveldir_current->imported_from;
1170   main_text_level_imported_by   = leveldir_current->imported_by;
1171   main_text_level_tested_by     = leveldir_current->tested_by;
1172
1173   main_text_title_1 = getConfigProgramTitleString();
1174   main_text_title_2 = getConfigProgramCopyrightString();
1175   main_text_title_3 = getConfigProgramCompanyString();
1176
1177   // set main control screen positions to dynamically determined values
1178   for (i = 0; main_controls[i].nr != -1; i++)
1179   {
1180     struct MainControlInfo *mci = &main_controls[i];
1181     int nr                         = mci->nr;
1182     struct MenuPosInfo *pos_button = mci->pos_button;
1183     struct TextPosInfo *pos_text   = mci->pos_text;
1184     struct TextPosInfo *pos_input  = mci->pos_input;
1185     char *text                     = (mci->text  ? *mci->text  : NULL);
1186     char *input                    = (mci->input ? *mci->input : NULL);
1187     int button_graphic             = mci->button_graphic;
1188     int font_text                  = (pos_text  ? pos_text->font  : -1);
1189     int font_input                 = (pos_input ? pos_input->font : -1);
1190
1191     int font_text_width   = (font_text  != -1 ? getFontWidth(font_text)   : 0);
1192     int font_text_height  = (font_text  != -1 ? getFontHeight(font_text)  : 0);
1193     int font_input_width  = (font_input != -1 ? getFontWidth(font_input)  : 0);
1194     int font_input_height = (font_input != -1 ? getFontHeight(font_input) : 0);
1195     int text_chars  = (text  != NULL ? strlen(text)  : 0);
1196     int input_chars = (input != NULL ? strlen(input) : 0);
1197
1198     int button_width =
1199       (button_graphic != -1 ? graphic_info[button_graphic].width  : 0);
1200     int button_height =
1201       (button_graphic != -1 ? graphic_info[button_graphic].height : 0);
1202     int text_width   = font_text_width * text_chars;
1203     int text_height  = font_text_height;
1204     int input_width  = font_input_width * input_chars;
1205     int input_height = font_input_height;
1206
1207     if (nr == MAIN_CONTROL_NAME)
1208     {
1209       menu.main.input.name.width  = input_width;
1210       menu.main.input.name.height = input_height;
1211     }
1212
1213     if (pos_button != NULL)             // (x/y may be -1/-1 here)
1214     {
1215       pos_button->width  = button_width;
1216       pos_button->height = button_height;
1217     }
1218
1219     if (pos_text != NULL)               // (x/y may be -1/-1 here)
1220     {
1221       // calculate text size -- needed for text alignment
1222       boolean calculate_text_size = (text != NULL);
1223
1224       if (pos_text->width == -1 || calculate_text_size)
1225         pos_text->width = text_width;
1226       if (pos_text->height == -1 || calculate_text_size)
1227         pos_text->height = text_height;
1228
1229       if (visibleMenuPos(pos_button))
1230       {
1231         if (pos_text->x == -1)
1232           pos_text->x = pos_button->x + pos_button->width;
1233         if (pos_text->y == -1)
1234           pos_text->y =
1235             pos_button->y + (pos_button->height - pos_text->height) / 2;
1236       }
1237     }
1238
1239     if (pos_input != NULL)              // (x/y may be -1/-1 here)
1240     {
1241       if (visibleTextPos(pos_text))
1242       {
1243         if (pos_input->x == -1)
1244           pos_input->x = pos_text->x + pos_text->width;
1245         if (pos_input->y == -1)
1246           pos_input->y = pos_text->y;
1247       }
1248
1249       if (pos_input->width == -1)
1250         pos_input->width = input_width;
1251       if (pos_input->height == -1)
1252         pos_input->height = input_height;
1253     }
1254   }
1255 }
1256
1257 static void DrawPressedGraphicThruMask(int dst_x, int dst_y,
1258                                        int graphic, boolean pressed)
1259 {
1260   struct GraphicInfo *g = &graphic_info[graphic];
1261   Bitmap *src_bitmap;
1262   int src_x, src_y;
1263   int xoffset = (pressed ? g->pressed_xoffset : 0);
1264   int yoffset = (pressed ? g->pressed_yoffset : 0);
1265
1266   getFixedGraphicSource(graphic, 0, &src_bitmap, &src_x, &src_y);
1267
1268   BlitBitmapMasked(src_bitmap, drawto, src_x + xoffset, src_y + yoffset,
1269                    g->width, g->height, dst_x, dst_y);
1270 }
1271
1272 static void DrawCursorAndText_Main_Ext(int nr, boolean active_text,
1273                                        boolean active_input,
1274                                        boolean pressed_button)
1275 {
1276   int i;
1277
1278   for (i = 0; main_controls[i].nr != -1; i++)
1279   {
1280     struct MainControlInfo *mci = &main_controls[i];
1281
1282     if (mci->nr == nr || nr == -1)
1283     {
1284       struct MenuPosInfo *pos_button = mci->pos_button;
1285       struct TextPosInfo *pos_text   = mci->pos_text;
1286       struct TextPosInfo *pos_input  = mci->pos_input;
1287       char *text                     = (mci->text  ? *mci->text  : NULL);
1288       char *input                    = (mci->input ? *mci->input : NULL);
1289       int button_graphic             = mci->button_graphic;
1290       int font_text                  = (pos_text  ? pos_text->font  : -1);
1291       int font_input                 = (pos_input ? pos_input->font : -1);
1292
1293       if (active_text)
1294       {
1295         button_graphic = BUTTON_ACTIVE(button_graphic);
1296         font_text = FONT_ACTIVE(font_text);
1297       }
1298
1299       if (active_input)
1300       {
1301         font_input = FONT_ACTIVE(font_input);
1302       }
1303
1304       if (visibleMenuPos(pos_button))
1305       {
1306         struct MenuPosInfo *pos = pos_button;
1307         int x = mSX + pos->x;
1308         int y = mSY + pos->y;
1309
1310         DrawBackgroundForGraphic(x, y, pos->width, pos->height, button_graphic);
1311         DrawPressedGraphicThruMask(x, y, button_graphic, pressed_button);
1312       }
1313
1314       if (visibleTextPos(pos_text) && text != NULL)
1315       {
1316         struct TextPosInfo *pos = pos_text;
1317         int x = mSX + ALIGNED_TEXT_XPOS(pos);
1318         int y = mSY + ALIGNED_TEXT_YPOS(pos);
1319
1320 #if 1
1321         // (check why/if this is needed)
1322         DrawBackgroundForFont(x, y, pos->width, pos->height, font_text);
1323 #endif
1324         DrawText(x, y, text, font_text);
1325       }
1326
1327       if (visibleTextPos(pos_input) && input != NULL)
1328       {
1329         struct TextPosInfo *pos = pos_input;
1330         int x = mSX + ALIGNED_TEXT_XPOS(pos);
1331         int y = mSY + ALIGNED_TEXT_YPOS(pos);
1332
1333 #if 1
1334         // (check why/if this is needed)
1335         DrawBackgroundForFont(x, y, pos->width, pos->height, font_input);
1336 #endif
1337         DrawText(x, y, input, font_input);
1338       }
1339     }
1340   }
1341 }
1342
1343 static void DrawCursorAndText_Main(int nr, boolean active_text,
1344                                    boolean pressed_button)
1345 {
1346   DrawCursorAndText_Main_Ext(nr, active_text, FALSE, pressed_button);
1347 }
1348
1349 #if 0
1350 static void DrawCursorAndText_Main_Input(int nr, boolean active_text,
1351                                          boolean pressed_button)
1352 {
1353   DrawCursorAndText_Main_Ext(nr, active_text, TRUE, pressed_button);
1354 }
1355 #endif
1356
1357 static struct MainControlInfo *getMainControlInfo(int nr)
1358 {
1359   int i;
1360
1361   for (i = 0; main_controls[i].nr != -1; i++)
1362     if (main_controls[i].nr == nr)
1363       return &main_controls[i];
1364
1365   return NULL;
1366 }
1367
1368 static boolean insideMenuPosRect(struct MenuPosInfo *rect, int x, int y)
1369 {
1370   if (rect == NULL)
1371     return FALSE;
1372
1373   int rect_x = ALIGNED_TEXT_XPOS(rect);
1374   int rect_y = ALIGNED_TEXT_YPOS(rect);
1375
1376   return (x >= rect_x && x < rect_x + rect->width &&
1377           y >= rect_y && y < rect_y + rect->height);
1378 }
1379
1380 static boolean insideTextPosRect(struct TextPosInfo *rect, int x, int y)
1381 {
1382   if (rect == NULL)
1383     return FALSE;
1384
1385   int rect_x = ALIGNED_TEXT_XPOS(rect);
1386   int rect_y = ALIGNED_TEXT_YPOS(rect);
1387
1388 #if 0
1389   Debug("screens:insideTextPosRect",
1390         "(%d, %d), (%d, %d) [%d, %d] (%d, %d) => %d",
1391         x, y, rect_x, rect_y, rect->x, rect->y, rect->width, rect->height,
1392         (x >= rect_x && x < rect_x + rect->width &&
1393          y >= rect_y && y < rect_y + rect->height));
1394 #endif
1395
1396   return (x >= rect_x && x < rect_x + rect->width &&
1397           y >= rect_y && y < rect_y + rect->height);
1398 }
1399
1400 static boolean insidePreviewRect(struct PreviewInfo *preview, int x, int y)
1401 {
1402   int rect_width  = preview->xsize * preview->tile_size;
1403   int rect_height = preview->ysize * preview->tile_size;
1404   int rect_x = ALIGNED_XPOS(preview->x, rect_width,  preview->align);
1405   int rect_y = ALIGNED_YPOS(preview->y, rect_height, preview->valign);
1406
1407   return (x >= rect_x && x < rect_x + rect_width &&
1408           y >= rect_y && y < rect_y + rect_height);
1409 }
1410
1411 static void AdjustScrollbar(int id, int items_max, int items_visible,
1412                             int item_position)
1413 {
1414   struct GadgetInfo *gi = screen_gadget[id];
1415
1416   if (item_position > items_max - items_visible)
1417     item_position = items_max - items_visible;
1418
1419   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
1420                GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
1421                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
1422 }
1423
1424 static void AdjustChooseTreeScrollbar(TreeInfo *ti, int id)
1425 {
1426   AdjustScrollbar(id, numTreeInfoInGroup(ti), NUM_MENU_ENTRIES_ON_SCREEN,
1427                   ti->cl_first);
1428 }
1429
1430 static void clearMenuListArea(void)
1431 {
1432   int scrollbar_xpos = mSX + SC_SCROLLBAR_XPOS + menu.scrollbar_xoffset;
1433
1434   // correct scrollbar position if placed outside menu (playfield) area
1435   if (scrollbar_xpos > SX + SC_SCROLLBAR_XPOS)
1436     scrollbar_xpos = SX + SC_SCROLLBAR_XPOS;
1437
1438   // clear menu list area, but not title or scrollbar
1439   DrawBackground(mSX, mSY + MENU_SCREEN_START_YPOS * 32,
1440                  scrollbar_xpos - mSX, NUM_MENU_ENTRIES_ON_SCREEN * 32);
1441 }
1442
1443 static void drawCursorExt(int xpos, int ypos, boolean active, int graphic)
1444 {
1445   static int cursor_array[MAX_LEV_FIELDY];
1446   int x = amSX + TILEX * xpos;
1447   int y = amSY + TILEY * (MENU_SCREEN_START_YPOS + ypos);
1448
1449   if (xpos == 0)
1450   {
1451     if (graphic != -1)
1452       cursor_array[ypos] = graphic;
1453     else
1454       graphic = cursor_array[ypos];
1455   }
1456
1457   if (active)
1458     graphic = BUTTON_ACTIVE(graphic);
1459
1460   DrawBackgroundForGraphic(x, y, TILEX, TILEY, graphic);
1461   DrawFixedGraphicThruMaskExt(drawto, x, y, graphic, 0);
1462 }
1463
1464 static void initCursor(int ypos, int graphic)
1465 {
1466   drawCursorExt(0, ypos, FALSE, graphic);
1467 }
1468
1469 static void drawCursor(int ypos, boolean active)
1470 {
1471   drawCursorExt(0, ypos, active, -1);
1472 }
1473
1474 static void drawCursorXY(int xpos, int ypos, int graphic)
1475 {
1476   drawCursorExt(xpos, ypos, FALSE, graphic);
1477 }
1478
1479 static void drawChooseTreeCursor(int ypos, boolean active)
1480 {
1481   drawCursorExt(0, ypos, active, -1);
1482 }
1483
1484 static int getChooseTreeEditFont(boolean active)
1485 {
1486   return (active ? FONT_MENU_2_ACTIVE : FONT_MENU_2);
1487 }
1488
1489 static int getChooseTreeEditXPos(int pos)
1490 {
1491   boolean has_scrollbar = screen_gadget[SCREEN_CTRL_ID_SCROLL_VERTICAL]->mapped;
1492   int xoffset = (has_scrollbar ? -1 : 0);
1493   int xpos = MENU_SCREEN_TEXT2_XPOS + xoffset;
1494   int sx = amSX + xpos * TILEX;
1495   int font_nr = getChooseTreeEditFont(FALSE);
1496   int width = getTextWidth(STR_CHOOSE_TREE_EDIT, font_nr);
1497
1498   return (pos == POS_RIGHT ? sx + width - 1 : sx);
1499 }
1500
1501 static int getChooseTreeEditYPos(int ypos_raw)
1502 {
1503   int ypos = MENU_SCREEN_START_YPOS + ypos_raw;
1504   int sy = amSY + ypos * TILEY;
1505
1506   return sy;
1507 }
1508
1509 static void drawChooseTreeEdit(int ypos_raw, boolean active)
1510 {
1511   int sx = getChooseTreeEditXPos(POS_LEFT);
1512   int sy = getChooseTreeEditYPos(ypos_raw);
1513   int font_nr = getChooseTreeEditFont(active);
1514
1515   DrawText(sx, sy, STR_CHOOSE_TREE_EDIT, font_nr);
1516 }
1517
1518 static void DrawHeadline(void)
1519 {
1520   DrawTextSCentered(MENU_TITLE1_YPOS, FONT_TITLE_1, main_text_title_1);
1521   DrawTextSCentered(MENU_TITLE2_YPOS, FONT_TITLE_2, main_text_title_2);
1522 }
1523
1524 static void DrawTitleScreenImage(int nr, boolean initial)
1525 {
1526   int graphic = getTitleScreenGraphic(nr, initial);
1527   Bitmap *bitmap = graphic_info[graphic].bitmap;
1528   int width  = graphic_info[graphic].width;
1529   int height = graphic_info[graphic].height;
1530   int src_x = graphic_info[graphic].src_x;
1531   int src_y = graphic_info[graphic].src_y;
1532   int dst_x, dst_y;
1533
1534   if (bitmap == NULL)
1535     return;
1536
1537   if (width > WIN_XSIZE)
1538   {
1539     // image width too large for window => center image horizontally
1540     src_x = (width - WIN_XSIZE) / 2;
1541     width = WIN_XSIZE;
1542   }
1543
1544   if (height > WIN_YSIZE)
1545   {
1546     // image height too large for window => center image vertically
1547     src_y = (height - WIN_YSIZE) / 2;
1548     height = WIN_YSIZE;
1549   }
1550
1551   // always display title screens centered
1552   dst_x = (WIN_XSIZE - width) / 2;
1553   dst_y = (WIN_YSIZE - height) / 2;
1554
1555   SetDrawBackgroundMask(REDRAW_ALL);
1556   SetWindowBackgroundImage(getTitleBackground(nr, initial, TRUE));
1557
1558   ClearRectangleOnBackground(drawto, 0, 0, WIN_XSIZE, WIN_YSIZE);
1559
1560   if (DrawingOnBackground(dst_x, dst_y))
1561     BlitBitmapMasked(bitmap, drawto, src_x, src_y, width, height, dst_x, dst_y);
1562   else
1563     BlitBitmap(bitmap, drawto, src_x, src_y, width, height, dst_x, dst_y);
1564
1565   redraw_mask = REDRAW_ALL;
1566 }
1567
1568 static void DrawTitleScreenMessage(int nr, boolean initial)
1569 {
1570   char *filename = getLevelSetTitleMessageFilename(nr, initial);
1571   struct TitleMessageInfo *tmi = getTitleMessageInfo(nr, initial);
1572
1573   if (filename == NULL)
1574     return;
1575
1576   // force TITLE font on title message screen
1577   SetFontStatus(getTitleMessageGameMode(initial));
1578
1579   // if chars *and* width set to "-1", automatically determine width
1580   if (tmi->chars == -1 && tmi->width == -1)
1581     tmi->width = viewport.window[game_status].width;
1582
1583   // if lines *and* height set to "-1", automatically determine height
1584   if (tmi->lines == -1 && tmi->height == -1)
1585     tmi->height = viewport.window[game_status].height;
1586
1587   // if chars set to "-1", automatically determine by text and font width
1588   if (tmi->chars == -1)
1589     tmi->chars = tmi->width / getFontWidth(tmi->font);
1590   else
1591     tmi->width = tmi->chars * getFontWidth(tmi->font);
1592
1593   // if lines set to "-1", automatically determine by text and font height
1594   if (tmi->lines == -1)
1595     tmi->lines = tmi->height / getFontHeight(tmi->font);
1596   else
1597     tmi->height = tmi->lines * getFontHeight(tmi->font);
1598
1599   // if x set to "-1", automatically determine by width and alignment
1600   if (tmi->x == -1)
1601     tmi->x = -1 * ALIGNED_XPOS(0, tmi->width, tmi->align);
1602
1603   // if y set to "-1", automatically determine by height and alignment
1604   if (tmi->y == -1)
1605     tmi->y = -1 * ALIGNED_YPOS(0, tmi->height, tmi->valign);
1606
1607   SetDrawBackgroundMask(REDRAW_ALL);
1608   SetWindowBackgroundImage(getTitleBackground(nr, initial, FALSE));
1609
1610   ClearRectangleOnBackground(drawto, 0, 0, WIN_XSIZE, WIN_YSIZE);
1611
1612   DrawTextFile(ALIGNED_TEXT_XPOS(tmi), ALIGNED_TEXT_YPOS(tmi),
1613                filename, tmi->font, tmi->chars, -1, tmi->lines, 0, -1,
1614                tmi->autowrap, tmi->centered, tmi->parse_comments);
1615
1616   ResetFontStatus();
1617 }
1618
1619 static void DrawTitleScreen(void)
1620 {
1621   KeyboardAutoRepeatOff();
1622
1623   HandleTitleScreen(0, 0, 0, 0, MB_MENU_INITIALIZE);
1624 }
1625
1626 static boolean CheckTitleScreen(boolean levelset_has_changed)
1627 {
1628   static boolean show_title_initial = TRUE;
1629   boolean show_titlescreen = FALSE;
1630
1631   // needed to be able to skip title screen, if no image or message defined
1632   InitializeTitleControls(show_title_initial);
1633
1634   if (setup.show_titlescreen && (show_title_initial || levelset_has_changed))
1635     show_titlescreen = TRUE;
1636
1637   // show initial title images and messages only once at program start
1638   show_title_initial = FALSE;
1639
1640   return (show_titlescreen && num_title_screens > 0);
1641 }
1642
1643 void DrawMainMenu(void)
1644 {
1645   static LevelDirTree *leveldir_last_valid = NULL;
1646   boolean levelset_has_changed = FALSE;
1647   int fade_mask = REDRAW_FIELD;
1648
1649   LimitScreenUpdates(FALSE);
1650
1651   FadeSetLeaveScreen();
1652
1653   // do not fade out here -- function may continue and fade on editor screen
1654
1655   UnmapAllGadgets();
1656   FadeMenuSoundsAndMusic();
1657
1658   ExpireSoundLoops(FALSE);
1659
1660   KeyboardAutoRepeatOn();
1661
1662   audio.sound_deactivated = FALSE;
1663
1664   GetPlayerConfig();
1665
1666   // needed if last screen was the playing screen, invoked from level editor
1667   if (level_editor_test_game)
1668   {
1669     CloseDoor(DOOR_CLOSE_ALL);
1670
1671     SetGameStatus(GAME_MODE_EDITOR);
1672
1673     DrawLevelEd();
1674
1675     return;
1676   }
1677
1678   // leveldir_current may be invalid (level group, parent link, node copy)
1679   leveldir_current = getValidLevelSeries(leveldir_current, leveldir_last_valid);
1680
1681   if (leveldir_current != leveldir_last_valid)
1682   {
1683     UpdateLastPlayedLevels_TreeInfo();
1684
1685     levelset_has_changed = TRUE;
1686   }
1687
1688   // store valid level series information
1689   leveldir_last_valid = leveldir_current;
1690
1691   // needed if last screen (level choice) changed graphics, sounds or music
1692   ReloadCustomArtwork(0);
1693
1694   if (CheckTitleScreen(levelset_has_changed))
1695   {
1696     SetGameStatus(GAME_MODE_TITLE);
1697
1698     DrawTitleScreen();
1699
1700     return;
1701   }
1702
1703   if (redraw_mask & REDRAW_ALL)
1704     fade_mask = REDRAW_ALL;
1705
1706   if (CheckFadeAll())
1707     fade_mask = REDRAW_ALL;
1708
1709   FadeOut(fade_mask);
1710
1711   // needed if different viewport properties defined for menues
1712   ChangeViewportPropertiesIfNeeded();
1713
1714   SetDrawtoField(DRAW_TO_BACKBUFFER);
1715
1716   // level_nr may have been set to value over handicap with level editor
1717   if (setup.handicap && level_nr > leveldir_current->handicap_level)
1718     level_nr = leveldir_current->handicap_level;
1719
1720   LoadLevel(level_nr);
1721   LoadScore(level_nr);
1722
1723   SaveLevelSetup_SeriesInfo();
1724
1725   // set this after "ChangeViewportPropertiesIfNeeded()" (which may reset it)
1726   SetDrawDeactivationMask(REDRAW_NONE);
1727   SetDrawBackgroundMask(REDRAW_FIELD);
1728
1729   SetMainBackgroundImage(IMG_BACKGROUND_MAIN);
1730
1731 #if 0
1732   if (fade_mask == REDRAW_ALL)
1733     RedrawGlobalBorder();
1734 #endif
1735
1736   ClearField();
1737
1738   InitializeMainControls();
1739
1740   DrawCursorAndText_Main(-1, FALSE, FALSE);
1741   DrawPreviewLevelInitial();
1742   DrawNetworkPlayers();
1743
1744   HandleMainMenu(0, 0, 0, 0, MB_MENU_INITIALIZE);
1745
1746   TapeStop();
1747   if (TAPE_IS_EMPTY(tape))
1748     LoadTape(level_nr);
1749   DrawCompleteVideoDisplay();
1750
1751   PlayMenuSoundsAndMusic();
1752
1753   // create gadgets for main menu screen
1754   FreeScreenGadgets();
1755   CreateScreenGadgets();
1756
1757   // may be required if audio buttons shown on tape and changed in setup menu
1758   FreeGameButtons();
1759   CreateGameButtons();
1760
1761   // map gadgets for main menu screen
1762   MapTapeButtons();
1763   MapScreenMenuGadgets(SCREEN_MASK_MAIN);
1764   UpdateScreenMenuGadgets(SCREEN_MASK_MAIN_HAS_SOLUTION, hasSolutionTape());
1765
1766   // copy actual game door content to door double buffer for OpenDoor()
1767   BlitBitmap(drawto, bitmap_db_door_1, DX, DY, DXSIZE, DYSIZE, 0, 0);
1768   BlitBitmap(drawto, bitmap_db_door_2, VX, VY, VXSIZE, VYSIZE, 0, 0);
1769
1770   OpenDoor(GetDoorState() | DOOR_NO_DELAY | DOOR_FORCE_REDRAW);
1771
1772   DrawMaskedBorder(fade_mask);
1773
1774   FadeIn(fade_mask);
1775   FadeSetEnterMenu();
1776
1777   // update screen area with special editor door
1778   redraw_mask |= REDRAW_ALL;
1779   BackToFront();
1780
1781   SetMouseCursor(CURSOR_DEFAULT);
1782
1783   OpenDoor(DOOR_CLOSE_1 | DOOR_OPEN_2);
1784
1785   SyncEmscriptenFilesystem();
1786
1787   // needed once after program start or after user change
1788   CheckApiServerTasks();
1789 }
1790
1791 static void gotoTopLevelDir(void)
1792 {
1793   // move upwards until inside (but not above) top level directory
1794   while (leveldir_current->node_parent &&
1795          !strEqual(leveldir_current->node_parent->subdir, STRING_TOP_DIRECTORY))
1796   {
1797     // write a "path" into level tree for easy navigation to last level
1798     if (leveldir_current->node_parent->node_group->cl_first == -1)
1799     {
1800       int num_leveldirs = numTreeInfoInGroup(leveldir_current);
1801       int leveldir_pos = getPosFromTreeInfo(leveldir_current);
1802       int num_page_entries = MIN(num_leveldirs, NUM_MENU_ENTRIES_ON_SCREEN);
1803       int cl_first, cl_cursor;
1804
1805       cl_first = MAX(0, leveldir_pos - num_page_entries + 1);
1806       cl_cursor = leveldir_pos - cl_first;
1807
1808       leveldir_current->node_parent->node_group->cl_first = cl_first;
1809       leveldir_current->node_parent->node_group->cl_cursor = cl_cursor;
1810     }
1811
1812     leveldir_current = leveldir_current->node_parent;
1813   }
1814 }
1815
1816 static unsigned int getAutoDelayCounter(struct TitleFadingInfo *fi)
1817 {
1818   boolean use_frame_counter = (fi->auto_delay_unit == AUTO_DELAY_UNIT_FRAMES);
1819
1820   return (use_frame_counter ? video.frame_counter : Counter());
1821 }
1822
1823 static boolean TitleAutoDelayReached(unsigned int *counter_var,
1824                                      struct TitleFadingInfo *fi)
1825 {
1826   return DelayReachedExt(counter_var, fi->auto_delay, getAutoDelayCounter(fi));
1827 }
1828
1829 static void ResetTitleAutoDelay(unsigned int *counter_var,
1830                                 struct TitleFadingInfo *fi)
1831 {
1832   *counter_var = getAutoDelayCounter(fi);
1833 }
1834
1835 void HandleTitleScreen(int mx, int my, int dx, int dy, int button)
1836 {
1837   static unsigned int title_delay = 0;
1838   static int title_screen_nr = 0;
1839   static int last_sound = -1, last_music = -1;
1840   boolean return_to_main_menu = FALSE;
1841   struct TitleControlInfo *tci;
1842   int sound, music;
1843
1844   if (button == MB_MENU_INITIALIZE)
1845   {
1846     title_delay = 0;
1847     title_screen_nr = 0;
1848     tci = &title_controls[title_screen_nr];
1849
1850     SetAnimStatus(getTitleAnimMode(tci));
1851
1852     last_sound = SND_UNDEFINED;
1853     last_music = MUS_UNDEFINED;
1854
1855     if (num_title_screens != 0)
1856     {
1857       FadeSetEnterScreen();
1858
1859       // use individual title fading instead of global "enter screen" fading
1860       fading = getTitleFading(tci);
1861     }
1862
1863     if (game_status_last_screen == GAME_MODE_INFO)
1864     {
1865       if (num_title_screens == 0)
1866       {
1867         // switch game mode from title screen mode back to info screen mode
1868         SetGameStatus(GAME_MODE_INFO);
1869
1870         // store that last screen was info screen, not main menu screen
1871         game_status_last_screen = GAME_MODE_INFO;
1872
1873         DrawInfoScreen_NotAvailable("Title screen information:",
1874                                     "No title screen for this level set.");
1875         return;
1876       }
1877     }
1878
1879     FadeMenuSoundsAndMusic();
1880
1881     FadeOut(REDRAW_ALL);
1882
1883     // title screens may have different window size
1884     ChangeViewportPropertiesIfNeeded();
1885
1886     // only required to update logic for redrawing global border
1887     ClearField();
1888
1889     if (tci->is_image)
1890       DrawTitleScreenImage(tci->local_nr, tci->initial);
1891     else
1892       DrawTitleScreenMessage(tci->local_nr, tci->initial);
1893
1894     sound = getTitleSound(tci);
1895     music = getTitleMusic(tci);
1896
1897     if (sound != last_sound)
1898       PlayMenuSoundExt(sound);
1899     if (music != last_music)
1900       PlayMenuMusicExt(music);
1901
1902     last_sound = sound;
1903     last_music = music;
1904
1905     SetMouseCursor(CURSOR_NONE);
1906
1907     FadeIn(REDRAW_ALL);
1908
1909     ResetTitleAutoDelay(&title_delay, &fading);
1910
1911     return;
1912   }
1913
1914   if (fading.auto_delay > 0 && TitleAutoDelayReached(&title_delay, &fading))
1915     button = MB_MENU_CHOICE;
1916
1917   if (button == MB_MENU_LEAVE)
1918   {
1919     return_to_main_menu = TRUE;
1920   }
1921   else if (button == MB_MENU_CHOICE)
1922   {
1923     if (game_status_last_screen == GAME_MODE_INFO && num_title_screens == 0)
1924     {
1925       SetGameStatus(GAME_MODE_INFO);
1926
1927       info_mode = INFO_MODE_MAIN;
1928
1929       DrawInfoScreen();
1930
1931       return;
1932     }
1933
1934     title_screen_nr++;
1935
1936     if (title_screen_nr < num_title_screens)
1937     {
1938       tci = &title_controls[title_screen_nr];
1939
1940       SetAnimStatus(getTitleAnimMode(tci));
1941
1942       sound = getTitleSound(tci);
1943       music = getTitleMusic(tci);
1944
1945       if (last_sound != SND_UNDEFINED && sound != last_sound)
1946         FadeSound(last_sound);
1947       if (last_music != MUS_UNDEFINED && music != last_music)
1948         FadeMusic();
1949
1950       fading = getTitleFading(tci);
1951
1952       FadeOut(REDRAW_ALL);
1953
1954       if (tci->is_image)
1955         DrawTitleScreenImage(tci->local_nr, tci->initial);
1956       else
1957         DrawTitleScreenMessage(tci->local_nr, tci->initial);
1958
1959       sound = getTitleSound(tci);
1960       music = getTitleMusic(tci);
1961
1962       if (sound != last_sound)
1963         PlayMenuSoundExt(sound);
1964       if (music != last_music)
1965         PlayMenuMusicExt(music);
1966
1967       last_sound = sound;
1968       last_music = music;
1969
1970       FadeIn(REDRAW_ALL);
1971
1972       ResetTitleAutoDelay(&title_delay, &fading);
1973     }
1974     else
1975     {
1976       FadeMenuSoundsAndMusic();
1977
1978       return_to_main_menu = TRUE;
1979     }
1980   }
1981
1982   if (return_to_main_menu)
1983   {
1984     SetMouseCursor(CURSOR_DEFAULT);
1985
1986     // force full menu screen redraw after displaying title screens
1987     redraw_mask = REDRAW_ALL;
1988
1989     if (game_status_last_screen == GAME_MODE_INFO)
1990     {
1991       SetGameStatus(GAME_MODE_INFO);
1992
1993       info_mode = INFO_MODE_MAIN;
1994
1995       DrawInfoScreen();
1996     }
1997     else        // default: return to main menu
1998     {
1999       SetGameStatus(GAME_MODE_MAIN);
2000
2001       DrawMainMenu();
2002     }
2003   }
2004 }
2005
2006 static void HandleMainMenu_ToggleTeamMode(void)
2007 {
2008   setup.team_mode = !setup.team_mode;
2009
2010   InitializeMainControls();
2011   DrawCursorAndText_Main(MAIN_CONTROL_NAME, TRUE, FALSE);
2012
2013   DrawPreviewPlayers();
2014 }
2015
2016 static void HandleMainMenu_SelectLevel(int step, int direction,
2017                                        int selected_level_nr)
2018 {
2019   int old_level_nr = level_nr;
2020   int new_level_nr;
2021
2022   if (selected_level_nr != NO_DIRECT_LEVEL_SELECT)
2023     new_level_nr = selected_level_nr;
2024   else
2025     new_level_nr = old_level_nr + step * direction;
2026
2027   if (new_level_nr < leveldir_current->first_level)
2028     new_level_nr = leveldir_current->first_level;
2029   if (new_level_nr > leveldir_current->last_level)
2030     new_level_nr = leveldir_current->last_level;
2031
2032   if (setup.handicap && new_level_nr > leveldir_current->handicap_level)
2033   {
2034     // skipping levels is only allowed when trying to skip single level
2035     if (setup.skip_levels && new_level_nr == old_level_nr + 1 &&
2036         Request("Level still unsolved! Skip despite handicap?", REQ_ASK))
2037     {
2038       leveldir_current->handicap_level++;
2039       SaveLevelSetup_SeriesInfo();
2040     }
2041
2042     new_level_nr = leveldir_current->handicap_level;
2043   }
2044
2045   if (new_level_nr != old_level_nr)
2046   {
2047     struct MainControlInfo *mci = getMainControlInfo(MAIN_CONTROL_LEVEL_NUMBER);
2048
2049     PlaySound(SND_MENU_ITEM_SELECTING);
2050
2051     level_nr = new_level_nr;
2052
2053     DrawText(mSX + mci->pos_text->x, mSY + mci->pos_text->y,
2054              int2str(level_nr, menu.main.text.level_number.size),
2055              mci->pos_text->font);
2056
2057     LoadLevel(level_nr);
2058     DrawPreviewLevelInitial();
2059
2060     TapeErase();
2061     LoadTape(level_nr);
2062     DrawCompleteVideoDisplay();
2063
2064     SaveLevelSetup_SeriesInfo();
2065
2066     UpdateScreenMenuGadgets(SCREEN_MASK_MAIN_HAS_SOLUTION, hasSolutionTape());
2067
2068     // force redraw of playfield area (may be reset at this point)
2069     redraw_mask |= REDRAW_FIELD;
2070   }
2071 }
2072
2073 void HandleMainMenu(int mx, int my, int dx, int dy, int button)
2074 {
2075   static int choice = MAIN_CONTROL_GAME;
2076   static boolean button_pressed_last = FALSE;
2077   boolean button_pressed = FALSE;
2078   int pos = choice;
2079   int i = 0;    // needed to prevent compiler warning due to bad code below
2080
2081   if (button == MB_MENU_INITIALIZE)
2082   {
2083     DrawCursorAndText_Main(choice, TRUE, FALSE);
2084
2085     return;
2086   }
2087
2088   if (mx || my)         // mouse input
2089   {
2090     pos = -1;
2091
2092     for (i = 0; main_controls[i].nr != -1; i++)
2093     {
2094       if (insideMenuPosRect(main_controls[i].pos_button, mx - mSX, my - mSY) ||
2095           insideTextPosRect(main_controls[i].pos_text,   mx - mSX, my - mSY) ||
2096           insideTextPosRect(main_controls[i].pos_input,  mx - mSX, my - mSY))
2097       {
2098         pos = main_controls[i].nr;
2099
2100         break;
2101       }
2102     }
2103
2104     // check if level preview was clicked
2105     if (insidePreviewRect(&preview, mx - SX, my - SY))
2106       pos = MAIN_CONTROL_GAME;
2107
2108     // handle pressed/unpressed state for active/inactive menu buttons
2109     // (if pos != -1, "i" contains index position corresponding to "pos")
2110     if (button &&
2111         pos >= MAIN_CONTROL_NAME && pos <= MAIN_CONTROL_QUIT &&
2112         insideMenuPosRect(main_controls[i].pos_button, mx - mSX, my - mSY))
2113       button_pressed = TRUE;
2114
2115     if (button_pressed != button_pressed_last)
2116     {
2117       DrawCursorAndText_Main(choice, TRUE, button_pressed);
2118
2119       if (button_pressed)
2120         PlaySound(SND_MENU_BUTTON_PRESSING);
2121       else
2122         PlaySound(SND_MENU_BUTTON_RELEASING);
2123     }
2124   }
2125   else if (dx || dy)    // keyboard input
2126   {
2127     if (dx > 0 && (choice == MAIN_CONTROL_INFO ||
2128                    choice == MAIN_CONTROL_SETUP))
2129       button = MB_MENU_CHOICE;
2130     else if (dy)
2131       pos = choice + dy;
2132   }
2133
2134   if (pos == MAIN_CONTROL_FIRST_LEVEL && !button)
2135   {
2136     HandleMainMenu_SelectLevel(MAX_LEVELS, -1, NO_DIRECT_LEVEL_SELECT);
2137   }
2138   else if (pos == MAIN_CONTROL_LAST_LEVEL && !button)
2139   {
2140     HandleMainMenu_SelectLevel(MAX_LEVELS, +1, NO_DIRECT_LEVEL_SELECT);
2141   }
2142   else if (pos == MAIN_CONTROL_LEVEL_NUMBER && !button)
2143   {
2144     CloseDoor(DOOR_CLOSE_2);
2145
2146     SetGameStatus(GAME_MODE_LEVELNR);
2147
2148     DrawChooseLevelNr();
2149   }
2150   else if (pos >= MAIN_CONTROL_NAME && pos <= MAIN_CONTROL_QUIT)
2151   {
2152     if (button)
2153     {
2154       if (pos != choice)
2155       {
2156         PlaySound(SND_MENU_ITEM_ACTIVATING);
2157
2158         DrawCursorAndText_Main(choice, FALSE, FALSE);
2159         DrawCursorAndText_Main(pos, TRUE, button_pressed);
2160
2161         choice = pos;
2162       }
2163       else if (dx != 0)
2164       {
2165         if (choice == MAIN_CONTROL_NAME)
2166         {
2167           // special case: cursor left or right pressed -- toggle team mode
2168           HandleMainMenu_ToggleTeamMode();
2169         }
2170         else if (choice != MAIN_CONTROL_INFO &&
2171                  choice != MAIN_CONTROL_SETUP)
2172         {
2173           HandleMainMenu_SelectLevel(1, dx, NO_DIRECT_LEVEL_SELECT);
2174         }
2175       }
2176     }
2177     else
2178     {
2179       PlaySound(SND_MENU_ITEM_SELECTING);
2180
2181       if (pos == MAIN_CONTROL_NAME)
2182       {
2183         if ((mx || my) &&
2184             insideTextPosRect(main_controls[i].pos_text, mx - mSX, my - mSY))
2185         {
2186           // special case: menu text "name/team" clicked -- toggle team mode
2187           HandleMainMenu_ToggleTeamMode();
2188         }
2189         else
2190         {
2191           if (setup.multiple_users)
2192           {
2193             CloseDoor(DOOR_CLOSE_2);
2194
2195             SetGameStatus(GAME_MODE_NAMES);
2196
2197             DrawChoosePlayerName();
2198           }
2199           else
2200           {
2201             SetGameStatus(GAME_MODE_PSEUDO_TYPENAME);
2202
2203             DrawTypeName();
2204           }
2205         }
2206       }
2207       else if (pos == MAIN_CONTROL_LEVELS)
2208       {
2209         if (leveldir_first)
2210         {
2211           CloseDoor(DOOR_CLOSE_2);
2212
2213           SetGameStatus(GAME_MODE_LEVELS);
2214
2215           SaveLevelSetup_LastSeries();
2216           SaveLevelSetup_SeriesInfo();
2217
2218           // restore level set if chosen from "last played level set" menu
2219           RestoreLastPlayedLevels(&leveldir_current);
2220
2221           if (setup.internal.choose_from_top_leveldir)
2222             gotoTopLevelDir();
2223
2224           DrawChooseLevelSet();
2225         }
2226       }
2227       else if (pos == MAIN_CONTROL_SCORES)
2228       {
2229         CloseDoor(DOOR_CLOSE_2);
2230
2231         SetGameStatus(GAME_MODE_SCORES);
2232
2233         DrawHallOfFame(level_nr);
2234       }
2235       else if (pos == MAIN_CONTROL_EDITOR)
2236       {
2237         if (leveldir_current->readonly &&
2238             setup.editor.show_read_only_warning)
2239           Request("This level is read-only!", REQ_CONFIRM | REQ_STAY_OPEN);
2240
2241         CloseDoor(DOOR_CLOSE_ALL);
2242
2243         SetGameStatus(GAME_MODE_EDITOR);
2244
2245         FadeSetEnterScreen();
2246
2247         DrawLevelEd();
2248       }
2249       else if (pos == MAIN_CONTROL_INFO)
2250       {
2251         CloseDoor(DOOR_CLOSE_2);
2252
2253         SetGameStatus(GAME_MODE_INFO);
2254
2255         info_mode = INFO_MODE_MAIN;
2256
2257         DrawInfoScreen();
2258       }
2259       else if (pos == MAIN_CONTROL_GAME)
2260       {
2261         StartGameActions(network.enabled, setup.autorecord, level.random_seed);
2262       }
2263       else if (pos == MAIN_CONTROL_SETUP)
2264       {
2265         CloseDoor(DOOR_CLOSE_2);
2266
2267         SetGameStatus(GAME_MODE_SETUP);
2268
2269         setup_mode = SETUP_MODE_MAIN;
2270
2271         DrawSetupScreen();
2272       }
2273       else if (pos == MAIN_CONTROL_QUIT)
2274       {
2275         SaveLevelSetup_LastSeries();
2276         SaveLevelSetup_SeriesInfo();
2277
2278 #if defined(PLATFORM_EMSCRIPTEN)
2279         Request("Close the browser window to quit!", REQ_CONFIRM);
2280 #else
2281         if (!setup.ask_on_quit_program ||
2282             Request("Do you really want to quit?", REQ_ASK | REQ_STAY_CLOSED))
2283           SetGameStatus(GAME_MODE_QUIT);
2284 #endif
2285       }
2286     }
2287   }
2288
2289   button_pressed_last = button_pressed;
2290 }
2291
2292
2293 // ============================================================================
2294 // info screen functions
2295 // ============================================================================
2296
2297 static struct TokenInfo *info_info;
2298 static int num_info_info;       // number of info entries shown on screen
2299 static int max_info_info;       // total number of info entries in list
2300
2301 static void execInfoTitleScreen(void)
2302 {
2303   info_mode = INFO_MODE_TITLE;
2304
2305   DrawInfoScreen();
2306 }
2307
2308 static void execInfoElements(void)
2309 {
2310   info_mode = INFO_MODE_ELEMENTS;
2311
2312   DrawInfoScreen();
2313 }
2314
2315 static void execInfoMusic(void)
2316 {
2317   info_mode = INFO_MODE_MUSIC;
2318
2319   DrawInfoScreen();
2320 }
2321
2322 static void execInfoCredits(void)
2323 {
2324   info_mode = INFO_MODE_CREDITS;
2325
2326   DrawInfoScreen();
2327 }
2328
2329 static void execInfoProgram(void)
2330 {
2331   info_mode = INFO_MODE_PROGRAM;
2332
2333   DrawInfoScreen();
2334 }
2335
2336 static void execInfoVersion(void)
2337 {
2338   info_mode = INFO_MODE_VERSION;
2339
2340   DrawInfoScreen();
2341 }
2342
2343 static void execInfoLevelSet(void)
2344 {
2345   info_mode = INFO_MODE_LEVELSET;
2346
2347   DrawInfoScreen();
2348 }
2349
2350 static void execExitInfo(void)
2351 {
2352   SetGameStatus(GAME_MODE_MAIN);
2353
2354   DrawMainMenu();
2355 }
2356
2357 static struct TokenInfo info_info_main[] =
2358 {
2359   { TYPE_ENTER_SCREEN,  execInfoTitleScreen,    "Title Screen"          },
2360   { TYPE_ENTER_SCREEN,  execInfoElements,       "Elements Info"         },
2361   { TYPE_ENTER_SCREEN,  execInfoMusic,          "Music Info"            },
2362   { TYPE_ENTER_SCREEN,  execInfoCredits,        "Credits"               },
2363   { TYPE_ENTER_SCREEN,  execInfoProgram,        "Program Info"          },
2364   { TYPE_ENTER_SCREEN,  execInfoVersion,        "Version Info"          },
2365   { TYPE_ENTER_SCREEN,  execInfoLevelSet,       "Level Set Info"        },
2366   { TYPE_EMPTY,         NULL,                   ""                      },
2367   { TYPE_LEAVE_MENU,    execExitInfo,           "Exit"                  },
2368
2369   { 0,                  NULL,                   NULL                    }
2370 };
2371
2372 static int getMenuTextFont(int type)
2373 {
2374   if (type & (TYPE_SWITCH       |
2375               TYPE_YES_NO       |
2376               TYPE_YES_NO_AUTO  |
2377               TYPE_STRING       |
2378               TYPE_PLAYER       |
2379               TYPE_ECS_AGA      |
2380               TYPE_KEYTEXT      |
2381               TYPE_ENTER_LIST   |
2382               TYPE_TEXT_INPUT))
2383     return FONT_MENU_2;
2384   else
2385     return FONT_MENU_1;
2386 }
2387
2388 static struct TokenInfo *setup_info;
2389 static struct TokenInfo setup_info_input[];
2390
2391 static struct TokenInfo *menu_info;
2392
2393 static void DrawCursorAndText_Menu_Ext(struct TokenInfo *token_info,
2394                                        int screen_pos, int menu_info_pos_raw,
2395                                        boolean active)
2396 {
2397   int pos = (menu_info_pos_raw < 0 ? screen_pos : menu_info_pos_raw);
2398   struct TokenInfo *ti = &token_info[pos];
2399   int xpos = MENU_SCREEN_START_XPOS;
2400   int ypos = MENU_SCREEN_START_YPOS + screen_pos;
2401   int font_nr = getMenuTextFont(ti->type);
2402
2403   if (setup_mode == SETUP_MODE_INPUT)
2404     font_nr = FONT_MENU_1;
2405
2406   if (active)
2407     font_nr = FONT_ACTIVE(font_nr);
2408
2409   DrawText(mSX + xpos * 32, mSY + ypos * 32, ti->text, font_nr);
2410
2411   if (ti->type & ~TYPE_SKIP_ENTRY)
2412     drawCursor(screen_pos, active);
2413 }
2414
2415 static void DrawCursorAndText_Menu(int screen_pos, int menu_info_pos_raw,
2416                                    boolean active)
2417 {
2418   DrawCursorAndText_Menu_Ext(menu_info, screen_pos, menu_info_pos_raw, active);
2419 }
2420
2421 static void DrawCursorAndText_Setup(int screen_pos, int menu_info_pos_raw,
2422                                     boolean active)
2423 {
2424   DrawCursorAndText_Menu_Ext(setup_info, screen_pos, menu_info_pos_raw, active);
2425 }
2426
2427 static char *window_size_text;
2428 static char *scaling_type_text;
2429 static char *network_server_text;
2430
2431 static void drawSetupValue(int, int);
2432
2433 static void drawMenuInfoList(int first_entry, int num_page_entries,
2434                              int max_page_entries)
2435 {
2436   int i;
2437
2438   if (first_entry + num_page_entries > max_page_entries)
2439     first_entry = 0;
2440
2441   clearMenuListArea();
2442
2443   for (i = 0; i < num_page_entries; i++)
2444   {
2445     int menu_info_pos = first_entry + i;
2446     struct TokenInfo *si = &menu_info[menu_info_pos];
2447     void *value_ptr = si->value;
2448
2449     // set some entries to "unchangeable" according to other variables
2450     if ((value_ptr == &setup.sound_simple && !audio.sound_available) ||
2451         (value_ptr == &setup.sound_loops  && !audio.loops_available) ||
2452         (value_ptr == &setup.sound_music  && !audio.music_available) ||
2453         (value_ptr == &setup.fullscreen   && !video.fullscreen_available) ||
2454         (value_ptr == &window_size_text   && !video.window_scaling_available) ||
2455         (value_ptr == &scaling_type_text  && !video.window_scaling_available))
2456       si->type |= TYPE_GHOSTED;
2457
2458     if (si->type & (TYPE_ENTER_MENU|TYPE_ENTER_LIST))
2459       initCursor(i, IMG_MENU_BUTTON_ENTER_MENU);
2460     else if (si->type & (TYPE_LEAVE_MENU|TYPE_LEAVE_LIST))
2461       initCursor(i, IMG_MENU_BUTTON_LEAVE_MENU);
2462     else if (si->type & ~TYPE_SKIP_ENTRY)
2463       initCursor(i, IMG_MENU_BUTTON);
2464
2465     DrawCursorAndText_Menu(i, menu_info_pos, FALSE);
2466
2467     if (si->type & TYPE_STRING)
2468     {
2469       int gadget_id = -1;
2470
2471       if (value_ptr == &network_server_text)
2472         gadget_id = SCREEN_CTRL_ID_NETWORK_SERVER;
2473
2474       if (gadget_id != -1)
2475       {
2476         struct GadgetInfo *gi = screen_gadget[gadget_id];
2477         int xpos = MENU_SCREEN_START_XPOS;
2478         int ypos = MENU_SCREEN_START_YPOS + i;
2479         int x = mSX + xpos * 32;
2480         int y = mSY + ypos * 32;
2481
2482         ModifyGadget(gi, GDI_X, x, GDI_Y, y, GDI_END);
2483       }
2484     }
2485
2486     if (si->type & TYPE_VALUE &&
2487         menu_info == setup_info)
2488       drawSetupValue(i, menu_info_pos);
2489   }
2490 }
2491
2492 static void DrawInfoScreen_Main(void)
2493 {
2494   int fade_mask = REDRAW_FIELD;
2495   int i;
2496
2497   if (redraw_mask & REDRAW_ALL)
2498     fade_mask = REDRAW_ALL;
2499
2500   if (CheckFadeAll())
2501     fade_mask = REDRAW_ALL;
2502
2503   UnmapAllGadgets();
2504   FadeMenuSoundsAndMusic();
2505
2506   FreeScreenGadgets();
2507   CreateScreenGadgets();
2508
2509   // (needed after displaying title screens which disable auto repeat)
2510   KeyboardAutoRepeatOn();
2511
2512   FadeSetLeaveScreen();
2513
2514   FadeOut(fade_mask);
2515
2516   // needed if different viewport properties defined for info screen
2517   ChangeViewportPropertiesIfNeeded();
2518
2519   SetMainBackgroundImage(IMG_BACKGROUND_INFO);
2520
2521   ClearField();
2522
2523   OpenDoor(GetDoorState() | DOOR_NO_DELAY | DOOR_FORCE_REDRAW);
2524
2525   DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, "Info Screen");
2526
2527   info_info = info_info_main;
2528
2529   // determine maximal number of info entries that can be displayed on screen
2530   num_info_info = 0;
2531   for (i = 0; info_info[i].type != 0 && i < NUM_MENU_ENTRIES_ON_SCREEN; i++)
2532     num_info_info++;
2533
2534   // determine maximal number of info entries available for menu of info screen
2535   max_info_info = 0;
2536   for (i = 0; info_info[i].type != 0; i++)
2537     max_info_info++;
2538
2539   HandleInfoScreen_Main(0, 0, 0, 0, MB_MENU_INITIALIZE);
2540
2541   MapScreenGadgets(max_info_info);
2542
2543   PlayMenuSoundsAndMusic();
2544
2545   DrawMaskedBorder(fade_mask);
2546
2547   FadeIn(fade_mask);
2548 }
2549
2550 static void changeSetupValue(int, int, int);
2551
2552 static void HandleMenuScreen(int mx, int my, int dx, int dy, int button,
2553                              int mode, int num_page_entries,
2554                              int max_page_entries)
2555 {
2556   static int num_page_entries_all_last[NUM_SPECIAL_GFX_ARGS][MAX_MENU_MODES];
2557   static int choice_stores[NUM_SPECIAL_GFX_ARGS][MAX_MENU_MODES];
2558   static int first_entry_stores[NUM_SPECIAL_GFX_ARGS][MAX_MENU_MODES];
2559   boolean has_scrollbar = screen_gadget[SCREEN_CTRL_ID_SCROLL_VERTICAL]->mapped;
2560   int mx_scrollbar = screen_gadget[SCREEN_CTRL_ID_SCROLL_VERTICAL]->x;
2561   int mx_right_border = (has_scrollbar ? mx_scrollbar : SX + SXSIZE);
2562   int *num_page_entries_last = num_page_entries_all_last[game_status];
2563   int *choice_store = choice_stores[game_status];
2564   int *first_entry_store = first_entry_stores[game_status];
2565   int choice = choice_store[mode];              // starts with 0
2566   int first_entry = first_entry_store[mode];    // starts with 0
2567   int x = 0;
2568   int y = choice - first_entry;
2569   int y_old = y;
2570   boolean position_set_by_scrollbar = (dx == 999);
2571   int step = (button == 1 ? 1 : button == 2 ? 5 : 10);
2572   int i;
2573
2574   if (button == MB_MENU_INITIALIZE)
2575   {
2576     // check if number of menu page entries has changed (may happen by change
2577     // of custom artwork definition value for 'list_size' for this menu screen)
2578     // (in this case, the last menu position most probably has to be corrected)
2579     if (num_page_entries != num_page_entries_last[mode])
2580     {
2581       choice_store[mode] = first_entry_store[mode] = 0;
2582
2583       choice = first_entry = 0;
2584       y = y_old = 0;
2585
2586       num_page_entries_last[mode] = num_page_entries;
2587     }
2588
2589     // advance to first valid menu entry
2590     while (choice < num_page_entries &&
2591            menu_info[choice].type & TYPE_SKIP_ENTRY)
2592       choice++;
2593
2594     if (position_set_by_scrollbar)
2595       first_entry = first_entry_store[mode] = dy;
2596     else
2597       AdjustScrollbar(SCREEN_CTRL_ID_SCROLL_VERTICAL, max_page_entries,
2598                       NUM_MENU_ENTRIES_ON_SCREEN, first_entry);
2599
2600     drawMenuInfoList(first_entry, num_page_entries, max_page_entries);
2601
2602     if (choice < first_entry)
2603     {
2604       choice = first_entry;
2605
2606       if (menu_info[choice].type & TYPE_SKIP_ENTRY)
2607         choice++;
2608     }
2609     else if (choice > first_entry + num_page_entries - 1)
2610     {
2611       choice = first_entry + num_page_entries - 1;
2612
2613       if (menu_info[choice].type & TYPE_SKIP_ENTRY)
2614         choice--;
2615     }
2616
2617     choice_store[mode] = choice;
2618
2619     DrawCursorAndText_Menu(choice - first_entry, choice, TRUE);
2620
2621     return;
2622   }
2623   else if (button == MB_MENU_LEAVE)
2624   {
2625     PlaySound(SND_MENU_ITEM_SELECTING);
2626
2627     for (i = 0; i < max_page_entries; i++)
2628     {
2629       if (menu_info[i].type & TYPE_LEAVE_MENU)
2630       {
2631         void (*menu_callback_function)(void) = menu_info[i].value;
2632
2633         FadeSetLeaveMenu();
2634
2635         menu_callback_function();
2636
2637         break;  // absolutely needed because function changes 'menu_info'!
2638       }
2639     }
2640
2641     return;
2642   }
2643
2644   if (mx || my)         // mouse input
2645   {
2646     x = (mx - mSX) / 32;
2647     y = (my - mSY) / 32 - MENU_SCREEN_START_YPOS;
2648   }
2649   else if (dx || dy)    // keyboard or scrollbar/scrollbutton input
2650   {
2651     // move cursor instead of scrolling when already at start/end of list
2652     if (dy == -1 * SCROLL_LINE && first_entry == 0)
2653       dy = -1;
2654     else if (dy == +1 * SCROLL_LINE &&
2655              first_entry + num_page_entries == max_page_entries)
2656       dy = 1;
2657
2658     // handle scrolling screen one line or page
2659     if (y + dy < 0 ||
2660         y + dy > num_page_entries - 1)
2661     {
2662       boolean redraw = FALSE;
2663
2664       if (ABS(dy) == SCROLL_PAGE)
2665         step = num_page_entries - 1;
2666
2667       if (dy < 0 && first_entry > 0)
2668       {
2669         // scroll page/line up
2670
2671         first_entry -= step;
2672         if (first_entry < 0)
2673           first_entry = 0;
2674
2675         redraw = TRUE;
2676       }
2677       else if (dy > 0 && first_entry + num_page_entries < max_page_entries)
2678       {
2679         // scroll page/line down
2680
2681         first_entry += step;
2682         if (first_entry + num_page_entries > max_page_entries)
2683           first_entry = MAX(0, max_page_entries - num_page_entries);
2684
2685         redraw = TRUE;
2686       }
2687
2688       if (redraw)
2689       {
2690         choice += first_entry - first_entry_store[mode];
2691
2692         if (choice < first_entry)
2693         {
2694           choice = first_entry;
2695
2696           if (menu_info[choice].type & TYPE_SKIP_ENTRY)
2697             choice++;
2698         }
2699         else if (choice > first_entry + num_page_entries - 1)
2700         {
2701           choice = first_entry + num_page_entries - 1;
2702
2703           if (menu_info[choice].type & TYPE_SKIP_ENTRY)
2704             choice--;
2705         }
2706         else if (menu_info[choice].type & TYPE_SKIP_ENTRY)
2707         {
2708           choice += SIGN(dy);
2709
2710           if (choice < first_entry ||
2711               choice > first_entry + num_page_entries - 1)
2712           first_entry += SIGN(dy);
2713         }
2714
2715         first_entry_store[mode] = first_entry;
2716         choice_store[mode] = choice;
2717
2718         drawMenuInfoList(first_entry, num_page_entries, max_page_entries);
2719
2720         DrawCursorAndText_Menu(choice - first_entry, choice, TRUE);
2721
2722         AdjustScrollbar(SCREEN_CTRL_ID_SCROLL_VERTICAL, max_page_entries,
2723                         NUM_MENU_ENTRIES_ON_SCREEN, first_entry);
2724       }
2725
2726       return;
2727     }
2728
2729     if (dx)
2730     {
2731       int menu_navigation_type = (dx < 0 ? TYPE_LEAVE : TYPE_ENTER);
2732
2733       if (menu_info[choice].type & menu_navigation_type ||
2734           menu_info[choice].type & TYPE_BOOLEAN_STYLE ||
2735           menu_info[choice].type & TYPE_YES_NO_AUTO ||
2736           menu_info[choice].type & TYPE_PLAYER)
2737         button = MB_MENU_CHOICE;
2738     }
2739     else if (dy)
2740       y += dy;
2741
2742     // jump to next non-empty menu entry (up or down)
2743     while (first_entry + y > 0 &&
2744            first_entry + y < max_page_entries - 1 &&
2745            menu_info[first_entry + y].type & TYPE_SKIP_ENTRY)
2746       y += dy;
2747
2748     if (!IN_VIS_MENU(x, y))
2749     {
2750       choice += y - y_old;
2751
2752       if (choice < first_entry)
2753         first_entry = choice;
2754       else if (choice > first_entry + num_page_entries - 1)
2755         first_entry = choice - num_page_entries + 1;
2756
2757       if (first_entry >= 0 &&
2758           first_entry + num_page_entries <= max_page_entries)
2759       {
2760         first_entry_store[mode] = first_entry;
2761
2762         if (choice < first_entry)
2763           choice = first_entry;
2764         else if (choice > first_entry + num_page_entries - 1)
2765           choice = first_entry + num_page_entries - 1;
2766
2767         choice_store[mode] = choice;
2768
2769         drawMenuInfoList(first_entry, num_page_entries, max_page_entries);
2770
2771         DrawCursorAndText_Menu(choice - first_entry, choice, TRUE);
2772
2773         AdjustScrollbar(SCREEN_CTRL_ID_SCROLL_VERTICAL, max_page_entries,
2774                         NUM_MENU_ENTRIES_ON_SCREEN, first_entry);
2775       }
2776
2777       return;
2778     }
2779   }
2780
2781   if (!anyScrollbarGadgetActive() &&
2782       IN_VIS_MENU(x, y) &&
2783       mx < mx_right_border &&
2784       y >= 0 && y < num_page_entries)
2785   {
2786     if (button)
2787     {
2788       if (first_entry + y != choice &&
2789           menu_info[first_entry + y].type & ~TYPE_SKIP_ENTRY)
2790       {
2791         PlaySound(SND_MENU_ITEM_ACTIVATING);
2792
2793         DrawCursorAndText_Menu(choice - first_entry, choice, FALSE);
2794         DrawCursorAndText_Menu(y, first_entry + y, TRUE);
2795
2796         choice = choice_store[mode] = first_entry + y;
2797       }
2798       else if (dx < 0)
2799       {
2800         PlaySound(SND_MENU_ITEM_SELECTING);
2801
2802         for (i = 0; menu_info[i].type != 0; i++)
2803         {
2804           if (menu_info[i].type & TYPE_LEAVE_MENU)
2805           {
2806             void (*menu_callback_function)(void) = menu_info[i].value;
2807
2808             FadeSetLeaveMenu();
2809
2810             menu_callback_function();
2811
2812             // absolutely needed because function changes 'menu_info'!
2813             break;
2814           }
2815         }
2816
2817         return;
2818       }
2819     }
2820     else if (!(menu_info[first_entry + y].type & TYPE_GHOSTED))
2821     {
2822       PlaySound(SND_MENU_ITEM_SELECTING);
2823
2824       // when selecting key headline, execute function for key value change
2825       if (menu_info[first_entry + y].type & TYPE_KEYTEXT &&
2826           menu_info[first_entry + y + 1].type & TYPE_KEY)
2827         y++;
2828
2829       // when selecting string value, execute function for list selection
2830       if (menu_info[first_entry + y].type & TYPE_STRING && y > 0 &&
2831           menu_info[first_entry + y - 1].type & TYPE_ENTER_LIST)
2832         y--;
2833
2834       // when selecting string value, execute function for text input gadget
2835       if (menu_info[first_entry + y].type & TYPE_STRING && y > 0 &&
2836           menu_info[first_entry + y - 1].type & TYPE_TEXT_INPUT)
2837         y--;
2838
2839       if (menu_info[first_entry + y].type & TYPE_ENTER_OR_LEAVE)
2840       {
2841         void (*menu_callback_function)(void) =
2842           menu_info[first_entry + y].value;
2843
2844         FadeSetFromType(menu_info[first_entry + y].type);
2845
2846         menu_callback_function();
2847       }
2848       else if (menu_info[first_entry + y].type & TYPE_TEXT_INPUT)
2849       {
2850         void (*gadget_callback_function)(void) =
2851           menu_info[first_entry + y].value;
2852
2853         gadget_callback_function();
2854       }
2855       else if (menu_info[first_entry + y].type & TYPE_VALUE &&
2856                menu_info == setup_info)
2857       {
2858         changeSetupValue(y, first_entry + y, dx);
2859       }
2860     }
2861   }
2862 }
2863
2864 void HandleInfoScreen_Main(int mx, int my, int dx, int dy, int button)
2865 {
2866   menu_info = info_info;
2867
2868   HandleMenuScreen(mx, my, dx, dy, button,
2869                    info_mode, num_info_info, max_info_info);
2870 }
2871
2872 static int getMenuFontSpacing(int spacing_height, int font_nr)
2873 {
2874   int font_spacing = getFontHeight(font_nr) + EXTRA_SPACING(game_status);
2875
2876   return (spacing_height < 0 ? ABS(spacing_height) * font_spacing :
2877           spacing_height);
2878 }
2879
2880 static int getMenuTextSpacing(int spacing_height, int font_nr)
2881 {
2882   return (getMenuFontSpacing(spacing_height, font_nr) +
2883           EXTRA_SPACING(game_status));
2884 }
2885
2886 static int getMenuTextStep(int spacing_height, int font_nr)
2887 {
2888   return getFontHeight(font_nr) + getMenuTextSpacing(spacing_height, font_nr);
2889 }
2890
2891 void DrawInfoScreen_NotAvailable(char *text_title, char *text_error)
2892 {
2893   int font_title = MENU_INFO_FONT_TITLE;
2894   int font_error = FONT_TEXT_2;
2895   int font_foot  = MENU_INFO_FONT_FOOT;
2896   int spacing_title = menu.headline1_spacing_info[info_mode];
2897   int ystep_title = getMenuTextStep(spacing_title, font_title);
2898   int ystart1 = mSY - SY + MENU_SCREEN_INFO_YSTART1;
2899   int ystart2 = ystart1 + ystep_title;
2900   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
2901
2902   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO);
2903
2904   FadeOut(REDRAW_FIELD);
2905
2906   ClearField();
2907   DrawHeadline();
2908
2909   DrawTextSCentered(ystart1, font_title, text_title);
2910   DrawTextSCentered(ystart2, font_error, text_error);
2911
2912   DrawTextSCentered(ybottom, font_foot,
2913                     "Press any key or button for info menu");
2914
2915   FadeIn(REDRAW_FIELD);
2916 }
2917
2918 void DrawInfoScreen_HelpAnim(int start, int max_anims, boolean init)
2919 {
2920   static int infoscreen_step[MAX_INFO_ELEMENTS_ON_SCREEN];
2921   static int infoscreen_frame[MAX_INFO_ELEMENTS_ON_SCREEN];
2922   int font_title = MENU_INFO_FONT_TITLE;
2923   int font_foot  = MENU_INFO_FONT_FOOT;
2924   int xstart  = mSX + MENU_SCREEN_INFO_SPACE_LEFT;
2925   int ystart1 = mSY - SY + MENU_SCREEN_INFO_YSTART1;
2926   int ystart2 = mSY + MENU_SCREEN_INFO_YSTART2;
2927   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
2928   int ystep = MENU_SCREEN_INFO_YSTEP;
2929   int element, action, direction;
2930   int graphic;
2931   int delay;
2932   int sync_frame;
2933   int i, j;
2934
2935   if (init)
2936   {
2937     for (i = 0; i < NUM_INFO_ELEMENTS_ON_SCREEN; i++)
2938       infoscreen_step[i] = infoscreen_frame[i] = 0;
2939
2940     ClearField();
2941     DrawHeadline();
2942
2943     DrawTextSCentered(ystart1, font_title, "The Game Elements:");
2944
2945     DrawTextSCentered(ybottom, font_foot,
2946                       "Press any key or button for next page");
2947
2948     FrameCounter = 0;
2949   }
2950
2951   i = j = 0;
2952   while (helpanim_info[j].element != HELPANIM_LIST_END)
2953   {
2954     if (i >= start + NUM_INFO_ELEMENTS_ON_SCREEN ||
2955         i >= max_anims)
2956       break;
2957     else if (i < start)
2958     {
2959       while (helpanim_info[j].element != HELPANIM_LIST_NEXT)
2960         j++;
2961
2962       j++;
2963       i++;
2964
2965       continue;
2966     }
2967
2968     j += infoscreen_step[i - start];
2969
2970     element = helpanim_info[j].element;
2971     action = helpanim_info[j].action;
2972     direction = helpanim_info[j].direction;
2973
2974     if (element < 0)
2975       element = EL_UNKNOWN;
2976
2977     if (action != -1 && direction != -1)
2978       graphic = el_act_dir2img(element, action, direction);
2979     else if (action != -1)
2980       graphic = el_act2img(element, action);
2981     else if (direction != -1)
2982       graphic = el_dir2img(element, direction);
2983     else
2984       graphic = el2img(element);
2985
2986     delay = helpanim_info[j++].delay;
2987
2988     if (delay == -1)
2989       delay = 1000000;
2990
2991     if (infoscreen_frame[i - start] == 0)
2992     {
2993       sync_frame = 0;
2994       infoscreen_frame[i - start] = delay - 1;
2995     }
2996     else
2997     {
2998       sync_frame = delay - infoscreen_frame[i - start];
2999       infoscreen_frame[i - start]--;
3000     }
3001
3002     if (helpanim_info[j].element == HELPANIM_LIST_NEXT)
3003     {
3004       if (!infoscreen_frame[i - start])
3005         infoscreen_step[i - start] = 0;
3006     }
3007     else
3008     {
3009       if (!infoscreen_frame[i - start])
3010         infoscreen_step[i - start]++;
3011       while (helpanim_info[j].element != HELPANIM_LIST_NEXT)
3012         j++;
3013     }
3014
3015     j++;
3016
3017     ClearRectangleOnBackground(drawto, xstart, ystart2 + (i - start) * ystep,
3018                                TILEX, TILEY);
3019     DrawFixedGraphicAnimationExt(drawto, xstart, ystart2 + (i - start) * ystep,
3020                                  graphic, sync_frame, USE_MASKING);
3021
3022     if (init)
3023       DrawInfoScreen_HelpText(element, action, direction, i - start);
3024
3025     i++;
3026   }
3027
3028   redraw_mask |= REDRAW_FIELD;
3029
3030   FrameCounter++;
3031 }
3032
3033 static char *getHelpText(int element, int action, int direction)
3034 {
3035   char token[MAX_LINE_LEN];
3036
3037   strcpy(token, element_info[element].token_name);
3038
3039   if (action != -1)
3040     strcat(token, element_action_info[action].suffix);
3041
3042   if (direction != -1)
3043     strcat(token, element_direction_info[MV_DIR_TO_BIT(direction)].suffix);
3044
3045   return getHashEntry(helptext_info, token);
3046 }
3047
3048 void DrawInfoScreen_HelpText(int element, int action, int direction, int ypos)
3049 {
3050   int font_nr = FONT_INFO_ELEMENTS;
3051   int font_width = getFontWidth(font_nr);
3052   int font_height = getFontHeight(font_nr);
3053   int yoffset = (TILEX - 2 * font_height) / 2;
3054   int xstart = mSX + MENU_SCREEN_INFO_SPACE_LEFT + TILEX + MINI_TILEX;
3055   int ystart = mSY + MENU_SCREEN_INFO_YSTART2 + yoffset;
3056   int ystep = TILEY + 4;
3057   int pad_left = xstart - SX;
3058   int pad_right = MENU_SCREEN_INFO_SPACE_RIGHT;
3059   int max_chars_per_line = (SXSIZE - pad_left - pad_right) / font_width;
3060   int max_lines_per_text = 2;
3061   char *text = NULL;
3062
3063   if (action != -1 && direction != -1)          // element.action.direction
3064     text = getHelpText(element, action, direction);
3065
3066   if (text == NULL && action != -1)             // element.action
3067     text = getHelpText(element, action, -1);
3068
3069   if (text == NULL && direction != -1)          // element.direction
3070     text = getHelpText(element, -1, direction);
3071
3072   if (text == NULL)                             // base element
3073     text = getHelpText(element, -1, -1);
3074
3075   if (text == NULL)                             // not found
3076     text = "No description available";
3077
3078   if (strlen(text) <= max_chars_per_line)       // only one line of text
3079     ystart += getFontHeight(font_nr) / 2;
3080
3081   DrawTextBuffer(xstart, ystart + ypos * ystep, text, font_nr,
3082                  max_chars_per_line, -1, max_lines_per_text, 0, -1,
3083                  TRUE, FALSE, FALSE);
3084 }
3085
3086 static void DrawInfoScreen_TitleScreen(void)
3087 {
3088   SetGameStatus(GAME_MODE_TITLE);
3089
3090   DrawTitleScreen();
3091 }
3092
3093 void HandleInfoScreen_TitleScreen(int button)
3094 {
3095   HandleTitleScreen(0, 0, 0, 0, button);
3096 }
3097
3098 static void DrawInfoScreen_Elements(void)
3099 {
3100   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO_ELEMENTS);
3101
3102   FadeOut(REDRAW_FIELD);
3103
3104   LoadHelpAnimInfo();
3105   LoadHelpTextInfo();
3106
3107   HandleInfoScreen_Elements(MB_MENU_INITIALIZE);
3108
3109   FadeIn(REDRAW_FIELD);
3110 }
3111
3112 void HandleInfoScreen_Elements(int button)
3113 {
3114   static unsigned int info_delay = 0;
3115   static int num_anims;
3116   static int num_pages;
3117   static int page;
3118   int anims_per_page = NUM_INFO_ELEMENTS_ON_SCREEN;
3119   int i;
3120
3121   if (button == MB_MENU_INITIALIZE)
3122   {
3123     boolean new_element = TRUE;
3124
3125     num_anims = 0;
3126
3127     for (i = 0; helpanim_info[i].element != HELPANIM_LIST_END; i++)
3128     {
3129       if (helpanim_info[i].element == HELPANIM_LIST_NEXT)
3130         new_element = TRUE;
3131       else if (new_element)
3132       {
3133         num_anims++;
3134         new_element = FALSE;
3135       }
3136     }
3137
3138     num_pages = (num_anims + anims_per_page - 1) / anims_per_page;
3139     page = 0;
3140   }
3141
3142   if (button == MB_MENU_LEAVE)
3143   {
3144     PlaySound(SND_MENU_ITEM_SELECTING);
3145
3146     info_mode = INFO_MODE_MAIN;
3147     DrawInfoScreen();
3148
3149     return;
3150   }
3151   else if (button == MB_MENU_CHOICE || button == MB_MENU_INITIALIZE)
3152   {
3153     if (button != MB_MENU_INITIALIZE)
3154     {
3155       PlaySound(SND_MENU_ITEM_SELECTING);
3156
3157       page++;
3158     }
3159
3160     if (page >= num_pages)
3161     {
3162       FadeMenuSoundsAndMusic();
3163
3164       info_mode = INFO_MODE_MAIN;
3165       DrawInfoScreen();
3166
3167       return;
3168     }
3169
3170     if (page > 0)
3171       FadeSetNextScreen();
3172
3173     if (button != MB_MENU_INITIALIZE)
3174       FadeOut(REDRAW_FIELD);
3175
3176     DrawInfoScreen_HelpAnim(page * anims_per_page, num_anims, TRUE);
3177
3178     if (button != MB_MENU_INITIALIZE)
3179       FadeIn(REDRAW_FIELD);
3180   }
3181   else
3182   {
3183     if (DelayReached(&info_delay, GameFrameDelay))
3184       if (page < num_pages)
3185         DrawInfoScreen_HelpAnim(page * anims_per_page, num_anims, FALSE);
3186
3187     PlayMenuSoundIfLoop();
3188   }
3189 }
3190
3191 static void DrawInfoScreen_Music(void)
3192 {
3193   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO_MUSIC);
3194
3195   FadeOut(REDRAW_FIELD);
3196
3197   ClearField();
3198   DrawHeadline();
3199
3200   LoadMusicInfo();
3201
3202   HandleInfoScreen_Music(MB_MENU_INITIALIZE);
3203
3204   FadeIn(REDRAW_FIELD);
3205 }
3206
3207 void HandleInfoScreen_Music(int button)
3208 {
3209   static struct MusicFileInfo *list = NULL;
3210   int font_title = MENU_INFO_FONT_TITLE;
3211   int font_head  = MENU_INFO_FONT_HEAD;
3212   int font_text  = MENU_INFO_FONT_TEXT;
3213   int font_foot  = MENU_INFO_FONT_FOOT;
3214   int spacing_title = menu.headline1_spacing_info[info_mode];
3215   int spacing_head  = menu.headline2_spacing_info[info_mode];
3216   int ystep_title = getMenuTextStep(spacing_title, font_title);
3217   int ystep_head  = getMenuTextStep(spacing_head,  font_head);
3218   int ystart  = mSY - SY + MENU_SCREEN_INFO_YSTART1;
3219   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
3220
3221   if (button == MB_MENU_INITIALIZE)
3222   {
3223     list = music_file_info;
3224
3225     if (list == NULL)
3226     {
3227       FadeMenuSoundsAndMusic();
3228
3229       ClearField();
3230       DrawHeadline();
3231
3232       DrawTextSCentered(ystart, font_title,
3233                         "No music info for this level set.");
3234
3235       DrawTextSCentered(ybottom, font_foot,
3236                         "Press any key or button for info menu");
3237
3238       return;
3239     }
3240   }
3241
3242   if (button == MB_MENU_LEAVE)
3243   {
3244     PlaySound(SND_MENU_ITEM_SELECTING);
3245
3246     FadeMenuSoundsAndMusic();
3247
3248     info_mode = INFO_MODE_MAIN;
3249     DrawInfoScreen();
3250
3251     return;
3252   }
3253   else if (button == MB_MENU_CHOICE || button == MB_MENU_INITIALIZE)
3254   {
3255     if (button != MB_MENU_INITIALIZE)
3256     {
3257       PlaySound(SND_MENU_ITEM_SELECTING);
3258
3259       if (list != NULL)
3260         list = list->next;
3261     }
3262
3263     if (list == NULL)
3264     {
3265       FadeMenuSoundsAndMusic();
3266
3267       info_mode = INFO_MODE_MAIN;
3268       DrawInfoScreen();
3269
3270       return;
3271     }
3272
3273     FadeMenuSoundsAndMusic();
3274
3275     if (list != music_file_info)
3276       FadeSetNextScreen();
3277
3278     if (button != MB_MENU_INITIALIZE)
3279       FadeOut(REDRAW_FIELD);
3280
3281     ClearField();
3282     DrawHeadline();
3283
3284     if (list->is_sound)
3285     {
3286       int sound = list->music;
3287
3288       if (IS_LOOP_SOUND(sound))
3289         PlaySoundLoop(sound);
3290       else
3291         PlaySound(sound);
3292
3293       DrawTextSCentered(ystart, font_title, "The Game Background Sounds:");
3294     }
3295     else
3296     {
3297       int music = list->music;
3298
3299       if (IS_LOOP_MUSIC(music))
3300         PlayMusicLoop(music);
3301       else
3302         PlayMusic(music);
3303
3304       DrawTextSCentered(ystart, font_title, "The Game Background Music:");
3305     }
3306
3307     ystart += ystep_title;
3308
3309     if (!strEqual(list->title, UNKNOWN_NAME))
3310     {
3311       if (!strEqual(list->title_header, UNKNOWN_NAME))
3312       {
3313         DrawTextSCentered(ystart, font_head, list->title_header);
3314         ystart += ystep_head;
3315       }
3316
3317       DrawTextFCentered(ystart, font_text, "\"%s\"", list->title);
3318       ystart += ystep_head;
3319     }
3320
3321     if (!strEqual(list->artist, UNKNOWN_NAME))
3322     {
3323       if (!strEqual(list->artist_header, UNKNOWN_NAME))
3324         DrawTextSCentered(ystart, font_head, list->artist_header);
3325       else
3326         DrawTextSCentered(ystart, font_head, "by");
3327
3328       ystart += ystep_head;
3329
3330       DrawTextFCentered(ystart, font_text, "%s", list->artist);
3331       ystart += ystep_head;
3332     }
3333
3334     if (!strEqual(list->album, UNKNOWN_NAME))
3335     {
3336       if (!strEqual(list->album_header, UNKNOWN_NAME))
3337         DrawTextSCentered(ystart, font_head, list->album_header);
3338       else
3339         DrawTextSCentered(ystart, font_head, "from the album");
3340
3341       ystart += ystep_head;
3342
3343       DrawTextFCentered(ystart, font_text, "\"%s\"", list->album);
3344       ystart += ystep_head;
3345     }
3346
3347     if (!strEqual(list->year, UNKNOWN_NAME))
3348     {
3349       if (!strEqual(list->year_header, UNKNOWN_NAME))
3350         DrawTextSCentered(ystart, font_head, list->year_header);
3351       else
3352         DrawTextSCentered(ystart, font_head, "from the year");
3353
3354       ystart += ystep_head;
3355
3356       DrawTextFCentered(ystart, font_text, "%s", list->year);
3357       ystart += ystep_head;
3358     }
3359
3360     DrawTextSCentered(ybottom, FONT_TEXT_4,
3361                       "Press any key or button for next page");
3362
3363     if (button != MB_MENU_INITIALIZE)
3364       FadeIn(REDRAW_FIELD);
3365   }
3366
3367   if (list != NULL && list->is_sound && IS_LOOP_SOUND(list->music))
3368     PlaySoundLoop(list->music);
3369 }
3370
3371 static void DrawInfoScreen_CreditsScreen(int screen_nr)
3372 {
3373   int font_title = MENU_INFO_FONT_TITLE;
3374   int font_head  = MENU_INFO_FONT_HEAD;
3375   int font_text  = MENU_INFO_FONT_TEXT;
3376   int font_foot  = MENU_INFO_FONT_FOOT;
3377   int spacing_title = menu.headline1_spacing_info[info_mode];
3378   int spacing_head  = menu.headline2_spacing_info[info_mode];
3379   int spacing_para  = menu.paragraph_spacing_info[info_mode];
3380   int spacing_line  = menu.line_spacing_info[info_mode];
3381   int ystep_title = getMenuTextStep(spacing_title, font_title);
3382   int ystep_head  = getMenuTextStep(spacing_head,  font_head);
3383   int ystep_para  = getMenuTextStep(spacing_para,  font_text);
3384   int ystep_line  = getMenuTextStep(spacing_line,  font_text);
3385   int ystart  = mSY - SY + MENU_SCREEN_INFO_YSTART1;
3386   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
3387
3388   ClearField();
3389   DrawHeadline();
3390
3391   DrawTextSCentered(ystart, font_title, "Credits:");
3392   ystart += ystep_title;
3393
3394   if (screen_nr == 0)
3395   {
3396     DrawTextSCentered(ystart, font_head,
3397                       "Special thanks to");
3398     ystart += ystep_head;
3399     DrawTextSCentered(ystart, font_text,
3400                       "Peter Liepa");
3401     ystart += ystep_head;
3402     DrawTextSCentered(ystart, font_head,
3403                       "for creating");
3404     ystart += ystep_head;
3405     DrawTextSCentered(ystart, font_text,
3406                       "\"Boulder Dash\"");
3407     ystart += ystep_head;
3408     DrawTextSCentered(ystart, font_head,
3409                       "in the year");
3410     ystart += ystep_head;
3411     DrawTextSCentered(ystart, font_text,
3412                       "1984");
3413     ystart += ystep_head;
3414     DrawTextSCentered(ystart, font_head,
3415                       "published by");
3416     ystart += ystep_head;
3417     DrawTextSCentered(ystart, font_text,
3418                       "First Star Software");
3419   }
3420   else if (screen_nr == 1)
3421   {
3422     DrawTextSCentered(ystart, font_head,
3423                       "Special thanks to");
3424     ystart += ystep_head;
3425     DrawTextSCentered(ystart, font_text,
3426                       "Klaus Heinz & Volker Wertich");
3427     ystart += ystep_head;
3428     DrawTextSCentered(ystart, font_head,
3429                       "for creating");
3430     ystart += ystep_head;
3431     DrawTextSCentered(ystart, font_text,
3432                       "\"Emerald Mine\"");
3433     ystart += ystep_head;
3434     DrawTextSCentered(ystart, font_head,
3435                       "in the year");
3436     ystart += ystep_head;
3437     DrawTextSCentered(ystart, font_text,
3438                       "1987");
3439     ystart += ystep_head;
3440     DrawTextSCentered(ystart, font_head,
3441                       "published by");
3442     ystart += ystep_head;
3443     DrawTextSCentered(ystart, font_text,
3444                       "Kingsoft");
3445   }
3446   else if (screen_nr == 2)
3447   {
3448     DrawTextSCentered(ystart, font_head,
3449                       "Special thanks to");
3450     ystart += ystep_head;
3451     DrawTextSCentered(ystart, font_text,
3452                       "Michael Stopp & Philip Jespersen");
3453     ystart += ystep_head;
3454     DrawTextSCentered(ystart, font_head,
3455                       "for creating");
3456     ystart += ystep_head;
3457     DrawTextSCentered(ystart, font_text,
3458                       "\"Supaplex\"");
3459     ystart += ystep_head;
3460     DrawTextSCentered(ystart, font_head,
3461                       "in the year");
3462     ystart += ystep_head;
3463     DrawTextSCentered(ystart, font_text,
3464                       "1991");
3465     ystart += ystep_head;
3466     DrawTextSCentered(ystart, font_head,
3467                       "published by");
3468     ystart += ystep_head;
3469     DrawTextSCentered(ystart, font_text,
3470                       "Digital Integration");
3471   }
3472   else if (screen_nr == 3)
3473   {
3474     DrawTextSCentered(ystart, font_head,
3475                       "Special thanks to");
3476     ystart += ystep_head;
3477     DrawTextSCentered(ystart, font_text,
3478                       "Hiroyuki Imabayashi");
3479     ystart += ystep_head;
3480     DrawTextSCentered(ystart, font_head,
3481                       "for creating");
3482     ystart += ystep_head;
3483     DrawTextSCentered(ystart, font_text,
3484                       "\"Sokoban\"");
3485     ystart += ystep_head;
3486     DrawTextSCentered(ystart, font_head,
3487                       "in the year");
3488     ystart += ystep_head;
3489     DrawTextSCentered(ystart, font_text,
3490                       "1982");
3491     ystart += ystep_head;
3492     DrawTextSCentered(ystart, font_head,
3493                       "published by");
3494     ystart += ystep_head;
3495     DrawTextSCentered(ystart, font_text,
3496                       "Thinking Rabbit");
3497   }
3498   else if (screen_nr == 4)
3499   {
3500     DrawTextSCentered(ystart, font_head,
3501                       "Special thanks to");
3502     ystart += ystep_head;
3503     DrawTextSCentered(ystart, font_text,
3504                       "Alan Bond");
3505     ystart += ystep_head;
3506     DrawTextSCentered(ystart, font_head,
3507                       "and");
3508     ystart += ystep_head;
3509     DrawTextSCentered(ystart, font_text,
3510                       "J\xfcrgen Bonhagen");
3511     ystart += ystep_head;
3512     DrawTextSCentered(ystart, font_head,
3513                       "for the continuous creation");
3514     ystart += ystep_line;
3515     DrawTextSCentered(ystart, font_head,
3516                       "of outstanding level sets");
3517   }
3518   else if (screen_nr == 5)
3519   {
3520     DrawTextSCentered(ystart, font_head,
3521                       "Thanks to");
3522     ystart += ystep_head;
3523     DrawTextSCentered(ystart, font_text,
3524                       "Peter Elzner");
3525     ystart += ystep_head;
3526     DrawTextSCentered(ystart, font_head,
3527                       "for ideas and inspiration by");
3528     ystart += ystep_head;
3529     DrawTextSCentered(ystart, font_text,
3530                       "Diamond Caves");
3531     ystart += ystep_para;
3532
3533     DrawTextSCentered(ystart, font_head,
3534                       "Thanks to");
3535     ystart += ystep_head;
3536     DrawTextSCentered(ystart, font_text,
3537                       "Steffest");
3538     ystart += ystep_head;
3539     DrawTextSCentered(ystart, font_head,
3540                       "for ideas and inspiration by");
3541     ystart += ystep_head;
3542     DrawTextSCentered(ystart, font_text,
3543                       "DX-Boulderdash");
3544   }
3545   else if (screen_nr == 6)
3546   {
3547     DrawTextSCentered(ystart, font_head,
3548                       "Thanks to");
3549     ystart += ystep_head;
3550     DrawTextSCentered(ystart, font_text,
3551                       "David Tritscher");
3552     ystart += ystep_head;
3553     DrawTextSCentered(ystart, font_head,
3554                       "for the code base used for the");
3555     ystart += ystep_line;
3556     DrawTextSCentered(ystart, font_head,
3557                       "native Emerald Mine engine");
3558   }
3559   else if (screen_nr == 7)
3560   {
3561     DrawTextSCentered(ystart, font_head,
3562                       "Thanks to");
3563     ystart += ystep_head;
3564     DrawTextSCentered(ystart, font_text,
3565                       "Guido Schulz");
3566     ystart += ystep_head;
3567     DrawTextSCentered(ystart, font_head,
3568                       "for the initial DOS port");
3569     ystart += ystep_para;
3570
3571     DrawTextSCentered(ystart, font_head,
3572                       "Thanks to");
3573     ystart += ystep_head;
3574     DrawTextSCentered(ystart, font_text,
3575                       "Karl H\xf6rnell");
3576     ystart += ystep_head;
3577     DrawTextSCentered(ystart, font_head,
3578                       "for some additional toons");
3579   }
3580   else if (screen_nr == 8)
3581   {
3582     DrawTextSCentered(ystart, font_head,
3583                       "And not to forget:");
3584     ystart += ystep_head;
3585     DrawTextSCentered(ystart, font_head,
3586                       "Many thanks to");
3587     ystart += ystep_head;
3588     DrawTextSCentered(ystart, font_text,
3589                       "All those who contributed");
3590     ystart += ystep_line;
3591     DrawTextSCentered(ystart, font_text,
3592                       "levels to this game");
3593     ystart += ystep_line;
3594     DrawTextSCentered(ystart, font_text,
3595                       "since 1995");
3596   }
3597
3598   DrawTextSCentered(ybottom, font_foot,
3599                     "Press any key or button for next page");
3600 }
3601
3602 static void DrawInfoScreen_Credits(void)
3603 {
3604   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO_CREDITS);
3605
3606   FadeMenuSoundsAndMusic();
3607
3608   FadeOut(REDRAW_FIELD);
3609
3610   HandleInfoScreen_Credits(MB_MENU_INITIALIZE);
3611
3612   FadeIn(REDRAW_FIELD);
3613 }
3614
3615 void HandleInfoScreen_Credits(int button)
3616 {
3617   static int screen_nr = 0;
3618   int num_screens = 9;
3619
3620   if (button == MB_MENU_INITIALIZE)
3621   {
3622     screen_nr = 0;
3623
3624     // DrawInfoScreen_CreditsScreen(screen_nr);
3625   }
3626
3627   if (button == MB_MENU_LEAVE)
3628   {
3629     PlaySound(SND_MENU_ITEM_SELECTING);
3630
3631     info_mode = INFO_MODE_MAIN;
3632     DrawInfoScreen();
3633
3634     return;
3635   }
3636   else if (button == MB_MENU_CHOICE || button == MB_MENU_INITIALIZE)
3637   {
3638     if (button != MB_MENU_INITIALIZE)
3639     {
3640       PlaySound(SND_MENU_ITEM_SELECTING);
3641
3642       screen_nr++;
3643     }
3644
3645     if (screen_nr >= num_screens)
3646     {
3647       FadeMenuSoundsAndMusic();
3648
3649       info_mode = INFO_MODE_MAIN;
3650       DrawInfoScreen();
3651
3652       return;
3653     }
3654
3655     if (screen_nr > 0)
3656       FadeSetNextScreen();
3657
3658     if (button != MB_MENU_INITIALIZE)
3659       FadeOut(REDRAW_FIELD);
3660
3661     DrawInfoScreen_CreditsScreen(screen_nr);
3662
3663     if (button != MB_MENU_INITIALIZE)
3664       FadeIn(REDRAW_FIELD);
3665   }
3666   else
3667   {
3668     PlayMenuSoundIfLoop();
3669   }
3670 }
3671
3672 static void DrawInfoScreen_Program(void)
3673 {
3674   int font_title = MENU_INFO_FONT_TITLE;
3675   int font_head  = MENU_INFO_FONT_HEAD;
3676   int font_text  = MENU_INFO_FONT_TEXT;
3677   int font_foot  = MENU_INFO_FONT_FOOT;
3678   int spacing_title = menu.headline1_spacing_info[info_mode];
3679   int spacing_head  = menu.headline2_spacing_info[info_mode];
3680   int spacing_para  = menu.paragraph_spacing_info[info_mode];
3681   int spacing_line  = menu.line_spacing_info[info_mode];
3682   int ystep_title = getMenuTextStep(spacing_title, font_title);
3683   int ystep_head  = getMenuTextStep(spacing_head,  font_head);
3684   int ystep_para  = getMenuTextStep(spacing_para,  font_text);
3685   int ystep_line  = getMenuTextStep(spacing_line,  font_text);
3686   int ystart  = mSY - SY + MENU_SCREEN_INFO_YSTART1;
3687   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
3688
3689   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO_PROGRAM);
3690
3691   FadeOut(REDRAW_FIELD);
3692
3693   ClearField();
3694   DrawHeadline();
3695
3696   DrawTextSCentered(ystart, font_title, "Program Information:");
3697   ystart += ystep_title;
3698
3699   DrawTextSCentered(ystart, font_head,
3700                     "This game is Freeware!");
3701   ystart += ystep_head;
3702   DrawTextSCentered(ystart, font_head,
3703                     "If you like it, send e-mail to:");
3704   ystart += ystep_head;
3705   DrawTextSCentered(ystart, font_text,
3706                     setup.internal.program_email);
3707   ystart += ystep_para;
3708
3709   DrawTextSCentered(ystart, font_head,
3710                     "More information and levels:");
3711   ystart += ystep_head;
3712   DrawTextSCentered(ystart, font_text,
3713                     setup.internal.program_website);
3714   ystart += ystep_para;
3715
3716   DrawTextSCentered(ystart, font_head,
3717                     "If you have created new levels,");
3718   ystart += ystep_line;
3719   DrawTextSCentered(ystart, font_head,
3720                     "send them to me to include them!");
3721   ystart += ystep_head;
3722   DrawTextSCentered(ystart, font_head,
3723                     ":-)");
3724
3725   DrawTextSCentered(ybottom, font_foot,
3726                     "Press any key or button for info menu");
3727
3728   FadeIn(REDRAW_FIELD);
3729 }
3730
3731 void HandleInfoScreen_Program(int button)
3732 {
3733   if (button == MB_MENU_LEAVE)
3734   {
3735     PlaySound(SND_MENU_ITEM_SELECTING);
3736
3737     info_mode = INFO_MODE_MAIN;
3738     DrawInfoScreen();
3739
3740     return;
3741   }
3742   else if (button == MB_MENU_CHOICE)
3743   {
3744     PlaySound(SND_MENU_ITEM_SELECTING);
3745
3746     FadeMenuSoundsAndMusic();
3747
3748     info_mode = INFO_MODE_MAIN;
3749     DrawInfoScreen();
3750   }
3751   else
3752   {
3753     PlayMenuSoundIfLoop();
3754   }
3755 }
3756
3757 static void DrawInfoScreen_Version(void)
3758 {
3759   int font_title = MENU_INFO_FONT_TITLE;
3760   int font_head  = MENU_INFO_FONT_HEAD;
3761   int font_text  = MENU_INFO_FONT_TEXT;
3762   int font_foot  = MENU_INFO_FONT_FOOT;
3763   int spacing_title = menu.headline1_spacing_info[info_mode];
3764   int spacing_head  = menu.headline2_spacing_info[info_mode];
3765   int spacing_para  = menu.paragraph_spacing_info[info_mode];
3766   int spacing_line  = menu.line_spacing_info[info_mode];
3767   int xstep = getFontWidth(font_text);
3768   int ystep_title = getMenuTextStep(spacing_title, font_title);
3769   int ystep_head  = getMenuTextStep(spacing_head,  font_head);
3770   int ystep_para  = getMenuTextStep(spacing_para,  font_text);
3771   int ystep_line  = getMenuTextStep(spacing_line,  font_text);
3772   int ystart  = mSY - SY + MENU_SCREEN_INFO_YSTART1;
3773   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
3774   int xstart1 = mSX - SX + 2 * xstep;
3775   int xstart2 = mSX - SX + 18 * xstep;
3776   int xstart3 = mSX - SX + 28 * xstep;
3777   SDL_version sdl_version_compiled;
3778   const SDL_version *sdl_version_linked;
3779   int driver_name_len = 10;
3780   SDL_version sdl_version_linked_ext;
3781   const char *driver_name = NULL;
3782
3783   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO_VERSION);
3784
3785   FadeOut(REDRAW_FIELD);
3786
3787   ClearField();
3788   DrawHeadline();
3789
3790   DrawTextSCentered(ystart, font_title, "Version Information:");
3791   ystart += ystep_title;
3792
3793   DrawTextF(xstart1, ystart, font_head, "Name");
3794   DrawTextF(xstart2, ystart, font_text, getProgramTitleString());
3795   ystart += ystep_line;
3796
3797   if (!strEqual(getProgramVersionString(), getProgramRealVersionString()))
3798   {
3799     DrawTextF(xstart1, ystart, font_head, "Version (fake)");
3800     DrawTextF(xstart2, ystart, font_text, getProgramVersionString());
3801     ystart += ystep_line;
3802
3803     DrawTextF(xstart1, ystart, font_head, "Version (real)");
3804     DrawTextF(xstart2, ystart, font_text, getProgramRealVersionString());
3805     ystart += ystep_line;
3806   }
3807   else
3808   {
3809     DrawTextF(xstart1, ystart, font_head, "Version");
3810     DrawTextF(xstart2, ystart, font_text, getProgramVersionString());
3811     ystart += ystep_line;
3812   }
3813
3814   DrawTextF(xstart1, ystart, font_head, "Platform");
3815   DrawTextF(xstart2, ystart, font_text, "%s (%s)",
3816             PLATFORM_STRING,
3817             PLATFORM_XX_BIT_STRING);
3818   ystart += ystep_line;
3819
3820   DrawTextF(xstart1, ystart, font_head, "Target");
3821   DrawTextF(xstart2, ystart, font_text, TARGET_STRING);
3822   ystart += ystep_line;
3823
3824   DrawTextF(xstart1, ystart, font_head, "Source date");
3825   DrawTextF(xstart2, ystart, font_text, getSourceDateString());
3826   ystart += ystep_line;
3827
3828   DrawTextF(xstart1, ystart, font_head, "Commit hash");
3829   DrawTextF(xstart2, ystart, font_text, getSourceHashString());
3830   ystart += ystep_para;
3831
3832   DrawTextF(xstart1, ystart, font_head, "Library");
3833   DrawTextF(xstart2, ystart, font_head, "compiled");
3834   DrawTextF(xstart3, ystart, font_head, "linked");
3835   ystart += ystep_head;
3836
3837   SDL_VERSION(&sdl_version_compiled);
3838   SDL_GetVersion(&sdl_version_linked_ext);
3839   sdl_version_linked = &sdl_version_linked_ext;
3840
3841   DrawTextF(xstart1, ystart, font_text, "SDL");
3842   DrawTextF(xstart2, ystart, font_text, "%d.%d.%d",
3843             sdl_version_compiled.major,
3844             sdl_version_compiled.minor,
3845             sdl_version_compiled.patch);
3846   DrawTextF(xstart3, ystart, font_text, "%d.%d.%d",
3847             sdl_version_linked->major,
3848             sdl_version_linked->minor,
3849             sdl_version_linked->patch);
3850   ystart += ystep_line;
3851
3852   SDL_IMAGE_VERSION(&sdl_version_compiled);
3853   sdl_version_linked = IMG_Linked_Version();
3854
3855   DrawTextF(xstart1, ystart, font_text, "SDL_image");
3856   DrawTextF(xstart2, ystart, font_text, "%d.%d.%d",
3857             sdl_version_compiled.major,
3858             sdl_version_compiled.minor,
3859             sdl_version_compiled.patch);
3860   DrawTextF(xstart3, ystart, font_text, "%d.%d.%d",
3861             sdl_version_linked->major,
3862             sdl_version_linked->minor,
3863             sdl_version_linked->patch);
3864   ystart += ystep_line;
3865
3866   SDL_MIXER_VERSION(&sdl_version_compiled);
3867   sdl_version_linked = Mix_Linked_Version();
3868
3869   DrawTextF(xstart1, ystart, font_text, "SDL_mixer");
3870   DrawTextF(xstart2, ystart, font_text, "%d.%d.%d",
3871             sdl_version_compiled.major,
3872             sdl_version_compiled.minor,
3873             sdl_version_compiled.patch);
3874   DrawTextF(xstart3, ystart, font_text, "%d.%d.%d",
3875             sdl_version_linked->major,
3876             sdl_version_linked->minor,
3877             sdl_version_linked->patch);
3878   ystart += ystep_line;
3879
3880   SDL_NET_VERSION(&sdl_version_compiled);
3881   sdl_version_linked = SDLNet_Linked_Version();
3882
3883   DrawTextF(xstart1, ystart, font_text, "SDL_net");
3884   DrawTextF(xstart2, ystart, font_text, "%d.%d.%d",
3885             sdl_version_compiled.major,
3886             sdl_version_compiled.minor,
3887             sdl_version_compiled.patch);
3888   DrawTextF(xstart3, ystart, font_text, "%d.%d.%d",
3889             sdl_version_linked->major,
3890             sdl_version_linked->minor,
3891             sdl_version_linked->patch);
3892   ystart += ystep_para;
3893
3894   DrawTextF(xstart1, ystart, font_head, "Driver");
3895   DrawTextF(xstart2, ystart, font_head, "Requested");
3896   DrawTextF(xstart3, ystart, font_head, "Used");
3897   ystart += ystep_head;
3898
3899   driver_name =
3900     getStringCopyNStatic(SDLGetRendererName(), driver_name_len);
3901
3902   DrawTextF(xstart1, ystart, font_text, "Render Driver");
3903   DrawTextF(xstart2, ystart, font_text, "%s", setup.system.sdl_renderdriver);
3904   DrawTextF(xstart3, ystart, font_text, "%s", driver_name);
3905   ystart += ystep_line;
3906
3907   driver_name =
3908     getStringCopyNStatic(SDL_GetCurrentVideoDriver(), driver_name_len);
3909
3910   DrawTextF(xstart1, ystart, font_text, "Video Driver");
3911   DrawTextF(xstart2, ystart, font_text, "%s", setup.system.sdl_videodriver);
3912   DrawTextF(xstart3, ystart, font_text, "%s", driver_name);
3913   ystart += ystep_line;
3914
3915   driver_name =
3916     getStringCopyNStatic(SDL_GetCurrentAudioDriver(), driver_name_len);
3917
3918   DrawTextF(xstart1, ystart, font_text, "Audio Driver");
3919   DrawTextF(xstart2, ystart, font_text, "%s", setup.system.sdl_audiodriver);
3920   DrawTextF(xstart3, ystart, font_text, "%s", driver_name);
3921
3922   DrawTextSCentered(ybottom, font_foot,
3923                     "Press any key or button for info menu");
3924
3925   FadeIn(REDRAW_FIELD);
3926 }
3927
3928 void HandleInfoScreen_Version(int button)
3929 {
3930   if (button == MB_MENU_LEAVE)
3931   {
3932     PlaySound(SND_MENU_ITEM_SELECTING);
3933
3934     info_mode = INFO_MODE_MAIN;
3935     DrawInfoScreen();
3936
3937     return;
3938   }
3939   else if (button == MB_MENU_CHOICE)
3940   {
3941     PlaySound(SND_MENU_ITEM_SELECTING);
3942
3943     FadeMenuSoundsAndMusic();
3944
3945     info_mode = INFO_MODE_MAIN;
3946     DrawInfoScreen();
3947   }
3948   else
3949   {
3950     PlayMenuSoundIfLoop();
3951   }
3952 }
3953
3954 static void DrawInfoScreen_LevelSet(void)
3955 {
3956   struct TitleMessageInfo *tmi = &readme;
3957   char *filename = getLevelSetInfoFilename();
3958   char *title = "Level Set Information:";
3959   int ystart  = mSY - SY + MENU_SCREEN_INFO_YSTART1;
3960   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
3961
3962   if (filename == NULL)
3963   {
3964     DrawInfoScreen_NotAvailable(title, "No information for this level set.");
3965
3966     return;
3967   }
3968
3969   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO_LEVELSET);
3970
3971   FadeOut(REDRAW_FIELD);
3972
3973   ClearField();
3974   DrawHeadline();
3975
3976   DrawTextSCentered(ystart, FONT_TEXT_1, title);
3977
3978   // if x position set to "-1", automatically determine by playfield width
3979   if (tmi->x == -1)
3980     tmi->x = SXSIZE / 2;
3981
3982   // if y position set to "-1", use static default value
3983   if (tmi->y == -1)
3984     tmi->y = 150;
3985
3986   // if width set to "-1", automatically determine by playfield width
3987   if (tmi->width == -1)
3988     tmi->width = SXSIZE - 2 * TILEX;
3989
3990   // if height set to "-1", automatically determine by playfield height
3991   if (tmi->height == -1)
3992     tmi->height = MENU_SCREEN_INFO_YBOTTOM - tmi->y - 10;
3993
3994   // if chars set to "-1", automatically determine by text and font width
3995   if (tmi->chars == -1)
3996     tmi->chars = tmi->width / getFontWidth(tmi->font);
3997   else
3998     tmi->width = tmi->chars * getFontWidth(tmi->font);
3999
4000   // if lines set to "-1", automatically determine by text and font height
4001   if (tmi->lines == -1)
4002     tmi->lines = tmi->height / getFontHeight(tmi->font);
4003   else
4004     tmi->height = tmi->lines * getFontHeight(tmi->font);
4005
4006   DrawTextFile(mSX + ALIGNED_TEXT_XPOS(tmi), mSY + ALIGNED_TEXT_YPOS(tmi),
4007                filename, tmi->font, tmi->chars, -1, tmi->lines, 0, -1,
4008                tmi->autowrap, tmi->centered, tmi->parse_comments);
4009
4010   DrawTextSCentered(ybottom, FONT_TEXT_4,
4011                     "Press any key or button for info menu");
4012
4013   FadeIn(REDRAW_FIELD);
4014 }
4015
4016 static void HandleInfoScreen_LevelSet(int button)
4017 {
4018   if (button == MB_MENU_LEAVE)
4019   {
4020     PlaySound(SND_MENU_ITEM_SELECTING);
4021
4022     info_mode = INFO_MODE_MAIN;
4023     DrawInfoScreen();
4024
4025     return;
4026   }
4027   else if (button == MB_MENU_CHOICE)
4028   {
4029     PlaySound(SND_MENU_ITEM_SELECTING);
4030
4031     FadeMenuSoundsAndMusic();
4032
4033     info_mode = INFO_MODE_MAIN;
4034     DrawInfoScreen();
4035   }
4036   else
4037   {
4038     PlayMenuSoundIfLoop();
4039   }
4040 }
4041
4042 static void DrawInfoScreen(void)
4043 {
4044   if (info_mode == INFO_MODE_TITLE)
4045     DrawInfoScreen_TitleScreen();
4046   else if (info_mode == INFO_MODE_ELEMENTS)
4047     DrawInfoScreen_Elements();
4048   else if (info_mode == INFO_MODE_MUSIC)
4049     DrawInfoScreen_Music();
4050   else if (info_mode == INFO_MODE_CREDITS)
4051     DrawInfoScreen_Credits();
4052   else if (info_mode == INFO_MODE_PROGRAM)
4053     DrawInfoScreen_Program();
4054   else if (info_mode == INFO_MODE_VERSION)
4055     DrawInfoScreen_Version();
4056   else if (info_mode == INFO_MODE_LEVELSET)
4057     DrawInfoScreen_LevelSet();
4058   else
4059     DrawInfoScreen_Main();
4060
4061   if (info_mode != INFO_MODE_MAIN &&
4062       info_mode != INFO_MODE_TITLE &&
4063       info_mode != INFO_MODE_MUSIC)
4064     PlayMenuSoundsAndMusic();
4065 }
4066
4067 void HandleInfoScreen(int mx, int my, int dx, int dy, int button)
4068 {
4069   if (info_mode == INFO_MODE_TITLE)
4070     HandleInfoScreen_TitleScreen(button);
4071   else if (info_mode == INFO_MODE_ELEMENTS)
4072     HandleInfoScreen_Elements(button);
4073   else if (info_mode == INFO_MODE_MUSIC)
4074     HandleInfoScreen_Music(button);
4075   else if (info_mode == INFO_MODE_CREDITS)
4076     HandleInfoScreen_Credits(button);
4077   else if (info_mode == INFO_MODE_PROGRAM)
4078     HandleInfoScreen_Program(button);
4079   else if (info_mode == INFO_MODE_VERSION)
4080     HandleInfoScreen_Version(button);
4081   else if (info_mode == INFO_MODE_LEVELSET)
4082     HandleInfoScreen_LevelSet(button);
4083   else
4084     HandleInfoScreen_Main(mx, my, dx, dy, button);
4085 }
4086
4087
4088 // ============================================================================
4089 // rename player API functions
4090 // ============================================================================
4091
4092 struct ApiRenamePlayerThreadData
4093 {
4094   char *player_name;
4095   char *player_uuid;
4096 };
4097
4098 static void *CreateThreadData_ApiRenamePlayer(void)
4099 {
4100   struct ApiRenamePlayerThreadData *data =
4101     checked_malloc(sizeof(struct ApiRenamePlayerThreadData));
4102
4103   data->player_name = getStringCopy(setup.player_name);
4104   data->player_uuid = getStringCopy(setup.player_uuid);
4105
4106   return data;
4107 }
4108
4109 static void FreeThreadData_ApiRenamePlayer(void *data_raw)
4110 {
4111   struct ApiRenamePlayerThreadData *data = data_raw;
4112
4113   checked_free(data->player_name);
4114   checked_free(data->player_uuid);
4115   checked_free(data);
4116 }
4117
4118 static boolean SetRequest_ApiRenamePlayer(struct HttpRequest *request,
4119                                           void *data_raw)
4120 {
4121   struct ApiRenamePlayerThreadData *data = data_raw;
4122   char *player_name_raw = data->player_name;
4123   char *player_uuid_raw = data->player_uuid;
4124
4125   request->hostname = setup.api_server_hostname;
4126   request->port     = API_SERVER_PORT;
4127   request->method   = API_SERVER_METHOD;
4128   request->uri      = API_SERVER_URI_RENAME;
4129
4130   char *player_name = getEscapedJSON(player_name_raw);
4131   char *player_uuid = getEscapedJSON(player_uuid_raw);
4132
4133   snprintf(request->body, MAX_HTTP_BODY_SIZE,
4134            "{\n"
4135            "%s"
4136            "  \"game_version\":         \"%s\",\n"
4137            "  \"game_platform\":        \"%s\",\n"
4138            "  \"name\":                 \"%s\",\n"
4139            "  \"uuid\":                 \"%s\"\n"
4140            "}\n",
4141            getPasswordJSON(setup.api_server_password),
4142            getProgramRealVersionString(),
4143            getProgramPlatformString(),
4144            player_name,
4145            player_uuid);
4146
4147   checked_free(player_name);
4148   checked_free(player_uuid);
4149
4150   ConvertHttpRequestBodyToServerEncoding(request);
4151
4152   return TRUE;
4153 }
4154
4155 static void HandleResponse_ApiRenamePlayer(struct HttpResponse *response,
4156                                            void *data_raw)
4157 {
4158   // nothing to do here
4159 }
4160
4161 #if defined(PLATFORM_EMSCRIPTEN)
4162 static void Emscripten_ApiRenamePlayer_Loaded(unsigned handle, void *data_raw,
4163                                               void *buffer, unsigned int size)
4164 {
4165   struct HttpResponse *response = GetHttpResponseFromBuffer(buffer, size);
4166
4167   if (response != NULL)
4168   {
4169     HandleResponse_ApiRenamePlayer(response, data_raw);
4170
4171     checked_free(response);
4172   }
4173   else
4174   {
4175     Error("server response too large to handle (%d bytes)", size);
4176   }
4177
4178   FreeThreadData_ApiRenamePlayer(data_raw);
4179 }
4180
4181 static void Emscripten_ApiRenamePlayer_Failed(unsigned handle, void *data_raw,
4182                                               int code, const char *status)
4183 {
4184   Error("server failed to handle request: %d %s", code, status);
4185
4186   FreeThreadData_ApiRenamePlayer(data_raw);
4187 }
4188
4189 static void Emscripten_ApiRenamePlayer_Progress(unsigned handle, void *data_raw,
4190                                                 int bytes, int size)
4191 {
4192   // nothing to do here
4193 }
4194
4195 static void Emscripten_ApiRenamePlayer_HttpRequest(struct HttpRequest *request,
4196                                                    void *data_raw)
4197 {
4198   if (!SetRequest_ApiRenamePlayer(request, data_raw))
4199   {
4200     FreeThreadData_ApiRenamePlayer(data_raw);
4201
4202     return;
4203   }
4204
4205   emscripten_async_wget2_data(request->uri,
4206                               request->method,
4207                               request->body,
4208                               data_raw,
4209                               TRUE,
4210                               Emscripten_ApiRenamePlayer_Loaded,
4211                               Emscripten_ApiRenamePlayer_Failed,
4212                               Emscripten_ApiRenamePlayer_Progress);
4213 }
4214
4215 #else
4216
4217 static void ApiRenamePlayer_HttpRequestExt(struct HttpRequest *request,
4218                                            struct HttpResponse *response,
4219                                            void *data_raw)
4220 {
4221   if (!SetRequest_ApiRenamePlayer(request, data_raw))
4222     return;
4223
4224   if (!DoHttpRequest(request, response))
4225   {
4226     Error("HTTP request failed: %s", GetHttpError());
4227
4228     return;
4229   }
4230
4231   if (!HTTP_SUCCESS(response->status_code))
4232   {
4233     Error("server failed to handle request: %d %s",
4234           response->status_code,
4235           response->status_text);
4236
4237     return;
4238   }
4239
4240   HandleResponse_ApiRenamePlayer(response, data_raw);
4241 }
4242
4243 static void ApiRenamePlayer_HttpRequest(struct HttpRequest *request,
4244                                     struct HttpResponse *response,
4245                                     void *data_raw)
4246 {
4247   ApiRenamePlayer_HttpRequestExt(request, response, data_raw);
4248
4249   FreeThreadData_ApiRenamePlayer(data_raw);
4250 }
4251 #endif
4252
4253 static int ApiRenamePlayerThread(void *data_raw)
4254 {
4255   struct HttpRequest *request = checked_calloc(sizeof(struct HttpRequest));
4256   struct HttpResponse *response = checked_calloc(sizeof(struct HttpResponse));
4257
4258   program.api_thread_count++;
4259
4260 #if defined(PLATFORM_EMSCRIPTEN)
4261   Emscripten_ApiRenamePlayer_HttpRequest(request, data_raw);
4262 #else
4263   ApiRenamePlayer_HttpRequest(request, response, data_raw);
4264 #endif
4265
4266   program.api_thread_count--;
4267
4268   checked_free(request);
4269   checked_free(response);
4270
4271   return 0;
4272 }
4273
4274 static void ApiRenamePlayerAsThread(void)
4275 {
4276   struct ApiRenamePlayerThreadData *data = CreateThreadData_ApiRenamePlayer();
4277
4278   ExecuteAsThread(ApiRenamePlayerThread,
4279                   "ApiRenamePlayer", data,
4280                   "rename player on server");
4281 }
4282
4283
4284 // ============================================================================
4285 // reset player UUID API functions
4286 // ============================================================================
4287
4288 struct ApiResetUUIDThreadData
4289 {
4290   char *player_name;
4291   char *player_uuid_old;
4292   char *player_uuid_new;
4293 };
4294
4295 static void *CreateThreadData_ApiResetUUID(char *uuid_new)
4296 {
4297   struct ApiResetUUIDThreadData *data =
4298     checked_malloc(sizeof(struct ApiResetUUIDThreadData));
4299
4300   data->player_name     = getStringCopy(setup.player_name);
4301   data->player_uuid_old = getStringCopy(setup.player_uuid);
4302   data->player_uuid_new = getStringCopy(uuid_new);
4303
4304   return data;
4305 }
4306
4307 static void FreeThreadData_ApiResetUUID(void *data_raw)
4308 {
4309   struct ApiResetUUIDThreadData *data = data_raw;
4310
4311   checked_free(data->player_name);
4312   checked_free(data->player_uuid_old);
4313   checked_free(data->player_uuid_new);
4314   checked_free(data);
4315 }
4316
4317 static boolean SetRequest_ApiResetUUID(struct HttpRequest *request,
4318                                        void *data_raw)
4319 {
4320   struct ApiResetUUIDThreadData *data = data_raw;
4321   char *player_name_raw = data->player_name;
4322   char *player_uuid_old_raw = data->player_uuid_old;
4323   char *player_uuid_new_raw = data->player_uuid_new;
4324
4325   request->hostname = setup.api_server_hostname;
4326   request->port     = API_SERVER_PORT;
4327   request->method   = API_SERVER_METHOD;
4328   request->uri      = API_SERVER_URI_RESETUUID;
4329
4330   char *player_name = getEscapedJSON(player_name_raw);
4331   char *player_uuid_old = getEscapedJSON(player_uuid_old_raw);
4332   char *player_uuid_new = getEscapedJSON(player_uuid_new_raw);
4333
4334   snprintf(request->body, MAX_HTTP_BODY_SIZE,
4335            "{\n"
4336            "%s"
4337            "  \"game_version\":         \"%s\",\n"
4338            "  \"game_platform\":        \"%s\",\n"
4339            "  \"name\":                 \"%s\",\n"
4340            "  \"uuid_old\":             \"%s\",\n"
4341            "  \"uuid_new\":             \"%s\"\n"
4342            "}\n",
4343            getPasswordJSON(setup.api_server_password),
4344            getProgramRealVersionString(),
4345            getProgramPlatformString(),
4346            player_name,
4347            player_uuid_old,
4348            player_uuid_new);
4349
4350   checked_free(player_name);
4351   checked_free(player_uuid_old);
4352   checked_free(player_uuid_new);
4353
4354   ConvertHttpRequestBodyToServerEncoding(request);
4355
4356   return TRUE;
4357 }
4358
4359 static void HandleResponse_ApiResetUUID(struct HttpResponse *response,
4360                                         void *data_raw)
4361 {
4362   struct ApiResetUUIDThreadData *data = data_raw;
4363
4364   // upgrade player UUID in server setup file
4365   setup.player_uuid = getStringCopy(data->player_uuid_new);
4366   setup.player_version = 2;
4367
4368   SaveSetup_ServerSetup();
4369 }
4370
4371 #if defined(PLATFORM_EMSCRIPTEN)
4372 static void Emscripten_ApiResetUUID_Loaded(unsigned handle, void *data_raw,
4373                                            void *buffer, unsigned int size)
4374 {
4375   struct HttpResponse *response = GetHttpResponseFromBuffer(buffer, size);
4376
4377   if (response != NULL)
4378   {
4379     HandleResponse_ApiResetUUID(response, data_raw);
4380
4381     checked_free(response);
4382   }
4383   else
4384   {
4385     Error("server response too large to handle (%d bytes)", size);
4386   }
4387
4388   FreeThreadData_ApiResetUUID(data_raw);
4389 }
4390
4391 static void Emscripten_ApiResetUUID_Failed(unsigned handle, void *data_raw,
4392                                            int code, const char *status)
4393 {
4394   Error("server failed to handle request: %d %s", code, status);
4395
4396   FreeThreadData_ApiResetUUID(data_raw);
4397 }
4398
4399 static void Emscripten_ApiResetUUID_Progress(unsigned handle, void *data_raw,
4400                                              int bytes, int size)
4401 {
4402   // nothing to do here
4403 }
4404
4405 static void Emscripten_ApiResetUUID_HttpRequest(struct HttpRequest *request,
4406                                                 void *data_raw)
4407 {
4408   if (!SetRequest_ApiResetUUID(request, data_raw))
4409   {
4410     FreeThreadData_ApiResetUUID(data_raw);
4411
4412     return;
4413   }
4414
4415   emscripten_async_wget2_data(request->uri,
4416                               request->method,
4417                               request->body,
4418                               data_raw,
4419                               TRUE,
4420                               Emscripten_ApiResetUUID_Loaded,
4421                               Emscripten_ApiResetUUID_Failed,
4422                               Emscripten_ApiResetUUID_Progress);
4423 }
4424
4425 #else
4426
4427 static void ApiResetUUID_HttpRequestExt(struct HttpRequest *request,
4428                                         struct HttpResponse *response,
4429                                         void *data_raw)
4430 {
4431   if (!SetRequest_ApiResetUUID(request, data_raw))
4432     return;
4433
4434   if (!DoHttpRequest(request, response))
4435   {
4436     Error("HTTP request failed: %s", GetHttpError());
4437
4438     return;
4439   }
4440
4441   if (!HTTP_SUCCESS(response->status_code))
4442   {
4443     Error("server failed to handle request: %d %s",
4444           response->status_code,
4445           response->status_text);
4446
4447     return;
4448   }
4449
4450   HandleResponse_ApiResetUUID(response, data_raw);
4451 }
4452
4453 static void ApiResetUUID_HttpRequest(struct HttpRequest *request,
4454                                      struct HttpResponse *response,
4455                                      void *data_raw)
4456 {
4457   ApiResetUUID_HttpRequestExt(request, response, data_raw);
4458
4459   FreeThreadData_ApiResetUUID(data_raw);
4460 }
4461 #endif
4462
4463 static int ApiResetUUIDThread(void *data_raw)
4464 {
4465   struct HttpRequest *request = checked_calloc(sizeof(struct HttpRequest));
4466   struct HttpResponse *response = checked_calloc(sizeof(struct HttpResponse));
4467
4468   program.api_thread_count++;
4469
4470 #if defined(PLATFORM_EMSCRIPTEN)
4471   Emscripten_ApiResetUUID_HttpRequest(request, data_raw);
4472 #else
4473   ApiResetUUID_HttpRequest(request, response, data_raw);
4474 #endif
4475
4476   program.api_thread_count--;
4477
4478   checked_free(request);
4479   checked_free(response);
4480
4481   return 0;
4482 }
4483
4484 static void ApiResetUUIDAsThread(char *uuid_new)
4485 {
4486   struct ApiResetUUIDThreadData *data = CreateThreadData_ApiResetUUID(uuid_new);
4487
4488   ExecuteAsThread(ApiResetUUIDThread,
4489                   "ApiResetUUID", data,
4490                   "reset UUID on server");
4491 }
4492
4493
4494 // ============================================================================
4495 // type name functions
4496 // ============================================================================
4497
4498 static TreeInfo *type_name_node = NULL;
4499 static char type_name_last[MAX_PLAYER_NAME_LEN + 1] = { 0 };
4500 static int type_name_nr = 0;
4501
4502 static int getPlayerNameColor(char *name)
4503 {
4504   return (strEqual(name, EMPTY_PLAYER_NAME) ? FC_BLUE : FC_RED);
4505 }
4506
4507 static void drawTypeNameText(char *name, struct TextPosInfo *pos,
4508                               boolean active)
4509 {
4510   char text[MAX_PLAYER_NAME_LEN + 2] = { 0 };
4511   boolean multiple_users = (game_status == GAME_MODE_PSEUDO_TYPENAMES);
4512   int sx = (multiple_users ? amSX + pos->x : mSX + ALIGNED_TEXT_XPOS(pos));
4513   int sy = (multiple_users ? amSY + pos->y : mSY + ALIGNED_TEXT_YPOS(pos));
4514   int font_nr = (active ? FONT_ACTIVE(pos->font) : pos->font);
4515   int font_width = getFontWidth(font_nr);
4516
4517   DrawBackgroundForFont(sx, sy, pos->width, pos->height, font_nr);
4518
4519   sprintf(text, "%s%c", name, (active ? '_' : '\0'));
4520
4521   pos->width = strlen(text) * font_width;
4522   sx = (multiple_users ? amSX + pos->x : mSX + ALIGNED_TEXT_XPOS(pos));
4523
4524   DrawText(sx, sy, text, font_nr);
4525 }
4526
4527 static void getTypeNameValues(char *name, struct TextPosInfo *pos, int *xpos)
4528 {
4529   struct MainControlInfo *mci = getMainControlInfo(MAIN_CONTROL_NAME);
4530
4531   *pos = *mci->pos_input;
4532
4533   if (game_status == GAME_MODE_PSEUDO_TYPENAMES)
4534   {
4535     TreeInfo *ti = player_name_current;
4536     int first_entry = ti->cl_first;
4537     int entry_pos = first_entry + ti->cl_cursor;
4538     TreeInfo *node_first = getTreeInfoFirstGroupEntry(ti);
4539     int xpos = MENU_SCREEN_START_XPOS;
4540     int ypos = MENU_SCREEN_START_YPOS + ti->cl_cursor;
4541
4542     type_name_node = getTreeInfoFromPos(node_first, entry_pos);
4543     type_name_nr = entry_pos;
4544
4545     strcpy(name, type_name_node->name);
4546
4547     pos->x = xpos * 32;
4548     pos->y = ypos * 32;
4549     pos->width = MAX_PLAYER_NAME_LEN * 32;
4550   }
4551   else
4552   {
4553     type_name_nr = user.nr;
4554
4555     strcpy(name, setup.player_name);
4556   }
4557
4558   strcpy(type_name_last, name);
4559
4560   if (strEqual(name, EMPTY_PLAYER_NAME))
4561     strcpy(name, "");
4562
4563   *xpos = strlen(name);
4564 }
4565
4566 static void setTypeNameValues_Name(char *name, struct TextPosInfo *pos)
4567 {
4568   // change name of edited user in global list of user names
4569   setString(&global.user_names[type_name_nr], name);
4570
4571   if (game_status == GAME_MODE_PSEUDO_TYPENAMES)
4572   {
4573     TreeInfo *node = type_name_node;
4574
4575     // change name of edited user in local menu tree structure
4576     setString(&node->name, name);
4577     setString(&node->name_sorting, name);
4578
4579     node->color = getPlayerNameColor(name);
4580     pos->font = MENU_CHOOSE_TREE_FONT(node->color);
4581   }
4582 }
4583
4584 static void setTypeNameValues(char *name, struct TextPosInfo *pos,
4585                               boolean changed)
4586 {
4587   boolean reset_setup = strEqual(name, "");
4588   boolean remove_user = strEqual(name, EMPTY_PLAYER_NAME);
4589   boolean create_user = strEqual(type_name_last, EMPTY_PLAYER_NAME);
4590
4591   if (!changed)
4592     strcpy(name, type_name_last);
4593
4594   if (strEqual(name, ""))
4595     strcpy(name, EMPTY_PLAYER_NAME);
4596
4597   setTypeNameValues_Name(name, pos);
4598
4599   // if player name not changed, no further action required
4600   if (strEqual(name, type_name_last))
4601     return;
4602
4603   // redraw player name before (possibly) opening request dialogs
4604   drawTypeNameText(name, pos, FALSE);
4605
4606   int last_user_nr = user.nr;
4607
4608   if (game_status == GAME_MODE_PSEUDO_TYPENAMES)
4609   {
4610     // save setup of currently active user (may differ from edited user)
4611     SaveSetup();
4612
4613     // temporarily change active user to edited user
4614     user.nr = type_name_nr;
4615
4616     if (create_user &&
4617         Request("Use current setup values for the new player?", REQ_ASK))
4618     {
4619       // use current setup values for new user, but create new player UUID
4620       setup.player_uuid = getStringCopy(getUUID());
4621     }
4622     else
4623     {
4624       // load setup for existing user (or start with defaults for new user)
4625       LoadSetup();
4626     }
4627   }
4628
4629   char *setup_filename = getSetupFilename();
4630   boolean setup_exists = fileExists(setup_filename);
4631
4632   // change name of edited user in setup structure
4633   strcpy(setup.player_name, name);
4634
4635   // save setup of edited user
4636   SaveSetup();
4637
4638   // change name of edited user on score server
4639   ApiRenamePlayerAsThread();
4640
4641   if (game_status == GAME_MODE_PSEUDO_TYPENAMES || reset_setup)
4642   {
4643     if (reset_setup)
4644     {
4645       if (Request("Reset setup values for this player?", REQ_ASK))
4646       {
4647         // remove setup config file
4648         unlink(setup_filename);
4649
4650         // set player name to default player name
4651         LoadSetup();
4652
4653         // update player name used by name typing functions
4654         strcpy(name, setup.player_name);
4655
4656         setTypeNameValues_Name(name, pos);
4657       }
4658     }
4659     else if (remove_user && type_name_nr != 0)
4660     {
4661       if (Request("Remove settings and tapes for deleted player?", REQ_ASK))
4662       {
4663         char *user_dir = getUserGameDataDir();
4664         char *user_dir_removed =
4665           getStringCat3WithSeparator(user_dir, "REMOVED",
4666                                      getCurrentTimestamp(), ".");
4667
4668         if (rename(user_dir, user_dir_removed) != 0)
4669           Request("Removing settings and tapes failed!", REQ_CONFIRM);
4670
4671         checked_free(user_dir_removed);
4672       }
4673     }
4674     else if (create_user && type_name_nr != 0 && !setup_exists)
4675     {
4676       if (Request("Create empty level set for the new player?", REQ_ASK))
4677       {
4678         char *levelset_subdir = getNewUserLevelSubdir();
4679
4680         if (CreateUserLevelSet(levelset_subdir, name, name, 100, FALSE))
4681         {
4682           AddUserLevelSetToLevelInfo(levelset_subdir);
4683
4684           LevelDirTree *leveldir_current_last = leveldir_current;
4685
4686           leveldir_current = getTreeInfoFromIdentifier(leveldir_first,
4687                                                        levelset_subdir);
4688
4689           // set level number of newly created level set to default value
4690           LoadLevelSetup_SeriesInfo();
4691
4692           // set newly created level set as current level set for new user
4693           SaveLevelSetup_LastSeries();
4694           SaveLevelSetup_SeriesInfo();
4695
4696           leveldir_current = leveldir_current_last;
4697         }
4698         else
4699         {
4700           Request("Creating new level set failed!", REQ_CONFIRM);
4701         }
4702       }
4703     }
4704
4705     // restore currently active user
4706     user.nr = last_user_nr;
4707
4708     // restore setup of currently active user
4709     LoadSetup();
4710
4711     // restore last level set of currently active user
4712     LoadLevelSetup_LastSeries();
4713     LoadLevelSetup_SeriesInfo();
4714   }
4715 }
4716
4717 static void HandleTypeNameExt(boolean initialize, Key key)
4718 {
4719   static struct TextPosInfo pos_name = { 0 };
4720   static char name[MAX_PLAYER_NAME_LEN + 1] = { 0 };
4721   static int xpos = 0;
4722   struct TextPosInfo *pos = &pos_name;
4723   char key_char = getValidConfigValueChar(getCharFromKey(key));
4724   boolean is_valid_key_char = (key_char != 0 && (key_char != ' ' || xpos > 0));
4725   boolean active = TRUE;
4726
4727   if (initialize)
4728   {
4729     getTypeNameValues(name, pos, &xpos);
4730
4731     int sx = mSX + ALIGNED_TEXT_XPOS(pos);
4732     int sy = mSY + ALIGNED_TEXT_YPOS(pos);
4733
4734     StartTextInput(sx, sy, pos->width, pos->height);
4735   }
4736   else if (is_valid_key_char && xpos < MAX_PLAYER_NAME_LEN)
4737   {
4738     name[xpos] = key_char;
4739     name[xpos + 1] = 0;
4740
4741     xpos++;
4742   }
4743   else if ((key == KSYM_Delete || key == KSYM_BackSpace) && xpos > 0)
4744   {
4745     xpos--;
4746
4747     name[xpos] = 0;
4748   }
4749   else if (key == KSYM_Return || key == KSYM_Escape)
4750   {
4751     boolean changed = (key == KSYM_Return);
4752
4753     StopTextInput();
4754
4755     setTypeNameValues(name, pos, changed);
4756
4757     active = FALSE;
4758   }
4759
4760   drawTypeNameText(name, pos, active);
4761
4762   if (!active)
4763   {
4764     SetGameStatus(game_status_last_screen);
4765
4766     if (game_status == GAME_MODE_MAIN)
4767       InitializeMainControls();
4768   }
4769 }
4770
4771 static void DrawTypeName(void)
4772 {
4773   HandleTypeNameExt(TRUE, 0);
4774 }
4775
4776 void HandleTypeName(Key key)
4777 {
4778   HandleTypeNameExt(FALSE, key);
4779 }
4780
4781
4782 // ============================================================================
4783 // tree menu functions
4784 // ============================================================================
4785
4786 static int getAlignXOffsetFromTreeInfo(TreeInfo *ti)
4787 {
4788   if (game_status != GAME_MODE_SETUP ||
4789       DRAW_MODE_SETUP(setup_mode) != SETUP_MODE_CHOOSE_OTHER)
4790     return 0;
4791
4792   int max_text_size = 0;
4793   TreeInfo *node;
4794
4795   for (node = getTreeInfoFirstGroupEntry(ti); node != NULL; node = node->next)
4796     max_text_size = MAX(max_text_size, strlen(node->name));
4797
4798   int num_entries = numTreeInfoInGroup(ti);
4799   boolean scrollbar_needed = (num_entries > NUM_MENU_ENTRIES_ON_SCREEN);
4800   int font_nr = MENU_CHOOSE_TREE_FONT(FC_RED);
4801   int text_width = max_text_size * getFontWidth(font_nr);
4802   int button_width = SC_MENUBUTTON_XSIZE;
4803   int scrollbar_xpos = SC_SCROLLBAR_XPOS + menu.scrollbar_xoffset;
4804   int screen_width = (scrollbar_needed ? scrollbar_xpos : SXSIZE);
4805   int align = menu.list_setup[SETUP_MODE_CHOOSE_OTHER].align;
4806   int x = ALIGNED_XPOS(0, screen_width, align) * -1;
4807   int align_xoffset_raw = ALIGNED_XPOS(x, button_width + text_width, align);
4808   int align_xoffset = MAX(0, align_xoffset_raw);
4809
4810   return align_xoffset;
4811 }
4812
4813 static int getAlignYOffsetFromTreeInfo(TreeInfo *ti)
4814 {
4815   if (game_status != GAME_MODE_SETUP ||
4816       DRAW_MODE_SETUP(setup_mode) != SETUP_MODE_CHOOSE_OTHER)
4817     return 0;
4818
4819   int num_entries = numTreeInfoInGroup(ti);
4820   int num_page_entries = MIN(num_entries, NUM_MENU_ENTRIES_ON_SCREEN);
4821   int font_nr = MENU_CHOOSE_TREE_FONT(FC_RED);
4822   int font_height = getFontHeight(font_nr);
4823   int text_height = font_height * num_page_entries;
4824   int page_height = font_height * NUM_MENU_ENTRIES_ON_SCREEN;
4825   int align = menu.list_setup[SETUP_MODE_CHOOSE_OTHER].valign;
4826   int y = ALIGNED_YPOS(0, page_height, align) * -1;
4827   int align_yoffset_raw = ALIGNED_YPOS(y, text_height, align);
4828   int align_yoffset = MAX(0, align_yoffset_raw);
4829
4830   return align_yoffset;
4831 }
4832
4833 static void DrawChooseTree(TreeInfo **ti_ptr)
4834 {
4835   int fade_mask = REDRAW_FIELD;
4836
4837   if (CheckFadeAll())
4838     fade_mask = REDRAW_ALL;
4839
4840   if (*ti_ptr != NULL && strEqual((*ti_ptr)->subdir, STRING_TOP_DIRECTORY))
4841   {
4842     if (game_status == GAME_MODE_SETUP)
4843     {
4844       execSetupArtwork();
4845     }
4846     else        // GAME_MODE_LEVELS
4847     {
4848       SetGameStatus(GAME_MODE_MAIN);
4849
4850       DrawMainMenu();
4851     }
4852
4853     return;
4854   }
4855
4856   UnmapAllGadgets();
4857
4858   FreeScreenGadgets();
4859   CreateScreenGadgets();
4860
4861   if (game_status != game_status_last_screen)
4862     FadeMenuSoundsAndMusic();
4863
4864   FadeOut(fade_mask);
4865
4866   // needed if different viewport properties defined for this screen
4867   ChangeViewportPropertiesIfNeeded();
4868
4869   if (game_status == GAME_MODE_NAMES)
4870     SetMainBackgroundImage(IMG_BACKGROUND_NAMES);
4871   else if (game_status == GAME_MODE_LEVELNR)
4872     SetMainBackgroundImage(IMG_BACKGROUND_LEVELNR);
4873   else if (game_status == GAME_MODE_LEVELS)
4874     SetMainBackgroundImage(IMG_BACKGROUND_LEVELS);
4875   else if (game_status == GAME_MODE_SCORES)
4876     SetMainBackgroundImage(IMG_BACKGROUND_SCORES);
4877
4878   ClearField();
4879
4880   OpenDoor(GetDoorState() | DOOR_NO_DELAY | DOOR_FORCE_REDRAW);
4881
4882   // map gadgets for high score screen
4883   if (game_status == GAME_MODE_SCORES)
4884     MapScreenMenuGadgets(SCREEN_MASK_SCORES);
4885
4886   MapScreenTreeGadgets(*ti_ptr);
4887
4888   HandleChooseTree(0, 0, 0, 0, MB_MENU_INITIALIZE, ti_ptr);
4889
4890   DrawMaskedBorder(fade_mask);
4891
4892   if (game_status != game_status_last_screen)
4893     PlayMenuSoundsAndMusic();
4894
4895   FadeIn(fade_mask);
4896 }
4897
4898 static int getChooseTreeFont(TreeInfo *node, boolean active)
4899 {
4900   if (game_status == GAME_MODE_SCORES)
4901     return (active ? FONT_TEXT_1_ACTIVE : FONT_TEXT_1);
4902   else
4903     return MENU_CHOOSE_TREE_FONT(MENU_CHOOSE_TREE_COLOR(node, active));
4904 }
4905
4906 static void drawChooseTreeText(TreeInfo *ti, int y, boolean active)
4907 {
4908   int num_entries = numTreeInfoInGroup(ti);
4909   boolean scrollbar_needed = (num_entries > NUM_MENU_ENTRIES_ON_SCREEN);
4910   int scrollbar_xpos = SC_SCROLLBAR_XPOS + menu.scrollbar_xoffset;
4911   int screen_width = (scrollbar_needed ? scrollbar_xpos : SXSIZE);
4912   int first_entry = ti->cl_first;
4913   int entry_pos = first_entry + y;
4914   TreeInfo *node_first = getTreeInfoFirstGroupEntry(ti);
4915   TreeInfo *node = getTreeInfoFromPos(node_first, entry_pos);
4916   int font_nr = getChooseTreeFont(node, active);
4917   int font_xoffset = getFontDrawOffsetX(font_nr);
4918   int xpos = MENU_SCREEN_START_XPOS;
4919   int ypos = MENU_SCREEN_START_YPOS + y;
4920   int startdx = xpos * 32;
4921   int startdy = ypos * 32;
4922   int startx = amSX + startdx;
4923   int starty = amSY + startdy;
4924   int startx_text = startx + font_xoffset;
4925   int endx_text = amSX + screen_width;
4926   int max_text_size = endx_text - startx_text;
4927   int max_buffer_len = max_text_size / getFontWidth(font_nr);
4928   char buffer[max_buffer_len + 1];
4929
4930   if (game_status == GAME_MODE_SCORES && !node->parent_link)
4931   {
4932     int font_nr1 = (active ? FONT_TEXT_1_ACTIVE : FONT_TEXT_1);
4933     int font_nr2 = (active ? FONT_TEXT_2_ACTIVE : FONT_TEXT_2);
4934     int font_nr3 = (active ? FONT_TEXT_3_ACTIVE : FONT_TEXT_3);
4935     int font_nr4 = (active ? FONT_TEXT_4_ACTIVE : FONT_TEXT_4);
4936     int font_size_1 = getFontWidth(font_nr1);
4937     int font_size_3 = getFontWidth(font_nr3);
4938     int font_size_4 = getFontWidth(font_nr4);
4939     int text_size_1 = 4 * font_size_1;
4940     int text_size_4 = 5 * font_size_4;
4941     int border = amSX - SX + getFontDrawOffsetX(font_nr1);
4942     int dx1 = 0;
4943     int dx3 = text_size_1;
4944     int dx4 = screen_width - startdx - 2 * border - text_size_4;
4945     int num_dots = (dx4 - dx3) / font_size_3;
4946     int startx1 = startx + dx1;
4947     int startx3 = startx + dx3;
4948     int startx4 = startx + dx4;
4949     int pos = node->pos;
4950     char *pos_text = getHallOfFameRankText(pos, 3);
4951     int i;
4952
4953     DrawText(startx1, starty, pos_text, font_nr1);
4954
4955     for (i = 0; i < num_dots; i++)
4956       DrawText(startx3 + i * font_size_3, starty, ".", font_nr3);
4957
4958     if (!strEqual(scores.entry[pos].name, EMPTY_PLAYER_NAME))
4959       DrawText(startx3, starty, scores.entry[pos].name, font_nr2);
4960
4961     DrawText(startx4, starty, getHallOfFameScoreText(pos, 5), font_nr4);
4962   }
4963   else
4964   {
4965     strncpy(buffer, node->name, max_buffer_len);
4966     buffer[max_buffer_len] = '\0';
4967
4968     DrawText(startx, starty, buffer, font_nr);
4969   }
4970 }
4971
4972 static void drawChooseTreeHeadExt(int type, char *title_string)
4973 {
4974   int yoffset_sets = MENU_TITLE1_YPOS;
4975   int yoffset_setup = 16;
4976   int yoffset = (type == TREE_TYPE_SCORE_ENTRY ||
4977                  type == TREE_TYPE_LEVEL_DIR ||
4978                  type == TREE_TYPE_LEVEL_NR ? yoffset_sets : yoffset_setup);
4979
4980   DrawTextSCentered(mSY - SY + yoffset, FONT_TITLE_1, title_string);
4981 }
4982
4983 static void drawChooseTreeHead(TreeInfo *ti)
4984 {
4985   drawChooseTreeHeadExt(ti->type, ti->infotext);
4986 }
4987
4988 static void drawChooseTreeList(TreeInfo *ti)
4989 {
4990   int first_entry = ti->cl_first;
4991   int num_entries = numTreeInfoInGroup(ti);
4992   int num_page_entries = MIN(num_entries, NUM_MENU_ENTRIES_ON_SCREEN);
4993   int i;
4994
4995   clearMenuListArea();
4996
4997   for (i = 0; i < num_page_entries; i++)
4998   {
4999     TreeInfo *node, *node_first;
5000     int entry_pos = first_entry + i;
5001
5002     node_first = getTreeInfoFirstGroupEntry(ti);
5003     node = getTreeInfoFromPos(node_first, entry_pos);
5004
5005     drawChooseTreeText(ti, i, FALSE);
5006
5007     if (node->parent_link)
5008       initCursor(i, IMG_MENU_BUTTON_LEAVE_MENU);
5009     else if (node->level_group)
5010       initCursor(i, IMG_MENU_BUTTON_ENTER_MENU);
5011     else
5012       initCursor(i, IMG_MENU_BUTTON);
5013
5014     if (game_status == GAME_MODE_SCORES && node->pos == scores.last_added)
5015       initCursor(i, IMG_MENU_BUTTON_ENTER_MENU);
5016
5017     if (game_status == GAME_MODE_NAMES)
5018       drawChooseTreeEdit(i, FALSE);
5019   }
5020
5021   redraw_mask |= REDRAW_FIELD;
5022 }
5023
5024 static void drawChooseTreeInfo(TreeInfo *ti)
5025 {
5026   int entry_pos = ti->cl_first + ti->cl_cursor;
5027   int last_redraw_mask = redraw_mask;
5028   int ypos = MENU_TITLE2_YPOS;
5029   int font_nr = FONT_TITLE_2;
5030   int x;
5031
5032   if (ti->type == TREE_TYPE_LEVEL_NR)
5033     DrawTextFCentered(ypos, font_nr, leveldir_current->name);
5034
5035   if (ti->type == TREE_TYPE_SCORE_ENTRY)
5036     DrawTextFCentered(ypos, font_nr, "HighScores of Level %d",
5037                       scores.last_level_nr);
5038
5039   if (ti->type != TREE_TYPE_LEVEL_DIR)
5040     return;
5041
5042   TreeInfo *node_first = getTreeInfoFirstGroupEntry(ti);
5043   TreeInfo *node = getTreeInfoFromPos(node_first, entry_pos);
5044
5045   DrawBackgroundForFont(SX, SY + ypos, SXSIZE, getFontHeight(font_nr), font_nr);
5046
5047   if (node->parent_link)
5048     DrawTextFCentered(ypos, font_nr, "leave \"%s\"",
5049                       node->node_parent->name);
5050   else if (node->level_group)
5051     DrawTextFCentered(ypos, font_nr, "enter \"%s\"",
5052                       node->name);
5053   else if (ti->type == TREE_TYPE_LEVEL_DIR)
5054     DrawTextFCentered(ypos, font_nr, "%3d %s (%s)",
5055                       node->levels, (node->levels > 1 ? "levels" : "level"),
5056                       node->class_desc);
5057
5058   // let BackToFront() redraw only what is needed
5059   redraw_mask = last_redraw_mask;
5060   for (x = 0; x < SCR_FIELDX; x++)
5061     MarkTileDirty(x, 1);
5062 }
5063
5064 static void drawChooseTreeCursorAndText(TreeInfo *ti, boolean active)
5065 {
5066   drawChooseTreeCursor(ti->cl_cursor, active);
5067   drawChooseTreeText(ti, ti->cl_cursor, active);
5068 }
5069
5070 static void drawChooseTreeScreen(TreeInfo *ti)
5071 {
5072   drawChooseTreeHead(ti);
5073   drawChooseTreeList(ti);
5074   drawChooseTreeInfo(ti);
5075   drawChooseTreeCursorAndText(ti, TRUE);
5076
5077   AdjustChooseTreeScrollbar(ti, SCREEN_CTRL_ID_SCROLL_VERTICAL);
5078
5079   // scroll bar and buttons may just have been added after reloading scores
5080   if (game_status == GAME_MODE_SCORES)
5081     MapScreenTreeGadgets(ti);
5082 }
5083
5084 static void drawChooseTreeScreen_Scores_NotAvailable(void)
5085 {
5086   // dirty workaround to use spacing definitions from info screen
5087   info_mode = INFO_MODE_TITLE;
5088
5089   char *text_info = "HighScores of Level %d";
5090   char *text_title = "Score information:";
5091   char *text_error = "No scores for this level.";
5092   char *text_foot = "Press any key or button for main menu";
5093   int font_info = FONT_TITLE_2;
5094   int font_title = FONT_INITIAL_3;
5095   int font_error = FONT_INITIAL_4;
5096   int font_foot  = FONT_INITIAL_2;
5097   int spacing_title = menu.headline1_spacing_info[INFO_MODE_TITLE];
5098   int ystep_title = getMenuTextStep(spacing_title, font_title);
5099   int ystart1 = mSY - SY + MENU_SCREEN_INFO_YSTART1;
5100   int ystart2 = ystart1 + ystep_title;
5101   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
5102   int ystart0 = MENU_TITLE2_YPOS;
5103
5104   drawChooseTreeHeadExt(TREE_TYPE_SCORE_ENTRY, INFOTEXT_SCORE_ENTRY);
5105   DrawTextFCentered(ystart0, font_info, text_info, scores.last_level_nr);
5106
5107   DrawTextSCentered(ystart1, font_title, text_title);
5108   DrawTextSCentered(ystart2, font_error, text_error);
5109
5110   DrawTextSCentered(ybottom, font_foot, text_foot);
5111 }
5112
5113 static TreeInfo *setHallOfFameActiveEntry(TreeInfo **ti_ptr)
5114 {
5115   int score_pos = scores.last_added;
5116
5117   if (game_status_last_screen == GAME_MODE_SCOREINFO)
5118     score_pos = scores.last_entry_nr;
5119
5120   // set current tree entry to last added score entry
5121   *ti_ptr = getTreeInfoFromIdentifier(score_entries, i_to_a(score_pos));
5122
5123   // if that fails, set current tree entry to first entry (back link)
5124   if (*ti_ptr == NULL)
5125     *ti_ptr = score_entries->node_group;
5126
5127   int num_entries = numTreeInfoInGroup(*ti_ptr);
5128   int num_page_entries = MIN(num_entries, NUM_MENU_ENTRIES_ON_SCREEN);
5129   int pos_score = getPosFromTreeInfo(*ti_ptr);
5130   int pos_first_raw = pos_score - (num_page_entries + 1) / 2 + 1;
5131   int pos_first = MIN(MAX(0, pos_first_raw), num_entries - num_page_entries);
5132
5133   (*ti_ptr)->cl_first = pos_first;
5134   (*ti_ptr)->cl_cursor = pos_score - pos_first;
5135
5136   return *ti_ptr;
5137 }
5138
5139 static void HandleChooseTree(int mx, int my, int dx, int dy, int button,
5140                              TreeInfo **ti_ptr)
5141 {
5142   TreeInfo *ti = *ti_ptr;
5143   boolean has_scrollbar = screen_gadget[SCREEN_CTRL_ID_SCROLL_VERTICAL]->mapped;
5144   int mx_scrollbar = screen_gadget[SCREEN_CTRL_ID_SCROLL_VERTICAL]->x;
5145   int mx_right_border = (has_scrollbar ? mx_scrollbar : SX + SXSIZE);
5146   int sx1_edit_name = getChooseTreeEditXPos(POS_LEFT);
5147   int sx2_edit_name = getChooseTreeEditXPos(POS_RIGHT);
5148   int x = 0;
5149   int y = (ti != NULL ? ti->cl_cursor : 0);
5150   int step = (button == 1 ? 1 : button == 2 ? 5 : 10);
5151   int num_entries = numTreeInfoInGroup(ti);
5152   int num_page_entries = MIN(num_entries, NUM_MENU_ENTRIES_ON_SCREEN);
5153   boolean position_set_by_scrollbar = (dx == 999);
5154   boolean button_action = (button == MB_MENU_LEAVE || button == MB_MENU_CHOICE);
5155   boolean button_is_valid = (mx >= 0 && my >= 0);
5156   boolean button_screen_clicked = (button_action && button_is_valid);
5157
5158   if (game_status == GAME_MODE_SCORES)
5159   {
5160     if (server_scores.updated)
5161     {
5162       // reload scores, using updated server score cache file
5163       LoadLocalAndServerScore(scores.last_level_nr, FALSE);
5164
5165       server_scores.updated = FALSE;
5166
5167       DrawHallOfFame_setScoreEntries();
5168
5169       if (score_entries != NULL)
5170       {
5171         ti = setHallOfFameActiveEntry(ti_ptr);
5172
5173         if (button != MB_MENU_INITIALIZE)
5174           drawChooseTreeScreen(ti);
5175       }
5176     }
5177
5178     if (score_entries == NULL)
5179     {
5180       if (button == MB_MENU_INITIALIZE)
5181       {
5182         drawChooseTreeScreen_Scores_NotAvailable();
5183       }
5184       else if (button_screen_clicked)
5185       {
5186         PlaySound(SND_MENU_ITEM_SELECTING);
5187
5188         SetGameStatus(GAME_MODE_MAIN);
5189
5190         DrawMainMenu();
5191       }
5192
5193       return;
5194     }
5195   }
5196
5197   if (button == MB_MENU_INITIALIZE)
5198   {
5199     int num_entries = numTreeInfoInGroup(ti);
5200     int entry_pos = getPosFromTreeInfo(ti);
5201
5202     align_xoffset = getAlignXOffsetFromTreeInfo(ti);
5203     align_yoffset = getAlignYOffsetFromTreeInfo(ti);
5204
5205     if (game_status == GAME_MODE_SCORES)
5206     {
5207       ti = setHallOfFameActiveEntry(ti_ptr);
5208     }
5209     else if (ti->cl_first == -1)
5210     {
5211       // only on initialization
5212       ti->cl_first = MAX(0, entry_pos - num_page_entries + 1);
5213       ti->cl_cursor = entry_pos - ti->cl_first;
5214
5215     }
5216     else if (ti->cl_cursor >= num_page_entries ||
5217              (num_entries > num_page_entries &&
5218               num_entries - ti->cl_first < num_page_entries))
5219     {
5220       // only after change of list size (by custom graphic configuration)
5221       ti->cl_first = MAX(0, entry_pos - num_page_entries + 1);
5222       ti->cl_cursor = entry_pos - ti->cl_first;
5223     }
5224
5225     if (position_set_by_scrollbar)
5226       ti->cl_first = dy;
5227
5228     drawChooseTreeScreen(ti);
5229
5230     return;
5231   }
5232   else if (button == MB_MENU_LEAVE)
5233   {
5234     if (game_status != GAME_MODE_SCORES)
5235       FadeSetLeaveMenu();
5236
5237     PlaySound(SND_MENU_ITEM_SELECTING);
5238
5239     if (ti->node_parent)
5240     {
5241       *ti_ptr = ti->node_parent;
5242       DrawChooseTree(ti_ptr);
5243     }
5244     else if (game_status == GAME_MODE_SETUP)
5245     {
5246       if (setup_mode == SETUP_MODE_CHOOSE_SCORES_TYPE ||
5247           setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED ||
5248           setup_mode == SETUP_MODE_CHOOSE_SCROLL_DELAY ||
5249           setup_mode == SETUP_MODE_CHOOSE_SNAPSHOT_MODE)
5250         execSetupGame();
5251       else if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE ||
5252                setup_mode == SETUP_MODE_CHOOSE_SCALING_TYPE ||
5253                setup_mode == SETUP_MODE_CHOOSE_RENDERING ||
5254                setup_mode == SETUP_MODE_CHOOSE_VSYNC)
5255         execSetupGraphics();
5256       else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_SIMPLE ||
5257                setup_mode == SETUP_MODE_CHOOSE_VOLUME_LOOPS ||
5258                setup_mode == SETUP_MODE_CHOOSE_VOLUME_MUSIC)
5259         execSetupSound();
5260       else if (setup_mode == SETUP_MODE_CHOOSE_TOUCH_CONTROL ||
5261                setup_mode == SETUP_MODE_CHOOSE_MOVE_DISTANCE ||
5262                setup_mode == SETUP_MODE_CHOOSE_DROP_DISTANCE ||
5263                setup_mode == SETUP_MODE_CHOOSE_TRANSPARENCY ||
5264                setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_0 ||
5265                setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_0 ||
5266                setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_1 ||
5267                setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_1)
5268         execSetupTouch();
5269       else
5270         execSetupArtwork();
5271     }
5272     else
5273     {
5274       if (game_status == GAME_MODE_LEVELNR)
5275       {
5276         int new_level_nr = atoi(level_number_current->identifier);
5277
5278         HandleMainMenu_SelectLevel(0, 0, new_level_nr);
5279       }
5280
5281       SetGameStatus(GAME_MODE_MAIN);
5282
5283       DrawMainMenu();
5284     }
5285
5286     return;
5287   }
5288
5289   if (mx || my)         // mouse input
5290   {
5291     x = (mx - amSX) / 32;
5292     y = (my - amSY) / 32 - MENU_SCREEN_START_YPOS;
5293
5294     if (game_status == GAME_MODE_NAMES)
5295       drawChooseTreeEdit(ti->cl_cursor, FALSE);
5296   }
5297   else if (dx || dy)    // keyboard or scrollbar/scrollbutton input
5298   {
5299     // move cursor instead of scrolling when already at start/end of list
5300     if (dy == -1 * SCROLL_LINE && ti->cl_first == 0)
5301       dy = -1;
5302     else if (dy == +1 * SCROLL_LINE &&
5303              ti->cl_first + num_page_entries == num_entries)
5304       dy = 1;
5305
5306     // handle scrolling screen one line or page
5307     if (ti->cl_cursor + dy < 0 ||
5308         ti->cl_cursor + dy > num_page_entries - 1)
5309     {
5310       boolean redraw = FALSE;
5311
5312       if (ABS(dy) == SCROLL_PAGE)
5313         step = num_page_entries - 1;
5314
5315       if (dy < 0 && ti->cl_first > 0)
5316       {
5317         // scroll page/line up
5318
5319         ti->cl_first -= step;
5320         if (ti->cl_first < 0)
5321           ti->cl_first = 0;
5322
5323         redraw = TRUE;
5324       }
5325       else if (dy > 0 && ti->cl_first + num_page_entries < num_entries)
5326       {
5327         // scroll page/line down
5328
5329         ti->cl_first += step;
5330         if (ti->cl_first + num_page_entries > num_entries)
5331           ti->cl_first = MAX(0, num_entries - num_page_entries);
5332
5333         redraw = TRUE;
5334       }
5335
5336       if (redraw)
5337         drawChooseTreeScreen(ti);
5338
5339       return;
5340     }
5341
5342     // handle moving cursor one line
5343     y = ti->cl_cursor + dy;
5344   }
5345
5346   if (game_status == GAME_MODE_SCORES && ABS(dx) == 1)
5347   {
5348     HandleHallOfFame_SelectLevel(1, dx);
5349
5350     return;
5351   }
5352   else if (dx == 1)
5353   {
5354     TreeInfo *node_first, *node_cursor;
5355     int entry_pos = ti->cl_first + y;
5356
5357     node_first = getTreeInfoFirstGroupEntry(ti);
5358     node_cursor = getTreeInfoFromPos(node_first, entry_pos);
5359
5360     if (node_cursor->node_group)
5361     {
5362       FadeSetEnterMenu();
5363
5364       PlaySound(SND_MENU_ITEM_SELECTING);
5365
5366       node_cursor->cl_first = ti->cl_first;
5367       node_cursor->cl_cursor = ti->cl_cursor;
5368       *ti_ptr = node_cursor->node_group;
5369       DrawChooseTree(ti_ptr);
5370
5371       return;
5372     }
5373   }
5374   else if (dx == -1 && ti->node_parent)
5375   {
5376     FadeSetLeaveMenu();
5377
5378     PlaySound(SND_MENU_ITEM_SELECTING);
5379
5380     *ti_ptr = ti->node_parent;
5381     DrawChooseTree(ti_ptr);
5382
5383     return;
5384   }
5385
5386   if (!anyScrollbarGadgetActive() &&
5387       IN_VIS_MENU(x, y) &&
5388       mx < mx_right_border &&
5389       y >= 0 && y < num_page_entries)
5390   {
5391     if (button)
5392     {
5393       if (game_status == GAME_MODE_NAMES)
5394       {
5395         if (mx >= sx1_edit_name && mx <= sx2_edit_name)
5396           drawChooseTreeEdit(y, TRUE);
5397       }
5398
5399       if (y != ti->cl_cursor)
5400       {
5401         PlaySound(SND_MENU_ITEM_ACTIVATING);
5402
5403         drawChooseTreeCursorAndText(ti, FALSE);
5404
5405         ti->cl_cursor = y;
5406
5407         drawChooseTreeCursorAndText(ti, TRUE);
5408
5409         drawChooseTreeInfo(ti);
5410       }
5411       else if (dx < 0)
5412       {
5413         if (game_status == GAME_MODE_SETUP)
5414         {
5415           if (setup_mode == SETUP_MODE_CHOOSE_SCORES_TYPE ||
5416               setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED ||
5417               setup_mode == SETUP_MODE_CHOOSE_SCROLL_DELAY ||
5418               setup_mode == SETUP_MODE_CHOOSE_SNAPSHOT_MODE)
5419             execSetupGame();
5420           else if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE ||
5421                    setup_mode == SETUP_MODE_CHOOSE_SCALING_TYPE ||
5422                    setup_mode == SETUP_MODE_CHOOSE_RENDERING ||
5423                    setup_mode == SETUP_MODE_CHOOSE_VSYNC)
5424             execSetupGraphics();
5425           else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_SIMPLE ||
5426                    setup_mode == SETUP_MODE_CHOOSE_VOLUME_LOOPS ||
5427                    setup_mode == SETUP_MODE_CHOOSE_VOLUME_MUSIC)
5428             execSetupSound();
5429           else if (setup_mode == SETUP_MODE_CHOOSE_TOUCH_CONTROL ||
5430                    setup_mode == SETUP_MODE_CHOOSE_MOVE_DISTANCE ||
5431                    setup_mode == SETUP_MODE_CHOOSE_DROP_DISTANCE ||
5432                    setup_mode == SETUP_MODE_CHOOSE_TRANSPARENCY ||
5433                    setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_0 ||
5434                    setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_0 ||
5435                    setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_1 ||
5436                    setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_1)
5437             execSetupTouch();
5438           else
5439             execSetupArtwork();
5440         }
5441       }
5442     }
5443     else
5444     {
5445       TreeInfo *node_first, *node_cursor;
5446       int entry_pos = ti->cl_first + y;
5447
5448       PlaySound(SND_MENU_ITEM_SELECTING);
5449
5450       node_first = getTreeInfoFirstGroupEntry(ti);
5451       node_cursor = getTreeInfoFromPos(node_first, entry_pos);
5452
5453       if (node_cursor->node_group)
5454       {
5455         FadeSetEnterMenu();
5456
5457         node_cursor->cl_first = ti->cl_first;
5458         node_cursor->cl_cursor = ti->cl_cursor;
5459         *ti_ptr = node_cursor->node_group;
5460         DrawChooseTree(ti_ptr);
5461       }
5462       else if (node_cursor->parent_link)
5463       {
5464         if (game_status != GAME_MODE_SCORES)
5465           FadeSetLeaveMenu();
5466
5467         *ti_ptr = node_cursor->node_parent;
5468         DrawChooseTree(ti_ptr);
5469       }
5470       else
5471       {
5472         if (game_status != GAME_MODE_SCORES)
5473           FadeSetEnterMenu();
5474
5475         node_cursor->cl_first = ti->cl_first;
5476         node_cursor->cl_cursor = ti->cl_cursor;
5477         *ti_ptr = node_cursor;
5478
5479         if (ti->type == TREE_TYPE_LEVEL_DIR)
5480         {
5481           LoadLevelSetup_SeriesInfo();
5482
5483           SaveLevelSetup_LastSeries();
5484           SaveLevelSetup_SeriesInfo();
5485           TapeErase();
5486         }
5487
5488         if (game_status == GAME_MODE_SETUP)
5489         {
5490           if (setup_mode == SETUP_MODE_CHOOSE_SCORES_TYPE ||
5491               setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED ||
5492               setup_mode == SETUP_MODE_CHOOSE_SCROLL_DELAY ||
5493               setup_mode == SETUP_MODE_CHOOSE_SNAPSHOT_MODE)
5494             execSetupGame();
5495           else if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE ||
5496                    setup_mode == SETUP_MODE_CHOOSE_SCALING_TYPE ||
5497                    setup_mode == SETUP_MODE_CHOOSE_RENDERING ||
5498                    setup_mode == SETUP_MODE_CHOOSE_VSYNC)
5499             execSetupGraphics();
5500           else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_SIMPLE ||
5501                    setup_mode == SETUP_MODE_CHOOSE_VOLUME_LOOPS ||
5502                    setup_mode == SETUP_MODE_CHOOSE_VOLUME_MUSIC)
5503             execSetupSound();
5504           else if (setup_mode == SETUP_MODE_CHOOSE_TOUCH_CONTROL ||
5505                    setup_mode == SETUP_MODE_CHOOSE_MOVE_DISTANCE ||
5506                    setup_mode == SETUP_MODE_CHOOSE_DROP_DISTANCE ||
5507                    setup_mode == SETUP_MODE_CHOOSE_TRANSPARENCY ||
5508                    setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_0 ||
5509                    setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_0 ||
5510                    setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_1 ||
5511                    setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_1)
5512             execSetupTouch();
5513           else
5514             execSetupArtwork();
5515         }
5516         else
5517         {
5518           if (game_status == GAME_MODE_LEVELNR)
5519           {
5520             int new_level_nr = atoi(level_number_current->identifier);
5521
5522             HandleMainMenu_SelectLevel(0, 0, new_level_nr);
5523           }
5524           else if (game_status == GAME_MODE_LEVELS)
5525           {
5526             // store level set if chosen from "last played level set" menu
5527             StoreLastPlayedLevels(leveldir_current);
5528           }
5529           else if (game_status == GAME_MODE_NAMES)
5530           {
5531             if (mx >= sx1_edit_name && mx <= sx2_edit_name)
5532             {
5533               SetGameStatus(GAME_MODE_PSEUDO_TYPENAMES);
5534
5535               DrawTypeName();
5536
5537               return;
5538             }
5539
5540             // change active user to selected user
5541             user.nr = entry_pos;
5542
5543             // save number of new active user
5544             SaveUserSetup();
5545
5546             // load setup of new active user
5547             LoadSetup();
5548
5549             // load last level set of new active user
5550             LoadLevelSetup_LastSeries();
5551             LoadLevelSetup_SeriesInfo();
5552
5553             // update list of last played level sets
5554             UpdateLastPlayedLevels_TreeInfo();
5555
5556             TapeErase();
5557
5558             ToggleFullscreenIfNeeded();
5559             ChangeWindowScalingIfNeeded();
5560
5561             ChangeCurrentArtworkIfNeeded(ARTWORK_TYPE_GRAPHICS);
5562             ChangeCurrentArtworkIfNeeded(ARTWORK_TYPE_SOUNDS);
5563             ChangeCurrentArtworkIfNeeded(ARTWORK_TYPE_MUSIC);
5564           }
5565           else if (game_status == GAME_MODE_SCORES)
5566           {
5567             if (game_status_last_screen == GAME_MODE_PLAYING &&
5568                 setup.auto_play_next_level && setup.increment_levels &&
5569                 scores.last_level_nr < leveldir_current->last_level &&
5570                 !network_playing)
5571             {
5572               StartGameActions(network.enabled, setup.autorecord,
5573                                level.random_seed);
5574               return;
5575             }
5576             else
5577             {
5578               SetGameStatus(GAME_MODE_SCOREINFO);
5579
5580               DrawScoreInfo(node_cursor->pos);
5581
5582               return;
5583             }
5584           }
5585
5586           SetGameStatus(GAME_MODE_MAIN);
5587
5588           DrawMainMenu();
5589         }
5590       }
5591     }
5592   }
5593
5594   if (game_status == GAME_MODE_SCORES)
5595     PlayMenuSoundIfLoop();
5596 }
5597
5598 void DrawChoosePlayerName(void)
5599 {
5600   int i;
5601
5602   if (player_name != NULL)
5603   {
5604     freeTreeInfo(player_name);
5605
5606     player_name = NULL;
5607   }
5608
5609   for (i = 0; i < MAX_PLAYER_NAMES; i++)
5610   {
5611     TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_PLAYER_NAME);
5612     char identifier[32], name[MAX_PLAYER_NAME_LEN + 1];
5613     int value = i;
5614
5615     ti->node_top = &player_name;
5616     ti->sort_priority = 10000 + value;
5617     ti->color = getPlayerNameColor(global.user_names[i]);
5618
5619     snprintf(identifier, sizeof(identifier), "%d", value);
5620     snprintf(name, sizeof(name), "%s", global.user_names[i]);
5621
5622     setString(&ti->identifier, identifier);
5623     setString(&ti->name, name);
5624     setString(&ti->name_sorting, name);
5625
5626     pushTreeInfo(&player_name, ti);
5627   }
5628
5629   // sort player entries by player number
5630   sortTreeInfo(&player_name);
5631
5632   // set current player entry to selected player entry
5633   player_name_current =
5634     getTreeInfoFromIdentifier(player_name, i_to_a(user.nr));
5635
5636   // if that fails, set current player name to first available name
5637   if (player_name_current == NULL)
5638     player_name_current = player_name;
5639
5640   DrawChooseTree(&player_name_current);
5641 }
5642
5643 void HandleChoosePlayerName(int mx, int my, int dx, int dy, int button)
5644 {
5645   HandleChooseTree(mx, my, dx, dy, button, &player_name_current);
5646 }
5647
5648 void DrawChooseLevelSet(void)
5649 {
5650   DrawChooseTree(&leveldir_current);
5651 }
5652
5653 void HandleChooseLevelSet(int mx, int my, int dx, int dy, int button)
5654 {
5655   HandleChooseTree(mx, my, dx, dy, button, &leveldir_current);
5656 }
5657
5658 void DrawChooseLevelNr(void)
5659 {
5660   int i;
5661
5662   if (level_number != NULL)
5663   {
5664     freeTreeInfo(level_number);
5665
5666     level_number = NULL;
5667   }
5668
5669   for (i = leveldir_current->first_level; i <= leveldir_current->last_level;i++)
5670   {
5671     TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_LEVEL_NR);
5672     char identifier[32], name[64];
5673     int value = i;
5674
5675     // temporarily load level info to get level name
5676     LoadLevelInfoOnly(i);
5677
5678     ti->node_top = &level_number;
5679     ti->sort_priority = 10000 + value;
5680     ti->color = (level.no_level_file ? FC_BLUE :
5681                  LevelStats_getSolved(i) ? FC_GREEN :
5682                  LevelStats_getPlayed(i) ? FC_YELLOW : FC_RED);
5683
5684     snprintf(identifier, sizeof(identifier), "%d", value);
5685     snprintf(name, sizeof(name), "%03d: %s", value,
5686              (level.no_level_file ? "(no file)" : level.name));
5687
5688     setString(&ti->identifier, identifier);
5689     setString(&ti->name, name);
5690     setString(&ti->name_sorting, name);
5691
5692     pushTreeInfo(&level_number, ti);
5693   }
5694
5695   // sort level number values to start with lowest level number
5696   sortTreeInfo(&level_number);
5697
5698   // set current level number to current level number
5699   level_number_current =
5700     getTreeInfoFromIdentifier(level_number, i_to_a(level_nr));
5701
5702   // if that also fails, set current level number to first available level
5703   if (level_number_current == NULL)
5704     level_number_current = level_number;
5705
5706   DrawChooseTree(&level_number_current);
5707 }
5708
5709 void HandleChooseLevelNr(int mx, int my, int dx, int dy, int button)
5710 {
5711   HandleChooseTree(mx, my, dx, dy, button, &level_number_current);
5712 }
5713
5714 static void DrawHallOfFame_setScoreEntries(void)
5715 {
5716   int score_pos = (scores.last_added >= 0 ? scores.last_added : 0);
5717   int i;
5718
5719   if (score_entries != NULL)
5720   {
5721     freeTreeInfo(score_entries);
5722
5723     score_entries = NULL;
5724   }
5725
5726   for (i = 0; i < MAX_SCORE_ENTRIES; i++)
5727   {
5728     // do not add empty score entries
5729     if (scores.entry[i].score == 0 &&
5730         scores.entry[i].time == 0)
5731       break;
5732
5733     TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_SCORE_ENTRY);
5734     char identifier[32], name[64];
5735     int value = i;
5736
5737     ti->node_top = &score_entries;
5738     ti->sort_priority = 10000 + value;
5739     ti->color = FC_YELLOW;
5740     ti->pos = i;
5741
5742     snprintf(identifier, sizeof(identifier), "%d", value);
5743     snprintf(name, sizeof(name), "%03d.", value + 1);
5744
5745     setString(&ti->identifier, identifier);
5746     setString(&ti->name, name);
5747     setString(&ti->name_sorting, name);
5748
5749     pushTreeInfo(&score_entries, ti);
5750   }
5751
5752   // sort score entries to start with highest score entry
5753   sortTreeInfo(&score_entries);
5754
5755   // add top tree node to create back link to main menu
5756   score_entries = addTopTreeInfoNode(score_entries);
5757
5758   // set current score entry to last added or highest score entry
5759   score_entry_current =
5760     getTreeInfoFromIdentifier(score_entries, i_to_a(score_pos));
5761
5762   // if that fails, set current score entry to first valid score entry
5763   if (score_entry_current == NULL)
5764     score_entry_current = getFirstValidTreeInfoEntry(score_entries);
5765
5766   // ("score_entries" and "score_entry_current" may be NULL here)
5767 }
5768
5769 void DrawHallOfFame(int level_nr)
5770 {
5771   scores.last_level_nr = level_nr;
5772
5773   // (this is needed when called from GameEnd() after winning a game)
5774   KeyboardAutoRepeatOn();
5775
5776   // (this is needed when called from GameEnd() after winning a game)
5777   SetDrawDeactivationMask(REDRAW_NONE);
5778   SetDrawBackgroundMask(REDRAW_FIELD);
5779
5780   LoadLocalAndServerScore(level_nr, TRUE);
5781
5782   DrawHallOfFame_setScoreEntries();
5783
5784   if (scores.last_added >= 0)
5785     SetAnimStatus(GAME_MODE_PSEUDO_SCORESNEW);
5786
5787   FadeSetEnterScreen();
5788
5789   DrawChooseTree(&score_entry_current);
5790 }
5791
5792 static char *getHallOfFameRankText(int nr, int size)
5793 {
5794   static char rank_text[10];
5795   boolean forced = (scores.force_last_added && nr == scores.last_added);
5796   char *rank_text_raw = (forced ? "???" : int2str(nr + 1, size));
5797
5798   sprintf(rank_text, "%s%s", rank_text_raw, (size > 0 || !forced ? "." : ""));
5799
5800   return rank_text;
5801 }
5802
5803 static char *getHallOfFameTimeText(int nr)
5804 {
5805   static char score_text[10];
5806   int time_seconds = scores.entry[nr].time / FRAMES_PER_SECOND;
5807   int mm = (time_seconds / 60) % 60;
5808   int ss = (time_seconds % 60);
5809
5810   sprintf(score_text, "%02d:%02d", mm, ss);     // show playing time
5811
5812   return score_text;
5813 }
5814
5815 static char *getHallOfFameScoreText(int nr, int size)
5816 {
5817   if (!level.rate_time_over_score)
5818     return int2str(scores.entry[nr].score, size);       // show normal score
5819   else if (level.use_step_counter)
5820     return int2str(scores.entry[nr].time, size);        // show number of steps
5821   else
5822     return getHallOfFameTimeText(nr);                   // show playing time
5823 }
5824
5825 static void HandleHallOfFame_SelectLevel(int step, int direction)
5826 {
5827   int old_level_nr = scores.last_level_nr;
5828   int new_level_nr = old_level_nr + step * direction;
5829
5830   if (new_level_nr < leveldir_current->first_level)
5831     new_level_nr = leveldir_current->first_level;
5832   if (new_level_nr > leveldir_current->last_level)
5833     new_level_nr = leveldir_current->last_level;
5834
5835   if (setup.handicap && new_level_nr > leveldir_current->handicap_level)
5836     new_level_nr = leveldir_current->handicap_level;
5837
5838   if (new_level_nr != old_level_nr)
5839   {
5840     PlaySound(SND_MENU_ITEM_SELECTING);
5841
5842     scores.last_level_nr = level_nr = new_level_nr;
5843
5844     LoadLevel(level_nr);
5845     LoadLocalAndServerScore(level_nr, TRUE);
5846
5847     DrawHallOfFame_setScoreEntries();
5848
5849     if (game_status == GAME_MODE_SCORES)
5850     {
5851       // force remapping optional gadgets (especially scroll bar)
5852       UnmapScreenTreeGadgets();
5853
5854       // redraw complete high score screen, as sub-title has changed
5855       ClearField();
5856
5857       // redraw level selection buttons (which have just been erased)
5858       RedrawScreenMenuGadgets(SCREEN_MASK_SCORES);
5859
5860       HandleChooseTree(0, 0, 0, 0, MB_MENU_INITIALIZE, &score_entry_current);
5861     }
5862     else
5863     {
5864       scores.last_entry_nr = 0;
5865
5866       DrawScoreInfo_Content(scores.last_entry_nr);
5867     }
5868
5869     SaveLevelSetup_SeriesInfo();
5870   }
5871 }
5872
5873 void HandleHallOfFame(int mx, int my, int dx, int dy, int button)
5874 {
5875   HandleChooseTree(mx, my, dx, dy, button, &score_entry_current);
5876 }
5877
5878 static void DrawScoreInfo_Content(int entry_nr)
5879 {
5880   struct ScoreEntry *entry = &scores.entry[entry_nr];
5881   char *pos_text = getHallOfFameRankText(entry_nr, 0);
5882   int font_title = MENU_INFO_FONT_TITLE;
5883   int font_head  = MENU_INFO_FONT_HEAD;
5884   int font_text  = MENU_INFO_FONT_TEXT;
5885   int font_foot  = MENU_INFO_FONT_FOOT;
5886   int spacing_title = menu.headline1_spacing[GAME_MODE_SCOREINFO];
5887   int spacing_para  = menu.paragraph_spacing[GAME_MODE_SCOREINFO];
5888   int spacing_line  = menu.line_spacing[GAME_MODE_SCOREINFO];
5889   int xstep = getFontWidth(font_text);
5890   int ystep_title = getMenuTextStep(spacing_title, font_title);
5891   int ystep_para  = getMenuTextStep(spacing_para,  font_text);
5892   int ystep_line  = getMenuTextStep(spacing_line,  font_text);
5893   int ystart  = mSY - SY + menu.top_spacing[GAME_MODE_SCOREINFO];
5894   int ybottom = mSY - SY + SYSIZE - menu.bottom_spacing[GAME_MODE_SCOREINFO];
5895   int xstart1 = mSX - SX + 2 * xstep;
5896   int xstart2 = mSX - SX + 13 * xstep;
5897   int button_x = SX + xstart1;
5898   int button_y1, button_y2;
5899   int font_width = getFontWidth(font_text);
5900   int font_height = getFontHeight(font_text);
5901   int pad_left = xstart2;
5902   int pad_right = MENU_SCREEN_INFO_SPACE_RIGHT;
5903   int max_chars_per_line = (SXSIZE - pad_left - pad_right) / font_width;
5904   int max_lines_per_text = 5;
5905   int lines;
5906
5907   ClearField();
5908
5909   // redraw score selection buttons (which have just been erased)
5910   RedrawScreenMenuGadgets(SCREEN_MASK_SCORES);
5911
5912   if (score_entries == NULL)
5913   {
5914     drawChooseTreeScreen_Scores_NotAvailable();
5915
5916     return;
5917   }
5918
5919   drawChooseTreeHead(score_entries);
5920   drawChooseTreeInfo(score_entries);
5921
5922   DrawTextSCentered(ystart, font_title, "Score Information:");
5923   ystart += ystep_title;
5924
5925   DrawTextF(xstart1, ystart, font_head, "Level Set");
5926   lines = DrawTextBufferS(xstart2, ystart, leveldir_current->name, font_text,
5927                           max_chars_per_line, -1, max_lines_per_text, 0, -1,
5928                           TRUE, FALSE, FALSE);
5929   ystart += ystep_line + (lines > 0 ? lines - 1 : 0) * font_height;
5930
5931   DrawTextF(xstart1, ystart, font_head, "Level");
5932   lines = DrawTextBufferS(xstart2, ystart, level.name, font_text,
5933                           max_chars_per_line, -1, max_lines_per_text, 0, -1,
5934                           TRUE, FALSE, FALSE);
5935   ystart += ystep_para + (lines > 0 ? lines - 1 : 0) * font_height;
5936
5937   button_y1 = SY + ystart;
5938   ystart += graphic_info[IMG_MENU_BUTTON_PREV_SCORE].height;
5939
5940   DrawTextF(xstart1, ystart, font_head, "Rank");
5941   DrawTextF(xstart2, ystart, font_text, pos_text);
5942   ystart += ystep_line;
5943
5944   DrawTextF(xstart1, ystart, font_head, "Player");
5945   DrawTextF(xstart2, ystart, font_text, entry->name);
5946   ystart += ystep_line;
5947
5948   if (level.use_step_counter)
5949   {
5950     DrawTextF(xstart1, ystart, font_head, "Steps");
5951     DrawTextF(xstart2, ystart, font_text, int2str(entry->time, 5));
5952     ystart += ystep_line;
5953   }
5954   else
5955   {
5956     DrawTextF(xstart1, ystart, font_head, "Time");
5957     DrawTextF(xstart2, ystart, font_text, getHallOfFameTimeText(entry_nr));
5958     ystart += ystep_line;
5959   }
5960
5961   if (!level.rate_time_over_score || entry->score > 0)
5962   {
5963     DrawTextF(xstart1, ystart, font_head, "Score");
5964     DrawTextF(xstart2, ystart, font_text, int2str(entry->score, 5));
5965     ystart += ystep_line;
5966   }
5967
5968   ystart += ystep_line;
5969
5970   DrawTextF(xstart1, ystart, font_head, "Tape Date");
5971   DrawTextF(xstart2, ystart, font_text, entry->tape_date);
5972   ystart += ystep_line;
5973
5974   DrawTextF(xstart1, ystart, font_head, "Platform");
5975   DrawTextF(xstart2, ystart, font_text, entry->platform);
5976   ystart += ystep_line;
5977
5978   DrawTextF(xstart1, ystart, font_head, "Version");
5979   DrawTextF(xstart2, ystart, font_text, entry->version);
5980   ystart += ystep_line;
5981
5982   DrawTextF(xstart1, ystart, font_head, "Country");
5983   lines = DrawTextBufferS(xstart2, ystart, entry->country_name, font_text,
5984                           max_chars_per_line, -1, max_lines_per_text, 0, -1,
5985                           TRUE, FALSE, FALSE);
5986   ystart += ystep_line;
5987
5988   button_y2 = SY + ystart;
5989
5990   DrawTextSCentered(ybottom, font_foot, "Press any key or button to go back");
5991
5992   AdjustScoreInfoButtons(button_x, button_y1, button_y2);
5993 }
5994
5995 static void DrawScoreInfo(int entry_nr)
5996 {
5997   scores.last_entry_nr = entry_nr;
5998
5999   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_SCOREINFO);
6000
6001   UnmapAllGadgets();
6002
6003   FadeOut(REDRAW_FIELD);
6004
6005   DrawScoreInfo_Content(entry_nr);
6006
6007   // map gadgets for score info screen
6008   MapScreenMenuGadgets(SCREEN_MASK_SCORES_INFO);
6009
6010   FadeIn(REDRAW_FIELD);
6011 }
6012
6013 static void HandleScoreInfo_SelectScore(int step, int direction)
6014 {
6015   int old_entry_nr = scores.last_entry_nr;
6016   int new_entry_nr = old_entry_nr + step * direction;
6017   int num_nodes = numTreeInfoInGroup(score_entry_current);
6018   int num_entries = num_nodes - 1;      // score nodes only, without back link
6019
6020   if (new_entry_nr < 0)
6021     new_entry_nr = 0;
6022   if (new_entry_nr > num_entries - 1)
6023     new_entry_nr = num_entries - 1;
6024
6025   if (new_entry_nr != old_entry_nr)
6026   {
6027     scores.last_entry_nr = new_entry_nr;
6028
6029     DrawScoreInfo_Content(new_entry_nr);
6030   }
6031 }
6032
6033 void HandleScoreInfo(int mx, int my, int dx, int dy, int button)
6034 {
6035   boolean button_action = (button == MB_MENU_LEAVE || button == MB_MENU_CHOICE);
6036   boolean button_is_valid = (mx >= 0 && my >= 0);
6037   boolean button_screen_clicked = (button_action && button_is_valid);
6038
6039   if (server_scores.updated)
6040   {
6041     // reload scores, using updated server score cache file
6042     LoadLocalAndServerScore(scores.last_level_nr, FALSE);
6043
6044     server_scores.updated = FALSE;
6045
6046     DrawHallOfFame_setScoreEntries();
6047
6048     DrawScoreInfo_Content(scores.last_entry_nr);
6049   }
6050
6051   if (button_screen_clicked)
6052   {
6053     PlaySound(SND_MENU_ITEM_SELECTING);
6054
6055     SetGameStatus(GAME_MODE_SCORES);
6056
6057     DrawHallOfFame(level_nr);
6058   }
6059   else if (dx)
6060   {
6061     HandleHallOfFame_SelectLevel(1, SIGN(dx) * (ABS(dx) > 1 ? 10 : 1));
6062   }
6063   else if (dy)
6064   {
6065     HandleScoreInfo_SelectScore(1, SIGN(dy) * (ABS(dy) > 1 ? 10 : 1));
6066   }
6067 }
6068
6069
6070 // ============================================================================
6071 // setup screen functions
6072 // ============================================================================
6073
6074 static struct TokenInfo *setup_info;
6075 static int num_setup_info;      // number of setup entries shown on screen
6076 static int max_setup_info;      // total number of setup entries in list
6077
6078 static char *window_size_text;
6079 static char *scaling_type_text;
6080 static char *rendering_mode_text;
6081 static char *vsync_mode_text;
6082 static char *scroll_delay_text;
6083 static char *snapshot_mode_text;
6084 static char *game_speed_text;
6085 static char *scores_type_text;
6086 static char *network_server_text;
6087 static char *graphics_set_name;
6088 static char *sounds_set_name;
6089 static char *music_set_name;
6090 static char *volume_simple_text;
6091 static char *volume_loops_text;
6092 static char *volume_music_text;
6093 static char *touch_controls_text;
6094 static char *move_distance_text;
6095 static char *drop_distance_text;
6096 static char *transparency_text;
6097 static char *grid_size_text[2][2];
6098
6099 static void execSetupMain(void)
6100 {
6101   setup_mode = SETUP_MODE_MAIN;
6102
6103   DrawSetupScreen();
6104 }
6105
6106 static void execSetupGame_setScoresType(void)
6107 {
6108   if (scores_types == NULL)
6109   {
6110     int i;
6111
6112     for (i = 0; scores_types_list[i].value != NULL; i++)
6113     {
6114       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6115       char identifier[32], name[32];
6116       char *value = scores_types_list[i].value;
6117       char *text = scores_types_list[i].text;
6118
6119       ti->node_top = &scores_types;
6120       ti->sort_priority = i;
6121
6122       sprintf(identifier, "%s", value);
6123       sprintf(name, "%s", text);
6124
6125       setString(&ti->identifier, identifier);
6126       setString(&ti->name, name);
6127       setString(&ti->name_sorting, name);
6128       setString(&ti->infotext, STR_SETUP_CHOOSE_SCORES_TYPE);
6129
6130       pushTreeInfo(&scores_types, ti);
6131     }
6132
6133     // sort scores type values to start with lowest scores type value
6134     sortTreeInfo(&scores_types);
6135
6136     // set current scores type value to configured scores type value
6137     scores_type_current =
6138       getTreeInfoFromIdentifier(scores_types, setup.scores_in_highscore_list);
6139
6140     // if that fails, set current scores type to reliable default value
6141     if (scores_type_current == NULL)
6142       scores_type_current =
6143         getTreeInfoFromIdentifier(scores_types, STR_SCORES_TYPE_DEFAULT);
6144
6145     // if that also fails, set current scores type to first available value
6146     if (scores_type_current == NULL)
6147       scores_type_current = scores_types;
6148   }
6149
6150   setup.scores_in_highscore_list = scores_type_current->identifier;
6151
6152   // needed for displaying scores type text instead of identifier
6153   scores_type_text = scores_type_current->name;
6154 }
6155
6156 static void execSetupGame_setGameSpeeds(boolean update_value)
6157 {
6158   if (setup.game_speed_extended)
6159   {
6160     game_speeds_list = game_speeds_list_extended;
6161     game_speeds      = game_speeds_extended;
6162   }
6163   else
6164   {
6165     game_speeds_list = game_speeds_list_normal;
6166     game_speeds      = game_speeds_normal;
6167   }
6168
6169   if (game_speeds == NULL)
6170   {
6171     int i;
6172
6173     for (i = 0; game_speeds_list[i].value != -1; i++)
6174     {
6175       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6176       char identifier[32], name[32];
6177       int value = game_speeds_list[i].value;
6178       char *text = game_speeds_list[i].text;
6179
6180       ti->node_top = &game_speeds;
6181       ti->sort_priority = 10000 - value;
6182
6183       sprintf(identifier, "%d", value);
6184       sprintf(name, "%s", text);
6185
6186       setString(&ti->identifier, identifier);
6187       setString(&ti->name, name);
6188       setString(&ti->name_sorting, name);
6189       setString(&ti->infotext, STR_SETUP_CHOOSE_GAME_SPEED);
6190
6191       pushTreeInfo(&game_speeds, ti);
6192     }
6193
6194     // sort game speed values to start with slowest game speed
6195     sortTreeInfo(&game_speeds);
6196
6197     update_value = TRUE;
6198   }
6199
6200   if (update_value)
6201   {
6202     // set current game speed to configured game speed value
6203     game_speed_current =
6204       getTreeInfoFromIdentifier(game_speeds, i_to_a(setup.game_frame_delay));
6205
6206     // if that fails, set current game speed to reliable default value
6207     if (game_speed_current == NULL)
6208       game_speed_current =
6209         getTreeInfoFromIdentifier(game_speeds, i_to_a(GAME_FRAME_DELAY));
6210
6211     // if that also fails, set current game speed to first available speed
6212     if (game_speed_current == NULL)
6213       game_speed_current = game_speeds;
6214
6215     if (setup.game_speed_extended)
6216       game_speeds_extended = game_speeds;
6217     else
6218       game_speeds_normal = game_speeds;
6219   }
6220
6221   setup.game_frame_delay = atoi(game_speed_current->identifier);
6222
6223   // needed for displaying game speed text instead of identifier
6224   game_speed_text = game_speed_current->name;
6225 }
6226
6227 static void execSetupGame_setScrollDelays(void)
6228 {
6229   if (scroll_delays == NULL)
6230   {
6231     int i;
6232
6233     for (i = 0; scroll_delays_list[i].value != -1; i++)
6234     {
6235       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6236       char identifier[32], name[32];
6237       int value = scroll_delays_list[i].value;
6238       char *text = scroll_delays_list[i].text;
6239
6240       ti->node_top = &scroll_delays;
6241       ti->sort_priority = value;
6242
6243       sprintf(identifier, "%d", value);
6244       sprintf(name, "%s", text);
6245
6246       setString(&ti->identifier, identifier);
6247       setString(&ti->name, name);
6248       setString(&ti->name_sorting, name);
6249       setString(&ti->infotext, STR_SETUP_CHOOSE_SCROLL_DELAY);
6250
6251       pushTreeInfo(&scroll_delays, ti);
6252     }
6253
6254     // sort scroll delay values to start with lowest scroll delay value
6255     sortTreeInfo(&scroll_delays);
6256
6257     // set current scroll delay value to configured scroll delay value
6258     scroll_delay_current =
6259       getTreeInfoFromIdentifier(scroll_delays,i_to_a(setup.scroll_delay_value));
6260
6261     // if that fails, set current scroll delay to reliable default value
6262     if (scroll_delay_current == NULL)
6263       scroll_delay_current =
6264         getTreeInfoFromIdentifier(scroll_delays, i_to_a(STD_SCROLL_DELAY));
6265
6266     // if that also fails, set current scroll delay to first available value
6267     if (scroll_delay_current == NULL)
6268       scroll_delay_current = scroll_delays;
6269   }
6270
6271   setup.scroll_delay_value = atoi(scroll_delay_current->identifier);
6272
6273   // needed for displaying scroll delay text instead of identifier
6274   scroll_delay_text = scroll_delay_current->name;
6275 }
6276
6277 static void execSetupGame_setSnapshotModes(void)
6278 {
6279   if (snapshot_modes == NULL)
6280   {
6281     int i;
6282
6283     for (i = 0; snapshot_modes_list[i].value != NULL; i++)
6284     {
6285       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6286       char identifier[32], name[32];
6287       char *value = snapshot_modes_list[i].value;
6288       char *text = snapshot_modes_list[i].text;
6289
6290       ti->node_top = &snapshot_modes;
6291       ti->sort_priority = i;
6292
6293       sprintf(identifier, "%s", value);
6294       sprintf(name, "%s", text);
6295
6296       setString(&ti->identifier, identifier);
6297       setString(&ti->name, name);
6298       setString(&ti->name_sorting, name);
6299       setString(&ti->infotext, STR_SETUP_CHOOSE_SNAPSHOT_MODE);
6300
6301       pushTreeInfo(&snapshot_modes, ti);
6302     }
6303
6304     // sort snapshot mode values to start with lowest snapshot mode value
6305     sortTreeInfo(&snapshot_modes);
6306
6307     // set current snapshot mode value to configured snapshot mode value
6308     snapshot_mode_current =
6309       getTreeInfoFromIdentifier(snapshot_modes, setup.engine_snapshot_mode);
6310
6311     // if that fails, set current snapshot mode to reliable default value
6312     if (snapshot_mode_current == NULL)
6313       snapshot_mode_current =
6314         getTreeInfoFromIdentifier(snapshot_modes, STR_SNAPSHOT_MODE_DEFAULT);
6315
6316     // if that also fails, set current snapshot mode to first available value
6317     if (snapshot_mode_current == NULL)
6318       snapshot_mode_current = snapshot_modes;
6319   }
6320
6321   setup.engine_snapshot_mode = snapshot_mode_current->identifier;
6322
6323   // needed for displaying snapshot mode text instead of identifier
6324   snapshot_mode_text = snapshot_mode_current->name;
6325 }
6326
6327 static void execSetupGame_setNetworkServerText(void)
6328 {
6329   if (strEqual(setup.network_server_hostname, STR_NETWORK_AUTO_DETECT))
6330   {
6331     strcpy(network_server_hostname, STR_NETWORK_AUTO_DETECT_SETUP);
6332   }
6333   else
6334   {
6335     strncpy(network_server_hostname, setup.network_server_hostname,
6336             MAX_SETUP_TEXT_INPUT_LEN);
6337     network_server_hostname[MAX_SETUP_TEXT_INPUT_LEN] = '\0';
6338   }
6339
6340   // needed for displaying network server text instead of identifier
6341   network_server_text = network_server_hostname;
6342 }
6343
6344 static void execSetupGame(void)
6345 {
6346   boolean check_vsync_mode = (setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED);
6347
6348   execSetupGame_setGameSpeeds(FALSE);
6349   execSetupGame_setScoresType();
6350   execSetupGame_setScrollDelays();
6351   execSetupGame_setSnapshotModes();
6352
6353   execSetupGame_setNetworkServerText();
6354
6355   if (!setup.provide_uploading_tapes)
6356     setHideSetupEntry(execOfferUploadTapes);
6357
6358   setup_mode = SETUP_MODE_GAME;
6359
6360   DrawSetupScreen();
6361
6362   // check if vsync needs to be disabled for this game speed to work
6363   if (check_vsync_mode)
6364     DisableVsyncIfNeeded();
6365 }
6366
6367 static void execSetupChooseScoresType(void)
6368 {
6369   setup_mode = SETUP_MODE_CHOOSE_SCORES_TYPE;
6370
6371   DrawSetupScreen();
6372 }
6373
6374 static void execSetupChooseGameSpeed(void)
6375 {
6376   setup_mode = SETUP_MODE_CHOOSE_GAME_SPEED;
6377
6378   DrawSetupScreen();
6379 }
6380
6381 static void execSetupChooseScrollDelay(void)
6382 {
6383   setup_mode = SETUP_MODE_CHOOSE_SCROLL_DELAY;
6384
6385   DrawSetupScreen();
6386 }
6387
6388 static void execSetupChooseSnapshotMode(void)
6389 {
6390   setup_mode = SETUP_MODE_CHOOSE_SNAPSHOT_MODE;
6391
6392   DrawSetupScreen();
6393 }
6394
6395 static void execSetupEngines(void)
6396 {
6397   setup_mode = SETUP_MODE_ENGINES;
6398
6399   DrawSetupScreen();
6400 }
6401
6402 static void execSetupEditor(void)
6403 {
6404   setup_mode = SETUP_MODE_EDITOR;
6405
6406   DrawSetupScreen();
6407 }
6408
6409 static void execSetupGraphics_setWindowSizes(boolean update_list)
6410 {
6411   if (window_sizes != NULL && update_list)
6412   {
6413     freeTreeInfo(window_sizes);
6414
6415     window_sizes = NULL;
6416   }
6417
6418   if (window_sizes == NULL)
6419   {
6420     boolean current_window_size_found = FALSE;
6421     int i;
6422
6423     for (i = 0; window_sizes_list[i].value != -1; i++)
6424     {
6425       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6426       char identifier[32], name[32];
6427       int value = window_sizes_list[i].value;
6428       char *text = window_sizes_list[i].text;
6429
6430       ti->node_top = &window_sizes;
6431       ti->sort_priority = value;
6432
6433       sprintf(identifier, "%d", value);
6434       sprintf(name, "%s", text);
6435
6436       setString(&ti->identifier, identifier);
6437       setString(&ti->name, name);
6438       setString(&ti->name_sorting, name);
6439       setString(&ti->infotext, STR_SETUP_CHOOSE_WINDOW_SIZE);
6440
6441       pushTreeInfo(&window_sizes, ti);
6442
6443       if (value == setup.window_scaling_percent)
6444         current_window_size_found = TRUE;
6445     }
6446
6447     if (!current_window_size_found)
6448     {
6449       // add entry for non-preset window scaling value
6450
6451       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6452       char identifier[32], name[32];
6453       int value = setup.window_scaling_percent;
6454
6455       ti->node_top = &window_sizes;
6456       ti->sort_priority = value;
6457
6458       sprintf(identifier, "%d", value);
6459       sprintf(name, "%d %% (Current)", value);
6460
6461       setString(&ti->identifier, identifier);
6462       setString(&ti->name, name);
6463       setString(&ti->name_sorting, name);
6464       setString(&ti->infotext, STR_SETUP_CHOOSE_WINDOW_SIZE);
6465
6466       pushTreeInfo(&window_sizes, ti);
6467     }
6468
6469     // sort window size values to start with lowest window size value
6470     sortTreeInfo(&window_sizes);
6471
6472     // set current window size value to configured window size value
6473     window_size_current =
6474       getTreeInfoFromIdentifier(window_sizes,
6475                                 i_to_a(setup.window_scaling_percent));
6476
6477     // if that fails, set current window size to reliable default value
6478     if (window_size_current == NULL)
6479       window_size_current =
6480         getTreeInfoFromIdentifier(window_sizes,
6481                                   i_to_a(STD_WINDOW_SCALING_PERCENT));
6482
6483     // if that also fails, set current window size to first available value
6484     if (window_size_current == NULL)
6485       window_size_current = window_sizes;
6486   }
6487
6488   setup.window_scaling_percent = atoi(window_size_current->identifier);
6489
6490   // needed for displaying window size text instead of identifier
6491   window_size_text = window_size_current->name;
6492 }
6493
6494 static void execSetupGraphics_setScalingTypes(void)
6495 {
6496   if (scaling_types == NULL)
6497   {
6498     int i;
6499
6500     for (i = 0; scaling_types_list[i].value != NULL; i++)
6501     {
6502       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6503       char identifier[32], name[32];
6504       char *value = scaling_types_list[i].value;
6505       char *text = scaling_types_list[i].text;
6506
6507       ti->node_top = &scaling_types;
6508       ti->sort_priority = i;
6509
6510       sprintf(identifier, "%s", value);
6511       sprintf(name, "%s", text);
6512
6513       setString(&ti->identifier, identifier);
6514       setString(&ti->name, name);
6515       setString(&ti->name_sorting, name);
6516       setString(&ti->infotext, STR_SETUP_CHOOSE_SCALING_TYPE);
6517
6518       pushTreeInfo(&scaling_types, ti);
6519     }
6520
6521     // sort scaling type values to start with lowest scaling type value
6522     sortTreeInfo(&scaling_types);
6523
6524     // set current scaling type value to configured scaling type value
6525     scaling_type_current =
6526       getTreeInfoFromIdentifier(scaling_types, setup.window_scaling_quality);
6527
6528     // if that fails, set current scaling type to reliable default value
6529     if (scaling_type_current == NULL)
6530       scaling_type_current =
6531         getTreeInfoFromIdentifier(scaling_types, SCALING_QUALITY_DEFAULT);
6532
6533     // if that also fails, set current scaling type to first available value
6534     if (scaling_type_current == NULL)
6535       scaling_type_current = scaling_types;
6536   }
6537
6538   setup.window_scaling_quality = scaling_type_current->identifier;
6539
6540   // needed for displaying scaling type text instead of identifier
6541   scaling_type_text = scaling_type_current->name;
6542 }
6543
6544 static void execSetupGraphics_setRenderingModes(void)
6545 {
6546   if (rendering_modes == NULL)
6547   {
6548     int i;
6549
6550     for (i = 0; rendering_modes_list[i].value != NULL; i++)
6551     {
6552       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6553       char identifier[32], name[32];
6554       char *value = rendering_modes_list[i].value;
6555       char *text = rendering_modes_list[i].text;
6556
6557       ti->node_top = &rendering_modes;
6558       ti->sort_priority = i;
6559
6560       sprintf(identifier, "%s", value);
6561       sprintf(name, "%s", text);
6562
6563       setString(&ti->identifier, identifier);
6564       setString(&ti->name, name);
6565       setString(&ti->name_sorting, name);
6566       setString(&ti->infotext, STR_SETUP_CHOOSE_RENDERING);
6567
6568       pushTreeInfo(&rendering_modes, ti);
6569     }
6570
6571     // sort rendering mode values to start with lowest rendering mode value
6572     sortTreeInfo(&rendering_modes);
6573
6574     // set current rendering mode value to configured rendering mode value
6575     rendering_mode_current =
6576       getTreeInfoFromIdentifier(rendering_modes, setup.screen_rendering_mode);
6577
6578     // if that fails, set current rendering mode to reliable default value
6579     if (rendering_mode_current == NULL)
6580       rendering_mode_current =
6581         getTreeInfoFromIdentifier(rendering_modes,
6582                                   STR_SPECIAL_RENDERING_DEFAULT);
6583
6584     // if that also fails, set current rendering mode to first available one
6585     if (rendering_mode_current == NULL)
6586       rendering_mode_current = rendering_modes;
6587   }
6588
6589   setup.screen_rendering_mode = rendering_mode_current->identifier;
6590
6591   // needed for displaying rendering mode text instead of identifier
6592   rendering_mode_text = rendering_mode_current->name;
6593 }
6594
6595 static void execSetupGraphics_setVsyncModes(boolean update_value)
6596 {
6597   if (vsync_modes == NULL)
6598   {
6599     int i;
6600
6601     for (i = 0; vsync_modes_list[i].value != NULL; i++)
6602     {
6603       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6604       char identifier[32], name[32];
6605       char *value = vsync_modes_list[i].value;
6606       char *text = vsync_modes_list[i].text;
6607
6608       ti->node_top = &vsync_modes;
6609       ti->sort_priority = i;
6610
6611       sprintf(identifier, "%s", value);
6612       sprintf(name, "%s", text);
6613
6614       setString(&ti->identifier, identifier);
6615       setString(&ti->name, name);
6616       setString(&ti->name_sorting, name);
6617       setString(&ti->infotext, STR_SETUP_CHOOSE_VSYNC);
6618
6619       pushTreeInfo(&vsync_modes, ti);
6620     }
6621
6622     // sort vsync mode values to start with lowest vsync mode value
6623     sortTreeInfo(&vsync_modes);
6624
6625     update_value = TRUE;
6626   }
6627
6628   if (update_value)
6629   {
6630     // set current vsync mode value to configured vsync mode value
6631     vsync_mode_current =
6632       getTreeInfoFromIdentifier(vsync_modes, setup.vsync_mode);
6633
6634     // if that fails, set current vsync mode to reliable default value
6635     if (vsync_mode_current == NULL)
6636       vsync_mode_current =
6637         getTreeInfoFromIdentifier(vsync_modes, STR_VSYNC_MODE_DEFAULT);
6638
6639     // if that also fails, set current vsync mode to first available one
6640     if (vsync_mode_current == NULL)
6641       vsync_mode_current = vsync_modes;
6642   }
6643
6644   setup.vsync_mode = vsync_mode_current->identifier;
6645
6646   // needed for displaying vsync mode text instead of identifier
6647   vsync_mode_text = vsync_mode_current->name;
6648 }
6649
6650 static void execSetupGraphics(void)
6651 {
6652   boolean check_game_speed = (setup_mode == SETUP_MODE_CHOOSE_VSYNC);
6653
6654   // update "setup.window_scaling_percent" from list selection
6655   // (in this case, window scaling was changed on setup screen)
6656   if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE)
6657     execSetupGraphics_setWindowSizes(FALSE);
6658
6659   // update "setup.vsync_mode" from list selection
6660   // (in this case, vsync mode was changed on setup screen)
6661   if (setup_mode == SETUP_MODE_CHOOSE_VSYNC)
6662     execSetupGraphics_setVsyncModes(FALSE);
6663
6664   // update list selection from "setup.window_scaling_percent"
6665   // (window scaling may have changed by resizing the window)
6666   execSetupGraphics_setWindowSizes(TRUE);
6667
6668   // update list selection from "setup.vsync_mode"
6669   // (vsync_mode may have changed by re-creating the renderer)
6670   execSetupGraphics_setVsyncModes(TRUE);
6671
6672   execSetupGraphics_setScalingTypes();
6673   execSetupGraphics_setRenderingModes();
6674
6675   setup_mode = SETUP_MODE_GRAPHICS;
6676
6677   DrawSetupScreen();
6678
6679   // check if game speed is high enough for 60 Hz vsync to work
6680   if (check_game_speed)
6681     ModifyGameSpeedIfNeeded();
6682
6683   // window scaling may have changed at this point
6684   ChangeWindowScalingIfNeeded();
6685
6686   // window scaling quality may have changed at this point
6687   if (!strEqual(setup.window_scaling_quality, video.window_scaling_quality))
6688     SDLSetWindowScalingQuality(setup.window_scaling_quality);
6689
6690   // screen rendering mode may have changed at this point
6691   SDLSetScreenRenderingMode(setup.screen_rendering_mode);
6692
6693   int setup_vsync_mode = VSYNC_MODE_STR_TO_INT(setup.vsync_mode);
6694   int video_vsync_mode = video.vsync_mode;
6695
6696   // screen vsync mode may have changed at this point
6697   ChangeVsyncModeIfNeeded();
6698
6699   // check if setting vsync mode to selected value failed
6700   if (setup_vsync_mode != video_vsync_mode &&
6701       setup_vsync_mode != video.vsync_mode)
6702   {
6703     // changing vsync mode to selected value failed -- reset displayed value
6704     execSetupGraphics_setVsyncModes(TRUE);
6705
6706     Request("Setting VSync failed!", REQ_CONFIRM);
6707
6708     DrawSetupScreen();
6709   }
6710 }
6711
6712 static void execSetupChooseWindowSize(void)
6713 {
6714   setup_mode = SETUP_MODE_CHOOSE_WINDOW_SIZE;
6715
6716   DrawSetupScreen();
6717 }
6718
6719 static void execSetupChooseScalingType(void)
6720 {
6721   setup_mode = SETUP_MODE_CHOOSE_SCALING_TYPE;
6722
6723   DrawSetupScreen();
6724 }
6725
6726 static void execSetupChooseRenderingMode(void)
6727 {
6728   setup_mode = SETUP_MODE_CHOOSE_RENDERING;
6729
6730   DrawSetupScreen();
6731 }
6732
6733 static void execSetupChooseVsyncMode(void)
6734 {
6735   setup_mode = SETUP_MODE_CHOOSE_VSYNC;
6736
6737   DrawSetupScreen();
6738 }
6739
6740 static void execSetupChooseVolumeSimple(void)
6741 {
6742   setup_mode = SETUP_MODE_CHOOSE_VOLUME_SIMPLE;
6743
6744   DrawSetupScreen();
6745 }
6746
6747 static void execSetupChooseVolumeLoops(void)
6748 {
6749   setup_mode = SETUP_MODE_CHOOSE_VOLUME_LOOPS;
6750
6751   DrawSetupScreen();
6752 }
6753
6754 static void execSetupChooseVolumeMusic(void)
6755 {
6756   setup_mode = SETUP_MODE_CHOOSE_VOLUME_MUSIC;
6757
6758   DrawSetupScreen();
6759 }
6760
6761 static void execSetupSound(void)
6762 {
6763   if (volumes_simple == NULL)
6764   {
6765     boolean current_volume_simple_found = FALSE;
6766     int i;
6767
6768     for (i = 0; volumes_list[i].value != -1; i++)
6769     {
6770       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6771       char identifier[32], name[32];
6772       int value = volumes_list[i].value;
6773       char *text = volumes_list[i].text;
6774
6775       ti->node_top = &volumes_simple;
6776       ti->sort_priority = value;
6777
6778       sprintf(identifier, "%d", value);
6779       sprintf(name, "%s", text);
6780
6781       setString(&ti->identifier, identifier);
6782       setString(&ti->name, name);
6783       setString(&ti->name_sorting, name);
6784       setString(&ti->infotext, STR_SETUP_CHOOSE_VOLUME_SIMPLE);
6785
6786       pushTreeInfo(&volumes_simple, ti);
6787
6788       if (value == setup.volume_simple)
6789         current_volume_simple_found = TRUE;
6790     }
6791
6792     if (!current_volume_simple_found)
6793     {
6794       // add entry for non-preset volume value
6795
6796       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6797       char identifier[32], name[32];
6798       int value = setup.volume_simple;
6799
6800       ti->node_top = &volumes_simple;
6801       ti->sort_priority = value;
6802
6803       sprintf(identifier, "%d", value);
6804       sprintf(name, "%d %% (Current)", value);
6805
6806       setString(&ti->identifier, identifier);
6807       setString(&ti->name, name);
6808       setString(&ti->name_sorting, name);
6809       setString(&ti->infotext, STR_SETUP_CHOOSE_VOLUME_SIMPLE);
6810
6811       pushTreeInfo(&volumes_simple, ti);
6812     }
6813
6814     // sort volume values to start with lowest volume value
6815     sortTreeInfo(&volumes_simple);
6816
6817     // set current volume value to configured volume value
6818     volume_simple_current =
6819       getTreeInfoFromIdentifier(volumes_simple,i_to_a(setup.volume_simple));
6820
6821     // if that fails, set current volume to reliable default value
6822     if (volume_simple_current == NULL)
6823       volume_simple_current =
6824         getTreeInfoFromIdentifier(volumes_simple, i_to_a(100));
6825
6826     // if that also fails, set current volume to first available value
6827     if (volume_simple_current == NULL)
6828       volume_simple_current = volumes_simple;
6829   }
6830
6831   if (volumes_loops == NULL)
6832   {
6833     boolean current_volume_loops_found = FALSE;
6834     int i;
6835
6836     for (i = 0; volumes_list[i].value != -1; i++)
6837     {
6838       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6839       char identifier[32], name[32];
6840       int value = volumes_list[i].value;
6841       char *text = volumes_list[i].text;
6842
6843       ti->node_top = &volumes_loops;
6844       ti->sort_priority = value;
6845
6846       sprintf(identifier, "%d", value);
6847       sprintf(name, "%s", text);
6848
6849       setString(&ti->identifier, identifier);
6850       setString(&ti->name, name);
6851       setString(&ti->name_sorting, name);
6852       setString(&ti->infotext, STR_SETUP_CHOOSE_VOLUME_LOOPS);
6853
6854       pushTreeInfo(&volumes_loops, ti);
6855
6856       if (value == setup.volume_loops)
6857         current_volume_loops_found = TRUE;
6858     }
6859
6860     if (!current_volume_loops_found)
6861     {
6862       // add entry for non-preset volume value
6863
6864       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6865       char identifier[32], name[32];
6866       int value = setup.volume_loops;
6867
6868       ti->node_top = &volumes_loops;
6869       ti->sort_priority = value;
6870
6871       sprintf(identifier, "%d", value);
6872       sprintf(name, "%d %% (Current)", value);
6873
6874       setString(&ti->identifier, identifier);
6875       setString(&ti->name, name);
6876       setString(&ti->name_sorting, name);
6877       setString(&ti->infotext, STR_SETUP_CHOOSE_VOLUME_LOOPS);
6878
6879       pushTreeInfo(&volumes_loops, ti);
6880     }
6881
6882     // sort volume values to start with lowest volume value
6883     sortTreeInfo(&volumes_loops);
6884
6885     // set current volume value to configured volume value
6886     volume_loops_current =
6887       getTreeInfoFromIdentifier(volumes_loops,i_to_a(setup.volume_loops));
6888
6889     // if that fails, set current volume to reliable default value
6890     if (volume_loops_current == NULL)
6891       volume_loops_current =
6892         getTreeInfoFromIdentifier(volumes_loops, i_to_a(100));
6893
6894     // if that also fails, set current volume to first available value
6895     if (volume_loops_current == NULL)
6896       volume_loops_current = volumes_loops;
6897   }
6898
6899   if (volumes_music == NULL)
6900   {
6901     boolean current_volume_music_found = FALSE;
6902     int i;
6903
6904     for (i = 0; volumes_list[i].value != -1; i++)
6905     {
6906       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6907       char identifier[32], name[32];
6908       int value = volumes_list[i].value;
6909       char *text = volumes_list[i].text;
6910
6911       ti->node_top = &volumes_music;
6912       ti->sort_priority = value;
6913
6914       sprintf(identifier, "%d", value);
6915       sprintf(name, "%s", text);
6916
6917       setString(&ti->identifier, identifier);
6918       setString(&ti->name, name);
6919       setString(&ti->name_sorting, name);
6920       setString(&ti->infotext, STR_SETUP_CHOOSE_VOLUME_MUSIC);
6921
6922       pushTreeInfo(&volumes_music, ti);
6923
6924       if (value == setup.volume_music)
6925         current_volume_music_found = TRUE;
6926     }
6927
6928     if (!current_volume_music_found)
6929     {
6930       // add entry for non-preset volume value
6931
6932       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6933       char identifier[32], name[32];
6934       int value = setup.volume_music;
6935
6936       ti->node_top = &volumes_music;
6937       ti->sort_priority = value;
6938
6939       sprintf(identifier, "%d", value);
6940       sprintf(name, "%d %% (Current)", value);
6941
6942       setString(&ti->identifier, identifier);
6943       setString(&ti->name, name);
6944       setString(&ti->name_sorting, name);
6945       setString(&ti->infotext, STR_SETUP_CHOOSE_VOLUME_MUSIC);
6946
6947       pushTreeInfo(&volumes_music, ti);
6948     }
6949
6950     // sort volume values to start with lowest volume value
6951     sortTreeInfo(&volumes_music);
6952
6953     // set current volume value to configured volume value
6954     volume_music_current =
6955       getTreeInfoFromIdentifier(volumes_music,i_to_a(setup.volume_music));
6956
6957     // if that fails, set current volume to reliable default value
6958     if (volume_music_current == NULL)
6959       volume_music_current =
6960         getTreeInfoFromIdentifier(volumes_music, i_to_a(100));
6961
6962     // if that also fails, set current volume to first available value
6963     if (volume_music_current == NULL)
6964       volume_music_current = volumes_music;
6965   }
6966
6967   setup.volume_simple = atoi(volume_simple_current->identifier);
6968   setup.volume_loops  = atoi(volume_loops_current->identifier);
6969   setup.volume_music  = atoi(volume_music_current->identifier);
6970
6971   // needed for displaying volume text instead of identifier
6972   volume_simple_text = volume_simple_current->name;
6973   volume_loops_text = volume_loops_current->name;
6974   volume_music_text = volume_music_current->name;
6975
6976   setup_mode = SETUP_MODE_SOUND;
6977
6978   DrawSetupScreen();
6979 }
6980
6981 static void execSetupChooseTouchControls(void)
6982 {
6983   setup_mode = SETUP_MODE_CHOOSE_TOUCH_CONTROL;
6984
6985   DrawSetupScreen();
6986 }
6987
6988 static void execSetupChooseMoveDistance(void)
6989 {
6990   setup_mode = SETUP_MODE_CHOOSE_MOVE_DISTANCE;
6991
6992   DrawSetupScreen();
6993 }
6994
6995 static void execSetupChooseDropDistance(void)
6996 {
6997   setup_mode = SETUP_MODE_CHOOSE_DROP_DISTANCE;
6998
6999   DrawSetupScreen();
7000 }
7001
7002 static void execSetupChooseTransparency(void)
7003 {
7004   setup_mode = SETUP_MODE_CHOOSE_TRANSPARENCY;
7005
7006   DrawSetupScreen();
7007 }
7008
7009 static void execSetupChooseGridXSize_0(void)
7010 {
7011   setup_mode = SETUP_MODE_CHOOSE_GRID_XSIZE_0;
7012
7013   DrawSetupScreen();
7014 }
7015
7016 static void execSetupChooseGridYSize_0(void)
7017 {
7018   setup_mode = SETUP_MODE_CHOOSE_GRID_YSIZE_0;
7019
7020   DrawSetupScreen();
7021 }
7022
7023 static void execSetupChooseGridXSize_1(void)
7024 {
7025   setup_mode = SETUP_MODE_CHOOSE_GRID_XSIZE_1;
7026
7027   DrawSetupScreen();
7028 }
7029
7030 static void execSetupChooseGridYSize_1(void)
7031 {
7032   setup_mode = SETUP_MODE_CHOOSE_GRID_YSIZE_1;
7033
7034   DrawSetupScreen();
7035 }
7036
7037 static void execSetupConfigureVirtualButtons(void)
7038 {
7039   setup_mode = SETUP_MODE_CONFIG_VIRT_BUTTONS;
7040
7041   ConfigureVirtualButtons();
7042
7043   setup_mode = SETUP_MODE_TOUCH;
7044
7045   DrawSetupScreen();
7046 }
7047
7048 static void execSetupTouch(void)
7049 {
7050   int i, j, k;
7051
7052   if (touch_controls == NULL)
7053   {
7054     for (i = 0; touch_controls_list[i].value != NULL; i++)
7055     {
7056       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
7057       char identifier[32], name[32];
7058       char *value = touch_controls_list[i].value;
7059       char *text = touch_controls_list[i].text;
7060
7061       ti->node_top = &touch_controls;
7062       ti->sort_priority = i;
7063
7064       sprintf(identifier, "%s", value);
7065       sprintf(name, "%s", text);
7066
7067       setString(&ti->identifier, identifier);
7068       setString(&ti->name, name);
7069       setString(&ti->name_sorting, name);
7070       setString(&ti->infotext, STR_SETUP_CHOOSE_TOUCH_CONTROL);
7071
7072       pushTreeInfo(&touch_controls, ti);
7073     }
7074
7075     // sort touch control values to start with lowest touch control value
7076     sortTreeInfo(&touch_controls);
7077
7078     // set current touch control value to configured touch control value
7079     touch_control_current =
7080       getTreeInfoFromIdentifier(touch_controls, setup.touch.control_type);
7081
7082     // if that fails, set current touch control to reliable default value
7083     if (touch_control_current == NULL)
7084       touch_control_current =
7085         getTreeInfoFromIdentifier(touch_controls, TOUCH_CONTROL_DEFAULT);
7086
7087     // if that also fails, set current touch control to first available value
7088     if (touch_control_current == NULL)
7089       touch_control_current = touch_controls;
7090   }
7091
7092   if (move_distances == NULL)
7093   {
7094     for (i = 0; distances_list[i].value != -1; i++)
7095     {
7096       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
7097       char identifier[32], name[32];
7098       int value = distances_list[i].value;
7099       char *text = distances_list[i].text;
7100
7101       ti->node_top = &move_distances;
7102       ti->sort_priority = value;
7103
7104       sprintf(identifier, "%d", value);
7105       sprintf(name, "%s", text);
7106
7107       setString(&ti->identifier, identifier);
7108       setString(&ti->name, name);
7109       setString(&ti->name_sorting, name);
7110       setString(&ti->infotext, STR_SETUP_CHOOSE_MOVE_DISTANCE);
7111
7112       pushTreeInfo(&move_distances, ti);
7113     }
7114
7115     // sort distance values to start with lowest distance value
7116     sortTreeInfo(&move_distances);
7117
7118     // set current distance value to configured distance value
7119     move_distance_current =
7120       getTreeInfoFromIdentifier(move_distances,
7121                                 i_to_a(setup.touch.move_distance));
7122
7123     // if that fails, set current distance to reliable default value
7124     if (move_distance_current == NULL)
7125       move_distance_current =
7126         getTreeInfoFromIdentifier(move_distances,
7127                                   i_to_a(TOUCH_MOVE_DISTANCE_DEFAULT));
7128
7129     // if that also fails, set current distance to first available value
7130     if (move_distance_current == NULL)
7131       move_distance_current = move_distances;
7132   }
7133
7134   if (drop_distances == NULL)
7135   {
7136     for (i = 0; distances_list[i].value != -1; i++)
7137     {
7138       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
7139       char identifier[32], name[32];
7140       int value = distances_list[i].value;
7141       char *text = distances_list[i].text;
7142
7143       ti->node_top = &drop_distances;
7144       ti->sort_priority = value;
7145
7146       sprintf(identifier, "%d", value);
7147       sprintf(name, "%s", text);
7148
7149       setString(&ti->identifier, identifier);
7150       setString(&ti->name, name);
7151       setString(&ti->name_sorting, name);
7152       setString(&ti->infotext, STR_SETUP_CHOOSE_DROP_DISTANCE);
7153
7154       pushTreeInfo(&drop_distances, ti);
7155     }
7156
7157     // sort distance values to start with lowest distance value
7158     sortTreeInfo(&drop_distances);
7159
7160     // set current distance value to configured distance value
7161     drop_distance_current =
7162       getTreeInfoFromIdentifier(drop_distances,
7163                                 i_to_a(setup.touch.drop_distance));
7164
7165     // if that fails, set current distance to reliable default value
7166     if (drop_distance_current == NULL)
7167       drop_distance_current =
7168         getTreeInfoFromIdentifier(drop_distances,
7169                                   i_to_a(TOUCH_DROP_DISTANCE_DEFAULT));
7170
7171     // if that also fails, set current distance to first available value
7172     if (drop_distance_current == NULL)
7173       drop_distance_current = drop_distances;
7174   }
7175
7176   if (transparencies == NULL)
7177   {
7178     for (i = 0; transparencies_list[i].value != -1; i++)
7179     {
7180       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
7181       char identifier[32], name[32];
7182       int value = transparencies_list[i].value;
7183       char *text = transparencies_list[i].text;
7184
7185       ti->node_top = &transparencies;
7186       ti->sort_priority = value;
7187
7188       sprintf(identifier, "%d", value);
7189       sprintf(name, "%s", text);
7190
7191       setString(&ti->identifier, identifier);
7192       setString(&ti->name, name);
7193       setString(&ti->name_sorting, name);
7194       setString(&ti->infotext, STR_SETUP_CHOOSE_TRANSPARENCY);
7195
7196       pushTreeInfo(&transparencies, ti);
7197     }
7198
7199     // sort transparency values to start with lowest transparency value
7200     sortTreeInfo(&transparencies);
7201
7202     // set current transparency value to configured transparency value
7203     transparency_current =
7204       getTreeInfoFromIdentifier(transparencies,
7205                                 i_to_a(setup.touch.transparency));
7206
7207     // if that fails, set current transparency to reliable default value
7208     if (transparency_current == NULL)
7209       transparency_current =
7210         getTreeInfoFromIdentifier(transparencies,
7211                                   i_to_a(TOUCH_TRANSPARENCY_DEFAULT));
7212
7213     // if that also fails, set current transparency to first available value
7214     if (transparency_current == NULL)
7215       transparency_current = transparencies;
7216   }
7217
7218   for (i = 0; i < 2; i++)
7219   {
7220     for (j = 0; j < 2; j++)
7221     {
7222       if (grid_sizes[i][j] == NULL)
7223       {
7224         for (k = 0; grid_sizes_list[k].value != -1; k++)
7225         {
7226           TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
7227           char identifier[32], name[32];
7228           int value = grid_sizes_list[k].value;
7229           char *text = grid_sizes_list[k].text;
7230
7231           ti->node_top = &grid_sizes[i][j];
7232           ti->sort_priority = value;
7233
7234           sprintf(identifier, "%d", value);
7235           sprintf(name, "%s", text);
7236
7237           setString(&ti->identifier, identifier);
7238           setString(&ti->name, name);
7239           setString(&ti->name_sorting, name);
7240           setString(&ti->infotext,
7241                     (i == 0 ?
7242                      (j == 0 ?
7243                       STR_SETUP_CHOOSE_GRID_XSIZE_0 :
7244                       STR_SETUP_CHOOSE_GRID_YSIZE_0) :
7245                      (j == 0 ?
7246                       STR_SETUP_CHOOSE_GRID_XSIZE_1 :
7247                       STR_SETUP_CHOOSE_GRID_YSIZE_1)));
7248
7249           pushTreeInfo(&grid_sizes[i][j], ti);
7250         }
7251
7252         // sort grid size values to start with lowest grid size value
7253         sortTreeInfo(&grid_sizes[i][j]);
7254
7255         // set current grid size value to configured grid size value
7256         grid_size_current[i][j] =
7257           getTreeInfoFromIdentifier(grid_sizes[i][j],
7258                                     i_to_a(j == 0 ?
7259                                            setup.touch.grid_xsize[i] :
7260                                            setup.touch.grid_ysize[i]));
7261
7262         // if that fails, set current grid size to reliable default value
7263         if (grid_size_current[i][j] == NULL)
7264           grid_size_current[i][j] =
7265             getTreeInfoFromIdentifier(grid_sizes[i][j],
7266                                       i_to_a(j == 0 ?
7267                                              DEFAULT_GRID_XSIZE(i) :
7268                                              DEFAULT_GRID_YSIZE(i)));
7269
7270         // if that also fails, set current grid size to first available value
7271         if (grid_size_current[i][j] == NULL)
7272           grid_size_current[i][j] = grid_sizes[i][j];
7273       }
7274     }
7275   }
7276
7277   setup.touch.control_type = touch_control_current->identifier;
7278   setup.touch.move_distance = atoi(move_distance_current->identifier);
7279   setup.touch.drop_distance = atoi(drop_distance_current->identifier);
7280   setup.touch.transparency = atoi(transparency_current->identifier);
7281
7282   for (i = 0; i < 2; i++)
7283   {
7284     setup.touch.grid_xsize[i] = atoi(grid_size_current[i][0]->identifier);
7285     setup.touch.grid_ysize[i] = atoi(grid_size_current[i][1]->identifier);
7286
7287     if (i == GRID_ACTIVE_NR())
7288     {
7289       overlay.grid_xsize = setup.touch.grid_xsize[i];
7290       overlay.grid_ysize = setup.touch.grid_ysize[i];
7291     }
7292   }
7293
7294   // needed for displaying value text instead of identifier
7295   touch_controls_text = touch_control_current->name;
7296   move_distance_text = move_distance_current->name;
7297   drop_distance_text = drop_distance_current->name;
7298   transparency_text = transparency_current->name;
7299
7300   for (i = 0; i < 2; i++)
7301     for (j = 0; j < 2; j++)
7302       grid_size_text[i][j] = grid_size_current[i][j]->name;
7303
7304   setup_mode = SETUP_MODE_TOUCH;
7305
7306   DrawSetupScreen();
7307 }
7308
7309 static void execSetupArtwork(void)
7310 {
7311   static ArtworkDirTree *gfx_last_valid = NULL;
7312   static ArtworkDirTree *snd_last_valid = NULL;
7313   static ArtworkDirTree *mus_last_valid = NULL;
7314
7315   // current artwork directory may be invalid (level group, parent link)
7316   if (!validLevelSeries(artwork.gfx_current))
7317     artwork.gfx_current = getFirstValidTreeInfoEntry(gfx_last_valid);
7318   if (!validLevelSeries(artwork.snd_current))
7319     artwork.snd_current = getFirstValidTreeInfoEntry(snd_last_valid);
7320   if (!validLevelSeries(artwork.mus_current))
7321     artwork.mus_current = getFirstValidTreeInfoEntry(mus_last_valid);
7322
7323   // store valid artwork directory information
7324   gfx_last_valid = artwork.gfx_current;
7325   snd_last_valid = artwork.snd_current;
7326   mus_last_valid = artwork.mus_current;
7327
7328 #if 0
7329   Debug("screens:execSetupArtwork", "'%s', '%s', '%s'",
7330         artwork.gfx_current->subdir,
7331         artwork.gfx_current->fullpath,
7332         artwork.gfx_current->basepath);
7333 #endif
7334
7335   setup.graphics_set = artwork.gfx_current->identifier;
7336   setup.sounds_set = artwork.snd_current->identifier;
7337   setup.music_set = artwork.mus_current->identifier;
7338
7339   // needed if last screen (setup choice) changed graphics, sounds or music
7340   ReloadCustomArtwork(0);
7341
7342   // needed for displaying artwork name instead of artwork identifier
7343   graphics_set_name = artwork.gfx_current->name;
7344   sounds_set_name = artwork.snd_current->name;
7345   music_set_name = artwork.mus_current->name;
7346
7347   setup_mode = SETUP_MODE_ARTWORK;
7348
7349   DrawSetupScreen();
7350 }
7351
7352 static void execSetupChooseGraphics(void)
7353 {
7354   setup_mode = SETUP_MODE_CHOOSE_GRAPHICS;
7355
7356   DrawSetupScreen();
7357 }
7358
7359 static void execSetupChooseSounds(void)
7360 {
7361   setup_mode = SETUP_MODE_CHOOSE_SOUNDS;
7362
7363   DrawSetupScreen();
7364 }
7365
7366 static void execSetupChooseMusic(void)
7367 {
7368   setup_mode = SETUP_MODE_CHOOSE_MUSIC;
7369
7370   DrawSetupScreen();
7371 }
7372
7373 static void execSetupInput(void)
7374 {
7375   setup_mode = SETUP_MODE_INPUT;
7376
7377   DrawSetupScreen();
7378 }
7379
7380 static void execSetupShortcuts(void)
7381 {
7382   setup_mode = SETUP_MODE_SHORTCUTS;
7383
7384   DrawSetupScreen();
7385 }
7386
7387 static void execSetupShortcuts1(void)
7388 {
7389   setup_mode = SETUP_MODE_SHORTCUTS_1;
7390
7391   DrawSetupScreen();
7392 }
7393
7394 static void execSetupShortcuts2(void)
7395 {
7396   setup_mode = SETUP_MODE_SHORTCUTS_2;
7397
7398   DrawSetupScreen();
7399 }
7400
7401 static void execSetupShortcuts3(void)
7402 {
7403   setup_mode = SETUP_MODE_SHORTCUTS_3;
7404
7405   DrawSetupScreen();
7406 }
7407
7408 static void execSetupShortcuts4(void)
7409 {
7410   setup_mode = SETUP_MODE_SHORTCUTS_4;
7411
7412   DrawSetupScreen();
7413 }
7414
7415 static void execSetupShortcuts5(void)
7416 {
7417   setup_mode = SETUP_MODE_SHORTCUTS_5;
7418
7419   DrawSetupScreen();
7420 }
7421
7422 static void execExitSetup(void)
7423 {
7424   SetGameStatus(GAME_MODE_MAIN);
7425
7426   DrawMainMenu();
7427 }
7428
7429 static void execSaveAndExitSetup(void)
7430 {
7431   SaveSetup();
7432   execExitSetup();
7433 }
7434
7435 static void execGadgetNetworkServer(void)
7436 {
7437   int gadget_id = SCREEN_CTRL_ID_NETWORK_SERVER;
7438   struct GadgetInfo *gi = screen_gadget[gadget_id];
7439
7440   if (strEqual(setup.network_server_hostname, STR_NETWORK_AUTO_DETECT))
7441     network_server_hostname[0] = '\0';
7442
7443   ModifyGadget(gi, GDI_TEXT_VALUE, network_server_hostname, GDI_END);
7444
7445   MapGadget(gi);
7446
7447   ClickOnGadget(gi, MB_LEFTBUTTON);
7448 }
7449
7450 static void execOfferUploadTapes(void)
7451 {
7452   OfferUploadTapes();
7453 }
7454
7455 static void ToggleNetworkModeIfNeeded(void)
7456 {
7457   int font_title = FONT_TITLE_1;
7458   int font_foot = FC_BLUE;
7459   int ystart  = mSY - SY + 16;
7460   int ybottom = mSY - SY + SYSIZE - 20;
7461   char *text = (setup.network_mode ? "Start Network" : "Stop Network");
7462
7463   if (setup.network_mode == network.enabled)
7464     return;
7465
7466   network.enabled = setup.network_mode;
7467
7468   FadeOut(REDRAW_ALL);
7469
7470   ClearField();
7471
7472   DrawTextSCentered(ystart, font_title, text);
7473
7474   FadeIn(REDRAW_ALL);
7475
7476   if (network.enabled)
7477     InitNetworkServer();
7478   else
7479     DisconnectFromNetworkServer();
7480
7481   DrawTextSCentered(ybottom, font_foot,
7482                     "Press any key or button for setup menu");
7483
7484   WaitForEventToContinue();
7485
7486   DrawSetupScreen();
7487 }
7488
7489 static void ToggleGameSpeedsListIfNeeded(void)
7490 {
7491   boolean using_game_speeds_extended = (game_speeds == game_speeds_extended);
7492
7493   if (setup.game_speed_extended == using_game_speeds_extended)
7494     return;
7495
7496   // try to match similar values when changing game speeds list
7497   if (setup.game_speed_extended)
7498     setup.game_frame_delay = (setup.game_frame_delay == 15 ? 16 :
7499                               setup.game_frame_delay == 30 ? 29 :
7500                               setup.game_frame_delay);
7501   else
7502     setup.game_frame_delay = (setup.game_frame_delay == 14 ? 15 :
7503                               setup.game_frame_delay == 16 ? 15 :
7504                               setup.game_frame_delay >= 29 ? 30 :
7505                               setup.game_frame_delay <= 10 ? 10 :
7506                               setup.game_frame_delay);
7507
7508   execSetupGame_setGameSpeeds(TRUE);
7509
7510   DrawSetupScreen();
7511 }
7512
7513 static void ToggleUseApiServerIfNeeded(void)
7514 {
7515   if (runtime.use_api_server == setup.use_api_server)
7516     return;
7517
7518   runtime.use_api_server = setup.use_api_server;
7519
7520   if (runtime.use_api_server)
7521     CheckApiServerTasks();
7522 }
7523
7524 static void ModifyGameSpeedIfNeeded(void)
7525 {
7526   if (strEqual(setup.vsync_mode, STR_VSYNC_MODE_OFF) ||
7527       setup.game_frame_delay <= MAX_VSYNC_FRAME_DELAY)
7528     return;
7529
7530   char message[100];
7531   char *game_speed_text = "Fast";
7532   int game_speed_value = 15;
7533
7534   if (setup.game_speed_extended)
7535   {
7536     game_speed_text = "60 fps";
7537     game_speed_value = 16;
7538   }
7539
7540   sprintf(message, "Game speed set to %s for VSync to work!", game_speed_text);
7541
7542   // set game speed to existing list value that is fast enough for vsync
7543   setup.game_frame_delay = game_speed_value;
7544
7545   execSetupGame_setGameSpeeds(TRUE);
7546
7547   Request(message, REQ_CONFIRM);
7548 }
7549
7550 static void DisableVsyncIfNeeded(void)
7551 {
7552   if (strEqual(setup.vsync_mode, STR_VSYNC_MODE_OFF) ||
7553       (setup.game_frame_delay >= MIN_VSYNC_FRAME_DELAY &&
7554        setup.game_frame_delay <= MAX_VSYNC_FRAME_DELAY))
7555     return;
7556
7557   // disable vsync for the selected game speed to work
7558   setup.vsync_mode = STR_VSYNC_MODE_OFF;
7559
7560   execSetupGraphics_setVsyncModes(TRUE);
7561
7562   Request("VSync disabled for this game speed to work!", REQ_CONFIRM);
7563 }
7564
7565 static struct
7566 {
7567   void *value;
7568   void *related_value;
7569 } hide_related_entry_list[] =
7570 {
7571   { &setup.scores_in_highscore_list,    execSetupChooseScoresType       },
7572   { &setup.scores_in_highscore_list,    &scores_type_text               },
7573
7574   { &setup.game_frame_delay,            execSetupChooseGameSpeed        },
7575   { &setup.game_frame_delay,            &game_speed_text                },
7576
7577   { &setup.scroll_delay_value,          execSetupChooseScrollDelay      },
7578   { &setup.scroll_delay_value,          &scroll_delay_text              },
7579
7580   { &setup.engine_snapshot_mode,        execSetupChooseSnapshotMode     },
7581   { &setup.engine_snapshot_mode,        &snapshot_mode_text             },
7582
7583   { &setup.window_scaling_percent,      execSetupChooseWindowSize       },
7584   { &setup.window_scaling_percent,      &window_size_text               },
7585
7586   { &setup.window_scaling_quality,      execSetupChooseScalingType      },
7587   { &setup.window_scaling_quality,      &scaling_type_text              },
7588
7589   { &setup.screen_rendering_mode,       execSetupChooseRenderingMode    },
7590   { &setup.screen_rendering_mode,       &rendering_mode_text            },
7591
7592   { &setup.vsync_mode,                  execSetupChooseVsyncMode        },
7593   { &setup.vsync_mode,                  &vsync_mode_text                },
7594
7595   { &setup.graphics_set,                execSetupChooseGraphics         },
7596   { &setup.graphics_set,                &graphics_set_name              },
7597
7598   { &setup.sounds_set,                  execSetupChooseSounds           },
7599   { &setup.sounds_set,                  &sounds_set_name                },
7600
7601   { &setup.music_set,                   execSetupChooseMusic            },
7602   { &setup.music_set,                   &music_set_name                 },
7603
7604   { &setup.volume_simple,               execSetupChooseVolumeSimple     },
7605   { &setup.volume_simple,               &volume_simple_text             },
7606
7607   { &setup.volume_loops,                execSetupChooseVolumeLoops      },
7608   { &setup.volume_loops,                &volume_loops_text              },
7609
7610   { &setup.volume_music,                execSetupChooseVolumeMusic      },
7611   { &setup.volume_music,                &volume_music_text              },
7612
7613   { &setup.touch.control_type,          execSetupChooseTouchControls    },
7614   { &setup.touch.control_type,          &touch_controls_text            },
7615
7616   { &setup.touch.move_distance,         execSetupChooseMoveDistance     },
7617   { &setup.touch.move_distance,         &move_distance_text             },
7618
7619   { &setup.touch.drop_distance,         execSetupChooseDropDistance     },
7620   { &setup.touch.drop_distance,         &drop_distance_text             },
7621
7622   { &setup.touch.transparency,          execSetupChooseTransparency     },
7623   { &setup.touch.transparency,          &transparency_text              },
7624
7625   { &setup.touch.grid_xsize[0],         execSetupChooseGridXSize_0      },
7626   { &setup.touch.grid_xsize[0],         &grid_size_text[0][0]           },
7627
7628   { &setup.touch.grid_ysize[0],         execSetupChooseGridYSize_0      },
7629   { &setup.touch.grid_ysize[0],         &grid_size_text[0][1]           },
7630
7631   { &setup.touch.grid_xsize[1],         execSetupChooseGridXSize_1      },
7632   { &setup.touch.grid_xsize[1],         &grid_size_text[1][0]           },
7633
7634   { &setup.touch.grid_ysize[1],         execSetupChooseGridYSize_1      },
7635   { &setup.touch.grid_ysize[1],         &grid_size_text[1][1]           },
7636
7637   { &setup.internal.menu_game,          execSetupGame                   },
7638   { &setup.internal.menu_engines,       execSetupEngines                },
7639   { &setup.internal.menu_editor,        execSetupEditor                 },
7640   { &setup.internal.menu_graphics,      execSetupGraphics               },
7641   { &setup.internal.menu_sound,         execSetupSound                  },
7642   { &setup.internal.menu_artwork,       execSetupArtwork                },
7643   { &setup.internal.menu_input,         execSetupInput                  },
7644   { &setup.internal.menu_touch,         execSetupTouch                  },
7645   { &setup.internal.menu_shortcuts,     execSetupShortcuts              },
7646   { &setup.internal.menu_exit,          execExitSetup                   },
7647   { &setup.internal.menu_save_and_exit, execSaveAndExitSetup            },
7648
7649   { NULL,                               NULL                            }
7650 };
7651
7652 void setHideRelatedSetupEntries(void)
7653 {
7654   int i;
7655
7656   for (i = 0; hide_related_entry_list[i].value != NULL; i++)
7657     if (hideSetupEntry(hide_related_entry_list[i].value))
7658       setHideSetupEntry(hide_related_entry_list[i].related_value);
7659 }
7660
7661 static struct TokenInfo setup_info_main[] =
7662 {
7663   { TYPE_ENTER_MENU,    execSetupGame,          STR_SETUP_GAME          },
7664   { TYPE_ENTER_MENU,    execSetupEngines,       STR_SETUP_ENGINES       },
7665   { TYPE_ENTER_MENU,    execSetupEditor,        STR_SETUP_EDITOR        },
7666   { TYPE_ENTER_MENU,    execSetupGraphics,      STR_SETUP_GRAPHICS      },
7667   { TYPE_ENTER_MENU,    execSetupSound,         STR_SETUP_SOUND         },
7668   { TYPE_ENTER_MENU,    execSetupArtwork,       STR_SETUP_ARTWORK       },
7669   { TYPE_ENTER_MENU,    execSetupInput,         STR_SETUP_INPUT         },
7670   { TYPE_ENTER_MENU,    execSetupTouch,         STR_SETUP_TOUCH         },
7671   { TYPE_ENTER_MENU,    execSetupShortcuts,     STR_SETUP_SHORTCUTS     },
7672   { TYPE_EMPTY,         NULL,                   ""                      },
7673   { TYPE_LEAVE_MENU,    execExitSetup,          STR_SETUP_EXIT          },
7674   { TYPE_LEAVE_MENU,    execSaveAndExitSetup,   STR_SETUP_SAVE_AND_EXIT },
7675
7676   { 0,                  NULL,                   NULL                    }
7677 };
7678
7679 static struct TokenInfo setup_info_game[] =
7680 {
7681   { TYPE_SWITCH,        &setup.team_mode,       "Team-Mode (Multi-Player):" },
7682   { TYPE_SWITCH,        &setup.network_mode,    "Network Multi-Player Mode:" },
7683   { TYPE_PLAYER,        &setup.network_player_nr,"Preferred Network Player:" },
7684   { TYPE_TEXT_INPUT,    execGadgetNetworkServer, "Network Server Hostname:" },
7685   { TYPE_STRING,        &network_server_text,   ""                      },
7686   { TYPE_SWITCH,        &setup.use_api_server,  "Use Highscore Server:" },
7687   { TYPE_ENTER_LIST,    execSetupChooseScoresType,"Scores in Highscore List:" },
7688   { TYPE_STRING,        &scores_type_text,      ""                      },
7689   { TYPE_ENTER_LIST,    execOfferUploadTapes,   "Upload Tapes to Server" },
7690   { TYPE_SWITCH,        &setup.multiple_users,  "Multiple Users/Teams:" },
7691   { TYPE_YES_NO,        &setup.input_on_focus,  "Only Move Focussed Player:" },
7692   { TYPE_SWITCH,        &setup.time_limit,      "Time Limit:"           },
7693   { TYPE_SWITCH,        &setup.handicap,        "Handicap:"             },
7694   { TYPE_SWITCH,        &setup.skip_levels,     "Skip Unsolved Levels:" },
7695   { TYPE_SWITCH,        &setup.increment_levels,"Increment Solved Levels:" },
7696   { TYPE_SWITCH,        &setup.auto_play_next_level,"Auto-play Next Level:" },
7697   { TYPE_SWITCH,        &setup.count_score_after_game,"Count Score After Game:" },
7698   { TYPE_SWITCH,        &setup.show_scores_after_game,"Show Scores After Game:" },
7699   { TYPE_YES_NO,        &setup.ask_on_game_over, "Ask on Game Over:"    },
7700   { TYPE_YES_NO,        &setup.ask_on_quit_game, "Ask on Quit Game:"    },
7701   { TYPE_YES_NO,        &setup.ask_on_quit_program, "Ask on Quit Program:" },
7702   { TYPE_SWITCH,        &setup.autorecord,      "Auto-Record Tapes:"    },
7703   { TYPE_SWITCH,        &setup.auto_pause_on_start, "Start Game in Pause Mode:" },
7704   { TYPE_ENTER_LIST,    execSetupChooseGameSpeed, "Game Speed:"         },
7705   { TYPE_STRING,        &game_speed_text,       ""                      },
7706   { TYPE_SWITCH,        &setup.game_speed_extended, "Game Speed Extended List:" },
7707 #if 1
7708   { TYPE_ENTER_LIST,    execSetupChooseScrollDelay, "Scroll Delay:"     },
7709   { TYPE_STRING,        &scroll_delay_text,     ""                      },
7710 #endif
7711   { TYPE_ENTER_LIST, execSetupChooseSnapshotMode,"Game Engine Snapshot Mode:" },
7712   { TYPE_STRING,        &snapshot_mode_text,    ""                      },
7713   { TYPE_SWITCH,        &setup.show_load_save_buttons,"Show Load/Save Buttons:" },
7714   { TYPE_SWITCH,        &setup.show_undo_redo_buttons,"Show Undo/Redo Buttons:" },
7715   { TYPE_EMPTY,         NULL,                   ""                      },
7716   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7717
7718   { 0,                  NULL,                   NULL                    }
7719 };
7720
7721 static struct TokenInfo setup_info_engines[] =
7722 {
7723   { TYPE_HEADLINE,      NULL,                   "Emerald Mine"          },
7724   { TYPE_SWITCH,        &setup.forced_scroll_delay, "Scroll Delay:"     },
7725   { TYPE_ECS_AGA,       &setup.prefer_aga_graphics, "Amiga Graphics Chipset:" },
7726   { TYPE_SWITCH,        &setup.prefer_lowpass_sounds,"Low-Pass Filter Sounds:" },
7727   { TYPE_SWITCH,        &setup.prefer_extra_panel_items,"Show Dynamite and Keys:" },
7728   { TYPE_EMPTY,         NULL,                   ""                      },
7729   { TYPE_HEADLINE,      NULL,                   "Supaplex"              },
7730   { TYPE_SWITCH,        &setup.sp_show_border_elements, "Border Elements:" },
7731   { TYPE_EMPTY,         NULL,                   ""                      },
7732   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7733
7734   { 0,                  NULL,                   NULL                    }
7735 };
7736
7737 static struct TokenInfo setup_info_editor[] =
7738 {
7739 #if 0
7740   { TYPE_SWITCH,        &setup.editor.el_boulderdash,   "Boulder Dash:" },
7741   { TYPE_SWITCH,        &setup.editor.el_emerald_mine,  "Emerald Mine:" },
7742   { TYPE_SWITCH, &setup.editor.el_emerald_mine_club,    "Emerald Mine Club:" },
7743   { TYPE_SWITCH,        &setup.editor.el_more,          "Rocks'n'Diamonds:" },
7744   { TYPE_SWITCH,        &setup.editor.el_sokoban,       "Sokoban:"      },
7745   { TYPE_SWITCH,        &setup.editor.el_supaplex,      "Supaplex:"     },
7746   { TYPE_SWITCH,        &setup.editor.el_diamond_caves, "Diamond Caves II:" },
7747   { TYPE_SWITCH,        &setup.editor.el_dx_boulderdash,"DX-Boulderdash:" },
7748   { TYPE_SWITCH,        &setup.editor.el_chars,         "Text Characters:" },
7749   { TYPE_SWITCH, &setup.editor.el_steel_chars, "Text Characters (Steel):" },
7750 #endif
7751   { TYPE_SWITCH,        &setup.editor.el_classic,  "Classic Elements:" },
7752   { TYPE_SWITCH,        &setup.editor.el_custom,  "Custom & Group Elements:" },
7753 #if 0
7754   { TYPE_SWITCH,        &setup.editor.el_headlines,     "Headlines:"    },
7755 #endif
7756   { TYPE_SWITCH, &setup.editor.el_user_defined, "User defined element list:" },
7757   { TYPE_SWITCH,        &setup.editor.el_dynamic,  "Dynamic level elements:" },
7758   { TYPE_EMPTY,         NULL,                   ""                      },
7759 #if 0
7760   { TYPE_SWITCH,        &setup.editor.el_by_game,   "Show elements by game:" },
7761   { TYPE_SWITCH,        &setup.editor.el_by_type,   "Show elements by type:" },
7762   { TYPE_EMPTY,         NULL,                   ""                      },
7763 #endif
7764   { TYPE_SWITCH, &setup.editor.show_element_token,      "Show element token:" },
7765   { TYPE_EMPTY,         NULL,                   ""                      },
7766   { TYPE_SWITCH, &setup.editor.show_read_only_warning,  "Show read-only warning:" },
7767   { TYPE_EMPTY,         NULL,                   ""                      },
7768   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7769
7770   { 0,                  NULL,                   NULL                    }
7771 };
7772
7773 static struct TokenInfo setup_info_graphics[] =
7774 {
7775 #if !defined(PLATFORM_ANDROID)
7776   { TYPE_SWITCH,        &setup.fullscreen,      "Fullscreen:"           },
7777   { TYPE_ENTER_LIST,    execSetupChooseWindowSize, "Window Scaling:"    },
7778   { TYPE_STRING,        &window_size_text,      ""                      },
7779   { TYPE_ENTER_LIST,    execSetupChooseScalingType, "Anti-Aliasing:"    },
7780   { TYPE_STRING,        &scaling_type_text,     ""                      },
7781   { TYPE_ENTER_LIST,    execSetupChooseRenderingMode, "Special Rendering:" },
7782   { TYPE_STRING,        &rendering_mode_text,   ""                      },
7783 #endif
7784 #if 0
7785   { TYPE_ENTER_LIST,    execSetupChooseScrollDelay, "Scroll Delay:"     },
7786   { TYPE_STRING,        &scroll_delay_text,     ""                      },
7787 #endif
7788   { TYPE_ENTER_LIST,    execSetupChooseVsyncMode, "Vertical Sync (VSync):" },
7789   { TYPE_STRING,        &vsync_mode_text,       ""                      },
7790   { TYPE_SWITCH,        &setup.fade_screens,    "Fade Screens:"         },
7791   { TYPE_SWITCH,        &setup.quick_switch,    "Quick Player Focus Switch:" },
7792   { TYPE_SWITCH,        &setup.quick_doors,     "Quick Menu Doors:"     },
7793   { TYPE_SWITCH,        &setup.show_titlescreen,"Show Title Screens:"   },
7794   { TYPE_SWITCH,        &setup.toons,           "Show Menu Animations:" },
7795   { TYPE_SWITCH,        &setup.small_game_graphics, "Small Game Graphics:" },
7796   { TYPE_YES_NO_AUTO,   &setup.debug.xsn_mode,  debug_xsn_mode          },
7797   { TYPE_EMPTY,         NULL,                   ""                      },
7798   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7799
7800   { 0,                  NULL,                   NULL                    }
7801 };
7802
7803 static struct TokenInfo setup_info_sound[] =
7804 {
7805   { TYPE_SWITCH,        &setup.sound_simple,    "Sound Effects (Normal):"  },
7806   { TYPE_SWITCH,        &setup.sound_loops,     "Sound Effects (Looping):" },
7807   { TYPE_SWITCH,        &setup.sound_music,     "Music:"                },
7808   { TYPE_EMPTY,         NULL,                   ""                      },
7809   { TYPE_ENTER_LIST,    execSetupChooseVolumeSimple, "Sound Volume (Normal):" },
7810   { TYPE_STRING,        &volume_simple_text,    ""                      },
7811   { TYPE_ENTER_LIST,    execSetupChooseVolumeLoops, "Sound Volume (Looping):" },
7812   { TYPE_STRING,        &volume_loops_text,     ""                      },
7813   { TYPE_ENTER_LIST,    execSetupChooseVolumeMusic, "Music Volume:"     },
7814   { TYPE_STRING,        &volume_music_text,     ""                      },
7815   { TYPE_EMPTY,         NULL,                   ""                      },
7816   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7817
7818   { 0,                  NULL,                   NULL                    }
7819 };
7820
7821 static struct TokenInfo setup_info_artwork[] =
7822 {
7823   { TYPE_ENTER_LIST,    execSetupChooseGraphics,"Custom Graphics:"      },
7824   { TYPE_STRING,        &graphics_set_name,     ""                      },
7825   { TYPE_ENTER_LIST,    execSetupChooseSounds,  "Custom Sounds:"        },
7826   { TYPE_STRING,        &sounds_set_name,       ""                      },
7827   { TYPE_ENTER_LIST,    execSetupChooseMusic,   "Custom Music:"         },
7828   { TYPE_STRING,        &music_set_name,        ""                      },
7829   { TYPE_EMPTY,         NULL,                   ""                      },
7830   { TYPE_YES_NO_AUTO,&setup.override_level_graphics,"Override Level Graphics:"},
7831   { TYPE_YES_NO_AUTO,&setup.override_level_sounds,  "Override Level Sounds:"  },
7832   { TYPE_YES_NO_AUTO,&setup.override_level_music,   "Override Level Music:"   },
7833   { TYPE_EMPTY,         NULL,                   ""                      },
7834   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7835
7836   { 0,                  NULL,                   NULL                    }
7837 };
7838
7839 static struct TokenInfo setup_info_input[] =
7840 {
7841   { TYPE_SWITCH,        NULL,                   "Player:"               },
7842   { TYPE_SWITCH,        NULL,                   "Device:"               },
7843   { TYPE_SWITCH,        NULL,                   ""                      },
7844   { TYPE_SKIPPABLE,     NULL,                   ""                      },
7845   { TYPE_EMPTY,         NULL,                   ""                      },
7846   { TYPE_EMPTY,         NULL,                   ""                      },
7847   { TYPE_EMPTY,         NULL,                   ""                      },
7848   { TYPE_EMPTY,         NULL,                   ""                      },
7849   { TYPE_EMPTY,         NULL,                   ""                      },
7850   { TYPE_EMPTY,         NULL,                   ""                      },
7851   { TYPE_EMPTY,         NULL,                   ""                      },
7852   { TYPE_EMPTY,         NULL,                   ""                      },
7853   { TYPE_SKIPPABLE,     NULL,                   ""                      },
7854   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7855
7856   { 0,                  NULL,                   NULL                    }
7857 };
7858
7859 static struct TokenInfo setup_info_touch[] =
7860 {
7861   { TYPE_ENTER_LIST,    execSetupChooseTouchControls, "Touch Control Type:" },
7862   { TYPE_STRING,        &touch_controls_text,   ""                      },
7863   { TYPE_EMPTY,         NULL,                   ""                      },
7864   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7865
7866   { 0,                  NULL,                   NULL                    }
7867 };
7868
7869 static struct TokenInfo setup_info_touch_virtual_buttons_0[] =
7870 {
7871   { TYPE_ENTER_LIST,    execSetupChooseTouchControls, "Touch Control Type:" },
7872   { TYPE_STRING,        &touch_controls_text,   ""                      },
7873   { TYPE_EMPTY,         NULL,                   ""                      },
7874   { TYPE_ENTER_LIST,    execSetupChooseGridXSize_0, "Horizontal Buttons (Landscape):"   },
7875   { TYPE_STRING,        &grid_size_text[0][0],  ""                      },
7876   { TYPE_ENTER_LIST,    execSetupChooseGridYSize_0, "Vertical Buttons (Landscape):"     },
7877   { TYPE_STRING,        &grid_size_text[0][1],  ""                      },
7878   { TYPE_ENTER_LIST,    execSetupChooseTransparency, "Button Transparency:" },
7879   { TYPE_STRING,        &transparency_text,     ""                      },
7880   { TYPE_SWITCH,        &setup.touch.draw_outlined, "Draw Buttons Outlined:" },
7881   { TYPE_SWITCH,        &setup.touch.draw_pressed, "Highlight Pressed Buttons:" },
7882   { TYPE_EMPTY,         NULL,                   ""                      },
7883   { TYPE_ENTER_LIST,    execSetupConfigureVirtualButtons, "Configure Virtual Buttons" },
7884   { TYPE_EMPTY,         NULL,                   ""                      },
7885   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7886
7887   { 0,                  NULL,                   NULL                    }
7888 };
7889
7890 static struct TokenInfo setup_info_touch_virtual_buttons_1[] =
7891 {
7892   { TYPE_ENTER_LIST,    execSetupChooseTouchControls, "Touch Control Type:" },
7893   { TYPE_STRING,        &touch_controls_text,   ""                      },
7894   { TYPE_EMPTY,         NULL,                   ""                      },
7895   { TYPE_ENTER_LIST,    execSetupChooseGridXSize_1, "Horizontal Buttons (Portrait):"    },
7896   { TYPE_STRING,        &grid_size_text[1][0],  ""                      },
7897   { TYPE_ENTER_LIST,    execSetupChooseGridYSize_1, "Vertical Buttons (Portrait):"      },
7898   { TYPE_STRING,        &grid_size_text[1][1],  ""                      },
7899   { TYPE_ENTER_LIST,    execSetupChooseTransparency, "Button Transparency:" },
7900   { TYPE_STRING,        &transparency_text,     ""                      },
7901   { TYPE_SWITCH,        &setup.touch.draw_outlined, "Draw Buttons Outlined:" },
7902   { TYPE_SWITCH,        &setup.touch.draw_pressed, "Highlight Pressed Buttons:" },
7903   { TYPE_EMPTY,         NULL,                   ""                      },
7904   { TYPE_ENTER_LIST,    execSetupConfigureVirtualButtons, "Configure Virtual Buttons" },
7905   { TYPE_EMPTY,         NULL,                   ""                      },
7906   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7907
7908   { 0,                  NULL,                   NULL                    }
7909 };
7910
7911 static struct TokenInfo *setup_info_touch_virtual_buttons[] =
7912 {
7913   setup_info_touch_virtual_buttons_0,
7914   setup_info_touch_virtual_buttons_1
7915 };
7916
7917 static struct TokenInfo setup_info_touch_wipe_gestures[] =
7918 {
7919   { TYPE_ENTER_LIST,    execSetupChooseTouchControls, "Touch Control Type:" },
7920   { TYPE_STRING,        &touch_controls_text,   ""                      },
7921   { TYPE_EMPTY,         NULL,                   ""                      },
7922   { TYPE_ENTER_LIST,    execSetupChooseMoveDistance, "Move Trigger Distance:" },
7923   { TYPE_STRING,        &move_distance_text,    ""                      },
7924   { TYPE_ENTER_LIST,    execSetupChooseDropDistance, "Drop Trigger Distance:" },
7925   { TYPE_STRING,        &drop_distance_text,    ""                      },
7926   { TYPE_EMPTY,         NULL,                   ""                      },
7927   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7928
7929   { 0,                  NULL,                   NULL                    }
7930 };
7931
7932 static struct TokenInfo setup_info_shortcuts[] =
7933 {
7934   { TYPE_ENTER_MENU,    execSetupShortcuts1,    "Various Keys"          },
7935   { TYPE_ENTER_MENU,    execSetupShortcuts2,    "Player Focus"          },
7936   { TYPE_ENTER_MENU,    execSetupShortcuts3,    "Tape Buttons"          },
7937   { TYPE_ENTER_MENU,    execSetupShortcuts4,    "Sound & Music"         },
7938   { TYPE_ENTER_MENU,    execSetupShortcuts5,    "TAS Snap Keys"         },
7939   { TYPE_EMPTY,         NULL,                   ""                      },
7940   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7941
7942   { 0,                  NULL,                   NULL                    }
7943 };
7944
7945 static struct TokenInfo setup_info_shortcuts_1[] =
7946 {
7947   { TYPE_KEYTEXT,       NULL,           "Quick Save Game to Tape:",     },
7948   { TYPE_KEY,           &setup.shortcut.save_game, ""                   },
7949   { TYPE_KEYTEXT,       NULL,           "Quick Load Game from Tape:",   },
7950   { TYPE_KEY,           &setup.shortcut.load_game, ""                   },
7951   { TYPE_KEYTEXT,       NULL,           "Restart Game:",                },
7952   { TYPE_KEY,           &setup.shortcut.restart_game, ""                },
7953   { TYPE_KEYTEXT,       NULL,           "Replay & Pause Before End:",   },
7954   { TYPE_KEY,           &setup.shortcut.pause_before_end, ""            },
7955   { TYPE_KEYTEXT,       NULL,           "Start Game & Toggle Pause:",   },
7956   { TYPE_KEY,           &setup.shortcut.toggle_pause, ""                },
7957   { TYPE_EMPTY,         NULL,                   ""                      },
7958   { TYPE_YES_NO,        &setup.ask_on_escape,   "Ask on 'Esc' Key:"     },
7959   { TYPE_YES_NO, &setup.ask_on_escape_editor,   "Ask on 'Esc' Key (Editor):" },
7960   { TYPE_EMPTY,         NULL,                   ""                      },
7961   { TYPE_LEAVE_MENU,    execSetupShortcuts,     "Back"                  },
7962
7963   { 0,                  NULL,                   NULL                    }
7964 };
7965
7966 static struct TokenInfo setup_info_shortcuts_2[] =
7967 {
7968   { TYPE_KEYTEXT,       NULL,           "Set Focus to Player 1:",       },
7969   { TYPE_KEY,           &setup.shortcut.focus_player[0], ""             },
7970   { TYPE_KEYTEXT,       NULL,           "Set Focus to Player 2:",       },
7971   { TYPE_KEY,           &setup.shortcut.focus_player[1], ""             },
7972   { TYPE_KEYTEXT,       NULL,           "Set Focus to Player 3:",       },
7973   { TYPE_KEY,           &setup.shortcut.focus_player[2], ""             },
7974   { TYPE_KEYTEXT,       NULL,           "Set Focus to Player 4:",       },
7975   { TYPE_KEY,           &setup.shortcut.focus_player[3], ""             },
7976   { TYPE_KEYTEXT,       NULL,           "Set Focus to All Players:",    },
7977   { TYPE_KEY,           &setup.shortcut.focus_player_all, ""            },
7978   { TYPE_EMPTY,         NULL,                   ""                      },
7979   { TYPE_LEAVE_MENU,    execSetupShortcuts,     "Back"                  },
7980
7981   { 0,                  NULL,                   NULL                    }
7982 };
7983
7984 static struct TokenInfo setup_info_shortcuts_3[] =
7985 {
7986   { TYPE_KEYTEXT,       NULL,                   "Eject Tape:",          },
7987   { TYPE_KEY,           &setup.shortcut.tape_eject, ""                  },
7988   { TYPE_KEYTEXT,       NULL,                   "Warp / Single Step:",  },
7989   { TYPE_KEY,           &setup.shortcut.tape_extra, ""                  },
7990   { TYPE_KEYTEXT,       NULL,                   "Stop Tape:",           },
7991   { TYPE_KEY,           &setup.shortcut.tape_stop, ""                   },
7992   { TYPE_KEYTEXT,       NULL,                   "Pause / Unpause Tape:",},
7993   { TYPE_KEY,           &setup.shortcut.tape_pause, ""                  },
7994   { TYPE_KEYTEXT,       NULL,                   "Record Tape:",         },
7995   { TYPE_KEY,           &setup.shortcut.tape_record, ""                 },
7996   { TYPE_KEYTEXT,       NULL,                   "Play Tape:",           },
7997   { TYPE_KEY,           &setup.shortcut.tape_play, ""                   },
7998   { TYPE_EMPTY,         NULL,                   ""                      },
7999   { TYPE_LEAVE_MENU,    execSetupShortcuts,     "Back"                  },
8000
8001   { 0,                  NULL,                   NULL                    }
8002 };
8003
8004 static struct TokenInfo setup_info_shortcuts_4[] =
8005 {
8006   { TYPE_KEYTEXT,       NULL,           "Toggle Sound Effects (Normal):", },
8007   { TYPE_KEY,           &setup.shortcut.sound_simple, ""                },
8008   { TYPE_KEYTEXT,       NULL,           "Toggle Sound Effects (Looping):", },
8009   { TYPE_KEY,           &setup.shortcut.sound_loops, ""                 },
8010   { TYPE_KEYTEXT,       NULL,           "Toggle Music:",                },
8011   { TYPE_KEY,           &setup.shortcut.sound_music, ""                 },
8012   { TYPE_EMPTY,         NULL,                   ""                      },
8013   { TYPE_LEAVE_MENU,    execSetupShortcuts,     "Back"                  },
8014
8015   { 0,                  NULL,                   NULL                    }
8016 };
8017
8018 static struct TokenInfo setup_info_shortcuts_5[] =
8019 {
8020   { TYPE_KEYTEXT,       NULL,                   "Snap Left:",           },
8021   { TYPE_KEY,           &setup.shortcut.snap_left, ""                   },
8022   { TYPE_KEYTEXT,       NULL,                   "Snap Right:",          },
8023   { TYPE_KEY,           &setup.shortcut.snap_right, ""                  },
8024   { TYPE_KEYTEXT,       NULL,                   "Snap Up:",             },
8025   { TYPE_KEY,           &setup.shortcut.snap_up, ""                     },
8026   { TYPE_KEYTEXT,       NULL,                   "Snap Down:",           },
8027   { TYPE_KEY,           &setup.shortcut.snap_down, ""                   },
8028   { TYPE_EMPTY,         NULL,                   ""                      },
8029   { TYPE_LEAVE_MENU,    execSetupShortcuts,     "Back"                  },
8030
8031   { 0,                  NULL,                   NULL                    }
8032 };
8033
8034 static Key getSetupKey(void)
8035 {
8036   Key key = KSYM_UNDEFINED;
8037   boolean got_key_event = FALSE;
8038
8039   while (!got_key_event)
8040   {
8041     Event event;
8042
8043     if (NextValidEvent(&event))
8044     {
8045       switch (event.type)
8046       {
8047         case EVENT_KEYPRESS:
8048           {
8049             key = GetEventKey((KeyEvent *)&event, TRUE);
8050
8051             // press 'Escape' or 'Enter' to keep the existing key binding
8052             if (key == KSYM_Escape || key == KSYM_Return)
8053               key = KSYM_UNDEFINED;     // keep old value
8054
8055             got_key_event = TRUE;
8056           }
8057           break;
8058
8059         case EVENT_KEYRELEASE:
8060           key_joystick_mapping = 0;
8061           break;
8062
8063         default:
8064           HandleOtherEvents(&event);
8065           break;
8066       }
8067     }
8068
8069     BackToFront();
8070   }
8071
8072   return key;
8073 }
8074
8075 static int getSetupValueFont(int type, void *value)
8076 {
8077   if (type & TYPE_GHOSTED)
8078     return FONT_OPTION_OFF;
8079   else if (type & TYPE_KEY)
8080     return (type & TYPE_QUERY ? FONT_INPUT_1_ACTIVE : FONT_VALUE_1);
8081   else if (type & TYPE_STRING)
8082     return FONT_VALUE_2;
8083   else if (type & TYPE_ECS_AGA)
8084     return FONT_VALUE_1;
8085   else if (type & TYPE_BOOLEAN_STYLE)
8086     return (*(boolean *)value ? FONT_OPTION_ON : FONT_OPTION_OFF);
8087   else if (type & TYPE_YES_NO_AUTO)
8088     return (*(int *)value == AUTO  ? FONT_OPTION_ON :
8089             *(int *)value == FALSE ? FONT_OPTION_OFF : FONT_OPTION_ON);
8090   else if (type & TYPE_PLAYER)
8091     return FONT_VALUE_1;
8092   else
8093     return FONT_VALUE_1;
8094 }
8095
8096 static int getSetupValueFontNarrow(int type, int font_nr)
8097 {
8098   return (font_nr == FONT_VALUE_1    ? FONT_VALUE_NARROW :
8099           font_nr == FONT_OPTION_ON  ? FONT_OPTION_ON_NARROW :
8100           font_nr == FONT_OPTION_OFF ? FONT_OPTION_OFF_NARROW :
8101           font_nr);
8102 }
8103
8104 static void drawSetupValue(int screen_pos, int setup_info_pos_raw)
8105 {
8106   int si_pos = (setup_info_pos_raw < 0 ? screen_pos : setup_info_pos_raw);
8107   struct TokenInfo *si = &setup_info[si_pos];
8108   boolean font_draw_xoffset_modified = FALSE;
8109   boolean scrollbar_needed = (num_setup_info < max_setup_info);
8110   int font_draw_xoffset_old = -1;
8111   int xoffset = (scrollbar_needed ? -1 : 0);
8112   int menu_screen_value_xpos = MENU_SCREEN_VALUE_XPOS + xoffset;
8113   int menu_screen_max_xpos = MENU_SCREEN_MAX_XPOS + xoffset;
8114   int xpos = menu_screen_value_xpos;
8115   int ypos = MENU_SCREEN_START_YPOS + screen_pos;
8116   int startx = mSX + xpos * 32;
8117   int starty = mSY + ypos * 32;
8118   int type = si->type;
8119   void *value = si->value;
8120   char *value_string = getSetupValue(type, value);
8121   int font_nr_default = getSetupValueFont(type, value);
8122   int font_width_default = getFontWidth(font_nr_default);
8123   int font_nr = font_nr_default;
8124   int i;
8125
8126   if (value_string == NULL)
8127     return;
8128
8129   if (type & TYPE_KEY)
8130   {
8131     xpos = MENU_SCREEN_START_XPOS;
8132
8133     if (type & TYPE_QUERY)
8134       value_string = "<press key>";
8135   }
8136   else if (type & TYPE_STRING)
8137   {
8138     int max_value_len = (SXSIZE - 2 * TILEX) / font_width_default;
8139
8140     xpos = MENU_SCREEN_START_XPOS;
8141
8142     if (strlen(value_string) > max_value_len)
8143       value_string[max_value_len] = '\0';
8144   }
8145   else if (type & TYPE_YES_NO_AUTO)
8146   {
8147     xpos = menu_screen_value_xpos - 1;
8148   }
8149   else if (type & TYPE_PLAYER)
8150   {
8151     int displayed_player_nr = *(int *)value + 1;
8152
8153     value_string = getSetupValue(TYPE_INTEGER, (void *)&displayed_player_nr);
8154   }
8155
8156   startx = mSX + xpos * 32;
8157   starty = mSY + ypos * 32;
8158
8159   // special check if right-side setup values moved left due to scrollbar
8160   if (scrollbar_needed && xpos > MENU_SCREEN_START_XPOS)
8161   {
8162     int max_menu_text_length = 26;      // maximum text length for classic menu
8163     int font_xoffset = getFontDrawOffsetX(font_nr);
8164     int text_startx = mSX + MENU_SCREEN_START_XPOS * 32;
8165     int text_font_nr = getMenuTextFont(FONT_MENU_2);
8166     int text_font_xoffset = getFontDrawOffsetX(text_font_nr);
8167     int text_width = max_menu_text_length * getFontWidth(text_font_nr);
8168
8169     if (startx + font_xoffset < text_startx + text_width + text_font_xoffset)
8170     {
8171       // when using narrow font, left-shifting text "auto" not needed
8172       if (type & TYPE_YES_NO_AUTO)
8173         xpos += 1;
8174
8175       xpos += 1;
8176       startx = mSX + xpos * 32;
8177
8178       font_nr = getSetupValueFontNarrow(type, font_nr);
8179     }
8180   }
8181
8182   // downward compatibility correction for Juergen Bonhagen's menu settings
8183   if (setup_mode != SETUP_MODE_INPUT)
8184   {
8185     int max_menu_text_length_big = (menu_screen_value_xpos -
8186                                     MENU_SCREEN_START_XPOS);
8187     int max_menu_text_length_medium = max_menu_text_length_big * 2;
8188     int check_font_nr = FONT_OPTION_ON; // known font that needs correction
8189     int font1_xoffset = getFontDrawOffsetX(font_nr);
8190     int font2_xoffset = getFontDrawOffsetX(check_font_nr);
8191     int text_startx = mSX + MENU_SCREEN_START_XPOS * 32;
8192     int text_font_nr = getMenuTextFont(FONT_MENU_2);
8193     int text_font_xoffset = getFontDrawOffsetX(text_font_nr);
8194     int text_width = max_menu_text_length_medium * getFontWidth(text_font_nr);
8195     boolean correct_font_draw_xoffset = FALSE;
8196
8197     if (xpos == MENU_SCREEN_START_XPOS &&
8198         startx + font1_xoffset < text_startx + text_font_xoffset)
8199       correct_font_draw_xoffset = TRUE;
8200
8201     if (xpos == menu_screen_value_xpos &&
8202         startx + font2_xoffset < text_startx + text_width + text_font_xoffset)
8203       correct_font_draw_xoffset = TRUE;
8204
8205     // check if setup value would overlap with setup text when printed
8206     // (this can happen for extreme/wrong values for font draw offset)
8207     if (correct_font_draw_xoffset)
8208     {
8209       font_draw_xoffset_old = getFontDrawOffsetX(font_nr);
8210       font_draw_xoffset_modified = TRUE;
8211
8212       if (type & TYPE_KEY)
8213         getFontBitmapInfo(font_nr)->draw_xoffset += 2 * getFontWidth(font_nr);
8214       else if (!(type & TYPE_STRING))
8215         getFontBitmapInfo(font_nr)->draw_xoffset = text_font_xoffset + 20 -
8216           max_menu_text_length_medium * (16 - getFontWidth(text_font_nr));
8217     }
8218   }
8219
8220   for (i = 0; i <= menu_screen_max_xpos - xpos; i++)
8221     DrawText(startx + i * font_width_default, starty, " ", font_nr_default);
8222
8223   DrawText(startx, starty, value_string, font_nr);
8224
8225   if (type & TYPE_PLAYER)
8226   {
8227     struct FontBitmapInfo *font = getFontBitmapInfo(font_nr);
8228     int player_nr = *(int *)value;
8229     int xoff = font->draw_xoffset + getFontWidth(font_nr);
8230     int yoff = font->draw_yoffset + (getFontHeight(font_nr) - TILEY) / 2;
8231     int startx2 = startx + xoff;
8232     int starty2 = starty + yoff;
8233
8234     if (DrawingOnBackground(startx2, starty2))
8235       ClearRectangleOnBackground(drawto, startx2, starty2, TILEX, TILEY);
8236
8237     DrawFixedGraphicThruMaskExt(drawto, startx2, starty2,
8238                                 PLAYER_NR_GFX(IMG_PLAYER_1, player_nr), 0);
8239   }
8240
8241   if (font_draw_xoffset_modified)
8242     getFontBitmapInfo(font_nr)->draw_xoffset = font_draw_xoffset_old;
8243 }
8244
8245 static void changeSetupValue(int screen_pos, int setup_info_pos_raw, int dx)
8246 {
8247   int si_pos = (setup_info_pos_raw < 0 ? screen_pos : setup_info_pos_raw);
8248   struct TokenInfo *si = &setup_info[si_pos];
8249
8250   if (si->type & TYPE_BOOLEAN_STYLE)
8251   {
8252     *(boolean *)si->value ^= TRUE;
8253   }
8254   else if (si->type & TYPE_YES_NO_AUTO)
8255   {
8256     *(int *)si->value =
8257       (dx == -1 ?
8258        (*(int *)si->value == AUTO ? TRUE :
8259         *(int *)si->value == TRUE ? FALSE : AUTO) :
8260        (*(int *)si->value == TRUE ? AUTO :
8261         *(int *)si->value == AUTO ? FALSE : TRUE));
8262   }
8263   else if (si->type & TYPE_KEY)
8264   {
8265     Key key;
8266
8267     si->type |= TYPE_QUERY;
8268     drawSetupValue(screen_pos, setup_info_pos_raw);
8269     si->type &= ~TYPE_QUERY;
8270
8271     key = getSetupKey();
8272     if (key != KSYM_UNDEFINED)
8273       *(Key *)si->value = key;
8274   }
8275   else if (si->type & TYPE_PLAYER)
8276   {
8277     int player_nr = *(int *)si->value;
8278
8279     if (dx)
8280       player_nr += dx;
8281     else
8282       player_nr = Request("Choose player", REQ_PLAYER) - 1;
8283
8284     *(int *)si->value = MIN(MAX(0, player_nr), MAX_PLAYERS - 1);
8285   }
8286
8287   drawSetupValue(screen_pos, setup_info_pos_raw);
8288
8289   // fullscreen state may have changed at this point
8290   if (si->value == &setup.fullscreen)
8291     ToggleFullscreenIfNeeded();
8292
8293   // network mode may have changed at this point
8294   if (si->value == &setup.network_mode)
8295     ToggleNetworkModeIfNeeded();
8296
8297   // API server mode may have changed at this point
8298   if (si->value == &setup.use_api_server)
8299     ToggleUseApiServerIfNeeded();
8300
8301   // game speed list may have changed at this point
8302   if (si->value == &setup.game_speed_extended)
8303     ToggleGameSpeedsListIfNeeded();
8304 }
8305
8306 static struct TokenInfo *getSetupInfoFinal(struct TokenInfo *setup_info_orig)
8307 {
8308   static struct TokenInfo *setup_info_final = NULL;
8309   int list_size = 0;
8310   int list_pos = 0;
8311   int i;
8312
8313   // determine maximum list size of target list
8314   while (setup_info_orig[list_size++].type != 0);
8315
8316   // free, allocate and clear memory for target list
8317   checked_free(setup_info_final);
8318   setup_info_final = checked_calloc(list_size * sizeof(struct TokenInfo));
8319
8320   // copy setup info list without setup entries marked as hidden
8321   for (i = 0; setup_info_orig[i].type != 0; i++)
8322   {
8323     // skip setup entries configured to be hidden
8324     if (hideSetupEntry(setup_info_orig[i].value))
8325       continue;
8326
8327     // skip skippable setup entries if screen is lower than usual
8328     if (SCR_FIELDY < SCR_FIELDY_DEFAULT &&
8329         setup_info_orig[i].type == TYPE_SKIPPABLE)
8330       continue;
8331
8332     setup_info_final[list_pos++] = setup_info_orig[i];
8333   }
8334
8335   return setup_info_final;
8336 }
8337
8338 static void DrawSetupScreen_Generic(void)
8339 {
8340   int fade_mask = REDRAW_FIELD;
8341   boolean redraw_all = FALSE;
8342   char *title_string = NULL;
8343   int i;
8344
8345   if (CheckFadeAll())
8346     fade_mask = REDRAW_ALL;
8347
8348   UnmapAllGadgets();
8349   FadeMenuSoundsAndMusic();
8350
8351   FreeScreenGadgets();
8352   CreateScreenGadgets();
8353
8354   if (redraw_mask & REDRAW_ALL)
8355     redraw_all = TRUE;
8356
8357   FadeOut(fade_mask);
8358
8359   // needed if different viewport properties defined for setup screen
8360   ChangeViewportPropertiesIfNeeded();
8361
8362   SetMainBackgroundImage(IMG_BACKGROUND_SETUP);
8363
8364   ClearField();
8365
8366   OpenDoor(GetDoorState() | DOOR_NO_DELAY | DOOR_FORCE_REDRAW);
8367
8368   if (setup_mode == SETUP_MODE_MAIN)
8369   {
8370     setup_info = setup_info_main;
8371     title_string = STR_SETUP_MAIN;
8372   }
8373   else if (setup_mode == SETUP_MODE_GAME)
8374   {
8375     setup_info = setup_info_game;
8376     title_string = STR_SETUP_GAME;
8377   }
8378   else if (setup_mode == SETUP_MODE_ENGINES)
8379   {
8380     setup_info = setup_info_engines;
8381     title_string = STR_SETUP_ENGINES;
8382   }
8383   else if (setup_mode == SETUP_MODE_EDITOR)
8384   {
8385     setup_info = setup_info_editor;
8386     title_string = STR_SETUP_EDITOR;
8387   }
8388   else if (setup_mode == SETUP_MODE_GRAPHICS)
8389   {
8390     setup_info = setup_info_graphics;
8391     title_string = STR_SETUP_GRAPHICS;
8392   }
8393   else if (setup_mode == SETUP_MODE_SOUND)
8394   {
8395     setup_info = setup_info_sound;
8396     title_string = STR_SETUP_SOUND;
8397   }
8398   else if (setup_mode == SETUP_MODE_ARTWORK)
8399   {
8400     setup_info = setup_info_artwork;
8401     title_string = STR_SETUP_ARTWORK;
8402   }
8403   else if (setup_mode == SETUP_MODE_TOUCH)
8404   {
8405     setup_info = setup_info_touch;
8406     title_string = STR_SETUP_TOUCH;
8407
8408     if (strEqual(setup.touch.control_type, TOUCH_CONTROL_VIRTUAL_BUTTONS))
8409       setup_info = setup_info_touch_virtual_buttons[GRID_ACTIVE_NR()];
8410     else if (strEqual(setup.touch.control_type, TOUCH_CONTROL_WIPE_GESTURES))
8411       setup_info = setup_info_touch_wipe_gestures;
8412   }
8413   else if (setup_mode == SETUP_MODE_SHORTCUTS)
8414   {
8415     setup_info = setup_info_shortcuts;
8416     title_string = STR_SETUP_SHORTCUTS;
8417   }
8418   else if (setup_mode == SETUP_MODE_SHORTCUTS_1)
8419   {
8420     setup_info = setup_info_shortcuts_1;
8421     title_string = STR_SETUP_SHORTCUTS;
8422   }
8423   else if (setup_mode == SETUP_MODE_SHORTCUTS_2)
8424   {
8425     setup_info = setup_info_shortcuts_2;
8426     title_string = STR_SETUP_SHORTCUTS;
8427   }
8428   else if (setup_mode == SETUP_MODE_SHORTCUTS_3)
8429   {
8430     setup_info = setup_info_shortcuts_3;
8431     title_string = STR_SETUP_SHORTCUTS;
8432   }
8433   else if (setup_mode == SETUP_MODE_SHORTCUTS_4)
8434   {
8435     setup_info = setup_info_shortcuts_4;
8436     title_string = STR_SETUP_SHORTCUTS;
8437   }
8438   else if (setup_mode == SETUP_MODE_SHORTCUTS_5)
8439   {
8440     setup_info = setup_info_shortcuts_5;
8441     title_string = STR_SETUP_SHORTCUTS;
8442   }
8443
8444   // use modified setup info without setup entries marked as hidden
8445   setup_info = getSetupInfoFinal(setup_info);
8446
8447   DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, title_string);
8448
8449   // determine maximal number of setup entries that can be displayed on screen
8450   num_setup_info = 0;
8451   for (i = 0; setup_info[i].type != 0 && i < NUM_MENU_ENTRIES_ON_SCREEN; i++)
8452     num_setup_info++;
8453
8454   // determine maximal number of setup entries available for this setup screen
8455   max_setup_info = 0;
8456   for (i = 0; setup_info[i].type != 0; i++)
8457     max_setup_info++;
8458
8459   HandleSetupScreen_Generic(0, 0, 0, 0, MB_MENU_INITIALIZE);
8460
8461   MapScreenGadgets(max_setup_info);
8462
8463   if (redraw_all)
8464     redraw_mask = fade_mask = REDRAW_ALL;
8465
8466   DrawMaskedBorder(fade_mask);
8467
8468   FadeIn(fade_mask);
8469 }
8470
8471 void HandleSetupScreen_Generic(int mx, int my, int dx, int dy, int button)
8472 {
8473   menu_info = setup_info;
8474
8475   HandleMenuScreen(mx, my, dx, dy, button,
8476                    setup_mode, num_setup_info, max_setup_info);
8477 }
8478
8479 static void DrawSetupScreen_Input(void)
8480 {
8481   int i;
8482
8483   FadeOut(REDRAW_FIELD);
8484
8485   ClearField();
8486
8487   setup_info = getSetupInfoFinal(setup_info_input);
8488
8489   DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, STR_SETUP_INPUT);
8490
8491   for (i = 0; setup_info[i].type != 0; i++)
8492   {
8493     if (setup_info[i].type & (TYPE_ENTER_MENU|TYPE_ENTER_LIST))
8494       initCursor(i, IMG_MENU_BUTTON_ENTER_MENU);
8495     else if (setup_info[i].type & (TYPE_LEAVE_MENU|TYPE_LEAVE_LIST))
8496       initCursor(i, IMG_MENU_BUTTON_LEAVE_MENU);
8497     else if (setup_info[i].type & ~TYPE_SKIP_ENTRY)
8498       initCursor(i, IMG_MENU_BUTTON);
8499
8500     DrawCursorAndText_Setup(i, -1, FALSE);
8501   }
8502
8503   // create gadgets for setup input menu screen
8504   FreeScreenGadgets();
8505   CreateScreenGadgets();
8506
8507   // map gadgets for setup input menu screen
8508   MapScreenMenuGadgets(SCREEN_MASK_INPUT);
8509
8510   HandleSetupScreen_Input(0, 0, 0, 0, MB_MENU_INITIALIZE);
8511
8512   FadeIn(REDRAW_FIELD);
8513 }
8514
8515 static void setJoystickDeviceToNr(char *device_name, int device_nr)
8516 {
8517   if (device_name == NULL)
8518     return;
8519
8520   if (device_nr < 0 || device_nr >= MAX_PLAYERS)
8521     device_nr = 0;
8522
8523   if (strlen(device_name) > 1)
8524   {
8525     char c1 = device_name[strlen(device_name) - 1];
8526     char c2 = device_name[strlen(device_name) - 2];
8527
8528     if (c1 >= '0' && c1 <= '9' && !(c2 >= '0' && c2 <= '9'))
8529       device_name[strlen(device_name) - 1] = '0' + (char)(device_nr % 10);
8530   }
8531   else
8532     strncpy(device_name, getDeviceNameFromJoystickNr(device_nr),
8533             strlen(device_name));
8534 }
8535
8536 static void drawPlayerSetupInputInfo(int player_nr, boolean active)
8537 {
8538   int i;
8539   static struct SetupKeyboardInfo custom_key;
8540   static struct
8541   {
8542     Key *key;
8543     char *text;
8544   } custom[] =
8545   {
8546     { &custom_key.left,  "Axis/Pad Left"  },
8547     { &custom_key.right, "Axis/Pad Right" },
8548     { &custom_key.up,    "Axis/Pad Up"    },
8549     { &custom_key.down,  "Axis/Pad Down"  },
8550     { &custom_key.snap,  "Button 1/A/X"   },
8551     { &custom_key.drop,  "Button 2/B/Y"   }
8552   };
8553   static char *joystick_name[MAX_PLAYERS] =
8554   {
8555     "Joystick1",
8556     "Joystick2",
8557     "Joystick3",
8558     "Joystick4"
8559   };
8560   int font_nr_menu = (active ? FONT_MENU_1_ACTIVE : FONT_MENU_1);
8561   int font_nr_info = FONT_MENU_1;
8562   int font_nr_name = FONT_VALUE_OLD;
8563   int font_nr_on   = FONT_VALUE_1;
8564   int font_nr_off  = FONT_VALUE_OLD;
8565   int pos = 4;
8566
8567   if (SCR_FIELDX < SCR_FIELDX_DEFAULT)
8568   {
8569     font_nr_info = FONT_MENU_2;
8570     font_nr_on   = FONT_VALUE_NARROW;
8571     font_nr_off  = FONT_VALUE_OLD_NARROW;
8572   }
8573
8574   custom_key = setup.input[player_nr].key;
8575
8576   DrawText(mSX + 11 * 32, mSY + 2 * 32, int2str(player_nr + 1, 1),
8577            FONT_INPUT_1_ACTIVE);
8578
8579   ClearRectangleOnBackground(drawto, mSX + 8 * TILEX, mSY + 2 * TILEY,
8580                              TILEX, TILEY);
8581   DrawFixedGraphicThruMaskExt(drawto, mSX + 8 * TILEX, mSY + 2 * TILEY,
8582                               PLAYER_NR_GFX(IMG_PLAYER_1, player_nr), 0);
8583
8584   if (setup.input[player_nr].use_joystick)
8585   {
8586     char *device_name = setup.input[player_nr].joy.device_name;
8587     int joystick_nr = getJoystickNrFromDeviceName(device_name);
8588     boolean joystick_active = CheckJoystickOpened(joystick_nr);
8589     char *text = joystick_name[joystick_nr];
8590     int font_nr = (joystick_active ? font_nr_on : font_nr_off);
8591
8592     DrawText(mSX + 8 * 32, mSY + 3 * 32, text, font_nr);
8593     DrawText(mSX + 32, mSY + 4 * 32, "Configure", font_nr_menu);
8594   }
8595   else
8596   {
8597     DrawText(mSX + 8 * 32, mSY + 3 * 32, "Keyboard ", font_nr_on);
8598     DrawText(mSX + 1 * 32, mSY + 4 * 32, "Customize", font_nr_menu);
8599   }
8600
8601   if (SCR_FIELDY >= SCR_FIELDY_DEFAULT)
8602     DrawText(mSX + 32, mSY + 5 * 32, "Actual Settings:", font_nr_info);
8603   else
8604     pos = 3;
8605
8606   drawCursorXY(1, pos + 0, IMG_MENU_BUTTON_LEFT);
8607   drawCursorXY(1, pos + 1, IMG_MENU_BUTTON_RIGHT);
8608   drawCursorXY(1, pos + 2, IMG_MENU_BUTTON_UP);
8609   drawCursorXY(1, pos + 3, IMG_MENU_BUTTON_DOWN);
8610
8611   DrawText(mSX + 2 * 32, mSY + (pos + 2) * 32, ":", font_nr_name);
8612   DrawText(mSX + 2 * 32, mSY + (pos + 3) * 32, ":", font_nr_name);
8613   DrawText(mSX + 2 * 32, mSY + (pos + 4) * 32, ":", font_nr_name);
8614   DrawText(mSX + 2 * 32, mSY + (pos + 5) * 32, ":", font_nr_name);
8615   DrawText(mSX + 1 * 32, mSY + (pos + 6) * 32, "Snap Field:", font_nr_name);
8616   DrawText(mSX + 1 * 32, mSY + (pos + 8) * 32, "Drop Element:", font_nr_name);
8617
8618   for (i = 0; i < 6; i++)
8619   {
8620     int ypos = (pos + 2) + i + (i > 3 ? i - 3 : 0);
8621
8622     DrawText(mSX + 3 * 32, mSY + ypos * 32,
8623              "              ", font_nr_on);
8624     DrawText(mSX + 3 * 32, mSY + ypos * 32,
8625              (setup.input[player_nr].use_joystick ?
8626               custom[i].text :
8627               getKeyNameFromKey(*custom[i].key)), font_nr_on);
8628   }
8629 }
8630
8631 static int input_player_nr = 0;
8632
8633 static void HandleSetupScreen_Input_Player(int step, int direction)
8634 {
8635   int old_player_nr = input_player_nr;
8636   int new_player_nr;
8637
8638   new_player_nr = old_player_nr + step * direction;
8639   if (new_player_nr < 0)
8640     new_player_nr = 0;
8641   if (new_player_nr > MAX_PLAYERS - 1)
8642     new_player_nr = MAX_PLAYERS - 1;
8643
8644   if (new_player_nr != old_player_nr)
8645   {
8646     input_player_nr = new_player_nr;
8647
8648     drawPlayerSetupInputInfo(input_player_nr, FALSE);
8649   }
8650 }
8651
8652 void HandleSetupScreen_Input(int mx, int my, int dx, int dy, int button)
8653 {
8654   static int choice = 0;
8655   int x = 0;
8656   int y = choice;
8657   int pos_start  = SETUPINPUT_SCREEN_POS_START;
8658   int pos_empty1 = SETUPINPUT_SCREEN_POS_EMPTY1;
8659   int pos_empty2 = SETUPINPUT_SCREEN_POS_EMPTY2;
8660   int pos_end    = SETUPINPUT_SCREEN_POS_END;
8661
8662   if (SCR_FIELDY < SCR_FIELDY_DEFAULT)
8663   {
8664     int i;
8665
8666     for (i = 0; setup_info_input[i].type != 0; i++)
8667     {
8668       // adjust menu structure according to skipped setup entries
8669       if (setup_info_input[i].type == TYPE_SKIPPABLE)
8670       {
8671         pos_empty2--;
8672         pos_end--;
8673       }
8674     }
8675   }
8676
8677   if (button == MB_MENU_INITIALIZE)
8678   {
8679     // input setup menu may have changed size due to graphics configuration
8680     if (choice >= pos_empty1)
8681       choice = pos_end;
8682
8683     drawPlayerSetupInputInfo(input_player_nr, (choice == 2));
8684
8685     DrawCursorAndText_Setup(choice, -1, TRUE);
8686
8687     return;
8688   }
8689   else if (button == MB_MENU_LEAVE)
8690   {
8691     setup_mode = SETUP_MODE_MAIN;
8692     DrawSetupScreen();
8693     InitJoysticks();
8694
8695     return;
8696   }
8697
8698   if (mx || my)         // mouse input
8699   {
8700     x = (mx - mSX) / 32;
8701     y = (my - mSY) / 32 - MENU_SCREEN_START_YPOS;
8702   }
8703   else if (dx || dy)    // keyboard input
8704   {
8705     if (dx && choice == 0)
8706       x = (dx < 0 ? 10 : 12);
8707     else if ((dx && choice == 1) ||
8708              (dx == -1 && choice == pos_end))
8709       button = MB_MENU_CHOICE;
8710     else if (dy)
8711       y = choice + dy;
8712
8713     if (y >= pos_empty1 && y <= pos_empty2)
8714       y = (dy > 0 ? pos_empty2 + 1 : pos_empty1 - 1);
8715   }
8716
8717   if (y == 0 && dx != 0 && button)
8718   {
8719     HandleSetupScreen_Input_Player(1, dx < 0 ? -1 : +1);
8720   }
8721   else if (IN_VIS_FIELD(x, y) &&        // (does not use "IN_VIS_MENU()" yet)
8722            y >= pos_start && y <= pos_end &&
8723            !(y >= pos_empty1 && y <= pos_empty2))
8724   {
8725     if (button)
8726     {
8727       if (y != choice)
8728       {
8729         DrawCursorAndText_Setup(choice, -1, FALSE);
8730         DrawCursorAndText_Setup(y, -1, TRUE);
8731
8732         drawPlayerSetupInputInfo(input_player_nr, (y == 2));
8733
8734         choice = y;
8735       }
8736     }
8737     else
8738     {
8739       if (y == 1)
8740       {
8741         char *device_name = setup.input[input_player_nr].joy.device_name;
8742
8743         if (!setup.input[input_player_nr].use_joystick)
8744         {
8745           int new_device_nr = (dx >= 0 ? 0 : MAX_PLAYERS - 1);
8746
8747           setJoystickDeviceToNr(device_name, new_device_nr);
8748           setup.input[input_player_nr].use_joystick = TRUE;
8749         }
8750         else
8751         {
8752           int device_nr = getJoystickNrFromDeviceName(device_name);
8753           int new_device_nr = device_nr + (dx >= 0 ? +1 : -1);
8754
8755           if (new_device_nr < 0 || new_device_nr >= MAX_PLAYERS)
8756             setup.input[input_player_nr].use_joystick = FALSE;
8757           else
8758             setJoystickDeviceToNr(device_name, new_device_nr);
8759         }
8760
8761         drawPlayerSetupInputInfo(input_player_nr, FALSE);
8762       }
8763       else if (y == 2)
8764       {
8765         if (setup.input[input_player_nr].use_joystick)
8766           ConfigureJoystick(input_player_nr);
8767         else
8768           CustomizeKeyboard(input_player_nr);
8769       }
8770       else if (y == pos_end)
8771       {
8772         InitJoysticks();
8773
8774         FadeSetLeaveMenu();
8775
8776         setup_mode = SETUP_MODE_MAIN;
8777         DrawSetupScreen();
8778       }
8779     }
8780   }
8781 }
8782
8783 static boolean CustomizeKeyboardMain(int player_nr)
8784 {
8785   int i;
8786   int step_nr;
8787   boolean finished = FALSE;
8788   static struct SetupKeyboardInfo custom_key;
8789   static struct
8790   {
8791     Key *key;
8792     char *text;
8793   } customize_step[] =
8794   {
8795     { &custom_key.left,  "Move Left"    },
8796     { &custom_key.right, "Move Right"   },
8797     { &custom_key.up,    "Move Up"      },
8798     { &custom_key.down,  "Move Down"    },
8799     { &custom_key.snap,  "Snap Field"   },
8800     { &custom_key.drop,  "Drop Element" }
8801   };
8802   int font_nr_old = FONT_VALUE_OLD;
8803   int font_nr_new = FONT_VALUE_1;
8804   boolean success = FALSE;
8805
8806   if (SCR_FIELDX < SCR_FIELDX_DEFAULT)
8807   {
8808     font_nr_old = FONT_VALUE_OLD_NARROW;
8809     font_nr_new = FONT_VALUE_NARROW;
8810   }
8811
8812   // read existing key bindings from player setup
8813   custom_key = setup.input[player_nr].key;
8814
8815   FadeSetEnterMenu();
8816   FadeOut(REDRAW_FIELD);
8817
8818   ClearField();
8819
8820   DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, "Keyboard Input");
8821
8822   step_nr = 0;
8823   DrawText(mSX, mSY + (2 + 2 * step_nr) * 32,
8824            customize_step[step_nr].text, FONT_INPUT_1_ACTIVE);
8825   DrawText(mSX, mSY + (2 + 2 * step_nr + 1) * 32,
8826            "Key:", FONT_INPUT_1_ACTIVE);
8827   DrawText(mSX + 4 * 32, mSY + (2 + 2 * step_nr + 1) * 32,
8828            getKeyNameFromKey(*customize_step[step_nr].key), font_nr_old);
8829
8830   FadeIn(REDRAW_FIELD);
8831
8832   while (!finished)
8833   {
8834     Event event;
8835
8836     if (NextValidEvent(&event))
8837     {
8838       switch (event.type)
8839       {
8840         case EVENT_KEYPRESS:
8841           {
8842             Key key = GetEventKey((KeyEvent *)&event, FALSE);
8843
8844             // press 'Escape' to abort and keep the old key bindings
8845             if (key == KSYM_Escape)
8846             {
8847               FadeSkipNextFadeIn();
8848
8849               finished = TRUE;
8850
8851               break;
8852             }
8853
8854             // press 'Enter' to keep the existing key binding
8855             if (key == KSYM_Return)
8856               key = *customize_step[step_nr].key;
8857
8858             // check if key already used
8859             for (i = 0; i < step_nr; i++)
8860               if (*customize_step[i].key == key)
8861                 break;
8862             if (i < step_nr)
8863               break;
8864
8865             // got new key binding
8866             *customize_step[step_nr].key = key;
8867             DrawText(mSX + 4 * 32, mSY + (2 + 2 * step_nr + 1) * 32,
8868                      "             ", font_nr_new);
8869             DrawText(mSX + 4 * 32, mSY + (2 + 2 * step_nr + 1) * 32,
8870                      getKeyNameFromKey(key), font_nr_new);
8871             step_nr++;
8872
8873             // un-highlight last query
8874             DrawText(mSX, mSY + (2 + 2 * (step_nr - 1)) * 32,
8875                      customize_step[step_nr - 1].text, FONT_MENU_1);
8876             DrawText(mSX, mSY + (2 + 2 * (step_nr - 1) + 1) * 32,
8877                      "Key:", FONT_MENU_1);
8878
8879             // all keys configured
8880             if (step_nr == 6)
8881             {
8882               finished = TRUE;
8883               success = TRUE;
8884
8885               break;
8886             }
8887
8888             // query next key binding
8889             DrawText(mSX, mSY + (2 + 2 * step_nr) * 32,
8890                      customize_step[step_nr].text, FONT_INPUT_1_ACTIVE);
8891             DrawText(mSX, mSY + (2 + 2 * step_nr + 1) * 32,
8892                      "Key:", FONT_INPUT_1_ACTIVE);
8893             DrawText(mSX + 4 * 32, mSY + (2 + 2 * step_nr + 1) * 32,
8894                      getKeyNameFromKey(*customize_step[step_nr].key),
8895                      font_nr_old);
8896           }
8897           break;
8898
8899         case EVENT_KEYRELEASE:
8900           key_joystick_mapping = 0;
8901           break;
8902
8903         default:
8904           HandleOtherEvents(&event);
8905           break;
8906       }
8907     }
8908
8909     BackToFront();
8910   }
8911
8912   // write new key bindings back to player setup, if successfully finished
8913   if (success)
8914     setup.input[player_nr].key = custom_key;
8915
8916   return success;
8917 }
8918
8919 void CustomizeKeyboard(int player_nr)
8920 {
8921   boolean success = CustomizeKeyboardMain(player_nr);
8922
8923   if (success)
8924   {
8925     int font_nr = FONT_TITLE_1;
8926     int font_height = getFontHeight(font_nr);
8927     int ypos1 = SYSIZE / 2 - font_height * 2;
8928     int ypos2 = SYSIZE / 2 - font_height * 1;
8929     unsigned int wait_frame_delay = 0;
8930     unsigned int wait_frame_delay_value = 2000;
8931
8932     ResetDelayCounter(&wait_frame_delay);
8933
8934     ClearField();
8935
8936     DrawTextSCentered(ypos1, font_nr, "Keyboard");
8937     DrawTextSCentered(ypos2, font_nr, "configured!");
8938
8939     while (!DelayReached(&wait_frame_delay, wait_frame_delay_value))
8940       BackToFront();
8941
8942     ClearEventQueue();
8943   }
8944
8945   DrawSetupScreen_Input();
8946 }
8947
8948 // game controller mapping generator by Gabriel Jacobo <gabomdq@gmail.com>
8949
8950 #define MARKER_BUTTON           1
8951 #define MARKER_AXIS_X           2
8952 #define MARKER_AXIS_Y           3
8953
8954 static boolean ConfigureJoystickMapButtonsAndAxes(SDL_Joystick *joystick)
8955 {
8956   static boolean bitmaps_initialized = FALSE;
8957   boolean screen_initialized = FALSE;
8958   static Bitmap *controller, *button, *axis_x, *axis_y;
8959   char *name;
8960   boolean success = TRUE;
8961   boolean done = FALSE, next = FALSE;
8962   Event event;
8963   int alpha = 200, alpha_step = -1;
8964   int alpha_ticks = 0;
8965   char mapping[4096], temp[256];
8966   int font_name = MENU_SETUP_FONT_TITLE;
8967   int font_info = MENU_SETUP_FONT_TEXT;
8968   int spacing_name = menu.line_spacing_setup[SETUP_MODE_INPUT];
8969   int spacing_line = menu.line_spacing_setup[SETUP_MODE_INPUT];
8970   int spacing_para = menu.paragraph_spacing_setup[SETUP_MODE_INPUT];
8971   int ystep_name = getMenuTextStep(spacing_name, font_name);
8972   int ystep_line = getMenuTextStep(spacing_line, font_info);
8973   int ystep_para = getMenuTextStep(spacing_para, font_info);
8974   int i, j;
8975
8976   struct
8977   {
8978     int x, y;
8979     int marker;
8980     char *field;
8981     int axis, button, hat, hat_value;
8982     char mapping[4096];
8983   }
8984   *step, *prev_step, steps[] =
8985   {
8986     { 356, 155, MARKER_BUTTON, "a",             },
8987     { 396, 122, MARKER_BUTTON, "b",             },
8988     { 320, 125, MARKER_BUTTON, "x",             },
8989     { 358,  95, MARKER_BUTTON, "y",             },
8990     { 162, 125, MARKER_BUTTON, "back",          },
8991     { 216, 125, MARKER_BUTTON, "guide",         },
8992     { 271, 125, MARKER_BUTTON, "start",         },
8993     { 110, 200, MARKER_BUTTON, "dpleft",        },
8994     { 146, 228, MARKER_BUTTON, "dpdown",        },
8995     { 178, 200, MARKER_BUTTON, "dpright",       },
8996     { 146, 172, MARKER_BUTTON, "dpup",          },
8997     {  50,  40, MARKER_BUTTON, "leftshoulder",  },
8998     {  88, -10, MARKER_AXIS_Y, "lefttrigger",   },
8999     { 382,  40, MARKER_BUTTON, "rightshoulder", },
9000     { 346, -10, MARKER_AXIS_Y, "righttrigger",  },
9001     {  73, 141, MARKER_BUTTON, "leftstick",     },
9002     { 282, 210, MARKER_BUTTON, "rightstick",    },
9003     {  73, 141, MARKER_AXIS_X, "leftx",         },
9004     {  73, 141, MARKER_AXIS_Y, "lefty",         },
9005     { 282, 210, MARKER_AXIS_X, "rightx",        },
9006     { 282, 210, MARKER_AXIS_Y, "righty",        },
9007   };
9008
9009   unsigned int event_frame_delay = 0;
9010   unsigned int event_frame_delay_value = GAME_FRAME_DELAY;
9011
9012   ResetDelayCounter(&event_frame_delay);
9013
9014   if (!bitmaps_initialized)
9015   {
9016     controller = LoadCustomImage("joystick/controller.png");
9017     button     = LoadCustomImage("joystick/button.png");
9018     axis_x     = LoadCustomImage("joystick/axis_x.png");
9019     axis_y     = LoadCustomImage("joystick/axis_y.png");
9020
9021     bitmaps_initialized = TRUE;
9022   }
9023
9024   name = getFormattedJoystickName(SDL_JoystickName(joystick));
9025
9026 #if DEBUG_JOYSTICKS
9027   // print info about the joystick we are watching
9028   Debug("joystick", "watching joystick %d: (%s)",
9029         SDL_JoystickInstanceID(joystick), name);
9030   Debug("joystick", "joystick has %d axes, %d hats, %d balls, and %d buttons",
9031         SDL_JoystickNumAxes(joystick), SDL_JoystickNumHats(joystick),
9032         SDL_JoystickNumBalls(joystick), SDL_JoystickNumButtons(joystick));
9033 #endif
9034
9035   // initialize mapping with GUID and name
9036   SDL_JoystickGetGUIDString(SDL_JoystickGetGUID(joystick), temp, sizeof(temp));
9037
9038   snprintf(mapping, sizeof(mapping), "%s,%s,platform:%s,",
9039            temp, name, SDL_GetPlatform());
9040
9041   // loop through all steps (buttons and axes), getting joystick events
9042   for (i = 0; i < SDL_arraysize(steps) && !done;)
9043   {
9044     Bitmap *marker = button;    // initialize with reliable default value
9045
9046     step = &steps[i];
9047     strcpy(step->mapping, mapping);
9048     step->axis = -1;
9049     step->button = -1;
9050     step->hat = -1;
9051     step->hat_value = -1;
9052
9053     marker = (step->marker == MARKER_BUTTON ? button :
9054               step->marker == MARKER_AXIS_X ? axis_x :
9055               step->marker == MARKER_AXIS_Y ? axis_y : marker);
9056
9057     next = FALSE;
9058
9059     while (!done && !next)
9060     {
9061       alpha += alpha_step * (int)(SDL_GetTicks() - alpha_ticks) / 5;
9062       alpha_ticks = SDL_GetTicks();
9063
9064       if (alpha >= 255)
9065       {
9066         alpha = 255;
9067         alpha_step = -1;
9068       }
9069       else if (alpha < 128)
9070       {
9071         alpha = 127;
9072         alpha_step = 1;
9073       }
9074
9075       int controller_x = SX + (SXSIZE - controller->width) / 2;
9076       int controller_y = SY + ystep_line;
9077
9078       int marker_x = controller_x + step->x;
9079       int marker_y = controller_y + step->y;
9080
9081       int ystart1 = mSY - 2 * SY + controller_y + controller->height;
9082       int ystart2 = ystart1 + ystep_name + ystep_line;
9083
9084       ClearField();
9085
9086       DrawTextSCentered(ystart1, font_name, name);
9087
9088       DrawTextSCentered(ystart2, font_info,
9089                         "Press buttons and move axes on");
9090       ystart2 += ystep_line;
9091       DrawTextSCentered(ystart2, font_info,
9092                         "your controller when indicated.");
9093       ystart2 += ystep_line;
9094       DrawTextSCentered(ystart2, font_info,
9095                         "(Your controller may look different.)");
9096       ystart2 += ystep_para;
9097
9098 #if defined(PLATFORM_ANDROID)
9099       DrawTextSCentered(ystart2, font_info,
9100                         "To correct a mistake,");
9101       ystart2 += ystep_line;
9102       DrawTextSCentered(ystart2, font_info,
9103                         "press the 'back' button.");
9104       ystart2 += ystep_line;
9105       DrawTextSCentered(ystart2, font_info,
9106                         "To skip a button or axis,");
9107       ystart2 += ystep_line;
9108       DrawTextSCentered(ystart2, font_info,
9109                         "press the 'menu' button.");
9110 #else
9111       DrawTextSCentered(ystart2, font_info,
9112                         "To correct a mistake,");
9113       ystart2 += ystep_line;
9114       DrawTextSCentered(ystart2, font_info,
9115                         "press the 'backspace' key.");
9116       ystart2 += ystep_line;
9117       DrawTextSCentered(ystart2, font_info,
9118                         "To skip a button or axis,");
9119       ystart2 += ystep_line;
9120       DrawTextSCentered(ystart2, font_info,
9121                         "press the 'return' key.");
9122       ystart2 += ystep_line;
9123       DrawTextSCentered(ystart2, font_info,
9124                         "To exit, press the 'escape' key.");
9125 #endif
9126
9127       BlitBitmapMasked(controller, drawto, 0, 0,
9128                        controller->width, controller->height,
9129                        controller_x, controller_y);
9130
9131       SDL_SetSurfaceBlendMode(marker->surface_masked, SDL_BLENDMODE_BLEND);
9132       SDL_SetSurfaceAlphaMod(marker->surface_masked, alpha);
9133
9134       BlitBitmapMasked(marker, drawto, 0, 0,
9135                        marker->width, marker->height,
9136                        marker_x, marker_y);
9137
9138       if (!screen_initialized)
9139         FadeIn(REDRAW_FIELD);
9140       else
9141         BackToFront();
9142
9143       screen_initialized = TRUE;
9144
9145       while (NextValidEvent(&event))
9146       {
9147         switch (event.type)
9148         {
9149           case SDL_JOYAXISMOTION:
9150             if (event.jaxis.value > 20000 ||
9151                 event.jaxis.value < -20000)
9152             {
9153               for (j = 0; j < i; j++)
9154                 if (steps[j].axis == event.jaxis.axis)
9155                   break;
9156
9157               if (j == i)
9158               {
9159                 if (step->marker != MARKER_AXIS_X &&
9160                     step->marker != MARKER_AXIS_Y)
9161                   break;
9162
9163                 step->axis = event.jaxis.axis;
9164                 strcat(mapping, step->field);
9165                 snprintf(temp, sizeof(temp), ":a%u,", event.jaxis.axis);
9166                 strcat(mapping, temp);
9167                 i++;
9168                 next = TRUE;
9169               }
9170             }
9171
9172             break;
9173
9174           case SDL_JOYHATMOTION:
9175             // ignore centering; we're probably just coming back
9176             // to the center from the previous item we set
9177             if (event.jhat.value == SDL_HAT_CENTERED)
9178               break;
9179
9180             for (j = 0; j < i; j++)
9181               if (steps[j].hat == event.jhat.hat &&
9182                   steps[j].hat_value == event.jhat.value)
9183                 break;
9184
9185             if (j == i)
9186             {
9187               step->hat = event.jhat.hat;
9188               step->hat_value = event.jhat.value;
9189               strcat(mapping, step->field);
9190               snprintf(temp, sizeof(temp), ":h%u.%u,",
9191                        event.jhat.hat, event.jhat.value );
9192               strcat(mapping, temp);
9193               i++;
9194               next = TRUE;
9195             }
9196
9197             break;
9198
9199           case SDL_JOYBALLMOTION:
9200             break;
9201
9202           case SDL_JOYBUTTONUP:
9203             for (j = 0; j < i; j++)
9204               if (steps[j].button == event.jbutton.button)
9205                 break;
9206
9207             if (j == i)
9208             {
9209               step->button = event.jbutton.button;
9210               strcat(mapping, step->field);
9211               snprintf(temp, sizeof(temp), ":b%u,", event.jbutton.button);
9212               strcat(mapping, temp);
9213               i++;
9214               next = TRUE;
9215             }
9216
9217             break;
9218
9219           case SDL_FINGERDOWN:
9220           case SDL_MOUSEBUTTONDOWN:
9221             // skip this step
9222             i++;
9223             next = TRUE;
9224
9225             break;
9226
9227           case SDL_KEYDOWN:
9228             if (event.key.keysym.sym == KSYM_BackSpace ||
9229                 event.key.keysym.sym == KSYM_Back)
9230             {
9231               if (i == 0)
9232               {
9233                 // leave screen
9234                 success = FALSE;
9235                 done = TRUE;
9236
9237                 break;
9238               }
9239
9240               // undo this step
9241               prev_step = &steps[i - 1];
9242               strcpy(mapping, prev_step->mapping);
9243               i--;
9244               next = TRUE;
9245
9246               break;
9247             }
9248
9249             if (event.key.keysym.sym == KSYM_space ||
9250                 event.key.keysym.sym == KSYM_Return ||
9251                 event.key.keysym.sym == KSYM_Menu)
9252             {
9253               // skip this step
9254               i++;
9255               next = TRUE;
9256
9257               break;
9258             }
9259
9260             if (event.key.keysym.sym == KSYM_Escape)
9261             {
9262               // leave screen
9263               success = FALSE;
9264               done = TRUE;
9265             }
9266
9267             break;
9268
9269           case SDL_QUIT:
9270             program.exit_function(0);
9271             break;
9272
9273           default:
9274             break;
9275         }
9276
9277         // do not handle events for longer than standard frame delay period
9278         if (DelayReached(&event_frame_delay, event_frame_delay_value))
9279           break;
9280       }
9281     }
9282   }
9283
9284   if (success)
9285   {
9286 #if DEBUG_JOYSTICKS
9287     Debug("joystick", "New game controller mapping:\n\n%s\n\n", mapping);
9288 #endif
9289
9290     // activate mapping for this game
9291     SDL_GameControllerAddMapping(mapping);
9292
9293     // save mapping to personal mappings
9294     SaveSetup_AddGameControllerMapping(mapping);
9295   }
9296
9297   // wait until the last pending event was removed from event queue
9298   while (NextValidEvent(&event));
9299
9300   return success;
9301 }
9302
9303 static int ConfigureJoystickMain(int player_nr)
9304 {
9305   char *device_name = setup.input[player_nr].joy.device_name;
9306   int joystick_nr = getJoystickNrFromDeviceName(device_name);
9307   boolean joystick_active = CheckJoystickOpened(joystick_nr);
9308   int success = FALSE;
9309   int i;
9310
9311   if (joystick.status == JOYSTICK_NOT_AVAILABLE)
9312     return JOYSTICK_NOT_AVAILABLE;
9313
9314   if (!joystick_active || !setup.input[player_nr].use_joystick)
9315     return JOYSTICK_NOT_AVAILABLE;
9316
9317   FadeSetEnterMenu();
9318   FadeOut(REDRAW_FIELD);
9319
9320   // close all joystick devices (potentially opened as game controllers)
9321   for (i = 0; i < SDL_NumJoysticks(); i++)
9322     SDLCloseJoystick(i);
9323
9324   // open joystick device as plain joystick to configure as game controller
9325   SDL_Joystick *joystick = SDL_JoystickOpen(joystick_nr);
9326
9327   // as the joystick was successfully opened before, this should not happen
9328   if (joystick == NULL)
9329     return FALSE;
9330
9331   // create new game controller mapping (buttons and axes) for joystick device
9332   success = ConfigureJoystickMapButtonsAndAxes(joystick);
9333
9334   // close joystick (and maybe re-open as configured game controller later)
9335   SDL_JoystickClose(joystick);
9336
9337   // re-open all joystick devices (potentially as game controllers)
9338   for (i = 0; i < SDL_NumJoysticks(); i++)
9339     SDLOpenJoystick(i);
9340
9341   // clear all joystick input actions for all joystick devices
9342   SDLClearJoystickState();
9343
9344   return (success ? JOYSTICK_CONFIGURED : JOYSTICK_NOT_CONFIGURED);
9345 }
9346
9347 void ConfigureJoystick(int player_nr)
9348 {
9349   boolean state = ConfigureJoystickMain(player_nr);
9350
9351   if (state != JOYSTICK_NOT_CONFIGURED)
9352   {
9353     boolean success = (state == JOYSTICK_CONFIGURED);
9354     char message1[MAX_OUTPUT_LINESIZE + 1];
9355     char *message2 = (success ? "configured!" : "not available!");
9356     char *device_name = setup.input[player_nr].joy.device_name;
9357     int nr = getJoystickNrFromDeviceName(device_name) + 1;
9358     int font_nr = FONT_TITLE_1;
9359     int font_height = getFontHeight(font_nr);
9360     int ypos1 = SYSIZE / 2 - font_height * 2;
9361     int ypos2 = SYSIZE / 2 - font_height * 1;
9362     unsigned int wait_frame_delay = 0;
9363     unsigned int wait_frame_delay_value = 2000;
9364
9365     ResetDelayCounter(&wait_frame_delay);
9366
9367     ClearField();
9368
9369     sprintf(message1, "Joystick %d", nr);
9370
9371     DrawTextSCentered(ypos1, font_nr, message1);
9372     DrawTextSCentered(ypos2, font_nr, message2);
9373
9374     while (!DelayReached(&wait_frame_delay, wait_frame_delay_value))
9375       BackToFront();
9376
9377     ClearEventQueue();
9378   }
9379
9380   DrawSetupScreen_Input();
9381 }
9382
9383 static void MapScreenMenuGadgets_OverlayTouchButtons(int y)
9384 {
9385   if (y < video.screen_height / 3)
9386   {
9387     // remap touch gadgets to access upper part of the screen
9388     UnmapScreenMenuGadgets(SCREEN_MASK_TOUCH);
9389     MapScreenMenuGadgets(SCREEN_MASK_TOUCH2);
9390   }
9391   else if (y > 2 * video.screen_height / 3)
9392   {
9393     // remap touch gadgets to access lower part of the screen
9394     MapScreenMenuGadgets(SCREEN_MASK_TOUCH);
9395     UnmapScreenMenuGadgets(SCREEN_MASK_TOUCH2);
9396   }
9397 }
9398
9399 static boolean ConfigureVirtualButtonsMain(void)
9400 {
9401   static char *customize_step_text[] =
9402   {
9403     "Move Left",
9404     "Move Right",
9405     "Move Up",
9406     "Move Down",
9407     "Snap Field",
9408     "Drop Element"
9409   };
9410   char grid_button[] =
9411   {
9412     CHAR_GRID_BUTTON_LEFT,
9413     CHAR_GRID_BUTTON_RIGHT,
9414     CHAR_GRID_BUTTON_UP,
9415     CHAR_GRID_BUTTON_DOWN,
9416     CHAR_GRID_BUTTON_SNAP,
9417     CHAR_GRID_BUTTON_DROP
9418   };
9419   enum
9420   {
9421     ACTION_NONE,
9422     ACTION_ESCAPE,
9423     ACTION_BACK,
9424     ACTION_NEXT
9425   };
9426   int font_nr = FONT_INPUT_1_ACTIVE;
9427   int font_height = getFontHeight(font_nr);
9428   int ypos1 = SYSIZE / 2 - font_height * 2;
9429   int ypos2 = SYSIZE / 2 - font_height * 1;
9430   boolean success = FALSE;
9431   boolean finished = FALSE;
9432   int step_nr = 0;
9433   char grid_button_draw = CHAR_GRID_BUTTON_NONE;
9434   char grid_button_old[MAX_GRID_XSIZE][MAX_GRID_YSIZE];
9435   char grid_button_tmp[MAX_GRID_XSIZE][MAX_GRID_YSIZE];
9436   boolean set_grid_button = FALSE;
9437   int nr = GRID_ACTIVE_NR();
9438   int x, y;
9439
9440   for (x = 0; x < MAX_GRID_XSIZE; x++)
9441     for (y = 0; y < MAX_GRID_YSIZE; y++)
9442       grid_button_old[x][y] = grid_button_tmp[x][y] = overlay.grid_button[x][y];
9443
9444   overlay.grid_button_highlight = grid_button[step_nr];
9445
9446   UnmapAllGadgets();
9447
9448   FadeSetEnterMenu();
9449   FadeOut(REDRAW_FIELD);
9450
9451   ClearField();
9452
9453   DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, "Virtual Buttons");
9454   DrawTextSCentered(ypos1, font_nr, "Select tiles to");
9455   DrawTextSCentered(ypos2, font_nr, customize_step_text[step_nr]);
9456
9457   FadeIn(REDRAW_FIELD);
9458
9459   SetOverlayShowGrid(TRUE);
9460
9461   // map gadgets for setup touch buttons menu screen
9462   MapScreenMenuGadgets(SCREEN_MASK_TOUCH);
9463
9464   while (!finished)
9465   {
9466     Event event;
9467
9468     while (NextValidEvent(&event))
9469     {
9470       int action = ACTION_NONE;
9471
9472       // ---------- handle events and set the resulting action ----------
9473
9474       switch (event.type)
9475       {
9476         case EVENT_USER:
9477           {
9478             UserEvent *user = (UserEvent *)&event;
9479             int id = user->value1;
9480
9481             action = (id == SCREEN_CTRL_ID_TOUCH_PREV_PAGE ||
9482                       id == SCREEN_CTRL_ID_TOUCH_PREV_PAGE2 ? ACTION_BACK :
9483                       id == SCREEN_CTRL_ID_TOUCH_NEXT_PAGE ||
9484                       id == SCREEN_CTRL_ID_TOUCH_NEXT_PAGE2 ? ACTION_NEXT :
9485                       ACTION_NONE);
9486           }
9487           break;
9488
9489         case EVENT_KEYPRESS:
9490           {
9491             Key key = GetEventKey((KeyEvent *)&event, FALSE);
9492
9493             action = (key == KSYM_Escape ?      ACTION_ESCAPE :
9494                       key == KSYM_BackSpace ||
9495                       key == KSYM_Back ?        ACTION_BACK :
9496                       key == KSYM_Return ||
9497                       key == KSYM_Menu ||
9498                       key == KSYM_space ?       ACTION_NEXT :
9499                       ACTION_NONE);
9500           }
9501           break;
9502
9503         case EVENT_KEYRELEASE:
9504           key_joystick_mapping = 0;
9505           break;
9506
9507         case EVENT_BUTTONPRESS:
9508         case EVENT_BUTTONRELEASE:
9509           {
9510             ButtonEvent *button = (ButtonEvent *)&event;
9511
9512             motion_status = FALSE;
9513
9514             if (button->type == EVENT_BUTTONPRESS)
9515               button_status = button->button;
9516             else
9517               button_status = MB_RELEASED;
9518
9519             if (HandleGadgets(button->x, button->y, button_status))
9520             {
9521               // do not handle this button event anymore
9522               break;
9523             }
9524
9525             button->x += video.screen_xoffset;
9526             button->y += video.screen_yoffset;
9527
9528             x = button->x * overlay.grid_xsize / video.screen_width;
9529             y = button->y * overlay.grid_ysize / video.screen_height;
9530
9531             if (button->type == EVENT_BUTTONPRESS)
9532             {
9533               grid_button_draw =
9534                 (overlay.grid_button[x][y] != grid_button[step_nr] ?
9535                  grid_button[step_nr] : CHAR_GRID_BUTTON_NONE);
9536
9537               set_grid_button = TRUE;
9538             }
9539
9540             MapScreenMenuGadgets_OverlayTouchButtons(button->y);
9541           }
9542           break;
9543
9544         case EVENT_MOTIONNOTIFY:
9545           {
9546             MotionEvent *motion = (MotionEvent *)&event;
9547
9548             motion_status = TRUE;
9549
9550             if (HandleGadgets(motion->x, motion->y, button_status))
9551             {
9552               // do not handle this button event anymore
9553               break;
9554             }
9555
9556             motion->x += video.screen_xoffset;
9557             motion->y += video.screen_yoffset;
9558
9559             x = motion->x * overlay.grid_xsize / video.screen_width;
9560             y = motion->y * overlay.grid_ysize / video.screen_height;
9561
9562             set_grid_button = TRUE;
9563
9564             MapScreenMenuGadgets_OverlayTouchButtons(motion->y);
9565           }
9566           break;
9567
9568         case SDL_WINDOWEVENT:
9569           HandleWindowEvent((WindowEvent *) &event);
9570
9571           // check if device has been rotated
9572           if (nr != GRID_ACTIVE_NR())
9573           {
9574             nr = GRID_ACTIVE_NR();
9575
9576             for (x = 0; x < MAX_GRID_XSIZE; x++)
9577               for (y = 0; y < MAX_GRID_YSIZE; y++)
9578                 grid_button_old[x][y] = grid_button_tmp[x][y] =
9579                   overlay.grid_button[x][y];
9580           }
9581
9582           break;
9583
9584         case SDL_APP_WILLENTERBACKGROUND:
9585         case SDL_APP_DIDENTERBACKGROUND:
9586         case SDL_APP_WILLENTERFOREGROUND:
9587         case SDL_APP_DIDENTERFOREGROUND:
9588           HandlePauseResumeEvent((PauseResumeEvent *) &event);
9589           break;
9590
9591         default:
9592           HandleOtherEvents(&event);
9593           break;
9594       }
9595
9596       // ---------- perform action set by handling events ----------
9597
9598       if (action == ACTION_ESCAPE)
9599       {
9600         // abort and restore the old key bindings
9601
9602         for (x = 0; x < MAX_GRID_XSIZE; x++)
9603           for (y = 0; y < MAX_GRID_YSIZE; y++)
9604             overlay.grid_button[x][y] = grid_button_old[x][y];
9605
9606         FadeSkipNextFadeIn();
9607
9608         finished = TRUE;
9609       }
9610       else if (action == ACTION_BACK)
9611       {
9612         // keep the configured key bindings and go to previous page
9613
9614         step_nr--;
9615
9616         if (step_nr < 0)
9617         {
9618           FadeSkipNextFadeIn();
9619
9620           finished = TRUE;
9621         }
9622       }
9623       else if (action == ACTION_NEXT)
9624       {
9625         // keep the configured key bindings and go to next page
9626
9627         step_nr++;
9628
9629         // all virtual buttons configured
9630         if (step_nr == 6)
9631         {
9632           finished = TRUE;
9633           success = TRUE;
9634         }
9635       }
9636
9637       if (action != ACTION_NONE && !finished)
9638       {
9639         for (x = 0; x < MAX_GRID_XSIZE; x++)
9640           for (y = 0; y < MAX_GRID_YSIZE; y++)
9641             grid_button_tmp[x][y] = overlay.grid_button[x][y];
9642
9643         overlay.grid_button_highlight = grid_button[step_nr];
9644
9645         // configure next virtual button
9646
9647         ClearField();
9648
9649         DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, "Virtual Buttons");
9650         DrawTextSCentered(ypos1, font_nr, "Select tiles to");
9651         DrawTextSCentered(ypos2, font_nr, customize_step_text[step_nr]);
9652       }
9653
9654       if (set_grid_button)
9655       {
9656         overlay.grid_button[x][y] =
9657           (grid_button_draw != CHAR_GRID_BUTTON_NONE ? grid_button_draw :
9658            grid_button_tmp[x][y] == grid_button[step_nr] ? CHAR_GRID_BUTTON_NONE :
9659            grid_button_tmp[x][y]);
9660
9661         set_grid_button = FALSE;
9662       }
9663     }
9664
9665     BackToFront();
9666   }
9667
9668   for (x = 0; x < MAX_GRID_XSIZE; x++)
9669     for (y = 0; y < MAX_GRID_YSIZE; y++)
9670       setup.touch.grid_button[nr][x][y] = overlay.grid_button[x][y];
9671
9672   overlay.grid_button_highlight = CHAR_GRID_BUTTON_NONE;
9673
9674   SetOverlayShowGrid(FALSE);
9675
9676   return success;
9677 }
9678
9679 void ConfigureVirtualButtons(void)
9680 {
9681   boolean success = ConfigureVirtualButtonsMain();
9682
9683   UnmapScreenMenuGadgets(SCREEN_MASK_TOUCH |
9684                          SCREEN_MASK_TOUCH2);
9685
9686   if (success)
9687   {
9688     int font_nr = FONT_TITLE_1;
9689     int font_height = getFontHeight(font_nr);
9690     int ypos1 = SYSIZE / 2 - font_height * 2;
9691     int ypos2 = SYSIZE / 2 - font_height * 1;
9692     unsigned int wait_frame_delay = 0;
9693     unsigned int wait_frame_delay_value = 2000;
9694
9695     ResetDelayCounter(&wait_frame_delay);
9696
9697     ClearField();
9698
9699     DrawTextSCentered(ypos1, font_nr, "Virtual buttons");
9700     DrawTextSCentered(ypos2, font_nr, "configured!");
9701
9702     while (!DelayReached(&wait_frame_delay, wait_frame_delay_value))
9703       BackToFront();
9704
9705     ClearEventQueue();
9706   }
9707 }
9708
9709 void DrawSetupScreen(void)
9710 {
9711   align_xoffset = 0;
9712   align_yoffset = 0;
9713
9714   if (setup_mode == SETUP_MODE_INPUT)
9715     DrawSetupScreen_Input();
9716   else if (setup_mode == SETUP_MODE_CHOOSE_SCORES_TYPE)
9717     DrawChooseTree(&scores_type_current);
9718   else if (setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED)
9719     DrawChooseTree(&game_speed_current);
9720   else if (setup_mode == SETUP_MODE_CHOOSE_SCROLL_DELAY)
9721     DrawChooseTree(&scroll_delay_current);
9722   else if (setup_mode == SETUP_MODE_CHOOSE_SNAPSHOT_MODE)
9723     DrawChooseTree(&snapshot_mode_current);
9724   else if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE)
9725     DrawChooseTree(&window_size_current);
9726   else if (setup_mode == SETUP_MODE_CHOOSE_SCALING_TYPE)
9727     DrawChooseTree(&scaling_type_current);
9728   else if (setup_mode == SETUP_MODE_CHOOSE_RENDERING)
9729     DrawChooseTree(&rendering_mode_current);
9730   else if (setup_mode == SETUP_MODE_CHOOSE_VSYNC)
9731     DrawChooseTree(&vsync_mode_current);
9732   else if (setup_mode == SETUP_MODE_CHOOSE_GRAPHICS)
9733     DrawChooseTree(&artwork.gfx_current);
9734   else if (setup_mode == SETUP_MODE_CHOOSE_SOUNDS)
9735     DrawChooseTree(&artwork.snd_current);
9736   else if (setup_mode == SETUP_MODE_CHOOSE_MUSIC)
9737     DrawChooseTree(&artwork.mus_current);
9738   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_SIMPLE)
9739     DrawChooseTree(&volume_simple_current);
9740   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_LOOPS)
9741     DrawChooseTree(&volume_loops_current);
9742   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_MUSIC)
9743     DrawChooseTree(&volume_music_current);
9744   else if (setup_mode == SETUP_MODE_CHOOSE_TOUCH_CONTROL)
9745     DrawChooseTree(&touch_control_current);
9746   else if (setup_mode == SETUP_MODE_CHOOSE_MOVE_DISTANCE)
9747     DrawChooseTree(&move_distance_current);
9748   else if (setup_mode == SETUP_MODE_CHOOSE_DROP_DISTANCE)
9749     DrawChooseTree(&drop_distance_current);
9750   else if (setup_mode == SETUP_MODE_CHOOSE_TRANSPARENCY)
9751     DrawChooseTree(&transparency_current);
9752   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_0)
9753     DrawChooseTree(&grid_size_current[0][0]);
9754   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_0)
9755     DrawChooseTree(&grid_size_current[0][1]);
9756   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_1)
9757     DrawChooseTree(&grid_size_current[1][0]);
9758   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_1)
9759     DrawChooseTree(&grid_size_current[1][1]);
9760   else
9761     DrawSetupScreen_Generic();
9762
9763   PlayMenuSoundsAndMusic();
9764 }
9765
9766 void RedrawSetupScreenAfterFullscreenToggle(void)
9767 {
9768   if (setup_mode == SETUP_MODE_GRAPHICS ||
9769       setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE)
9770   {
9771     // update list selection from "setup.window_scaling_percent"
9772     execSetupGraphics_setWindowSizes(TRUE);
9773
9774     DrawSetupScreen();
9775   }
9776 }
9777
9778 void RedrawSetupScreenAfterScreenRotation(int nr)
9779 {
9780   int x, y;
9781
9782   if (setup_mode == SETUP_MODE_TOUCH)
9783   {
9784     // update virtual button settings (depending on screen orientation)
9785     DrawSetupScreen();
9786   }
9787   else if (setup_mode == SETUP_MODE_CONFIG_VIRT_BUTTONS)
9788   {
9789     // save already configured virtual buttons
9790     for (x = 0; x < MAX_GRID_XSIZE; x++)
9791       for (y = 0; y < MAX_GRID_YSIZE; y++)
9792         setup.touch.grid_button[nr][x][y] = overlay.grid_button[x][y];
9793   }
9794 }
9795
9796 void HandleSetupScreen(int mx, int my, int dx, int dy, int button)
9797 {
9798   if (setup_mode == SETUP_MODE_INPUT)
9799     HandleSetupScreen_Input(mx, my, dx, dy, button);
9800   else if (setup_mode == SETUP_MODE_CHOOSE_SCORES_TYPE)
9801     HandleChooseTree(mx, my, dx, dy, button, &scores_type_current);
9802   else if (setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED)
9803     HandleChooseTree(mx, my, dx, dy, button, &game_speed_current);
9804   else if (setup_mode == SETUP_MODE_CHOOSE_SCROLL_DELAY)
9805     HandleChooseTree(mx, my, dx, dy, button, &scroll_delay_current);
9806   else if (setup_mode == SETUP_MODE_CHOOSE_SNAPSHOT_MODE)
9807     HandleChooseTree(mx, my, dx, dy, button, &snapshot_mode_current);
9808   else if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE)
9809     HandleChooseTree(mx, my, dx, dy, button, &window_size_current);
9810   else if (setup_mode == SETUP_MODE_CHOOSE_SCALING_TYPE)
9811     HandleChooseTree(mx, my, dx, dy, button, &scaling_type_current);
9812   else if (setup_mode == SETUP_MODE_CHOOSE_RENDERING)
9813     HandleChooseTree(mx, my, dx, dy, button, &rendering_mode_current);
9814   else if (setup_mode == SETUP_MODE_CHOOSE_VSYNC)
9815     HandleChooseTree(mx, my, dx, dy, button, &vsync_mode_current);
9816   else if (setup_mode == SETUP_MODE_CHOOSE_GRAPHICS)
9817     HandleChooseTree(mx, my, dx, dy, button, &artwork.gfx_current);
9818   else if (setup_mode == SETUP_MODE_CHOOSE_SOUNDS)
9819     HandleChooseTree(mx, my, dx, dy, button, &artwork.snd_current);
9820   else if (setup_mode == SETUP_MODE_CHOOSE_MUSIC)
9821     HandleChooseTree(mx, my, dx, dy, button, &artwork.mus_current);
9822   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_SIMPLE)
9823     HandleChooseTree(mx, my, dx, dy, button, &volume_simple_current);
9824   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_LOOPS)
9825     HandleChooseTree(mx, my, dx, dy, button, &volume_loops_current);
9826   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_MUSIC)
9827     HandleChooseTree(mx, my, dx, dy, button, &volume_music_current);
9828   else if (setup_mode == SETUP_MODE_CHOOSE_TOUCH_CONTROL)
9829     HandleChooseTree(mx, my, dx, dy, button, &touch_control_current);
9830   else if (setup_mode == SETUP_MODE_CHOOSE_MOVE_DISTANCE)
9831     HandleChooseTree(mx, my, dx, dy, button, &move_distance_current);
9832   else if (setup_mode == SETUP_MODE_CHOOSE_DROP_DISTANCE)
9833     HandleChooseTree(mx, my, dx, dy, button, &drop_distance_current);
9834   else if (setup_mode == SETUP_MODE_CHOOSE_TRANSPARENCY)
9835     HandleChooseTree(mx, my, dx, dy, button, &transparency_current);
9836   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_0)
9837     HandleChooseTree(mx, my, dx, dy, button, &grid_size_current[0][0]);
9838   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_0)
9839     HandleChooseTree(mx, my, dx, dy, button, &grid_size_current[0][1]);
9840   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_1)
9841     HandleChooseTree(mx, my, dx, dy, button, &grid_size_current[1][0]);
9842   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_1)
9843     HandleChooseTree(mx, my, dx, dy, button, &grid_size_current[1][1]);
9844   else
9845     HandleSetupScreen_Generic(mx, my, dx, dy, button);
9846 }
9847
9848 void HandleGameActions(void)
9849 {
9850   if (setup.ask_on_game_over)
9851     CheckGameOver();
9852
9853   if (game.restart_game_message != NULL)
9854   {
9855     RequestRestartGame(game.restart_game_message);
9856
9857     return;
9858   }
9859
9860   if (game_status != GAME_MODE_PLAYING)
9861     return;
9862
9863   GameActions();                // main game loop
9864
9865   if (tape.auto_play && !tape.playing)
9866     AutoPlayTapesContinue();    // continue automatically playing next tape
9867 }
9868
9869
9870 // ---------- new screen button stuff --------------------------------------
9871
9872 static struct
9873 {
9874   int gfx_unpressed, gfx_pressed;
9875   struct MenuPosInfo *pos;
9876   boolean *check_value;
9877   int gadget_id;
9878   int screen_mask;
9879   unsigned int event_mask;
9880   boolean is_touch_button;
9881   char *infotext;
9882 } menubutton_info[NUM_SCREEN_MENUBUTTONS] =
9883 {
9884   {
9885     IMG_MENU_BUTTON_PREV_LEVEL, IMG_MENU_BUTTON_PREV_LEVEL_ACTIVE,
9886     &menu.main.button.prev_level, NULL,
9887     SCREEN_CTRL_ID_PREV_LEVEL,
9888     SCREEN_MASK_MAIN,
9889     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9890     FALSE, "previous level"
9891   },
9892   {
9893     IMG_MENU_BUTTON_NEXT_LEVEL, IMG_MENU_BUTTON_NEXT_LEVEL_ACTIVE,
9894     &menu.main.button.next_level, NULL,
9895     SCREEN_CTRL_ID_NEXT_LEVEL,
9896     SCREEN_MASK_MAIN,
9897     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9898     FALSE, "next level"
9899   },
9900   {
9901     IMG_MENU_BUTTON_PREV_LEVEL2, IMG_MENU_BUTTON_PREV_LEVEL2_ACTIVE,
9902     &menu.scores.button.prev_level, NULL,
9903     SCREEN_CTRL_ID_PREV_LEVEL2,
9904     SCREEN_MASK_SCORES | SCREEN_MASK_SCORES_INFO,
9905     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9906     FALSE, "previous level"
9907   },
9908   {
9909     IMG_MENU_BUTTON_NEXT_LEVEL2, IMG_MENU_BUTTON_NEXT_LEVEL2_ACTIVE,
9910     &menu.scores.button.next_level, NULL,
9911     SCREEN_CTRL_ID_NEXT_LEVEL2,
9912     SCREEN_MASK_SCORES | SCREEN_MASK_SCORES_INFO,
9913     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9914     FALSE, "next level"
9915   },
9916   {
9917     IMG_MENU_BUTTON_PREV_SCORE, IMG_MENU_BUTTON_PREV_SCORE_ACTIVE,
9918     &menu.scores.button.prev_score, NULL,
9919     SCREEN_CTRL_ID_PREV_SCORE,
9920     SCREEN_MASK_SCORES_INFO,
9921     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9922     FALSE, "previous score"
9923   },
9924   {
9925     IMG_MENU_BUTTON_NEXT_SCORE, IMG_MENU_BUTTON_NEXT_SCORE_ACTIVE,
9926     &menu.scores.button.next_score, NULL,
9927     SCREEN_CTRL_ID_NEXT_SCORE,
9928     SCREEN_MASK_SCORES_INFO,
9929     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9930     FALSE, "next score"
9931   },
9932   {
9933     IMG_MENU_BUTTON_FIRST_LEVEL, IMG_MENU_BUTTON_FIRST_LEVEL_ACTIVE,
9934     &menu.main.button.first_level, NULL,
9935     SCREEN_CTRL_ID_FIRST_LEVEL,
9936     SCREEN_MASK_MAIN,
9937     GD_EVENT_RELEASED,
9938     FALSE, "first level"
9939   },
9940   {
9941     IMG_MENU_BUTTON_LAST_LEVEL, IMG_MENU_BUTTON_LAST_LEVEL_ACTIVE,
9942     &menu.main.button.last_level, NULL,
9943     SCREEN_CTRL_ID_LAST_LEVEL,
9944     SCREEN_MASK_MAIN,
9945     GD_EVENT_RELEASED,
9946     FALSE, "last level"
9947   },
9948   {
9949     IMG_MENU_BUTTON_LEVEL_NUMBER, IMG_MENU_BUTTON_LEVEL_NUMBER_ACTIVE,
9950     &menu.main.button.level_number, NULL,
9951     SCREEN_CTRL_ID_LEVEL_NUMBER,
9952     SCREEN_MASK_MAIN,
9953     GD_EVENT_RELEASED,
9954     FALSE, "level number"
9955   },
9956   {
9957     IMG_MENU_BUTTON_LEFT, IMG_MENU_BUTTON_LEFT_ACTIVE,
9958     &menu.setup.button.prev_player, NULL,
9959     SCREEN_CTRL_ID_PREV_PLAYER,
9960     SCREEN_MASK_INPUT,
9961     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9962     FALSE, "previous player"
9963   },
9964   {
9965     IMG_MENU_BUTTON_RIGHT, IMG_MENU_BUTTON_RIGHT_ACTIVE,
9966     &menu.setup.button.next_player, NULL,
9967     SCREEN_CTRL_ID_NEXT_PLAYER,
9968     SCREEN_MASK_INPUT,
9969     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9970     FALSE, "next player"
9971   },
9972   {
9973     IMG_MENU_BUTTON_INSERT_SOLUTION, IMG_MENU_BUTTON_INSERT_SOLUTION_ACTIVE,
9974     &menu.main.button.insert_solution, NULL,
9975     SCREEN_CTRL_ID_INSERT_SOLUTION,
9976     SCREEN_MASK_MAIN_HAS_SOLUTION,
9977     GD_EVENT_RELEASED,
9978     FALSE, "insert solution tape"
9979   },
9980   {
9981     IMG_MENU_BUTTON_PLAY_SOLUTION, IMG_MENU_BUTTON_PLAY_SOLUTION_ACTIVE,
9982     &menu.main.button.play_solution, NULL,
9983     SCREEN_CTRL_ID_PLAY_SOLUTION,
9984     SCREEN_MASK_MAIN_HAS_SOLUTION,
9985     GD_EVENT_RELEASED,
9986     FALSE, "play solution tape"
9987   },
9988   {
9989     IMG_MENU_BUTTON_SWITCH_ECS_AGA, IMG_MENU_BUTTON_SWITCH_ECS_AGA_ACTIVE,
9990     &menu.main.button.switch_ecs_aga, &setup.prefer_aga_graphics,
9991     SCREEN_CTRL_ID_SWITCH_ECS_AGA,
9992     SCREEN_MASK_MAIN,
9993     GD_EVENT_RELEASED | GD_EVENT_OFF_BORDERS,
9994     FALSE, "switch ECS/AGA chipset"
9995   },
9996   {
9997     IMG_MENU_BUTTON_TOUCH_BACK, IMG_MENU_BUTTON_TOUCH_BACK,
9998     &menu.setup.button.touch_back, NULL,
9999     SCREEN_CTRL_ID_TOUCH_PREV_PAGE,
10000     SCREEN_MASK_TOUCH,
10001     GD_EVENT_RELEASED,
10002     TRUE, "previous page"
10003   },
10004   {
10005     IMG_MENU_BUTTON_TOUCH_NEXT, IMG_MENU_BUTTON_TOUCH_NEXT,
10006     &menu.setup.button.touch_next, NULL,
10007     SCREEN_CTRL_ID_TOUCH_NEXT_PAGE,
10008     SCREEN_MASK_TOUCH,
10009     GD_EVENT_RELEASED,
10010     TRUE, "next page"
10011   },
10012   {
10013     IMG_MENU_BUTTON_TOUCH_BACK2, IMG_MENU_BUTTON_TOUCH_BACK2,
10014     &menu.setup.button.touch_back2, NULL,
10015     SCREEN_CTRL_ID_TOUCH_PREV_PAGE2,
10016     SCREEN_MASK_TOUCH2,
10017     GD_EVENT_RELEASED,
10018     TRUE, "previous page"
10019   },
10020   {
10021     IMG_MENU_BUTTON_TOUCH_NEXT2, IMG_MENU_BUTTON_TOUCH_NEXT2,
10022     &menu.setup.button.touch_next2, NULL,
10023     SCREEN_CTRL_ID_TOUCH_NEXT_PAGE2,
10024     SCREEN_MASK_TOUCH2,
10025     GD_EVENT_RELEASED,
10026     TRUE, "next page"
10027   },
10028 };
10029
10030 static struct
10031 {
10032   int gfx_unpressed, gfx_pressed;
10033   int x, y;
10034   int gadget_id;
10035   char *infotext;
10036 } scrollbutton_info[NUM_SCREEN_SCROLLBUTTONS] =
10037 {
10038   {
10039     IMG_MENU_BUTTON_UP, IMG_MENU_BUTTON_UP_ACTIVE,
10040     -1, -1,     // these values are not constant, but can change at runtime
10041     SCREEN_CTRL_ID_SCROLL_UP,
10042     "scroll up"
10043   },
10044   {
10045     IMG_MENU_BUTTON_DOWN, IMG_MENU_BUTTON_DOWN_ACTIVE,
10046     -1, -1,     // these values are not constant, but can change at runtime
10047     SCREEN_CTRL_ID_SCROLL_DOWN,
10048     "scroll down"
10049   }
10050 };
10051
10052 static struct
10053 {
10054   int gfx_unpressed, gfx_pressed;
10055   int x, y;
10056   int width, height;
10057   int type;
10058   int gadget_id;
10059   char *infotext;
10060 } scrollbar_info[NUM_SCREEN_SCROLLBARS] =
10061 {
10062   {
10063     IMG_MENU_SCROLLBAR, IMG_MENU_SCROLLBAR_ACTIVE,
10064     -1, -1,     // these values are not constant, but can change at runtime
10065     -1, -1,     // these values are not constant, but can change at runtime
10066     GD_TYPE_SCROLLBAR_VERTICAL,
10067     SCREEN_CTRL_ID_SCROLL_VERTICAL,
10068     "scroll level series vertically"
10069   }
10070 };
10071
10072 static struct
10073 {
10074   int graphic;
10075   int gadget_id;
10076   int x, y;
10077   int size;
10078   char *value;
10079   char *infotext;
10080 } textinput_info[NUM_SCREEN_TEXTINPUT] =
10081 {
10082   {
10083     IMG_SETUP_INPUT_TEXT,
10084     SCREEN_CTRL_ID_NETWORK_SERVER,
10085     -1, -1,     // these values are not constant, but can change at runtime
10086     MAX_SETUP_TEXT_INPUT_LEN,
10087     network_server_hostname,
10088     "Network Server Hostname / IP"
10089   },
10090 };
10091
10092 static void CreateScreenMenubuttons(void)
10093 {
10094   struct GadgetInfo *gi;
10095   unsigned int event_mask;
10096   int i;
10097
10098   for (i = 0; i < NUM_SCREEN_MENUBUTTONS; i++)
10099   {
10100     struct MenuPosInfo *pos = menubutton_info[i].pos;
10101     int screen_mask = menubutton_info[i].screen_mask;
10102     boolean is_touch_button = menubutton_info[i].is_touch_button;
10103     boolean is_check_button = menubutton_info[i].check_value != NULL;
10104     boolean is_score_button = (screen_mask & SCREEN_MASK_SCORES_INFO);
10105     Bitmap *gd_bitmap_unpressed, *gd_bitmap_pressed;
10106     int gfx_unpressed, gfx_pressed;
10107     int x, y, width, height;
10108     int gd_x1, gd_x2, gd_y1, gd_y2;
10109     int gd_x1a, gd_x2a, gd_y1a, gd_y2a;
10110     int id = menubutton_info[i].gadget_id;
10111     int type = GD_TYPE_NORMAL_BUTTON;
10112     boolean checked = FALSE;
10113
10114     event_mask = menubutton_info[i].event_mask;
10115
10116     x = (is_touch_button ? pos->x : mSX + GDI_ACTIVE_POS(pos->x));
10117     y = (is_touch_button ? pos->y : mSY + GDI_ACTIVE_POS(pos->y));
10118
10119     width  = graphic_info[menubutton_info[i].gfx_pressed].width;
10120     height = graphic_info[menubutton_info[i].gfx_pressed].height;
10121
10122     gfx_unpressed = menubutton_info[i].gfx_unpressed;
10123     gfx_pressed   = menubutton_info[i].gfx_pressed;
10124     gd_bitmap_unpressed = graphic_info[gfx_unpressed].bitmap;
10125     gd_bitmap_pressed   = graphic_info[gfx_pressed].bitmap;
10126     gd_x1 = graphic_info[gfx_unpressed].src_x;
10127     gd_y1 = graphic_info[gfx_unpressed].src_y;
10128     gd_x2 = graphic_info[gfx_pressed].src_x;
10129     gd_y2 = graphic_info[gfx_pressed].src_y;
10130     gd_x1a = gd_x1;
10131     gd_y1a = gd_y1;
10132     gd_x2a = gd_x2;
10133     gd_y2a = gd_y2;
10134
10135     if (is_touch_button)
10136     {
10137       gd_x2 += graphic_info[gfx_pressed].pressed_xoffset;
10138       gd_y2 += graphic_info[gfx_pressed].pressed_yoffset;
10139     }
10140
10141     if (is_check_button)
10142     {
10143       gd_x1a += graphic_info[gfx_unpressed].active_xoffset;
10144       gd_y1a += graphic_info[gfx_unpressed].active_yoffset;
10145       gd_x2a += graphic_info[gfx_pressed].active_xoffset;
10146       gd_y2a += graphic_info[gfx_pressed].active_yoffset;
10147
10148       type = GD_TYPE_CHECK_BUTTON;
10149       checked = *menubutton_info[i].check_value;
10150     }
10151
10152     if (is_score_button)
10153     {
10154       // if x/y set to -1, dynamically place buttons next to title text
10155       int title_width = getTextWidth(INFOTEXT_SCORE_ENTRY, FONT_TITLE_1);
10156
10157       if (pos->x == -1)
10158         x = (id == SCREEN_CTRL_ID_PREV_LEVEL2 ?
10159              SX + (SXSIZE - title_width) / 2 - width * 3 / 2 :
10160              id == SCREEN_CTRL_ID_NEXT_LEVEL2 ?
10161              SX + (SXSIZE + title_width) / 2 + width / 2 : 0);
10162
10163       if (pos->y == -1)
10164         y = (id == SCREEN_CTRL_ID_PREV_LEVEL2 ||
10165              id == SCREEN_CTRL_ID_NEXT_LEVEL2 ? mSY + MENU_TITLE1_YPOS : 0);
10166     }
10167
10168     gi = CreateGadget(GDI_CUSTOM_ID, id,
10169                       GDI_CUSTOM_TYPE_ID, i,
10170                       GDI_IMAGE_ID, gfx_unpressed,
10171                       GDI_INFO_TEXT, menubutton_info[i].infotext,
10172                       GDI_X, x,
10173                       GDI_Y, y,
10174                       GDI_WIDTH, width,
10175                       GDI_HEIGHT, height,
10176                       GDI_TYPE, type,
10177                       GDI_STATE, GD_BUTTON_UNPRESSED,
10178                       GDI_CHECKED, checked,
10179                       GDI_DESIGN_UNPRESSED, gd_bitmap_unpressed, gd_x1, gd_y1,
10180                       GDI_DESIGN_PRESSED, gd_bitmap_pressed, gd_x2, gd_y2,
10181                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap_unpressed, gd_x1a, gd_y1a,
10182                       GDI_ALT_DESIGN_PRESSED, gd_bitmap_pressed, gd_x2a, gd_y2a,
10183                       GDI_DIRECT_DRAW, FALSE,
10184                       GDI_OVERLAY_TOUCH_BUTTON, is_touch_button,
10185                       GDI_EVENT_MASK, event_mask,
10186                       GDI_CALLBACK_ACTION, HandleScreenGadgets,
10187                       GDI_END);
10188
10189     if (gi == NULL)
10190       Fail("cannot create gadget");
10191
10192     screen_gadget[id] = gi;
10193   }
10194 }
10195
10196 static void CreateScreenScrollbuttons(void)
10197 {
10198   struct GadgetInfo *gi;
10199   unsigned int event_mask;
10200   int i;
10201
10202   // these values are not constant, but can change at runtime
10203   scrollbutton_info[0].x = SC_SCROLL_UP_XPOS;
10204   scrollbutton_info[0].y = SC_SCROLL_UP_YPOS;
10205   scrollbutton_info[1].x = SC_SCROLL_DOWN_XPOS;
10206   scrollbutton_info[1].y = SC_SCROLL_DOWN_YPOS;
10207
10208   for (i = 0; i < NUM_SCREEN_SCROLLBUTTONS; i++)
10209   {
10210     Bitmap *gd_bitmap_unpressed, *gd_bitmap_pressed;
10211     int gfx_unpressed, gfx_pressed;
10212     int x, y, width, height;
10213     int gd_x1, gd_x2, gd_y1, gd_y2;
10214     int id = scrollbutton_info[i].gadget_id;
10215
10216     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
10217
10218     x = mSX + scrollbutton_info[i].x + menu.scrollbar_xoffset;
10219     y = mSY + scrollbutton_info[i].y;
10220     width = SC_SCROLLBUTTON_XSIZE;
10221     height = SC_SCROLLBUTTON_YSIZE;
10222
10223     // correct scrollbar position if placed outside menu (playfield) area
10224     if (x > SX + SC_SCROLL_UP_XPOS)
10225       x = SX + SC_SCROLL_UP_XPOS;
10226
10227     if (id == SCREEN_CTRL_ID_SCROLL_DOWN)
10228       y = mSY + (SC_SCROLL_VERTICAL_YPOS +
10229                  (NUM_MENU_ENTRIES_ON_SCREEN - 2) * SC_SCROLLBUTTON_YSIZE);
10230
10231     gfx_unpressed = scrollbutton_info[i].gfx_unpressed;
10232     gfx_pressed   = scrollbutton_info[i].gfx_pressed;
10233     gd_bitmap_unpressed = graphic_info[gfx_unpressed].bitmap;
10234     gd_bitmap_pressed   = graphic_info[gfx_pressed].bitmap;
10235     gd_x1 = graphic_info[gfx_unpressed].src_x;
10236     gd_y1 = graphic_info[gfx_unpressed].src_y;
10237     gd_x2 = graphic_info[gfx_pressed].src_x;
10238     gd_y2 = graphic_info[gfx_pressed].src_y;
10239
10240     gi = CreateGadget(GDI_CUSTOM_ID, id,
10241                       GDI_CUSTOM_TYPE_ID, i,
10242                       GDI_IMAGE_ID, gfx_unpressed,
10243                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
10244                       GDI_X, x,
10245                       GDI_Y, y,
10246                       GDI_WIDTH, width,
10247                       GDI_HEIGHT, height,
10248                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
10249                       GDI_STATE, GD_BUTTON_UNPRESSED,
10250                       GDI_DESIGN_UNPRESSED, gd_bitmap_unpressed, gd_x1, gd_y1,
10251                       GDI_DESIGN_PRESSED, gd_bitmap_pressed, gd_x2, gd_y2,
10252                       GDI_DIRECT_DRAW, FALSE,
10253                       GDI_EVENT_MASK, event_mask,
10254                       GDI_CALLBACK_ACTION, HandleScreenGadgets,
10255                       GDI_END);
10256
10257     if (gi == NULL)
10258       Fail("cannot create gadget");
10259
10260     screen_gadget[id] = gi;
10261   }
10262 }
10263
10264 static void CreateScreenScrollbars(void)
10265 {
10266   int i;
10267
10268   // these values are not constant, but can change at runtime
10269   scrollbar_info[0].x = SC_SCROLL_VERTICAL_XPOS;
10270   scrollbar_info[0].y = SC_SCROLL_VERTICAL_YPOS;
10271   scrollbar_info[0].width  = SC_SCROLL_VERTICAL_XSIZE;
10272   scrollbar_info[0].height = SC_SCROLL_VERTICAL_YSIZE;
10273
10274   for (i = 0; i < NUM_SCREEN_SCROLLBARS; i++)
10275   {
10276     Bitmap *gd_bitmap_unpressed, *gd_bitmap_pressed;
10277     int gfx_unpressed, gfx_pressed;
10278     int x, y, width, height;
10279     int gd_x1, gd_x2, gd_y1, gd_y2;
10280     struct GadgetInfo *gi;
10281     int items_max, items_visible, item_position;
10282     unsigned int event_mask;
10283     int num_page_entries = NUM_MENU_ENTRIES_ON_SCREEN;
10284     int id = scrollbar_info[i].gadget_id;
10285
10286     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
10287
10288     x = mSX + scrollbar_info[i].x + menu.scrollbar_xoffset;
10289     y = mSY + scrollbar_info[i].y;
10290     width  = scrollbar_info[i].width;
10291     height = scrollbar_info[i].height;
10292
10293     // correct scrollbar position if placed outside menu (playfield) area
10294     if (x > SX + SC_SCROLL_VERTICAL_XPOS)
10295       x = SX + SC_SCROLL_VERTICAL_XPOS;
10296
10297     if (id == SCREEN_CTRL_ID_SCROLL_VERTICAL)
10298       height = (NUM_MENU_ENTRIES_ON_SCREEN - 2) * SC_SCROLLBUTTON_YSIZE;
10299
10300     items_max = num_page_entries;
10301     items_visible = num_page_entries;
10302     item_position = 0;
10303
10304     gfx_unpressed = scrollbar_info[i].gfx_unpressed;
10305     gfx_pressed   = scrollbar_info[i].gfx_pressed;
10306     gd_bitmap_unpressed = graphic_info[gfx_unpressed].bitmap;
10307     gd_bitmap_pressed   = graphic_info[gfx_pressed].bitmap;
10308     gd_x1 = graphic_info[gfx_unpressed].src_x;
10309     gd_y1 = graphic_info[gfx_unpressed].src_y;
10310     gd_x2 = graphic_info[gfx_pressed].src_x;
10311     gd_y2 = graphic_info[gfx_pressed].src_y;
10312
10313     gi = CreateGadget(GDI_CUSTOM_ID, id,
10314                       GDI_CUSTOM_TYPE_ID, i,
10315                       GDI_IMAGE_ID, gfx_unpressed,
10316                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
10317                       GDI_X, x,
10318                       GDI_Y, y,
10319                       GDI_WIDTH, width,
10320                       GDI_HEIGHT, height,
10321                       GDI_TYPE, scrollbar_info[i].type,
10322                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
10323                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
10324                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
10325                       GDI_WHEEL_AREA_X, SX,
10326                       GDI_WHEEL_AREA_Y, SY,
10327                       GDI_WHEEL_AREA_WIDTH, SXSIZE,
10328                       GDI_WHEEL_AREA_HEIGHT, SYSIZE,
10329                       GDI_STATE, GD_BUTTON_UNPRESSED,
10330                       GDI_DESIGN_UNPRESSED, gd_bitmap_unpressed, gd_x1, gd_y1,
10331                       GDI_DESIGN_PRESSED, gd_bitmap_pressed, gd_x2, gd_y2,
10332                       GDI_BORDER_SIZE, SC_BORDER_SIZE, SC_BORDER_SIZE,
10333                       GDI_DIRECT_DRAW, FALSE,
10334                       GDI_EVENT_MASK, event_mask,
10335                       GDI_CALLBACK_ACTION, HandleScreenGadgets,
10336                       GDI_END);
10337
10338     if (gi == NULL)
10339       Fail("cannot create gadget");
10340
10341     screen_gadget[id] = gi;
10342   }
10343 }
10344
10345 static void CreateScreenTextInputGadgets(void)
10346 {
10347   int i;
10348
10349   for (i = 0; i < NUM_SCREEN_TEXTINPUT; i++)
10350   {
10351     int graphic = textinput_info[i].graphic;
10352     struct GraphicInfo *gd = &graphic_info[graphic];
10353     int gd_x1 = gd->src_x;
10354     int gd_y1 = gd->src_y;
10355     int gd_x2 = gd->src_x + gd->active_xoffset;
10356     int gd_y2 = gd->src_y + gd->active_yoffset;
10357     struct GadgetInfo *gi;
10358     unsigned int event_mask;
10359     int id = textinput_info[i].gadget_id;
10360     int x = textinput_info[i].x;
10361     int y = textinput_info[i].y;
10362
10363     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
10364
10365     gi = CreateGadget(GDI_CUSTOM_ID, id,
10366                       GDI_CUSTOM_TYPE_ID, i,
10367                       GDI_INFO_TEXT, textinput_info[i].infotext,
10368                       GDI_X, SX + x,
10369                       GDI_Y, SY + y,
10370                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
10371                       GDI_TEXT_VALUE, textinput_info[i].value,
10372                       GDI_TEXT_SIZE, textinput_info[i].size,
10373                       GDI_TEXT_FONT, getSetupValueFont(TYPE_STRING, NULL),
10374                       GDI_TEXT_FONT_ACTIVE, FONT_TEXT_1,
10375                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
10376                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
10377                       GDI_BORDER_SIZE, gd->border_size, gd->border_size,
10378                       GDI_DESIGN_WIDTH, gd->width,
10379                       GDI_EVENT_MASK, event_mask,
10380                       GDI_CALLBACK_ACTION, HandleScreenGadgets,
10381                       GDI_CALLBACK_ACTION_ALWAYS, TRUE,
10382                       GDI_END);
10383
10384     if (gi == NULL)
10385       Fail("cannot create gadget");
10386
10387     screen_gadget[id] = gi;
10388   }
10389 }
10390
10391 void CreateScreenGadgets(void)
10392 {
10393   CreateScreenMenubuttons();
10394
10395   CreateScreenScrollbuttons();
10396   CreateScreenScrollbars();
10397
10398   CreateScreenTextInputGadgets();
10399 }
10400
10401 void FreeScreenGadgets(void)
10402 {
10403   int i;
10404
10405   for (i = 0; i < NUM_SCREEN_GADGETS; i++)
10406     FreeGadget(screen_gadget[i]);
10407 }
10408
10409 static void RedrawScreenMenuGadgets(int screen_mask)
10410 {
10411   int i;
10412
10413   for (i = 0; i < NUM_SCREEN_MENUBUTTONS; i++)
10414     if (screen_mask & menubutton_info[i].screen_mask)
10415       RedrawGadget(screen_gadget[menubutton_info[i].gadget_id]);
10416 }
10417
10418 static void MapScreenMenuGadgets(int screen_mask)
10419 {
10420   int i;
10421
10422   for (i = 0; i < NUM_SCREEN_MENUBUTTONS; i++)
10423     if (screen_mask & menubutton_info[i].screen_mask)
10424       MapGadget(screen_gadget[menubutton_info[i].gadget_id]);
10425 }
10426
10427 static void UnmapScreenMenuGadgets(int screen_mask)
10428 {
10429   int i;
10430
10431   for (i = 0; i < NUM_SCREEN_MENUBUTTONS; i++)
10432   {
10433     if (screen_mask & menubutton_info[i].screen_mask)
10434     {
10435       UnmapGadget(screen_gadget[menubutton_info[i].gadget_id]);
10436
10437       if (screen_mask & SCREEN_MASK_MAIN_HAS_SOLUTION)
10438         DrawBackground(screen_gadget[menubutton_info[i].gadget_id]->x,
10439                        screen_gadget[menubutton_info[i].gadget_id]->y,
10440                        screen_gadget[menubutton_info[i].gadget_id]->width,
10441                        screen_gadget[menubutton_info[i].gadget_id]->height);
10442     }
10443   }
10444 }
10445
10446 static void UpdateScreenMenuGadgets(int screen_mask, boolean map_gadgets)
10447 {
10448   if (map_gadgets)
10449     MapScreenMenuGadgets(screen_mask);
10450   else
10451     UnmapScreenMenuGadgets(screen_mask);
10452 }
10453
10454 static void MapScreenGadgets(int num_entries)
10455 {
10456   int i;
10457
10458   if (num_entries <= NUM_MENU_ENTRIES_ON_SCREEN)
10459     return;
10460
10461   for (i = 0; i < NUM_SCREEN_SCROLLBUTTONS; i++)
10462     MapGadget(screen_gadget[scrollbutton_info[i].gadget_id]);
10463
10464   for (i = 0; i < NUM_SCREEN_SCROLLBARS; i++)
10465     MapGadget(screen_gadget[scrollbar_info[i].gadget_id]);
10466 }
10467
10468 static void UnmapScreenGadgets()
10469 {
10470   int i;
10471
10472   for (i = 0; i < NUM_SCREEN_SCROLLBUTTONS; i++)
10473     UnmapGadget(screen_gadget[scrollbutton_info[i].gadget_id]);
10474
10475   for (i = 0; i < NUM_SCREEN_SCROLLBARS; i++)
10476     UnmapGadget(screen_gadget[scrollbar_info[i].gadget_id]);
10477 }
10478
10479 static void MapScreenTreeGadgets(TreeInfo *ti)
10480 {
10481   MapScreenGadgets(numTreeInfoInGroup(ti));
10482 }
10483
10484 static void UnmapScreenTreeGadgets(void)
10485 {
10486   UnmapScreenGadgets();
10487 }
10488
10489 static void AdjustScoreInfoButtons(int x, int y1, int y2)
10490 {
10491   struct GadgetInfo *gi_1 = screen_gadget[SCREEN_CTRL_ID_PREV_SCORE];
10492   struct GadgetInfo *gi_2 = screen_gadget[SCREEN_CTRL_ID_NEXT_SCORE];
10493   struct MenuPosInfo *pos_1 = menubutton_info[SCREEN_CTRL_ID_PREV_SCORE].pos;
10494   struct MenuPosInfo *pos_2 = menubutton_info[SCREEN_CTRL_ID_NEXT_SCORE].pos;
10495
10496   if (pos_1->x == -1 && pos_1->y == -1)
10497     ModifyGadget(gi_1, GDI_X, x, GDI_Y, y1, GDI_END);
10498
10499   if (pos_2->x == -1 && pos_2->y == -1)
10500     ModifyGadget(gi_2, GDI_X, x, GDI_Y, y2, GDI_END);
10501 }
10502
10503 static void HandleScreenGadgets(struct GadgetInfo *gi)
10504 {
10505   int id = gi->custom_id;
10506   int button = gi->event.button;
10507   int step = (button == MB_LEFTBUTTON   ? 1 :
10508               button == MB_MIDDLEBUTTON ? 5 :
10509               button == MB_RIGHTBUTTON  ? 10 : 1);
10510
10511   switch (id)
10512   {
10513     case SCREEN_CTRL_ID_PREV_LEVEL:
10514       HandleMainMenu_SelectLevel(step, -1, NO_DIRECT_LEVEL_SELECT);
10515       break;
10516
10517     case SCREEN_CTRL_ID_NEXT_LEVEL:
10518       HandleMainMenu_SelectLevel(step, +1, NO_DIRECT_LEVEL_SELECT);
10519       break;
10520
10521     case SCREEN_CTRL_ID_PREV_LEVEL2:
10522       HandleHallOfFame_SelectLevel(step, -1);
10523       break;
10524
10525     case SCREEN_CTRL_ID_NEXT_LEVEL2:
10526       HandleHallOfFame_SelectLevel(step, +1);
10527       break;
10528
10529     case SCREEN_CTRL_ID_PREV_SCORE:
10530       HandleScoreInfo_SelectScore(step, -1);
10531       break;
10532
10533     case SCREEN_CTRL_ID_NEXT_SCORE:
10534       HandleScoreInfo_SelectScore(step, +1);
10535       break;
10536
10537     case SCREEN_CTRL_ID_FIRST_LEVEL:
10538       HandleMainMenu_SelectLevel(MAX_LEVELS, -1, NO_DIRECT_LEVEL_SELECT);
10539       break;
10540
10541     case SCREEN_CTRL_ID_LAST_LEVEL:
10542       HandleMainMenu_SelectLevel(MAX_LEVELS, +1, NO_DIRECT_LEVEL_SELECT);
10543       break;
10544
10545     case SCREEN_CTRL_ID_LEVEL_NUMBER:
10546       CloseDoor(DOOR_CLOSE_2);
10547       SetGameStatus(GAME_MODE_LEVELNR);
10548       DrawChooseLevelNr();
10549       break;
10550
10551     case SCREEN_CTRL_ID_PREV_PLAYER:
10552       HandleSetupScreen_Input_Player(step, -1);
10553       break;
10554
10555     case SCREEN_CTRL_ID_NEXT_PLAYER:
10556       HandleSetupScreen_Input_Player(step, +1);
10557       break;
10558
10559     case SCREEN_CTRL_ID_INSERT_SOLUTION:
10560       InsertSolutionTape();
10561       break;
10562
10563     case SCREEN_CTRL_ID_PLAY_SOLUTION:
10564       PlaySolutionTape();
10565       break;
10566
10567     case SCREEN_CTRL_ID_SWITCH_ECS_AGA:
10568       setup.prefer_aga_graphics = !setup.prefer_aga_graphics;
10569       DrawMainMenu();
10570       break;
10571
10572     case SCREEN_CTRL_ID_TOUCH_PREV_PAGE:
10573     case SCREEN_CTRL_ID_TOUCH_NEXT_PAGE:
10574     case SCREEN_CTRL_ID_TOUCH_PREV_PAGE2:
10575     case SCREEN_CTRL_ID_TOUCH_NEXT_PAGE2:
10576       PushUserEvent(USEREVENT_GADGET_PRESSED, id, 0);
10577       break;
10578
10579     case SCREEN_CTRL_ID_SCROLL_UP:
10580       if (game_status == GAME_MODE_NAMES)
10581         HandleChoosePlayerName(0,0, 0, -1 * SCROLL_LINE, MB_MENU_MARK);
10582       else if (game_status == GAME_MODE_LEVELS)
10583         HandleChooseLevelSet(0,0, 0, -1 * SCROLL_LINE, MB_MENU_MARK);
10584       else if (game_status == GAME_MODE_LEVELNR)
10585         HandleChooseLevelNr(0,0, 0, -1 * SCROLL_LINE, MB_MENU_MARK);
10586       else if (game_status == GAME_MODE_SETUP)
10587         HandleSetupScreen(0,0, 0, -1 * SCROLL_LINE, MB_MENU_MARK);
10588       else if (game_status == GAME_MODE_INFO)
10589         HandleInfoScreen(0,0, 0, -1 * SCROLL_LINE, MB_MENU_MARK);
10590       else if (game_status == GAME_MODE_SCORES)
10591         HandleHallOfFame(0,0, 0, -1 * SCROLL_LINE, MB_MENU_MARK);
10592       break;
10593
10594     case SCREEN_CTRL_ID_SCROLL_DOWN:
10595       if (game_status == GAME_MODE_NAMES)
10596         HandleChoosePlayerName(0,0, 0, +1 * SCROLL_LINE, MB_MENU_MARK);
10597       else if (game_status == GAME_MODE_LEVELS)
10598         HandleChooseLevelSet(0,0, 0, +1 * SCROLL_LINE, MB_MENU_MARK);
10599       else if (game_status == GAME_MODE_LEVELNR)
10600         HandleChooseLevelNr(0,0, 0, +1 * SCROLL_LINE, MB_MENU_MARK);
10601       else if (game_status == GAME_MODE_SETUP)
10602         HandleSetupScreen(0,0, 0, +1 * SCROLL_LINE, MB_MENU_MARK);
10603       else if (game_status == GAME_MODE_INFO)
10604         HandleInfoScreen(0,0, 0, +1 * SCROLL_LINE, MB_MENU_MARK);
10605       else if (game_status == GAME_MODE_SCORES)
10606         HandleHallOfFame(0,0, 0, +1 * SCROLL_LINE, MB_MENU_MARK);
10607       break;
10608
10609     case SCREEN_CTRL_ID_SCROLL_VERTICAL:
10610       if (game_status == GAME_MODE_NAMES)
10611         HandleChoosePlayerName(0,0,999,gi->event.item_position,MB_MENU_INITIALIZE);
10612       else if (game_status == GAME_MODE_LEVELS)
10613         HandleChooseLevelSet(0,0,999,gi->event.item_position,MB_MENU_INITIALIZE);
10614       else if (game_status == GAME_MODE_LEVELNR)
10615         HandleChooseLevelNr(0,0,999,gi->event.item_position,MB_MENU_INITIALIZE);
10616       else if (game_status == GAME_MODE_SETUP)
10617         HandleSetupScreen(0,0, 999,gi->event.item_position,MB_MENU_INITIALIZE);
10618       else if (game_status == GAME_MODE_INFO)
10619         HandleInfoScreen(0,0, 999,gi->event.item_position,MB_MENU_INITIALIZE);
10620       else if (game_status == GAME_MODE_SCORES)
10621         HandleHallOfFame(0,0, 999,gi->event.item_position,MB_MENU_INITIALIZE);
10622       break;
10623
10624     case SCREEN_CTRL_ID_NETWORK_SERVER:
10625     {
10626       if (!strEqual(gi->textinput.value, ""))
10627       {
10628         setString(&setup.network_server_hostname, gi->textinput.value);
10629
10630         network.server_host = setup.network_server_hostname;
10631       }
10632       else
10633       {
10634         setString(&setup.network_server_hostname, STR_NETWORK_AUTO_DETECT);
10635
10636         network.server_host = NULL;
10637       }
10638
10639       if (strEqual(network.server_host, STR_NETWORK_AUTO_DETECT))
10640         network.server_host = NULL;
10641
10642       execSetupGame_setNetworkServerText();
10643
10644       DrawSetupScreen();
10645
10646       break;
10647     }
10648
10649     default:
10650       break;
10651   }
10652 }
10653
10654 void DumpScreenIdentifiers(void)
10655 {
10656   int i;
10657
10658   Print("Active screen elements on current screen:\n");
10659
10660   for (i = 0; main_controls[i].nr != -1; i++)
10661   {
10662     struct MainControlInfo *mci = &main_controls[i];
10663
10664     if (mci->button_graphic != -1)
10665     {
10666       char *token = getTokenFromImageID(mci->button_graphic);
10667
10668       Print("- '%s'\n", token);
10669     }
10670   }
10671
10672   Print("Done.\n");
10673 }
10674
10675 boolean DoScreenAction(int image_id)
10676 {
10677   int i;
10678
10679   if (game_status != GAME_MODE_MAIN)
10680     return FALSE;
10681
10682   for (i = 0; main_controls[i].nr != -1; i++)
10683   {
10684     struct MainControlInfo *mci = &main_controls[i];
10685     struct MenuPosInfo *pos = mci->pos_button;
10686
10687     if (mci->button_graphic == image_id)
10688     {
10689       int x = mSX + pos->x;
10690       int y = mSY + pos->y;
10691
10692       HandleMainMenu(x, y, 0, 0, MB_MENU_CHOICE);
10693
10694       return TRUE;
10695     }
10696   }
10697
10698   return FALSE;
10699 }
10700
10701 void DrawScreenAfterAddingSet(char *tree_subdir_new, int tree_type)
10702 {
10703   // get tree info node of newly added level or artwork set
10704   TreeInfo *tree_node_first = TREE_FIRST_NODE(tree_type);
10705   TreeInfo *tree_node_new = getTreeInfoFromIdentifier(tree_node_first,
10706                                                       tree_subdir_new);
10707   if (tree_node_new == NULL)    // should not happen
10708     return;
10709
10710   // if request dialog is active, do nothing
10711   if (game.request_active)
10712     return;
10713
10714   if (game_status == GAME_MODE_MAIN &&
10715       tree_type == TREE_TYPE_LEVEL_DIR)
10716   {
10717     // when adding new level set in main menu, select it as current level set
10718
10719     // change current level set to newly added level set from zip file
10720     leveldir_current = tree_node_new;
10721
10722     // change current level number to first level of newly added level set
10723     level_nr = leveldir_current->first_level;
10724
10725     // redraw screen to reflect changed level set
10726     DrawMainMenu();
10727
10728     // save this level set and level number as last selected level set
10729     SaveLevelSetup_LastSeries();
10730     SaveLevelSetup_SeriesInfo();
10731   }
10732   else if (game_status == GAME_MODE_LEVELS &&
10733            tree_type == TREE_TYPE_LEVEL_DIR)
10734   {
10735     // when adding new level set in level set menu, set cursor and update screen
10736
10737     leveldir_current = tree_node_new;
10738
10739     DrawChooseTree(&leveldir_current);
10740   }
10741   else if (game_status == GAME_MODE_SETUP)
10742   {
10743     // when adding new artwork set in setup menu, set cursor and update screen
10744
10745     if (setup_mode == SETUP_MODE_CHOOSE_GRAPHICS &&
10746         tree_type == TREE_TYPE_GRAPHICS_DIR)
10747     {
10748       artwork.gfx_current = tree_node_new;
10749
10750       DrawChooseTree(&artwork.gfx_current);
10751     }
10752     else if (setup_mode == SETUP_MODE_CHOOSE_SOUNDS &&
10753              tree_type == TREE_TYPE_SOUNDS_DIR)
10754     {
10755       artwork.snd_current = tree_node_new;
10756
10757       DrawChooseTree(&artwork.snd_current);
10758     }
10759     else if (setup_mode == SETUP_MODE_CHOOSE_MUSIC &&
10760              tree_type == TREE_TYPE_MUSIC_DIR)
10761     {
10762       artwork.mus_current = tree_node_new;
10763
10764       DrawChooseTree(&artwork.mus_current);
10765     }
10766   }
10767 }
10768
10769 static int UploadTapes(void)
10770 {
10771   SetGameStatus(GAME_MODE_LOADING);
10772
10773   FadeSetEnterScreen();
10774   FadeOut(REDRAW_ALL);
10775
10776   ClearRectangle(drawto, 0, 0, WIN_XSIZE, WIN_YSIZE);
10777
10778   FadeIn(REDRAW_ALL);
10779
10780   DrawInitTextHead("Uploading tapes");
10781
10782   global.autoplay_mode = AUTOPLAY_MODE_UPLOAD;
10783   global.autoplay_leveldir = "ALL";
10784   global.autoplay_all = TRUE;
10785
10786   int num_tapes_uploaded = AutoPlayTapes();
10787
10788   global.autoplay_mode = AUTOPLAY_MODE_NONE;
10789   global.autoplay_leveldir = NULL;
10790   global.autoplay_all = FALSE;
10791
10792   SetGameStatus(GAME_MODE_MAIN);
10793
10794   DrawMainMenu();
10795
10796   return num_tapes_uploaded;
10797 }
10798
10799 static boolean OfferUploadTapes(void)
10800 {
10801   if (!Request(setup.has_remaining_tapes ?
10802                "Upload missing tapes to the high score server now?" :
10803                "Upload all your tapes to the high score server now?", REQ_ASK))
10804     return FALSE;
10805
10806   int num_tapes_uploaded = UploadTapes();
10807   char message[100];
10808
10809   if (num_tapes_uploaded < 0)
10810   {
10811     num_tapes_uploaded = -num_tapes_uploaded - 1;
10812
10813     if (num_tapes_uploaded == 0)
10814       sprintf(message, "Upload failed! No tapes uploaded!");
10815     else if (num_tapes_uploaded == 1)
10816       sprintf(message, "Upload failed! Only 1 tape uploaded!");
10817     else
10818       sprintf(message, "Upload failed! Only %d tapes uploaded!",
10819               num_tapes_uploaded);
10820
10821     Request(message, REQ_CONFIRM);
10822
10823     // if uploading tapes failed, add tape upload entry to setup menu
10824     setup.provide_uploading_tapes = TRUE;
10825     setup.has_remaining_tapes = TRUE;
10826
10827     SaveSetup_ServerSetup();
10828
10829     return FALSE;
10830   }
10831
10832   if (num_tapes_uploaded == 0)
10833     sprintf(message, "No tapes uploaded!");
10834   else if (num_tapes_uploaded == 1)
10835     sprintf(message, "1 tape uploaded!");
10836   else
10837     sprintf(message, "%d tapes uploaded!", num_tapes_uploaded);
10838
10839   Request(message, REQ_CONFIRM);
10840
10841   if (num_tapes_uploaded > 0)
10842     Request("New scores will be visible after a few minutes!", REQ_CONFIRM);
10843
10844   // after all tapes have been uploaded, remove entry from setup menu
10845   setup.provide_uploading_tapes = FALSE;
10846   setup.has_remaining_tapes = FALSE;
10847
10848   SaveSetup_ServerSetup();
10849
10850   return TRUE;
10851 }
10852
10853 static void CheckUploadTapes(void)
10854 {
10855   if (!setup.ask_for_uploading_tapes)
10856     return;
10857
10858   // after asking for uploading tapes, do not ask again
10859   setup.ask_for_uploading_tapes = FALSE;
10860   setup.ask_for_remaining_tapes = FALSE;
10861
10862   if (directoryExists(getTapeDir(NULL)))
10863   {
10864     boolean tapes_uploaded = OfferUploadTapes();
10865
10866     if (!tapes_uploaded)
10867     {
10868       Request(setup.has_remaining_tapes ?
10869               "You can upload missing tapes from the setup menu later!" :
10870               "You can upload your tapes from the setup menu later!",
10871               REQ_CONFIRM);
10872     }
10873   }
10874   else
10875   {
10876     // if tapes directory does not exist yet, never offer uploading all tapes
10877     setup.provide_uploading_tapes = FALSE;
10878   }
10879
10880   SaveSetup_ServerSetup();
10881 }
10882
10883 static void UpgradePlayerUUID(void)
10884 {
10885   ApiResetUUIDAsThread(getUUID());
10886 }
10887
10888 static void CheckUpgradePlayerUUID(void)
10889 {
10890   if (setup.player_version > 1)
10891     return;
10892
10893   UpgradePlayerUUID();
10894 }
10895
10896 void CheckApiServerTasks(void)
10897 {
10898   // check if the player's UUID has to be upgraded
10899   CheckUpgradePlayerUUID();
10900
10901   // check if there are any tapes to be uploaded
10902   CheckUploadTapes();
10903 }