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_FIRST_LEVEL      2
 188 #define SCREEN_CTRL_ID_LAST_LEVEL       3
 189 #define SCREEN_CTRL_ID_LEVEL_NUMBER     4
 190 #define SCREEN_CTRL_ID_PREV_PLAYER      5
 191 #define SCREEN_CTRL_ID_NEXT_PLAYER      6
 192 #define SCREEN_CTRL_ID_INSERT_SOLUTION  7
 193 #define SCREEN_CTRL_ID_PLAY_SOLUTION    8
 194 #define SCREEN_CTRL_ID_SWITCH_ECS_AGA   9
 195 #define SCREEN_CTRL_ID_TOUCH_PREV_PAGE  10
 196 #define SCREEN_CTRL_ID_TOUCH_NEXT_PAGE  11
 197 #define SCREEN_CTRL_ID_TOUCH_PREV_PAGE2 12
 198 #define SCREEN_CTRL_ID_TOUCH_NEXT_PAGE2 13
 199 #define SCREEN_CTRL_ID_SCROLL_UP        14
 200 #define SCREEN_CTRL_ID_SCROLL_DOWN      15
 201 #define SCREEN_CTRL_ID_SCROLL_VERTICAL  16
 202 #define SCREEN_CTRL_ID_NETWORK_SERVER   17
 203
 204 #define NUM_SCREEN_GADGETS              18
 205
 206 #define NUM_SCREEN_MENUBUTTONS          14
 207 #define NUM_SCREEN_SCROLLBUTTONS        2
 208 #define NUM_SCREEN_SCROLLBARS           1
 209 #define NUM_SCREEN_TEXTINPUT            1
 210
 211 #define SCREEN_MASK_MAIN                (1 << 0)
 212 #define SCREEN_MASK_MAIN_HAS_SOLUTION   (1 << 1)
 213 #define SCREEN_MASK_INPUT               (1 << 2)
 214 #define SCREEN_MASK_TOUCH               (1 << 3)
 215 #define SCREEN_MASK_TOUCH2              (1 << 4)
 216
 217 // graphic position and size values for buttons and scrollbars
 218 #define SC_MENUBUTTON_XSIZE             TILEX
 219 #define SC_MENUBUTTON_YSIZE             TILEY
 220
 221 #define SC_SCROLLBUTTON_XSIZE           TILEX
 222 #define SC_SCROLLBUTTON_YSIZE           TILEY
 223
 224 #define SC_SCROLLBAR_XPOS               (SXSIZE - SC_SCROLLBUTTON_XSIZE)
 225
 226 #define SC_SCROLL_VERTICAL_XSIZE        SC_SCROLLBUTTON_XSIZE
 227 #define SC_SCROLL_VERTICAL_YSIZE        ((MAX_MENU_ENTRIES_ON_SCREEN - 2) * \
 228                                          SC_SCROLLBUTTON_YSIZE)
 229
 230 #define SC_SCROLL_UP_XPOS               SC_SCROLLBAR_XPOS
 231 #define SC_SCROLL_UP_YPOS               (2 * SC_SCROLLBUTTON_YSIZE)
 232
 233 #define SC_SCROLL_VERTICAL_XPOS         SC_SCROLLBAR_XPOS
 234 #define SC_SCROLL_VERTICAL_YPOS         (SC_SCROLL_UP_YPOS + \
 235                                          SC_SCROLLBUTTON_YSIZE)
 236
 237 #define SC_SCROLL_DOWN_XPOS             SC_SCROLLBAR_XPOS
 238 #define SC_SCROLL_DOWN_YPOS             (SC_SCROLL_VERTICAL_YPOS + \
 239                                          SC_SCROLL_VERTICAL_YSIZE)
 240
 241 #define SC_BORDER_SIZE                  14
 242
 243
 244 // forward declarations of internal functions
 245 static void HandleScreenGadgets(struct GadgetInfo *);
 246 static void HandleSetupScreen_Generic(int, int, int, int, int);
 247 static void HandleSetupScreen_Input(int, int, int, int, int);
 248 static void CustomizeKeyboard(int);
 249 static void ConfigureJoystick(int);
 250 static void ConfigureVirtualButtons(void);
 251 static void execSetupGame(void);
 252 static void execSetupEngines(void);
 253 static void execSetupGraphics(void);
 254 static void execSetupSound(void);
 255 static void execSetupTouch(void);
 256 static void execSetupArtwork(void);
 257 static void HandleChooseTree(int, int, int, int, int, TreeInfo **);
 258
 259 static void DrawChoosePlayerName(void);
 260 static void DrawChooseLevelSet(void);
 261 static void DrawChooseLevelNr(void);
 262 static void DrawInfoScreen(void);
 263 static void DrawSetupScreen(void);
 264 static void DrawTypeName(void);
 265
 266 static void DrawInfoScreen_NotAvailable(char *, char *);
 267 static void DrawInfoScreen_HelpAnim(int, int, boolean);
 268 static void DrawInfoScreen_HelpText(int, int, int, int);
 269 static void HandleInfoScreen_Main(int, int, int, int, int);
 270 static void HandleInfoScreen_TitleScreen(int);
 271 static void HandleInfoScreen_Elements(int);
 272 static void HandleInfoScreen_Music(int);
 273 static void HandleInfoScreen_Credits(int);
 274 static void HandleInfoScreen_Program(int);
 275 static void HandleInfoScreen_Version(int);
 276
 277 static void ModifyGameSpeedIfNeeded(void);
 278 static void DisableVsyncIfNeeded(void);
 279
 280 static void MapScreenMenuGadgets(int);
 281 static void UnmapScreenMenuGadgets(int);
 282 static void MapScreenGadgets(int);
 283 static void MapScreenTreeGadgets(TreeInfo *);
 284
 285 static void UpdateScreenMenuGadgets(int, boolean);
 286
 287 static boolean OfferUploadTapes(void);
 288 static void execOfferUploadTapes(void);
 289
 290 static struct GadgetInfo *screen_gadget[NUM_SCREEN_GADGETS];
 291
 292 static int info_mode = INFO_MODE_MAIN;
 293 static int setup_mode = SETUP_MODE_MAIN;
 294
 295 static TreeInfo *window_sizes = NULL;
 296 static TreeInfo *window_size_current = NULL;
 297
 298 static TreeInfo *scaling_types = NULL;
 299 static TreeInfo *scaling_type_current = NULL;
 300
 301 static TreeInfo *rendering_modes = NULL;
 302 static TreeInfo *rendering_mode_current = NULL;
 303
 304 static TreeInfo *vsync_modes = NULL;
 305 static TreeInfo *vsync_mode_current = NULL;
 306
 307 static TreeInfo *scroll_delays = NULL;
 308 static TreeInfo *scroll_delay_current = NULL;
 309
 310 static TreeInfo *snapshot_modes = NULL;
 311 static TreeInfo *snapshot_mode_current = NULL;
 312
 313 static TreeInfo *scores_types = NULL;
 314 static TreeInfo *scores_type_current = NULL;
 315
 316 static TreeInfo *game_speeds_normal = NULL;
 317 static TreeInfo *game_speeds_extended = NULL;
 318 static TreeInfo *game_speeds = NULL;
 319 static TreeInfo *game_speed_current = NULL;
 320
 321 static TreeInfo *volumes_simple = NULL;
 322 static TreeInfo *volume_simple_current = NULL;
 323
 324 static TreeInfo *volumes_loops = NULL;
 325 static TreeInfo *volume_loops_current = NULL;
 326
 327 static TreeInfo *volumes_music = NULL;
 328 static TreeInfo *volume_music_current = NULL;
 329
 330 static TreeInfo *touch_controls = NULL;
 331 static TreeInfo *touch_control_current = NULL;
 332
 333 static TreeInfo *move_distances = NULL;
 334 static TreeInfo *move_distance_current = NULL;
 335
 336 static TreeInfo *drop_distances = NULL;
 337 static TreeInfo *drop_distance_current = NULL;
 338
 339 static TreeInfo *transparencies = NULL;
 340 static TreeInfo *transparency_current = NULL;
 341
 342 static TreeInfo *grid_sizes[2][2] = { { NULL, NULL }, { NULL, NULL } };
 343 static TreeInfo *grid_size_current[2][2] = { { NULL, NULL }, { NULL, NULL } };
 344
 345 static TreeInfo *player_name = NULL;
 346 static TreeInfo *player_name_current = NULL;
 347
 348 static TreeInfo *level_number = NULL;
 349 static TreeInfo *level_number_current = NULL;
 350
 351 static struct ValueTextInfo window_sizes_list[] =
 352 {
 353   {     50,     "50 %"                          },
 354   {     80,     "80 %"                          },
 355   {     90,     "90 %"                          },
 356   {     100,    "100 % (Default)"               },
 357   {     110,    "110 %"                         },
 358   {     120,    "120 %"                         },
 359   {     130,    "130 %"                         },
 360   {     140,    "140 %"                         },
 361   {     150,    "150 %"                         },
 362   {     200,    "200 %"                         },
 363   {     250,    "250 %"                         },
 364   {     300,    "300 %"                         },
 365
 366   {     -1,     NULL                            },
 367 };
 368
 369 static struct StringValueTextInfo scaling_types_list[] =
 370 {
 371   {     SCALING_QUALITY_NEAREST, "Off"          },
 372   {     SCALING_QUALITY_LINEAR,  "Linear"       },
 373   {     SCALING_QUALITY_BEST,    "Anisotropic"  },
 374
 375   {     NULL,                    NULL           },
 376 };
 377
 378 static struct StringValueTextInfo rendering_modes_list[] =
 379 {
 380   {     STR_SPECIAL_RENDERING_OFF,      "Off (May show artifacts, fast)" },
 381   {     STR_SPECIAL_RENDERING_BITMAP,   "Bitmap/Texture mode (slower)"   },
 382 #if DEBUG
 383   // this mode may work under certain conditions, but does not work on Windows
 384   {     STR_SPECIAL_RENDERING_TARGET,   "Target Texture mode (slower)"   },
 385 #endif
 386   {     STR_SPECIAL_RENDERING_DOUBLE,   "Double Texture mode (slower)"   },
 387
 388   {     NULL,                            NULL                            },
 389 };
 390
 391 static struct StringValueTextInfo vsync_modes_list[] =
 392 {
 393   {     STR_VSYNC_MODE_OFF,             "Off"           },
 394   {     STR_VSYNC_MODE_NORMAL,          "Normal"        },
 395   {     STR_VSYNC_MODE_ADAPTIVE,        "Adaptive"      },
 396
 397   {     NULL,                            NULL           },
 398 };
 399
 400 static struct StringValueTextInfo scores_types_list[] =
 401 {
 402   {     STR_SCORES_TYPE_LOCAL_ONLY,         "Local scores only"         },
 403   {     STR_SCORES_TYPE_SERVER_ONLY,        "Server scores only"        },
 404   {     STR_SCORES_TYPE_LOCAL_AND_SERVER,   "Local and server scores"   },
 405
 406   {     NULL,                           NULL            },
 407 };
 408
 409 static struct ValueTextInfo game_speeds_list_normal[] =
 410 {
 411   {     30,     "Very Slow"                     },
 412   {     25,     "Slow"                          },
 413   {     20,     "Normal"                        },
 414   {     15,     "Fast"                          },
 415   {     10,     "Very Fast"                     },
 416
 417   {     -1,     NULL                            },
 418 };
 419
 420 static struct ValueTextInfo game_speeds_list_extended[] =
 421 {
 422   {     1000,   "1 fps (Extremely Slow)"        },
 423   {     500,    "2 fps"                         },
 424   {     200,    "5 fps"                         },
 425   {     100,    "10 fps"                        },
 426   {     50,     "20 fps"                        },
 427   {     29,     "35 fps (Original Supaplex)"    },
 428   {     25,     "40 fps"                        },
 429   {     20,     "50 fps (=== Normal Speed ===)" },
 430   {     16,     "60 fps (60 Hz VSync Speed)"    },
 431   {     14,     "70 fps (Maximum Supaplex)"     },
 432   {     10,     "100 fps"                       },
 433   {     5,      "200 fps"                       },
 434   {     2,      "500 fps"                       },
 435   {     1,      "1000 fps (Extremely Fast)"     },
 436
 437   {     -1,     NULL                            },
 438 };
 439
 440 static struct ValueTextInfo *game_speeds_list;
 441
 442 static struct ValueTextInfo scroll_delays_list[] =
 443 {
 444   {     0,      "0 Tiles (No Scroll Delay)"     },
 445   {     1,      "1 Tile"                        },
 446   {     2,      "2 Tiles"                       },
 447   {     3,      "3 Tiles (Default)"             },
 448   {     4,      "4 Tiles"                       },
 449   {     5,      "5 Tiles"                       },
 450   {     6,      "6 Tiles"                       },
 451   {     7,      "7 Tiles"                       },
 452   {     8,      "8 Tiles (Maximum Scroll Delay)"},
 453
 454   {     -1,     NULL                            },
 455 };
 456
 457 static struct StringValueTextInfo snapshot_modes_list[] =
 458 {
 459   {     STR_SNAPSHOT_MODE_OFF,                  "Off"           },
 460   {     STR_SNAPSHOT_MODE_EVERY_STEP,           "Every Step"    },
 461   {     STR_SNAPSHOT_MODE_EVERY_MOVE,           "Every Move"    },
 462   {     STR_SNAPSHOT_MODE_EVERY_COLLECT,        "Every Collect" },
 463
 464   {     NULL,                                   NULL            },
 465 };
 466
 467 static struct ValueTextInfo volumes_list[] =
 468 {
 469   {     0,      "0 %"                           },
 470   {     1,      "1 %"                           },
 471   {     2,      "2 %"                           },
 472   {     5,      "5 %"                           },
 473   {     10,     "10 %"                          },
 474   {     20,     "20 %"                          },
 475   {     30,     "30 %"                          },
 476   {     40,     "40 %"                          },
 477   {     50,     "50 %"                          },
 478   {     60,     "60 %"                          },
 479   {     70,     "70 %"                          },
 480   {     80,     "80 %"                          },
 481   {     90,     "90 %"                          },
 482   {     100,    "100 %"                         },
 483
 484   {     -1,     NULL                            },
 485 };
 486
 487 static struct StringValueTextInfo touch_controls_list[] =
 488 {
 489   {     TOUCH_CONTROL_OFF,              "Off"                   },
 490   {     TOUCH_CONTROL_VIRTUAL_BUTTONS,  "Virtual Buttons"       },
 491   {     TOUCH_CONTROL_WIPE_GESTURES,    "Wipe Gestures"         },
 492   {     TOUCH_CONTROL_FOLLOW_FINGER,    "Follow Finger"         },
 493
 494   {     NULL,                           NULL                    },
 495 };
 496
 497 static struct ValueTextInfo distances_list[] =
 498 {
 499   {     1,      "1 %"                           },
 500   {     2,      "2 %"                           },
 501   {     3,      "3 %"                           },
 502   {     4,      "4 %"                           },
 503   {     5,      "5 %"                           },
 504   {     10,     "10 %"                          },
 505   {     15,     "15 %"                          },
 506   {     20,     "20 %"                          },
 507   {     25,     "25 %"                          },
 508
 509   {     -1,     NULL                            },
 510 };
 511
 512 static struct ValueTextInfo transparencies_list[] =
 513 {
 514   {     0,      "0 % (Opaque)"                  },
 515   {     10,     "10 %"                          },
 516   {     20,     "20 %"                          },
 517   {     30,     "30 %"                          },
 518   {     40,     "40 %"                          },
 519   {     50,     "50 %"                          },
 520   {     60,     "60 %"                          },
 521   {     70,     "70 %"                          },
 522   {     80,     "80 %"                          },
 523   {     90,     "90 %"                          },
 524   {     100,    "100 % (Invisible)"             },
 525
 526   {     -1,     NULL                            },
 527 };
 528
 529 static struct ValueTextInfo grid_sizes_list[] =
 530 {
 531   {     3,      "3"                             },
 532   {     4,      "4"                             },
 533   {     5,      "5"                             },
 534   {     6,      "6"                             },
 535   {     7,      "7"                             },
 536   {     8,      "8"                             },
 537   {     9,      "9"                             },
 538   {     10,     "10"                            },
 539   {     11,     "11"                            },
 540   {     12,     "12"                            },
 541   {     13,     "13"                            },
 542   {     14,     "14"                            },
 543   {     15,     "15"                            },
 544   {     16,     "16"                            },
 545   {     17,     "17"                            },
 546   {     18,     "18"                            },
 547   {     19,     "19"                            },
 548   {     20,     "20"                            },
 549   {     21,     "21"                            },
 550   {     22,     "22"                            },
 551   {     23,     "23"                            },
 552   {     24,     "24"                            },
 553   {     25,     "25"                            },
 554   {     26,     "26"                            },
 555   {     27,     "27"                            },
 556   {     28,     "28"                            },
 557   {     29,     "29"                            },
 558   {     30,     "30"                            },
 559   {     31,     "31"                            },
 560   {     32,     "32"                            },
 561
 562   {     -1,     NULL                            },
 563 };
 564
 565 static int align_xoffset = 0;
 566 static int align_yoffset = 0;
 567
 568 #define DRAW_MODE(s)            ((s) >= GAME_MODE_MAIN &&               \
 569                                  (s) <= GAME_MODE_SETUP ? (s) :         \
 570                                  (s) == GAME_MODE_PSEUDO_TYPENAME ?     \
 571                                  GAME_MODE_MAIN :                       \
 572                                  (s) == GAME_MODE_PSEUDO_TYPENAMES ?    \
 573                                  GAME_MODE_NAMES : GAME_MODE_DEFAULT)
 574
 575 // (there are no draw offset definitions needed for INFO_MODE_TITLE)
 576 #define DRAW_MODE_INFO(i)       ((i) >= INFO_MODE_TITLE &&              \
 577                                  (i) <= INFO_MODE_LEVELSET ? (i) :      \
 578                                  INFO_MODE_MAIN)
 579
 580 #define DRAW_MODE_SETUP(i)      ((i) >= SETUP_MODE_MAIN &&              \
 581                                  (i) <= SETUP_MODE_SHORTCUTS_5 ? (i) :  \
 582                                  (i) >= SETUP_MODE_CHOOSE_GRAPHICS &&   \
 583                                  (i) <= SETUP_MODE_CHOOSE_MUSIC ?       \
 584                                  SETUP_MODE_CHOOSE_ARTWORK :            \
 585                                  SETUP_MODE_CHOOSE_OTHER)
 586
 587 #define DRAW_XOFFSET_INFO(i)    (DRAW_MODE_INFO(i) == INFO_MODE_MAIN ?  \
 588                                  menu.draw_xoffset[GAME_MODE_INFO] :    \
 589                                  menu.draw_xoffset_info[DRAW_MODE_INFO(i)])
 590 #define DRAW_YOFFSET_INFO(i)    (DRAW_MODE_INFO(i) == INFO_MODE_MAIN ?  \
 591                                  menu.draw_yoffset[GAME_MODE_INFO] :    \
 592                                  menu.draw_yoffset_info[DRAW_MODE_INFO(i)])
 593 #define EXTRA_SPACING_INFO(i)   (DRAW_MODE_INFO(i) == INFO_MODE_MAIN ? \
 594                                  menu.extra_spacing[GAME_MODE_INFO] :   \
 595                                  menu.extra_spacing_info[DRAW_MODE_INFO(i)])
 596
 597 #define DRAW_XOFFSET_SETUP(i)   (DRAW_MODE_SETUP(i) == SETUP_MODE_MAIN ? \
 598                                  menu.draw_xoffset[GAME_MODE_SETUP] :   \
 599                                  menu.draw_xoffset_setup[DRAW_MODE_SETUP(i)])
 600 #define DRAW_YOFFSET_SETUP(i)   (DRAW_MODE_SETUP(i) == SETUP_MODE_MAIN ? \
 601                                  menu.draw_yoffset[GAME_MODE_SETUP] :   \
 602                                  menu.draw_yoffset_setup[DRAW_MODE_SETUP(i)])
 603 #define EXTRA_SPACING_SETUP(i)  (DRAW_MODE_SETUP(i) == SETUP_MODE_MAIN ? \
 604                                  menu.extra_spacing[GAME_MODE_SETUP] :  \
 605                                  menu.extra_spacing_setup[DRAW_MODE_SETUP(i)])
 606
 607 #define DRAW_XOFFSET(s)         ((s) == GAME_MODE_INFO ?                \
 608                                  DRAW_XOFFSET_INFO(info_mode) :         \
 609                                  (s) == GAME_MODE_SETUP ?               \
 610                                  DRAW_XOFFSET_SETUP(setup_mode) :       \
 611                                  menu.draw_xoffset[DRAW_MODE(s)])
 612 #define DRAW_YOFFSET(s)         ((s) == GAME_MODE_INFO ?                \
 613                                  DRAW_YOFFSET_INFO(info_mode) :         \
 614                                  (s) == GAME_MODE_SETUP ?               \
 615                                  DRAW_YOFFSET_SETUP(setup_mode) :       \
 616                                  menu.draw_yoffset[DRAW_MODE(s)])
 617 #define EXTRA_SPACING(s)        ((s) == GAME_MODE_INFO ?                \
 618                                  EXTRA_SPACING_INFO(info_mode) :        \
 619                                  (s) == GAME_MODE_SETUP ?               \
 620                                  EXTRA_SPACING_SETUP(setup_mode) :      \
 621                                  menu.extra_spacing[DRAW_MODE(s)])
 622
 623 #define mSX                     (SX + DRAW_XOFFSET(game_status))
 624 #define mSY                     (SY + DRAW_YOFFSET(game_status))
 625
 626 #define amSX                    (mSX + align_xoffset)
 627 #define amSY                    (mSY + align_yoffset)
 628
 629 #define NUM_MENU_ENTRIES_ON_SCREEN (menu.list_size[game_status] > 2 ?   \
 630                                     menu.list_size[game_status] :       \
 631                                     MAX_MENU_ENTRIES_ON_SCREEN)
 632
 633 #define IN_VIS_MENU(x, y)       IN_FIELD(x, y, SCR_FIELDX,              \
 634                                          NUM_MENU_ENTRIES_ON_SCREEN)
 635
 636
 637 // title display and control definitions
 638
 639 #define MAX_NUM_TITLE_SCREENS   (2 * MAX_NUM_TITLE_IMAGES +             \
 640                                  2 * MAX_NUM_TITLE_MESSAGES)
 641
 642 #define NO_DIRECT_LEVEL_SELECT  (-1)
 643
 644
 645 static int num_title_screens = 0;
 646
 647 struct TitleControlInfo
 648 {
 649   boolean is_image;
 650   boolean initial;
 651   boolean first;
 652   int local_nr;
 653   int sort_priority;
 654 };
 655
 656 struct TitleControlInfo title_controls[MAX_NUM_TITLE_SCREENS];
 657
 658 // main menu display and control definitions
 659
 660 #define MAIN_CONTROL_NAME                       0
 661 #define MAIN_CONTROL_LEVELS                     1
 662 #define MAIN_CONTROL_SCORES                     2
 663 #define MAIN_CONTROL_EDITOR                     3
 664 #define MAIN_CONTROL_INFO                       4
 665 #define MAIN_CONTROL_GAME                       5
 666 #define MAIN_CONTROL_SETUP                      6
 667 #define MAIN_CONTROL_QUIT                       7
 668 #define MAIN_CONTROL_PREV_LEVEL                 8
 669 #define MAIN_CONTROL_NEXT_LEVEL                 9
 670 #define MAIN_CONTROL_FIRST_LEVEL                10
 671 #define MAIN_CONTROL_LAST_LEVEL                 11
 672 #define MAIN_CONTROL_LEVEL_NUMBER               12
 673 #define MAIN_CONTROL_LEVEL_INFO_1               13
 674 #define MAIN_CONTROL_LEVEL_INFO_2               14
 675 #define MAIN_CONTROL_LEVEL_NAME                 15
 676 #define MAIN_CONTROL_LEVEL_AUTHOR               16
 677 #define MAIN_CONTROL_LEVEL_YEAR                 17
 678 #define MAIN_CONTROL_LEVEL_IMPORTED_FROM        18
 679 #define MAIN_CONTROL_LEVEL_IMPORTED_BY          19
 680 #define MAIN_CONTROL_LEVEL_TESTED_BY            20
 681 #define MAIN_CONTROL_TITLE_1                    21
 682 #define MAIN_CONTROL_TITLE_2                    22
 683 #define MAIN_CONTROL_TITLE_3                    23
 684
 685 static char str_main_text_name[10];
 686 static char str_main_text_first_level[10];
 687 static char str_main_text_last_level[10];
 688 static char str_main_text_level_number[10];
 689
 690 static char network_server_hostname[MAX_SETUP_TEXT_INPUT_LEN + 1];
 691
 692 static char *main_text_name                     = str_main_text_name;
 693 static char *main_text_first_level              = str_main_text_first_level;
 694 static char *main_text_last_level               = str_main_text_last_level;
 695 static char *main_text_level_number             = str_main_text_level_number;
 696 static char *main_text_levels                   = "Levelset";
 697 static char *main_text_scores                   = "Hall Of Fame";
 698 static char *main_text_editor                   = "Level Creator";
 699 static char *main_text_info                     = "Info Screen";
 700 static char *main_text_game                     = "Start Game";
 701 static char *main_text_setup                    = "Setup";
 702 static char *main_text_quit                     = "Quit";
 703 static char *main_text_level_name               = level.name;
 704 static char *main_text_level_author             = level.author;
 705 static char *main_text_level_year               = NULL;
 706 static char *main_text_level_imported_from      = NULL;
 707 static char *main_text_level_imported_by        = NULL;
 708 static char *main_text_level_tested_by          = NULL;
 709 static char *main_text_title_1                  = NULL;
 710 static char *main_text_title_2                  = NULL;
 711 static char *main_text_title_3                  = NULL;
 712
 713 extern char debug_xsn_mode[];
 714
 715 struct MainControlInfo
 716 {
 717   int nr;
 718
 719   struct MenuPosInfo *pos_button;
 720   int button_graphic;
 721
 722   struct TextPosInfo *pos_text;
 723   char **text;
 724
 725   struct TextPosInfo *pos_input;
 726   char **input;
 727 };
 728
 729 static struct MainControlInfo main_controls[] =
 730 {
 731   {
 732     MAIN_CONTROL_NAME,
 733     &menu.main.button.name,             IMG_MENU_BUTTON_NAME,
 734     &menu.main.text.name,               &main_text_name,
 735     &menu.main.input.name,              &setup.player_name,
 736   },
 737   {
 738     MAIN_CONTROL_LEVELS,
 739     &menu.main.button.levels,           IMG_MENU_BUTTON_LEVELS,
 740     &menu.main.text.levels,             &main_text_levels,
 741     NULL,                               NULL,
 742   },
 743   {
 744     MAIN_CONTROL_SCORES,
 745     &menu.main.button.scores,           IMG_MENU_BUTTON_SCORES,
 746     &menu.main.text.scores,             &main_text_scores,
 747     NULL,                               NULL,
 748   },
 749   {
 750     MAIN_CONTROL_EDITOR,
 751     &menu.main.button.editor,           IMG_MENU_BUTTON_EDITOR,
 752     &menu.main.text.editor,             &main_text_editor,
 753     NULL,                               NULL,
 754   },
 755   {
 756     MAIN_CONTROL_INFO,
 757     &menu.main.button.info,             IMG_MENU_BUTTON_INFO,
 758     &menu.main.text.info,               &main_text_info,
 759     NULL,                               NULL,
 760   },
 761   {
 762     MAIN_CONTROL_GAME,
 763     &menu.main.button.game,             IMG_MENU_BUTTON_GAME,
 764     &menu.main.text.game,               &main_text_game,
 765     NULL,                               NULL,
 766   },
 767   {
 768     MAIN_CONTROL_SETUP,
 769     &menu.main.button.setup,            IMG_MENU_BUTTON_SETUP,
 770     &menu.main.text.setup,              &main_text_setup,
 771     NULL,                               NULL,
 772   },
 773   {
 774     MAIN_CONTROL_QUIT,
 775     &menu.main.button.quit,             IMG_MENU_BUTTON_QUIT,
 776     &menu.main.text.quit,               &main_text_quit,
 777     NULL,                               NULL,
 778   },
 779   {
 780     MAIN_CONTROL_PREV_LEVEL,
 781     NULL,                               -1,
 782     NULL,                               NULL,
 783     NULL,                               NULL,
 784   },
 785   {
 786     MAIN_CONTROL_NEXT_LEVEL,
 787     NULL,                               -1,
 788     NULL,                               NULL,
 789     NULL,                               NULL,
 790   },
 791   {
 792     MAIN_CONTROL_FIRST_LEVEL,
 793     NULL,                               -1,
 794     &menu.main.text.first_level,        &main_text_first_level,
 795     NULL,                               NULL,
 796   },
 797   {
 798     MAIN_CONTROL_LAST_LEVEL,
 799     NULL,                               -1,
 800     &menu.main.text.last_level,         &main_text_last_level,
 801     NULL,                               NULL,
 802   },
 803   {
 804     MAIN_CONTROL_LEVEL_NUMBER,
 805     NULL,                               -1,
 806     &menu.main.text.level_number,       &main_text_level_number,
 807     NULL,                               NULL,
 808   },
 809   {
 810     MAIN_CONTROL_LEVEL_INFO_1,
 811     NULL,                               -1,
 812     &menu.main.text.level_info_1,       NULL,
 813     NULL,                               NULL,
 814   },
 815   {
 816     MAIN_CONTROL_LEVEL_INFO_2,
 817     NULL,                               -1,
 818     &menu.main.text.level_info_2,       NULL,
 819     NULL,                               NULL,
 820   },
 821   {
 822     MAIN_CONTROL_LEVEL_NAME,
 823     NULL,                               -1,
 824     &menu.main.text.level_name,         &main_text_level_name,
 825     NULL,                               NULL,
 826   },
 827   {
 828     MAIN_CONTROL_LEVEL_AUTHOR,
 829     NULL,                               -1,
 830     &menu.main.text.level_author,       &main_text_level_author,
 831     NULL,                               NULL,
 832   },
 833   {
 834     MAIN_CONTROL_LEVEL_YEAR,
 835     NULL,                               -1,
 836     &menu.main.text.level_year,         &main_text_level_year,
 837     NULL,                               NULL,
 838   },
 839   {
 840     MAIN_CONTROL_LEVEL_IMPORTED_FROM,
 841     NULL,                               -1,
 842     &menu.main.text.level_imported_from, &main_text_level_imported_from,
 843     NULL,                               NULL,
 844   },
 845   {
 846     MAIN_CONTROL_LEVEL_IMPORTED_BY,
 847     NULL,                               -1,
 848     &menu.main.text.level_imported_by,  &main_text_level_imported_by,
 849     NULL,                               NULL,
 850   },
 851   {
 852     MAIN_CONTROL_LEVEL_TESTED_BY,
 853     NULL,                               -1,
 854     &menu.main.text.level_tested_by,    &main_text_level_tested_by,
 855     NULL,                               NULL,
 856   },
 857   {
 858     MAIN_CONTROL_TITLE_1,
 859     NULL,                               -1,
 860     &menu.main.text.title_1,            &main_text_title_1,
 861     NULL,                               NULL,
 862   },
 863   {
 864     MAIN_CONTROL_TITLE_2,
 865     NULL,                               -1,
 866     &menu.main.text.title_2,            &main_text_title_2,
 867     NULL,                               NULL,
 868   },
 869   {
 870     MAIN_CONTROL_TITLE_3,
 871     NULL,                               -1,
 872     &menu.main.text.title_3,            &main_text_title_3,
 873     NULL,                               NULL,
 874   },
 875
 876   {
 877     -1,
 878     NULL,                               -1,
 879     NULL,                               NULL,
 880     NULL,                               NULL,
 881   }
 882 };
 883
 884
 885 static int getTitleScreenGraphic(int nr, boolean initial)
 886 {
 887   return (initial ? IMG_TITLESCREEN_INITIAL_1 : IMG_TITLESCREEN_1) + nr;
 888 }
 889
 890 static struct TitleMessageInfo *getTitleMessageInfo(int nr, boolean initial)
 891 {
 892   return (initial ? &titlemessage_initial[nr] : &titlemessage[nr]);
 893 }
 894
 895 #if 0
 896 static int getTitleScreenGameMode(boolean initial)
 897 {
 898   return (initial ? GAME_MODE_TITLE_INITIAL : GAME_MODE_TITLE);
 899 }
 900 #endif
 901
 902 static int getTitleMessageGameMode(boolean initial)
 903 {
 904   return (initial ? GAME_MODE_TITLE_INITIAL : GAME_MODE_TITLE);
 905 }
 906
 907 static int getTitleAnimMode(struct TitleControlInfo *tci)
 908 {
 909   int base = (tci->initial ? GAME_MODE_TITLE_INITIAL_1 : GAME_MODE_TITLE_1);
 910
 911   return base + tci->local_nr;
 912 }
 913
 914 #if 0
 915 static int getTitleScreenBackground(boolean initial)
 916 {
 917   return (initial ? IMG_BACKGROUND_TITLE_INITIAL : IMG_BACKGROUND_TITLE);
 918 }
 919 #endif
 920
 921 #if 0
 922 static int getTitleMessageBackground(int nr, boolean initial)
 923 {
 924   return (initial ? IMG_BACKGROUND_TITLE_INITIAL : IMG_BACKGROUND_TITLE);
 925 }
 926 #endif
 927
 928 static int getTitleBackground(int nr, boolean initial, boolean is_image)
 929 {
 930   int base = (is_image ?
 931               (initial ? IMG_BACKGROUND_TITLESCREEN_INITIAL_1 :
 932                          IMG_BACKGROUND_TITLESCREEN_1) :
 933               (initial ? IMG_BACKGROUND_TITLEMESSAGE_INITIAL_1 :
 934                          IMG_BACKGROUND_TITLEMESSAGE_1));
 935   int graphic_global = (initial ? IMG_BACKGROUND_TITLE_INITIAL :
 936                                   IMG_BACKGROUND_TITLE);
 937   int graphic_local = base + nr;
 938
 939   if (graphic_info[graphic_local].bitmap != NULL)
 940     return graphic_local;
 941
 942   if (graphic_info[graphic_global].bitmap != NULL)
 943     return graphic_global;
 944
 945   return IMG_UNDEFINED;
 946 }
 947
 948 static int getTitleSound(struct TitleControlInfo *tci)
 949 {
 950   boolean is_image = tci->is_image;
 951   int initial = tci->initial;
 952   int nr = tci->local_nr;
 953   int mode = (initial ? GAME_MODE_TITLE_INITIAL : GAME_MODE_TITLE);
 954   int base = (is_image ?
 955               (initial ? SND_BACKGROUND_TITLESCREEN_INITIAL_1 :
 956                          SND_BACKGROUND_TITLESCREEN_1) :
 957               (initial ? SND_BACKGROUND_TITLEMESSAGE_INITIAL_1 :
 958                          SND_BACKGROUND_TITLEMESSAGE_1));
 959   int sound_global = menu.sound[mode];
 960   int sound_local = base + nr;
 961
 962 #if 0
 963   Debug("screens:getTitleSound", "%d, %d, %d: %d ['%s'], %d ['%s']",
 964         nr, initial, is_image,
 965         sound_global, getSoundListEntry(sound_global)->filename,
 966         sound_local, getSoundListEntry(sound_local)->filename);
 967 #endif
 968
 969   if (!strEqual(getSoundListEntry(sound_local)->filename, UNDEFINED_FILENAME))
 970     return sound_local;
 971
 972   if (!strEqual(getSoundListEntry(sound_global)->filename, UNDEFINED_FILENAME))
 973     return sound_global;
 974
 975   return SND_UNDEFINED;
 976 }
 977
 978 static int getTitleMusic(struct TitleControlInfo *tci)
 979 {
 980   boolean is_image = tci->is_image;
 981   int initial = tci->initial;
 982   int nr = tci->local_nr;
 983   int mode = (initial ? GAME_MODE_TITLE_INITIAL : GAME_MODE_TITLE);
 984   int base = (is_image ?
 985               (initial ? MUS_BACKGROUND_TITLESCREEN_INITIAL_1 :
 986                          MUS_BACKGROUND_TITLESCREEN_1) :
 987               (initial ? MUS_BACKGROUND_TITLEMESSAGE_INITIAL_1 :
 988                          MUS_BACKGROUND_TITLEMESSAGE_1));
 989   int music_global = menu.music[mode];
 990   int music_local = base + nr;
 991
 992 #if 0
 993   Debug("screens:getTitleMusic", "%d, %d, %d: %d ['%s'], %d ['%s']",
 994         nr, initial, is_image,
 995         music_global, getMusicListEntry(music_global)->filename,
 996         music_local, getMusicListEntry(music_local)->filename);
 997 #endif
 998
 999   if (!strEqual(getMusicListEntry(music_local)->filename, UNDEFINED_FILENAME))
1000     return music_local;
1001
1002   if (!strEqual(getMusicListEntry(music_global)->filename, UNDEFINED_FILENAME))
1003     return music_global;
1004
1005   return MUS_UNDEFINED;
1006 }
1007
1008 static struct TitleFadingInfo getTitleFading(struct TitleControlInfo *tci)
1009 {
1010   boolean is_image = tci->is_image;
1011   boolean initial = tci->initial;
1012   boolean first = tci->first;
1013   int nr = tci->local_nr;
1014   struct TitleMessageInfo tmi;
1015   struct TitleFadingInfo ti;
1016
1017   tmi = (is_image ? (initial ? (first ?
1018                                 titlescreen_initial_first[nr] :
1019                                 titlescreen_initial[nr])
1020                              : (first ?
1021                                 titlescreen_first[nr] :
1022                                 titlescreen[nr]))
1023                   : (initial ? (first ?
1024                                 titlemessage_initial_first[nr] :
1025                                 titlemessage_initial[nr])
1026                              : (first ?
1027                                 titlemessage_first[nr] :
1028                                 titlemessage[nr])));
1029
1030   ti.fade_mode  = tmi.fade_mode;
1031   ti.fade_delay = tmi.fade_delay;
1032   ti.post_delay = tmi.post_delay;
1033   ti.auto_delay = tmi.auto_delay;
1034   ti.auto_delay_unit = tmi.auto_delay_unit;
1035
1036   return ti;
1037 }
1038
1039 static int compareTitleControlInfo(const void *object1, const void *object2)
1040 {
1041   const struct TitleControlInfo *tci1 = (struct TitleControlInfo *)object1;
1042   const struct TitleControlInfo *tci2 = (struct TitleControlInfo *)object2;
1043   int compare_result;
1044
1045   if (tci1->initial != tci2->initial)
1046     compare_result = (tci1->initial ? -1 : +1);
1047   else if (tci1->sort_priority != tci2->sort_priority)
1048     compare_result = tci1->sort_priority - tci2->sort_priority;
1049   else if (tci1->is_image != tci2->is_image)
1050     compare_result = (tci1->is_image ? -1 : +1);
1051   else
1052     compare_result = tci1->local_nr - tci2->local_nr;
1053
1054   return compare_result;
1055 }
1056
1057 static void InitializeTitleControlsExt_AddTitleInfo(boolean is_image,
1058                                                     boolean initial,
1059                                                     int nr, int sort_priority)
1060 {
1061   title_controls[num_title_screens].is_image = is_image;
1062   title_controls[num_title_screens].initial = initial;
1063   title_controls[num_title_screens].local_nr = nr;
1064   title_controls[num_title_screens].sort_priority = sort_priority;
1065
1066   title_controls[num_title_screens].first = FALSE;      // will be set later
1067
1068   num_title_screens++;
1069 }
1070
1071 static void InitializeTitleControls_CheckTitleInfo(boolean initial)
1072 {
1073   int i;
1074
1075   for (i = 0; i < MAX_NUM_TITLE_IMAGES; i++)
1076   {
1077     int graphic = getTitleScreenGraphic(i, initial);
1078     Bitmap *bitmap = graphic_info[graphic].bitmap;
1079     int sort_priority = graphic_info[graphic].sort_priority;
1080
1081     if (bitmap != NULL)
1082       InitializeTitleControlsExt_AddTitleInfo(TRUE, initial, i, sort_priority);
1083   }
1084
1085   for (i = 0; i < MAX_NUM_TITLE_MESSAGES; i++)
1086   {
1087     struct TitleMessageInfo *tmi = getTitleMessageInfo(i, initial);
1088     char *filename = getLevelSetTitleMessageFilename(i, initial);
1089     int sort_priority = tmi->sort_priority;
1090
1091     if (filename != NULL)
1092       InitializeTitleControlsExt_AddTitleInfo(FALSE, initial, i, sort_priority);
1093   }
1094 }
1095
1096 static void InitializeTitleControls(boolean show_title_initial)
1097 {
1098   num_title_screens = 0;
1099
1100   // 1st step: initialize title screens for game start (only when starting)
1101   if (show_title_initial)
1102     InitializeTitleControls_CheckTitleInfo(TRUE);
1103
1104   // 2nd step: initialize title screens for current level set
1105   InitializeTitleControls_CheckTitleInfo(FALSE);
1106
1107   // sort title screens according to sort_priority and title number
1108   qsort(title_controls, num_title_screens, sizeof(struct TitleControlInfo),
1109         compareTitleControlInfo);
1110
1111   // mark first title screen
1112   title_controls[0].first = TRUE;
1113 }
1114
1115 static boolean visibleMenuPos(struct MenuPosInfo *pos)
1116 {
1117   return (pos != NULL && pos->x != -1 && pos->y != -1);
1118 }
1119
1120 static boolean visibleTextPos(struct TextPosInfo *pos)
1121 {
1122   return (pos != NULL && pos->x != -1 && pos->y != -1);
1123 }
1124
1125 static void InitializeMainControls(void)
1126 {
1127   boolean local_team_mode = (!network.enabled && setup.team_mode);
1128   int i;
1129
1130   // set main control text values to dynamically determined values
1131   sprintf(main_text_name,         "%s",   local_team_mode ? "Team:" : "Name:");
1132
1133   strcpy(main_text_first_level,  int2str(leveldir_current->first_level,
1134                                          menu.main.text.first_level.size));
1135   strcpy(main_text_last_level,   int2str(leveldir_current->last_level,
1136                                          menu.main.text.last_level.size));
1137   strcpy(main_text_level_number, int2str(level_nr,
1138                                          menu.main.text.level_number.size));
1139
1140   main_text_level_year          = leveldir_current->year;
1141   main_text_level_imported_from = leveldir_current->imported_from;
1142   main_text_level_imported_by   = leveldir_current->imported_by;
1143   main_text_level_tested_by     = leveldir_current->tested_by;
1144
1145   main_text_title_1 = getConfigProgramTitleString();
1146   main_text_title_2 = getConfigProgramCopyrightString();
1147   main_text_title_3 = getConfigProgramCompanyString();
1148
1149   // set main control screen positions to dynamically determined values
1150   for (i = 0; main_controls[i].nr != -1; i++)
1151   {
1152     struct MainControlInfo *mci = &main_controls[i];
1153     int nr                         = mci->nr;
1154     struct MenuPosInfo *pos_button = mci->pos_button;
1155     struct TextPosInfo *pos_text   = mci->pos_text;
1156     struct TextPosInfo *pos_input  = mci->pos_input;
1157     char *text                     = (mci->text  ? *mci->text  : NULL);
1158     char *input                    = (mci->input ? *mci->input : NULL);
1159     int button_graphic             = mci->button_graphic;
1160     int font_text                  = (pos_text  ? pos_text->font  : -1);
1161     int font_input                 = (pos_input ? pos_input->font : -1);
1162
1163     int font_text_width   = (font_text  != -1 ? getFontWidth(font_text)   : 0);
1164     int font_text_height  = (font_text  != -1 ? getFontHeight(font_text)  : 0);
1165     int font_input_width  = (font_input != -1 ? getFontWidth(font_input)  : 0);
1166     int font_input_height = (font_input != -1 ? getFontHeight(font_input) : 0);
1167     int text_chars  = (text  != NULL ? strlen(text)  : 0);
1168     int input_chars = (input != NULL ? strlen(input) : 0);
1169
1170     int button_width =
1171       (button_graphic != -1 ? graphic_info[button_graphic].width  : 0);
1172     int button_height =
1173       (button_graphic != -1 ? graphic_info[button_graphic].height : 0);
1174     int text_width   = font_text_width * text_chars;
1175     int text_height  = font_text_height;
1176     int input_width  = font_input_width * input_chars;
1177     int input_height = font_input_height;
1178
1179     if (nr == MAIN_CONTROL_NAME)
1180     {
1181       menu.main.input.name.width  = input_width;
1182       menu.main.input.name.height = input_height;
1183     }
1184
1185     if (pos_button != NULL)             // (x/y may be -1/-1 here)
1186     {
1187       pos_button->width  = button_width;
1188       pos_button->height = button_height;
1189     }
1190
1191     if (pos_text != NULL)               // (x/y may be -1/-1 here)
1192     {
1193       // calculate text size -- needed for text alignment
1194       boolean calculate_text_size = (text != NULL);
1195
1196       if (pos_text->width == -1 || calculate_text_size)
1197         pos_text->width = text_width;
1198       if (pos_text->height == -1 || calculate_text_size)
1199         pos_text->height = text_height;
1200
1201       if (visibleMenuPos(pos_button))
1202       {
1203         if (pos_text->x == -1)
1204           pos_text->x = pos_button->x + pos_button->width;
1205         if (pos_text->y == -1)
1206           pos_text->y =
1207             pos_button->y + (pos_button->height - pos_text->height) / 2;
1208       }
1209     }
1210
1211     if (pos_input != NULL)              // (x/y may be -1/-1 here)
1212     {
1213       if (visibleTextPos(pos_text))
1214       {
1215         if (pos_input->x == -1)
1216           pos_input->x = pos_text->x + pos_text->width;
1217         if (pos_input->y == -1)
1218           pos_input->y = pos_text->y;
1219       }
1220
1221       if (pos_input->width == -1)
1222         pos_input->width = input_width;
1223       if (pos_input->height == -1)
1224         pos_input->height = input_height;
1225     }
1226   }
1227 }
1228
1229 static void DrawPressedGraphicThruMask(int dst_x, int dst_y,
1230                                        int graphic, boolean pressed)
1231 {
1232   struct GraphicInfo *g = &graphic_info[graphic];
1233   Bitmap *src_bitmap;
1234   int src_x, src_y;
1235   int xoffset = (pressed ? g->pressed_xoffset : 0);
1236   int yoffset = (pressed ? g->pressed_yoffset : 0);
1237
1238   getFixedGraphicSource(graphic, 0, &src_bitmap, &src_x, &src_y);
1239
1240   BlitBitmapMasked(src_bitmap, drawto, src_x + xoffset, src_y + yoffset,
1241                    g->width, g->height, dst_x, dst_y);
1242 }
1243
1244 static void DrawCursorAndText_Main_Ext(int nr, boolean active_text,
1245                                        boolean active_input,
1246                                        boolean pressed_button)
1247 {
1248   int i;
1249
1250   for (i = 0; main_controls[i].nr != -1; i++)
1251   {
1252     struct MainControlInfo *mci = &main_controls[i];
1253
1254     if (mci->nr == nr || nr == -1)
1255     {
1256       struct MenuPosInfo *pos_button = mci->pos_button;
1257       struct TextPosInfo *pos_text   = mci->pos_text;
1258       struct TextPosInfo *pos_input  = mci->pos_input;
1259       char *text                     = (mci->text  ? *mci->text  : NULL);
1260       char *input                    = (mci->input ? *mci->input : NULL);
1261       int button_graphic             = mci->button_graphic;
1262       int font_text                  = (pos_text  ? pos_text->font  : -1);
1263       int font_input                 = (pos_input ? pos_input->font : -1);
1264
1265       if (active_text)
1266       {
1267         button_graphic = BUTTON_ACTIVE(button_graphic);
1268         font_text = FONT_ACTIVE(font_text);
1269       }
1270
1271       if (active_input)
1272       {
1273         font_input = FONT_ACTIVE(font_input);
1274       }
1275
1276       if (visibleMenuPos(pos_button))
1277       {
1278         struct MenuPosInfo *pos = pos_button;
1279         int x = mSX + pos->x;
1280         int y = mSY + pos->y;
1281
1282         DrawBackgroundForGraphic(x, y, pos->width, pos->height, button_graphic);
1283         DrawPressedGraphicThruMask(x, y, button_graphic, pressed_button);
1284       }
1285
1286       if (visibleTextPos(pos_text) && text != NULL)
1287       {
1288         struct TextPosInfo *pos = pos_text;
1289         int x = mSX + ALIGNED_TEXT_XPOS(pos);
1290         int y = mSY + ALIGNED_TEXT_YPOS(pos);
1291
1292 #if 1
1293         // (check why/if this is needed)
1294         DrawBackgroundForFont(x, y, pos->width, pos->height, font_text);
1295 #endif
1296         DrawText(x, y, text, font_text);
1297       }
1298
1299       if (visibleTextPos(pos_input) && input != NULL)
1300       {
1301         struct TextPosInfo *pos = pos_input;
1302         int x = mSX + ALIGNED_TEXT_XPOS(pos);
1303         int y = mSY + ALIGNED_TEXT_YPOS(pos);
1304
1305 #if 1
1306         // (check why/if this is needed)
1307         DrawBackgroundForFont(x, y, pos->width, pos->height, font_input);
1308 #endif
1309         DrawText(x, y, input, font_input);
1310       }
1311     }
1312   }
1313 }
1314
1315 static void DrawCursorAndText_Main(int nr, boolean active_text,
1316                                    boolean pressed_button)
1317 {
1318   DrawCursorAndText_Main_Ext(nr, active_text, FALSE, pressed_button);
1319 }
1320
1321 #if 0
1322 static void DrawCursorAndText_Main_Input(int nr, boolean active_text,
1323                                          boolean pressed_button)
1324 {
1325   DrawCursorAndText_Main_Ext(nr, active_text, TRUE, pressed_button);
1326 }
1327 #endif
1328
1329 static struct MainControlInfo *getMainControlInfo(int nr)
1330 {
1331   int i;
1332
1333   for (i = 0; main_controls[i].nr != -1; i++)
1334     if (main_controls[i].nr == nr)
1335       return &main_controls[i];
1336
1337   return NULL;
1338 }
1339
1340 static boolean insideMenuPosRect(struct MenuPosInfo *rect, int x, int y)
1341 {
1342   if (rect == NULL)
1343     return FALSE;
1344
1345   int rect_x = ALIGNED_TEXT_XPOS(rect);
1346   int rect_y = ALIGNED_TEXT_YPOS(rect);
1347
1348   return (x >= rect_x && x < rect_x + rect->width &&
1349           y >= rect_y && y < rect_y + rect->height);
1350 }
1351
1352 static boolean insideTextPosRect(struct TextPosInfo *rect, int x, int y)
1353 {
1354   if (rect == NULL)
1355     return FALSE;
1356
1357   int rect_x = ALIGNED_TEXT_XPOS(rect);
1358   int rect_y = ALIGNED_TEXT_YPOS(rect);
1359
1360 #if 0
1361   Debug("screens:insideTextPosRect",
1362         "(%d, %d), (%d, %d) [%d, %d] (%d, %d) => %d",
1363         x, y, rect_x, rect_y, rect->x, rect->y, rect->width, rect->height,
1364         (x >= rect_x && x < rect_x + rect->width &&
1365          y >= rect_y && y < rect_y + rect->height));
1366 #endif
1367
1368   return (x >= rect_x && x < rect_x + rect->width &&
1369           y >= rect_y && y < rect_y + rect->height);
1370 }
1371
1372 static boolean insidePreviewRect(struct PreviewInfo *preview, int x, int y)
1373 {
1374   int rect_width  = preview->xsize * preview->tile_size;
1375   int rect_height = preview->ysize * preview->tile_size;
1376   int rect_x = ALIGNED_XPOS(preview->x, rect_width,  preview->align);
1377   int rect_y = ALIGNED_YPOS(preview->y, rect_height, preview->valign);
1378
1379   return (x >= rect_x && x < rect_x + rect_width &&
1380           y >= rect_y && y < rect_y + rect_height);
1381 }
1382
1383 static void AdjustScrollbar(int id, int items_max, int items_visible,
1384                             int item_position)
1385 {
1386   struct GadgetInfo *gi = screen_gadget[id];
1387
1388   if (item_position > items_max - items_visible)
1389     item_position = items_max - items_visible;
1390
1391   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
1392                GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
1393                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
1394 }
1395
1396 static void AdjustChooseTreeScrollbar(int id, int first_entry, TreeInfo *ti)
1397 {
1398   AdjustScrollbar(id, numTreeInfoInGroup(ti), NUM_MENU_ENTRIES_ON_SCREEN,
1399                   first_entry);
1400 }
1401
1402 static void clearMenuListArea(void)
1403 {
1404   int scrollbar_xpos = mSX + SC_SCROLLBAR_XPOS + menu.scrollbar_xoffset;
1405
1406   // correct scrollbar position if placed outside menu (playfield) area
1407   if (scrollbar_xpos > SX + SC_SCROLLBAR_XPOS)
1408     scrollbar_xpos = SX + SC_SCROLLBAR_XPOS;
1409
1410   // clear menu list area, but not title or scrollbar
1411   DrawBackground(mSX, mSY + MENU_SCREEN_START_YPOS * 32,
1412                  scrollbar_xpos - mSX, NUM_MENU_ENTRIES_ON_SCREEN * 32);
1413 }
1414
1415 static void drawCursorExt(int xpos, int ypos, boolean active, int graphic)
1416 {
1417   static int cursor_array[MAX_LEV_FIELDY];
1418   int x = amSX + TILEX * xpos;
1419   int y = amSY + TILEY * (MENU_SCREEN_START_YPOS + ypos);
1420
1421   if (xpos == 0)
1422   {
1423     if (graphic != -1)
1424       cursor_array[ypos] = graphic;
1425     else
1426       graphic = cursor_array[ypos];
1427   }
1428
1429   if (active)
1430     graphic = BUTTON_ACTIVE(graphic);
1431
1432   DrawBackgroundForGraphic(x, y, TILEX, TILEY, graphic);
1433   DrawFixedGraphicThruMaskExt(drawto, x, y, graphic, 0);
1434 }
1435
1436 static void initCursor(int ypos, int graphic)
1437 {
1438   drawCursorExt(0, ypos, FALSE, graphic);
1439 }
1440
1441 static void drawCursor(int ypos, boolean active)
1442 {
1443   drawCursorExt(0, ypos, active, -1);
1444 }
1445
1446 static void drawCursorXY(int xpos, int ypos, int graphic)
1447 {
1448   drawCursorExt(xpos, ypos, FALSE, graphic);
1449 }
1450
1451 static void drawChooseTreeCursor(int ypos, boolean active)
1452 {
1453   drawCursorExt(0, ypos, active, -1);
1454 }
1455
1456 static int getChooseTreeEditFont(boolean active)
1457 {
1458   return (active ? FONT_MENU_2_ACTIVE : FONT_MENU_2);
1459 }
1460
1461 static int getChooseTreeEditXPos(int pos)
1462 {
1463   boolean has_scrollbar = screen_gadget[SCREEN_CTRL_ID_SCROLL_VERTICAL]->mapped;
1464   int xoffset = (has_scrollbar ? -1 : 0);
1465   int xpos = MENU_SCREEN_TEXT2_XPOS + xoffset;
1466   int sx = amSX + xpos * TILEX;
1467   int font_nr = getChooseTreeEditFont(FALSE);
1468   int width = getTextWidth(STR_CHOOSE_TREE_EDIT, font_nr);
1469
1470   return (pos == POS_RIGHT ? sx + width - 1 : sx);
1471 }
1472
1473 static int getChooseTreeEditYPos(int ypos_raw)
1474 {
1475   int ypos = MENU_SCREEN_START_YPOS + ypos_raw;
1476   int sy = amSY + ypos * TILEY;
1477
1478   return sy;
1479 }
1480
1481 static void drawChooseTreeEdit(int ypos_raw, boolean active)
1482 {
1483   int sx = getChooseTreeEditXPos(POS_LEFT);
1484   int sy = getChooseTreeEditYPos(ypos_raw);
1485   int font_nr = getChooseTreeEditFont(active);
1486
1487   DrawText(sx, sy, STR_CHOOSE_TREE_EDIT, font_nr);
1488 }
1489
1490 static void DrawHeadline(void)
1491 {
1492   DrawTextSCentered(MENU_TITLE1_YPOS, FONT_TITLE_1, main_text_title_1);
1493   DrawTextSCentered(MENU_TITLE2_YPOS, FONT_TITLE_2, main_text_title_2);
1494 }
1495
1496 static void DrawTitleScreenImage(int nr, boolean initial)
1497 {
1498   int graphic = getTitleScreenGraphic(nr, initial);
1499   Bitmap *bitmap = graphic_info[graphic].bitmap;
1500   int width  = graphic_info[graphic].width;
1501   int height = graphic_info[graphic].height;
1502   int src_x = graphic_info[graphic].src_x;
1503   int src_y = graphic_info[graphic].src_y;
1504   int dst_x, dst_y;
1505
1506   if (bitmap == NULL)
1507     return;
1508
1509   if (width > WIN_XSIZE)
1510   {
1511     // image width too large for window => center image horizontally
1512     src_x = (width - WIN_XSIZE) / 2;
1513     width = WIN_XSIZE;
1514   }
1515
1516   if (height > WIN_YSIZE)
1517   {
1518     // image height too large for window => center image vertically
1519     src_y = (height - WIN_YSIZE) / 2;
1520     height = WIN_YSIZE;
1521   }
1522
1523   // always display title screens centered
1524   dst_x = (WIN_XSIZE - width) / 2;
1525   dst_y = (WIN_YSIZE - height) / 2;
1526
1527   SetDrawBackgroundMask(REDRAW_ALL);
1528   SetWindowBackgroundImage(getTitleBackground(nr, initial, TRUE));
1529
1530   ClearRectangleOnBackground(drawto, 0, 0, WIN_XSIZE, WIN_YSIZE);
1531
1532   if (DrawingOnBackground(dst_x, dst_y))
1533     BlitBitmapMasked(bitmap, drawto, src_x, src_y, width, height, dst_x, dst_y);
1534   else
1535     BlitBitmap(bitmap, drawto, src_x, src_y, width, height, dst_x, dst_y);
1536
1537   redraw_mask = REDRAW_ALL;
1538 }
1539
1540 static void DrawTitleScreenMessage(int nr, boolean initial)
1541 {
1542   char *filename = getLevelSetTitleMessageFilename(nr, initial);
1543   struct TitleMessageInfo *tmi = getTitleMessageInfo(nr, initial);
1544
1545   if (filename == NULL)
1546     return;
1547
1548   // force TITLE font on title message screen
1549   SetFontStatus(getTitleMessageGameMode(initial));
1550
1551   // if chars *and* width set to "-1", automatically determine width
1552   if (tmi->chars == -1 && tmi->width == -1)
1553     tmi->width = viewport.window[game_status].width;
1554
1555   // if lines *and* height set to "-1", automatically determine height
1556   if (tmi->lines == -1 && tmi->height == -1)
1557     tmi->height = viewport.window[game_status].height;
1558
1559   // if chars set to "-1", automatically determine by text and font width
1560   if (tmi->chars == -1)
1561     tmi->chars = tmi->width / getFontWidth(tmi->font);
1562   else
1563     tmi->width = tmi->chars * getFontWidth(tmi->font);
1564
1565   // if lines set to "-1", automatically determine by text and font height
1566   if (tmi->lines == -1)
1567     tmi->lines = tmi->height / getFontHeight(tmi->font);
1568   else
1569     tmi->height = tmi->lines * getFontHeight(tmi->font);
1570
1571   // if x set to "-1", automatically determine by width and alignment
1572   if (tmi->x == -1)
1573     tmi->x = -1 * ALIGNED_XPOS(0, tmi->width, tmi->align);
1574
1575   // if y set to "-1", automatically determine by height and alignment
1576   if (tmi->y == -1)
1577     tmi->y = -1 * ALIGNED_YPOS(0, tmi->height, tmi->valign);
1578
1579   SetDrawBackgroundMask(REDRAW_ALL);
1580   SetWindowBackgroundImage(getTitleBackground(nr, initial, FALSE));
1581
1582   ClearRectangleOnBackground(drawto, 0, 0, WIN_XSIZE, WIN_YSIZE);
1583
1584   DrawTextFile(ALIGNED_TEXT_XPOS(tmi), ALIGNED_TEXT_YPOS(tmi),
1585                filename, tmi->font, tmi->chars, -1, tmi->lines, 0, -1,
1586                tmi->autowrap, tmi->centered, tmi->parse_comments);
1587
1588   ResetFontStatus();
1589 }
1590
1591 static void DrawTitleScreen(void)
1592 {
1593   KeyboardAutoRepeatOff();
1594
1595   HandleTitleScreen(0, 0, 0, 0, MB_MENU_INITIALIZE);
1596 }
1597
1598 static boolean CheckTitleScreen(boolean levelset_has_changed)
1599 {
1600   static boolean show_title_initial = TRUE;
1601   boolean show_titlescreen = FALSE;
1602
1603   // needed to be able to skip title screen, if no image or message defined
1604   InitializeTitleControls(show_title_initial);
1605
1606   if (setup.show_titlescreen && (show_title_initial || levelset_has_changed))
1607     show_titlescreen = TRUE;
1608
1609   // show initial title images and messages only once at program start
1610   show_title_initial = FALSE;
1611
1612   return (show_titlescreen && num_title_screens > 0);
1613 }
1614
1615 void DrawMainMenu(void)
1616 {
1617   static LevelDirTree *leveldir_last_valid = NULL;
1618   boolean levelset_has_changed = FALSE;
1619   int fade_mask = REDRAW_FIELD;
1620
1621   LimitScreenUpdates(FALSE);
1622
1623   FadeSetLeaveScreen();
1624
1625   // do not fade out here -- function may continue and fade on editor screen
1626
1627   UnmapAllGadgets();
1628   FadeMenuSoundsAndMusic();
1629
1630   ExpireSoundLoops(FALSE);
1631
1632   KeyboardAutoRepeatOn();
1633
1634   audio.sound_deactivated = FALSE;
1635
1636   GetPlayerConfig();
1637
1638   // needed if last screen was the playing screen, invoked from level editor
1639   if (level_editor_test_game)
1640   {
1641     CloseDoor(DOOR_CLOSE_ALL);
1642
1643     SetGameStatus(GAME_MODE_EDITOR);
1644
1645     DrawLevelEd();
1646
1647     return;
1648   }
1649
1650   // leveldir_current may be invalid (level group, parent link, node copy)
1651   leveldir_current = getValidLevelSeries(leveldir_current, leveldir_last_valid);
1652
1653   if (leveldir_current != leveldir_last_valid)
1654   {
1655     UpdateLastPlayedLevels_TreeInfo();
1656
1657     levelset_has_changed = TRUE;
1658   }
1659
1660   // store valid level series information
1661   leveldir_last_valid = leveldir_current;
1662
1663   init_last = init;                     // switch to new busy animation
1664
1665   // needed if last screen (level choice) changed graphics, sounds or music
1666   ReloadCustomArtwork(0);
1667
1668   if (CheckTitleScreen(levelset_has_changed))
1669   {
1670     SetGameStatus(GAME_MODE_TITLE);
1671
1672     DrawTitleScreen();
1673
1674     return;
1675   }
1676
1677   if (redraw_mask & REDRAW_ALL)
1678     fade_mask = REDRAW_ALL;
1679
1680   if (CheckFadeAll())
1681     fade_mask = REDRAW_ALL;
1682
1683   FadeOut(fade_mask);
1684
1685   // needed if different viewport properties defined for menues
1686   ChangeViewportPropertiesIfNeeded();
1687
1688   SetDrawtoField(DRAW_TO_BACKBUFFER);
1689
1690   // level_nr may have been set to value over handicap with level editor
1691   if (setup.handicap && level_nr > leveldir_current->handicap_level)
1692     level_nr = leveldir_current->handicap_level;
1693
1694   LoadLevel(level_nr);
1695   LoadScore(level_nr);
1696
1697   SaveLevelSetup_SeriesInfo();
1698
1699   // set this after "ChangeViewportPropertiesIfNeeded()" (which may reset it)
1700   SetDrawDeactivationMask(REDRAW_NONE);
1701   SetDrawBackgroundMask(REDRAW_FIELD);
1702
1703   SetMainBackgroundImage(IMG_BACKGROUND_MAIN);
1704
1705 #if 0
1706   if (fade_mask == REDRAW_ALL)
1707     RedrawGlobalBorder();
1708 #endif
1709
1710   ClearField();
1711
1712   InitializeMainControls();
1713
1714   DrawCursorAndText_Main(-1, FALSE, FALSE);
1715   DrawPreviewLevelInitial();
1716   DrawNetworkPlayers();
1717
1718   HandleMainMenu(0, 0, 0, 0, MB_MENU_INITIALIZE);
1719
1720   TapeStop();
1721   if (TAPE_IS_EMPTY(tape))
1722     LoadTape(level_nr);
1723   DrawCompleteVideoDisplay();
1724
1725   PlayMenuSoundsAndMusic();
1726
1727   // create gadgets for main menu screen
1728   FreeScreenGadgets();
1729   CreateScreenGadgets();
1730
1731   // may be required if audio buttons shown on tape and changed in setup menu
1732   FreeGameButtons();
1733   CreateGameButtons();
1734
1735   // map gadgets for main menu screen
1736   MapTapeButtons();
1737   MapScreenMenuGadgets(SCREEN_MASK_MAIN);
1738   UpdateScreenMenuGadgets(SCREEN_MASK_MAIN_HAS_SOLUTION, hasSolutionTape());
1739
1740   // copy actual game door content to door double buffer for OpenDoor()
1741   BlitBitmap(drawto, bitmap_db_door_1, DX, DY, DXSIZE, DYSIZE, 0, 0);
1742   BlitBitmap(drawto, bitmap_db_door_2, VX, VY, VXSIZE, VYSIZE, 0, 0);
1743
1744   OpenDoor(GetDoorState() | DOOR_NO_DELAY | DOOR_FORCE_REDRAW);
1745
1746   DrawMaskedBorder(fade_mask);
1747
1748   FadeIn(fade_mask);
1749   FadeSetEnterMenu();
1750
1751   // update screen area with special editor door
1752   redraw_mask |= REDRAW_ALL;
1753   BackToFront();
1754
1755   SetMouseCursor(CURSOR_DEFAULT);
1756
1757   OpenDoor(DOOR_CLOSE_1 | DOOR_OPEN_2);
1758
1759   SyncEmscriptenFilesystem();
1760
1761   // needed once after program start or after user change
1762   CheckApiServerTasks();
1763 }
1764
1765 static void gotoTopLevelDir(void)
1766 {
1767   // move upwards until inside (but not above) top level directory
1768   while (leveldir_current->node_parent &&
1769          !strEqual(leveldir_current->node_parent->subdir, STRING_TOP_DIRECTORY))
1770   {
1771     // write a "path" into level tree for easy navigation to last level
1772     if (leveldir_current->node_parent->node_group->cl_first == -1)
1773     {
1774       int num_leveldirs = numTreeInfoInGroup(leveldir_current);
1775       int leveldir_pos = getPosFromTreeInfo(leveldir_current);
1776       int num_page_entries = MIN(num_leveldirs, NUM_MENU_ENTRIES_ON_SCREEN);
1777       int cl_first, cl_cursor;
1778
1779       cl_first = MAX(0, leveldir_pos - num_page_entries + 1);
1780       cl_cursor = leveldir_pos - cl_first;
1781
1782       leveldir_current->node_parent->node_group->cl_first = cl_first;
1783       leveldir_current->node_parent->node_group->cl_cursor = cl_cursor;
1784     }
1785
1786     leveldir_current = leveldir_current->node_parent;
1787   }
1788 }
1789
1790 static unsigned int getAutoDelayCounter(struct TitleFadingInfo *fi)
1791 {
1792   boolean use_frame_counter = (fi->auto_delay_unit == AUTO_DELAY_UNIT_FRAMES);
1793
1794   return (use_frame_counter ? video.frame_counter : Counter());
1795 }
1796
1797 static boolean TitleAutoDelayReached(unsigned int *counter_var,
1798                                      struct TitleFadingInfo *fi)
1799 {
1800   return DelayReachedExt(counter_var, fi->auto_delay, getAutoDelayCounter(fi));
1801 }
1802
1803 static void ResetTitleAutoDelay(unsigned int *counter_var,
1804                                 struct TitleFadingInfo *fi)
1805 {
1806   *counter_var = getAutoDelayCounter(fi);
1807 }
1808
1809 void HandleTitleScreen(int mx, int my, int dx, int dy, int button)
1810 {
1811   static unsigned int title_delay = 0;
1812   static int title_screen_nr = 0;
1813   static int last_sound = -1, last_music = -1;
1814   boolean return_to_main_menu = FALSE;
1815   struct TitleControlInfo *tci;
1816   int sound, music;
1817
1818   if (button == MB_MENU_INITIALIZE)
1819   {
1820     title_delay = 0;
1821     title_screen_nr = 0;
1822     tci = &title_controls[title_screen_nr];
1823
1824     SetAnimStatus(getTitleAnimMode(tci));
1825
1826     last_sound = SND_UNDEFINED;
1827     last_music = MUS_UNDEFINED;
1828
1829     if (num_title_screens != 0)
1830     {
1831       FadeSetEnterScreen();
1832
1833       // use individual title fading instead of global "enter screen" fading
1834       fading = getTitleFading(tci);
1835     }
1836
1837     if (game_status_last_screen == GAME_MODE_INFO)
1838     {
1839       if (num_title_screens == 0)
1840       {
1841         // switch game mode from title screen mode back to info screen mode
1842         SetGameStatus(GAME_MODE_INFO);
1843
1844         // store that last screen was info screen, not main menu screen
1845         game_status_last_screen = GAME_MODE_INFO;
1846
1847         DrawInfoScreen_NotAvailable("Title screen information:",
1848                                     "No title screen for this level set.");
1849         return;
1850       }
1851     }
1852
1853     FadeMenuSoundsAndMusic();
1854
1855     FadeOut(REDRAW_ALL);
1856
1857     // title screens may have different window size
1858     ChangeViewportPropertiesIfNeeded();
1859
1860     // only required to update logic for redrawing global border
1861     ClearField();
1862
1863     if (tci->is_image)
1864       DrawTitleScreenImage(tci->local_nr, tci->initial);
1865     else
1866       DrawTitleScreenMessage(tci->local_nr, tci->initial);
1867
1868     sound = getTitleSound(tci);
1869     music = getTitleMusic(tci);
1870
1871     if (sound != last_sound)
1872       PlayMenuSoundExt(sound);
1873     if (music != last_music)
1874       PlayMenuMusicExt(music);
1875
1876     last_sound = sound;
1877     last_music = music;
1878
1879     SetMouseCursor(CURSOR_NONE);
1880
1881     FadeIn(REDRAW_ALL);
1882
1883     ResetTitleAutoDelay(&title_delay, &fading);
1884
1885     return;
1886   }
1887
1888   if (fading.auto_delay > 0 && TitleAutoDelayReached(&title_delay, &fading))
1889     button = MB_MENU_CHOICE;
1890
1891   if (button == MB_MENU_LEAVE)
1892   {
1893     return_to_main_menu = TRUE;
1894   }
1895   else if (button == MB_MENU_CHOICE)
1896   {
1897     if (game_status_last_screen == GAME_MODE_INFO && num_title_screens == 0)
1898     {
1899       SetGameStatus(GAME_MODE_INFO);
1900
1901       info_mode = INFO_MODE_MAIN;
1902
1903       DrawInfoScreen();
1904
1905       return;
1906     }
1907
1908     title_screen_nr++;
1909
1910     if (title_screen_nr < num_title_screens)
1911     {
1912       tci = &title_controls[title_screen_nr];
1913
1914       SetAnimStatus(getTitleAnimMode(tci));
1915
1916       sound = getTitleSound(tci);
1917       music = getTitleMusic(tci);
1918
1919       if (last_sound != SND_UNDEFINED && sound != last_sound)
1920         FadeSound(last_sound);
1921       if (last_music != MUS_UNDEFINED && music != last_music)
1922         FadeMusic();
1923
1924       fading = getTitleFading(tci);
1925
1926       FadeOut(REDRAW_ALL);
1927
1928       if (tci->is_image)
1929         DrawTitleScreenImage(tci->local_nr, tci->initial);
1930       else
1931         DrawTitleScreenMessage(tci->local_nr, tci->initial);
1932
1933       sound = getTitleSound(tci);
1934       music = getTitleMusic(tci);
1935
1936       if (sound != last_sound)
1937         PlayMenuSoundExt(sound);
1938       if (music != last_music)
1939         PlayMenuMusicExt(music);
1940
1941       last_sound = sound;
1942       last_music = music;
1943
1944       FadeIn(REDRAW_ALL);
1945
1946       ResetTitleAutoDelay(&title_delay, &fading);
1947     }
1948     else
1949     {
1950       FadeMenuSoundsAndMusic();
1951
1952       return_to_main_menu = TRUE;
1953     }
1954   }
1955
1956   if (return_to_main_menu)
1957   {
1958     SetMouseCursor(CURSOR_DEFAULT);
1959
1960     // force full menu screen redraw after displaying title screens
1961     redraw_mask = REDRAW_ALL;
1962
1963     if (game_status_last_screen == GAME_MODE_INFO)
1964     {
1965       SetGameStatus(GAME_MODE_INFO);
1966
1967       info_mode = INFO_MODE_MAIN;
1968
1969       DrawInfoScreen();
1970     }
1971     else        // default: return to main menu
1972     {
1973       SetGameStatus(GAME_MODE_MAIN);
1974
1975       DrawMainMenu();
1976     }
1977   }
1978 }
1979
1980 static void HandleMainMenu_ToggleTeamMode(void)
1981 {
1982   setup.team_mode = !setup.team_mode;
1983
1984   InitializeMainControls();
1985   DrawCursorAndText_Main(MAIN_CONTROL_NAME, TRUE, FALSE);
1986
1987   DrawPreviewPlayers();
1988 }
1989
1990 static void HandleMainMenu_SelectLevel(int step, int direction,
1991                                        int selected_level_nr)
1992 {
1993   int old_level_nr = level_nr;
1994   int new_level_nr;
1995
1996   if (selected_level_nr != NO_DIRECT_LEVEL_SELECT)
1997     new_level_nr = selected_level_nr;
1998   else
1999     new_level_nr = old_level_nr + step * direction;
2000
2001   if (new_level_nr < leveldir_current->first_level)
2002     new_level_nr = leveldir_current->first_level;
2003   if (new_level_nr > leveldir_current->last_level)
2004     new_level_nr = leveldir_current->last_level;
2005
2006   if (setup.handicap && new_level_nr > leveldir_current->handicap_level)
2007   {
2008     // skipping levels is only allowed when trying to skip single level
2009     if (setup.skip_levels && new_level_nr == old_level_nr + 1 &&
2010         Request("Level still unsolved! Skip despite handicap?", REQ_ASK))
2011     {
2012       leveldir_current->handicap_level++;
2013       SaveLevelSetup_SeriesInfo();
2014     }
2015
2016     new_level_nr = leveldir_current->handicap_level;
2017   }
2018
2019   if (new_level_nr != old_level_nr)
2020   {
2021     struct MainControlInfo *mci = getMainControlInfo(MAIN_CONTROL_LEVEL_NUMBER);
2022
2023     PlaySound(SND_MENU_ITEM_SELECTING);
2024
2025     level_nr = new_level_nr;
2026
2027     DrawText(mSX + mci->pos_text->x, mSY + mci->pos_text->y,
2028              int2str(level_nr, menu.main.text.level_number.size),
2029              mci->pos_text->font);
2030
2031     LoadLevel(level_nr);
2032     DrawPreviewLevelInitial();
2033
2034     TapeErase();
2035     LoadTape(level_nr);
2036     DrawCompleteVideoDisplay();
2037
2038     SaveLevelSetup_SeriesInfo();
2039
2040     UpdateScreenMenuGadgets(SCREEN_MASK_MAIN_HAS_SOLUTION, hasSolutionTape());
2041
2042     // force redraw of playfield area (may be reset at this point)
2043     redraw_mask |= REDRAW_FIELD;
2044   }
2045 }
2046
2047 void HandleMainMenu(int mx, int my, int dx, int dy, int button)
2048 {
2049   static int choice = MAIN_CONTROL_GAME;
2050   static boolean button_pressed_last = FALSE;
2051   boolean button_pressed = FALSE;
2052   int pos = choice;
2053   int i = 0;    // needed to prevent compiler warning due to bad code below
2054
2055   if (button == MB_MENU_INITIALIZE)
2056   {
2057     DrawCursorAndText_Main(choice, TRUE, FALSE);
2058
2059     return;
2060   }
2061
2062   if (mx || my)         // mouse input
2063   {
2064     pos = -1;
2065
2066     for (i = 0; main_controls[i].nr != -1; i++)
2067     {
2068       if (insideMenuPosRect(main_controls[i].pos_button, mx - mSX, my - mSY) ||
2069           insideTextPosRect(main_controls[i].pos_text,   mx - mSX, my - mSY) ||
2070           insideTextPosRect(main_controls[i].pos_input,  mx - mSX, my - mSY))
2071       {
2072         pos = main_controls[i].nr;
2073
2074         break;
2075       }
2076     }
2077
2078     // check if level preview was clicked
2079     if (insidePreviewRect(&preview, mx - SX, my - SY))
2080       pos = MAIN_CONTROL_GAME;
2081
2082     // handle pressed/unpressed state for active/inactive menu buttons
2083     // (if pos != -1, "i" contains index position corresponding to "pos")
2084     if (button &&
2085         pos >= MAIN_CONTROL_NAME && pos <= MAIN_CONTROL_QUIT &&
2086         insideMenuPosRect(main_controls[i].pos_button, mx - mSX, my - mSY))
2087       button_pressed = TRUE;
2088
2089     if (button_pressed != button_pressed_last)
2090     {
2091       DrawCursorAndText_Main(choice, TRUE, button_pressed);
2092
2093       if (button_pressed)
2094         PlaySound(SND_MENU_BUTTON_PRESSING);
2095       else
2096         PlaySound(SND_MENU_BUTTON_RELEASING);
2097     }
2098   }
2099   else if (dx || dy)    // keyboard input
2100   {
2101     if (dx > 0 && (choice == MAIN_CONTROL_INFO ||
2102                    choice == MAIN_CONTROL_SETUP))
2103       button = MB_MENU_CHOICE;
2104     else if (dy)
2105       pos = choice + dy;
2106   }
2107
2108   if (pos == MAIN_CONTROL_FIRST_LEVEL && !button)
2109   {
2110     HandleMainMenu_SelectLevel(MAX_LEVELS, -1, NO_DIRECT_LEVEL_SELECT);
2111   }
2112   else if (pos == MAIN_CONTROL_LAST_LEVEL && !button)
2113   {
2114     HandleMainMenu_SelectLevel(MAX_LEVELS, +1, NO_DIRECT_LEVEL_SELECT);
2115   }
2116   else if (pos == MAIN_CONTROL_LEVEL_NUMBER && !button)
2117   {
2118     CloseDoor(DOOR_CLOSE_2);
2119
2120     SetGameStatus(GAME_MODE_LEVELNR);
2121
2122     DrawChooseLevelNr();
2123   }
2124   else if (pos >= MAIN_CONTROL_NAME && pos <= MAIN_CONTROL_QUIT)
2125   {
2126     if (button)
2127     {
2128       if (pos != choice)
2129       {
2130         PlaySound(SND_MENU_ITEM_ACTIVATING);
2131
2132         DrawCursorAndText_Main(choice, FALSE, FALSE);
2133         DrawCursorAndText_Main(pos, TRUE, button_pressed);
2134
2135         choice = pos;
2136       }
2137       else if (dx != 0)
2138       {
2139         if (choice == MAIN_CONTROL_NAME)
2140         {
2141           // special case: cursor left or right pressed -- toggle team mode
2142           HandleMainMenu_ToggleTeamMode();
2143         }
2144         else if (choice != MAIN_CONTROL_INFO &&
2145                  choice != MAIN_CONTROL_SETUP)
2146         {
2147           HandleMainMenu_SelectLevel(1, dx, NO_DIRECT_LEVEL_SELECT);
2148         }
2149       }
2150     }
2151     else
2152     {
2153       PlaySound(SND_MENU_ITEM_SELECTING);
2154
2155       if (pos == MAIN_CONTROL_NAME)
2156       {
2157         if ((mx || my) &&
2158             insideTextPosRect(main_controls[i].pos_text, mx - mSX, my - mSY))
2159         {
2160           // special case: menu text "name/team" clicked -- toggle team mode
2161           HandleMainMenu_ToggleTeamMode();
2162         }
2163         else
2164         {
2165           if (setup.multiple_users)
2166           {
2167             CloseDoor(DOOR_CLOSE_2);
2168
2169             SetGameStatus(GAME_MODE_NAMES);
2170
2171             DrawChoosePlayerName();
2172           }
2173           else
2174           {
2175             SetGameStatus(GAME_MODE_PSEUDO_TYPENAME);
2176
2177             DrawTypeName();
2178           }
2179         }
2180       }
2181       else if (pos == MAIN_CONTROL_LEVELS)
2182       {
2183         if (leveldir_first)
2184         {
2185           CloseDoor(DOOR_CLOSE_2);
2186
2187           SetGameStatus(GAME_MODE_LEVELS);
2188
2189           SaveLevelSetup_LastSeries();
2190           SaveLevelSetup_SeriesInfo();
2191
2192           // restore level set if chosen from "last played level set" menu
2193           RestoreLastPlayedLevels(&leveldir_current);
2194
2195           if (setup.internal.choose_from_top_leveldir)
2196             gotoTopLevelDir();
2197
2198           DrawChooseLevelSet();
2199         }
2200       }
2201       else if (pos == MAIN_CONTROL_SCORES)
2202       {
2203         CloseDoor(DOOR_CLOSE_2);
2204
2205         SetGameStatus(GAME_MODE_SCORES);
2206
2207         DrawHallOfFame(level_nr);
2208       }
2209       else if (pos == MAIN_CONTROL_EDITOR)
2210       {
2211         if (leveldir_current->readonly &&
2212             setup.editor.show_read_only_warning)
2213           Request("This level is read-only!", REQ_CONFIRM | REQ_STAY_OPEN);
2214
2215         CloseDoor(DOOR_CLOSE_ALL);
2216
2217         SetGameStatus(GAME_MODE_EDITOR);
2218
2219         FadeSetEnterScreen();
2220
2221         DrawLevelEd();
2222       }
2223       else if (pos == MAIN_CONTROL_INFO)
2224       {
2225         CloseDoor(DOOR_CLOSE_2);
2226
2227         SetGameStatus(GAME_MODE_INFO);
2228
2229         info_mode = INFO_MODE_MAIN;
2230
2231         DrawInfoScreen();
2232       }
2233       else if (pos == MAIN_CONTROL_GAME)
2234       {
2235         StartGameActions(network.enabled, setup.autorecord, level.random_seed);
2236       }
2237       else if (pos == MAIN_CONTROL_SETUP)
2238       {
2239         CloseDoor(DOOR_CLOSE_2);
2240
2241         SetGameStatus(GAME_MODE_SETUP);
2242
2243         setup_mode = SETUP_MODE_MAIN;
2244
2245         DrawSetupScreen();
2246       }
2247       else if (pos == MAIN_CONTROL_QUIT)
2248       {
2249         SaveLevelSetup_LastSeries();
2250         SaveLevelSetup_SeriesInfo();
2251
2252 #if defined(PLATFORM_EMSCRIPTEN)
2253         Request("Close the browser window to quit!", REQ_CONFIRM);
2254 #else
2255         if (!setup.ask_on_quit_program ||
2256             Request("Do you really want to quit?", REQ_ASK | REQ_STAY_CLOSED))
2257           SetGameStatus(GAME_MODE_QUIT);
2258 #endif
2259       }
2260     }
2261   }
2262
2263   button_pressed_last = button_pressed;
2264 }
2265
2266
2267 // ============================================================================
2268 // info screen functions
2269 // ============================================================================
2270
2271 static struct TokenInfo *info_info;
2272 static int num_info_info;       // number of info entries shown on screen
2273 static int max_info_info;       // total number of info entries in list
2274
2275 static void execInfoTitleScreen(void)
2276 {
2277   info_mode = INFO_MODE_TITLE;
2278
2279   DrawInfoScreen();
2280 }
2281
2282 static void execInfoElements(void)
2283 {
2284   info_mode = INFO_MODE_ELEMENTS;
2285
2286   DrawInfoScreen();
2287 }
2288
2289 static void execInfoMusic(void)
2290 {
2291   info_mode = INFO_MODE_MUSIC;
2292
2293   DrawInfoScreen();
2294 }
2295
2296 static void execInfoCredits(void)
2297 {
2298   info_mode = INFO_MODE_CREDITS;
2299
2300   DrawInfoScreen();
2301 }
2302
2303 static void execInfoProgram(void)
2304 {
2305   info_mode = INFO_MODE_PROGRAM;
2306
2307   DrawInfoScreen();
2308 }
2309
2310 static void execInfoVersion(void)
2311 {
2312   info_mode = INFO_MODE_VERSION;
2313
2314   DrawInfoScreen();
2315 }
2316
2317 static void execInfoLevelSet(void)
2318 {
2319   info_mode = INFO_MODE_LEVELSET;
2320
2321   DrawInfoScreen();
2322 }
2323
2324 static void execExitInfo(void)
2325 {
2326   SetGameStatus(GAME_MODE_MAIN);
2327
2328   DrawMainMenu();
2329 }
2330
2331 static struct TokenInfo info_info_main[] =
2332 {
2333   { TYPE_ENTER_SCREEN,  execInfoTitleScreen,    "Title Screen"          },
2334   { TYPE_ENTER_SCREEN,  execInfoElements,       "Elements Info"         },
2335   { TYPE_ENTER_SCREEN,  execInfoMusic,          "Music Info"            },
2336   { TYPE_ENTER_SCREEN,  execInfoCredits,        "Credits"               },
2337   { TYPE_ENTER_SCREEN,  execInfoProgram,        "Program Info"          },
2338   { TYPE_ENTER_SCREEN,  execInfoVersion,        "Version Info"          },
2339   { TYPE_ENTER_SCREEN,  execInfoLevelSet,       "Level Set Info"        },
2340   { TYPE_EMPTY,         NULL,                   ""                      },
2341   { TYPE_LEAVE_MENU,    execExitInfo,           "Exit"                  },
2342
2343   { 0,                  NULL,                   NULL                    }
2344 };
2345
2346 static int getMenuTextFont(int type)
2347 {
2348   if (type & (TYPE_SWITCH       |
2349               TYPE_YES_NO       |
2350               TYPE_YES_NO_AUTO  |
2351               TYPE_STRING       |
2352               TYPE_PLAYER       |
2353               TYPE_ECS_AGA      |
2354               TYPE_KEYTEXT      |
2355               TYPE_ENTER_LIST   |
2356               TYPE_TEXT_INPUT))
2357     return FONT_MENU_2;
2358   else
2359     return FONT_MENU_1;
2360 }
2361
2362 static struct TokenInfo *setup_info;
2363 static struct TokenInfo setup_info_input[];
2364
2365 static struct TokenInfo *menu_info;
2366
2367 static void DrawCursorAndText_Menu_Ext(struct TokenInfo *token_info,
2368                                        int screen_pos, int menu_info_pos_raw,
2369                                        boolean active)
2370 {
2371   int pos = (menu_info_pos_raw < 0 ? screen_pos : menu_info_pos_raw);
2372   struct TokenInfo *ti = &token_info[pos];
2373   int xpos = MENU_SCREEN_START_XPOS;
2374   int ypos = MENU_SCREEN_START_YPOS + screen_pos;
2375   int font_nr = getMenuTextFont(ti->type);
2376
2377   if (setup_mode == SETUP_MODE_INPUT)
2378     font_nr = FONT_MENU_1;
2379
2380   if (active)
2381     font_nr = FONT_ACTIVE(font_nr);
2382
2383   DrawText(mSX + xpos * 32, mSY + ypos * 32, ti->text, font_nr);
2384
2385   if (ti->type & ~TYPE_SKIP_ENTRY)
2386     drawCursor(screen_pos, active);
2387 }
2388
2389 static void DrawCursorAndText_Menu(int screen_pos, int menu_info_pos_raw,
2390                                    boolean active)
2391 {
2392   DrawCursorAndText_Menu_Ext(menu_info, screen_pos, menu_info_pos_raw, active);
2393 }
2394
2395 static void DrawCursorAndText_Setup(int screen_pos, int menu_info_pos_raw,
2396                                     boolean active)
2397 {
2398   DrawCursorAndText_Menu_Ext(setup_info, screen_pos, menu_info_pos_raw, active);
2399 }
2400
2401 static char *window_size_text;
2402 static char *scaling_type_text;
2403 static char *network_server_text;
2404
2405 static void drawSetupValue(int, int);
2406
2407 static void drawMenuInfoList(int first_entry, int num_page_entries,
2408                              int max_page_entries)
2409 {
2410   int i;
2411
2412   if (first_entry + num_page_entries > max_page_entries)
2413     first_entry = 0;
2414
2415   clearMenuListArea();
2416
2417   for (i = 0; i < num_page_entries; i++)
2418   {
2419     int menu_info_pos = first_entry + i;
2420     struct TokenInfo *si = &menu_info[menu_info_pos];
2421     void *value_ptr = si->value;
2422
2423     // set some entries to "unchangeable" according to other variables
2424     if ((value_ptr == &setup.sound_simple && !audio.sound_available) ||
2425         (value_ptr == &setup.sound_loops  && !audio.loops_available) ||
2426         (value_ptr == &setup.sound_music  && !audio.music_available) ||
2427         (value_ptr == &setup.fullscreen   && !video.fullscreen_available) ||
2428         (value_ptr == &window_size_text   && !video.window_scaling_available) ||
2429         (value_ptr == &scaling_type_text  && !video.window_scaling_available))
2430       si->type |= TYPE_GHOSTED;
2431
2432     if (si->type & (TYPE_ENTER_MENU|TYPE_ENTER_LIST))
2433       initCursor(i, IMG_MENU_BUTTON_ENTER_MENU);
2434     else if (si->type & (TYPE_LEAVE_MENU|TYPE_LEAVE_LIST))
2435       initCursor(i, IMG_MENU_BUTTON_LEAVE_MENU);
2436     else if (si->type & ~TYPE_SKIP_ENTRY)
2437       initCursor(i, IMG_MENU_BUTTON);
2438
2439     DrawCursorAndText_Menu(i, menu_info_pos, FALSE);
2440
2441     if (si->type & TYPE_STRING)
2442     {
2443       int gadget_id = -1;
2444
2445       if (value_ptr == &network_server_text)
2446         gadget_id = SCREEN_CTRL_ID_NETWORK_SERVER;
2447
2448       if (gadget_id != -1)
2449       {
2450         struct GadgetInfo *gi = screen_gadget[gadget_id];
2451         int xpos = MENU_SCREEN_START_XPOS;
2452         int ypos = MENU_SCREEN_START_YPOS + i;
2453         int x = mSX + xpos * 32;
2454         int y = mSY + ypos * 32;
2455
2456         ModifyGadget(gi, GDI_X, x, GDI_Y, y, GDI_END);
2457       }
2458     }
2459
2460     if (si->type & TYPE_VALUE &&
2461         menu_info == setup_info)
2462       drawSetupValue(i, menu_info_pos);
2463   }
2464 }
2465
2466 static void DrawInfoScreen_Main(void)
2467 {
2468   int fade_mask = REDRAW_FIELD;
2469   int i;
2470
2471   if (redraw_mask & REDRAW_ALL)
2472     fade_mask = REDRAW_ALL;
2473
2474   if (CheckFadeAll())
2475     fade_mask = REDRAW_ALL;
2476
2477   UnmapAllGadgets();
2478   FadeMenuSoundsAndMusic();
2479
2480   FreeScreenGadgets();
2481   CreateScreenGadgets();
2482
2483   // (needed after displaying title screens which disable auto repeat)
2484   KeyboardAutoRepeatOn();
2485
2486   FadeSetLeaveScreen();
2487
2488   FadeOut(fade_mask);
2489
2490   // needed if different viewport properties defined for info screen
2491   ChangeViewportPropertiesIfNeeded();
2492
2493   SetMainBackgroundImage(IMG_BACKGROUND_INFO);
2494
2495   ClearField();
2496
2497   OpenDoor(GetDoorState() | DOOR_NO_DELAY | DOOR_FORCE_REDRAW);
2498
2499   DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, "Info Screen");
2500
2501   info_info = info_info_main;
2502
2503   // determine maximal number of info entries that can be displayed on screen
2504   num_info_info = 0;
2505   for (i = 0; info_info[i].type != 0 && i < NUM_MENU_ENTRIES_ON_SCREEN; i++)
2506     num_info_info++;
2507
2508   // determine maximal number of info entries available for menu of info screen
2509   max_info_info = 0;
2510   for (i = 0; info_info[i].type != 0; i++)
2511     max_info_info++;
2512
2513   HandleInfoScreen_Main(0, 0, 0, 0, MB_MENU_INITIALIZE);
2514
2515   MapScreenGadgets(max_info_info);
2516
2517   PlayMenuSoundsAndMusic();
2518
2519   DrawMaskedBorder(fade_mask);
2520
2521   FadeIn(fade_mask);
2522 }
2523
2524 static void changeSetupValue(int, int, int);
2525
2526 static void HandleMenuScreen(int mx, int my, int dx, int dy, int button,
2527                              int mode, int num_page_entries,
2528                              int max_page_entries)
2529 {
2530   static int num_page_entries_all_last[NUM_SPECIAL_GFX_ARGS][MAX_MENU_MODES];
2531   static int choice_stores[NUM_SPECIAL_GFX_ARGS][MAX_MENU_MODES];
2532   static int first_entry_stores[NUM_SPECIAL_GFX_ARGS][MAX_MENU_MODES];
2533   boolean has_scrollbar = screen_gadget[SCREEN_CTRL_ID_SCROLL_VERTICAL]->mapped;
2534   int mx_scrollbar = screen_gadget[SCREEN_CTRL_ID_SCROLL_VERTICAL]->x;
2535   int mx_right_border = (has_scrollbar ? mx_scrollbar : SX + SXSIZE);
2536   int *num_page_entries_last = num_page_entries_all_last[game_status];
2537   int *choice_store = choice_stores[game_status];
2538   int *first_entry_store = first_entry_stores[game_status];
2539   int choice = choice_store[mode];              // starts with 0
2540   int first_entry = first_entry_store[mode];    // starts with 0
2541   int x = 0;
2542   int y = choice - first_entry;
2543   int y_old = y;
2544   boolean position_set_by_scrollbar = (dx == 999);
2545   int step = (button == 1 ? 1 : button == 2 ? 5 : 10);
2546   int i;
2547
2548   if (button == MB_MENU_INITIALIZE)
2549   {
2550     // check if number of menu page entries has changed (may happen by change
2551     // of custom artwork definition value for 'list_size' for this menu screen)
2552     // (in this case, the last menu position most probably has to be corrected)
2553     if (num_page_entries != num_page_entries_last[mode])
2554     {
2555       choice_store[mode] = first_entry_store[mode] = 0;
2556
2557       choice = first_entry = 0;
2558       y = y_old = 0;
2559
2560       num_page_entries_last[mode] = num_page_entries;
2561     }
2562
2563     // advance to first valid menu entry
2564     while (choice < num_page_entries &&
2565            menu_info[choice].type & TYPE_SKIP_ENTRY)
2566       choice++;
2567
2568     if (position_set_by_scrollbar)
2569       first_entry = first_entry_store[mode] = dy;
2570     else
2571       AdjustScrollbar(SCREEN_CTRL_ID_SCROLL_VERTICAL, max_page_entries,
2572                       NUM_MENU_ENTRIES_ON_SCREEN, first_entry);
2573
2574     drawMenuInfoList(first_entry, num_page_entries, max_page_entries);
2575
2576     if (choice < first_entry)
2577     {
2578       choice = first_entry;
2579
2580       if (menu_info[choice].type & TYPE_SKIP_ENTRY)
2581         choice++;
2582     }
2583     else if (choice > first_entry + num_page_entries - 1)
2584     {
2585       choice = first_entry + num_page_entries - 1;
2586
2587       if (menu_info[choice].type & TYPE_SKIP_ENTRY)
2588         choice--;
2589     }
2590
2591     choice_store[mode] = choice;
2592
2593     DrawCursorAndText_Menu(choice - first_entry, choice, TRUE);
2594
2595     return;
2596   }
2597   else if (button == MB_MENU_LEAVE)
2598   {
2599     PlaySound(SND_MENU_ITEM_SELECTING);
2600
2601     for (i = 0; i < max_page_entries; i++)
2602     {
2603       if (menu_info[i].type & TYPE_LEAVE_MENU)
2604       {
2605         void (*menu_callback_function)(void) = menu_info[i].value;
2606
2607         FadeSetLeaveMenu();
2608
2609         menu_callback_function();
2610
2611         break;  // absolutely needed because function changes 'menu_info'!
2612       }
2613     }
2614
2615     return;
2616   }
2617
2618   if (mx || my)         // mouse input
2619   {
2620     x = (mx - mSX) / 32;
2621     y = (my - mSY) / 32 - MENU_SCREEN_START_YPOS;
2622   }
2623   else if (dx || dy)    // keyboard or scrollbar/scrollbutton input
2624   {
2625     // move cursor instead of scrolling when already at start/end of list
2626     if (dy == -1 * SCROLL_LINE && first_entry == 0)
2627       dy = -1;
2628     else if (dy == +1 * SCROLL_LINE &&
2629              first_entry + num_page_entries == max_page_entries)
2630       dy = 1;
2631
2632     // handle scrolling screen one line or page
2633     if (y + dy < 0 ||
2634         y + dy > num_page_entries - 1)
2635     {
2636       boolean redraw = FALSE;
2637
2638       if (ABS(dy) == SCROLL_PAGE)
2639         step = num_page_entries - 1;
2640
2641       if (dy < 0 && first_entry > 0)
2642       {
2643         // scroll page/line up
2644
2645         first_entry -= step;
2646         if (first_entry < 0)
2647           first_entry = 0;
2648
2649         redraw = TRUE;
2650       }
2651       else if (dy > 0 && first_entry + num_page_entries < max_page_entries)
2652       {
2653         // scroll page/line down
2654
2655         first_entry += step;
2656         if (first_entry + num_page_entries > max_page_entries)
2657           first_entry = MAX(0, max_page_entries - num_page_entries);
2658
2659         redraw = TRUE;
2660       }
2661
2662       if (redraw)
2663       {
2664         choice += first_entry - first_entry_store[mode];
2665
2666         if (choice < first_entry)
2667         {
2668           choice = first_entry;
2669
2670           if (menu_info[choice].type & TYPE_SKIP_ENTRY)
2671             choice++;
2672         }
2673         else if (choice > first_entry + num_page_entries - 1)
2674         {
2675           choice = first_entry + num_page_entries - 1;
2676
2677           if (menu_info[choice].type & TYPE_SKIP_ENTRY)
2678             choice--;
2679         }
2680         else if (menu_info[choice].type & TYPE_SKIP_ENTRY)
2681         {
2682           choice += SIGN(dy);
2683
2684           if (choice < first_entry ||
2685               choice > first_entry + num_page_entries - 1)
2686           first_entry += SIGN(dy);
2687         }
2688
2689         first_entry_store[mode] = first_entry;
2690         choice_store[mode] = choice;
2691
2692         drawMenuInfoList(first_entry, num_page_entries, max_page_entries);
2693
2694         DrawCursorAndText_Menu(choice - first_entry, choice, TRUE);
2695
2696         AdjustScrollbar(SCREEN_CTRL_ID_SCROLL_VERTICAL, max_page_entries,
2697                         NUM_MENU_ENTRIES_ON_SCREEN, first_entry);
2698       }
2699
2700       return;
2701     }
2702
2703     if (dx)
2704     {
2705       int menu_navigation_type = (dx < 0 ? TYPE_LEAVE : TYPE_ENTER);
2706
2707       if (menu_info[choice].type & menu_navigation_type ||
2708           menu_info[choice].type & TYPE_BOOLEAN_STYLE ||
2709           menu_info[choice].type & TYPE_YES_NO_AUTO ||
2710           menu_info[choice].type & TYPE_PLAYER)
2711         button = MB_MENU_CHOICE;
2712     }
2713     else if (dy)
2714       y += dy;
2715
2716     // jump to next non-empty menu entry (up or down)
2717     while (first_entry + y > 0 &&
2718            first_entry + y < max_page_entries - 1 &&
2719            menu_info[first_entry + y].type & TYPE_SKIP_ENTRY)
2720       y += dy;
2721
2722     if (!IN_VIS_MENU(x, y))
2723     {
2724       choice += y - y_old;
2725
2726       if (choice < first_entry)
2727         first_entry = choice;
2728       else if (choice > first_entry + num_page_entries - 1)
2729         first_entry = choice - num_page_entries + 1;
2730
2731       if (first_entry >= 0 &&
2732           first_entry + num_page_entries <= max_page_entries)
2733       {
2734         first_entry_store[mode] = first_entry;
2735
2736         if (choice < first_entry)
2737           choice = first_entry;
2738         else if (choice > first_entry + num_page_entries - 1)
2739           choice = first_entry + num_page_entries - 1;
2740
2741         choice_store[mode] = choice;
2742
2743         drawMenuInfoList(first_entry, num_page_entries, max_page_entries);
2744
2745         DrawCursorAndText_Menu(choice - first_entry, choice, TRUE);
2746
2747         AdjustScrollbar(SCREEN_CTRL_ID_SCROLL_VERTICAL, max_page_entries,
2748                         NUM_MENU_ENTRIES_ON_SCREEN, first_entry);
2749       }
2750
2751       return;
2752     }
2753   }
2754
2755   if (!anyScrollbarGadgetActive() &&
2756       IN_VIS_MENU(x, y) &&
2757       mx < mx_right_border &&
2758       y >= 0 && y < num_page_entries)
2759   {
2760     if (button)
2761     {
2762       if (first_entry + y != choice &&
2763           menu_info[first_entry + y].type & ~TYPE_SKIP_ENTRY)
2764       {
2765         PlaySound(SND_MENU_ITEM_ACTIVATING);
2766
2767         DrawCursorAndText_Menu(choice - first_entry, choice, FALSE);
2768         DrawCursorAndText_Menu(y, first_entry + y, TRUE);
2769
2770         choice = choice_store[mode] = first_entry + y;
2771       }
2772       else if (dx < 0)
2773       {
2774         PlaySound(SND_MENU_ITEM_SELECTING);
2775
2776         for (i = 0; menu_info[i].type != 0; i++)
2777         {
2778           if (menu_info[i].type & TYPE_LEAVE_MENU)
2779           {
2780             void (*menu_callback_function)(void) = menu_info[i].value;
2781
2782             FadeSetLeaveMenu();
2783
2784             menu_callback_function();
2785
2786             // absolutely needed because function changes 'menu_info'!
2787             break;
2788           }
2789         }
2790
2791         return;
2792       }
2793     }
2794     else if (!(menu_info[first_entry + y].type & TYPE_GHOSTED))
2795     {
2796       PlaySound(SND_MENU_ITEM_SELECTING);
2797
2798       // when selecting key headline, execute function for key value change
2799       if (menu_info[first_entry + y].type & TYPE_KEYTEXT &&
2800           menu_info[first_entry + y + 1].type & TYPE_KEY)
2801         y++;
2802
2803       // when selecting string value, execute function for list selection
2804       if (menu_info[first_entry + y].type & TYPE_STRING && y > 0 &&
2805           menu_info[first_entry + y - 1].type & TYPE_ENTER_LIST)
2806         y--;
2807
2808       // when selecting string value, execute function for text input gadget
2809       if (menu_info[first_entry + y].type & TYPE_STRING && y > 0 &&
2810           menu_info[first_entry + y - 1].type & TYPE_TEXT_INPUT)
2811         y--;
2812
2813       if (menu_info[first_entry + y].type & TYPE_ENTER_OR_LEAVE)
2814       {
2815         void (*menu_callback_function)(void) =
2816           menu_info[first_entry + y].value;
2817
2818         FadeSetFromType(menu_info[first_entry + y].type);
2819
2820         menu_callback_function();
2821       }
2822       else if (menu_info[first_entry + y].type & TYPE_TEXT_INPUT)
2823       {
2824         void (*gadget_callback_function)(void) =
2825           menu_info[first_entry + y].value;
2826
2827         gadget_callback_function();
2828       }
2829       else if (menu_info[first_entry + y].type & TYPE_VALUE &&
2830                menu_info == setup_info)
2831       {
2832         changeSetupValue(y, first_entry + y, dx);
2833       }
2834     }
2835   }
2836 }
2837
2838 void HandleInfoScreen_Main(int mx, int my, int dx, int dy, int button)
2839 {
2840   menu_info = info_info;
2841
2842   HandleMenuScreen(mx, my, dx, dy, button,
2843                    info_mode, num_info_info, max_info_info);
2844 }
2845
2846 static int getMenuFontSpacing(int spacing_height, int font_nr)
2847 {
2848   int font_spacing = getFontHeight(font_nr) + EXTRA_SPACING(game_status);
2849
2850   return (spacing_height < 0 ? ABS(spacing_height) * font_spacing :
2851           spacing_height);
2852 }
2853
2854 static int getMenuTextSpacing(int spacing_height, int font_nr)
2855 {
2856   return (getMenuFontSpacing(spacing_height, font_nr) +
2857           EXTRA_SPACING(game_status));
2858 }
2859
2860 static int getMenuTextStep(int spacing_height, int font_nr)
2861 {
2862   return getFontHeight(font_nr) + getMenuTextSpacing(spacing_height, font_nr);
2863 }
2864
2865 void DrawInfoScreen_NotAvailable(char *text_title, char *text_error)
2866 {
2867   int font_title = MENU_INFO_FONT_TITLE;
2868   int font_error = FONT_TEXT_2;
2869   int font_foot  = MENU_INFO_FONT_FOOT;
2870   int spacing_title = menu.headline1_spacing_info[info_mode];
2871   int ystep_title = getMenuTextStep(spacing_title, font_title);
2872   int ystart1 = mSY - SY + MENU_SCREEN_INFO_YSTART1;
2873   int ystart2 = ystart1 + ystep_title;
2874   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
2875
2876   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO);
2877
2878   FadeOut(REDRAW_FIELD);
2879
2880   ClearField();
2881   DrawHeadline();
2882
2883   DrawTextSCentered(ystart1, font_title, text_title);
2884   DrawTextSCentered(ystart2, font_error, text_error);
2885
2886   DrawTextSCentered(ybottom, font_foot,
2887                     "Press any key or button for info menu");
2888
2889   FadeIn(REDRAW_FIELD);
2890 }
2891
2892 void DrawInfoScreen_HelpAnim(int start, int max_anims, boolean init)
2893 {
2894   static int infoscreen_step[MAX_INFO_ELEMENTS_ON_SCREEN];
2895   static int infoscreen_frame[MAX_INFO_ELEMENTS_ON_SCREEN];
2896   int font_title = MENU_INFO_FONT_TITLE;
2897   int font_foot  = MENU_INFO_FONT_FOOT;
2898   int xstart  = mSX + MENU_SCREEN_INFO_SPACE_LEFT;
2899   int ystart1 = mSY - SY + MENU_SCREEN_INFO_YSTART1;
2900   int ystart2 = mSY + MENU_SCREEN_INFO_YSTART2;
2901   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
2902   int ystep = MENU_SCREEN_INFO_YSTEP;
2903   int element, action, direction;
2904   int graphic;
2905   int delay;
2906   int sync_frame;
2907   int i, j;
2908
2909   if (init)
2910   {
2911     for (i = 0; i < NUM_INFO_ELEMENTS_ON_SCREEN; i++)
2912       infoscreen_step[i] = infoscreen_frame[i] = 0;
2913
2914     ClearField();
2915     DrawHeadline();
2916
2917     DrawTextSCentered(ystart1, font_title, "The Game Elements:");
2918
2919     DrawTextSCentered(ybottom, font_foot,
2920                       "Press any key or button for next page");
2921
2922     FrameCounter = 0;
2923   }
2924
2925   i = j = 0;
2926   while (helpanim_info[j].element != HELPANIM_LIST_END)
2927   {
2928     if (i >= start + NUM_INFO_ELEMENTS_ON_SCREEN ||
2929         i >= max_anims)
2930       break;
2931     else if (i < start)
2932     {
2933       while (helpanim_info[j].element != HELPANIM_LIST_NEXT)
2934         j++;
2935
2936       j++;
2937       i++;
2938
2939       continue;
2940     }
2941
2942     j += infoscreen_step[i - start];
2943
2944     element = helpanim_info[j].element;
2945     action = helpanim_info[j].action;
2946     direction = helpanim_info[j].direction;
2947
2948     if (element < 0)
2949       element = EL_UNKNOWN;
2950
2951     if (action != -1 && direction != -1)
2952       graphic = el_act_dir2img(element, action, direction);
2953     else if (action != -1)
2954       graphic = el_act2img(element, action);
2955     else if (direction != -1)
2956       graphic = el_dir2img(element, direction);
2957     else
2958       graphic = el2img(element);
2959
2960     delay = helpanim_info[j++].delay;
2961
2962     if (delay == -1)
2963       delay = 1000000;
2964
2965     if (infoscreen_frame[i - start] == 0)
2966     {
2967       sync_frame = 0;
2968       infoscreen_frame[i - start] = delay - 1;
2969     }
2970     else
2971     {
2972       sync_frame = delay - infoscreen_frame[i - start];
2973       infoscreen_frame[i - start]--;
2974     }
2975
2976     if (helpanim_info[j].element == HELPANIM_LIST_NEXT)
2977     {
2978       if (!infoscreen_frame[i - start])
2979         infoscreen_step[i - start] = 0;
2980     }
2981     else
2982     {
2983       if (!infoscreen_frame[i - start])
2984         infoscreen_step[i - start]++;
2985       while (helpanim_info[j].element != HELPANIM_LIST_NEXT)
2986         j++;
2987     }
2988
2989     j++;
2990
2991     ClearRectangleOnBackground(drawto, xstart, ystart2 + (i - start) * ystep,
2992                                TILEX, TILEY);
2993     DrawFixedGraphicAnimationExt(drawto, xstart, ystart2 + (i - start) * ystep,
2994                                  graphic, sync_frame, USE_MASKING);
2995
2996     if (init)
2997       DrawInfoScreen_HelpText(element, action, direction, i - start);
2998
2999     i++;
3000   }
3001
3002   redraw_mask |= REDRAW_FIELD;
3003
3004   FrameCounter++;
3005 }
3006
3007 static char *getHelpText(int element, int action, int direction)
3008 {
3009   char token[MAX_LINE_LEN];
3010
3011   strcpy(token, element_info[element].token_name);
3012
3013   if (action != -1)
3014     strcat(token, element_action_info[action].suffix);
3015
3016   if (direction != -1)
3017     strcat(token, element_direction_info[MV_DIR_TO_BIT(direction)].suffix);
3018
3019   return getHashEntry(helptext_info, token);
3020 }
3021
3022 void DrawInfoScreen_HelpText(int element, int action, int direction, int ypos)
3023 {
3024   int font_nr = FONT_INFO_ELEMENTS;
3025   int font_width = getFontWidth(font_nr);
3026   int font_height = getFontHeight(font_nr);
3027   int yoffset = (TILEX - 2 * font_height) / 2;
3028   int xstart = mSX + MENU_SCREEN_INFO_SPACE_LEFT + TILEX + MINI_TILEX;
3029   int ystart = mSY + MENU_SCREEN_INFO_YSTART2 + yoffset;
3030   int ystep = TILEY + 4;
3031   int pad_left = xstart - SX;
3032   int pad_right = MENU_SCREEN_INFO_SPACE_RIGHT;
3033   int max_chars_per_line = (SXSIZE - pad_left - pad_right) / font_width;
3034   int max_lines_per_text = 2;
3035   char *text = NULL;
3036
3037   if (action != -1 && direction != -1)          // element.action.direction
3038     text = getHelpText(element, action, direction);
3039
3040   if (text == NULL && action != -1)             // element.action
3041     text = getHelpText(element, action, -1);
3042
3043   if (text == NULL && direction != -1)          // element.direction
3044     text = getHelpText(element, -1, direction);
3045
3046   if (text == NULL)                             // base element
3047     text = getHelpText(element, -1, -1);
3048
3049   if (text == NULL)                             // not found
3050     text = "No description available";
3051
3052   if (strlen(text) <= max_chars_per_line)       // only one line of text
3053     ystart += getFontHeight(font_nr) / 2;
3054
3055   DrawTextBuffer(xstart, ystart + ypos * ystep, text, font_nr,
3056                  max_chars_per_line, -1, max_lines_per_text, 0, -1,
3057                  TRUE, FALSE, FALSE);
3058 }
3059
3060 static void DrawInfoScreen_TitleScreen(void)
3061 {
3062   SetGameStatus(GAME_MODE_TITLE);
3063
3064   DrawTitleScreen();
3065 }
3066
3067 void HandleInfoScreen_TitleScreen(int button)
3068 {
3069   HandleTitleScreen(0, 0, 0, 0, button);
3070 }
3071
3072 static void DrawInfoScreen_Elements(void)
3073 {
3074   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO_ELEMENTS);
3075
3076   FadeOut(REDRAW_FIELD);
3077
3078   LoadHelpAnimInfo();
3079   LoadHelpTextInfo();
3080
3081   HandleInfoScreen_Elements(MB_MENU_INITIALIZE);
3082
3083   FadeIn(REDRAW_FIELD);
3084 }
3085
3086 void HandleInfoScreen_Elements(int button)
3087 {
3088   static unsigned int info_delay = 0;
3089   static int num_anims;
3090   static int num_pages;
3091   static int page;
3092   int anims_per_page = NUM_INFO_ELEMENTS_ON_SCREEN;
3093   int i;
3094
3095   if (button == MB_MENU_INITIALIZE)
3096   {
3097     boolean new_element = TRUE;
3098
3099     num_anims = 0;
3100
3101     for (i = 0; helpanim_info[i].element != HELPANIM_LIST_END; i++)
3102     {
3103       if (helpanim_info[i].element == HELPANIM_LIST_NEXT)
3104         new_element = TRUE;
3105       else if (new_element)
3106       {
3107         num_anims++;
3108         new_element = FALSE;
3109       }
3110     }
3111
3112     num_pages = (num_anims + anims_per_page - 1) / anims_per_page;
3113     page = 0;
3114   }
3115
3116   if (button == MB_MENU_LEAVE)
3117   {
3118     PlaySound(SND_MENU_ITEM_SELECTING);
3119
3120     info_mode = INFO_MODE_MAIN;
3121     DrawInfoScreen();
3122
3123     return;
3124   }
3125   else if (button == MB_MENU_CHOICE || button == MB_MENU_INITIALIZE)
3126   {
3127     if (button != MB_MENU_INITIALIZE)
3128     {
3129       PlaySound(SND_MENU_ITEM_SELECTING);
3130
3131       page++;
3132     }
3133
3134     if (page >= num_pages)
3135     {
3136       FadeMenuSoundsAndMusic();
3137
3138       info_mode = INFO_MODE_MAIN;
3139       DrawInfoScreen();
3140
3141       return;
3142     }
3143
3144     if (page > 0)
3145       FadeSetNextScreen();
3146
3147     if (button != MB_MENU_INITIALIZE)
3148       FadeOut(REDRAW_FIELD);
3149
3150     DrawInfoScreen_HelpAnim(page * anims_per_page, num_anims, TRUE);
3151
3152     if (button != MB_MENU_INITIALIZE)
3153       FadeIn(REDRAW_FIELD);
3154   }
3155   else
3156   {
3157     if (DelayReached(&info_delay, GameFrameDelay))
3158       if (page < num_pages)
3159         DrawInfoScreen_HelpAnim(page * anims_per_page, num_anims, FALSE);
3160
3161     PlayMenuSoundIfLoop();
3162   }
3163 }
3164
3165 static void DrawInfoScreen_Music(void)
3166 {
3167   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO_MUSIC);
3168
3169   FadeOut(REDRAW_FIELD);
3170
3171   ClearField();
3172   DrawHeadline();
3173
3174   LoadMusicInfo();
3175
3176   HandleInfoScreen_Music(MB_MENU_INITIALIZE);
3177
3178   FadeIn(REDRAW_FIELD);
3179 }
3180
3181 void HandleInfoScreen_Music(int button)
3182 {
3183   static struct MusicFileInfo *list = NULL;
3184   int font_title = MENU_INFO_FONT_TITLE;
3185   int font_head  = MENU_INFO_FONT_HEAD;
3186   int font_text  = MENU_INFO_FONT_TEXT;
3187   int font_foot  = MENU_INFO_FONT_FOOT;
3188   int spacing_title = menu.headline1_spacing_info[info_mode];
3189   int spacing_head  = menu.headline2_spacing_info[info_mode];
3190   int ystep_title = getMenuTextStep(spacing_title, font_title);
3191   int ystep_head  = getMenuTextStep(spacing_head,  font_head);
3192   int ystart  = mSY - SY + MENU_SCREEN_INFO_YSTART1;
3193   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
3194
3195   if (button == MB_MENU_INITIALIZE)
3196   {
3197     list = music_file_info;
3198
3199     if (list == NULL)
3200     {
3201       FadeMenuSoundsAndMusic();
3202
3203       ClearField();
3204       DrawHeadline();
3205
3206       DrawTextSCentered(ystart, font_title,
3207                         "No music info for this level set.");
3208
3209       DrawTextSCentered(ybottom, font_foot,
3210                         "Press any key or button for info menu");
3211
3212       return;
3213     }
3214   }
3215
3216   if (button == MB_MENU_LEAVE)
3217   {
3218     PlaySound(SND_MENU_ITEM_SELECTING);
3219
3220     FadeMenuSoundsAndMusic();
3221
3222     info_mode = INFO_MODE_MAIN;
3223     DrawInfoScreen();
3224
3225     return;
3226   }
3227   else if (button == MB_MENU_CHOICE || button == MB_MENU_INITIALIZE)
3228   {
3229     if (button != MB_MENU_INITIALIZE)
3230     {
3231       PlaySound(SND_MENU_ITEM_SELECTING);
3232
3233       if (list != NULL)
3234         list = list->next;
3235     }
3236
3237     if (list == NULL)
3238     {
3239       FadeMenuSoundsAndMusic();
3240
3241       info_mode = INFO_MODE_MAIN;
3242       DrawInfoScreen();
3243
3244       return;
3245     }
3246
3247     FadeMenuSoundsAndMusic();
3248
3249     if (list != music_file_info)
3250       FadeSetNextScreen();
3251
3252     if (button != MB_MENU_INITIALIZE)
3253       FadeOut(REDRAW_FIELD);
3254
3255     ClearField();
3256     DrawHeadline();
3257
3258     if (list->is_sound)
3259     {
3260       int sound = list->music;
3261
3262       if (IS_LOOP_SOUND(sound))
3263         PlaySoundLoop(sound);
3264       else
3265         PlaySound(sound);
3266
3267       DrawTextSCentered(ystart, font_title, "The Game Background Sounds:");
3268     }
3269     else
3270     {
3271       int music = list->music;
3272
3273       if (IS_LOOP_MUSIC(music))
3274         PlayMusicLoop(music);
3275       else
3276         PlayMusic(music);
3277
3278       DrawTextSCentered(ystart, font_title, "The Game Background Music:");
3279     }
3280
3281     ystart += ystep_title;
3282
3283     if (!strEqual(list->title, UNKNOWN_NAME))
3284     {
3285       if (!strEqual(list->title_header, UNKNOWN_NAME))
3286       {
3287         DrawTextSCentered(ystart, font_head, list->title_header);
3288         ystart += ystep_head;
3289       }
3290
3291       DrawTextFCentered(ystart, font_text, "\"%s\"", list->title);
3292       ystart += ystep_head;
3293     }
3294
3295     if (!strEqual(list->artist, UNKNOWN_NAME))
3296     {
3297       if (!strEqual(list->artist_header, UNKNOWN_NAME))
3298         DrawTextSCentered(ystart, font_head, list->artist_header);
3299       else
3300         DrawTextSCentered(ystart, font_head, "by");
3301
3302       ystart += ystep_head;
3303
3304       DrawTextFCentered(ystart, font_text, "%s", list->artist);
3305       ystart += ystep_head;
3306     }
3307
3308     if (!strEqual(list->album, UNKNOWN_NAME))
3309     {
3310       if (!strEqual(list->album_header, UNKNOWN_NAME))
3311         DrawTextSCentered(ystart, font_head, list->album_header);
3312       else
3313         DrawTextSCentered(ystart, font_head, "from the album");
3314
3315       ystart += ystep_head;
3316
3317       DrawTextFCentered(ystart, font_text, "\"%s\"", list->album);
3318       ystart += ystep_head;
3319     }
3320
3321     if (!strEqual(list->year, UNKNOWN_NAME))
3322     {
3323       if (!strEqual(list->year_header, UNKNOWN_NAME))
3324         DrawTextSCentered(ystart, font_head, list->year_header);
3325       else
3326         DrawTextSCentered(ystart, font_head, "from the year");
3327
3328       ystart += ystep_head;
3329
3330       DrawTextFCentered(ystart, font_text, "%s", list->year);
3331       ystart += ystep_head;
3332     }
3333
3334     DrawTextSCentered(ybottom, FONT_TEXT_4,
3335                       "Press any key or button for next page");
3336
3337     if (button != MB_MENU_INITIALIZE)
3338       FadeIn(REDRAW_FIELD);
3339   }
3340
3341   if (list != NULL && list->is_sound && IS_LOOP_SOUND(list->music))
3342     PlaySoundLoop(list->music);
3343 }
3344
3345 static void DrawInfoScreen_CreditsScreen(int screen_nr)
3346 {
3347   int font_title = MENU_INFO_FONT_TITLE;
3348   int font_head  = MENU_INFO_FONT_HEAD;
3349   int font_text  = MENU_INFO_FONT_TEXT;
3350   int font_foot  = MENU_INFO_FONT_FOOT;
3351   int spacing_title = menu.headline1_spacing_info[info_mode];
3352   int spacing_head  = menu.headline2_spacing_info[info_mode];
3353   int spacing_para  = menu.paragraph_spacing_info[info_mode];
3354   int spacing_line  = menu.line_spacing_info[info_mode];
3355   int ystep_title = getMenuTextStep(spacing_title, font_title);
3356   int ystep_head  = getMenuTextStep(spacing_head,  font_head);
3357   int ystep_para  = getMenuTextStep(spacing_para,  font_text);
3358   int ystep_line  = getMenuTextStep(spacing_line,  font_text);
3359   int ystart  = mSY - SY + MENU_SCREEN_INFO_YSTART1;
3360   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
3361
3362   ClearField();
3363   DrawHeadline();
3364
3365   DrawTextSCentered(ystart, font_title, "Credits:");
3366   ystart += ystep_title;
3367
3368   if (screen_nr == 0)
3369   {
3370     DrawTextSCentered(ystart, font_head,
3371                       "Special thanks to");
3372     ystart += ystep_head;
3373     DrawTextSCentered(ystart, font_text,
3374                       "Peter Liepa");
3375     ystart += ystep_head;
3376     DrawTextSCentered(ystart, font_head,
3377                       "for creating");
3378     ystart += ystep_head;
3379     DrawTextSCentered(ystart, font_text,
3380                       "\"Boulder Dash\"");
3381     ystart += ystep_head;
3382     DrawTextSCentered(ystart, font_head,
3383                       "in the year");
3384     ystart += ystep_head;
3385     DrawTextSCentered(ystart, font_text,
3386                       "1984");
3387     ystart += ystep_head;
3388     DrawTextSCentered(ystart, font_head,
3389                       "published by");
3390     ystart += ystep_head;
3391     DrawTextSCentered(ystart, font_text,
3392                       "First Star Software");
3393   }
3394   else if (screen_nr == 1)
3395   {
3396     DrawTextSCentered(ystart, font_head,
3397                       "Special thanks to");
3398     ystart += ystep_head;
3399     DrawTextSCentered(ystart, font_text,
3400                       "Klaus Heinz & Volker Wertich");
3401     ystart += ystep_head;
3402     DrawTextSCentered(ystart, font_head,
3403                       "for creating");
3404     ystart += ystep_head;
3405     DrawTextSCentered(ystart, font_text,
3406                       "\"Emerald Mine\"");
3407     ystart += ystep_head;
3408     DrawTextSCentered(ystart, font_head,
3409                       "in the year");
3410     ystart += ystep_head;
3411     DrawTextSCentered(ystart, font_text,
3412                       "1987");
3413     ystart += ystep_head;
3414     DrawTextSCentered(ystart, font_head,
3415                       "published by");
3416     ystart += ystep_head;
3417     DrawTextSCentered(ystart, font_text,
3418                       "Kingsoft");
3419   }
3420   else if (screen_nr == 2)
3421   {
3422     DrawTextSCentered(ystart, font_head,
3423                       "Special thanks to");
3424     ystart += ystep_head;
3425     DrawTextSCentered(ystart, font_text,
3426                       "Michael Stopp & Philip Jespersen");
3427     ystart += ystep_head;
3428     DrawTextSCentered(ystart, font_head,
3429                       "for creating");
3430     ystart += ystep_head;
3431     DrawTextSCentered(ystart, font_text,
3432                       "\"Supaplex\"");
3433     ystart += ystep_head;
3434     DrawTextSCentered(ystart, font_head,
3435                       "in the year");
3436     ystart += ystep_head;
3437     DrawTextSCentered(ystart, font_text,
3438                       "1991");
3439     ystart += ystep_head;
3440     DrawTextSCentered(ystart, font_head,
3441                       "published by");
3442     ystart += ystep_head;
3443     DrawTextSCentered(ystart, font_text,
3444                       "Digital Integration");
3445   }
3446   else if (screen_nr == 3)
3447   {
3448     DrawTextSCentered(ystart, font_head,
3449                       "Special thanks to");
3450     ystart += ystep_head;
3451     DrawTextSCentered(ystart, font_text,
3452                       "Hiroyuki Imabayashi");
3453     ystart += ystep_head;
3454     DrawTextSCentered(ystart, font_head,
3455                       "for creating");
3456     ystart += ystep_head;
3457     DrawTextSCentered(ystart, font_text,
3458                       "\"Sokoban\"");
3459     ystart += ystep_head;
3460     DrawTextSCentered(ystart, font_head,
3461                       "in the year");
3462     ystart += ystep_head;
3463     DrawTextSCentered(ystart, font_text,
3464                       "1982");
3465     ystart += ystep_head;
3466     DrawTextSCentered(ystart, font_head,
3467                       "published by");
3468     ystart += ystep_head;
3469     DrawTextSCentered(ystart, font_text,
3470                       "Thinking Rabbit");
3471   }
3472   else if (screen_nr == 4)
3473   {
3474     DrawTextSCentered(ystart, font_head,
3475                       "Special thanks to");
3476     ystart += ystep_head;
3477     DrawTextSCentered(ystart, font_text,
3478                       "Alan Bond");
3479     ystart += ystep_head;
3480     DrawTextSCentered(ystart, font_head,
3481                       "and");
3482     ystart += ystep_head;
3483     DrawTextSCentered(ystart, font_text,
3484                       "J\xfcrgen Bonhagen");
3485     ystart += ystep_head;
3486     DrawTextSCentered(ystart, font_head,
3487                       "for the continuous creation");
3488     ystart += ystep_line;
3489     DrawTextSCentered(ystart, font_head,
3490                       "of outstanding level sets");
3491   }
3492   else if (screen_nr == 5)
3493   {
3494     DrawTextSCentered(ystart, font_head,
3495                       "Thanks to");
3496     ystart += ystep_head;
3497     DrawTextSCentered(ystart, font_text,
3498                       "Peter Elzner");
3499     ystart += ystep_head;
3500     DrawTextSCentered(ystart, font_head,
3501                       "for ideas and inspiration by");
3502     ystart += ystep_head;
3503     DrawTextSCentered(ystart, font_text,
3504                       "Diamond Caves");
3505     ystart += ystep_para;
3506
3507     DrawTextSCentered(ystart, font_head,
3508                       "Thanks to");
3509     ystart += ystep_head;
3510     DrawTextSCentered(ystart, font_text,
3511                       "Steffest");
3512     ystart += ystep_head;
3513     DrawTextSCentered(ystart, font_head,
3514                       "for ideas and inspiration by");
3515     ystart += ystep_head;
3516     DrawTextSCentered(ystart, font_text,
3517                       "DX-Boulderdash");
3518   }
3519   else if (screen_nr == 6)
3520   {
3521     DrawTextSCentered(ystart, font_head,
3522                       "Thanks to");
3523     ystart += ystep_head;
3524     DrawTextSCentered(ystart, font_text,
3525                       "David Tritscher");
3526     ystart += ystep_head;
3527     DrawTextSCentered(ystart, font_head,
3528                       "for the code base used for the");
3529     ystart += ystep_line;
3530     DrawTextSCentered(ystart, font_head,
3531                       "native Emerald Mine engine");
3532   }
3533   else if (screen_nr == 7)
3534   {
3535     DrawTextSCentered(ystart, font_head,
3536                       "Thanks to");
3537     ystart += ystep_head;
3538     DrawTextSCentered(ystart, font_text,
3539                       "Guido Schulz");
3540     ystart += ystep_head;
3541     DrawTextSCentered(ystart, font_head,
3542                       "for the initial DOS port");
3543     ystart += ystep_para;
3544
3545     DrawTextSCentered(ystart, font_head,
3546                       "Thanks to");
3547     ystart += ystep_head;
3548     DrawTextSCentered(ystart, font_text,
3549                       "Karl H\xf6rnell");
3550     ystart += ystep_head;
3551     DrawTextSCentered(ystart, font_head,
3552                       "for some additional toons");
3553   }
3554   else if (screen_nr == 8)
3555   {
3556     DrawTextSCentered(ystart, font_head,
3557                       "And not to forget:");
3558     ystart += ystep_head;
3559     DrawTextSCentered(ystart, font_head,
3560                       "Many thanks to");
3561     ystart += ystep_head;
3562     DrawTextSCentered(ystart, font_text,
3563                       "All those who contributed");
3564     ystart += ystep_line;
3565     DrawTextSCentered(ystart, font_text,
3566                       "levels to this game");
3567     ystart += ystep_line;
3568     DrawTextSCentered(ystart, font_text,
3569                       "since 1995");
3570   }
3571
3572   DrawTextSCentered(ybottom, font_foot,
3573                     "Press any key or button for next page");
3574 }
3575
3576 static void DrawInfoScreen_Credits(void)
3577 {
3578   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO_CREDITS);
3579
3580   FadeMenuSoundsAndMusic();
3581
3582   FadeOut(REDRAW_FIELD);
3583
3584   HandleInfoScreen_Credits(MB_MENU_INITIALIZE);
3585
3586   FadeIn(REDRAW_FIELD);
3587 }
3588
3589 void HandleInfoScreen_Credits(int button)
3590 {
3591   static int screen_nr = 0;
3592   int num_screens = 9;
3593
3594   if (button == MB_MENU_INITIALIZE)
3595   {
3596     screen_nr = 0;
3597
3598     // DrawInfoScreen_CreditsScreen(screen_nr);
3599   }
3600
3601   if (button == MB_MENU_LEAVE)
3602   {
3603     PlaySound(SND_MENU_ITEM_SELECTING);
3604
3605     info_mode = INFO_MODE_MAIN;
3606     DrawInfoScreen();
3607
3608     return;
3609   }
3610   else if (button == MB_MENU_CHOICE || button == MB_MENU_INITIALIZE)
3611   {
3612     if (button != MB_MENU_INITIALIZE)
3613     {
3614       PlaySound(SND_MENU_ITEM_SELECTING);
3615
3616       screen_nr++;
3617     }
3618
3619     if (screen_nr >= num_screens)
3620     {
3621       FadeMenuSoundsAndMusic();
3622
3623       info_mode = INFO_MODE_MAIN;
3624       DrawInfoScreen();
3625
3626       return;
3627     }
3628
3629     if (screen_nr > 0)
3630       FadeSetNextScreen();
3631
3632     if (button != MB_MENU_INITIALIZE)
3633       FadeOut(REDRAW_FIELD);
3634
3635     DrawInfoScreen_CreditsScreen(screen_nr);
3636
3637     if (button != MB_MENU_INITIALIZE)
3638       FadeIn(REDRAW_FIELD);
3639   }
3640   else
3641   {
3642     PlayMenuSoundIfLoop();
3643   }
3644 }
3645
3646 static void DrawInfoScreen_Program(void)
3647 {
3648   int font_title = MENU_INFO_FONT_TITLE;
3649   int font_head  = MENU_INFO_FONT_HEAD;
3650   int font_text  = MENU_INFO_FONT_TEXT;
3651   int font_foot  = MENU_INFO_FONT_FOOT;
3652   int spacing_title = menu.headline1_spacing_info[info_mode];
3653   int spacing_head  = menu.headline2_spacing_info[info_mode];
3654   int spacing_para  = menu.paragraph_spacing_info[info_mode];
3655   int spacing_line  = menu.line_spacing_info[info_mode];
3656   int ystep_title = getMenuTextStep(spacing_title, font_title);
3657   int ystep_head  = getMenuTextStep(spacing_head,  font_head);
3658   int ystep_para  = getMenuTextStep(spacing_para,  font_text);
3659   int ystep_line  = getMenuTextStep(spacing_line,  font_text);
3660   int ystart  = mSY - SY + MENU_SCREEN_INFO_YSTART1;
3661   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
3662
3663   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO_PROGRAM);
3664
3665   FadeOut(REDRAW_FIELD);
3666
3667   ClearField();
3668   DrawHeadline();
3669
3670   DrawTextSCentered(ystart, font_title, "Program Information:");
3671   ystart += ystep_title;
3672
3673   DrawTextSCentered(ystart, font_head,
3674                     "This game is Freeware!");
3675   ystart += ystep_head;
3676   DrawTextSCentered(ystart, font_head,
3677                     "If you like it, send e-mail to:");
3678   ystart += ystep_head;
3679   DrawTextSCentered(ystart, font_text,
3680                     setup.internal.program_email);
3681   ystart += ystep_para;
3682
3683   DrawTextSCentered(ystart, font_head,
3684                     "More information and levels:");
3685   ystart += ystep_head;
3686   DrawTextSCentered(ystart, font_text,
3687                     setup.internal.program_website);
3688   ystart += ystep_para;
3689
3690   DrawTextSCentered(ystart, font_head,
3691                     "If you have created new levels,");
3692   ystart += ystep_line;
3693   DrawTextSCentered(ystart, font_head,
3694                     "send them to me to include them!");
3695   ystart += ystep_head;
3696   DrawTextSCentered(ystart, font_head,
3697                     ":-)");
3698
3699   DrawTextSCentered(ybottom, font_foot,
3700                     "Press any key or button for info menu");
3701
3702   FadeIn(REDRAW_FIELD);
3703 }
3704
3705 void HandleInfoScreen_Program(int button)
3706 {
3707   if (button == MB_MENU_LEAVE)
3708   {
3709     PlaySound(SND_MENU_ITEM_SELECTING);
3710
3711     info_mode = INFO_MODE_MAIN;
3712     DrawInfoScreen();
3713
3714     return;
3715   }
3716   else if (button == MB_MENU_CHOICE)
3717   {
3718     PlaySound(SND_MENU_ITEM_SELECTING);
3719
3720     FadeMenuSoundsAndMusic();
3721
3722     info_mode = INFO_MODE_MAIN;
3723     DrawInfoScreen();
3724   }
3725   else
3726   {
3727     PlayMenuSoundIfLoop();
3728   }
3729 }
3730
3731 static void DrawInfoScreen_Version(void)
3732 {
3733   int font_title = MENU_INFO_FONT_TITLE;
3734   int font_head  = MENU_INFO_FONT_HEAD;
3735   int font_text  = MENU_INFO_FONT_TEXT;
3736   int font_foot  = MENU_INFO_FONT_FOOT;
3737   int spacing_title = menu.headline1_spacing_info[info_mode];
3738   int spacing_head  = menu.headline2_spacing_info[info_mode];
3739   int spacing_para  = menu.paragraph_spacing_info[info_mode];
3740   int spacing_line  = menu.line_spacing_info[info_mode];
3741   int xstep = getFontWidth(font_text);
3742   int ystep_title = getMenuTextStep(spacing_title, font_title);
3743   int ystep_head  = getMenuTextStep(spacing_head,  font_head);
3744   int ystep_para  = getMenuTextStep(spacing_para,  font_text);
3745   int ystep_line  = getMenuTextStep(spacing_line,  font_text);
3746   int ystart  = mSY - SY + MENU_SCREEN_INFO_YSTART1;
3747   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
3748   int xstart1 = mSX - SX + 2 * xstep;
3749   int xstart2 = mSX - SX + 18 * xstep;
3750   int xstart3 = mSX - SX + 28 * xstep;
3751   SDL_version sdl_version_compiled;
3752   const SDL_version *sdl_version_linked;
3753   int driver_name_len = 10;
3754   SDL_version sdl_version_linked_ext;
3755   const char *driver_name = NULL;
3756
3757   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO_VERSION);
3758
3759   FadeOut(REDRAW_FIELD);
3760
3761   ClearField();
3762   DrawHeadline();
3763
3764   DrawTextSCentered(ystart, font_title, "Version Information:");
3765   ystart += ystep_title;
3766
3767   DrawTextF(xstart1, ystart, font_head, "Name");
3768   DrawTextF(xstart2, ystart, font_text, getProgramTitleString());
3769   ystart += ystep_line;
3770
3771   if (!strEqual(getProgramVersionString(), getProgramRealVersionString()))
3772   {
3773     DrawTextF(xstart1, ystart, font_head, "Version (fake)");
3774     DrawTextF(xstart2, ystart, font_text, getProgramVersionString());
3775     ystart += ystep_line;
3776
3777     DrawTextF(xstart1, ystart, font_head, "Version (real)");
3778     DrawTextF(xstart2, ystart, font_text, getProgramRealVersionString());
3779     ystart += ystep_line;
3780   }
3781   else
3782   {
3783     DrawTextF(xstart1, ystart, font_head, "Version");
3784     DrawTextF(xstart2, ystart, font_text, getProgramVersionString());
3785     ystart += ystep_line;
3786   }
3787
3788   DrawTextF(xstart1, ystart, font_head, "Platform");
3789   DrawTextF(xstart2, ystart, font_text, "%s (%s)",
3790             PLATFORM_STRING,
3791             PLATFORM_XX_BIT_STRING);
3792   ystart += ystep_line;
3793
3794   DrawTextF(xstart1, ystart, font_head, "Target");
3795   DrawTextF(xstart2, ystart, font_text, TARGET_STRING);
3796   ystart += ystep_line;
3797
3798   DrawTextF(xstart1, ystart, font_head, "Source date");
3799   DrawTextF(xstart2, ystart, font_text, getSourceDateString());
3800   ystart += ystep_line;
3801
3802   DrawTextF(xstart1, ystart, font_head, "Commit hash");
3803   DrawTextF(xstart2, ystart, font_text, getSourceHashString());
3804   ystart += ystep_para;
3805
3806   DrawTextF(xstart1, ystart, font_head, "Library");
3807   DrawTextF(xstart2, ystart, font_head, "compiled");
3808   DrawTextF(xstart3, ystart, font_head, "linked");
3809   ystart += ystep_head;
3810
3811   SDL_VERSION(&sdl_version_compiled);
3812   SDL_GetVersion(&sdl_version_linked_ext);
3813   sdl_version_linked = &sdl_version_linked_ext;
3814
3815   DrawTextF(xstart1, ystart, font_text, "SDL");
3816   DrawTextF(xstart2, ystart, font_text, "%d.%d.%d",
3817             sdl_version_compiled.major,
3818             sdl_version_compiled.minor,
3819             sdl_version_compiled.patch);
3820   DrawTextF(xstart3, ystart, font_text, "%d.%d.%d",
3821             sdl_version_linked->major,
3822             sdl_version_linked->minor,
3823             sdl_version_linked->patch);
3824   ystart += ystep_line;
3825
3826   SDL_IMAGE_VERSION(&sdl_version_compiled);
3827   sdl_version_linked = IMG_Linked_Version();
3828
3829   DrawTextF(xstart1, ystart, font_text, "SDL_image");
3830   DrawTextF(xstart2, ystart, font_text, "%d.%d.%d",
3831             sdl_version_compiled.major,
3832             sdl_version_compiled.minor,
3833             sdl_version_compiled.patch);
3834   DrawTextF(xstart3, ystart, font_text, "%d.%d.%d",
3835             sdl_version_linked->major,
3836             sdl_version_linked->minor,
3837             sdl_version_linked->patch);
3838   ystart += ystep_line;
3839
3840   SDL_MIXER_VERSION(&sdl_version_compiled);
3841   sdl_version_linked = Mix_Linked_Version();
3842
3843   DrawTextF(xstart1, ystart, font_text, "SDL_mixer");
3844   DrawTextF(xstart2, ystart, font_text, "%d.%d.%d",
3845             sdl_version_compiled.major,
3846             sdl_version_compiled.minor,
3847             sdl_version_compiled.patch);
3848   DrawTextF(xstart3, ystart, font_text, "%d.%d.%d",
3849             sdl_version_linked->major,
3850             sdl_version_linked->minor,
3851             sdl_version_linked->patch);
3852   ystart += ystep_line;
3853
3854   SDL_NET_VERSION(&sdl_version_compiled);
3855   sdl_version_linked = SDLNet_Linked_Version();
3856
3857   DrawTextF(xstart1, ystart, font_text, "SDL_net");
3858   DrawTextF(xstart2, ystart, font_text, "%d.%d.%d",
3859             sdl_version_compiled.major,
3860             sdl_version_compiled.minor,
3861             sdl_version_compiled.patch);
3862   DrawTextF(xstart3, ystart, font_text, "%d.%d.%d",
3863             sdl_version_linked->major,
3864             sdl_version_linked->minor,
3865             sdl_version_linked->patch);
3866   ystart += ystep_para;
3867
3868   DrawTextF(xstart1, ystart, font_head, "Driver");
3869   DrawTextF(xstart2, ystart, font_head, "Requested");
3870   DrawTextF(xstart3, ystart, font_head, "Used");
3871   ystart += ystep_head;
3872
3873   driver_name =
3874     getStringCopyNStatic(SDLGetRendererName(), driver_name_len);
3875
3876   DrawTextF(xstart1, ystart, font_text, "Render Driver");
3877   DrawTextF(xstart2, ystart, font_text, "%s", setup.system.sdl_renderdriver);
3878   DrawTextF(xstart3, ystart, font_text, "%s", driver_name);
3879   ystart += ystep_line;
3880
3881   driver_name =
3882     getStringCopyNStatic(SDL_GetCurrentVideoDriver(), driver_name_len);
3883
3884   DrawTextF(xstart1, ystart, font_text, "Video Driver");
3885   DrawTextF(xstart2, ystart, font_text, "%s", setup.system.sdl_videodriver);
3886   DrawTextF(xstart3, ystart, font_text, "%s", driver_name);
3887   ystart += ystep_line;
3888
3889   driver_name =
3890     getStringCopyNStatic(SDL_GetCurrentAudioDriver(), driver_name_len);
3891
3892   DrawTextF(xstart1, ystart, font_text, "Audio Driver");
3893   DrawTextF(xstart2, ystart, font_text, "%s", setup.system.sdl_audiodriver);
3894   DrawTextF(xstart3, ystart, font_text, "%s", driver_name);
3895
3896   DrawTextSCentered(ybottom, font_foot,
3897                     "Press any key or button for info menu");
3898
3899   FadeIn(REDRAW_FIELD);
3900 }
3901
3902 void HandleInfoScreen_Version(int button)
3903 {
3904   if (button == MB_MENU_LEAVE)
3905   {
3906     PlaySound(SND_MENU_ITEM_SELECTING);
3907
3908     info_mode = INFO_MODE_MAIN;
3909     DrawInfoScreen();
3910
3911     return;
3912   }
3913   else if (button == MB_MENU_CHOICE)
3914   {
3915     PlaySound(SND_MENU_ITEM_SELECTING);
3916
3917     FadeMenuSoundsAndMusic();
3918
3919     info_mode = INFO_MODE_MAIN;
3920     DrawInfoScreen();
3921   }
3922   else
3923   {
3924     PlayMenuSoundIfLoop();
3925   }
3926 }
3927
3928 static void DrawInfoScreen_LevelSet(void)
3929 {
3930   struct TitleMessageInfo *tmi = &readme;
3931   char *filename = getLevelSetInfoFilename();
3932   char *title = "Level Set Information:";
3933   int ystart  = mSY - SY + MENU_SCREEN_INFO_YSTART1;
3934   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
3935
3936   if (filename == NULL)
3937   {
3938     DrawInfoScreen_NotAvailable(title, "No information for this level set.");
3939
3940     return;
3941   }
3942
3943   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO_LEVELSET);
3944
3945   FadeOut(REDRAW_FIELD);
3946
3947   ClearField();
3948   DrawHeadline();
3949
3950   DrawTextSCentered(ystart, FONT_TEXT_1, title);
3951
3952   // if x position set to "-1", automatically determine by playfield width
3953   if (tmi->x == -1)
3954     tmi->x = SXSIZE / 2;
3955
3956   // if y position set to "-1", use static default value
3957   if (tmi->y == -1)
3958     tmi->y = 150;
3959
3960   // if width set to "-1", automatically determine by playfield width
3961   if (tmi->width == -1)
3962     tmi->width = SXSIZE - 2 * TILEX;
3963
3964   // if height set to "-1", automatically determine by playfield height
3965   if (tmi->height == -1)
3966     tmi->height = MENU_SCREEN_INFO_YBOTTOM - tmi->y - 10;
3967
3968   // if chars set to "-1", automatically determine by text and font width
3969   if (tmi->chars == -1)
3970     tmi->chars = tmi->width / getFontWidth(tmi->font);
3971   else
3972     tmi->width = tmi->chars * getFontWidth(tmi->font);
3973
3974   // if lines set to "-1", automatically determine by text and font height
3975   if (tmi->lines == -1)
3976     tmi->lines = tmi->height / getFontHeight(tmi->font);
3977   else
3978     tmi->height = tmi->lines * getFontHeight(tmi->font);
3979
3980   DrawTextFile(mSX + ALIGNED_TEXT_XPOS(tmi), mSY + ALIGNED_TEXT_YPOS(tmi),
3981                filename, tmi->font, tmi->chars, -1, tmi->lines, 0, -1,
3982                tmi->autowrap, tmi->centered, tmi->parse_comments);
3983
3984   DrawTextSCentered(ybottom, FONT_TEXT_4,
3985                     "Press any key or button for info menu");
3986
3987   FadeIn(REDRAW_FIELD);
3988 }
3989
3990 static void HandleInfoScreen_LevelSet(int button)
3991 {
3992   if (button == MB_MENU_LEAVE)
3993   {
3994     PlaySound(SND_MENU_ITEM_SELECTING);
3995
3996     info_mode = INFO_MODE_MAIN;
3997     DrawInfoScreen();
3998
3999     return;
4000   }
4001   else if (button == MB_MENU_CHOICE)
4002   {
4003     PlaySound(SND_MENU_ITEM_SELECTING);
4004
4005     FadeMenuSoundsAndMusic();
4006
4007     info_mode = INFO_MODE_MAIN;
4008     DrawInfoScreen();
4009   }
4010   else
4011   {
4012     PlayMenuSoundIfLoop();
4013   }
4014 }
4015
4016 static void DrawInfoScreen(void)
4017 {
4018   if (info_mode == INFO_MODE_TITLE)
4019     DrawInfoScreen_TitleScreen();
4020   else if (info_mode == INFO_MODE_ELEMENTS)
4021     DrawInfoScreen_Elements();
4022   else if (info_mode == INFO_MODE_MUSIC)
4023     DrawInfoScreen_Music();
4024   else if (info_mode == INFO_MODE_CREDITS)
4025     DrawInfoScreen_Credits();
4026   else if (info_mode == INFO_MODE_PROGRAM)
4027     DrawInfoScreen_Program();
4028   else if (info_mode == INFO_MODE_VERSION)
4029     DrawInfoScreen_Version();
4030   else if (info_mode == INFO_MODE_LEVELSET)
4031     DrawInfoScreen_LevelSet();
4032   else
4033     DrawInfoScreen_Main();
4034
4035   if (info_mode != INFO_MODE_MAIN &&
4036       info_mode != INFO_MODE_TITLE &&
4037       info_mode != INFO_MODE_MUSIC)
4038     PlayMenuSoundsAndMusic();
4039 }
4040
4041 void HandleInfoScreen(int mx, int my, int dx, int dy, int button)
4042 {
4043   if (info_mode == INFO_MODE_TITLE)
4044     HandleInfoScreen_TitleScreen(button);
4045   else if (info_mode == INFO_MODE_ELEMENTS)
4046     HandleInfoScreen_Elements(button);
4047   else if (info_mode == INFO_MODE_MUSIC)
4048     HandleInfoScreen_Music(button);
4049   else if (info_mode == INFO_MODE_CREDITS)
4050     HandleInfoScreen_Credits(button);
4051   else if (info_mode == INFO_MODE_PROGRAM)
4052     HandleInfoScreen_Program(button);
4053   else if (info_mode == INFO_MODE_VERSION)
4054     HandleInfoScreen_Version(button);
4055   else if (info_mode == INFO_MODE_LEVELSET)
4056     HandleInfoScreen_LevelSet(button);
4057   else
4058     HandleInfoScreen_Main(mx, my, dx, dy, button);
4059 }
4060
4061
4062 // ============================================================================
4063 // rename player API functions
4064 // ============================================================================
4065
4066 struct ApiRenamePlayerThreadData
4067 {
4068   char *player_name;
4069   char *player_uuid;
4070 };
4071
4072 static void *CreateThreadData_ApiRenamePlayer(void)
4073 {
4074   struct ApiRenamePlayerThreadData *data =
4075     checked_malloc(sizeof(struct ApiRenamePlayerThreadData));
4076
4077   data->player_name = getStringCopy(setup.player_name);
4078   data->player_uuid = getStringCopy(setup.player_uuid);
4079
4080   return data;
4081 }
4082
4083 static void FreeThreadData_ApiRenamePlayer(void *data_raw)
4084 {
4085   struct ApiRenamePlayerThreadData *data = data_raw;
4086
4087   checked_free(data->player_name);
4088   checked_free(data->player_uuid);
4089   checked_free(data);
4090 }
4091
4092 static boolean SetRequest_ApiRenamePlayer(struct HttpRequest *request,
4093                                           void *data_raw)
4094 {
4095   struct ApiRenamePlayerThreadData *data = data_raw;
4096   char *player_name_raw = data->player_name;
4097   char *player_uuid_raw = data->player_uuid;
4098
4099   request->hostname = setup.api_server_hostname;
4100   request->port     = API_SERVER_PORT;
4101   request->method   = API_SERVER_METHOD;
4102   request->uri      = API_SERVER_URI_RENAME;
4103
4104   char *player_name = getEscapedJSON(player_name_raw);
4105   char *player_uuid = getEscapedJSON(player_uuid_raw);
4106
4107   snprintf(request->body, MAX_HTTP_BODY_SIZE,
4108            "{\n"
4109            "%s"
4110            "  \"game_version\":         \"%s\",\n"
4111            "  \"game_platform\":        \"%s\",\n"
4112            "  \"name\":                 \"%s\",\n"
4113            "  \"uuid\":                 \"%s\"\n"
4114            "}\n",
4115            getPasswordJSON(setup.api_server_password),
4116            getProgramRealVersionString(),
4117            getProgramPlatformString(),
4118            player_name,
4119            player_uuid);
4120
4121   checked_free(player_name);
4122   checked_free(player_uuid);
4123
4124   ConvertHttpRequestBodyToServerEncoding(request);
4125
4126   return TRUE;
4127 }
4128
4129 static void HandleResponse_ApiRenamePlayer(struct HttpResponse *response,
4130                                            void *data_raw)
4131 {
4132   // nothing to do here
4133 }
4134
4135 #if defined(PLATFORM_EMSCRIPTEN)
4136 static void Emscripten_ApiRenamePlayer_Loaded(unsigned handle, void *data_raw,
4137                                               void *buffer, unsigned int size)
4138 {
4139   struct HttpResponse *response = GetHttpResponseFromBuffer(buffer, size);
4140
4141   if (response != NULL)
4142   {
4143     HandleResponse_ApiRenamePlayer(response, data_raw);
4144
4145     checked_free(response);
4146   }
4147   else
4148   {
4149     Error("server response too large to handle (%d bytes)", size);
4150   }
4151
4152   FreeThreadData_ApiRenamePlayer(data_raw);
4153 }
4154
4155 static void Emscripten_ApiRenamePlayer_Failed(unsigned handle, void *data_raw,
4156                                               int code, const char *status)
4157 {
4158   Error("server failed to handle request: %d %s", code, status);
4159
4160   FreeThreadData_ApiRenamePlayer(data_raw);
4161 }
4162
4163 static void Emscripten_ApiRenamePlayer_Progress(unsigned handle, void *data_raw,
4164                                                 int bytes, int size)
4165 {
4166   // nothing to do here
4167 }
4168
4169 static void Emscripten_ApiRenamePlayer_HttpRequest(struct HttpRequest *request,
4170                                                    void *data_raw)
4171 {
4172   if (!SetRequest_ApiRenamePlayer(request, data_raw))
4173   {
4174     FreeThreadData_ApiRenamePlayer(data_raw);
4175
4176     return;
4177   }
4178
4179   emscripten_async_wget2_data(request->uri,
4180                               request->method,
4181                               request->body,
4182                               data_raw,
4183                               TRUE,
4184                               Emscripten_ApiRenamePlayer_Loaded,
4185                               Emscripten_ApiRenamePlayer_Failed,
4186                               Emscripten_ApiRenamePlayer_Progress);
4187 }
4188
4189 #else
4190
4191 static void ApiRenamePlayer_HttpRequestExt(struct HttpRequest *request,
4192                                            struct HttpResponse *response,
4193                                            void *data_raw)
4194 {
4195   if (!SetRequest_ApiRenamePlayer(request, data_raw))
4196     return;
4197
4198   if (!DoHttpRequest(request, response))
4199   {
4200     Error("HTTP request failed: %s", GetHttpError());
4201
4202     return;
4203   }
4204
4205   if (!HTTP_SUCCESS(response->status_code))
4206   {
4207     Error("server failed to handle request: %d %s",
4208           response->status_code,
4209           response->status_text);
4210
4211     return;
4212   }
4213
4214   HandleResponse_ApiRenamePlayer(response, data_raw);
4215 }
4216
4217 static void ApiRenamePlayer_HttpRequest(struct HttpRequest *request,
4218                                     struct HttpResponse *response,
4219                                     void *data_raw)
4220 {
4221   ApiRenamePlayer_HttpRequestExt(request, response, data_raw);
4222
4223   FreeThreadData_ApiRenamePlayer(data_raw);
4224 }
4225 #endif
4226
4227 static int ApiRenamePlayerThread(void *data_raw)
4228 {
4229   struct HttpRequest *request = checked_calloc(sizeof(struct HttpRequest));
4230   struct HttpResponse *response = checked_calloc(sizeof(struct HttpResponse));
4231
4232   program.api_thread_count++;
4233
4234 #if defined(PLATFORM_EMSCRIPTEN)
4235   Emscripten_ApiRenamePlayer_HttpRequest(request, data_raw);
4236 #else
4237   ApiRenamePlayer_HttpRequest(request, response, data_raw);
4238 #endif
4239
4240   program.api_thread_count--;
4241
4242   checked_free(request);
4243   checked_free(response);
4244
4245   return 0;
4246 }
4247
4248 static void ApiRenamePlayerAsThread(void)
4249 {
4250   struct ApiRenamePlayerThreadData *data = CreateThreadData_ApiRenamePlayer();
4251
4252   ExecuteAsThread(ApiRenamePlayerThread,
4253                   "ApiRenamePlayer", data,
4254                   "rename player on server");
4255 }
4256
4257
4258 // ============================================================================
4259 // reset player UUID API functions
4260 // ============================================================================
4261
4262 struct ApiResetUUIDThreadData
4263 {
4264   char *player_name;
4265   char *player_uuid_old;
4266   char *player_uuid_new;
4267 };
4268
4269 static void *CreateThreadData_ApiResetUUID(char *uuid_new)
4270 {
4271   struct ApiResetUUIDThreadData *data =
4272     checked_malloc(sizeof(struct ApiResetUUIDThreadData));
4273
4274   data->player_name     = getStringCopy(setup.player_name);
4275   data->player_uuid_old = getStringCopy(setup.player_uuid);
4276   data->player_uuid_new = getStringCopy(uuid_new);
4277
4278   return data;
4279 }
4280
4281 static void FreeThreadData_ApiResetUUID(void *data_raw)
4282 {
4283   struct ApiResetUUIDThreadData *data = data_raw;
4284
4285   checked_free(data->player_name);
4286   checked_free(data->player_uuid_old);
4287   checked_free(data->player_uuid_new);
4288   checked_free(data);
4289 }
4290
4291 static boolean SetRequest_ApiResetUUID(struct HttpRequest *request,
4292                                        void *data_raw)
4293 {
4294   struct ApiResetUUIDThreadData *data = data_raw;
4295   char *player_name_raw = data->player_name;
4296   char *player_uuid_old_raw = data->player_uuid_old;
4297   char *player_uuid_new_raw = data->player_uuid_new;
4298
4299   request->hostname = setup.api_server_hostname;
4300   request->port     = API_SERVER_PORT;
4301   request->method   = API_SERVER_METHOD;
4302   request->uri      = API_SERVER_URI_RESETUUID;
4303
4304   char *player_name = getEscapedJSON(player_name_raw);
4305   char *player_uuid_old = getEscapedJSON(player_uuid_old_raw);
4306   char *player_uuid_new = getEscapedJSON(player_uuid_new_raw);
4307
4308   snprintf(request->body, MAX_HTTP_BODY_SIZE,
4309            "{\n"
4310            "%s"
4311            "  \"game_version\":         \"%s\",\n"
4312            "  \"game_platform\":        \"%s\",\n"
4313            "  \"name\":                 \"%s\",\n"
4314            "  \"uuid_old\":             \"%s\",\n"
4315            "  \"uuid_new\":             \"%s\"\n"
4316            "}\n",
4317            getPasswordJSON(setup.api_server_password),
4318            getProgramRealVersionString(),
4319            getProgramPlatformString(),
4320            player_name,
4321            player_uuid_old,
4322            player_uuid_new);
4323
4324   checked_free(player_name);
4325   checked_free(player_uuid_old);
4326   checked_free(player_uuid_new);
4327
4328   ConvertHttpRequestBodyToServerEncoding(request);
4329
4330   return TRUE;
4331 }
4332
4333 static void HandleResponse_ApiResetUUID(struct HttpResponse *response,
4334                                         void *data_raw)
4335 {
4336   struct ApiResetUUIDThreadData *data = data_raw;
4337
4338   // upgrade player UUID in server setup file
4339   setup.player_uuid = getStringCopy(data->player_uuid_new);
4340   setup.player_version = 2;
4341
4342   SaveSetup_ServerSetup();
4343 }
4344
4345 #if defined(PLATFORM_EMSCRIPTEN)
4346 static void Emscripten_ApiResetUUID_Loaded(unsigned handle, void *data_raw,
4347                                            void *buffer, unsigned int size)
4348 {
4349   struct HttpResponse *response = GetHttpResponseFromBuffer(buffer, size);
4350
4351   if (response != NULL)
4352   {
4353     HandleResponse_ApiResetUUID(response, data_raw);
4354
4355     checked_free(response);
4356   }
4357   else
4358   {
4359     Error("server response too large to handle (%d bytes)", size);
4360   }
4361
4362   FreeThreadData_ApiResetUUID(data_raw);
4363 }
4364
4365 static void Emscripten_ApiResetUUID_Failed(unsigned handle, void *data_raw,
4366                                            int code, const char *status)
4367 {
4368   Error("server failed to handle request: %d %s", code, status);
4369
4370   FreeThreadData_ApiResetUUID(data_raw);
4371 }
4372
4373 static void Emscripten_ApiResetUUID_Progress(unsigned handle, void *data_raw,
4374                                              int bytes, int size)
4375 {
4376   // nothing to do here
4377 }
4378
4379 static void Emscripten_ApiResetUUID_HttpRequest(struct HttpRequest *request,
4380                                                 void *data_raw)
4381 {
4382   if (!SetRequest_ApiResetUUID(request, data_raw))
4383   {
4384     FreeThreadData_ApiResetUUID(data_raw);
4385
4386     return;
4387   }
4388
4389   emscripten_async_wget2_data(request->uri,
4390                               request->method,
4391                               request->body,
4392                               data_raw,
4393                               TRUE,
4394                               Emscripten_ApiResetUUID_Loaded,
4395                               Emscripten_ApiResetUUID_Failed,
4396                               Emscripten_ApiResetUUID_Progress);
4397 }
4398
4399 #else
4400
4401 static void ApiResetUUID_HttpRequestExt(struct HttpRequest *request,
4402                                         struct HttpResponse *response,
4403                                         void *data_raw)
4404 {
4405   if (!SetRequest_ApiResetUUID(request, data_raw))
4406     return;
4407
4408   if (!DoHttpRequest(request, response))
4409   {
4410     Error("HTTP request failed: %s", GetHttpError());
4411
4412     return;
4413   }
4414
4415   if (!HTTP_SUCCESS(response->status_code))
4416   {
4417     Error("server failed to handle request: %d %s",
4418           response->status_code,
4419           response->status_text);
4420
4421     return;
4422   }
4423
4424   HandleResponse_ApiResetUUID(response, data_raw);
4425 }
4426
4427 static void ApiResetUUID_HttpRequest(struct HttpRequest *request,
4428                                      struct HttpResponse *response,
4429                                      void *data_raw)
4430 {
4431   ApiResetUUID_HttpRequestExt(request, response, data_raw);
4432
4433   FreeThreadData_ApiResetUUID(data_raw);
4434 }
4435 #endif
4436
4437 static int ApiResetUUIDThread(void *data_raw)
4438 {
4439   struct HttpRequest *request = checked_calloc(sizeof(struct HttpRequest));
4440   struct HttpResponse *response = checked_calloc(sizeof(struct HttpResponse));
4441
4442   program.api_thread_count++;
4443
4444 #if defined(PLATFORM_EMSCRIPTEN)
4445   Emscripten_ApiResetUUID_HttpRequest(request, data_raw);
4446 #else
4447   ApiResetUUID_HttpRequest(request, response, data_raw);
4448 #endif
4449
4450   program.api_thread_count--;
4451
4452   checked_free(request);
4453   checked_free(response);
4454
4455   return 0;
4456 }
4457
4458 static void ApiResetUUIDAsThread(char *uuid_new)
4459 {
4460   struct ApiResetUUIDThreadData *data = CreateThreadData_ApiResetUUID(uuid_new);
4461
4462   ExecuteAsThread(ApiResetUUIDThread,
4463                   "ApiResetUUID", data,
4464                   "reset UUID on server");
4465 }
4466
4467
4468 // ============================================================================
4469 // type name functions
4470 // ============================================================================
4471
4472 static TreeInfo *type_name_node = NULL;
4473 static char type_name_last[MAX_PLAYER_NAME_LEN + 1] = { 0 };
4474 static int type_name_nr = 0;
4475
4476 static int getPlayerNameColor(char *name)
4477 {
4478   return (strEqual(name, EMPTY_PLAYER_NAME) ? FC_BLUE : FC_RED);
4479 }
4480
4481 static void drawTypeNameText(char *name, struct TextPosInfo *pos,
4482                               boolean active)
4483 {
4484   char text[MAX_PLAYER_NAME_LEN + 2] = { 0 };
4485   boolean multiple_users = (game_status == GAME_MODE_PSEUDO_TYPENAMES);
4486   int sx = (multiple_users ? amSX + pos->x : mSX + ALIGNED_TEXT_XPOS(pos));
4487   int sy = (multiple_users ? amSY + pos->y : mSY + ALIGNED_TEXT_YPOS(pos));
4488   int font_nr = (active ? FONT_ACTIVE(pos->font) : pos->font);
4489   int font_width = getFontWidth(font_nr);
4490
4491   DrawBackgroundForFont(sx, sy, pos->width, pos->height, font_nr);
4492
4493   sprintf(text, "%s%c", name, (active ? '_' : '\0'));
4494
4495   pos->width = strlen(text) * font_width;
4496   sx = (multiple_users ? amSX + pos->x : mSX + ALIGNED_TEXT_XPOS(pos));
4497
4498   DrawText(sx, sy, text, font_nr);
4499 }
4500
4501 static void getTypeNameValues(char *name, struct TextPosInfo *pos, int *xpos)
4502 {
4503   struct MainControlInfo *mci = getMainControlInfo(MAIN_CONTROL_NAME);
4504
4505   *pos = *mci->pos_input;
4506
4507   if (game_status == GAME_MODE_PSEUDO_TYPENAMES)
4508   {
4509     TreeInfo *ti = player_name_current;
4510     int first_entry = ti->cl_first;
4511     int entry_pos = first_entry + ti->cl_cursor;
4512     TreeInfo *node_first = getTreeInfoFirstGroupEntry(ti);
4513     int xpos = MENU_SCREEN_START_XPOS;
4514     int ypos = MENU_SCREEN_START_YPOS + ti->cl_cursor;
4515
4516     type_name_node = getTreeInfoFromPos(node_first, entry_pos);
4517     type_name_nr = entry_pos;
4518
4519     strcpy(name, type_name_node->name);
4520
4521     pos->x = xpos * 32;
4522     pos->y = ypos * 32;
4523     pos->width = MAX_PLAYER_NAME_LEN * 32;
4524   }
4525   else
4526   {
4527     type_name_nr = user.nr;
4528
4529     strcpy(name, setup.player_name);
4530   }
4531
4532   strcpy(type_name_last, name);
4533
4534   if (strEqual(name, EMPTY_PLAYER_NAME))
4535     strcpy(name, "");
4536
4537   *xpos = strlen(name);
4538 }
4539
4540 static void setTypeNameValues_Name(char *name, struct TextPosInfo *pos)
4541 {
4542   // change name of edited user in global list of user names
4543   setString(&global.user_names[type_name_nr], name);
4544
4545   if (game_status == GAME_MODE_PSEUDO_TYPENAMES)
4546   {
4547     TreeInfo *node = type_name_node;
4548
4549     // change name of edited user in local menu tree structure
4550     setString(&node->name, name);
4551     setString(&node->name_sorting, name);
4552
4553     node->color = getPlayerNameColor(name);
4554     pos->font = MENU_CHOOSE_TREE_FONT(node->color);
4555   }
4556 }
4557
4558 static void setTypeNameValues(char *name, struct TextPosInfo *pos,
4559                               boolean changed)
4560 {
4561   boolean reset_setup = strEqual(name, "");
4562   boolean remove_user = strEqual(name, EMPTY_PLAYER_NAME);
4563   boolean create_user = strEqual(type_name_last, EMPTY_PLAYER_NAME);
4564
4565   if (!changed)
4566     strcpy(name, type_name_last);
4567
4568   if (strEqual(name, ""))
4569     strcpy(name, EMPTY_PLAYER_NAME);
4570
4571   setTypeNameValues_Name(name, pos);
4572
4573   // if player name not changed, no further action required
4574   if (strEqual(name, type_name_last))
4575     return;
4576
4577   // redraw player name before (possibly) opening request dialogs
4578   drawTypeNameText(name, pos, FALSE);
4579
4580   int last_user_nr = user.nr;
4581
4582   if (game_status == GAME_MODE_PSEUDO_TYPENAMES)
4583   {
4584     // save setup of currently active user (may differ from edited user)
4585     SaveSetup();
4586
4587     // temporarily change active user to edited user
4588     user.nr = type_name_nr;
4589
4590     if (create_user &&
4591         Request("Use current setup values for the new player?", REQ_ASK))
4592     {
4593       // use current setup values for new user, but create new player UUID
4594       setup.player_uuid = getStringCopy(getUUID());
4595     }
4596     else
4597     {
4598       // load setup for existing user (or start with defaults for new user)
4599       LoadSetup();
4600     }
4601   }
4602
4603   char *setup_filename = getSetupFilename();
4604   boolean setup_exists = fileExists(setup_filename);
4605
4606   // change name of edited user in setup structure
4607   strcpy(setup.player_name, name);
4608
4609   // save setup of edited user
4610   SaveSetup();
4611
4612   // change name of edited user on score server
4613   ApiRenamePlayerAsThread();
4614
4615   if (game_status == GAME_MODE_PSEUDO_TYPENAMES || reset_setup)
4616   {
4617     if (reset_setup)
4618     {
4619       if (Request("Reset setup values for this player?", REQ_ASK))
4620       {
4621         // remove setup config file
4622         unlink(setup_filename);
4623
4624         // set player name to default player name
4625         LoadSetup();
4626
4627         // update player name used by name typing functions
4628         strcpy(name, setup.player_name);
4629
4630         setTypeNameValues_Name(name, pos);
4631       }
4632     }
4633     else if (remove_user && type_name_nr != 0)
4634     {
4635       if (Request("Remove settings and tapes for deleted player?", REQ_ASK))
4636       {
4637         char *user_dir = getUserGameDataDir();
4638         char *user_dir_removed =
4639           getStringCat3WithSeparator(user_dir, "REMOVED",
4640                                      getCurrentTimestamp(), ".");
4641
4642         if (rename(user_dir, user_dir_removed) != 0)
4643           Request("Removing settings and tapes failed!", REQ_CONFIRM);
4644
4645         checked_free(user_dir_removed);
4646       }
4647     }
4648     else if (create_user && type_name_nr != 0 && !setup_exists)
4649     {
4650       if (Request("Create empty level set for the new player?", REQ_ASK))
4651       {
4652         char *levelset_subdir = getNewUserLevelSubdir();
4653
4654         if (CreateUserLevelSet(levelset_subdir, name, name, 100, FALSE))
4655         {
4656           AddUserLevelSetToLevelInfo(levelset_subdir);
4657
4658           LevelDirTree *leveldir_current_last = leveldir_current;
4659
4660           leveldir_current = getTreeInfoFromIdentifier(leveldir_first,
4661                                                        levelset_subdir);
4662
4663           // set level number of newly created level set to default value
4664           LoadLevelSetup_SeriesInfo();
4665
4666           // set newly created level set as current level set for new user
4667           SaveLevelSetup_LastSeries();
4668           SaveLevelSetup_SeriesInfo();
4669
4670           leveldir_current = leveldir_current_last;
4671         }
4672         else
4673         {
4674           Request("Creating new level set failed!", REQ_CONFIRM);
4675         }
4676       }
4677     }
4678
4679     // restore currently active user
4680     user.nr = last_user_nr;
4681
4682     // restore setup of currently active user
4683     LoadSetup();
4684
4685     // restore last level set of currently active user
4686     LoadLevelSetup_LastSeries();
4687     LoadLevelSetup_SeriesInfo();
4688   }
4689 }
4690
4691 static void HandleTypeNameExt(boolean initialize, Key key)
4692 {
4693   static struct TextPosInfo pos_name = { 0 };
4694   static char name[MAX_PLAYER_NAME_LEN + 1] = { 0 };
4695   static int xpos = 0;
4696   struct TextPosInfo *pos = &pos_name;
4697   char key_char = getValidConfigValueChar(getCharFromKey(key));
4698   boolean is_valid_key_char = (key_char != 0 && (key_char != ' ' || xpos > 0));
4699   boolean active = TRUE;
4700
4701   if (initialize)
4702   {
4703     getTypeNameValues(name, pos, &xpos);
4704
4705     int sx = mSX + ALIGNED_TEXT_XPOS(pos);
4706     int sy = mSY + ALIGNED_TEXT_YPOS(pos);
4707
4708     StartTextInput(sx, sy, pos->width, pos->height);
4709   }
4710   else if (is_valid_key_char && xpos < MAX_PLAYER_NAME_LEN)
4711   {
4712     name[xpos] = key_char;
4713     name[xpos + 1] = 0;
4714
4715     xpos++;
4716   }
4717   else if ((key == KSYM_Delete || key == KSYM_BackSpace) && xpos > 0)
4718   {
4719     xpos--;
4720
4721     name[xpos] = 0;
4722   }
4723   else if (key == KSYM_Return || key == KSYM_Escape)
4724   {
4725     boolean changed = (key == KSYM_Return);
4726
4727     StopTextInput();
4728
4729     setTypeNameValues(name, pos, changed);
4730
4731     active = FALSE;
4732   }
4733
4734   drawTypeNameText(name, pos, active);
4735
4736   if (!active)
4737   {
4738     SetGameStatus(game_status_last_screen);
4739
4740     if (game_status == GAME_MODE_MAIN)
4741       InitializeMainControls();
4742   }
4743 }
4744
4745 static void DrawTypeName(void)
4746 {
4747   HandleTypeNameExt(TRUE, 0);
4748 }
4749
4750 void HandleTypeName(Key key)
4751 {
4752   HandleTypeNameExt(FALSE, key);
4753 }
4754
4755
4756 // ============================================================================
4757 // tree menu functions
4758 // ============================================================================
4759
4760 static int getAlignXOffsetFromTreeInfo(TreeInfo *ti)
4761 {
4762   if (game_status != GAME_MODE_SETUP ||
4763       DRAW_MODE_SETUP(setup_mode) != SETUP_MODE_CHOOSE_OTHER)
4764     return 0;
4765
4766   int max_text_size = 0;
4767   TreeInfo *node;
4768
4769   for (node = getTreeInfoFirstGroupEntry(ti); node != NULL; node = node->next)
4770     max_text_size = MAX(max_text_size, strlen(node->name));
4771
4772   int num_entries = numTreeInfoInGroup(ti);
4773   boolean scrollbar_needed = (num_entries > NUM_MENU_ENTRIES_ON_SCREEN);
4774   int font_nr = MENU_CHOOSE_TREE_FONT(FC_RED);
4775   int text_width = max_text_size * getFontWidth(font_nr);
4776   int button_width = SC_MENUBUTTON_XSIZE;
4777   int scrollbar_xpos = SC_SCROLLBAR_XPOS + menu.scrollbar_xoffset;
4778   int screen_width = (scrollbar_needed ? scrollbar_xpos : SXSIZE);
4779   int align = menu.list_setup[SETUP_MODE_CHOOSE_OTHER].align;
4780   int x = ALIGNED_XPOS(0, screen_width, align) * -1;
4781   int align_xoffset_raw = ALIGNED_XPOS(x, button_width + text_width, align);
4782   int align_xoffset = MAX(0, align_xoffset_raw);
4783
4784   return align_xoffset;
4785 }
4786
4787 static int getAlignYOffsetFromTreeInfo(TreeInfo *ti)
4788 {
4789   if (game_status != GAME_MODE_SETUP ||
4790       DRAW_MODE_SETUP(setup_mode) != SETUP_MODE_CHOOSE_OTHER)
4791     return 0;
4792
4793   int num_entries = numTreeInfoInGroup(ti);
4794   int num_page_entries = MIN(num_entries, NUM_MENU_ENTRIES_ON_SCREEN);
4795   int font_nr = MENU_CHOOSE_TREE_FONT(FC_RED);
4796   int font_height = getFontHeight(font_nr);
4797   int text_height = font_height * num_page_entries;
4798   int page_height = font_height * NUM_MENU_ENTRIES_ON_SCREEN;
4799   int align = menu.list_setup[SETUP_MODE_CHOOSE_OTHER].valign;
4800   int y = ALIGNED_YPOS(0, page_height, align) * -1;
4801   int align_yoffset_raw = ALIGNED_YPOS(y, text_height, align);
4802   int align_yoffset = MAX(0, align_yoffset_raw);
4803
4804   return align_yoffset;
4805 }
4806
4807 static void DrawChooseTree(TreeInfo **ti_ptr)
4808 {
4809   int fade_mask = REDRAW_FIELD;
4810
4811   if (CheckFadeAll())
4812     fade_mask = REDRAW_ALL;
4813
4814   if (strEqual((*ti_ptr)->subdir, STRING_TOP_DIRECTORY))
4815   {
4816     if (game_status == GAME_MODE_SETUP)
4817     {
4818       execSetupArtwork();
4819     }
4820     else        // GAME_MODE_LEVELS
4821     {
4822       SetGameStatus(GAME_MODE_MAIN);
4823
4824       DrawMainMenu();
4825     }
4826
4827     return;
4828   }
4829
4830   UnmapAllGadgets();
4831
4832   FreeScreenGadgets();
4833   CreateScreenGadgets();
4834
4835   FadeOut(fade_mask);
4836
4837   // needed if different viewport properties defined for choosing level (set)
4838   ChangeViewportPropertiesIfNeeded();
4839
4840   if (game_status == GAME_MODE_NAMES)
4841     SetMainBackgroundImage(IMG_BACKGROUND_NAMES);
4842   else if (game_status == GAME_MODE_LEVELNR)
4843     SetMainBackgroundImage(IMG_BACKGROUND_LEVELNR);
4844   else if (game_status == GAME_MODE_LEVELS)
4845     SetMainBackgroundImage(IMG_BACKGROUND_LEVELS);
4846
4847   ClearField();
4848
4849   OpenDoor(GetDoorState() | DOOR_NO_DELAY | DOOR_FORCE_REDRAW);
4850
4851   MapScreenTreeGadgets(*ti_ptr);
4852   HandleChooseTree(0, 0, 0, 0, MB_MENU_INITIALIZE, ti_ptr);
4853
4854   DrawMaskedBorder(fade_mask);
4855
4856   FadeIn(fade_mask);
4857 }
4858
4859 static void drawChooseTreeText(int y, boolean active, TreeInfo *ti)
4860 {
4861   int num_entries = numTreeInfoInGroup(ti);
4862   boolean scrollbar_needed = (num_entries > NUM_MENU_ENTRIES_ON_SCREEN);
4863   int scrollbar_xpos = SC_SCROLLBAR_XPOS + menu.scrollbar_xoffset;
4864   int screen_width = (scrollbar_needed ? scrollbar_xpos : SXSIZE);
4865   int first_entry = ti->cl_first;
4866   int entry_pos = first_entry + y;
4867   TreeInfo *node_first = getTreeInfoFirstGroupEntry(ti);
4868   TreeInfo *node = getTreeInfoFromPos(node_first, entry_pos);
4869   int font_color = MENU_CHOOSE_TREE_COLOR(node, active);
4870   int font_nr = MENU_CHOOSE_TREE_FONT(font_color);
4871   int font_xoffset = getFontBitmapInfo(font_nr)->draw_xoffset;
4872   int xpos = MENU_SCREEN_START_XPOS;
4873   int ypos = MENU_SCREEN_START_YPOS + y;
4874   int startx = amSX + xpos * 32;
4875   int starty = amSY + ypos * 32;
4876   int startx_text = startx + font_xoffset;
4877   int endx_text = amSX + screen_width;
4878   int max_text_size = endx_text - startx_text;
4879   int max_buffer_len = max_text_size / getFontWidth(font_nr);
4880   char buffer[max_buffer_len + 1];
4881
4882   strncpy(buffer, node->name, max_buffer_len);
4883   buffer[max_buffer_len] = '\0';
4884
4885   DrawText(startx, starty, buffer, font_nr);
4886 }
4887
4888 static void drawChooseTreeList(int first_entry, int num_page_entries,
4889                                TreeInfo *ti)
4890 {
4891   int i;
4892   char *title_string = NULL;
4893   int yoffset_sets = MENU_TITLE1_YPOS;
4894   int yoffset_setup = 16;
4895   int yoffset = (ti->type == TREE_TYPE_LEVEL_DIR ||
4896                  ti->type == TREE_TYPE_LEVEL_NR ? yoffset_sets : yoffset_setup);
4897
4898   title_string = ti->infotext;
4899
4900   DrawTextSCentered(mSY - SY + yoffset, FONT_TITLE_1, title_string);
4901
4902   clearMenuListArea();
4903
4904   for (i = 0; i < num_page_entries; i++)
4905   {
4906     TreeInfo *node, *node_first;
4907     int entry_pos = first_entry + i;
4908
4909     node_first = getTreeInfoFirstGroupEntry(ti);
4910     node = getTreeInfoFromPos(node_first, entry_pos);
4911
4912     drawChooseTreeText(i, FALSE, ti);
4913
4914     if (node->parent_link)
4915       initCursor(i, IMG_MENU_BUTTON_LEAVE_MENU);
4916     else if (node->level_group)
4917       initCursor(i, IMG_MENU_BUTTON_ENTER_MENU);
4918     else
4919       initCursor(i, IMG_MENU_BUTTON);
4920
4921     if (game_status == GAME_MODE_NAMES)
4922       drawChooseTreeEdit(i, FALSE);
4923   }
4924
4925   redraw_mask |= REDRAW_FIELD;
4926 }
4927
4928 static void drawChooseTreeInfo(int entry_pos, TreeInfo *ti)
4929 {
4930   TreeInfo *node, *node_first;
4931   int x, last_redraw_mask = redraw_mask;
4932   int ypos = MENU_TITLE2_YPOS;
4933   int font_nr = FONT_TITLE_2;
4934
4935   if (ti->type == TREE_TYPE_LEVEL_NR)
4936     DrawTextFCentered(ypos, font_nr, leveldir_current->name);
4937
4938   if (ti->type != TREE_TYPE_LEVEL_DIR)
4939     return;
4940
4941   node_first = getTreeInfoFirstGroupEntry(ti);
4942   node = getTreeInfoFromPos(node_first, entry_pos);
4943
4944   DrawBackgroundForFont(SX, SY + ypos, SXSIZE, getFontHeight(font_nr), font_nr);
4945
4946   if (node->parent_link)
4947     DrawTextFCentered(ypos, font_nr, "leave \"%s\"",
4948                       node->node_parent->name);
4949   else if (node->level_group)
4950     DrawTextFCentered(ypos, font_nr, "enter \"%s\"",
4951                       node->name);
4952   else if (ti->type == TREE_TYPE_LEVEL_DIR)
4953     DrawTextFCentered(ypos, font_nr, "%3d %s (%s)",
4954                       node->levels, (node->levels > 1 ? "levels" : "level"),
4955                       node->class_desc);
4956
4957   // let BackToFront() redraw only what is needed
4958   redraw_mask = last_redraw_mask;
4959   for (x = 0; x < SCR_FIELDX; x++)
4960     MarkTileDirty(x, 1);
4961 }
4962
4963 static void drawChooseTreeCursorAndText(int y, boolean active, TreeInfo *ti)
4964 {
4965   drawChooseTreeCursor(y, active);
4966   drawChooseTreeText(y, active, ti);
4967 }
4968
4969 static void HandleChooseTree(int mx, int my, int dx, int dy, int button,
4970                              TreeInfo **ti_ptr)
4971 {
4972   TreeInfo *ti = *ti_ptr;
4973   boolean has_scrollbar = screen_gadget[SCREEN_CTRL_ID_SCROLL_VERTICAL]->mapped;
4974   int mx_scrollbar = screen_gadget[SCREEN_CTRL_ID_SCROLL_VERTICAL]->x;
4975   int mx_right_border = (has_scrollbar ? mx_scrollbar : SX + SXSIZE);
4976   int sx1_edit_name = getChooseTreeEditXPos(POS_LEFT);
4977   int sx2_edit_name = getChooseTreeEditXPos(POS_RIGHT);
4978   int x = 0;
4979   int y = ti->cl_cursor;
4980   int step = (button == 1 ? 1 : button == 2 ? 5 : 10);
4981   int num_entries = numTreeInfoInGroup(ti);
4982   int num_page_entries = MIN(num_entries, NUM_MENU_ENTRIES_ON_SCREEN);
4983   boolean position_set_by_scrollbar = (dx == 999);
4984
4985   if (button == MB_MENU_INITIALIZE)
4986   {
4987     int num_entries = numTreeInfoInGroup(ti);
4988     int entry_pos = getPosFromTreeInfo(ti);
4989
4990     align_xoffset = getAlignXOffsetFromTreeInfo(ti);
4991     align_yoffset = getAlignYOffsetFromTreeInfo(ti);
4992
4993     if (ti->cl_first == -1)
4994     {
4995       // only on initialization
4996       ti->cl_first = MAX(0, entry_pos - num_page_entries + 1);
4997       ti->cl_cursor = entry_pos - ti->cl_first;
4998     }
4999     else if (ti->cl_cursor >= num_page_entries ||
5000              (num_entries > num_page_entries &&
5001               num_entries - ti->cl_first < num_page_entries))
5002     {
5003       // only after change of list size (by custom graphic configuration)
5004       ti->cl_first = MAX(0, entry_pos - num_page_entries + 1);
5005       ti->cl_cursor = entry_pos - ti->cl_first;
5006     }
5007
5008     if (position_set_by_scrollbar)
5009       ti->cl_first = dy;
5010     else
5011       AdjustChooseTreeScrollbar(SCREEN_CTRL_ID_SCROLL_VERTICAL,
5012                                 ti->cl_first, ti);
5013
5014     drawChooseTreeList(ti->cl_first, num_page_entries, ti);
5015     drawChooseTreeInfo(ti->cl_first + ti->cl_cursor, ti);
5016     drawChooseTreeCursorAndText(ti->cl_cursor, TRUE, ti);
5017
5018     return;
5019   }
5020   else if (button == MB_MENU_LEAVE)
5021   {
5022     FadeSetLeaveMenu();
5023
5024     PlaySound(SND_MENU_ITEM_SELECTING);
5025
5026     if (ti->node_parent)
5027     {
5028       *ti_ptr = ti->node_parent;
5029       DrawChooseTree(ti_ptr);
5030     }
5031     else if (game_status == GAME_MODE_SETUP)
5032     {
5033       if (setup_mode == SETUP_MODE_CHOOSE_SCORES_TYPE ||
5034           setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED ||
5035           setup_mode == SETUP_MODE_CHOOSE_SCROLL_DELAY ||
5036           setup_mode == SETUP_MODE_CHOOSE_SNAPSHOT_MODE)
5037         execSetupGame();
5038       else if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE ||
5039                setup_mode == SETUP_MODE_CHOOSE_SCALING_TYPE ||
5040                setup_mode == SETUP_MODE_CHOOSE_RENDERING ||
5041                setup_mode == SETUP_MODE_CHOOSE_VSYNC)
5042         execSetupGraphics();
5043       else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_SIMPLE ||
5044                setup_mode == SETUP_MODE_CHOOSE_VOLUME_LOOPS ||
5045                setup_mode == SETUP_MODE_CHOOSE_VOLUME_MUSIC)
5046         execSetupSound();
5047       else if (setup_mode == SETUP_MODE_CHOOSE_TOUCH_CONTROL ||
5048                setup_mode == SETUP_MODE_CHOOSE_MOVE_DISTANCE ||
5049                setup_mode == SETUP_MODE_CHOOSE_DROP_DISTANCE ||
5050                setup_mode == SETUP_MODE_CHOOSE_TRANSPARENCY ||
5051                setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_0 ||
5052                setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_0 ||
5053                setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_1 ||
5054                setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_1)
5055         execSetupTouch();
5056       else
5057         execSetupArtwork();
5058     }
5059     else
5060     {
5061       if (game_status == GAME_MODE_LEVELNR)
5062       {
5063         int new_level_nr = atoi(level_number_current->identifier);
5064
5065         HandleMainMenu_SelectLevel(0, 0, new_level_nr);
5066       }
5067
5068       SetGameStatus(GAME_MODE_MAIN);
5069
5070       DrawMainMenu();
5071     }
5072
5073     return;
5074   }
5075
5076   if (mx || my)         // mouse input
5077   {
5078     x = (mx - amSX) / 32;
5079     y = (my - amSY) / 32 - MENU_SCREEN_START_YPOS;
5080
5081     if (game_status == GAME_MODE_NAMES)
5082       drawChooseTreeEdit(ti->cl_cursor, FALSE);
5083   }
5084   else if (dx || dy)    // keyboard or scrollbar/scrollbutton input
5085   {
5086     // move cursor instead of scrolling when already at start/end of list
5087     if (dy == -1 * SCROLL_LINE && ti->cl_first == 0)
5088       dy = -1;
5089     else if (dy == +1 * SCROLL_LINE &&
5090              ti->cl_first + num_page_entries == num_entries)
5091       dy = 1;
5092
5093     // handle scrolling screen one line or page
5094     if (ti->cl_cursor + dy < 0 ||
5095         ti->cl_cursor + dy > num_page_entries - 1)
5096     {
5097       boolean redraw = FALSE;
5098
5099       if (ABS(dy) == SCROLL_PAGE)
5100         step = num_page_entries - 1;
5101
5102       if (dy < 0 && ti->cl_first > 0)
5103       {
5104         // scroll page/line up
5105
5106         ti->cl_first -= step;
5107         if (ti->cl_first < 0)
5108           ti->cl_first = 0;
5109
5110         redraw = TRUE;
5111       }
5112       else if (dy > 0 && ti->cl_first + num_page_entries < num_entries)
5113       {
5114         // scroll page/line down
5115
5116         ti->cl_first += step;
5117         if (ti->cl_first + num_page_entries > num_entries)
5118           ti->cl_first = MAX(0, num_entries - num_page_entries);
5119
5120         redraw = TRUE;
5121       }
5122
5123       if (redraw)
5124       {
5125         drawChooseTreeList(ti->cl_first, num_page_entries, ti);
5126         drawChooseTreeInfo(ti->cl_first + ti->cl_cursor, ti);
5127         drawChooseTreeCursorAndText(ti->cl_cursor, TRUE, ti);
5128
5129         AdjustChooseTreeScrollbar(SCREEN_CTRL_ID_SCROLL_VERTICAL,
5130                                   ti->cl_first, ti);
5131       }
5132
5133       return;
5134     }
5135
5136     // handle moving cursor one line
5137     y = ti->cl_cursor + dy;
5138   }
5139
5140   if (dx == 1)
5141   {
5142     TreeInfo *node_first, *node_cursor;
5143     int entry_pos = ti->cl_first + y;
5144
5145     node_first = getTreeInfoFirstGroupEntry(ti);
5146     node_cursor = getTreeInfoFromPos(node_first, entry_pos);
5147
5148     if (node_cursor->node_group)
5149     {
5150       FadeSetEnterMenu();
5151
5152       PlaySound(SND_MENU_ITEM_SELECTING);
5153
5154       node_cursor->cl_first = ti->cl_first;
5155       node_cursor->cl_cursor = ti->cl_cursor;
5156       *ti_ptr = node_cursor->node_group;
5157       DrawChooseTree(ti_ptr);
5158
5159       return;
5160     }
5161   }
5162   else if (dx == -1 && ti->node_parent)
5163   {
5164     FadeSetLeaveMenu();
5165
5166     PlaySound(SND_MENU_ITEM_SELECTING);
5167
5168     *ti_ptr = ti->node_parent;
5169     DrawChooseTree(ti_ptr);
5170
5171     return;
5172   }
5173
5174   if (!anyScrollbarGadgetActive() &&
5175       IN_VIS_MENU(x, y) &&
5176       mx < mx_right_border &&
5177       y >= 0 && y < num_page_entries)
5178   {
5179     if (button)
5180     {
5181       if (game_status == GAME_MODE_NAMES)
5182       {
5183         if (mx >= sx1_edit_name && mx <= sx2_edit_name)
5184           drawChooseTreeEdit(y, TRUE);
5185       }
5186
5187       if (y != ti->cl_cursor)
5188       {
5189         PlaySound(SND_MENU_ITEM_ACTIVATING);
5190
5191         drawChooseTreeCursorAndText(ti->cl_cursor, FALSE, ti);
5192         drawChooseTreeCursorAndText(y, TRUE, ti);
5193         drawChooseTreeInfo(ti->cl_first + y, ti);
5194
5195         ti->cl_cursor = y;
5196       }
5197       else if (dx < 0)
5198       {
5199         if (game_status == GAME_MODE_SETUP)
5200         {
5201           if (setup_mode == SETUP_MODE_CHOOSE_SCORES_TYPE ||
5202               setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED ||
5203               setup_mode == SETUP_MODE_CHOOSE_SCROLL_DELAY ||
5204               setup_mode == SETUP_MODE_CHOOSE_SNAPSHOT_MODE)
5205             execSetupGame();
5206           else if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE ||
5207                    setup_mode == SETUP_MODE_CHOOSE_SCALING_TYPE ||
5208                    setup_mode == SETUP_MODE_CHOOSE_RENDERING ||
5209                    setup_mode == SETUP_MODE_CHOOSE_VSYNC)
5210             execSetupGraphics();
5211           else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_SIMPLE ||
5212                    setup_mode == SETUP_MODE_CHOOSE_VOLUME_LOOPS ||
5213                    setup_mode == SETUP_MODE_CHOOSE_VOLUME_MUSIC)
5214             execSetupSound();
5215           else if (setup_mode == SETUP_MODE_CHOOSE_TOUCH_CONTROL ||
5216                    setup_mode == SETUP_MODE_CHOOSE_MOVE_DISTANCE ||
5217                    setup_mode == SETUP_MODE_CHOOSE_DROP_DISTANCE ||
5218                    setup_mode == SETUP_MODE_CHOOSE_TRANSPARENCY ||
5219                    setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_0 ||
5220                    setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_0 ||
5221                    setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_1 ||
5222                    setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_1)
5223             execSetupTouch();
5224           else
5225             execSetupArtwork();
5226         }
5227       }
5228     }
5229     else
5230     {
5231       TreeInfo *node_first, *node_cursor;
5232       int entry_pos = ti->cl_first + y;
5233
5234       PlaySound(SND_MENU_ITEM_SELECTING);
5235
5236       node_first = getTreeInfoFirstGroupEntry(ti);
5237       node_cursor = getTreeInfoFromPos(node_first, entry_pos);
5238
5239       if (node_cursor->node_group)
5240       {
5241         FadeSetEnterMenu();
5242
5243         node_cursor->cl_first = ti->cl_first;
5244         node_cursor->cl_cursor = ti->cl_cursor;
5245         *ti_ptr = node_cursor->node_group;
5246         DrawChooseTree(ti_ptr);
5247       }
5248       else if (node_cursor->parent_link)
5249       {
5250         FadeSetLeaveMenu();
5251
5252         *ti_ptr = node_cursor->node_parent;
5253         DrawChooseTree(ti_ptr);
5254       }
5255       else
5256       {
5257         FadeSetEnterMenu();
5258
5259         node_cursor->cl_first = ti->cl_first;
5260         node_cursor->cl_cursor = ti->cl_cursor;
5261         *ti_ptr = node_cursor;
5262
5263         if (ti->type == TREE_TYPE_LEVEL_DIR)
5264         {
5265           LoadLevelSetup_SeriesInfo();
5266
5267           SaveLevelSetup_LastSeries();
5268           SaveLevelSetup_SeriesInfo();
5269           TapeErase();
5270         }
5271
5272         if (game_status == GAME_MODE_SETUP)
5273         {
5274           if (setup_mode == SETUP_MODE_CHOOSE_SCORES_TYPE ||
5275               setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED ||
5276               setup_mode == SETUP_MODE_CHOOSE_SCROLL_DELAY ||
5277               setup_mode == SETUP_MODE_CHOOSE_SNAPSHOT_MODE)
5278             execSetupGame();
5279           else if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE ||
5280                    setup_mode == SETUP_MODE_CHOOSE_SCALING_TYPE ||
5281                    setup_mode == SETUP_MODE_CHOOSE_RENDERING ||
5282                    setup_mode == SETUP_MODE_CHOOSE_VSYNC)
5283             execSetupGraphics();
5284           else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_SIMPLE ||
5285                    setup_mode == SETUP_MODE_CHOOSE_VOLUME_LOOPS ||
5286                    setup_mode == SETUP_MODE_CHOOSE_VOLUME_MUSIC)
5287             execSetupSound();
5288           else if (setup_mode == SETUP_MODE_CHOOSE_TOUCH_CONTROL ||
5289                    setup_mode == SETUP_MODE_CHOOSE_MOVE_DISTANCE ||
5290                    setup_mode == SETUP_MODE_CHOOSE_DROP_DISTANCE ||
5291                    setup_mode == SETUP_MODE_CHOOSE_TRANSPARENCY ||
5292                    setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_0 ||
5293                    setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_0 ||
5294                    setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_1 ||
5295                    setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_1)
5296             execSetupTouch();
5297           else
5298             execSetupArtwork();
5299         }
5300         else
5301         {
5302           if (game_status == GAME_MODE_LEVELNR)
5303           {
5304             int new_level_nr = atoi(level_number_current->identifier);
5305
5306             HandleMainMenu_SelectLevel(0, 0, new_level_nr);
5307           }
5308           else if (game_status == GAME_MODE_LEVELS)
5309           {
5310             // store level set if chosen from "last played level set" menu
5311             StoreLastPlayedLevels(leveldir_current);
5312           }
5313           else if (game_status == GAME_MODE_NAMES)
5314           {
5315             if (mx >= sx1_edit_name && mx <= sx2_edit_name)
5316             {
5317               SetGameStatus(GAME_MODE_PSEUDO_TYPENAMES);
5318
5319               DrawTypeName();
5320
5321               return;
5322             }
5323
5324             // change active user to selected user
5325             user.nr = entry_pos;
5326
5327             // save number of new active user
5328             SaveUserSetup();
5329
5330             // load setup of new active user
5331             LoadSetup();
5332
5333             // load last level set of new active user
5334             LoadLevelSetup_LastSeries();
5335             LoadLevelSetup_SeriesInfo();
5336
5337             // update list of last played level sets
5338             UpdateLastPlayedLevels_TreeInfo();
5339
5340             TapeErase();
5341
5342             ToggleFullscreenIfNeeded();
5343             ChangeWindowScalingIfNeeded();
5344
5345             ChangeCurrentArtworkIfNeeded(ARTWORK_TYPE_GRAPHICS);
5346             ChangeCurrentArtworkIfNeeded(ARTWORK_TYPE_SOUNDS);
5347             ChangeCurrentArtworkIfNeeded(ARTWORK_TYPE_MUSIC);
5348           }
5349
5350           SetGameStatus(GAME_MODE_MAIN);
5351
5352           DrawMainMenu();
5353         }
5354       }
5355     }
5356   }
5357 }
5358
5359 void DrawChoosePlayerName(void)
5360 {
5361   int i;
5362
5363   FadeMenuSoundsAndMusic();
5364
5365   if (player_name != NULL)
5366   {
5367     freeTreeInfo(player_name);
5368
5369     player_name = NULL;
5370   }
5371
5372   for (i = 0; i < MAX_PLAYER_NAMES; i++)
5373   {
5374     TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_PLAYER_NAME);
5375     char identifier[32], name[MAX_PLAYER_NAME_LEN + 1];
5376     int value = i;
5377
5378     ti->node_top = &player_name;
5379     ti->sort_priority = 10000 + value;
5380     ti->color = getPlayerNameColor(global.user_names[i]);
5381
5382     snprintf(identifier, sizeof(identifier), "%d", value);
5383     snprintf(name, sizeof(name), "%s", global.user_names[i]);
5384
5385     setString(&ti->identifier, identifier);
5386     setString(&ti->name, name);
5387     setString(&ti->name_sorting, name);
5388
5389     pushTreeInfo(&player_name, ti);
5390   }
5391
5392   // sort player entries by player number
5393   sortTreeInfo(&player_name);
5394
5395   // set current player entry to selected player entry
5396   player_name_current =
5397     getTreeInfoFromIdentifier(player_name, i_to_a(user.nr));
5398
5399   // if that fails, set current player name to first available name
5400   if (player_name_current == NULL)
5401     player_name_current = player_name;
5402
5403   DrawChooseTree(&player_name_current);
5404
5405   PlayMenuSoundsAndMusic();
5406 }
5407
5408 void HandleChoosePlayerName(int mx, int my, int dx, int dy, int button)
5409 {
5410   HandleChooseTree(mx, my, dx, dy, button, &player_name_current);
5411 }
5412
5413 void DrawChooseLevelSet(void)
5414 {
5415   FadeMenuSoundsAndMusic();
5416
5417   DrawChooseTree(&leveldir_current);
5418
5419   PlayMenuSoundsAndMusic();
5420 }
5421
5422 void HandleChooseLevelSet(int mx, int my, int dx, int dy, int button)
5423 {
5424   HandleChooseTree(mx, my, dx, dy, button, &leveldir_current);
5425 }
5426
5427 void DrawChooseLevelNr(void)
5428 {
5429   int i;
5430
5431   FadeMenuSoundsAndMusic();
5432
5433   if (level_number != NULL)
5434   {
5435     freeTreeInfo(level_number);
5436
5437     level_number = NULL;
5438   }
5439
5440   for (i = leveldir_current->first_level; i <= leveldir_current->last_level;i++)
5441   {
5442     TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_LEVEL_NR);
5443     char identifier[32], name[64];
5444     int value = i;
5445
5446     // temporarily load level info to get level name
5447     LoadLevelInfoOnly(i);
5448
5449     ti->node_top = &level_number;
5450     ti->sort_priority = 10000 + value;
5451     ti->color = (level.no_level_file ? FC_BLUE :
5452                  LevelStats_getSolved(i) ? FC_GREEN :
5453                  LevelStats_getPlayed(i) ? FC_YELLOW : FC_RED);
5454
5455     snprintf(identifier, sizeof(identifier), "%d", value);
5456     snprintf(name, sizeof(name), "%03d: %s", value,
5457              (level.no_level_file ? "(no file)" : level.name));
5458
5459     setString(&ti->identifier, identifier);
5460     setString(&ti->name, name);
5461     setString(&ti->name_sorting, name);
5462
5463     pushTreeInfo(&level_number, ti);
5464   }
5465
5466   // sort level number values to start with lowest level number
5467   sortTreeInfo(&level_number);
5468
5469   // set current level number to current level number
5470   level_number_current =
5471     getTreeInfoFromIdentifier(level_number, i_to_a(level_nr));
5472
5473   // if that also fails, set current level number to first available level
5474   if (level_number_current == NULL)
5475     level_number_current = level_number;
5476
5477   DrawChooseTree(&level_number_current);
5478
5479   PlayMenuSoundsAndMusic();
5480 }
5481
5482 void HandleChooseLevelNr(int mx, int my, int dx, int dy, int button)
5483 {
5484   HandleChooseTree(mx, my, dx, dy, button, &level_number_current);
5485 }
5486
5487 void DrawHallOfFame(int level_nr)
5488 {
5489   int fade_mask = REDRAW_FIELD;
5490
5491   if (CheckFadeAll())
5492     fade_mask = REDRAW_ALL;
5493
5494   UnmapAllGadgets();
5495   FadeMenuSoundsAndMusic();
5496
5497   // (this is needed when called from GameEnd() after winning a game)
5498   KeyboardAutoRepeatOn();
5499
5500   // (this is needed when called from GameEnd() after winning a game)
5501   SetDrawDeactivationMask(REDRAW_NONE);
5502   SetDrawBackgroundMask(REDRAW_FIELD);
5503
5504   LoadLocalAndServerScore(level_nr, TRUE);
5505
5506   if (scores.last_added >= 0)
5507     SetAnimStatus(GAME_MODE_PSEUDO_SCORESNEW);
5508
5509   FadeSetEnterScreen();
5510
5511   FadeOut(fade_mask);
5512
5513   // needed if different viewport properties defined for scores
5514   ChangeViewportPropertiesIfNeeded();
5515
5516   PlayMenuSoundsAndMusic();
5517
5518   OpenDoor(GetDoorState() | DOOR_NO_DELAY | DOOR_FORCE_REDRAW);
5519
5520   HandleHallOfFame(level_nr, 0, 0, 0, MB_MENU_INITIALIZE);
5521
5522   DrawMaskedBorder(fade_mask);
5523
5524   FadeIn(fade_mask);
5525 }
5526
5527 static int getHallOfFameFirstEntry(int first_entry, int step)
5528 {
5529   if (step == 0)
5530     first_entry = scores.last_added - (NUM_MENU_ENTRIES_ON_SCREEN + 1) / 2 + 1;
5531   else
5532     first_entry += step;
5533
5534   if (first_entry < 0)
5535     first_entry = 0;
5536   else if (first_entry > MAX_SCORE_ENTRIES - NUM_MENU_ENTRIES_ON_SCREEN)
5537     first_entry = MAX(0, MAX_SCORE_ENTRIES - NUM_MENU_ENTRIES_ON_SCREEN);
5538
5539   return first_entry;
5540 }
5541
5542 static char *getHallOfFameScoreText(int nr)
5543 {
5544   if (!level.rate_time_over_score)
5545     return int2str(scores.entry[nr].score, 5);  // show normal score
5546
5547   if (level.use_step_counter)
5548     return int2str(scores.entry[nr].time, 5);   // show number of steps
5549
5550   static char score_text[10];
5551   int time_seconds = scores.entry[nr].time / FRAMES_PER_SECOND;
5552   int mm = (time_seconds / 60) % 60;
5553   int ss = (time_seconds % 60);
5554
5555   sprintf(score_text, "%02d:%02d", mm, ss);     // show playing time
5556
5557   return score_text;
5558 }
5559
5560 static void drawHallOfFameList(int level_nr, int first_entry)
5561 {
5562   int i, j;
5563
5564   SetMainBackgroundImage(IMG_BACKGROUND_SCORES);
5565   ClearField();
5566
5567   DrawTextSCentered(MENU_TITLE1_YPOS, FONT_TITLE_1, "Hall Of Fame");
5568   DrawTextFCentered(MENU_TITLE2_YPOS, FONT_TITLE_2,
5569                     "HighScores of Level %d", level_nr);
5570
5571   for (i = 0; i < NUM_MENU_ENTRIES_ON_SCREEN; i++)
5572   {
5573     int entry = first_entry + i;
5574     boolean active = (entry == scores.last_added);
5575     boolean forced = (scores.force_last_added && active);
5576     int font_nr1 = (active ? FONT_TEXT_1_ACTIVE : FONT_TEXT_1);
5577     int font_nr2 = (active ? FONT_TEXT_2_ACTIVE : FONT_TEXT_2);
5578     int font_nr3 = (active ? FONT_TEXT_3_ACTIVE : FONT_TEXT_3);
5579     int font_nr4 = (active ? FONT_TEXT_4_ACTIVE : FONT_TEXT_4);
5580     int dxoff = getFontDrawOffsetX(font_nr1);
5581     int dx1 = 3 * getFontWidth(font_nr1);
5582     int dx2 = dx1 + getFontWidth(font_nr1);
5583     int dx3 = SXSIZE - 2 * (mSX - SX + dxoff) - 5 * getFontWidth(font_nr4);
5584     int num_dots = (dx3 - dx2) / getFontWidth(font_nr3);
5585     int sy = mSY + 64 + i * 32;
5586     char *pos_text = (forced ? "???" : int2str(entry + 1, 3));
5587
5588     DrawText(mSX, sy, pos_text, font_nr1);
5589     DrawText(mSX + dx1, sy, ".", font_nr1);
5590
5591     for (j = 0; j < num_dots; j++)
5592       DrawText(mSX + dx2 + j * getFontWidth(font_nr3), sy, ".", font_nr3);
5593
5594     if (!strEqual(scores.entry[entry].name, EMPTY_PLAYER_NAME))
5595       DrawText(mSX + dx2, sy, scores.entry[entry].name, font_nr2);
5596
5597     DrawText(mSX + dx3, sy, getHallOfFameScoreText(entry), font_nr4);
5598   }
5599
5600   redraw_mask |= REDRAW_FIELD;
5601 }
5602
5603 void HandleHallOfFame(int mx, int my, int dx, int dy, int button)
5604 {
5605   static int level_nr = 0;
5606   static int first_entry = 0;
5607   int step = (button == 1 ? 1 : button == 2 ? 5 : 10);
5608
5609   if (button == MB_MENU_INITIALIZE)
5610   {
5611     level_nr = mx;
5612
5613     if (server_scores.updated)
5614     {
5615       // reload scores, using updated server score cache file
5616       LoadLocalAndServerScore(level_nr, FALSE);
5617
5618       server_scores.updated = FALSE;
5619     }
5620
5621     first_entry = getHallOfFameFirstEntry(0, 0);
5622
5623     drawHallOfFameList(level_nr, first_entry);
5624
5625     return;
5626   }
5627
5628   if (ABS(dy) == SCROLL_PAGE)           // handle scrolling one page
5629     step = NUM_MENU_ENTRIES_ON_SCREEN - 1;
5630
5631   if (dy < 0)
5632   {
5633     first_entry = getHallOfFameFirstEntry(first_entry, -step);
5634
5635     drawHallOfFameList(level_nr, first_entry);
5636   }
5637   else if (dy > 0)
5638   {
5639     first_entry = getHallOfFameFirstEntry(first_entry, step);
5640
5641     drawHallOfFameList(level_nr, first_entry);
5642   }
5643   else if (button == MB_MENU_LEAVE || button == MB_MENU_CHOICE)
5644   {
5645     PlaySound(SND_MENU_ITEM_SELECTING);
5646
5647     FadeSound(SND_BACKGROUND_SCORES);
5648
5649     if (button == MB_MENU_CHOICE &&
5650         game_status_last_screen == GAME_MODE_PLAYING &&
5651         setup.auto_play_next_level && setup.increment_levels &&
5652         level_nr < leveldir_current->last_level &&
5653         !network_playing)
5654     {
5655       StartGameActions(network.enabled, setup.autorecord, level.random_seed);
5656     }
5657     else
5658     {
5659       SetGameStatus(GAME_MODE_MAIN);
5660
5661       DrawMainMenu();
5662     }
5663   }
5664   else if (server_scores.updated)
5665   {
5666     // reload scores, using updated server score cache file
5667     LoadLocalAndServerScore(level_nr, FALSE);
5668
5669     server_scores.updated = FALSE;
5670
5671     first_entry = getHallOfFameFirstEntry(0, 0);
5672
5673     drawHallOfFameList(level_nr, first_entry);
5674   }
5675
5676   if (game_status == GAME_MODE_SCORES)
5677     PlayMenuSoundIfLoop();
5678 }
5679
5680
5681 // ============================================================================
5682 // setup screen functions
5683 // ============================================================================
5684
5685 static struct TokenInfo *setup_info;
5686 static int num_setup_info;      // number of setup entries shown on screen
5687 static int max_setup_info;      // total number of setup entries in list
5688
5689 static char *window_size_text;
5690 static char *scaling_type_text;
5691 static char *rendering_mode_text;
5692 static char *vsync_mode_text;
5693 static char *scroll_delay_text;
5694 static char *snapshot_mode_text;
5695 static char *game_speed_text;
5696 static char *scores_type_text;
5697 static char *network_server_text;
5698 static char *graphics_set_name;
5699 static char *sounds_set_name;
5700 static char *music_set_name;
5701 static char *volume_simple_text;
5702 static char *volume_loops_text;
5703 static char *volume_music_text;
5704 static char *touch_controls_text;
5705 static char *move_distance_text;
5706 static char *drop_distance_text;
5707 static char *transparency_text;
5708 static char *grid_size_text[2][2];
5709
5710 static void execSetupMain(void)
5711 {
5712   setup_mode = SETUP_MODE_MAIN;
5713
5714   DrawSetupScreen();
5715 }
5716
5717 static void execSetupGame_setScoresType(void)
5718 {
5719   if (scores_types == NULL)
5720   {
5721     int i;
5722
5723     for (i = 0; scores_types_list[i].value != NULL; i++)
5724     {
5725       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
5726       char identifier[32], name[32];
5727       char *value = scores_types_list[i].value;
5728       char *text = scores_types_list[i].text;
5729
5730       ti->node_top = &scores_types;
5731       ti->sort_priority = i;
5732
5733       sprintf(identifier, "%s", value);
5734       sprintf(name, "%s", text);
5735
5736       setString(&ti->identifier, identifier);
5737       setString(&ti->name, name);
5738       setString(&ti->name_sorting, name);
5739       setString(&ti->infotext, STR_SETUP_CHOOSE_SCORES_TYPE);
5740
5741       pushTreeInfo(&scores_types, ti);
5742     }
5743
5744     // sort scores type values to start with lowest scores type value
5745     sortTreeInfo(&scores_types);
5746
5747     // set current scores type value to configured scores type value
5748     scores_type_current =
5749       getTreeInfoFromIdentifier(scores_types, setup.scores_in_highscore_list);
5750
5751     // if that fails, set current scores type to reliable default value
5752     if (scores_type_current == NULL)
5753       scores_type_current =
5754         getTreeInfoFromIdentifier(scores_types, STR_SCORES_TYPE_DEFAULT);
5755
5756     // if that also fails, set current scores type to first available value
5757     if (scores_type_current == NULL)
5758       scores_type_current = scores_types;
5759   }
5760
5761   setup.scores_in_highscore_list = scores_type_current->identifier;
5762
5763   // needed for displaying scores type text instead of identifier
5764   scores_type_text = scores_type_current->name;
5765 }
5766
5767 static void execSetupGame_setGameSpeeds(boolean update_value)
5768 {
5769   if (setup.game_speed_extended)
5770   {
5771     game_speeds_list = game_speeds_list_extended;
5772     game_speeds      = game_speeds_extended;
5773   }
5774   else
5775   {
5776     game_speeds_list = game_speeds_list_normal;
5777     game_speeds      = game_speeds_normal;
5778   }
5779
5780   if (game_speeds == NULL)
5781   {
5782     int i;
5783
5784     for (i = 0; game_speeds_list[i].value != -1; i++)
5785     {
5786       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
5787       char identifier[32], name[32];
5788       int value = game_speeds_list[i].value;
5789       char *text = game_speeds_list[i].text;
5790
5791       ti->node_top = &game_speeds;
5792       ti->sort_priority = 10000 - value;
5793
5794       sprintf(identifier, "%d", value);
5795       sprintf(name, "%s", text);
5796
5797       setString(&ti->identifier, identifier);
5798       setString(&ti->name, name);
5799       setString(&ti->name_sorting, name);
5800       setString(&ti->infotext, STR_SETUP_CHOOSE_GAME_SPEED);
5801
5802       pushTreeInfo(&game_speeds, ti);
5803     }
5804
5805     // sort game speed values to start with slowest game speed
5806     sortTreeInfo(&game_speeds);
5807
5808     update_value = TRUE;
5809   }
5810
5811   if (update_value)
5812   {
5813     // set current game speed to configured game speed value
5814     game_speed_current =
5815       getTreeInfoFromIdentifier(game_speeds, i_to_a(setup.game_frame_delay));
5816
5817     // if that fails, set current game speed to reliable default value
5818     if (game_speed_current == NULL)
5819       game_speed_current =
5820         getTreeInfoFromIdentifier(game_speeds, i_to_a(GAME_FRAME_DELAY));
5821
5822     // if that also fails, set current game speed to first available speed
5823     if (game_speed_current == NULL)
5824       game_speed_current = game_speeds;
5825
5826     if (setup.game_speed_extended)
5827       game_speeds_extended = game_speeds;
5828     else
5829       game_speeds_normal = game_speeds;
5830   }
5831
5832   setup.game_frame_delay = atoi(game_speed_current->identifier);
5833
5834   // needed for displaying game speed text instead of identifier
5835   game_speed_text = game_speed_current->name;
5836 }
5837
5838 static void execSetupGame_setScrollDelays(void)
5839 {
5840   if (scroll_delays == NULL)
5841   {
5842     int i;
5843
5844     for (i = 0; scroll_delays_list[i].value != -1; i++)
5845     {
5846       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
5847       char identifier[32], name[32];
5848       int value = scroll_delays_list[i].value;
5849       char *text = scroll_delays_list[i].text;
5850
5851       ti->node_top = &scroll_delays;
5852       ti->sort_priority = value;
5853
5854       sprintf(identifier, "%d", value);
5855       sprintf(name, "%s", text);
5856
5857       setString(&ti->identifier, identifier);
5858       setString(&ti->name, name);
5859       setString(&ti->name_sorting, name);
5860       setString(&ti->infotext, STR_SETUP_CHOOSE_SCROLL_DELAY);
5861
5862       pushTreeInfo(&scroll_delays, ti);
5863     }
5864
5865     // sort scroll delay values to start with lowest scroll delay value
5866     sortTreeInfo(&scroll_delays);
5867
5868     // set current scroll delay value to configured scroll delay value
5869     scroll_delay_current =
5870       getTreeInfoFromIdentifier(scroll_delays,i_to_a(setup.scroll_delay_value));
5871
5872     // if that fails, set current scroll delay to reliable default value
5873     if (scroll_delay_current == NULL)
5874       scroll_delay_current =
5875         getTreeInfoFromIdentifier(scroll_delays, i_to_a(STD_SCROLL_DELAY));
5876
5877     // if that also fails, set current scroll delay to first available value
5878     if (scroll_delay_current == NULL)
5879       scroll_delay_current = scroll_delays;
5880   }
5881
5882   setup.scroll_delay_value = atoi(scroll_delay_current->identifier);
5883
5884   // needed for displaying scroll delay text instead of identifier
5885   scroll_delay_text = scroll_delay_current->name;
5886 }
5887
5888 static void execSetupGame_setSnapshotModes(void)
5889 {
5890   if (snapshot_modes == NULL)
5891   {
5892     int i;
5893
5894     for (i = 0; snapshot_modes_list[i].value != NULL; i++)
5895     {
5896       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
5897       char identifier[32], name[32];
5898       char *value = snapshot_modes_list[i].value;
5899       char *text = snapshot_modes_list[i].text;
5900
5901       ti->node_top = &snapshot_modes;
5902       ti->sort_priority = i;
5903
5904       sprintf(identifier, "%s", value);
5905       sprintf(name, "%s", text);
5906
5907       setString(&ti->identifier, identifier);
5908       setString(&ti->name, name);
5909       setString(&ti->name_sorting, name);
5910       setString(&ti->infotext, STR_SETUP_CHOOSE_SNAPSHOT_MODE);
5911
5912       pushTreeInfo(&snapshot_modes, ti);
5913     }
5914
5915     // sort snapshot mode values to start with lowest snapshot mode value
5916     sortTreeInfo(&snapshot_modes);
5917
5918     // set current snapshot mode value to configured snapshot mode value
5919     snapshot_mode_current =
5920       getTreeInfoFromIdentifier(snapshot_modes, setup.engine_snapshot_mode);
5921
5922     // if that fails, set current snapshot mode to reliable default value
5923     if (snapshot_mode_current == NULL)
5924       snapshot_mode_current =
5925         getTreeInfoFromIdentifier(snapshot_modes, STR_SNAPSHOT_MODE_DEFAULT);
5926
5927     // if that also fails, set current snapshot mode to first available value
5928     if (snapshot_mode_current == NULL)
5929       snapshot_mode_current = snapshot_modes;
5930   }
5931
5932   setup.engine_snapshot_mode = snapshot_mode_current->identifier;
5933
5934   // needed for displaying snapshot mode text instead of identifier
5935   snapshot_mode_text = snapshot_mode_current->name;
5936 }
5937
5938 static void execSetupGame_setNetworkServerText(void)
5939 {
5940   if (strEqual(setup.network_server_hostname, STR_NETWORK_AUTO_DETECT))
5941   {
5942     strcpy(network_server_hostname, STR_NETWORK_AUTO_DETECT_SETUP);
5943   }
5944   else
5945   {
5946     strncpy(network_server_hostname, setup.network_server_hostname,
5947             MAX_SETUP_TEXT_INPUT_LEN);
5948     network_server_hostname[MAX_SETUP_TEXT_INPUT_LEN] = '\0';
5949   }
5950
5951   // needed for displaying network server text instead of identifier
5952   network_server_text = network_server_hostname;
5953 }
5954
5955 static void execSetupGame(void)
5956 {
5957   boolean check_vsync_mode = (setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED);
5958
5959   execSetupGame_setGameSpeeds(FALSE);
5960   execSetupGame_setScoresType();
5961   execSetupGame_setScrollDelays();
5962   execSetupGame_setSnapshotModes();
5963
5964   execSetupGame_setNetworkServerText();
5965
5966   if (!setup.provide_uploading_tapes)
5967     setHideSetupEntry(execOfferUploadTapes);
5968
5969   setup_mode = SETUP_MODE_GAME;
5970
5971   DrawSetupScreen();
5972
5973   // check if vsync needs to be disabled for this game speed to work
5974   if (check_vsync_mode)
5975     DisableVsyncIfNeeded();
5976 }
5977
5978 static void execSetupChooseScoresType(void)
5979 {
5980   setup_mode = SETUP_MODE_CHOOSE_SCORES_TYPE;
5981
5982   DrawSetupScreen();
5983 }
5984
5985 static void execSetupChooseGameSpeed(void)
5986 {
5987   setup_mode = SETUP_MODE_CHOOSE_GAME_SPEED;
5988
5989   DrawSetupScreen();
5990 }
5991
5992 static void execSetupChooseScrollDelay(void)
5993 {
5994   setup_mode = SETUP_MODE_CHOOSE_SCROLL_DELAY;
5995
5996   DrawSetupScreen();
5997 }
5998
5999 static void execSetupChooseSnapshotMode(void)
6000 {
6001   setup_mode = SETUP_MODE_CHOOSE_SNAPSHOT_MODE;
6002
6003   DrawSetupScreen();
6004 }
6005
6006 static void execSetupEngines(void)
6007 {
6008   setup_mode = SETUP_MODE_ENGINES;
6009
6010   DrawSetupScreen();
6011 }
6012
6013 static void execSetupEditor(void)
6014 {
6015   setup_mode = SETUP_MODE_EDITOR;
6016
6017   DrawSetupScreen();
6018 }
6019
6020 static void execSetupGraphics_setWindowSizes(boolean update_list)
6021 {
6022   if (window_sizes != NULL && update_list)
6023   {
6024     freeTreeInfo(window_sizes);
6025
6026     window_sizes = NULL;
6027   }
6028
6029   if (window_sizes == NULL)
6030   {
6031     boolean current_window_size_found = FALSE;
6032     int i;
6033
6034     for (i = 0; window_sizes_list[i].value != -1; i++)
6035     {
6036       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6037       char identifier[32], name[32];
6038       int value = window_sizes_list[i].value;
6039       char *text = window_sizes_list[i].text;
6040
6041       ti->node_top = &window_sizes;
6042       ti->sort_priority = value;
6043
6044       sprintf(identifier, "%d", value);
6045       sprintf(name, "%s", text);
6046
6047       setString(&ti->identifier, identifier);
6048       setString(&ti->name, name);
6049       setString(&ti->name_sorting, name);
6050       setString(&ti->infotext, STR_SETUP_CHOOSE_WINDOW_SIZE);
6051
6052       pushTreeInfo(&window_sizes, ti);
6053
6054       if (value == setup.window_scaling_percent)
6055         current_window_size_found = TRUE;
6056     }
6057
6058     if (!current_window_size_found)
6059     {
6060       // add entry for non-preset window scaling value
6061
6062       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6063       char identifier[32], name[32];
6064       int value = setup.window_scaling_percent;
6065
6066       ti->node_top = &window_sizes;
6067       ti->sort_priority = value;
6068
6069       sprintf(identifier, "%d", value);
6070       sprintf(name, "%d %% (Current)", value);
6071
6072       setString(&ti->identifier, identifier);
6073       setString(&ti->name, name);
6074       setString(&ti->name_sorting, name);
6075       setString(&ti->infotext, STR_SETUP_CHOOSE_WINDOW_SIZE);
6076
6077       pushTreeInfo(&window_sizes, ti);
6078     }
6079
6080     // sort window size values to start with lowest window size value
6081     sortTreeInfo(&window_sizes);
6082
6083     // set current window size value to configured window size value
6084     window_size_current =
6085       getTreeInfoFromIdentifier(window_sizes,
6086                                 i_to_a(setup.window_scaling_percent));
6087
6088     // if that fails, set current window size to reliable default value
6089     if (window_size_current == NULL)
6090       window_size_current =
6091         getTreeInfoFromIdentifier(window_sizes,
6092                                   i_to_a(STD_WINDOW_SCALING_PERCENT));
6093
6094     // if that also fails, set current window size to first available value
6095     if (window_size_current == NULL)
6096       window_size_current = window_sizes;
6097   }
6098
6099   setup.window_scaling_percent = atoi(window_size_current->identifier);
6100
6101   // needed for displaying window size text instead of identifier
6102   window_size_text = window_size_current->name;
6103 }
6104
6105 static void execSetupGraphics_setScalingTypes(void)
6106 {
6107   if (scaling_types == NULL)
6108   {
6109     int i;
6110
6111     for (i = 0; scaling_types_list[i].value != NULL; i++)
6112     {
6113       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6114       char identifier[32], name[32];
6115       char *value = scaling_types_list[i].value;
6116       char *text = scaling_types_list[i].text;
6117
6118       ti->node_top = &scaling_types;
6119       ti->sort_priority = i;
6120
6121       sprintf(identifier, "%s", value);
6122       sprintf(name, "%s", text);
6123
6124       setString(&ti->identifier, identifier);
6125       setString(&ti->name, name);
6126       setString(&ti->name_sorting, name);
6127       setString(&ti->infotext, STR_SETUP_CHOOSE_SCALING_TYPE);
6128
6129       pushTreeInfo(&scaling_types, ti);
6130     }
6131
6132     // sort scaling type values to start with lowest scaling type value
6133     sortTreeInfo(&scaling_types);
6134
6135     // set current scaling type value to configured scaling type value
6136     scaling_type_current =
6137       getTreeInfoFromIdentifier(scaling_types, setup.window_scaling_quality);
6138
6139     // if that fails, set current scaling type to reliable default value
6140     if (scaling_type_current == NULL)
6141       scaling_type_current =
6142         getTreeInfoFromIdentifier(scaling_types, SCALING_QUALITY_DEFAULT);
6143
6144     // if that also fails, set current scaling type to first available value
6145     if (scaling_type_current == NULL)
6146       scaling_type_current = scaling_types;
6147   }
6148
6149   setup.window_scaling_quality = scaling_type_current->identifier;
6150
6151   // needed for displaying scaling type text instead of identifier
6152   scaling_type_text = scaling_type_current->name;
6153 }
6154
6155 static void execSetupGraphics_setRenderingModes(void)
6156 {
6157   if (rendering_modes == NULL)
6158   {
6159     int i;
6160
6161     for (i = 0; rendering_modes_list[i].value != NULL; i++)
6162     {
6163       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6164       char identifier[32], name[32];
6165       char *value = rendering_modes_list[i].value;
6166       char *text = rendering_modes_list[i].text;
6167
6168       ti->node_top = &rendering_modes;
6169       ti->sort_priority = i;
6170
6171       sprintf(identifier, "%s", value);
6172       sprintf(name, "%s", text);
6173
6174       setString(&ti->identifier, identifier);
6175       setString(&ti->name, name);
6176       setString(&ti->name_sorting, name);
6177       setString(&ti->infotext, STR_SETUP_CHOOSE_RENDERING);
6178
6179       pushTreeInfo(&rendering_modes, ti);
6180     }
6181
6182     // sort rendering mode values to start with lowest rendering mode value
6183     sortTreeInfo(&rendering_modes);
6184
6185     // set current rendering mode value to configured rendering mode value
6186     rendering_mode_current =
6187       getTreeInfoFromIdentifier(rendering_modes, setup.screen_rendering_mode);
6188
6189     // if that fails, set current rendering mode to reliable default value
6190     if (rendering_mode_current == NULL)
6191       rendering_mode_current =
6192         getTreeInfoFromIdentifier(rendering_modes,
6193                                   STR_SPECIAL_RENDERING_DEFAULT);
6194
6195     // if that also fails, set current rendering mode to first available one
6196     if (rendering_mode_current == NULL)
6197       rendering_mode_current = rendering_modes;
6198   }
6199
6200   setup.screen_rendering_mode = rendering_mode_current->identifier;
6201
6202   // needed for displaying rendering mode text instead of identifier
6203   rendering_mode_text = rendering_mode_current->name;
6204 }
6205
6206 static void execSetupGraphics_setVsyncModes(boolean update_value)
6207 {
6208   if (vsync_modes == NULL)
6209   {
6210     int i;
6211
6212     for (i = 0; vsync_modes_list[i].value != NULL; i++)
6213     {
6214       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6215       char identifier[32], name[32];
6216       char *value = vsync_modes_list[i].value;
6217       char *text = vsync_modes_list[i].text;
6218
6219       ti->node_top = &vsync_modes;
6220       ti->sort_priority = i;
6221
6222       sprintf(identifier, "%s", value);
6223       sprintf(name, "%s", text);
6224
6225       setString(&ti->identifier, identifier);
6226       setString(&ti->name, name);
6227       setString(&ti->name_sorting, name);
6228       setString(&ti->infotext, STR_SETUP_CHOOSE_VSYNC);
6229
6230       pushTreeInfo(&vsync_modes, ti);
6231     }
6232
6233     // sort vsync mode values to start with lowest vsync mode value
6234     sortTreeInfo(&vsync_modes);
6235
6236     update_value = TRUE;
6237   }
6238
6239   if (update_value)
6240   {
6241     // set current vsync mode value to configured vsync mode value
6242     vsync_mode_current =
6243       getTreeInfoFromIdentifier(vsync_modes, setup.vsync_mode);
6244
6245     // if that fails, set current vsync mode to reliable default value
6246     if (vsync_mode_current == NULL)
6247       vsync_mode_current =
6248         getTreeInfoFromIdentifier(vsync_modes, STR_VSYNC_MODE_DEFAULT);
6249
6250     // if that also fails, set current vsync mode to first available one
6251     if (vsync_mode_current == NULL)
6252       vsync_mode_current = vsync_modes;
6253   }
6254
6255   setup.vsync_mode = vsync_mode_current->identifier;
6256
6257   // needed for displaying vsync mode text instead of identifier
6258   vsync_mode_text = vsync_mode_current->name;
6259 }
6260
6261 static void execSetupGraphics(void)
6262 {
6263   boolean check_game_speed = (setup_mode == SETUP_MODE_CHOOSE_VSYNC);
6264
6265   // update "setup.window_scaling_percent" from list selection
6266   // (in this case, window scaling was changed on setup screen)
6267   if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE)
6268     execSetupGraphics_setWindowSizes(FALSE);
6269
6270   // update "setup.vsync_mode" from list selection
6271   // (in this case, vsync mode was changed on setup screen)
6272   if (setup_mode == SETUP_MODE_CHOOSE_VSYNC)
6273     execSetupGraphics_setVsyncModes(FALSE);
6274
6275   // update list selection from "setup.window_scaling_percent"
6276   // (window scaling may have changed by resizing the window)
6277   execSetupGraphics_setWindowSizes(TRUE);
6278
6279   // update list selection from "setup.vsync_mode"
6280   // (vsync_mode may have changed by re-creating the renderer)
6281   execSetupGraphics_setVsyncModes(TRUE);
6282
6283   execSetupGraphics_setScalingTypes();
6284   execSetupGraphics_setRenderingModes();
6285
6286   setup_mode = SETUP_MODE_GRAPHICS;
6287
6288   DrawSetupScreen();
6289
6290   // check if game speed is high enough for 60 Hz vsync to work
6291   if (check_game_speed)
6292     ModifyGameSpeedIfNeeded();
6293
6294   // window scaling may have changed at this point
6295   ChangeWindowScalingIfNeeded();
6296
6297   // window scaling quality may have changed at this point
6298   if (!strEqual(setup.window_scaling_quality, video.window_scaling_quality))
6299     SDLSetWindowScalingQuality(setup.window_scaling_quality);
6300
6301   // screen rendering mode may have changed at this point
6302   SDLSetScreenRenderingMode(setup.screen_rendering_mode);
6303
6304   int setup_vsync_mode = VSYNC_MODE_STR_TO_INT(setup.vsync_mode);
6305   int video_vsync_mode = video.vsync_mode;
6306
6307   // screen vsync mode may have changed at this point
6308   ChangeVsyncModeIfNeeded();
6309
6310   // check if setting vsync mode to selected value failed
6311   if (setup_vsync_mode != video_vsync_mode &&
6312       setup_vsync_mode != video.vsync_mode)
6313   {
6314     // changing vsync mode to selected value failed -- reset displayed value
6315     execSetupGraphics_setVsyncModes(TRUE);
6316
6317     Request("Setting VSync failed!", REQ_CONFIRM);
6318
6319     DrawSetupScreen();
6320   }
6321 }
6322
6323 static void execSetupChooseWindowSize(void)
6324 {
6325   setup_mode = SETUP_MODE_CHOOSE_WINDOW_SIZE;
6326
6327   DrawSetupScreen();
6328 }
6329
6330 static void execSetupChooseScalingType(void)
6331 {
6332   setup_mode = SETUP_MODE_CHOOSE_SCALING_TYPE;
6333
6334   DrawSetupScreen();
6335 }
6336
6337 static void execSetupChooseRenderingMode(void)
6338 {
6339   setup_mode = SETUP_MODE_CHOOSE_RENDERING;
6340
6341   DrawSetupScreen();
6342 }
6343
6344 static void execSetupChooseVsyncMode(void)
6345 {
6346   setup_mode = SETUP_MODE_CHOOSE_VSYNC;
6347
6348   DrawSetupScreen();
6349 }
6350
6351 static void execSetupChooseVolumeSimple(void)
6352 {
6353   setup_mode = SETUP_MODE_CHOOSE_VOLUME_SIMPLE;
6354
6355   DrawSetupScreen();
6356 }
6357
6358 static void execSetupChooseVolumeLoops(void)
6359 {
6360   setup_mode = SETUP_MODE_CHOOSE_VOLUME_LOOPS;
6361
6362   DrawSetupScreen();
6363 }
6364
6365 static void execSetupChooseVolumeMusic(void)
6366 {
6367   setup_mode = SETUP_MODE_CHOOSE_VOLUME_MUSIC;
6368
6369   DrawSetupScreen();
6370 }
6371
6372 static void execSetupSound(void)
6373 {
6374   if (volumes_simple == NULL)
6375   {
6376     boolean current_volume_simple_found = FALSE;
6377     int i;
6378
6379     for (i = 0; volumes_list[i].value != -1; i++)
6380     {
6381       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6382       char identifier[32], name[32];
6383       int value = volumes_list[i].value;
6384       char *text = volumes_list[i].text;
6385
6386       ti->node_top = &volumes_simple;
6387       ti->sort_priority = value;
6388
6389       sprintf(identifier, "%d", value);
6390       sprintf(name, "%s", text);
6391
6392       setString(&ti->identifier, identifier);
6393       setString(&ti->name, name);
6394       setString(&ti->name_sorting, name);
6395       setString(&ti->infotext, STR_SETUP_CHOOSE_VOLUME_SIMPLE);
6396
6397       pushTreeInfo(&volumes_simple, ti);
6398
6399       if (value == setup.volume_simple)
6400         current_volume_simple_found = TRUE;
6401     }
6402
6403     if (!current_volume_simple_found)
6404     {
6405       // add entry for non-preset volume value
6406
6407       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6408       char identifier[32], name[32];
6409       int value = setup.volume_simple;
6410
6411       ti->node_top = &volumes_simple;
6412       ti->sort_priority = value;
6413
6414       sprintf(identifier, "%d", value);
6415       sprintf(name, "%d %% (Current)", value);
6416
6417       setString(&ti->identifier, identifier);
6418       setString(&ti->name, name);
6419       setString(&ti->name_sorting, name);
6420       setString(&ti->infotext, STR_SETUP_CHOOSE_VOLUME_SIMPLE);
6421
6422       pushTreeInfo(&volumes_simple, ti);
6423     }
6424
6425     // sort volume values to start with lowest volume value
6426     sortTreeInfo(&volumes_simple);
6427
6428     // set current volume value to configured volume value
6429     volume_simple_current =
6430       getTreeInfoFromIdentifier(volumes_simple,i_to_a(setup.volume_simple));
6431
6432     // if that fails, set current volume to reliable default value
6433     if (volume_simple_current == NULL)
6434       volume_simple_current =
6435         getTreeInfoFromIdentifier(volumes_simple, i_to_a(100));
6436
6437     // if that also fails, set current volume to first available value
6438     if (volume_simple_current == NULL)
6439       volume_simple_current = volumes_simple;
6440   }
6441
6442   if (volumes_loops == NULL)
6443   {
6444     boolean current_volume_loops_found = FALSE;
6445     int i;
6446
6447     for (i = 0; volumes_list[i].value != -1; i++)
6448     {
6449       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6450       char identifier[32], name[32];
6451       int value = volumes_list[i].value;
6452       char *text = volumes_list[i].text;
6453
6454       ti->node_top = &volumes_loops;
6455       ti->sort_priority = value;
6456
6457       sprintf(identifier, "%d", value);
6458       sprintf(name, "%s", text);
6459
6460       setString(&ti->identifier, identifier);
6461       setString(&ti->name, name);
6462       setString(&ti->name_sorting, name);
6463       setString(&ti->infotext, STR_SETUP_CHOOSE_VOLUME_LOOPS);
6464
6465       pushTreeInfo(&volumes_loops, ti);
6466
6467       if (value == setup.volume_loops)
6468         current_volume_loops_found = TRUE;
6469     }
6470
6471     if (!current_volume_loops_found)
6472     {
6473       // add entry for non-preset volume value
6474
6475       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6476       char identifier[32], name[32];
6477       int value = setup.volume_loops;
6478
6479       ti->node_top = &volumes_loops;
6480       ti->sort_priority = value;
6481
6482       sprintf(identifier, "%d", value);
6483       sprintf(name, "%d %% (Current)", value);
6484
6485       setString(&ti->identifier, identifier);
6486       setString(&ti->name, name);
6487       setString(&ti->name_sorting, name);
6488       setString(&ti->infotext, STR_SETUP_CHOOSE_VOLUME_LOOPS);
6489
6490       pushTreeInfo(&volumes_loops, ti);
6491     }
6492
6493     // sort volume values to start with lowest volume value
6494     sortTreeInfo(&volumes_loops);
6495
6496     // set current volume value to configured volume value
6497     volume_loops_current =
6498       getTreeInfoFromIdentifier(volumes_loops,i_to_a(setup.volume_loops));
6499
6500     // if that fails, set current volume to reliable default value
6501     if (volume_loops_current == NULL)
6502       volume_loops_current =
6503         getTreeInfoFromIdentifier(volumes_loops, i_to_a(100));
6504
6505     // if that also fails, set current volume to first available value
6506     if (volume_loops_current == NULL)
6507       volume_loops_current = volumes_loops;
6508   }
6509
6510   if (volumes_music == NULL)
6511   {
6512     boolean current_volume_music_found = FALSE;
6513     int i;
6514
6515     for (i = 0; volumes_list[i].value != -1; i++)
6516     {
6517       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6518       char identifier[32], name[32];
6519       int value = volumes_list[i].value;
6520       char *text = volumes_list[i].text;
6521
6522       ti->node_top = &volumes_music;
6523       ti->sort_priority = value;
6524
6525       sprintf(identifier, "%d", value);
6526       sprintf(name, "%s", text);
6527
6528       setString(&ti->identifier, identifier);
6529       setString(&ti->name, name);
6530       setString(&ti->name_sorting, name);
6531       setString(&ti->infotext, STR_SETUP_CHOOSE_VOLUME_MUSIC);
6532
6533       pushTreeInfo(&volumes_music, ti);
6534
6535       if (value == setup.volume_music)
6536         current_volume_music_found = TRUE;
6537     }
6538
6539     if (!current_volume_music_found)
6540     {
6541       // add entry for non-preset volume value
6542
6543       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6544       char identifier[32], name[32];
6545       int value = setup.volume_music;
6546
6547       ti->node_top = &volumes_music;
6548       ti->sort_priority = value;
6549
6550       sprintf(identifier, "%d", value);
6551       sprintf(name, "%d %% (Current)", value);
6552
6553       setString(&ti->identifier, identifier);
6554       setString(&ti->name, name);
6555       setString(&ti->name_sorting, name);
6556       setString(&ti->infotext, STR_SETUP_CHOOSE_VOLUME_MUSIC);
6557
6558       pushTreeInfo(&volumes_music, ti);
6559     }
6560
6561     // sort volume values to start with lowest volume value
6562     sortTreeInfo(&volumes_music);
6563
6564     // set current volume value to configured volume value
6565     volume_music_current =
6566       getTreeInfoFromIdentifier(volumes_music,i_to_a(setup.volume_music));
6567
6568     // if that fails, set current volume to reliable default value
6569     if (volume_music_current == NULL)
6570       volume_music_current =
6571         getTreeInfoFromIdentifier(volumes_music, i_to_a(100));
6572
6573     // if that also fails, set current volume to first available value
6574     if (volume_music_current == NULL)
6575       volume_music_current = volumes_music;
6576   }
6577
6578   setup.volume_simple = atoi(volume_simple_current->identifier);
6579   setup.volume_loops  = atoi(volume_loops_current->identifier);
6580   setup.volume_music  = atoi(volume_music_current->identifier);
6581
6582   // needed for displaying volume text instead of identifier
6583   volume_simple_text = volume_simple_current->name;
6584   volume_loops_text = volume_loops_current->name;
6585   volume_music_text = volume_music_current->name;
6586
6587   setup_mode = SETUP_MODE_SOUND;
6588
6589   DrawSetupScreen();
6590 }
6591
6592 static void execSetupChooseTouchControls(void)
6593 {
6594   setup_mode = SETUP_MODE_CHOOSE_TOUCH_CONTROL;
6595
6596   DrawSetupScreen();
6597 }
6598
6599 static void execSetupChooseMoveDistance(void)
6600 {
6601   setup_mode = SETUP_MODE_CHOOSE_MOVE_DISTANCE;
6602
6603   DrawSetupScreen();
6604 }
6605
6606 static void execSetupChooseDropDistance(void)
6607 {
6608   setup_mode = SETUP_MODE_CHOOSE_DROP_DISTANCE;
6609
6610   DrawSetupScreen();
6611 }
6612
6613 static void execSetupChooseTransparency(void)
6614 {
6615   setup_mode = SETUP_MODE_CHOOSE_TRANSPARENCY;
6616
6617   DrawSetupScreen();
6618 }
6619
6620 static void execSetupChooseGridXSize_0(void)
6621 {
6622   setup_mode = SETUP_MODE_CHOOSE_GRID_XSIZE_0;
6623
6624   DrawSetupScreen();
6625 }
6626
6627 static void execSetupChooseGridYSize_0(void)
6628 {
6629   setup_mode = SETUP_MODE_CHOOSE_GRID_YSIZE_0;
6630
6631   DrawSetupScreen();
6632 }
6633
6634 static void execSetupChooseGridXSize_1(void)
6635 {
6636   setup_mode = SETUP_MODE_CHOOSE_GRID_XSIZE_1;
6637
6638   DrawSetupScreen();
6639 }
6640
6641 static void execSetupChooseGridYSize_1(void)
6642 {
6643   setup_mode = SETUP_MODE_CHOOSE_GRID_YSIZE_1;
6644
6645   DrawSetupScreen();
6646 }
6647
6648 static void execSetupConfigureVirtualButtons(void)
6649 {
6650   setup_mode = SETUP_MODE_CONFIG_VIRT_BUTTONS;
6651
6652   ConfigureVirtualButtons();
6653
6654   setup_mode = SETUP_MODE_TOUCH;
6655
6656   DrawSetupScreen();
6657 }
6658
6659 static void execSetupTouch(void)
6660 {
6661   int i, j, k;
6662
6663   if (touch_controls == NULL)
6664   {
6665     for (i = 0; touch_controls_list[i].value != NULL; i++)
6666     {
6667       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6668       char identifier[32], name[32];
6669       char *value = touch_controls_list[i].value;
6670       char *text = touch_controls_list[i].text;
6671
6672       ti->node_top = &touch_controls;
6673       ti->sort_priority = i;
6674
6675       sprintf(identifier, "%s", value);
6676       sprintf(name, "%s", text);
6677
6678       setString(&ti->identifier, identifier);
6679       setString(&ti->name, name);
6680       setString(&ti->name_sorting, name);
6681       setString(&ti->infotext, STR_SETUP_CHOOSE_TOUCH_CONTROL);
6682
6683       pushTreeInfo(&touch_controls, ti);
6684     }
6685
6686     // sort touch control values to start with lowest touch control value
6687     sortTreeInfo(&touch_controls);
6688
6689     // set current touch control value to configured touch control value
6690     touch_control_current =
6691       getTreeInfoFromIdentifier(touch_controls, setup.touch.control_type);
6692
6693     // if that fails, set current touch control to reliable default value
6694     if (touch_control_current == NULL)
6695       touch_control_current =
6696         getTreeInfoFromIdentifier(touch_controls, TOUCH_CONTROL_DEFAULT);
6697
6698     // if that also fails, set current touch control to first available value
6699     if (touch_control_current == NULL)
6700       touch_control_current = touch_controls;
6701   }
6702
6703   if (move_distances == NULL)
6704   {
6705     for (i = 0; distances_list[i].value != -1; i++)
6706     {
6707       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6708       char identifier[32], name[32];
6709       int value = distances_list[i].value;
6710       char *text = distances_list[i].text;
6711
6712       ti->node_top = &move_distances;
6713       ti->sort_priority = value;
6714
6715       sprintf(identifier, "%d", value);
6716       sprintf(name, "%s", text);
6717
6718       setString(&ti->identifier, identifier);
6719       setString(&ti->name, name);
6720       setString(&ti->name_sorting, name);
6721       setString(&ti->infotext, STR_SETUP_CHOOSE_MOVE_DISTANCE);
6722
6723       pushTreeInfo(&move_distances, ti);
6724     }
6725
6726     // sort distance values to start with lowest distance value
6727     sortTreeInfo(&move_distances);
6728
6729     // set current distance value to configured distance value
6730     move_distance_current =
6731       getTreeInfoFromIdentifier(move_distances,
6732                                 i_to_a(setup.touch.move_distance));
6733
6734     // if that fails, set current distance to reliable default value
6735     if (move_distance_current == NULL)
6736       move_distance_current =
6737         getTreeInfoFromIdentifier(move_distances,
6738                                   i_to_a(TOUCH_MOVE_DISTANCE_DEFAULT));
6739
6740     // if that also fails, set current distance to first available value
6741     if (move_distance_current == NULL)
6742       move_distance_current = move_distances;
6743   }
6744
6745   if (drop_distances == NULL)
6746   {
6747     for (i = 0; distances_list[i].value != -1; i++)
6748     {
6749       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6750       char identifier[32], name[32];
6751       int value = distances_list[i].value;
6752       char *text = distances_list[i].text;
6753
6754       ti->node_top = &drop_distances;
6755       ti->sort_priority = value;
6756
6757       sprintf(identifier, "%d", value);
6758       sprintf(name, "%s", text);
6759
6760       setString(&ti->identifier, identifier);
6761       setString(&ti->name, name);
6762       setString(&ti->name_sorting, name);
6763       setString(&ti->infotext, STR_SETUP_CHOOSE_DROP_DISTANCE);
6764
6765       pushTreeInfo(&drop_distances, ti);
6766     }
6767
6768     // sort distance values to start with lowest distance value
6769     sortTreeInfo(&drop_distances);
6770
6771     // set current distance value to configured distance value
6772     drop_distance_current =
6773       getTreeInfoFromIdentifier(drop_distances,
6774                                 i_to_a(setup.touch.drop_distance));
6775
6776     // if that fails, set current distance to reliable default value
6777     if (drop_distance_current == NULL)
6778       drop_distance_current =
6779         getTreeInfoFromIdentifier(drop_distances,
6780                                   i_to_a(TOUCH_DROP_DISTANCE_DEFAULT));
6781
6782     // if that also fails, set current distance to first available value
6783     if (drop_distance_current == NULL)
6784       drop_distance_current = drop_distances;
6785   }
6786
6787   if (transparencies == NULL)
6788   {
6789     for (i = 0; transparencies_list[i].value != -1; i++)
6790     {
6791       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6792       char identifier[32], name[32];
6793       int value = transparencies_list[i].value;
6794       char *text = transparencies_list[i].text;
6795
6796       ti->node_top = &transparencies;
6797       ti->sort_priority = value;
6798
6799       sprintf(identifier, "%d", value);
6800       sprintf(name, "%s", text);
6801
6802       setString(&ti->identifier, identifier);
6803       setString(&ti->name, name);
6804       setString(&ti->name_sorting, name);
6805       setString(&ti->infotext, STR_SETUP_CHOOSE_TRANSPARENCY);
6806
6807       pushTreeInfo(&transparencies, ti);
6808     }
6809
6810     // sort transparency values to start with lowest transparency value
6811     sortTreeInfo(&transparencies);
6812
6813     // set current transparency value to configured transparency value
6814     transparency_current =
6815       getTreeInfoFromIdentifier(transparencies,
6816                                 i_to_a(setup.touch.transparency));
6817
6818     // if that fails, set current transparency to reliable default value
6819     if (transparency_current == NULL)
6820       transparency_current =
6821         getTreeInfoFromIdentifier(transparencies,
6822                                   i_to_a(TOUCH_TRANSPARENCY_DEFAULT));
6823
6824     // if that also fails, set current transparency to first available value
6825     if (transparency_current == NULL)
6826       transparency_current = transparencies;
6827   }
6828
6829   for (i = 0; i < 2; i++)
6830   {
6831     for (j = 0; j < 2; j++)
6832     {
6833       if (grid_sizes[i][j] == NULL)
6834       {
6835         for (k = 0; grid_sizes_list[k].value != -1; k++)
6836         {
6837           TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6838           char identifier[32], name[32];
6839           int value = grid_sizes_list[k].value;
6840           char *text = grid_sizes_list[k].text;
6841
6842           ti->node_top = &grid_sizes[i][j];
6843           ti->sort_priority = value;
6844
6845           sprintf(identifier, "%d", value);
6846           sprintf(name, "%s", text);
6847
6848           setString(&ti->identifier, identifier);
6849           setString(&ti->name, name);
6850           setString(&ti->name_sorting, name);
6851           setString(&ti->infotext,
6852                     (i == 0 ?
6853                      (j == 0 ?
6854                       STR_SETUP_CHOOSE_GRID_XSIZE_0 :
6855                       STR_SETUP_CHOOSE_GRID_YSIZE_0) :
6856                      (j == 0 ?
6857                       STR_SETUP_CHOOSE_GRID_XSIZE_1 :
6858                       STR_SETUP_CHOOSE_GRID_YSIZE_1)));
6859
6860           pushTreeInfo(&grid_sizes[i][j], ti);
6861         }
6862
6863         // sort grid size values to start with lowest grid size value
6864         sortTreeInfo(&grid_sizes[i][j]);
6865
6866         // set current grid size value to configured grid size value
6867         grid_size_current[i][j] =
6868           getTreeInfoFromIdentifier(grid_sizes[i][j],
6869                                     i_to_a(j == 0 ?
6870                                            setup.touch.grid_xsize[i] :
6871                                            setup.touch.grid_ysize[i]));
6872
6873         // if that fails, set current grid size to reliable default value
6874         if (grid_size_current[i][j] == NULL)
6875           grid_size_current[i][j] =
6876             getTreeInfoFromIdentifier(grid_sizes[i][j],
6877                                       i_to_a(j == 0 ?
6878                                              DEFAULT_GRID_XSIZE(i) :
6879                                              DEFAULT_GRID_YSIZE(i)));
6880
6881         // if that also fails, set current grid size to first available value
6882         if (grid_size_current[i][j] == NULL)
6883           grid_size_current[i][j] = grid_sizes[i][j];
6884       }
6885     }
6886   }
6887
6888   setup.touch.control_type = touch_control_current->identifier;
6889   setup.touch.move_distance = atoi(move_distance_current->identifier);
6890   setup.touch.drop_distance = atoi(drop_distance_current->identifier);
6891   setup.touch.transparency = atoi(transparency_current->identifier);
6892
6893   for (i = 0; i < 2; i++)
6894   {
6895     setup.touch.grid_xsize[i] = atoi(grid_size_current[i][0]->identifier);
6896     setup.touch.grid_ysize[i] = atoi(grid_size_current[i][1]->identifier);
6897
6898     if (i == GRID_ACTIVE_NR())
6899     {
6900       overlay.grid_xsize = setup.touch.grid_xsize[i];
6901       overlay.grid_ysize = setup.touch.grid_ysize[i];
6902     }
6903   }
6904
6905   // needed for displaying value text instead of identifier
6906   touch_controls_text = touch_control_current->name;
6907   move_distance_text = move_distance_current->name;
6908   drop_distance_text = drop_distance_current->name;
6909   transparency_text = transparency_current->name;
6910
6911   for (i = 0; i < 2; i++)
6912     for (j = 0; j < 2; j++)
6913       grid_size_text[i][j] = grid_size_current[i][j]->name;
6914
6915   setup_mode = SETUP_MODE_TOUCH;
6916
6917   DrawSetupScreen();
6918 }
6919
6920 static void execSetupArtwork(void)
6921 {
6922   static ArtworkDirTree *gfx_last_valid = NULL;
6923   static ArtworkDirTree *snd_last_valid = NULL;
6924   static ArtworkDirTree *mus_last_valid = NULL;
6925
6926   // current artwork directory may be invalid (level group, parent link)
6927   if (!validLevelSeries(artwork.gfx_current))
6928     artwork.gfx_current = getFirstValidTreeInfoEntry(gfx_last_valid);
6929   if (!validLevelSeries(artwork.snd_current))
6930     artwork.snd_current = getFirstValidTreeInfoEntry(snd_last_valid);
6931   if (!validLevelSeries(artwork.mus_current))
6932     artwork.mus_current = getFirstValidTreeInfoEntry(mus_last_valid);
6933
6934   // store valid artwork directory information
6935   gfx_last_valid = artwork.gfx_current;
6936   snd_last_valid = artwork.snd_current;
6937   mus_last_valid = artwork.mus_current;
6938
6939 #if 0
6940   Debug("screens:execSetupArtwork", "'%s', '%s', '%s'",
6941         artwork.gfx_current->subdir,
6942         artwork.gfx_current->fullpath,
6943         artwork.gfx_current->basepath);
6944 #endif
6945
6946   setup.graphics_set = artwork.gfx_current->identifier;
6947   setup.sounds_set = artwork.snd_current->identifier;
6948   setup.music_set = artwork.mus_current->identifier;
6949
6950   // needed if last screen (setup choice) changed graphics, sounds or music
6951   ReloadCustomArtwork(0);
6952
6953   // needed for displaying artwork name instead of artwork identifier
6954   graphics_set_name = artwork.gfx_current->name;
6955   sounds_set_name = artwork.snd_current->name;
6956   music_set_name = artwork.mus_current->name;
6957
6958   setup_mode = SETUP_MODE_ARTWORK;
6959
6960   DrawSetupScreen();
6961 }
6962
6963 static void execSetupChooseGraphics(void)
6964 {
6965   setup_mode = SETUP_MODE_CHOOSE_GRAPHICS;
6966
6967   DrawSetupScreen();
6968 }
6969
6970 static void execSetupChooseSounds(void)
6971 {
6972   setup_mode = SETUP_MODE_CHOOSE_SOUNDS;
6973
6974   DrawSetupScreen();
6975 }
6976
6977 static void execSetupChooseMusic(void)
6978 {
6979   setup_mode = SETUP_MODE_CHOOSE_MUSIC;
6980
6981   DrawSetupScreen();
6982 }
6983
6984 static void execSetupInput(void)
6985 {
6986   setup_mode = SETUP_MODE_INPUT;
6987
6988   DrawSetupScreen();
6989 }
6990
6991 static void execSetupShortcuts(void)
6992 {
6993   setup_mode = SETUP_MODE_SHORTCUTS;
6994
6995   DrawSetupScreen();
6996 }
6997
6998 static void execSetupShortcuts1(void)
6999 {
7000   setup_mode = SETUP_MODE_SHORTCUTS_1;
7001
7002   DrawSetupScreen();
7003 }
7004
7005 static void execSetupShortcuts2(void)
7006 {
7007   setup_mode = SETUP_MODE_SHORTCUTS_2;
7008
7009   DrawSetupScreen();
7010 }
7011
7012 static void execSetupShortcuts3(void)
7013 {
7014   setup_mode = SETUP_MODE_SHORTCUTS_3;
7015
7016   DrawSetupScreen();
7017 }
7018
7019 static void execSetupShortcuts4(void)
7020 {
7021   setup_mode = SETUP_MODE_SHORTCUTS_4;
7022
7023   DrawSetupScreen();
7024 }
7025
7026 static void execSetupShortcuts5(void)
7027 {
7028   setup_mode = SETUP_MODE_SHORTCUTS_5;
7029
7030   DrawSetupScreen();
7031 }
7032
7033 static void execExitSetup(void)
7034 {
7035   SetGameStatus(GAME_MODE_MAIN);
7036
7037   DrawMainMenu();
7038 }
7039
7040 static void execSaveAndExitSetup(void)
7041 {
7042   SaveSetup();
7043   execExitSetup();
7044 }
7045
7046 static void execGadgetNetworkServer(void)
7047 {
7048   int gadget_id = SCREEN_CTRL_ID_NETWORK_SERVER;
7049   struct GadgetInfo *gi = screen_gadget[gadget_id];
7050
7051   if (strEqual(setup.network_server_hostname, STR_NETWORK_AUTO_DETECT))
7052     network_server_hostname[0] = '\0';
7053
7054   ModifyGadget(gi, GDI_TEXT_VALUE, network_server_hostname, GDI_END);
7055
7056   MapGadget(gi);
7057
7058   ClickOnGadget(gi, MB_LEFTBUTTON);
7059 }
7060
7061 static void execOfferUploadTapes(void)
7062 {
7063   OfferUploadTapes();
7064 }
7065
7066 static void ToggleNetworkModeIfNeeded(void)
7067 {
7068   int font_title = FONT_TITLE_1;
7069   int font_foot = FC_BLUE;
7070   int ystart  = mSY - SY + 16;
7071   int ybottom = mSY - SY + SYSIZE - 20;
7072   char *text = (setup.network_mode ? "Start Network" : "Stop Network");
7073
7074   if (setup.network_mode == network.enabled)
7075     return;
7076
7077   network.enabled = setup.network_mode;
7078
7079   FadeOut(REDRAW_ALL);
7080
7081   ClearField();
7082
7083   DrawTextSCentered(ystart, font_title, text);
7084
7085   FadeIn(REDRAW_ALL);
7086
7087   if (network.enabled)
7088     InitNetworkServer();
7089   else
7090     DisconnectFromNetworkServer();
7091
7092   DrawTextSCentered(ybottom, font_foot,
7093                     "Press any key or button for setup menu");
7094
7095   WaitForEventToContinue();
7096
7097   DrawSetupScreen();
7098 }
7099
7100 static void ToggleGameSpeedsListIfNeeded(void)
7101 {
7102   boolean using_game_speeds_extended = (game_speeds == game_speeds_extended);
7103
7104   if (setup.game_speed_extended == using_game_speeds_extended)
7105     return;
7106
7107   // try to match similar values when changing game speeds list
7108   if (setup.game_speed_extended)
7109     setup.game_frame_delay = (setup.game_frame_delay == 15 ? 16 :
7110                               setup.game_frame_delay == 30 ? 29 :
7111                               setup.game_frame_delay);
7112   else
7113     setup.game_frame_delay = (setup.game_frame_delay == 14 ? 15 :
7114                               setup.game_frame_delay == 16 ? 15 :
7115                               setup.game_frame_delay >= 29 ? 30 :
7116                               setup.game_frame_delay <= 10 ? 10 :
7117                               setup.game_frame_delay);
7118
7119   execSetupGame_setGameSpeeds(TRUE);
7120
7121   DrawSetupScreen();
7122 }
7123
7124 static void ToggleUseApiServerIfNeeded(void)
7125 {
7126   if (runtime.use_api_server == setup.use_api_server)
7127     return;
7128
7129   runtime.use_api_server = setup.use_api_server;
7130
7131   if (runtime.use_api_server)
7132     CheckApiServerTasks();
7133 }
7134
7135 static void ModifyGameSpeedIfNeeded(void)
7136 {
7137   if (strEqual(setup.vsync_mode, STR_VSYNC_MODE_OFF) ||
7138       setup.game_frame_delay <= MAX_VSYNC_FRAME_DELAY)
7139     return;
7140
7141   char message[100];
7142   char *game_speed_text = "Fast";
7143   int game_speed_value = 15;
7144
7145   if (setup.game_speed_extended)
7146   {
7147     game_speed_text = "60 fps";
7148     game_speed_value = 16;
7149   }
7150
7151   sprintf(message, "Game speed set to %s for VSync to work!", game_speed_text);
7152
7153   // set game speed to existing list value that is fast enough for vsync
7154   setup.game_frame_delay = game_speed_value;
7155
7156   execSetupGame_setGameSpeeds(TRUE);
7157
7158   Request(message, REQ_CONFIRM);
7159 }
7160
7161 static void DisableVsyncIfNeeded(void)
7162 {
7163   if (strEqual(setup.vsync_mode, STR_VSYNC_MODE_OFF) ||
7164       (setup.game_frame_delay >= MIN_VSYNC_FRAME_DELAY &&
7165        setup.game_frame_delay <= MAX_VSYNC_FRAME_DELAY))
7166     return;
7167
7168   // disable vsync for the selected game speed to work
7169   setup.vsync_mode = STR_VSYNC_MODE_OFF;
7170
7171   execSetupGraphics_setVsyncModes(TRUE);
7172
7173   Request("VSync disabled for this game speed to work!", REQ_CONFIRM);
7174 }
7175
7176 static struct
7177 {
7178   void *value;
7179   void *related_value;
7180 } hide_related_entry_list[] =
7181 {
7182   { &setup.scores_in_highscore_list,    execSetupChooseScoresType       },
7183   { &setup.scores_in_highscore_list,    &scores_type_text               },
7184
7185   { &setup.game_frame_delay,            execSetupChooseGameSpeed        },
7186   { &setup.game_frame_delay,            &game_speed_text                },
7187
7188   { &setup.scroll_delay_value,          execSetupChooseScrollDelay      },
7189   { &setup.scroll_delay_value,          &scroll_delay_text              },
7190
7191   { &setup.engine_snapshot_mode,        execSetupChooseSnapshotMode     },
7192   { &setup.engine_snapshot_mode,        &snapshot_mode_text             },
7193
7194   { &setup.window_scaling_percent,      execSetupChooseWindowSize       },
7195   { &setup.window_scaling_percent,      &window_size_text               },
7196
7197   { &setup.window_scaling_quality,      execSetupChooseScalingType      },
7198   { &setup.window_scaling_quality,      &scaling_type_text              },
7199
7200   { &setup.screen_rendering_mode,       execSetupChooseRenderingMode    },
7201   { &setup.screen_rendering_mode,       &rendering_mode_text            },
7202
7203   { &setup.vsync_mode,                  execSetupChooseVsyncMode        },
7204   { &setup.vsync_mode,                  &vsync_mode_text                },
7205
7206   { &setup.graphics_set,                execSetupChooseGraphics         },
7207   { &setup.graphics_set,                &graphics_set_name              },
7208
7209   { &setup.sounds_set,                  execSetupChooseSounds           },
7210   { &setup.sounds_set,                  &sounds_set_name                },
7211
7212   { &setup.music_set,                   execSetupChooseMusic            },
7213   { &setup.music_set,                   &music_set_name                 },
7214
7215   { &setup.volume_simple,               execSetupChooseVolumeSimple     },
7216   { &setup.volume_simple,               &volume_simple_text             },
7217
7218   { &setup.volume_loops,                execSetupChooseVolumeLoops      },
7219   { &setup.volume_loops,                &volume_loops_text              },
7220
7221   { &setup.volume_music,                execSetupChooseVolumeMusic      },
7222   { &setup.volume_music,                &volume_music_text              },
7223
7224   { &setup.touch.control_type,          execSetupChooseTouchControls    },
7225   { &setup.touch.control_type,          &touch_controls_text            },
7226
7227   { &setup.touch.move_distance,         execSetupChooseMoveDistance     },
7228   { &setup.touch.move_distance,         &move_distance_text             },
7229
7230   { &setup.touch.drop_distance,         execSetupChooseDropDistance     },
7231   { &setup.touch.drop_distance,         &drop_distance_text             },
7232
7233   { &setup.touch.transparency,          execSetupChooseTransparency     },
7234   { &setup.touch.transparency,          &transparency_text              },
7235
7236   { &setup.touch.grid_xsize[0],         execSetupChooseGridXSize_0      },
7237   { &setup.touch.grid_xsize[0],         &grid_size_text[0][0]           },
7238
7239   { &setup.touch.grid_ysize[0],         execSetupChooseGridYSize_0      },
7240   { &setup.touch.grid_ysize[0],         &grid_size_text[0][1]           },
7241
7242   { &setup.touch.grid_xsize[1],         execSetupChooseGridXSize_1      },
7243   { &setup.touch.grid_xsize[1],         &grid_size_text[1][0]           },
7244
7245   { &setup.touch.grid_ysize[1],         execSetupChooseGridYSize_1      },
7246   { &setup.touch.grid_ysize[1],         &grid_size_text[1][1]           },
7247
7248   { &setup.internal.menu_game,          execSetupGame                   },
7249   { &setup.internal.menu_engines,       execSetupEngines                },
7250   { &setup.internal.menu_editor,        execSetupEditor                 },
7251   { &setup.internal.menu_graphics,      execSetupGraphics               },
7252   { &setup.internal.menu_sound,         execSetupSound                  },
7253   { &setup.internal.menu_artwork,       execSetupArtwork                },
7254   { &setup.internal.menu_input,         execSetupInput                  },
7255   { &setup.internal.menu_touch,         execSetupTouch                  },
7256   { &setup.internal.menu_shortcuts,     execSetupShortcuts              },
7257   { &setup.internal.menu_exit,          execExitSetup                   },
7258   { &setup.internal.menu_save_and_exit, execSaveAndExitSetup            },
7259
7260   { NULL,                               NULL                            }
7261 };
7262
7263 void setHideRelatedSetupEntries(void)
7264 {
7265   int i;
7266
7267   for (i = 0; hide_related_entry_list[i].value != NULL; i++)
7268     if (hideSetupEntry(hide_related_entry_list[i].value))
7269       setHideSetupEntry(hide_related_entry_list[i].related_value);
7270 }
7271
7272 static struct TokenInfo setup_info_main[] =
7273 {
7274   { TYPE_ENTER_MENU,    execSetupGame,          STR_SETUP_GAME          },
7275   { TYPE_ENTER_MENU,    execSetupEngines,       STR_SETUP_ENGINES       },
7276   { TYPE_ENTER_MENU,    execSetupEditor,        STR_SETUP_EDITOR        },
7277   { TYPE_ENTER_MENU,    execSetupGraphics,      STR_SETUP_GRAPHICS      },
7278   { TYPE_ENTER_MENU,    execSetupSound,         STR_SETUP_SOUND         },
7279   { TYPE_ENTER_MENU,    execSetupArtwork,       STR_SETUP_ARTWORK       },
7280   { TYPE_ENTER_MENU,    execSetupInput,         STR_SETUP_INPUT         },
7281   { TYPE_ENTER_MENU,    execSetupTouch,         STR_SETUP_TOUCH         },
7282   { TYPE_ENTER_MENU,    execSetupShortcuts,     STR_SETUP_SHORTCUTS     },
7283   { TYPE_EMPTY,         NULL,                   ""                      },
7284   { TYPE_LEAVE_MENU,    execExitSetup,          STR_SETUP_EXIT          },
7285   { TYPE_LEAVE_MENU,    execSaveAndExitSetup,   STR_SETUP_SAVE_AND_EXIT },
7286
7287   { 0,                  NULL,                   NULL                    }
7288 };
7289
7290 static struct TokenInfo setup_info_game[] =
7291 {
7292   { TYPE_SWITCH,        &setup.team_mode,       "Team-Mode (Multi-Player):" },
7293   { TYPE_SWITCH,        &setup.network_mode,    "Network Multi-Player Mode:" },
7294   { TYPE_PLAYER,        &setup.network_player_nr,"Preferred Network Player:" },
7295   { TYPE_TEXT_INPUT,    execGadgetNetworkServer, "Network Server Hostname:" },
7296   { TYPE_STRING,        &network_server_text,   ""                      },
7297   { TYPE_SWITCH,        &setup.use_api_server,  "Use Highscore Server:" },
7298   { TYPE_ENTER_LIST,    execSetupChooseScoresType,"Scores in Highscore List:" },
7299   { TYPE_STRING,        &scores_type_text,      ""                      },
7300   { TYPE_ENTER_LIST,    execOfferUploadTapes,   "Upload Tapes to Server" },
7301   { TYPE_SWITCH,        &setup.multiple_users,  "Multiple Users/Teams:" },
7302   { TYPE_YES_NO,        &setup.input_on_focus,  "Only Move Focussed Player:" },
7303   { TYPE_SWITCH,        &setup.time_limit,      "Time Limit:"           },
7304   { TYPE_SWITCH,        &setup.handicap,        "Handicap:"             },
7305   { TYPE_SWITCH,        &setup.skip_levels,     "Skip Unsolved Levels:" },
7306   { TYPE_SWITCH,        &setup.increment_levels,"Increment Solved Levels:" },
7307   { TYPE_SWITCH,        &setup.auto_play_next_level,"Auto-play Next Level:" },
7308   { TYPE_SWITCH,        &setup.count_score_after_game,"Count Score After Game:" },
7309   { TYPE_SWITCH,        &setup.show_scores_after_game,"Show Scores After Game:" },
7310   { TYPE_YES_NO,        &setup.ask_on_game_over, "Ask on Game Over:"    },
7311   { TYPE_YES_NO,        &setup.ask_on_quit_game, "Ask on Quit Game:"    },
7312   { TYPE_YES_NO,        &setup.ask_on_quit_program, "Ask on Quit Program:" },
7313   { TYPE_SWITCH,        &setup.autorecord,      "Auto-Record Tapes:"    },
7314   { TYPE_ENTER_LIST,    execSetupChooseGameSpeed, "Game Speed:"         },
7315   { TYPE_STRING,        &game_speed_text,       ""                      },
7316   { TYPE_SWITCH,        &setup.game_speed_extended, "Game Speed Extended List:" },
7317 #if 1
7318   { TYPE_ENTER_LIST,    execSetupChooseScrollDelay, "Scroll Delay:"     },
7319   { TYPE_STRING,        &scroll_delay_text,     ""                      },
7320 #endif
7321   { TYPE_ENTER_LIST, execSetupChooseSnapshotMode,"Game Engine Snapshot Mode:" },
7322   { TYPE_STRING,        &snapshot_mode_text,    ""                      },
7323   { TYPE_SWITCH,        &setup.show_load_save_buttons,"Show Load/Save Buttons:" },
7324   { TYPE_SWITCH,        &setup.show_undo_redo_buttons,"Show Undo/Redo Buttons:" },
7325   { TYPE_EMPTY,         NULL,                   ""                      },
7326   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7327
7328   { 0,                  NULL,                   NULL                    }
7329 };
7330
7331 static struct TokenInfo setup_info_engines[] =
7332 {
7333   { TYPE_HEADLINE,      NULL,                   "Emerald Mine"          },
7334   { TYPE_SWITCH,        &setup.forced_scroll_delay, "Scroll Delay:"     },
7335   { TYPE_ECS_AGA,       &setup.prefer_aga_graphics, "Amiga Graphics Chipset:" },
7336   { TYPE_SWITCH,        &setup.prefer_lowpass_sounds,"Low-Pass Filter Sounds:" },
7337   { TYPE_SWITCH,        &setup.prefer_extra_panel_items,"Show Dynamite and Keys:" },
7338   { TYPE_EMPTY,         NULL,                   ""                      },
7339   { TYPE_HEADLINE,      NULL,                   "Supaplex"              },
7340   { TYPE_SWITCH,        &setup.sp_show_border_elements, "Border Elements:" },
7341   { TYPE_EMPTY,         NULL,                   ""                      },
7342   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7343
7344   { 0,                  NULL,                   NULL                    }
7345 };
7346
7347 static struct TokenInfo setup_info_editor[] =
7348 {
7349 #if 0
7350   { TYPE_SWITCH,        &setup.editor.el_boulderdash,   "Boulder Dash:" },
7351   { TYPE_SWITCH,        &setup.editor.el_emerald_mine,  "Emerald Mine:" },
7352   { TYPE_SWITCH, &setup.editor.el_emerald_mine_club,    "Emerald Mine Club:" },
7353   { TYPE_SWITCH,        &setup.editor.el_more,          "Rocks'n'Diamonds:" },
7354   { TYPE_SWITCH,        &setup.editor.el_sokoban,       "Sokoban:"      },
7355   { TYPE_SWITCH,        &setup.editor.el_supaplex,      "Supaplex:"     },
7356   { TYPE_SWITCH,        &setup.editor.el_diamond_caves, "Diamond Caves II:" },
7357   { TYPE_SWITCH,        &setup.editor.el_dx_boulderdash,"DX-Boulderdash:" },
7358   { TYPE_SWITCH,        &setup.editor.el_chars,         "Text Characters:" },
7359   { TYPE_SWITCH, &setup.editor.el_steel_chars, "Text Characters (Steel):" },
7360 #endif
7361   { TYPE_SWITCH,        &setup.editor.el_classic,  "Classic Elements:" },
7362   { TYPE_SWITCH,        &setup.editor.el_custom,  "Custom & Group Elements:" },
7363 #if 0
7364   { TYPE_SWITCH,        &setup.editor.el_headlines,     "Headlines:"    },
7365 #endif
7366   { TYPE_SWITCH, &setup.editor.el_user_defined, "User defined element list:" },
7367   { TYPE_SWITCH,        &setup.editor.el_dynamic,  "Dynamic level elements:" },
7368   { TYPE_EMPTY,         NULL,                   ""                      },
7369 #if 0
7370   { TYPE_SWITCH,        &setup.editor.el_by_game,   "Show elements by game:" },
7371   { TYPE_SWITCH,        &setup.editor.el_by_type,   "Show elements by type:" },
7372   { TYPE_EMPTY,         NULL,                   ""                      },
7373 #endif
7374   { TYPE_SWITCH, &setup.editor.show_element_token,      "Show element token:" },
7375   { TYPE_EMPTY,         NULL,                   ""                      },
7376   { TYPE_SWITCH, &setup.editor.show_read_only_warning,  "Show read-only warning:" },
7377   { TYPE_EMPTY,         NULL,                   ""                      },
7378   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7379
7380   { 0,                  NULL,                   NULL                    }
7381 };
7382
7383 static struct TokenInfo setup_info_graphics[] =
7384 {
7385 #if !defined(PLATFORM_ANDROID)
7386   { TYPE_SWITCH,        &setup.fullscreen,      "Fullscreen:"           },
7387   { TYPE_ENTER_LIST,    execSetupChooseWindowSize, "Window Scaling:"    },
7388   { TYPE_STRING,        &window_size_text,      ""                      },
7389   { TYPE_ENTER_LIST,    execSetupChooseScalingType, "Anti-Aliasing:"    },
7390   { TYPE_STRING,        &scaling_type_text,     ""                      },
7391   { TYPE_ENTER_LIST,    execSetupChooseRenderingMode, "Special Rendering:" },
7392   { TYPE_STRING,        &rendering_mode_text,   ""                      },
7393 #endif
7394 #if 0
7395   { TYPE_ENTER_LIST,    execSetupChooseScrollDelay, "Scroll Delay:"     },
7396   { TYPE_STRING,        &scroll_delay_text,     ""                      },
7397 #endif
7398   { TYPE_ENTER_LIST,    execSetupChooseVsyncMode, "Vertical Sync (VSync):" },
7399   { TYPE_STRING,        &vsync_mode_text,       ""                      },
7400   { TYPE_SWITCH,        &setup.fade_screens,    "Fade Screens:"         },
7401   { TYPE_SWITCH,        &setup.quick_switch,    "Quick Player Focus Switch:" },
7402   { TYPE_SWITCH,        &setup.quick_doors,     "Quick Menu Doors:"     },
7403   { TYPE_SWITCH,        &setup.show_titlescreen,"Show Title Screens:"   },
7404   { TYPE_SWITCH,        &setup.toons,           "Show Menu Animations:" },
7405   { TYPE_SWITCH,        &setup.small_game_graphics, "Small Game Graphics:" },
7406   { TYPE_YES_NO_AUTO,   &setup.debug.xsn_mode,  debug_xsn_mode          },
7407   { TYPE_EMPTY,         NULL,                   ""                      },
7408   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7409
7410   { 0,                  NULL,                   NULL                    }
7411 };
7412
7413 static struct TokenInfo setup_info_sound[] =
7414 {
7415   { TYPE_SWITCH,        &setup.sound_simple,    "Sound Effects (Normal):"  },
7416   { TYPE_SWITCH,        &setup.sound_loops,     "Sound Effects (Looping):" },
7417   { TYPE_SWITCH,        &setup.sound_music,     "Music:"                },
7418   { TYPE_EMPTY,         NULL,                   ""                      },
7419   { TYPE_ENTER_LIST,    execSetupChooseVolumeSimple, "Sound Volume (Normal):" },
7420   { TYPE_STRING,        &volume_simple_text,    ""                      },
7421   { TYPE_ENTER_LIST,    execSetupChooseVolumeLoops, "Sound Volume (Looping):" },
7422   { TYPE_STRING,        &volume_loops_text,     ""                      },
7423   { TYPE_ENTER_LIST,    execSetupChooseVolumeMusic, "Music Volume:"     },
7424   { TYPE_STRING,        &volume_music_text,     ""                      },
7425   { TYPE_EMPTY,         NULL,                   ""                      },
7426   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7427
7428   { 0,                  NULL,                   NULL                    }
7429 };
7430
7431 static struct TokenInfo setup_info_artwork[] =
7432 {
7433   { TYPE_ENTER_LIST,    execSetupChooseGraphics,"Custom Graphics:"      },
7434   { TYPE_STRING,        &graphics_set_name,     ""                      },
7435   { TYPE_ENTER_LIST,    execSetupChooseSounds,  "Custom Sounds:"        },
7436   { TYPE_STRING,        &sounds_set_name,       ""                      },
7437   { TYPE_ENTER_LIST,    execSetupChooseMusic,   "Custom Music:"         },
7438   { TYPE_STRING,        &music_set_name,        ""                      },
7439   { TYPE_EMPTY,         NULL,                   ""                      },
7440   { TYPE_YES_NO_AUTO,&setup.override_level_graphics,"Override Level Graphics:"},
7441   { TYPE_YES_NO_AUTO,&setup.override_level_sounds,  "Override Level Sounds:"  },
7442   { TYPE_YES_NO_AUTO,&setup.override_level_music,   "Override Level Music:"   },
7443   { TYPE_EMPTY,         NULL,                   ""                      },
7444   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7445
7446   { 0,                  NULL,                   NULL                    }
7447 };
7448
7449 static struct TokenInfo setup_info_input[] =
7450 {
7451   { TYPE_SWITCH,        NULL,                   "Player:"               },
7452   { TYPE_SWITCH,        NULL,                   "Device:"               },
7453   { TYPE_SWITCH,        NULL,                   ""                      },
7454   { TYPE_SKIPPABLE,     NULL,                   ""                      },
7455   { TYPE_EMPTY,         NULL,                   ""                      },
7456   { TYPE_EMPTY,         NULL,                   ""                      },
7457   { TYPE_EMPTY,         NULL,                   ""                      },
7458   { TYPE_EMPTY,         NULL,                   ""                      },
7459   { TYPE_EMPTY,         NULL,                   ""                      },
7460   { TYPE_EMPTY,         NULL,                   ""                      },
7461   { TYPE_EMPTY,         NULL,                   ""                      },
7462   { TYPE_EMPTY,         NULL,                   ""                      },
7463   { TYPE_SKIPPABLE,     NULL,                   ""                      },
7464   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7465
7466   { 0,                  NULL,                   NULL                    }
7467 };
7468
7469 static struct TokenInfo setup_info_touch[] =
7470 {
7471   { TYPE_ENTER_LIST,    execSetupChooseTouchControls, "Touch Control Type:" },
7472   { TYPE_STRING,        &touch_controls_text,   ""                      },
7473   { TYPE_EMPTY,         NULL,                   ""                      },
7474   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7475
7476   { 0,                  NULL,                   NULL                    }
7477 };
7478
7479 static struct TokenInfo setup_info_touch_virtual_buttons_0[] =
7480 {
7481   { TYPE_ENTER_LIST,    execSetupChooseTouchControls, "Touch Control Type:" },
7482   { TYPE_STRING,        &touch_controls_text,   ""                      },
7483   { TYPE_EMPTY,         NULL,                   ""                      },
7484   { TYPE_ENTER_LIST,    execSetupChooseGridXSize_0, "Horizontal Buttons (Landscape):"   },
7485   { TYPE_STRING,        &grid_size_text[0][0],  ""                      },
7486   { TYPE_ENTER_LIST,    execSetupChooseGridYSize_0, "Vertical Buttons (Landscape):"     },
7487   { TYPE_STRING,        &grid_size_text[0][1],  ""                      },
7488   { TYPE_ENTER_LIST,    execSetupChooseTransparency, "Button Transparency:" },
7489   { TYPE_STRING,        &transparency_text,     ""                      },
7490   { TYPE_SWITCH,        &setup.touch.draw_outlined, "Draw Buttons Outlined:" },
7491   { TYPE_SWITCH,        &setup.touch.draw_pressed, "Highlight Pressed Buttons:" },
7492   { TYPE_EMPTY,         NULL,                   ""                      },
7493   { TYPE_ENTER_LIST,    execSetupConfigureVirtualButtons, "Configure Virtual Buttons" },
7494   { TYPE_EMPTY,         NULL,                   ""                      },
7495   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7496
7497   { 0,                  NULL,                   NULL                    }
7498 };
7499
7500 static struct TokenInfo setup_info_touch_virtual_buttons_1[] =
7501 {
7502   { TYPE_ENTER_LIST,    execSetupChooseTouchControls, "Touch Control Type:" },
7503   { TYPE_STRING,        &touch_controls_text,   ""                      },
7504   { TYPE_EMPTY,         NULL,                   ""                      },
7505   { TYPE_ENTER_LIST,    execSetupChooseGridXSize_1, "Horizontal Buttons (Portrait):"    },
7506   { TYPE_STRING,        &grid_size_text[1][0],  ""                      },
7507   { TYPE_ENTER_LIST,    execSetupChooseGridYSize_1, "Vertical Buttons (Portrait):"      },
7508   { TYPE_STRING,        &grid_size_text[1][1],  ""                      },
7509   { TYPE_ENTER_LIST,    execSetupChooseTransparency, "Button Transparency:" },
7510   { TYPE_STRING,        &transparency_text,     ""                      },
7511   { TYPE_SWITCH,        &setup.touch.draw_outlined, "Draw Buttons Outlined:" },
7512   { TYPE_SWITCH,        &setup.touch.draw_pressed, "Highlight Pressed Buttons:" },
7513   { TYPE_EMPTY,         NULL,                   ""                      },
7514   { TYPE_ENTER_LIST,    execSetupConfigureVirtualButtons, "Configure Virtual Buttons" },
7515   { TYPE_EMPTY,         NULL,                   ""                      },
7516   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7517
7518   { 0,                  NULL,                   NULL                    }
7519 };
7520
7521 static struct TokenInfo *setup_info_touch_virtual_buttons[] =
7522 {
7523   setup_info_touch_virtual_buttons_0,
7524   setup_info_touch_virtual_buttons_1
7525 };
7526
7527 static struct TokenInfo setup_info_touch_wipe_gestures[] =
7528 {
7529   { TYPE_ENTER_LIST,    execSetupChooseTouchControls, "Touch Control Type:" },
7530   { TYPE_STRING,        &touch_controls_text,   ""                      },
7531   { TYPE_EMPTY,         NULL,                   ""                      },
7532   { TYPE_ENTER_LIST,    execSetupChooseMoveDistance, "Move Trigger Distance:" },
7533   { TYPE_STRING,        &move_distance_text,    ""                      },
7534   { TYPE_ENTER_LIST,    execSetupChooseDropDistance, "Drop Trigger Distance:" },
7535   { TYPE_STRING,        &drop_distance_text,    ""                      },
7536   { TYPE_EMPTY,         NULL,                   ""                      },
7537   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7538
7539   { 0,                  NULL,                   NULL                    }
7540 };
7541
7542 static struct TokenInfo setup_info_shortcuts[] =
7543 {
7544   { TYPE_ENTER_MENU,    execSetupShortcuts1,    "Various Keys"          },
7545   { TYPE_ENTER_MENU,    execSetupShortcuts2,    "Player Focus"          },
7546   { TYPE_ENTER_MENU,    execSetupShortcuts3,    "Tape Buttons"          },
7547   { TYPE_ENTER_MENU,    execSetupShortcuts4,    "Sound & Music"         },
7548   { TYPE_ENTER_MENU,    execSetupShortcuts5,    "TAS Snap Keys"         },
7549   { TYPE_EMPTY,         NULL,                   ""                      },
7550   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7551
7552   { 0,                  NULL,                   NULL                    }
7553 };
7554
7555 static struct TokenInfo setup_info_shortcuts_1[] =
7556 {
7557   { TYPE_KEYTEXT,       NULL,           "Quick Save Game to Tape:",     },
7558   { TYPE_KEY,           &setup.shortcut.save_game, ""                   },
7559   { TYPE_KEYTEXT,       NULL,           "Quick Load Game from Tape:",   },
7560   { TYPE_KEY,           &setup.shortcut.load_game, ""                   },
7561   { TYPE_KEYTEXT,       NULL,           "Start Game & Toggle Pause:",   },
7562   { TYPE_KEY,           &setup.shortcut.toggle_pause, ""                },
7563   { TYPE_EMPTY,         NULL,                   ""                      },
7564   { TYPE_YES_NO,        &setup.ask_on_escape,   "Ask on 'Esc' Key:"     },
7565   { TYPE_YES_NO, &setup.ask_on_escape_editor,   "Ask on 'Esc' Key (Editor):" },
7566   { TYPE_EMPTY,         NULL,                   ""                      },
7567   { TYPE_LEAVE_MENU,    execSetupShortcuts,     "Back"                  },
7568
7569   { 0,                  NULL,                   NULL                    }
7570 };
7571
7572 static struct TokenInfo setup_info_shortcuts_2[] =
7573 {
7574   { TYPE_KEYTEXT,       NULL,           "Set Focus to Player 1:",       },
7575   { TYPE_KEY,           &setup.shortcut.focus_player[0], ""             },
7576   { TYPE_KEYTEXT,       NULL,           "Set Focus to Player 2:",       },
7577   { TYPE_KEY,           &setup.shortcut.focus_player[1], ""             },
7578   { TYPE_KEYTEXT,       NULL,           "Set Focus to Player 3:",       },
7579   { TYPE_KEY,           &setup.shortcut.focus_player[2], ""             },
7580   { TYPE_KEYTEXT,       NULL,           "Set Focus to Player 4:",       },
7581   { TYPE_KEY,           &setup.shortcut.focus_player[3], ""             },
7582   { TYPE_KEYTEXT,       NULL,           "Set Focus to All Players:",    },
7583   { TYPE_KEY,           &setup.shortcut.focus_player_all, ""            },
7584   { TYPE_EMPTY,         NULL,                   ""                      },
7585   { TYPE_LEAVE_MENU,    execSetupShortcuts,     "Back"                  },
7586
7587   { 0,                  NULL,                   NULL                    }
7588 };
7589
7590 static struct TokenInfo setup_info_shortcuts_3[] =
7591 {
7592   { TYPE_KEYTEXT,       NULL,                   "Eject Tape:",          },
7593   { TYPE_KEY,           &setup.shortcut.tape_eject, ""                  },
7594   { TYPE_KEYTEXT,       NULL,                   "Warp / Single Step:",  },
7595   { TYPE_KEY,           &setup.shortcut.tape_extra, ""                  },
7596   { TYPE_KEYTEXT,       NULL,                   "Stop Tape:",           },
7597   { TYPE_KEY,           &setup.shortcut.tape_stop, ""                   },
7598   { TYPE_KEYTEXT,       NULL,                   "Pause / Unpause Tape:",},
7599   { TYPE_KEY,           &setup.shortcut.tape_pause, ""                  },
7600   { TYPE_KEYTEXT,       NULL,                   "Record Tape:",         },
7601   { TYPE_KEY,           &setup.shortcut.tape_record, ""                 },
7602   { TYPE_KEYTEXT,       NULL,                   "Play Tape:",           },
7603   { TYPE_KEY,           &setup.shortcut.tape_play, ""                   },
7604   { TYPE_EMPTY,         NULL,                   ""                      },
7605   { TYPE_LEAVE_MENU,    execSetupShortcuts,     "Back"                  },
7606
7607   { 0,                  NULL,                   NULL                    }
7608 };
7609
7610 static struct TokenInfo setup_info_shortcuts_4[] =
7611 {
7612   { TYPE_KEYTEXT,       NULL,           "Toggle Sound Effects (Normal):", },
7613   { TYPE_KEY,           &setup.shortcut.sound_simple, ""                },
7614   { TYPE_KEYTEXT,       NULL,           "Toggle Sound Effects (Looping):", },
7615   { TYPE_KEY,           &setup.shortcut.sound_loops, ""                 },
7616   { TYPE_KEYTEXT,       NULL,           "Toggle Music:",                },
7617   { TYPE_KEY,           &setup.shortcut.sound_music, ""                 },
7618   { TYPE_EMPTY,         NULL,                   ""                      },
7619   { TYPE_LEAVE_MENU,    execSetupShortcuts,     "Back"                  },
7620
7621   { 0,                  NULL,                   NULL                    }
7622 };
7623
7624 static struct TokenInfo setup_info_shortcuts_5[] =
7625 {
7626   { TYPE_KEYTEXT,       NULL,                   "Snap Left:",           },
7627   { TYPE_KEY,           &setup.shortcut.snap_left, ""                   },
7628   { TYPE_KEYTEXT,       NULL,                   "Snap Right:",          },
7629   { TYPE_KEY,           &setup.shortcut.snap_right, ""                  },
7630   { TYPE_KEYTEXT,       NULL,                   "Snap Up:",             },
7631   { TYPE_KEY,           &setup.shortcut.snap_up, ""                     },
7632   { TYPE_KEYTEXT,       NULL,                   "Snap Down:",           },
7633   { TYPE_KEY,           &setup.shortcut.snap_down, ""                   },
7634   { TYPE_EMPTY,         NULL,                   ""                      },
7635   { TYPE_LEAVE_MENU,    execSetupShortcuts,     "Back"                  },
7636
7637   { 0,                  NULL,                   NULL                    }
7638 };
7639
7640 static Key getSetupKey(void)
7641 {
7642   Key key = KSYM_UNDEFINED;
7643   boolean got_key_event = FALSE;
7644
7645   while (!got_key_event)
7646   {
7647     Event event;
7648
7649     if (NextValidEvent(&event))
7650     {
7651       switch (event.type)
7652       {
7653         case EVENT_KEYPRESS:
7654           {
7655             key = GetEventKey((KeyEvent *)&event, TRUE);
7656
7657             // press 'Escape' or 'Enter' to keep the existing key binding
7658             if (key == KSYM_Escape || key == KSYM_Return)
7659               key = KSYM_UNDEFINED;     // keep old value
7660
7661             got_key_event = TRUE;
7662           }
7663           break;
7664
7665         case EVENT_KEYRELEASE:
7666           key_joystick_mapping = 0;
7667           break;
7668
7669         default:
7670           HandleOtherEvents(&event);
7671           break;
7672       }
7673     }
7674
7675     BackToFront();
7676   }
7677
7678   return key;
7679 }
7680
7681 static int getSetupValueFont(int type, void *value)
7682 {
7683   if (type & TYPE_GHOSTED)
7684     return FONT_OPTION_OFF;
7685   else if (type & TYPE_KEY)
7686     return (type & TYPE_QUERY ? FONT_INPUT_1_ACTIVE : FONT_VALUE_1);
7687   else if (type & TYPE_STRING)
7688     return FONT_VALUE_2;
7689   else if (type & TYPE_ECS_AGA)
7690     return FONT_VALUE_1;
7691   else if (type & TYPE_BOOLEAN_STYLE)
7692     return (*(boolean *)value ? FONT_OPTION_ON : FONT_OPTION_OFF);
7693   else if (type & TYPE_YES_NO_AUTO)
7694     return (*(int *)value == AUTO  ? FONT_OPTION_ON :
7695             *(int *)value == FALSE ? FONT_OPTION_OFF : FONT_OPTION_ON);
7696   else if (type & TYPE_PLAYER)
7697     return FONT_VALUE_1;
7698   else
7699     return FONT_VALUE_1;
7700 }
7701
7702 static int getSetupValueFontNarrow(int type, int font_nr)
7703 {
7704   return (font_nr == FONT_VALUE_1    ? FONT_VALUE_NARROW :
7705           font_nr == FONT_OPTION_ON  ? FONT_OPTION_ON_NARROW :
7706           font_nr == FONT_OPTION_OFF ? FONT_OPTION_OFF_NARROW :
7707           font_nr);
7708 }
7709
7710 static void drawSetupValue(int screen_pos, int setup_info_pos_raw)
7711 {
7712   int si_pos = (setup_info_pos_raw < 0 ? screen_pos : setup_info_pos_raw);
7713   struct TokenInfo *si = &setup_info[si_pos];
7714   boolean font_draw_xoffset_modified = FALSE;
7715   boolean scrollbar_needed = (num_setup_info < max_setup_info);
7716   int font_draw_xoffset_old = -1;
7717   int xoffset = (scrollbar_needed ? -1 : 0);
7718   int menu_screen_value_xpos = MENU_SCREEN_VALUE_XPOS + xoffset;
7719   int menu_screen_max_xpos = MENU_SCREEN_MAX_XPOS + xoffset;
7720   int xpos = menu_screen_value_xpos;
7721   int ypos = MENU_SCREEN_START_YPOS + screen_pos;
7722   int startx = mSX + xpos * 32;
7723   int starty = mSY + ypos * 32;
7724   int type = si->type;
7725   void *value = si->value;
7726   char *value_string = getSetupValue(type, value);
7727   int font_nr_default = getSetupValueFont(type, value);
7728   int font_width_default = getFontWidth(font_nr_default);
7729   int font_nr = font_nr_default;
7730   int i;
7731
7732   if (value_string == NULL)
7733     return;
7734
7735   if (type & TYPE_KEY)
7736   {
7737     xpos = MENU_SCREEN_START_XPOS;
7738
7739     if (type & TYPE_QUERY)
7740       value_string = "<press key>";
7741   }
7742   else if (type & TYPE_STRING)
7743   {
7744     int max_value_len = (SXSIZE - 2 * TILEX) / font_width_default;
7745
7746     xpos = MENU_SCREEN_START_XPOS;
7747
7748     if (strlen(value_string) > max_value_len)
7749       value_string[max_value_len] = '\0';
7750   }
7751   else if (type & TYPE_YES_NO_AUTO)
7752   {
7753     xpos = menu_screen_value_xpos - 1;
7754   }
7755   else if (type & TYPE_PLAYER)
7756   {
7757     int displayed_player_nr = *(int *)value + 1;
7758
7759     value_string = getSetupValue(TYPE_INTEGER, (void *)&displayed_player_nr);
7760   }
7761
7762   startx = mSX + xpos * 32;
7763   starty = mSY + ypos * 32;
7764
7765   // special check if right-side setup values moved left due to scrollbar
7766   if (scrollbar_needed && xpos > MENU_SCREEN_START_XPOS)
7767   {
7768     int max_menu_text_length = 26;      // maximum text length for classic menu
7769     int font_xoffset = getFontBitmapInfo(font_nr)->draw_xoffset;
7770     int text_startx = mSX + MENU_SCREEN_START_XPOS * 32;
7771     int text_font_nr = getMenuTextFont(FONT_MENU_2);
7772     int text_font_xoffset = getFontBitmapInfo(text_font_nr)->draw_xoffset;
7773     int text_width = max_menu_text_length * getFontWidth(text_font_nr);
7774
7775     if (startx + font_xoffset < text_startx + text_width + text_font_xoffset)
7776     {
7777       // when using narrow font, left-shifting text "auto" not needed
7778       if (type & TYPE_YES_NO_AUTO)
7779         xpos += 1;
7780
7781       xpos += 1;
7782       startx = mSX + xpos * 32;
7783
7784       font_nr = getSetupValueFontNarrow(type, font_nr);
7785     }
7786   }
7787
7788   // downward compatibility correction for Juergen Bonhagen's menu settings
7789   if (setup_mode != SETUP_MODE_INPUT)
7790   {
7791     int max_menu_text_length_big = (menu_screen_value_xpos -
7792                                     MENU_SCREEN_START_XPOS);
7793     int max_menu_text_length_medium = max_menu_text_length_big * 2;
7794     int check_font_nr = FONT_OPTION_ON; // known font that needs correction
7795     int font1_xoffset = getFontBitmapInfo(font_nr)->draw_xoffset;
7796     int font2_xoffset = getFontBitmapInfo(check_font_nr)->draw_xoffset;
7797     int text_startx = mSX + MENU_SCREEN_START_XPOS * 32;
7798     int text_font_nr = getMenuTextFont(FONT_MENU_2);
7799     int text_font_xoffset = getFontBitmapInfo(text_font_nr)->draw_xoffset;
7800     int text_width = max_menu_text_length_medium * getFontWidth(text_font_nr);
7801     boolean correct_font_draw_xoffset = FALSE;
7802
7803     if (xpos == MENU_SCREEN_START_XPOS &&
7804         startx + font1_xoffset < text_startx + text_font_xoffset)
7805       correct_font_draw_xoffset = TRUE;
7806
7807     if (xpos == menu_screen_value_xpos &&
7808         startx + font2_xoffset < text_startx + text_width + text_font_xoffset)
7809       correct_font_draw_xoffset = TRUE;
7810
7811     // check if setup value would overlap with setup text when printed
7812     // (this can happen for extreme/wrong values for font draw offset)
7813     if (correct_font_draw_xoffset)
7814     {
7815       font_draw_xoffset_old = getFontBitmapInfo(font_nr)->draw_xoffset;
7816       font_draw_xoffset_modified = TRUE;
7817
7818       if (type & TYPE_KEY)
7819         getFontBitmapInfo(font_nr)->draw_xoffset += 2 * getFontWidth(font_nr);
7820       else if (!(type & TYPE_STRING))
7821         getFontBitmapInfo(font_nr)->draw_xoffset = text_font_xoffset + 20 -
7822           max_menu_text_length_medium * (16 - getFontWidth(text_font_nr));
7823     }
7824   }
7825
7826   for (i = 0; i <= menu_screen_max_xpos - xpos; i++)
7827     DrawText(startx + i * font_width_default, starty, " ", font_nr_default);
7828
7829   DrawText(startx, starty, value_string, font_nr);
7830
7831   if (type & TYPE_PLAYER)
7832   {
7833     struct FontBitmapInfo *font = getFontBitmapInfo(font_nr);
7834     int player_nr = *(int *)value;
7835     int xoff = font->draw_xoffset + getFontWidth(font_nr);
7836     int yoff = font->draw_yoffset + (getFontHeight(font_nr) - TILEY) / 2;
7837     int startx2 = startx + xoff;
7838     int starty2 = starty + yoff;
7839
7840     if (DrawingOnBackground(startx2, starty2))
7841       ClearRectangleOnBackground(drawto, startx2, starty2, TILEX, TILEY);
7842
7843     DrawFixedGraphicThruMaskExt(drawto, startx2, starty2,
7844                                 PLAYER_NR_GFX(IMG_PLAYER_1, player_nr), 0);
7845   }
7846
7847   if (font_draw_xoffset_modified)
7848     getFontBitmapInfo(font_nr)->draw_xoffset = font_draw_xoffset_old;
7849 }
7850
7851 static void changeSetupValue(int screen_pos, int setup_info_pos_raw, int dx)
7852 {
7853   int si_pos = (setup_info_pos_raw < 0 ? screen_pos : setup_info_pos_raw);
7854   struct TokenInfo *si = &setup_info[si_pos];
7855
7856   if (si->type & TYPE_BOOLEAN_STYLE)
7857   {
7858     *(boolean *)si->value ^= TRUE;
7859   }
7860   else if (si->type & TYPE_YES_NO_AUTO)
7861   {
7862     *(int *)si->value =
7863       (dx == -1 ?
7864        (*(int *)si->value == AUTO ? TRUE :
7865         *(int *)si->value == TRUE ? FALSE : AUTO) :
7866        (*(int *)si->value == TRUE ? AUTO :
7867         *(int *)si->value == AUTO ? FALSE : TRUE));
7868   }
7869   else if (si->type & TYPE_KEY)
7870   {
7871     Key key;
7872
7873     si->type |= TYPE_QUERY;
7874     drawSetupValue(screen_pos, setup_info_pos_raw);
7875     si->type &= ~TYPE_QUERY;
7876
7877     key = getSetupKey();
7878     if (key != KSYM_UNDEFINED)
7879       *(Key *)si->value = key;
7880   }
7881   else if (si->type & TYPE_PLAYER)
7882   {
7883     int player_nr = *(int *)si->value;
7884
7885     if (dx)
7886       player_nr += dx;
7887     else
7888       player_nr = Request("Choose player", REQ_PLAYER) - 1;
7889
7890     *(int *)si->value = MIN(MAX(0, player_nr), MAX_PLAYERS - 1);
7891   }
7892
7893   drawSetupValue(screen_pos, setup_info_pos_raw);
7894
7895   // fullscreen state may have changed at this point
7896   if (si->value == &setup.fullscreen)
7897     ToggleFullscreenIfNeeded();
7898
7899   // network mode may have changed at this point
7900   if (si->value == &setup.network_mode)
7901     ToggleNetworkModeIfNeeded();
7902
7903   // API server mode may have changed at this point
7904   if (si->value == &setup.use_api_server)
7905     ToggleUseApiServerIfNeeded();
7906
7907   // game speed list may have changed at this point
7908   if (si->value == &setup.game_speed_extended)
7909     ToggleGameSpeedsListIfNeeded();
7910 }
7911
7912 static struct TokenInfo *getSetupInfoFinal(struct TokenInfo *setup_info_orig)
7913 {
7914   static struct TokenInfo *setup_info_final = NULL;
7915   int list_size = 0;
7916   int list_pos = 0;
7917   int i;
7918
7919   // determine maximum list size of target list
7920   while (setup_info_orig[list_size++].type != 0);
7921
7922   // free, allocate and clear memory for target list
7923   checked_free(setup_info_final);
7924   setup_info_final = checked_calloc(list_size * sizeof(struct TokenInfo));
7925
7926   // copy setup info list without setup entries marked as hidden
7927   for (i = 0; setup_info_orig[i].type != 0; i++)
7928   {
7929     // skip setup entries configured to be hidden
7930     if (hideSetupEntry(setup_info_orig[i].value))
7931       continue;
7932
7933     // skip skippable setup entries if screen is lower than usual
7934     if (SCR_FIELDY < SCR_FIELDY_DEFAULT &&
7935         setup_info_orig[i].type == TYPE_SKIPPABLE)
7936       continue;
7937
7938     setup_info_final[list_pos++] = setup_info_orig[i];
7939   }
7940
7941   return setup_info_final;
7942 }
7943
7944 static void DrawSetupScreen_Generic(void)
7945 {
7946   int fade_mask = REDRAW_FIELD;
7947   boolean redraw_all = FALSE;
7948   char *title_string = NULL;
7949   int i;
7950
7951   if (CheckFadeAll())
7952     fade_mask = REDRAW_ALL;
7953
7954   UnmapAllGadgets();
7955   FadeMenuSoundsAndMusic();
7956
7957   FreeScreenGadgets();
7958   CreateScreenGadgets();
7959
7960   if (redraw_mask & REDRAW_ALL)
7961     redraw_all = TRUE;
7962
7963   FadeOut(fade_mask);
7964
7965   // needed if different viewport properties defined for setup screen
7966   ChangeViewportPropertiesIfNeeded();
7967
7968   SetMainBackgroundImage(IMG_BACKGROUND_SETUP);
7969
7970   ClearField();
7971
7972   OpenDoor(GetDoorState() | DOOR_NO_DELAY | DOOR_FORCE_REDRAW);
7973
7974   if (setup_mode == SETUP_MODE_MAIN)
7975   {
7976     setup_info = setup_info_main;
7977     title_string = STR_SETUP_MAIN;
7978   }
7979   else if (setup_mode == SETUP_MODE_GAME)
7980   {
7981     setup_info = setup_info_game;
7982     title_string = STR_SETUP_GAME;
7983   }
7984   else if (setup_mode == SETUP_MODE_ENGINES)
7985   {
7986     setup_info = setup_info_engines;
7987     title_string = STR_SETUP_ENGINES;
7988   }
7989   else if (setup_mode == SETUP_MODE_EDITOR)
7990   {
7991     setup_info = setup_info_editor;
7992     title_string = STR_SETUP_EDITOR;
7993   }
7994   else if (setup_mode == SETUP_MODE_GRAPHICS)
7995   {
7996     setup_info = setup_info_graphics;
7997     title_string = STR_SETUP_GRAPHICS;
7998   }
7999   else if (setup_mode == SETUP_MODE_SOUND)
8000   {
8001     setup_info = setup_info_sound;
8002     title_string = STR_SETUP_SOUND;
8003   }
8004   else if (setup_mode == SETUP_MODE_ARTWORK)
8005   {
8006     setup_info = setup_info_artwork;
8007     title_string = STR_SETUP_ARTWORK;
8008   }
8009   else if (setup_mode == SETUP_MODE_TOUCH)
8010   {
8011     setup_info = setup_info_touch;
8012     title_string = STR_SETUP_TOUCH;
8013
8014     if (strEqual(setup.touch.control_type, TOUCH_CONTROL_VIRTUAL_BUTTONS))
8015       setup_info = setup_info_touch_virtual_buttons[GRID_ACTIVE_NR()];
8016     else if (strEqual(setup.touch.control_type, TOUCH_CONTROL_WIPE_GESTURES))
8017       setup_info = setup_info_touch_wipe_gestures;
8018   }
8019   else if (setup_mode == SETUP_MODE_SHORTCUTS)
8020   {
8021     setup_info = setup_info_shortcuts;
8022     title_string = STR_SETUP_SHORTCUTS;
8023   }
8024   else if (setup_mode == SETUP_MODE_SHORTCUTS_1)
8025   {
8026     setup_info = setup_info_shortcuts_1;
8027     title_string = STR_SETUP_SHORTCUTS;
8028   }
8029   else if (setup_mode == SETUP_MODE_SHORTCUTS_2)
8030   {
8031     setup_info = setup_info_shortcuts_2;
8032     title_string = STR_SETUP_SHORTCUTS;
8033   }
8034   else if (setup_mode == SETUP_MODE_SHORTCUTS_3)
8035   {
8036     setup_info = setup_info_shortcuts_3;
8037     title_string = STR_SETUP_SHORTCUTS;
8038   }
8039   else if (setup_mode == SETUP_MODE_SHORTCUTS_4)
8040   {
8041     setup_info = setup_info_shortcuts_4;
8042     title_string = STR_SETUP_SHORTCUTS;
8043   }
8044   else if (setup_mode == SETUP_MODE_SHORTCUTS_5)
8045   {
8046     setup_info = setup_info_shortcuts_5;
8047     title_string = STR_SETUP_SHORTCUTS;
8048   }
8049
8050   // use modified setup info without setup entries marked as hidden
8051   setup_info = getSetupInfoFinal(setup_info);
8052
8053   DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, title_string);
8054
8055   // determine maximal number of setup entries that can be displayed on screen
8056   num_setup_info = 0;
8057   for (i = 0; setup_info[i].type != 0 && i < NUM_MENU_ENTRIES_ON_SCREEN; i++)
8058     num_setup_info++;
8059
8060   // determine maximal number of setup entries available for this setup screen
8061   max_setup_info = 0;
8062   for (i = 0; setup_info[i].type != 0; i++)
8063     max_setup_info++;
8064
8065   HandleSetupScreen_Generic(0, 0, 0, 0, MB_MENU_INITIALIZE);
8066
8067   MapScreenGadgets(max_setup_info);
8068
8069   if (redraw_all)
8070     redraw_mask = fade_mask = REDRAW_ALL;
8071
8072   DrawMaskedBorder(fade_mask);
8073
8074   FadeIn(fade_mask);
8075 }
8076
8077 void HandleSetupScreen_Generic(int mx, int my, int dx, int dy, int button)
8078 {
8079   menu_info = setup_info;
8080
8081   HandleMenuScreen(mx, my, dx, dy, button,
8082                    setup_mode, num_setup_info, max_setup_info);
8083 }
8084
8085 static void DrawSetupScreen_Input(void)
8086 {
8087   int i;
8088
8089   FadeOut(REDRAW_FIELD);
8090
8091   ClearField();
8092
8093   setup_info = getSetupInfoFinal(setup_info_input);
8094
8095   DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, STR_SETUP_INPUT);
8096
8097   for (i = 0; setup_info[i].type != 0; i++)
8098   {
8099     if (setup_info[i].type & (TYPE_ENTER_MENU|TYPE_ENTER_LIST))
8100       initCursor(i, IMG_MENU_BUTTON_ENTER_MENU);
8101     else if (setup_info[i].type & (TYPE_LEAVE_MENU|TYPE_LEAVE_LIST))
8102       initCursor(i, IMG_MENU_BUTTON_LEAVE_MENU);
8103     else if (setup_info[i].type & ~TYPE_SKIP_ENTRY)
8104       initCursor(i, IMG_MENU_BUTTON);
8105
8106     DrawCursorAndText_Setup(i, -1, FALSE);
8107   }
8108
8109   // create gadgets for setup input menu screen
8110   FreeScreenGadgets();
8111   CreateScreenGadgets();
8112
8113   // map gadgets for setup input menu screen
8114   MapScreenMenuGadgets(SCREEN_MASK_INPUT);
8115
8116   HandleSetupScreen_Input(0, 0, 0, 0, MB_MENU_INITIALIZE);
8117
8118   FadeIn(REDRAW_FIELD);
8119 }
8120
8121 static void setJoystickDeviceToNr(char *device_name, int device_nr)
8122 {
8123   if (device_name == NULL)
8124     return;
8125
8126   if (device_nr < 0 || device_nr >= MAX_PLAYERS)
8127     device_nr = 0;
8128
8129   if (strlen(device_name) > 1)
8130   {
8131     char c1 = device_name[strlen(device_name) - 1];
8132     char c2 = device_name[strlen(device_name) - 2];
8133
8134     if (c1 >= '0' && c1 <= '9' && !(c2 >= '0' && c2 <= '9'))
8135       device_name[strlen(device_name) - 1] = '0' + (char)(device_nr % 10);
8136   }
8137   else
8138     strncpy(device_name, getDeviceNameFromJoystickNr(device_nr),
8139             strlen(device_name));
8140 }
8141
8142 static void drawPlayerSetupInputInfo(int player_nr, boolean active)
8143 {
8144   int i;
8145   static struct SetupKeyboardInfo custom_key;
8146   static struct
8147   {
8148     Key *key;
8149     char *text;
8150   } custom[] =
8151   {
8152     { &custom_key.left,  "Axis/Pad Left"  },
8153     { &custom_key.right, "Axis/Pad Right" },
8154     { &custom_key.up,    "Axis/Pad Up"    },
8155     { &custom_key.down,  "Axis/Pad Down"  },
8156     { &custom_key.snap,  "Button 1/A/X"   },
8157     { &custom_key.drop,  "Button 2/B/Y"   }
8158   };
8159   static char *joystick_name[MAX_PLAYERS] =
8160   {
8161     "Joystick1",
8162     "Joystick2",
8163     "Joystick3",
8164     "Joystick4"
8165   };
8166   int font_nr_menu = (active ? FONT_MENU_1_ACTIVE : FONT_MENU_1);
8167   int font_nr_info = FONT_MENU_1;
8168   int font_nr_name = FONT_VALUE_OLD;
8169   int font_nr_on   = FONT_VALUE_1;
8170   int font_nr_off  = FONT_VALUE_OLD;
8171   int pos = 4;
8172
8173   if (SCR_FIELDX < SCR_FIELDX_DEFAULT)
8174   {
8175     font_nr_info = FONT_MENU_2;
8176     font_nr_on   = FONT_VALUE_NARROW;
8177     font_nr_off  = FONT_VALUE_OLD_NARROW;
8178   }
8179
8180   custom_key = setup.input[player_nr].key;
8181
8182   DrawText(mSX + 11 * 32, mSY + 2 * 32, int2str(player_nr + 1, 1),
8183            FONT_INPUT_1_ACTIVE);
8184
8185   ClearRectangleOnBackground(drawto, mSX + 8 * TILEX, mSY + 2 * TILEY,
8186                              TILEX, TILEY);
8187   DrawFixedGraphicThruMaskExt(drawto, mSX + 8 * TILEX, mSY + 2 * TILEY,
8188                               PLAYER_NR_GFX(IMG_PLAYER_1, player_nr), 0);
8189
8190   if (setup.input[player_nr].use_joystick)
8191   {
8192     char *device_name = setup.input[player_nr].joy.device_name;
8193     int joystick_nr = getJoystickNrFromDeviceName(device_name);
8194     boolean joystick_active = CheckJoystickOpened(joystick_nr);
8195     char *text = joystick_name[joystick_nr];
8196     int font_nr = (joystick_active ? font_nr_on : font_nr_off);
8197
8198     DrawText(mSX + 8 * 32, mSY + 3 * 32, text, font_nr);
8199     DrawText(mSX + 32, mSY + 4 * 32, "Configure", font_nr_menu);
8200   }
8201   else
8202   {
8203     DrawText(mSX + 8 * 32, mSY + 3 * 32, "Keyboard ", font_nr_on);
8204     DrawText(mSX + 1 * 32, mSY + 4 * 32, "Customize", font_nr_menu);
8205   }
8206
8207   if (SCR_FIELDY >= SCR_FIELDY_DEFAULT)
8208     DrawText(mSX + 32, mSY + 5 * 32, "Actual Settings:", font_nr_info);
8209   else
8210     pos = 3;
8211
8212   drawCursorXY(1, pos + 0, IMG_MENU_BUTTON_LEFT);
8213   drawCursorXY(1, pos + 1, IMG_MENU_BUTTON_RIGHT);
8214   drawCursorXY(1, pos + 2, IMG_MENU_BUTTON_UP);
8215   drawCursorXY(1, pos + 3, IMG_MENU_BUTTON_DOWN);
8216
8217   DrawText(mSX + 2 * 32, mSY + (pos + 2) * 32, ":", font_nr_name);
8218   DrawText(mSX + 2 * 32, mSY + (pos + 3) * 32, ":", font_nr_name);
8219   DrawText(mSX + 2 * 32, mSY + (pos + 4) * 32, ":", font_nr_name);
8220   DrawText(mSX + 2 * 32, mSY + (pos + 5) * 32, ":", font_nr_name);
8221   DrawText(mSX + 1 * 32, mSY + (pos + 6) * 32, "Snap Field:", font_nr_name);
8222   DrawText(mSX + 1 * 32, mSY + (pos + 8) * 32, "Drop Element:", font_nr_name);
8223
8224   for (i = 0; i < 6; i++)
8225   {
8226     int ypos = (pos + 2) + i + (i > 3 ? i - 3 : 0);
8227
8228     DrawText(mSX + 3 * 32, mSY + ypos * 32,
8229              "              ", font_nr_on);
8230     DrawText(mSX + 3 * 32, mSY + ypos * 32,
8231              (setup.input[player_nr].use_joystick ?
8232               custom[i].text :
8233               getKeyNameFromKey(*custom[i].key)), font_nr_on);
8234   }
8235 }
8236
8237 static int input_player_nr = 0;
8238
8239 static void HandleSetupScreen_Input_Player(int step, int direction)
8240 {
8241   int old_player_nr = input_player_nr;
8242   int new_player_nr;
8243
8244   new_player_nr = old_player_nr + step * direction;
8245   if (new_player_nr < 0)
8246     new_player_nr = 0;
8247   if (new_player_nr > MAX_PLAYERS - 1)
8248     new_player_nr = MAX_PLAYERS - 1;
8249
8250   if (new_player_nr != old_player_nr)
8251   {
8252     input_player_nr = new_player_nr;
8253
8254     drawPlayerSetupInputInfo(input_player_nr, FALSE);
8255   }
8256 }
8257
8258 void HandleSetupScreen_Input(int mx, int my, int dx, int dy, int button)
8259 {
8260   static int choice = 0;
8261   int x = 0;
8262   int y = choice;
8263   int pos_start  = SETUPINPUT_SCREEN_POS_START;
8264   int pos_empty1 = SETUPINPUT_SCREEN_POS_EMPTY1;
8265   int pos_empty2 = SETUPINPUT_SCREEN_POS_EMPTY2;
8266   int pos_end    = SETUPINPUT_SCREEN_POS_END;
8267
8268   if (SCR_FIELDY < SCR_FIELDY_DEFAULT)
8269   {
8270     int i;
8271
8272     for (i = 0; setup_info_input[i].type != 0; i++)
8273     {
8274       // adjust menu structure according to skipped setup entries
8275       if (setup_info_input[i].type == TYPE_SKIPPABLE)
8276       {
8277         pos_empty2--;
8278         pos_end--;
8279       }
8280     }
8281   }
8282
8283   if (button == MB_MENU_INITIALIZE)
8284   {
8285     // input setup menu may have changed size due to graphics configuration
8286     if (choice >= pos_empty1)
8287       choice = pos_end;
8288
8289     drawPlayerSetupInputInfo(input_player_nr, (choice == 2));
8290
8291     DrawCursorAndText_Setup(choice, -1, TRUE);
8292
8293     return;
8294   }
8295   else if (button == MB_MENU_LEAVE)
8296   {
8297     setup_mode = SETUP_MODE_MAIN;
8298     DrawSetupScreen();
8299     InitJoysticks();
8300
8301     return;
8302   }
8303
8304   if (mx || my)         // mouse input
8305   {
8306     x = (mx - mSX) / 32;
8307     y = (my - mSY) / 32 - MENU_SCREEN_START_YPOS;
8308   }
8309   else if (dx || dy)    // keyboard input
8310   {
8311     if (dx && choice == 0)
8312       x = (dx < 0 ? 10 : 12);
8313     else if ((dx && choice == 1) ||
8314              (dx == -1 && choice == pos_end))
8315       button = MB_MENU_CHOICE;
8316     else if (dy)
8317       y = choice + dy;
8318
8319     if (y >= pos_empty1 && y <= pos_empty2)
8320       y = (dy > 0 ? pos_empty2 + 1 : pos_empty1 - 1);
8321   }
8322
8323   if (y == 0 && dx != 0 && button)
8324   {
8325     HandleSetupScreen_Input_Player(1, dx < 0 ? -1 : +1);
8326   }
8327   else if (IN_VIS_FIELD(x, y) &&        // (does not use "IN_VIS_MENU()" yet)
8328            y >= pos_start && y <= pos_end &&
8329            !(y >= pos_empty1 && y <= pos_empty2))
8330   {
8331     if (button)
8332     {
8333       if (y != choice)
8334       {
8335         DrawCursorAndText_Setup(choice, -1, FALSE);
8336         DrawCursorAndText_Setup(y, -1, TRUE);
8337
8338         drawPlayerSetupInputInfo(input_player_nr, (y == 2));
8339
8340         choice = y;
8341       }
8342     }
8343     else
8344     {
8345       if (y == 1)
8346       {
8347         char *device_name = setup.input[input_player_nr].joy.device_name;
8348
8349         if (!setup.input[input_player_nr].use_joystick)
8350         {
8351           int new_device_nr = (dx >= 0 ? 0 : MAX_PLAYERS - 1);
8352
8353           setJoystickDeviceToNr(device_name, new_device_nr);
8354           setup.input[input_player_nr].use_joystick = TRUE;
8355         }
8356         else
8357         {
8358           int device_nr = getJoystickNrFromDeviceName(device_name);
8359           int new_device_nr = device_nr + (dx >= 0 ? +1 : -1);
8360
8361           if (new_device_nr < 0 || new_device_nr >= MAX_PLAYERS)
8362             setup.input[input_player_nr].use_joystick = FALSE;
8363           else
8364             setJoystickDeviceToNr(device_name, new_device_nr);
8365         }
8366
8367         drawPlayerSetupInputInfo(input_player_nr, FALSE);
8368       }
8369       else if (y == 2)
8370       {
8371         if (setup.input[input_player_nr].use_joystick)
8372           ConfigureJoystick(input_player_nr);
8373         else
8374           CustomizeKeyboard(input_player_nr);
8375       }
8376       else if (y == pos_end)
8377       {
8378         InitJoysticks();
8379
8380         FadeSetLeaveMenu();
8381
8382         setup_mode = SETUP_MODE_MAIN;
8383         DrawSetupScreen();
8384       }
8385     }
8386   }
8387 }
8388
8389 static boolean CustomizeKeyboardMain(int player_nr)
8390 {
8391   int i;
8392   int step_nr;
8393   boolean finished = FALSE;
8394   static struct SetupKeyboardInfo custom_key;
8395   static struct
8396   {
8397     Key *key;
8398     char *text;
8399   } customize_step[] =
8400   {
8401     { &custom_key.left,  "Move Left"    },
8402     { &custom_key.right, "Move Right"   },
8403     { &custom_key.up,    "Move Up"      },
8404     { &custom_key.down,  "Move Down"    },
8405     { &custom_key.snap,  "Snap Field"   },
8406     { &custom_key.drop,  "Drop Element" }
8407   };
8408   int font_nr_old = FONT_VALUE_OLD;
8409   int font_nr_new = FONT_VALUE_1;
8410   boolean success = FALSE;
8411
8412   if (SCR_FIELDX < SCR_FIELDX_DEFAULT)
8413   {
8414     font_nr_old = FONT_VALUE_OLD_NARROW;
8415     font_nr_new = FONT_VALUE_NARROW;
8416   }
8417
8418   // read existing key bindings from player setup
8419   custom_key = setup.input[player_nr].key;
8420
8421   FadeSetEnterMenu();
8422   FadeOut(REDRAW_FIELD);
8423
8424   ClearField();
8425
8426   DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, "Keyboard Input");
8427
8428   step_nr = 0;
8429   DrawText(mSX, mSY + (2 + 2 * step_nr) * 32,
8430            customize_step[step_nr].text, FONT_INPUT_1_ACTIVE);
8431   DrawText(mSX, mSY + (2 + 2 * step_nr + 1) * 32,
8432            "Key:", FONT_INPUT_1_ACTIVE);
8433   DrawText(mSX + 4 * 32, mSY + (2 + 2 * step_nr + 1) * 32,
8434            getKeyNameFromKey(*customize_step[step_nr].key), font_nr_old);
8435
8436   FadeIn(REDRAW_FIELD);
8437
8438   while (!finished)
8439   {
8440     Event event;
8441
8442     if (NextValidEvent(&event))
8443     {
8444       switch (event.type)
8445       {
8446         case EVENT_KEYPRESS:
8447           {
8448             Key key = GetEventKey((KeyEvent *)&event, FALSE);
8449
8450             // press 'Escape' to abort and keep the old key bindings
8451             if (key == KSYM_Escape)
8452             {
8453               FadeSkipNextFadeIn();
8454
8455               finished = TRUE;
8456
8457               break;
8458             }
8459
8460             // press 'Enter' to keep the existing key binding
8461             if (key == KSYM_Return)
8462               key = *customize_step[step_nr].key;
8463
8464             // check if key already used
8465             for (i = 0; i < step_nr; i++)
8466               if (*customize_step[i].key == key)
8467                 break;
8468             if (i < step_nr)
8469               break;
8470
8471             // got new key binding
8472             *customize_step[step_nr].key = key;
8473             DrawText(mSX + 4 * 32, mSY + (2 + 2 * step_nr + 1) * 32,
8474                      "             ", font_nr_new);
8475             DrawText(mSX + 4 * 32, mSY + (2 + 2 * step_nr + 1) * 32,
8476                      getKeyNameFromKey(key), font_nr_new);
8477             step_nr++;
8478
8479             // un-highlight last query
8480             DrawText(mSX, mSY + (2 + 2 * (step_nr - 1)) * 32,
8481                      customize_step[step_nr - 1].text, FONT_MENU_1);
8482             DrawText(mSX, mSY + (2 + 2 * (step_nr - 1) + 1) * 32,
8483                      "Key:", FONT_MENU_1);
8484
8485             // all keys configured
8486             if (step_nr == 6)
8487             {
8488               finished = TRUE;
8489               success = TRUE;
8490
8491               break;
8492             }
8493
8494             // query next key binding
8495             DrawText(mSX, mSY + (2 + 2 * step_nr) * 32,
8496                      customize_step[step_nr].text, FONT_INPUT_1_ACTIVE);
8497             DrawText(mSX, mSY + (2 + 2 * step_nr + 1) * 32,
8498                      "Key:", FONT_INPUT_1_ACTIVE);
8499             DrawText(mSX + 4 * 32, mSY + (2 + 2 * step_nr + 1) * 32,
8500                      getKeyNameFromKey(*customize_step[step_nr].key),
8501                      font_nr_old);
8502           }
8503           break;
8504
8505         case EVENT_KEYRELEASE:
8506           key_joystick_mapping = 0;
8507           break;
8508
8509         default:
8510           HandleOtherEvents(&event);
8511           break;
8512       }
8513     }
8514
8515     BackToFront();
8516   }
8517
8518   // write new key bindings back to player setup, if successfully finished
8519   if (success)
8520     setup.input[player_nr].key = custom_key;
8521
8522   return success;
8523 }
8524
8525 void CustomizeKeyboard(int player_nr)
8526 {
8527   boolean success = CustomizeKeyboardMain(player_nr);
8528
8529   if (success)
8530   {
8531     int font_nr = FONT_TITLE_1;
8532     int font_height = getFontHeight(font_nr);
8533     int ypos1 = SYSIZE / 2 - font_height * 2;
8534     int ypos2 = SYSIZE / 2 - font_height * 1;
8535     unsigned int wait_frame_delay = 0;
8536     unsigned int wait_frame_delay_value = 2000;
8537
8538     ResetDelayCounter(&wait_frame_delay);
8539
8540     ClearField();
8541
8542     DrawTextSCentered(ypos1, font_nr, "Keyboard");
8543     DrawTextSCentered(ypos2, font_nr, "configured!");
8544
8545     while (!DelayReached(&wait_frame_delay, wait_frame_delay_value))
8546       BackToFront();
8547
8548     ClearEventQueue();
8549   }
8550
8551   DrawSetupScreen_Input();
8552 }
8553
8554 // game controller mapping generator by Gabriel Jacobo <gabomdq@gmail.com>
8555
8556 #define MARKER_BUTTON           1
8557 #define MARKER_AXIS_X           2
8558 #define MARKER_AXIS_Y           3
8559
8560 static boolean ConfigureJoystickMapButtonsAndAxes(SDL_Joystick *joystick)
8561 {
8562   static boolean bitmaps_initialized = FALSE;
8563   boolean screen_initialized = FALSE;
8564   static Bitmap *controller, *button, *axis_x, *axis_y;
8565   char *name;
8566   boolean success = TRUE;
8567   boolean done = FALSE, next = FALSE;
8568   Event event;
8569   int alpha = 200, alpha_step = -1;
8570   int alpha_ticks = 0;
8571   char mapping[4096], temp[256];
8572   int font_name = MENU_SETUP_FONT_TITLE;
8573   int font_info = MENU_SETUP_FONT_TEXT;
8574   int spacing_name = menu.line_spacing_setup[SETUP_MODE_INPUT];
8575   int spacing_line = menu.line_spacing_setup[SETUP_MODE_INPUT];
8576   int spacing_para = menu.paragraph_spacing_setup[SETUP_MODE_INPUT];
8577   int ystep_name = getMenuTextStep(spacing_name, font_name);
8578   int ystep_line = getMenuTextStep(spacing_line, font_info);
8579   int ystep_para = getMenuTextStep(spacing_para, font_info);
8580   int i, j;
8581
8582   struct
8583   {
8584     int x, y;
8585     int marker;
8586     char *field;
8587     int axis, button, hat, hat_value;
8588     char mapping[4096];
8589   }
8590   *step, *prev_step, steps[] =
8591   {
8592     { 356, 155, MARKER_BUTTON, "a",             },
8593     { 396, 122, MARKER_BUTTON, "b",             },
8594     { 320, 125, MARKER_BUTTON, "x",             },
8595     { 358,  95, MARKER_BUTTON, "y",             },
8596     { 162, 125, MARKER_BUTTON, "back",          },
8597     { 216, 125, MARKER_BUTTON, "guide",         },
8598     { 271, 125, MARKER_BUTTON, "start",         },
8599     { 110, 200, MARKER_BUTTON, "dpleft",        },
8600     { 146, 228, MARKER_BUTTON, "dpdown",        },
8601     { 178, 200, MARKER_BUTTON, "dpright",       },
8602     { 146, 172, MARKER_BUTTON, "dpup",          },
8603     {  50,  40, MARKER_BUTTON, "leftshoulder",  },
8604     {  88, -10, MARKER_AXIS_Y, "lefttrigger",   },
8605     { 382,  40, MARKER_BUTTON, "rightshoulder", },
8606     { 346, -10, MARKER_AXIS_Y, "righttrigger",  },
8607     {  73, 141, MARKER_BUTTON, "leftstick",     },
8608     { 282, 210, MARKER_BUTTON, "rightstick",    },
8609     {  73, 141, MARKER_AXIS_X, "leftx",         },
8610     {  73, 141, MARKER_AXIS_Y, "lefty",         },
8611     { 282, 210, MARKER_AXIS_X, "rightx",        },
8612     { 282, 210, MARKER_AXIS_Y, "righty",        },
8613   };
8614
8615   unsigned int event_frame_delay = 0;
8616   unsigned int event_frame_delay_value = GAME_FRAME_DELAY;
8617
8618   ResetDelayCounter(&event_frame_delay);
8619
8620   if (!bitmaps_initialized)
8621   {
8622     controller = LoadCustomImage("joystick/controller.png");
8623     button     = LoadCustomImage("joystick/button.png");
8624     axis_x     = LoadCustomImage("joystick/axis_x.png");
8625     axis_y     = LoadCustomImage("joystick/axis_y.png");
8626
8627     bitmaps_initialized = TRUE;
8628   }
8629
8630   name = getFormattedJoystickName(SDL_JoystickName(joystick));
8631
8632 #if DEBUG_JOYSTICKS
8633   // print info about the joystick we are watching
8634   Debug("joystick", "watching joystick %d: (%s)",
8635         SDL_JoystickInstanceID(joystick), name);
8636   Debug("joystick", "joystick has %d axes, %d hats, %d balls, and %d buttons",
8637         SDL_JoystickNumAxes(joystick), SDL_JoystickNumHats(joystick),
8638         SDL_JoystickNumBalls(joystick), SDL_JoystickNumButtons(joystick));
8639 #endif
8640
8641   // initialize mapping with GUID and name
8642   SDL_JoystickGetGUIDString(SDL_JoystickGetGUID(joystick), temp, sizeof(temp));
8643
8644   snprintf(mapping, sizeof(mapping), "%s,%s,platform:%s,",
8645            temp, name, SDL_GetPlatform());
8646
8647   // loop through all steps (buttons and axes), getting joystick events
8648   for (i = 0; i < SDL_arraysize(steps) && !done;)
8649   {
8650     Bitmap *marker = button;    // initialize with reliable default value
8651
8652     step = &steps[i];
8653     strcpy(step->mapping, mapping);
8654     step->axis = -1;
8655     step->button = -1;
8656     step->hat = -1;
8657     step->hat_value = -1;
8658
8659     marker = (step->marker == MARKER_BUTTON ? button :
8660               step->marker == MARKER_AXIS_X ? axis_x :
8661               step->marker == MARKER_AXIS_Y ? axis_y : marker);
8662
8663     next = FALSE;
8664
8665     while (!done && !next)
8666     {
8667       alpha += alpha_step * (int)(SDL_GetTicks() - alpha_ticks) / 5;
8668       alpha_ticks = SDL_GetTicks();
8669
8670       if (alpha >= 255)
8671       {
8672         alpha = 255;
8673         alpha_step = -1;
8674       }
8675       else if (alpha < 128)
8676       {
8677         alpha = 127;
8678         alpha_step = 1;
8679       }
8680
8681       int controller_x = SX + (SXSIZE - controller->width) / 2;
8682       int controller_y = SY + ystep_line;
8683
8684       int marker_x = controller_x + step->x;
8685       int marker_y = controller_y + step->y;
8686
8687       int ystart1 = mSY - 2 * SY + controller_y + controller->height;
8688       int ystart2 = ystart1 + ystep_name + ystep_line;
8689
8690       ClearField();
8691
8692       DrawTextSCentered(ystart1, font_name, name);
8693
8694       DrawTextSCentered(ystart2, font_info,
8695                         "Press buttons and move axes on");
8696       ystart2 += ystep_line;
8697       DrawTextSCentered(ystart2, font_info,
8698                         "your controller when indicated.");
8699       ystart2 += ystep_line;
8700       DrawTextSCentered(ystart2, font_info,
8701                         "(Your controller may look different.)");
8702       ystart2 += ystep_para;
8703
8704 #if defined(PLATFORM_ANDROID)
8705       DrawTextSCentered(ystart2, font_info,
8706                         "To correct a mistake,");
8707       ystart2 += ystep_line;
8708       DrawTextSCentered(ystart2, font_info,
8709                         "press the 'back' button.");
8710       ystart2 += ystep_line;
8711       DrawTextSCentered(ystart2, font_info,
8712                         "To skip a button or axis,");
8713       ystart2 += ystep_line;
8714       DrawTextSCentered(ystart2, font_info,
8715                         "press the 'menu' button.");
8716 #else
8717       DrawTextSCentered(ystart2, font_info,
8718                         "To correct a mistake,");
8719       ystart2 += ystep_line;
8720       DrawTextSCentered(ystart2, font_info,
8721                         "press the 'backspace' key.");
8722       ystart2 += ystep_line;
8723       DrawTextSCentered(ystart2, font_info,
8724                         "To skip a button or axis,");
8725       ystart2 += ystep_line;
8726       DrawTextSCentered(ystart2, font_info,
8727                         "press the 'return' key.");
8728       ystart2 += ystep_line;
8729       DrawTextSCentered(ystart2, font_info,
8730                         "To exit, press the 'escape' key.");
8731 #endif
8732
8733       BlitBitmapMasked(controller, drawto, 0, 0,
8734                        controller->width, controller->height,
8735                        controller_x, controller_y);
8736
8737       SDL_SetSurfaceBlendMode(marker->surface_masked, SDL_BLENDMODE_BLEND);
8738       SDL_SetSurfaceAlphaMod(marker->surface_masked, alpha);
8739
8740       BlitBitmapMasked(marker, drawto, 0, 0,
8741                        marker->width, marker->height,
8742                        marker_x, marker_y);
8743
8744       if (!screen_initialized)
8745         FadeIn(REDRAW_FIELD);
8746       else
8747         BackToFront();
8748
8749       screen_initialized = TRUE;
8750
8751       while (NextValidEvent(&event))
8752       {
8753         switch (event.type)
8754         {
8755           case SDL_JOYAXISMOTION:
8756             if (event.jaxis.value > 20000 ||
8757                 event.jaxis.value < -20000)
8758             {
8759               for (j = 0; j < i; j++)
8760                 if (steps[j].axis == event.jaxis.axis)
8761                   break;
8762
8763               if (j == i)
8764               {
8765                 if (step->marker != MARKER_AXIS_X &&
8766                     step->marker != MARKER_AXIS_Y)
8767                   break;
8768
8769                 step->axis = event.jaxis.axis;
8770                 strcat(mapping, step->field);
8771                 snprintf(temp, sizeof(temp), ":a%u,", event.jaxis.axis);
8772                 strcat(mapping, temp);
8773                 i++;
8774                 next = TRUE;
8775               }
8776             }
8777
8778             break;
8779
8780           case SDL_JOYHATMOTION:
8781             // ignore centering; we're probably just coming back
8782             // to the center from the previous item we set
8783             if (event.jhat.value == SDL_HAT_CENTERED)
8784               break;
8785
8786             for (j = 0; j < i; j++)
8787               if (steps[j].hat == event.jhat.hat &&
8788                   steps[j].hat_value == event.jhat.value)
8789                 break;
8790
8791             if (j == i)
8792             {
8793               step->hat = event.jhat.hat;
8794               step->hat_value = event.jhat.value;
8795               strcat(mapping, step->field);
8796               snprintf(temp, sizeof(temp), ":h%u.%u,",
8797                        event.jhat.hat, event.jhat.value );
8798               strcat(mapping, temp);
8799               i++;
8800               next = TRUE;
8801             }
8802
8803             break;
8804
8805           case SDL_JOYBALLMOTION:
8806             break;
8807
8808           case SDL_JOYBUTTONUP:
8809             for (j = 0; j < i; j++)
8810               if (steps[j].button == event.jbutton.button)
8811                 break;
8812
8813             if (j == i)
8814             {
8815               step->button = event.jbutton.button;
8816               strcat(mapping, step->field);
8817               snprintf(temp, sizeof(temp), ":b%u,", event.jbutton.button);
8818               strcat(mapping, temp);
8819               i++;
8820               next = TRUE;
8821             }
8822
8823             break;
8824
8825           case SDL_FINGERDOWN:
8826           case SDL_MOUSEBUTTONDOWN:
8827             // skip this step
8828             i++;
8829             next = TRUE;
8830
8831             break;
8832
8833           case SDL_KEYDOWN:
8834             if (event.key.keysym.sym == KSYM_BackSpace ||
8835                 event.key.keysym.sym == KSYM_Back)
8836             {
8837               if (i == 0)
8838               {
8839                 // leave screen
8840                 success = FALSE;
8841                 done = TRUE;
8842
8843                 break;
8844               }
8845
8846               // undo this step
8847               prev_step = &steps[i - 1];
8848               strcpy(mapping, prev_step->mapping);
8849               i--;
8850               next = TRUE;
8851
8852               break;
8853             }
8854
8855             if (event.key.keysym.sym == KSYM_space ||
8856                 event.key.keysym.sym == KSYM_Return ||
8857                 event.key.keysym.sym == KSYM_Menu)
8858             {
8859               // skip this step
8860               i++;
8861               next = TRUE;
8862
8863               break;
8864             }
8865
8866             if (event.key.keysym.sym == KSYM_Escape)
8867             {
8868               // leave screen
8869               success = FALSE;
8870               done = TRUE;
8871             }
8872
8873             break;
8874
8875           case SDL_QUIT:
8876             program.exit_function(0);
8877             break;
8878
8879           default:
8880             break;
8881         }
8882
8883         // do not handle events for longer than standard frame delay period
8884         if (DelayReached(&event_frame_delay, event_frame_delay_value))
8885           break;
8886       }
8887     }
8888   }
8889
8890   if (success)
8891   {
8892 #if DEBUG_JOYSTICKS
8893     Debug("joystick", "New game controller mapping:\n\n%s\n\n", mapping);
8894 #endif
8895
8896     // activate mapping for this game
8897     SDL_GameControllerAddMapping(mapping);
8898
8899     // save mapping to personal mappings
8900     SaveSetup_AddGameControllerMapping(mapping);
8901   }
8902
8903   // wait until the last pending event was removed from event queue
8904   while (NextValidEvent(&event));
8905
8906   return success;
8907 }
8908
8909 static int ConfigureJoystickMain(int player_nr)
8910 {
8911   char *device_name = setup.input[player_nr].joy.device_name;
8912   int joystick_nr = getJoystickNrFromDeviceName(device_name);
8913   boolean joystick_active = CheckJoystickOpened(joystick_nr);
8914   int success = FALSE;
8915   int i;
8916
8917   if (joystick.status == JOYSTICK_NOT_AVAILABLE)
8918     return JOYSTICK_NOT_AVAILABLE;
8919
8920   if (!joystick_active || !setup.input[player_nr].use_joystick)
8921     return JOYSTICK_NOT_AVAILABLE;
8922
8923   FadeSetEnterMenu();
8924   FadeOut(REDRAW_FIELD);
8925
8926   // close all joystick devices (potentially opened as game controllers)
8927   for (i = 0; i < SDL_NumJoysticks(); i++)
8928     SDLCloseJoystick(i);
8929
8930   // open joystick device as plain joystick to configure as game controller
8931   SDL_Joystick *joystick = SDL_JoystickOpen(joystick_nr);
8932
8933   // as the joystick was successfully opened before, this should not happen
8934   if (joystick == NULL)
8935     return FALSE;
8936
8937   // create new game controller mapping (buttons and axes) for joystick device
8938   success = ConfigureJoystickMapButtonsAndAxes(joystick);
8939
8940   // close joystick (and maybe re-open as configured game controller later)
8941   SDL_JoystickClose(joystick);
8942
8943   // re-open all joystick devices (potentially as game controllers)
8944   for (i = 0; i < SDL_NumJoysticks(); i++)
8945     SDLOpenJoystick(i);
8946
8947   // clear all joystick input actions for all joystick devices
8948   SDLClearJoystickState();
8949
8950   return (success ? JOYSTICK_CONFIGURED : JOYSTICK_NOT_CONFIGURED);
8951 }
8952
8953 void ConfigureJoystick(int player_nr)
8954 {
8955   boolean state = ConfigureJoystickMain(player_nr);
8956
8957   if (state != JOYSTICK_NOT_CONFIGURED)
8958   {
8959     boolean success = (state == JOYSTICK_CONFIGURED);
8960     char message1[MAX_OUTPUT_LINESIZE + 1];
8961     char *message2 = (success ? "configured!" : "not available!");
8962     char *device_name = setup.input[player_nr].joy.device_name;
8963     int nr = getJoystickNrFromDeviceName(device_name) + 1;
8964     int font_nr = FONT_TITLE_1;
8965     int font_height = getFontHeight(font_nr);
8966     int ypos1 = SYSIZE / 2 - font_height * 2;
8967     int ypos2 = SYSIZE / 2 - font_height * 1;
8968     unsigned int wait_frame_delay = 0;
8969     unsigned int wait_frame_delay_value = 2000;
8970
8971     ResetDelayCounter(&wait_frame_delay);
8972
8973     ClearField();
8974
8975     sprintf(message1, "Joystick %d", nr);
8976
8977     DrawTextSCentered(ypos1, font_nr, message1);
8978     DrawTextSCentered(ypos2, font_nr, message2);
8979
8980     while (!DelayReached(&wait_frame_delay, wait_frame_delay_value))
8981       BackToFront();
8982
8983     ClearEventQueue();
8984   }
8985
8986   DrawSetupScreen_Input();
8987 }
8988
8989 static void MapScreenMenuGadgets_OverlayTouchButtons(int y)
8990 {
8991   if (y < video.screen_height / 3)
8992   {
8993     // remap touch gadgets to access upper part of the screen
8994     UnmapScreenMenuGadgets(SCREEN_MASK_TOUCH);
8995     MapScreenMenuGadgets(SCREEN_MASK_TOUCH2);
8996   }
8997   else if (y > 2 * video.screen_height / 3)
8998   {
8999     // remap touch gadgets to access lower part of the screen
9000     MapScreenMenuGadgets(SCREEN_MASK_TOUCH);
9001     UnmapScreenMenuGadgets(SCREEN_MASK_TOUCH2);
9002   }
9003 }
9004
9005 static boolean ConfigureVirtualButtonsMain(void)
9006 {
9007   static char *customize_step_text[] =
9008   {
9009     "Move Left",
9010     "Move Right",
9011     "Move Up",
9012     "Move Down",
9013     "Snap Field",
9014     "Drop Element"
9015   };
9016   char grid_button[] =
9017   {
9018     CHAR_GRID_BUTTON_LEFT,
9019     CHAR_GRID_BUTTON_RIGHT,
9020     CHAR_GRID_BUTTON_UP,
9021     CHAR_GRID_BUTTON_DOWN,
9022     CHAR_GRID_BUTTON_SNAP,
9023     CHAR_GRID_BUTTON_DROP
9024   };
9025   enum
9026   {
9027     ACTION_NONE,
9028     ACTION_ESCAPE,
9029     ACTION_BACK,
9030     ACTION_NEXT
9031   };
9032   int font_nr = FONT_INPUT_1_ACTIVE;
9033   int font_height = getFontHeight(font_nr);
9034   int ypos1 = SYSIZE / 2 - font_height * 2;
9035   int ypos2 = SYSIZE / 2 - font_height * 1;
9036   boolean success = FALSE;
9037   boolean finished = FALSE;
9038   int step_nr = 0;
9039   char grid_button_draw = CHAR_GRID_BUTTON_NONE;
9040   char grid_button_old[MAX_GRID_XSIZE][MAX_GRID_YSIZE];
9041   char grid_button_tmp[MAX_GRID_XSIZE][MAX_GRID_YSIZE];
9042   boolean set_grid_button = FALSE;
9043   int nr = GRID_ACTIVE_NR();
9044   int x, y;
9045
9046   for (x = 0; x < MAX_GRID_XSIZE; x++)
9047     for (y = 0; y < MAX_GRID_YSIZE; y++)
9048       grid_button_old[x][y] = grid_button_tmp[x][y] = overlay.grid_button[x][y];
9049
9050   overlay.grid_button_highlight = grid_button[step_nr];
9051
9052   UnmapAllGadgets();
9053
9054   FadeSetEnterMenu();
9055   FadeOut(REDRAW_FIELD);
9056
9057   ClearField();
9058
9059   DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, "Virtual Buttons");
9060   DrawTextSCentered(ypos1, font_nr, "Select tiles to");
9061   DrawTextSCentered(ypos2, font_nr, customize_step_text[step_nr]);
9062
9063   FadeIn(REDRAW_FIELD);
9064
9065   SetOverlayShowGrid(TRUE);
9066
9067   // map gadgets for setup touch buttons menu screen
9068   MapScreenMenuGadgets(SCREEN_MASK_TOUCH);
9069
9070   while (!finished)
9071   {
9072     Event event;
9073
9074     while (NextValidEvent(&event))
9075     {
9076       int action = ACTION_NONE;
9077
9078       // ---------- handle events and set the resulting action ----------
9079
9080       switch (event.type)
9081       {
9082         case EVENT_USER:
9083           {
9084             UserEvent *user = (UserEvent *)&event;
9085             int id = user->value1;
9086
9087             action = (id == SCREEN_CTRL_ID_TOUCH_PREV_PAGE ||
9088                       id == SCREEN_CTRL_ID_TOUCH_PREV_PAGE2 ? ACTION_BACK :
9089                       id == SCREEN_CTRL_ID_TOUCH_NEXT_PAGE ||
9090                       id == SCREEN_CTRL_ID_TOUCH_NEXT_PAGE2 ? ACTION_NEXT :
9091                       ACTION_NONE);
9092           }
9093           break;
9094
9095         case EVENT_KEYPRESS:
9096           {
9097             Key key = GetEventKey((KeyEvent *)&event, FALSE);
9098
9099             action = (key == KSYM_Escape ?      ACTION_ESCAPE :
9100                       key == KSYM_BackSpace ||
9101                       key == KSYM_Back ?        ACTION_BACK :
9102                       key == KSYM_Return ||
9103                       key == KSYM_Menu ||
9104                       key == KSYM_space ?       ACTION_NEXT :
9105                       ACTION_NONE);
9106           }
9107           break;
9108
9109         case EVENT_KEYRELEASE:
9110           key_joystick_mapping = 0;
9111           break;
9112
9113         case EVENT_BUTTONPRESS:
9114         case EVENT_BUTTONRELEASE:
9115           {
9116             ButtonEvent *button = (ButtonEvent *)&event;
9117
9118             motion_status = FALSE;
9119
9120             if (button->type == EVENT_BUTTONPRESS)
9121               button_status = button->button;
9122             else
9123               button_status = MB_RELEASED;
9124
9125             if (HandleGadgets(button->x, button->y, button_status))
9126             {
9127               // do not handle this button event anymore
9128               break;
9129             }
9130
9131             button->x += video.screen_xoffset;
9132             button->y += video.screen_yoffset;
9133
9134             x = button->x * overlay.grid_xsize / video.screen_width;
9135             y = button->y * overlay.grid_ysize / video.screen_height;
9136
9137             if (button->type == EVENT_BUTTONPRESS)
9138             {
9139               grid_button_draw =
9140                 (overlay.grid_button[x][y] != grid_button[step_nr] ?
9141                  grid_button[step_nr] : CHAR_GRID_BUTTON_NONE);
9142
9143               set_grid_button = TRUE;
9144             }
9145
9146             MapScreenMenuGadgets_OverlayTouchButtons(button->y);
9147           }
9148           break;
9149
9150         case EVENT_MOTIONNOTIFY:
9151           {
9152             MotionEvent *motion = (MotionEvent *)&event;
9153
9154             motion_status = TRUE;
9155
9156             if (HandleGadgets(motion->x, motion->y, button_status))
9157             {
9158               // do not handle this button event anymore
9159               break;
9160             }
9161
9162             motion->x += video.screen_xoffset;
9163             motion->y += video.screen_yoffset;
9164
9165             x = motion->x * overlay.grid_xsize / video.screen_width;
9166             y = motion->y * overlay.grid_ysize / video.screen_height;
9167
9168             set_grid_button = TRUE;
9169
9170             MapScreenMenuGadgets_OverlayTouchButtons(motion->y);
9171           }
9172           break;
9173
9174         case SDL_WINDOWEVENT:
9175           HandleWindowEvent((WindowEvent *) &event);
9176
9177           // check if device has been rotated
9178           if (nr != GRID_ACTIVE_NR())
9179           {
9180             nr = GRID_ACTIVE_NR();
9181
9182             for (x = 0; x < MAX_GRID_XSIZE; x++)
9183               for (y = 0; y < MAX_GRID_YSIZE; y++)
9184                 grid_button_old[x][y] = grid_button_tmp[x][y] =
9185                   overlay.grid_button[x][y];
9186           }
9187
9188           break;
9189
9190         case SDL_APP_WILLENTERBACKGROUND:
9191         case SDL_APP_DIDENTERBACKGROUND:
9192         case SDL_APP_WILLENTERFOREGROUND:
9193         case SDL_APP_DIDENTERFOREGROUND:
9194           HandlePauseResumeEvent((PauseResumeEvent *) &event);
9195           break;
9196
9197         default:
9198           HandleOtherEvents(&event);
9199           break;
9200       }
9201
9202       // ---------- perform action set by handling events ----------
9203
9204       if (action == ACTION_ESCAPE)
9205       {
9206         // abort and restore the old key bindings
9207
9208         for (x = 0; x < MAX_GRID_XSIZE; x++)
9209           for (y = 0; y < MAX_GRID_YSIZE; y++)
9210             overlay.grid_button[x][y] = grid_button_old[x][y];
9211
9212         FadeSkipNextFadeIn();
9213
9214         finished = TRUE;
9215       }
9216       else if (action == ACTION_BACK)
9217       {
9218         // keep the configured key bindings and go to previous page
9219
9220         step_nr--;
9221
9222         if (step_nr < 0)
9223         {
9224           FadeSkipNextFadeIn();
9225
9226           finished = TRUE;
9227         }
9228       }
9229       else if (action == ACTION_NEXT)
9230       {
9231         // keep the configured key bindings and go to next page
9232
9233         step_nr++;
9234
9235         // all virtual buttons configured
9236         if (step_nr == 6)
9237         {
9238           finished = TRUE;
9239           success = TRUE;
9240         }
9241       }
9242
9243       if (action != ACTION_NONE && !finished)
9244       {
9245         for (x = 0; x < MAX_GRID_XSIZE; x++)
9246           for (y = 0; y < MAX_GRID_YSIZE; y++)
9247             grid_button_tmp[x][y] = overlay.grid_button[x][y];
9248
9249         overlay.grid_button_highlight = grid_button[step_nr];
9250
9251         // configure next virtual button
9252
9253         ClearField();
9254
9255         DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, "Virtual Buttons");
9256         DrawTextSCentered(ypos1, font_nr, "Select tiles to");
9257         DrawTextSCentered(ypos2, font_nr, customize_step_text[step_nr]);
9258       }
9259
9260       if (set_grid_button)
9261       {
9262         overlay.grid_button[x][y] =
9263           (grid_button_draw != CHAR_GRID_BUTTON_NONE ? grid_button_draw :
9264            grid_button_tmp[x][y] == grid_button[step_nr] ? CHAR_GRID_BUTTON_NONE :
9265            grid_button_tmp[x][y]);
9266
9267         set_grid_button = FALSE;
9268       }
9269     }
9270
9271     BackToFront();
9272   }
9273
9274   for (x = 0; x < MAX_GRID_XSIZE; x++)
9275     for (y = 0; y < MAX_GRID_YSIZE; y++)
9276       setup.touch.grid_button[nr][x][y] = overlay.grid_button[x][y];
9277
9278   overlay.grid_button_highlight = CHAR_GRID_BUTTON_NONE;
9279
9280   SetOverlayShowGrid(FALSE);
9281
9282   return success;
9283 }
9284
9285 void ConfigureVirtualButtons(void)
9286 {
9287   boolean success = ConfigureVirtualButtonsMain();
9288
9289   UnmapScreenMenuGadgets(SCREEN_MASK_TOUCH |
9290                          SCREEN_MASK_TOUCH2);
9291
9292   if (success)
9293   {
9294     int font_nr = FONT_TITLE_1;
9295     int font_height = getFontHeight(font_nr);
9296     int ypos1 = SYSIZE / 2 - font_height * 2;
9297     int ypos2 = SYSIZE / 2 - font_height * 1;
9298     unsigned int wait_frame_delay = 0;
9299     unsigned int wait_frame_delay_value = 2000;
9300
9301     ResetDelayCounter(&wait_frame_delay);
9302
9303     ClearField();
9304
9305     DrawTextSCentered(ypos1, font_nr, "Virtual buttons");
9306     DrawTextSCentered(ypos2, font_nr, "configured!");
9307
9308     while (!DelayReached(&wait_frame_delay, wait_frame_delay_value))
9309       BackToFront();
9310
9311     ClearEventQueue();
9312   }
9313 }
9314
9315 void DrawSetupScreen(void)
9316 {
9317   align_xoffset = 0;
9318   align_yoffset = 0;
9319
9320   if (setup_mode == SETUP_MODE_INPUT)
9321     DrawSetupScreen_Input();
9322   else if (setup_mode == SETUP_MODE_CHOOSE_SCORES_TYPE)
9323     DrawChooseTree(&scores_type_current);
9324   else if (setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED)
9325     DrawChooseTree(&game_speed_current);
9326   else if (setup_mode == SETUP_MODE_CHOOSE_SCROLL_DELAY)
9327     DrawChooseTree(&scroll_delay_current);
9328   else if (setup_mode == SETUP_MODE_CHOOSE_SNAPSHOT_MODE)
9329     DrawChooseTree(&snapshot_mode_current);
9330   else if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE)
9331     DrawChooseTree(&window_size_current);
9332   else if (setup_mode == SETUP_MODE_CHOOSE_SCALING_TYPE)
9333     DrawChooseTree(&scaling_type_current);
9334   else if (setup_mode == SETUP_MODE_CHOOSE_RENDERING)
9335     DrawChooseTree(&rendering_mode_current);
9336   else if (setup_mode == SETUP_MODE_CHOOSE_VSYNC)
9337     DrawChooseTree(&vsync_mode_current);
9338   else if (setup_mode == SETUP_MODE_CHOOSE_GRAPHICS)
9339     DrawChooseTree(&artwork.gfx_current);
9340   else if (setup_mode == SETUP_MODE_CHOOSE_SOUNDS)
9341     DrawChooseTree(&artwork.snd_current);
9342   else if (setup_mode == SETUP_MODE_CHOOSE_MUSIC)
9343     DrawChooseTree(&artwork.mus_current);
9344   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_SIMPLE)
9345     DrawChooseTree(&volume_simple_current);
9346   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_LOOPS)
9347     DrawChooseTree(&volume_loops_current);
9348   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_MUSIC)
9349     DrawChooseTree(&volume_music_current);
9350   else if (setup_mode == SETUP_MODE_CHOOSE_TOUCH_CONTROL)
9351     DrawChooseTree(&touch_control_current);
9352   else if (setup_mode == SETUP_MODE_CHOOSE_MOVE_DISTANCE)
9353     DrawChooseTree(&move_distance_current);
9354   else if (setup_mode == SETUP_MODE_CHOOSE_DROP_DISTANCE)
9355     DrawChooseTree(&drop_distance_current);
9356   else if (setup_mode == SETUP_MODE_CHOOSE_TRANSPARENCY)
9357     DrawChooseTree(&transparency_current);
9358   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_0)
9359     DrawChooseTree(&grid_size_current[0][0]);
9360   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_0)
9361     DrawChooseTree(&grid_size_current[0][1]);
9362   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_1)
9363     DrawChooseTree(&grid_size_current[1][0]);
9364   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_1)
9365     DrawChooseTree(&grid_size_current[1][1]);
9366   else
9367     DrawSetupScreen_Generic();
9368
9369   PlayMenuSoundsAndMusic();
9370 }
9371
9372 void RedrawSetupScreenAfterFullscreenToggle(void)
9373 {
9374   if (setup_mode == SETUP_MODE_GRAPHICS ||
9375       setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE)
9376   {
9377     // update list selection from "setup.window_scaling_percent"
9378     execSetupGraphics_setWindowSizes(TRUE);
9379
9380     DrawSetupScreen();
9381   }
9382 }
9383
9384 void RedrawSetupScreenAfterScreenRotation(int nr)
9385 {
9386   int x, y;
9387
9388   if (setup_mode == SETUP_MODE_TOUCH)
9389   {
9390     // update virtual button settings (depending on screen orientation)
9391     DrawSetupScreen();
9392   }
9393   else if (setup_mode == SETUP_MODE_CONFIG_VIRT_BUTTONS)
9394   {
9395     // save already configured virtual buttons
9396     for (x = 0; x < MAX_GRID_XSIZE; x++)
9397       for (y = 0; y < MAX_GRID_YSIZE; y++)
9398         setup.touch.grid_button[nr][x][y] = overlay.grid_button[x][y];
9399   }
9400 }
9401
9402 void HandleSetupScreen(int mx, int my, int dx, int dy, int button)
9403 {
9404   if (setup_mode == SETUP_MODE_INPUT)
9405     HandleSetupScreen_Input(mx, my, dx, dy, button);
9406   else if (setup_mode == SETUP_MODE_CHOOSE_SCORES_TYPE)
9407     HandleChooseTree(mx, my, dx, dy, button, &scores_type_current);
9408   else if (setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED)
9409     HandleChooseTree(mx, my, dx, dy, button, &game_speed_current);
9410   else if (setup_mode == SETUP_MODE_CHOOSE_SCROLL_DELAY)
9411     HandleChooseTree(mx, my, dx, dy, button, &scroll_delay_current);
9412   else if (setup_mode == SETUP_MODE_CHOOSE_SNAPSHOT_MODE)
9413     HandleChooseTree(mx, my, dx, dy, button, &snapshot_mode_current);
9414   else if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE)
9415     HandleChooseTree(mx, my, dx, dy, button, &window_size_current);
9416   else if (setup_mode == SETUP_MODE_CHOOSE_SCALING_TYPE)
9417     HandleChooseTree(mx, my, dx, dy, button, &scaling_type_current);
9418   else if (setup_mode == SETUP_MODE_CHOOSE_RENDERING)
9419     HandleChooseTree(mx, my, dx, dy, button, &rendering_mode_current);
9420   else if (setup_mode == SETUP_MODE_CHOOSE_VSYNC)
9421     HandleChooseTree(mx, my, dx, dy, button, &vsync_mode_current);
9422   else if (setup_mode == SETUP_MODE_CHOOSE_GRAPHICS)
9423     HandleChooseTree(mx, my, dx, dy, button, &artwork.gfx_current);
9424   else if (setup_mode == SETUP_MODE_CHOOSE_SOUNDS)
9425     HandleChooseTree(mx, my, dx, dy, button, &artwork.snd_current);
9426   else if (setup_mode == SETUP_MODE_CHOOSE_MUSIC)
9427     HandleChooseTree(mx, my, dx, dy, button, &artwork.mus_current);
9428   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_SIMPLE)
9429     HandleChooseTree(mx, my, dx, dy, button, &volume_simple_current);
9430   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_LOOPS)
9431     HandleChooseTree(mx, my, dx, dy, button, &volume_loops_current);
9432   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_MUSIC)
9433     HandleChooseTree(mx, my, dx, dy, button, &volume_music_current);
9434   else if (setup_mode == SETUP_MODE_CHOOSE_TOUCH_CONTROL)
9435     HandleChooseTree(mx, my, dx, dy, button, &touch_control_current);
9436   else if (setup_mode == SETUP_MODE_CHOOSE_MOVE_DISTANCE)
9437     HandleChooseTree(mx, my, dx, dy, button, &move_distance_current);
9438   else if (setup_mode == SETUP_MODE_CHOOSE_DROP_DISTANCE)
9439     HandleChooseTree(mx, my, dx, dy, button, &drop_distance_current);
9440   else if (setup_mode == SETUP_MODE_CHOOSE_TRANSPARENCY)
9441     HandleChooseTree(mx, my, dx, dy, button, &transparency_current);
9442   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_0)
9443     HandleChooseTree(mx, my, dx, dy, button, &grid_size_current[0][0]);
9444   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_0)
9445     HandleChooseTree(mx, my, dx, dy, button, &grid_size_current[0][1]);
9446   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_1)
9447     HandleChooseTree(mx, my, dx, dy, button, &grid_size_current[1][0]);
9448   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_1)
9449     HandleChooseTree(mx, my, dx, dy, button, &grid_size_current[1][1]);
9450   else
9451     HandleSetupScreen_Generic(mx, my, dx, dy, button);
9452 }
9453
9454 void HandleGameActions(void)
9455 {
9456   if (setup.ask_on_game_over)
9457     CheckGameOver();
9458
9459   if (game.restart_game_message != NULL)
9460   {
9461     RequestRestartGame(game.restart_game_message);
9462
9463     return;
9464   }
9465
9466   if (game_status != GAME_MODE_PLAYING)
9467     return;
9468
9469   GameActions();                // main game loop
9470
9471   if (tape.auto_play && !tape.playing)
9472     AutoPlayTapesContinue();    // continue automatically playing next tape
9473 }
9474
9475
9476 // ---------- new screen button stuff --------------------------------------
9477
9478 static struct
9479 {
9480   int gfx_unpressed, gfx_pressed;
9481   struct MenuPosInfo *pos;
9482   boolean *check_value;
9483   int gadget_id;
9484   int screen_mask;
9485   unsigned int event_mask;
9486   boolean is_touch_button;
9487   char *infotext;
9488 } menubutton_info[NUM_SCREEN_MENUBUTTONS] =
9489 {
9490   {
9491     IMG_MENU_BUTTON_PREV_LEVEL, IMG_MENU_BUTTON_PREV_LEVEL_ACTIVE,
9492     &menu.main.button.prev_level, NULL,
9493     SCREEN_CTRL_ID_PREV_LEVEL,
9494     SCREEN_MASK_MAIN,
9495     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9496     FALSE, "previous level"
9497   },
9498   {
9499     IMG_MENU_BUTTON_NEXT_LEVEL, IMG_MENU_BUTTON_NEXT_LEVEL_ACTIVE,
9500     &menu.main.button.next_level, NULL,
9501     SCREEN_CTRL_ID_NEXT_LEVEL,
9502     SCREEN_MASK_MAIN,
9503     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9504     FALSE, "next level"
9505   },
9506   {
9507     IMG_MENU_BUTTON_FIRST_LEVEL, IMG_MENU_BUTTON_FIRST_LEVEL_ACTIVE,
9508     &menu.main.button.first_level, NULL,
9509     SCREEN_CTRL_ID_FIRST_LEVEL,
9510     SCREEN_MASK_MAIN,
9511     GD_EVENT_RELEASED,
9512     FALSE, "first level"
9513   },
9514   {
9515     IMG_MENU_BUTTON_LAST_LEVEL, IMG_MENU_BUTTON_LAST_LEVEL_ACTIVE,
9516     &menu.main.button.last_level, NULL,
9517     SCREEN_CTRL_ID_LAST_LEVEL,
9518     SCREEN_MASK_MAIN,
9519     GD_EVENT_RELEASED,
9520     FALSE, "last level"
9521   },
9522   {
9523     IMG_MENU_BUTTON_LEVEL_NUMBER, IMG_MENU_BUTTON_LEVEL_NUMBER_ACTIVE,
9524     &menu.main.button.level_number, NULL,
9525     SCREEN_CTRL_ID_LEVEL_NUMBER,
9526     SCREEN_MASK_MAIN,
9527     GD_EVENT_RELEASED,
9528     FALSE, "level number"
9529   },
9530   {
9531     IMG_MENU_BUTTON_LEFT, IMG_MENU_BUTTON_LEFT_ACTIVE,
9532     &menu.setup.button.prev_player, NULL,
9533     SCREEN_CTRL_ID_PREV_PLAYER,
9534     SCREEN_MASK_INPUT,
9535     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9536     FALSE, "previous player"
9537   },
9538   {
9539     IMG_MENU_BUTTON_RIGHT, IMG_MENU_BUTTON_RIGHT_ACTIVE,
9540     &menu.setup.button.next_player, NULL,
9541     SCREEN_CTRL_ID_NEXT_PLAYER,
9542     SCREEN_MASK_INPUT,
9543     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9544     FALSE, "next player"
9545   },
9546   {
9547     IMG_MENU_BUTTON_INSERT_SOLUTION, IMG_MENU_BUTTON_INSERT_SOLUTION_ACTIVE,
9548     &menu.main.button.insert_solution, NULL,
9549     SCREEN_CTRL_ID_INSERT_SOLUTION,
9550     SCREEN_MASK_MAIN_HAS_SOLUTION,
9551     GD_EVENT_RELEASED,
9552     FALSE, "insert solution tape"
9553   },
9554   {
9555     IMG_MENU_BUTTON_PLAY_SOLUTION, IMG_MENU_BUTTON_PLAY_SOLUTION_ACTIVE,
9556     &menu.main.button.play_solution, NULL,
9557     SCREEN_CTRL_ID_PLAY_SOLUTION,
9558     SCREEN_MASK_MAIN_HAS_SOLUTION,
9559     GD_EVENT_RELEASED,
9560     FALSE, "play solution tape"
9561   },
9562   {
9563     IMG_MENU_BUTTON_SWITCH_ECS_AGA, IMG_MENU_BUTTON_SWITCH_ECS_AGA_ACTIVE,
9564     &menu.main.button.switch_ecs_aga, &setup.prefer_aga_graphics,
9565     SCREEN_CTRL_ID_SWITCH_ECS_AGA,
9566     SCREEN_MASK_MAIN,
9567     GD_EVENT_RELEASED | GD_EVENT_OFF_BORDERS,
9568     FALSE, "switch ECS/AGA chipset"
9569   },
9570   {
9571     IMG_MENU_BUTTON_TOUCH_BACK, IMG_MENU_BUTTON_TOUCH_BACK,
9572     &menu.setup.button.touch_back, NULL,
9573     SCREEN_CTRL_ID_TOUCH_PREV_PAGE,
9574     SCREEN_MASK_TOUCH,
9575     GD_EVENT_RELEASED,
9576     TRUE, "previous page"
9577   },
9578   {
9579     IMG_MENU_BUTTON_TOUCH_NEXT, IMG_MENU_BUTTON_TOUCH_NEXT,
9580     &menu.setup.button.touch_next, NULL,
9581     SCREEN_CTRL_ID_TOUCH_NEXT_PAGE,
9582     SCREEN_MASK_TOUCH,
9583     GD_EVENT_RELEASED,
9584     TRUE, "next page"
9585   },
9586   {
9587     IMG_MENU_BUTTON_TOUCH_BACK2, IMG_MENU_BUTTON_TOUCH_BACK2,
9588     &menu.setup.button.touch_back2, NULL,
9589     SCREEN_CTRL_ID_TOUCH_PREV_PAGE2,
9590     SCREEN_MASK_TOUCH2,
9591     GD_EVENT_RELEASED,
9592     TRUE, "previous page"
9593   },
9594   {
9595     IMG_MENU_BUTTON_TOUCH_NEXT2, IMG_MENU_BUTTON_TOUCH_NEXT2,
9596     &menu.setup.button.touch_next2, NULL,
9597     SCREEN_CTRL_ID_TOUCH_NEXT_PAGE2,
9598     SCREEN_MASK_TOUCH2,
9599     GD_EVENT_RELEASED,
9600     TRUE, "next page"
9601   },
9602 };
9603
9604 static struct
9605 {
9606   int gfx_unpressed, gfx_pressed;
9607   int x, y;
9608   int gadget_id;
9609   char *infotext;
9610 } scrollbutton_info[NUM_SCREEN_SCROLLBUTTONS] =
9611 {
9612   {
9613     IMG_MENU_BUTTON_UP, IMG_MENU_BUTTON_UP_ACTIVE,
9614     -1, -1,     // these values are not constant, but can change at runtime
9615     SCREEN_CTRL_ID_SCROLL_UP,
9616     "scroll up"
9617   },
9618   {
9619     IMG_MENU_BUTTON_DOWN, IMG_MENU_BUTTON_DOWN_ACTIVE,
9620     -1, -1,     // these values are not constant, but can change at runtime
9621     SCREEN_CTRL_ID_SCROLL_DOWN,
9622     "scroll down"
9623   }
9624 };
9625
9626 static struct
9627 {
9628   int gfx_unpressed, gfx_pressed;
9629   int x, y;
9630   int width, height;
9631   int type;
9632   int gadget_id;
9633   char *infotext;
9634 } scrollbar_info[NUM_SCREEN_SCROLLBARS] =
9635 {
9636   {
9637     IMG_MENU_SCROLLBAR, IMG_MENU_SCROLLBAR_ACTIVE,
9638     -1, -1,     // these values are not constant, but can change at runtime
9639     -1, -1,     // these values are not constant, but can change at runtime
9640     GD_TYPE_SCROLLBAR_VERTICAL,
9641     SCREEN_CTRL_ID_SCROLL_VERTICAL,
9642     "scroll level series vertically"
9643   }
9644 };
9645
9646 static struct
9647 {
9648   int graphic;
9649   int gadget_id;
9650   int x, y;
9651   int size;
9652   char *value;
9653   char *infotext;
9654 } textinput_info[NUM_SCREEN_TEXTINPUT] =
9655 {
9656   {
9657     IMG_SETUP_INPUT_TEXT,
9658     SCREEN_CTRL_ID_NETWORK_SERVER,
9659     -1, -1,     // these values are not constant, but can change at runtime
9660     MAX_SETUP_TEXT_INPUT_LEN,
9661     network_server_hostname,
9662     "Network Server Hostname / IP"
9663   },
9664 };
9665
9666 static void CreateScreenMenubuttons(void)
9667 {
9668   struct GadgetInfo *gi;
9669   unsigned int event_mask;
9670   int i;
9671
9672   for (i = 0; i < NUM_SCREEN_MENUBUTTONS; i++)
9673   {
9674     struct MenuPosInfo *pos = menubutton_info[i].pos;
9675     boolean is_touch_button = menubutton_info[i].is_touch_button;
9676     boolean is_check_button = menubutton_info[i].check_value != NULL;
9677     Bitmap *gd_bitmap_unpressed, *gd_bitmap_pressed;
9678     int gfx_unpressed, gfx_pressed;
9679     int x, y, width, height;
9680     int gd_x1, gd_x2, gd_y1, gd_y2;
9681     int gd_x1a, gd_x2a, gd_y1a, gd_y2a;
9682     int id = menubutton_info[i].gadget_id;
9683     int type = GD_TYPE_NORMAL_BUTTON;
9684     boolean checked = FALSE;
9685
9686     event_mask = menubutton_info[i].event_mask;
9687
9688     x = (is_touch_button ? pos->x : mSX + GDI_ACTIVE_POS(pos->x));
9689     y = (is_touch_button ? pos->y : mSY + GDI_ACTIVE_POS(pos->y));
9690
9691     width  = graphic_info[menubutton_info[i].gfx_pressed].width;
9692     height = graphic_info[menubutton_info[i].gfx_pressed].height;
9693
9694     gfx_unpressed = menubutton_info[i].gfx_unpressed;
9695     gfx_pressed   = menubutton_info[i].gfx_pressed;
9696     gd_bitmap_unpressed = graphic_info[gfx_unpressed].bitmap;
9697     gd_bitmap_pressed   = graphic_info[gfx_pressed].bitmap;
9698     gd_x1 = graphic_info[gfx_unpressed].src_x;
9699     gd_y1 = graphic_info[gfx_unpressed].src_y;
9700     gd_x2 = graphic_info[gfx_pressed].src_x;
9701     gd_y2 = graphic_info[gfx_pressed].src_y;
9702     gd_x1a = gd_x1;
9703     gd_y1a = gd_y1;
9704     gd_x2a = gd_x2;
9705     gd_y2a = gd_y2;
9706
9707     if (is_touch_button)
9708     {
9709       gd_x2 += graphic_info[gfx_pressed].pressed_xoffset;
9710       gd_y2 += graphic_info[gfx_pressed].pressed_yoffset;
9711     }
9712
9713     if (is_check_button)
9714     {
9715       gd_x1a += graphic_info[gfx_unpressed].active_xoffset;
9716       gd_y1a += graphic_info[gfx_unpressed].active_yoffset;
9717       gd_x2a += graphic_info[gfx_pressed].active_xoffset;
9718       gd_y2a += graphic_info[gfx_pressed].active_yoffset;
9719
9720       type = GD_TYPE_CHECK_BUTTON;
9721       checked = *menubutton_info[i].check_value;
9722     }
9723
9724     gi = CreateGadget(GDI_CUSTOM_ID, id,
9725                       GDI_CUSTOM_TYPE_ID, i,
9726                       GDI_IMAGE_ID, gfx_unpressed,
9727                       GDI_INFO_TEXT, menubutton_info[i].infotext,
9728                       GDI_X, x,
9729                       GDI_Y, y,
9730                       GDI_WIDTH, width,
9731                       GDI_HEIGHT, height,
9732                       GDI_TYPE, type,
9733                       GDI_STATE, GD_BUTTON_UNPRESSED,
9734                       GDI_CHECKED, checked,
9735                       GDI_DESIGN_UNPRESSED, gd_bitmap_unpressed, gd_x1, gd_y1,
9736                       GDI_DESIGN_PRESSED, gd_bitmap_pressed, gd_x2, gd_y2,
9737                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap_unpressed, gd_x1a, gd_y1a,
9738                       GDI_ALT_DESIGN_PRESSED, gd_bitmap_pressed, gd_x2a, gd_y2a,
9739                       GDI_DIRECT_DRAW, FALSE,
9740                       GDI_OVERLAY_TOUCH_BUTTON, is_touch_button,
9741                       GDI_EVENT_MASK, event_mask,
9742                       GDI_CALLBACK_ACTION, HandleScreenGadgets,
9743                       GDI_END);
9744
9745     if (gi == NULL)
9746       Fail("cannot create gadget");
9747
9748     screen_gadget[id] = gi;
9749   }
9750 }
9751
9752 static void CreateScreenScrollbuttons(void)
9753 {
9754   struct GadgetInfo *gi;
9755   unsigned int event_mask;
9756   int i;
9757
9758   // these values are not constant, but can change at runtime
9759   scrollbutton_info[0].x = SC_SCROLL_UP_XPOS;
9760   scrollbutton_info[0].y = SC_SCROLL_UP_YPOS;
9761   scrollbutton_info[1].x = SC_SCROLL_DOWN_XPOS;
9762   scrollbutton_info[1].y = SC_SCROLL_DOWN_YPOS;
9763
9764   for (i = 0; i < NUM_SCREEN_SCROLLBUTTONS; i++)
9765   {
9766     Bitmap *gd_bitmap_unpressed, *gd_bitmap_pressed;
9767     int gfx_unpressed, gfx_pressed;
9768     int x, y, width, height;
9769     int gd_x1, gd_x2, gd_y1, gd_y2;
9770     int id = scrollbutton_info[i].gadget_id;
9771
9772     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
9773
9774     x = mSX + scrollbutton_info[i].x + menu.scrollbar_xoffset;
9775     y = mSY + scrollbutton_info[i].y;
9776     width = SC_SCROLLBUTTON_XSIZE;
9777     height = SC_SCROLLBUTTON_YSIZE;
9778
9779     // correct scrollbar position if placed outside menu (playfield) area
9780     if (x > SX + SC_SCROLL_UP_XPOS)
9781       x = SX + SC_SCROLL_UP_XPOS;
9782
9783     if (id == SCREEN_CTRL_ID_SCROLL_DOWN)
9784       y = mSY + (SC_SCROLL_VERTICAL_YPOS +
9785                  (NUM_MENU_ENTRIES_ON_SCREEN - 2) * SC_SCROLLBUTTON_YSIZE);
9786
9787     gfx_unpressed = scrollbutton_info[i].gfx_unpressed;
9788     gfx_pressed   = scrollbutton_info[i].gfx_pressed;
9789     gd_bitmap_unpressed = graphic_info[gfx_unpressed].bitmap;
9790     gd_bitmap_pressed   = graphic_info[gfx_pressed].bitmap;
9791     gd_x1 = graphic_info[gfx_unpressed].src_x;
9792     gd_y1 = graphic_info[gfx_unpressed].src_y;
9793     gd_x2 = graphic_info[gfx_pressed].src_x;
9794     gd_y2 = graphic_info[gfx_pressed].src_y;
9795
9796     gi = CreateGadget(GDI_CUSTOM_ID, id,
9797                       GDI_CUSTOM_TYPE_ID, i,
9798                       GDI_IMAGE_ID, gfx_unpressed,
9799                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
9800                       GDI_X, x,
9801                       GDI_Y, y,
9802                       GDI_WIDTH, width,
9803                       GDI_HEIGHT, height,
9804                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
9805                       GDI_STATE, GD_BUTTON_UNPRESSED,
9806                       GDI_DESIGN_UNPRESSED, gd_bitmap_unpressed, gd_x1, gd_y1,
9807                       GDI_DESIGN_PRESSED, gd_bitmap_pressed, gd_x2, gd_y2,
9808                       GDI_DIRECT_DRAW, FALSE,
9809                       GDI_EVENT_MASK, event_mask,
9810                       GDI_CALLBACK_ACTION, HandleScreenGadgets,
9811                       GDI_END);
9812
9813     if (gi == NULL)
9814       Fail("cannot create gadget");
9815
9816     screen_gadget[id] = gi;
9817   }
9818 }
9819
9820 static void CreateScreenScrollbars(void)
9821 {
9822   int i;
9823
9824   // these values are not constant, but can change at runtime
9825   scrollbar_info[0].x = SC_SCROLL_VERTICAL_XPOS;
9826   scrollbar_info[0].y = SC_SCROLL_VERTICAL_YPOS;
9827   scrollbar_info[0].width  = SC_SCROLL_VERTICAL_XSIZE;
9828   scrollbar_info[0].height = SC_SCROLL_VERTICAL_YSIZE;
9829
9830   for (i = 0; i < NUM_SCREEN_SCROLLBARS; i++)
9831   {
9832     Bitmap *gd_bitmap_unpressed, *gd_bitmap_pressed;
9833     int gfx_unpressed, gfx_pressed;
9834     int x, y, width, height;
9835     int gd_x1, gd_x2, gd_y1, gd_y2;
9836     struct GadgetInfo *gi;
9837     int items_max, items_visible, item_position;
9838     unsigned int event_mask;
9839     int num_page_entries = NUM_MENU_ENTRIES_ON_SCREEN;
9840     int id = scrollbar_info[i].gadget_id;
9841
9842     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
9843
9844     x = mSX + scrollbar_info[i].x + menu.scrollbar_xoffset;
9845     y = mSY + scrollbar_info[i].y;
9846     width  = scrollbar_info[i].width;
9847     height = scrollbar_info[i].height;
9848
9849     // correct scrollbar position if placed outside menu (playfield) area
9850     if (x > SX + SC_SCROLL_VERTICAL_XPOS)
9851       x = SX + SC_SCROLL_VERTICAL_XPOS;
9852
9853     if (id == SCREEN_CTRL_ID_SCROLL_VERTICAL)
9854       height = (NUM_MENU_ENTRIES_ON_SCREEN - 2) * SC_SCROLLBUTTON_YSIZE;
9855
9856     items_max = num_page_entries;
9857     items_visible = num_page_entries;
9858     item_position = 0;
9859
9860     gfx_unpressed = scrollbar_info[i].gfx_unpressed;
9861     gfx_pressed   = scrollbar_info[i].gfx_pressed;
9862     gd_bitmap_unpressed = graphic_info[gfx_unpressed].bitmap;
9863     gd_bitmap_pressed   = graphic_info[gfx_pressed].bitmap;
9864     gd_x1 = graphic_info[gfx_unpressed].src_x;
9865     gd_y1 = graphic_info[gfx_unpressed].src_y;
9866     gd_x2 = graphic_info[gfx_pressed].src_x;
9867     gd_y2 = graphic_info[gfx_pressed].src_y;
9868
9869     gi = CreateGadget(GDI_CUSTOM_ID, id,
9870                       GDI_CUSTOM_TYPE_ID, i,
9871                       GDI_IMAGE_ID, gfx_unpressed,
9872                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
9873                       GDI_X, x,
9874                       GDI_Y, y,
9875                       GDI_WIDTH, width,
9876                       GDI_HEIGHT, height,
9877                       GDI_TYPE, scrollbar_info[i].type,
9878                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
9879                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
9880                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
9881                       GDI_WHEEL_AREA_X, SX,
9882                       GDI_WHEEL_AREA_Y, SY,
9883                       GDI_WHEEL_AREA_WIDTH, SXSIZE,
9884                       GDI_WHEEL_AREA_HEIGHT, SYSIZE,
9885                       GDI_STATE, GD_BUTTON_UNPRESSED,
9886                       GDI_DESIGN_UNPRESSED, gd_bitmap_unpressed, gd_x1, gd_y1,
9887                       GDI_DESIGN_PRESSED, gd_bitmap_pressed, gd_x2, gd_y2,
9888                       GDI_BORDER_SIZE, SC_BORDER_SIZE, SC_BORDER_SIZE,
9889                       GDI_DIRECT_DRAW, FALSE,
9890                       GDI_EVENT_MASK, event_mask,
9891                       GDI_CALLBACK_ACTION, HandleScreenGadgets,
9892                       GDI_END);
9893
9894     if (gi == NULL)
9895       Fail("cannot create gadget");
9896
9897     screen_gadget[id] = gi;
9898   }
9899 }
9900
9901 static void CreateScreenTextInputGadgets(void)
9902 {
9903   int i;
9904
9905   for (i = 0; i < NUM_SCREEN_TEXTINPUT; i++)
9906   {
9907     int graphic = textinput_info[i].graphic;
9908     struct GraphicInfo *gd = &graphic_info[graphic];
9909     int gd_x1 = gd->src_x;
9910     int gd_y1 = gd->src_y;
9911     int gd_x2 = gd->src_x + gd->active_xoffset;
9912     int gd_y2 = gd->src_y + gd->active_yoffset;
9913     struct GadgetInfo *gi;
9914     unsigned int event_mask;
9915     int id = textinput_info[i].gadget_id;
9916     int x = textinput_info[i].x;
9917     int y = textinput_info[i].y;
9918
9919     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
9920
9921     gi = CreateGadget(GDI_CUSTOM_ID, id,
9922                       GDI_CUSTOM_TYPE_ID, i,
9923                       GDI_INFO_TEXT, textinput_info[i].infotext,
9924                       GDI_X, SX + x,
9925                       GDI_Y, SY + y,
9926                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
9927                       GDI_TEXT_VALUE, textinput_info[i].value,
9928                       GDI_TEXT_SIZE, textinput_info[i].size,
9929                       GDI_TEXT_FONT, getSetupValueFont(TYPE_STRING, NULL),
9930                       GDI_TEXT_FONT_ACTIVE, FONT_TEXT_1,
9931                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
9932                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
9933                       GDI_BORDER_SIZE, gd->border_size, gd->border_size,
9934                       GDI_DESIGN_WIDTH, gd->width,
9935                       GDI_EVENT_MASK, event_mask,
9936                       GDI_CALLBACK_ACTION, HandleScreenGadgets,
9937                       GDI_CALLBACK_ACTION_ALWAYS, TRUE,
9938                       GDI_END);
9939
9940     if (gi == NULL)
9941       Fail("cannot create gadget");
9942
9943     screen_gadget[id] = gi;
9944   }
9945 }
9946
9947 void CreateScreenGadgets(void)
9948 {
9949   CreateScreenMenubuttons();
9950
9951   CreateScreenScrollbuttons();
9952   CreateScreenScrollbars();
9953
9954   CreateScreenTextInputGadgets();
9955 }
9956
9957 void FreeScreenGadgets(void)
9958 {
9959   int i;
9960
9961   for (i = 0; i < NUM_SCREEN_GADGETS; i++)
9962     FreeGadget(screen_gadget[i]);
9963 }
9964
9965 static void MapScreenMenuGadgets(int screen_mask)
9966 {
9967   int i;
9968
9969   for (i = 0; i < NUM_SCREEN_MENUBUTTONS; i++)
9970     if (screen_mask & menubutton_info[i].screen_mask)
9971       MapGadget(screen_gadget[menubutton_info[i].gadget_id]);
9972 }
9973
9974 static void UnmapScreenMenuGadgets(int screen_mask)
9975 {
9976   int i;
9977
9978   for (i = 0; i < NUM_SCREEN_MENUBUTTONS; i++)
9979   {
9980     if (screen_mask & menubutton_info[i].screen_mask)
9981     {
9982       UnmapGadget(screen_gadget[menubutton_info[i].gadget_id]);
9983
9984       if (screen_mask & SCREEN_MASK_MAIN_HAS_SOLUTION)
9985         DrawBackground(screen_gadget[menubutton_info[i].gadget_id]->x,
9986                        screen_gadget[menubutton_info[i].gadget_id]->y,
9987                        screen_gadget[menubutton_info[i].gadget_id]->width,
9988                        screen_gadget[menubutton_info[i].gadget_id]->height);
9989     }
9990   }
9991 }
9992
9993 static void UpdateScreenMenuGadgets(int screen_mask, boolean map_gadgets)
9994 {
9995   if (map_gadgets)
9996     MapScreenMenuGadgets(screen_mask);
9997   else
9998     UnmapScreenMenuGadgets(screen_mask);
9999 }
10000
10001 static void MapScreenGadgets(int num_entries)
10002 {
10003   int i;
10004
10005   if (num_entries <= NUM_MENU_ENTRIES_ON_SCREEN)
10006     return;
10007
10008   for (i = 0; i < NUM_SCREEN_SCROLLBUTTONS; i++)
10009     MapGadget(screen_gadget[scrollbutton_info[i].gadget_id]);
10010
10011   for (i = 0; i < NUM_SCREEN_SCROLLBARS; i++)
10012     MapGadget(screen_gadget[scrollbar_info[i].gadget_id]);
10013 }
10014
10015 static void MapScreenTreeGadgets(TreeInfo *ti)
10016 {
10017   MapScreenGadgets(numTreeInfoInGroup(ti));
10018 }
10019
10020 static void HandleScreenGadgets(struct GadgetInfo *gi)
10021 {
10022   int id = gi->custom_id;
10023   int button = gi->event.button;
10024   int step = (button == MB_LEFTBUTTON   ? 1 :
10025               button == MB_MIDDLEBUTTON ? 5 :
10026               button == MB_RIGHTBUTTON  ? 10 : 1);
10027
10028   switch (id)
10029   {
10030     case SCREEN_CTRL_ID_PREV_LEVEL:
10031       HandleMainMenu_SelectLevel(step, -1, NO_DIRECT_LEVEL_SELECT);
10032       break;
10033
10034     case SCREEN_CTRL_ID_NEXT_LEVEL:
10035       HandleMainMenu_SelectLevel(step, +1, NO_DIRECT_LEVEL_SELECT);
10036       break;
10037
10038     case SCREEN_CTRL_ID_FIRST_LEVEL:
10039       HandleMainMenu_SelectLevel(MAX_LEVELS, -1, NO_DIRECT_LEVEL_SELECT);
10040       break;
10041
10042     case SCREEN_CTRL_ID_LAST_LEVEL:
10043       HandleMainMenu_SelectLevel(MAX_LEVELS, +1, NO_DIRECT_LEVEL_SELECT);
10044       break;
10045
10046     case SCREEN_CTRL_ID_LEVEL_NUMBER:
10047       CloseDoor(DOOR_CLOSE_2);
10048       SetGameStatus(GAME_MODE_LEVELNR);
10049       DrawChooseLevelNr();
10050       break;
10051
10052     case SCREEN_CTRL_ID_PREV_PLAYER:
10053       HandleSetupScreen_Input_Player(step, -1);
10054       break;
10055
10056     case SCREEN_CTRL_ID_NEXT_PLAYER:
10057       HandleSetupScreen_Input_Player(step, +1);
10058       break;
10059
10060     case SCREEN_CTRL_ID_INSERT_SOLUTION:
10061       InsertSolutionTape();
10062       break;
10063
10064     case SCREEN_CTRL_ID_PLAY_SOLUTION:
10065       PlaySolutionTape();
10066       break;
10067
10068     case SCREEN_CTRL_ID_SWITCH_ECS_AGA:
10069       setup.prefer_aga_graphics = !setup.prefer_aga_graphics;
10070       DrawMainMenu();
10071       break;
10072
10073     case SCREEN_CTRL_ID_TOUCH_PREV_PAGE:
10074     case SCREEN_CTRL_ID_TOUCH_NEXT_PAGE:
10075     case SCREEN_CTRL_ID_TOUCH_PREV_PAGE2:
10076     case SCREEN_CTRL_ID_TOUCH_NEXT_PAGE2:
10077       PushUserEvent(USEREVENT_GADGET_PRESSED, id, 0);
10078       break;
10079
10080     case SCREEN_CTRL_ID_SCROLL_UP:
10081       if (game_status == GAME_MODE_NAMES)
10082         HandleChoosePlayerName(0,0, 0, -1 * SCROLL_LINE, MB_MENU_MARK);
10083       else if (game_status == GAME_MODE_LEVELS)
10084         HandleChooseLevelSet(0,0, 0, -1 * SCROLL_LINE, MB_MENU_MARK);
10085       else if (game_status == GAME_MODE_LEVELNR)
10086         HandleChooseLevelNr(0,0, 0, -1 * SCROLL_LINE, MB_MENU_MARK);
10087       else if (game_status == GAME_MODE_SETUP)
10088         HandleSetupScreen(0,0, 0, -1 * SCROLL_LINE, MB_MENU_MARK);
10089       else if (game_status == GAME_MODE_INFO)
10090         HandleInfoScreen(0,0, 0, -1 * SCROLL_LINE, MB_MENU_MARK);
10091       break;
10092
10093     case SCREEN_CTRL_ID_SCROLL_DOWN:
10094       if (game_status == GAME_MODE_NAMES)
10095         HandleChoosePlayerName(0,0, 0, +1 * SCROLL_LINE, MB_MENU_MARK);
10096       else if (game_status == GAME_MODE_LEVELS)
10097         HandleChooseLevelSet(0,0, 0, +1 * SCROLL_LINE, MB_MENU_MARK);
10098       else if (game_status == GAME_MODE_LEVELNR)
10099         HandleChooseLevelNr(0,0, 0, +1 * SCROLL_LINE, MB_MENU_MARK);
10100       else if (game_status == GAME_MODE_SETUP)
10101         HandleSetupScreen(0,0, 0, +1 * SCROLL_LINE, MB_MENU_MARK);
10102       else if (game_status == GAME_MODE_INFO)
10103         HandleInfoScreen(0,0, 0, +1 * SCROLL_LINE, MB_MENU_MARK);
10104       break;
10105
10106     case SCREEN_CTRL_ID_SCROLL_VERTICAL:
10107       if (game_status == GAME_MODE_NAMES)
10108         HandleChoosePlayerName(0,0,999,gi->event.item_position,MB_MENU_INITIALIZE);
10109       else if (game_status == GAME_MODE_LEVELS)
10110         HandleChooseLevelSet(0,0,999,gi->event.item_position,MB_MENU_INITIALIZE);
10111       else if (game_status == GAME_MODE_LEVELNR)
10112         HandleChooseLevelNr(0,0,999,gi->event.item_position,MB_MENU_INITIALIZE);
10113       else if (game_status == GAME_MODE_SETUP)
10114         HandleSetupScreen(0,0, 999,gi->event.item_position,MB_MENU_INITIALIZE);
10115       else if (game_status == GAME_MODE_INFO)
10116         HandleInfoScreen(0,0, 999,gi->event.item_position,MB_MENU_INITIALIZE);
10117       break;
10118
10119     case SCREEN_CTRL_ID_NETWORK_SERVER:
10120     {
10121       if (!strEqual(gi->textinput.value, ""))
10122       {
10123         setString(&setup.network_server_hostname, gi->textinput.value);
10124
10125         network.server_host = setup.network_server_hostname;
10126       }
10127       else
10128       {
10129         setString(&setup.network_server_hostname, STR_NETWORK_AUTO_DETECT);
10130
10131         network.server_host = NULL;
10132       }
10133
10134       if (strEqual(network.server_host, STR_NETWORK_AUTO_DETECT))
10135         network.server_host = NULL;
10136
10137       execSetupGame_setNetworkServerText();
10138
10139       DrawSetupScreen();
10140
10141       break;
10142     }
10143
10144     default:
10145       break;
10146   }
10147 }
10148
10149 void DumpScreenIdentifiers(void)
10150 {
10151   int i;
10152
10153   Print("Active screen elements on current screen:\n");
10154
10155   for (i = 0; main_controls[i].nr != -1; i++)
10156   {
10157     struct MainControlInfo *mci = &main_controls[i];
10158
10159     if (mci->button_graphic != -1)
10160     {
10161       char *token = getTokenFromImageID(mci->button_graphic);
10162
10163       Print("- '%s'\n", token);
10164     }
10165   }
10166
10167   Print("Done.\n");
10168 }
10169
10170 boolean DoScreenAction(int image_id)
10171 {
10172   int i;
10173
10174   if (game_status != GAME_MODE_MAIN)
10175     return FALSE;
10176
10177   for (i = 0; main_controls[i].nr != -1; i++)
10178   {
10179     struct MainControlInfo *mci = &main_controls[i];
10180     struct MenuPosInfo *pos = mci->pos_button;
10181
10182     if (mci->button_graphic == image_id)
10183     {
10184       int x = mSX + pos->x;
10185       int y = mSY + pos->y;
10186
10187       HandleMainMenu(x, y, 0, 0, MB_MENU_CHOICE);
10188
10189       return TRUE;
10190     }
10191   }
10192
10193   return FALSE;
10194 }
10195
10196 void DrawScreenAfterAddingSet(char *tree_subdir_new, int tree_type)
10197 {
10198   // get tree info node of newly added level or artwork set
10199   TreeInfo *tree_node_first = TREE_FIRST_NODE(tree_type);
10200   TreeInfo *tree_node_new = getTreeInfoFromIdentifier(tree_node_first,
10201                                                       tree_subdir_new);
10202   if (tree_node_new == NULL)    // should not happen
10203     return;
10204
10205   // if request dialog is active, do nothing
10206   if (game.request_active)
10207     return;
10208
10209   if (game_status == GAME_MODE_MAIN &&
10210       tree_type == TREE_TYPE_LEVEL_DIR)
10211   {
10212     // when adding new level set in main menu, select it as current level set
10213
10214     // change current level set to newly added level set from zip file
10215     leveldir_current = tree_node_new;
10216
10217     // change current level number to first level of newly added level set
10218     level_nr = leveldir_current->first_level;
10219
10220     // redraw screen to reflect changed level set
10221     DrawMainMenu();
10222
10223     // save this level set and level number as last selected level set
10224     SaveLevelSetup_LastSeries();
10225     SaveLevelSetup_SeriesInfo();
10226   }
10227   else if (game_status == GAME_MODE_LEVELS &&
10228            tree_type == TREE_TYPE_LEVEL_DIR)
10229   {
10230     // when adding new level set in level set menu, set cursor and update screen
10231
10232     leveldir_current = tree_node_new;
10233
10234     DrawChooseTree(&leveldir_current);
10235   }
10236   else if (game_status == GAME_MODE_SETUP)
10237   {
10238     // when adding new artwork set in setup menu, set cursor and update screen
10239
10240     if (setup_mode == SETUP_MODE_CHOOSE_GRAPHICS &&
10241         tree_type == TREE_TYPE_GRAPHICS_DIR)
10242     {
10243       artwork.gfx_current = tree_node_new;
10244
10245       DrawChooseTree(&artwork.gfx_current);
10246     }
10247     else if (setup_mode == SETUP_MODE_CHOOSE_SOUNDS &&
10248              tree_type == TREE_TYPE_SOUNDS_DIR)
10249     {
10250       artwork.snd_current = tree_node_new;
10251
10252       DrawChooseTree(&artwork.snd_current);
10253     }
10254     else if (setup_mode == SETUP_MODE_CHOOSE_MUSIC &&
10255              tree_type == TREE_TYPE_MUSIC_DIR)
10256     {
10257       artwork.mus_current = tree_node_new;
10258
10259       DrawChooseTree(&artwork.mus_current);
10260     }
10261   }
10262 }
10263
10264 static int UploadTapes(void)
10265 {
10266   SetGameStatus(GAME_MODE_LOADING);
10267
10268   FadeSetEnterScreen();
10269   FadeOut(REDRAW_ALL);
10270
10271   ClearRectangle(drawto, 0, 0, WIN_XSIZE, WIN_YSIZE);
10272
10273   FadeIn(REDRAW_ALL);
10274
10275   DrawInitTextHead("Uploading tapes");
10276
10277   global.autoplay_mode = AUTOPLAY_MODE_UPLOAD;
10278   global.autoplay_leveldir = "ALL";
10279   global.autoplay_all = TRUE;
10280
10281   int num_tapes_uploaded = AutoPlayTapes();
10282
10283   global.autoplay_mode = AUTOPLAY_MODE_NONE;
10284   global.autoplay_leveldir = NULL;
10285   global.autoplay_all = FALSE;
10286
10287   SetGameStatus(GAME_MODE_MAIN);
10288
10289   DrawMainMenu();
10290
10291   return num_tapes_uploaded;
10292 }
10293
10294 static boolean OfferUploadTapes(void)
10295 {
10296   if (!Request(setup.has_remaining_tapes ?
10297                "Upload missing tapes to the high score server now?" :
10298                "Upload all your tapes to the high score server now?", REQ_ASK))
10299     return FALSE;
10300
10301   int num_tapes_uploaded = UploadTapes();
10302   char message[100];
10303
10304   if (num_tapes_uploaded < 0)
10305   {
10306     num_tapes_uploaded = -num_tapes_uploaded - 1;
10307
10308     if (num_tapes_uploaded == 0)
10309       sprintf(message, "Upload failed! No tapes uploaded!");
10310     else if (num_tapes_uploaded == 1)
10311       sprintf(message, "Upload failed! Only 1 tape uploaded!");
10312     else
10313       sprintf(message, "Upload failed! Only %d tapes uploaded!",
10314               num_tapes_uploaded);
10315
10316     Request(message, REQ_CONFIRM);
10317
10318     // if uploading tapes failed, add tape upload entry to setup menu
10319     setup.provide_uploading_tapes = TRUE;
10320     setup.has_remaining_tapes = TRUE;
10321
10322     SaveSetup_ServerSetup();
10323
10324     return FALSE;
10325   }
10326
10327   if (num_tapes_uploaded == 0)
10328     sprintf(message, "No tapes uploaded!");
10329   else if (num_tapes_uploaded == 1)
10330     sprintf(message, "1 tape uploaded!");
10331   else
10332     sprintf(message, "%d tapes uploaded!", num_tapes_uploaded);
10333
10334   Request(message, REQ_CONFIRM);
10335
10336   if (num_tapes_uploaded > 0)
10337     Request("New scores will be visible after a few minutes!", REQ_CONFIRM);
10338
10339   // after all tapes have been uploaded, remove entry from setup menu
10340   setup.provide_uploading_tapes = FALSE;
10341   setup.has_remaining_tapes = FALSE;
10342
10343   SaveSetup_ServerSetup();
10344
10345   return TRUE;
10346 }
10347
10348 static void CheckUploadTapes(void)
10349 {
10350   if (!setup.ask_for_uploading_tapes)
10351     return;
10352
10353   // after asking for uploading tapes, do not ask again
10354   setup.ask_for_uploading_tapes = FALSE;
10355   setup.ask_for_remaining_tapes = FALSE;
10356
10357   if (directoryExists(getTapeDir(NULL)))
10358   {
10359     boolean tapes_uploaded = OfferUploadTapes();
10360
10361     if (!tapes_uploaded)
10362     {
10363       Request(setup.has_remaining_tapes ?
10364               "You can upload missing tapes from the setup menu later!" :
10365               "You can upload your tapes from the setup menu later!",
10366               REQ_CONFIRM);
10367     }
10368   }
10369   else
10370   {
10371     // if tapes directory does not exist yet, never offer uploading all tapes
10372     setup.provide_uploading_tapes = FALSE;
10373   }
10374
10375   SaveSetup_ServerSetup();
10376 }
10377
10378 static void UpgradePlayerUUID(void)
10379 {
10380   ApiResetUUIDAsThread(getUUID());
10381 }
10382
10383 static void CheckUpgradePlayerUUID(void)
10384 {
10385   if (setup.player_version > 1)
10386     return;
10387
10388   UpgradePlayerUUID();
10389 }
10390
10391 void CheckApiServerTasks(void)
10392 {
10393   // check if the player's UUID has to be upgraded
10394   CheckUpgradePlayerUUID();
10395
10396   // check if there are any tapes to be uploaded
10397   CheckUploadTapes();
10398 }