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_GAME_SPEED    17
  67 #define SETUP_MODE_CHOOSE_SCROLL_DELAY  18
  68 #define SETUP_MODE_CHOOSE_SNAPSHOT_MODE 19
  69 #define SETUP_MODE_CHOOSE_WINDOW_SIZE   20
  70 #define SETUP_MODE_CHOOSE_SCALING_TYPE  21
  71 #define SETUP_MODE_CHOOSE_RENDERING     22
  72 #define SETUP_MODE_CHOOSE_VSYNC         23
  73 #define SETUP_MODE_CHOOSE_GRAPHICS      24
  74 #define SETUP_MODE_CHOOSE_SOUNDS        25
  75 #define SETUP_MODE_CHOOSE_MUSIC         26
  76 #define SETUP_MODE_CHOOSE_VOLUME_SIMPLE 27
  77 #define SETUP_MODE_CHOOSE_VOLUME_LOOPS  28
  78 #define SETUP_MODE_CHOOSE_VOLUME_MUSIC  29
  79 #define SETUP_MODE_CHOOSE_TOUCH_CONTROL 30
  80 #define SETUP_MODE_CHOOSE_MOVE_DISTANCE 31
  81 #define SETUP_MODE_CHOOSE_DROP_DISTANCE 32
  82 #define SETUP_MODE_CHOOSE_TRANSPARENCY  33
  83 #define SETUP_MODE_CHOOSE_GRID_XSIZE_0  34
  84 #define SETUP_MODE_CHOOSE_GRID_YSIZE_0  35
  85 #define SETUP_MODE_CHOOSE_GRID_XSIZE_1  36
  86 #define SETUP_MODE_CHOOSE_GRID_YSIZE_1  37
  87 #define SETUP_MODE_CONFIG_VIRT_BUTTONS  38
  88
  89 #define MAX_SETUP_MODES                 39
  90
  91 #define MAX_MENU_MODES                  MAX(MAX_INFO_MODES, MAX_SETUP_MODES)
  92
  93 // setup screen titles
  94 #define STR_SETUP_MAIN                  "Setup"
  95 #define STR_SETUP_GAME                  "Game & Menu"
  96 #define STR_SETUP_ENGINES               "Game Engines"
  97 #define STR_SETUP_EDITOR                "Editor"
  98 #define STR_SETUP_GRAPHICS              "Graphics"
  99 #define STR_SETUP_SOUND                 "Sound & Music"
 100 #define STR_SETUP_ARTWORK               "Custom Artwork"
 101 #define STR_SETUP_INPUT                 "Input Devices"
 102 #define STR_SETUP_TOUCH                 "Touch Controls"
 103 #define STR_SETUP_SHORTCUTS             "Key Shortcuts"
 104 #define STR_SETUP_EXIT                  "Exit"
 105 #define STR_SETUP_SAVE_AND_EXIT         "Save and Exit"
 106
 107 #define STR_SETUP_CHOOSE_GAME_SPEED     "Game Speed"
 108 #define STR_SETUP_CHOOSE_SCROLL_DELAY   "Scroll Delay"
 109 #define STR_SETUP_CHOOSE_SNAPSHOT_MODE  "Snapshot Mode"
 110 #define STR_SETUP_CHOOSE_WINDOW_SIZE    "Window Scaling"
 111 #define STR_SETUP_CHOOSE_SCALING_TYPE   "Anti-Aliasing"
 112 #define STR_SETUP_CHOOSE_RENDERING      "Rendering Mode"
 113 #define STR_SETUP_CHOOSE_VSYNC          "VSync Mode"
 114 #define STR_SETUP_CHOOSE_VOLUME_SIMPLE  "Sound Volume"
 115 #define STR_SETUP_CHOOSE_VOLUME_LOOPS   "Loops Volume"
 116 #define STR_SETUP_CHOOSE_VOLUME_MUSIC   "Music Volume"
 117 #define STR_SETUP_CHOOSE_TOUCH_CONTROL  "Control Type"
 118 #define STR_SETUP_CHOOSE_MOVE_DISTANCE  "Move Distance"
 119 #define STR_SETUP_CHOOSE_DROP_DISTANCE  "Drop Distance"
 120 #define STR_SETUP_CHOOSE_TRANSPARENCY   "Transparency"
 121 #define STR_SETUP_CHOOSE_GRID_XSIZE_0   "Horiz. Buttons"
 122 #define STR_SETUP_CHOOSE_GRID_YSIZE_0   "Vert. Buttons"
 123 #define STR_SETUP_CHOOSE_GRID_XSIZE_1   "Horiz. Buttons"
 124 #define STR_SETUP_CHOOSE_GRID_YSIZE_1   "Vert. Buttons"
 125
 126 // other screen text constants
 127 #define STR_CHOOSE_TREE_EDIT            "Edit"
 128 #define MENU_CHOOSE_TREE_FONT(x)        (FONT_TEXT_1 + (x))
 129 #define MENU_CHOOSE_TREE_COLOR(ti, a)   TREE_COLOR(ti, a)
 130
 131 // for input setup functions
 132 #define SETUPINPUT_SCREEN_POS_START     0
 133 #define SETUPINPUT_SCREEN_POS_EMPTY1    3
 134 #define SETUPINPUT_SCREEN_POS_EMPTY2    12
 135 #define SETUPINPUT_SCREEN_POS_END       13
 136
 137 #define MENU_SETUP_FONT_TITLE           FONT_TEXT_1
 138 #define MENU_SETUP_FONT_TEXT            FONT_TITLE_2
 139
 140 #define MAX_SETUP_TEXT_INPUT_LEN        28
 141
 142 // for various menu stuff
 143 #define MENU_SCREEN_START_XPOS          1
 144 #define MENU_SCREEN_START_YPOS          2
 145 #define MENU_SCREEN_VALUE_XPOS          (SCR_FIELDX - 3)
 146 #define MENU_SCREEN_TEXT2_XPOS          (SCR_FIELDX - 2)
 147 #define MENU_SCREEN_MAX_XPOS            (SCR_FIELDX - 1)
 148 #define MENU_TITLE1_YPOS                8
 149 #define MENU_TITLE2_YPOS                46
 150 #define MENU_INFO_FONT_TITLE            FONT_TEXT_1
 151 #define MENU_INFO_FONT_HEAD             FONT_TEXT_2
 152 #define MENU_INFO_FONT_TEXT             FONT_TEXT_3
 153 #define MENU_INFO_FONT_FOOT             FONT_TEXT_4
 154 #define MENU_INFO_SPACE_HEAD            (menu.headline2_spacing_info[info_mode])
 155 #define MENU_SCREEN_INFO_SPACE_LEFT     (menu.left_spacing_info[info_mode])
 156 #define MENU_SCREEN_INFO_SPACE_RIGHT    (menu.right_spacing_info[info_mode])
 157 #define MENU_SCREEN_INFO_SPACE_TOP      (menu.top_spacing_info[info_mode])
 158 #define MENU_SCREEN_INFO_SPACE_BOTTOM   (menu.bottom_spacing_info[info_mode])
 159 #define MENU_SCREEN_INFO_YSTART1        MENU_SCREEN_INFO_SPACE_TOP
 160 #define MENU_SCREEN_INFO_YSTART2        (MENU_SCREEN_INFO_YSTART1 +            \
 161                                          getMenuTextStep(MENU_INFO_SPACE_HEAD, \
 162                                                          MENU_INFO_FONT_TITLE))
 163 #define MENU_SCREEN_INFO_YSTEP          (TILEY + 4)
 164 #define MENU_SCREEN_INFO_YBOTTOM        (SYSIZE - MENU_SCREEN_INFO_SPACE_BOTTOM)
 165 #define MENU_SCREEN_INFO_YSIZE          (MENU_SCREEN_INFO_YBOTTOM -     \
 166                                          MENU_SCREEN_INFO_YSTART2 -     \
 167                                          TILEY / 2)
 168 #define MAX_INFO_ELEMENTS_ON_SCREEN     128
 169 #define STD_INFO_ELEMENTS_ON_SCREEN     (MENU_SCREEN_INFO_YSIZE /       \
 170                                          MENU_SCREEN_INFO_YSTEP)
 171 #define NUM_INFO_ELEMENTS_FROM_CONF     \
 172   (menu.list_size_info[GFX_SPECIAL_ARG_INFO_ELEMENTS] > 0 ?             \
 173    menu.list_size_info[GFX_SPECIAL_ARG_INFO_ELEMENTS] :                 \
 174    MAX_MENU_ENTRIES_ON_SCREEN)
 175 #define NUM_INFO_ELEMENTS_ON_SCREEN     MIN(MIN(STD_INFO_ELEMENTS_ON_SCREEN, \
 176                                                 MAX_INFO_ELEMENTS_ON_SCREEN), \
 177                                             NUM_INFO_ELEMENTS_FROM_CONF)
 178 #define MAX_MENU_ENTRIES_ON_SCREEN      (SCR_FIELDY - MENU_SCREEN_START_YPOS)
 179 #define MAX_MENU_TEXT_LENGTH_BIG        13
 180 #define MAX_MENU_TEXT_LENGTH_MEDIUM     (MAX_MENU_TEXT_LENGTH_BIG * 2)
 181
 182 // screen gadget identifiers
 183 #define SCREEN_CTRL_ID_PREV_LEVEL       0
 184 #define SCREEN_CTRL_ID_NEXT_LEVEL       1
 185 #define SCREEN_CTRL_ID_FIRST_LEVEL      2
 186 #define SCREEN_CTRL_ID_LAST_LEVEL       3
 187 #define SCREEN_CTRL_ID_LEVEL_NUMBER     4
 188 #define SCREEN_CTRL_ID_PREV_PLAYER      5
 189 #define SCREEN_CTRL_ID_NEXT_PLAYER      6
 190 #define SCREEN_CTRL_ID_INSERT_SOLUTION  7
 191 #define SCREEN_CTRL_ID_PLAY_SOLUTION    8
 192 #define SCREEN_CTRL_ID_SWITCH_ECS_AGA   9
 193 #define SCREEN_CTRL_ID_TOUCH_PREV_PAGE  10
 194 #define SCREEN_CTRL_ID_TOUCH_NEXT_PAGE  11
 195 #define SCREEN_CTRL_ID_TOUCH_PREV_PAGE2 12
 196 #define SCREEN_CTRL_ID_TOUCH_NEXT_PAGE2 13
 197 #define SCREEN_CTRL_ID_SCROLL_UP        14
 198 #define SCREEN_CTRL_ID_SCROLL_DOWN      15
 199 #define SCREEN_CTRL_ID_SCROLL_VERTICAL  16
 200 #define SCREEN_CTRL_ID_NETWORK_SERVER   17
 201
 202 #define NUM_SCREEN_GADGETS              18
 203
 204 #define NUM_SCREEN_MENUBUTTONS          14
 205 #define NUM_SCREEN_SCROLLBUTTONS        2
 206 #define NUM_SCREEN_SCROLLBARS           1
 207 #define NUM_SCREEN_TEXTINPUT            1
 208
 209 #define SCREEN_MASK_MAIN                (1 << 0)
 210 #define SCREEN_MASK_MAIN_HAS_SOLUTION   (1 << 1)
 211 #define SCREEN_MASK_INPUT               (1 << 2)
 212 #define SCREEN_MASK_TOUCH               (1 << 3)
 213 #define SCREEN_MASK_TOUCH2              (1 << 4)
 214
 215 // graphic position and size values for buttons and scrollbars
 216 #define SC_MENUBUTTON_XSIZE             TILEX
 217 #define SC_MENUBUTTON_YSIZE             TILEY
 218
 219 #define SC_SCROLLBUTTON_XSIZE           TILEX
 220 #define SC_SCROLLBUTTON_YSIZE           TILEY
 221
 222 #define SC_SCROLLBAR_XPOS               (SXSIZE - SC_SCROLLBUTTON_XSIZE)
 223
 224 #define SC_SCROLL_VERTICAL_XSIZE        SC_SCROLLBUTTON_XSIZE
 225 #define SC_SCROLL_VERTICAL_YSIZE        ((MAX_MENU_ENTRIES_ON_SCREEN - 2) * \
 226                                          SC_SCROLLBUTTON_YSIZE)
 227
 228 #define SC_SCROLL_UP_XPOS               SC_SCROLLBAR_XPOS
 229 #define SC_SCROLL_UP_YPOS               (2 * SC_SCROLLBUTTON_YSIZE)
 230
 231 #define SC_SCROLL_VERTICAL_XPOS         SC_SCROLLBAR_XPOS
 232 #define SC_SCROLL_VERTICAL_YPOS         (SC_SCROLL_UP_YPOS + \
 233                                          SC_SCROLLBUTTON_YSIZE)
 234
 235 #define SC_SCROLL_DOWN_XPOS             SC_SCROLLBAR_XPOS
 236 #define SC_SCROLL_DOWN_YPOS             (SC_SCROLL_VERTICAL_YPOS + \
 237                                          SC_SCROLL_VERTICAL_YSIZE)
 238
 239 #define SC_BORDER_SIZE                  14
 240
 241
 242 // forward declarations of internal functions
 243 static void HandleScreenGadgets(struct GadgetInfo *);
 244 static void HandleSetupScreen_Generic(int, int, int, int, int);
 245 static void HandleSetupScreen_Input(int, int, int, int, int);
 246 static void CustomizeKeyboard(int);
 247 static void ConfigureJoystick(int);
 248 static void ConfigureVirtualButtons(void);
 249 static void execSetupGame(void);
 250 static void execSetupEngines(void);
 251 static void execSetupGraphics(void);
 252 static void execSetupSound(void);
 253 static void execSetupTouch(void);
 254 static void execSetupArtwork(void);
 255 static void HandleChooseTree(int, int, int, int, int, TreeInfo **);
 256
 257 static void DrawChoosePlayerName(void);
 258 static void DrawChooseLevelSet(void);
 259 static void DrawChooseLevelNr(void);
 260 static void DrawInfoScreen(void);
 261 static void DrawSetupScreen(void);
 262 static void DrawTypeName(void);
 263
 264 static void DrawInfoScreen_NotAvailable(char *, char *);
 265 static void DrawInfoScreen_HelpAnim(int, int, boolean);
 266 static void DrawInfoScreen_HelpText(int, int, int, int);
 267 static void HandleInfoScreen_Main(int, int, int, int, int);
 268 static void HandleInfoScreen_TitleScreen(int);
 269 static void HandleInfoScreen_Elements(int);
 270 static void HandleInfoScreen_Music(int);
 271 static void HandleInfoScreen_Credits(int);
 272 static void HandleInfoScreen_Program(int);
 273 static void HandleInfoScreen_Version(int);
 274
 275 static void ModifyGameSpeedIfNeeded(void);
 276 static void DisableVsyncIfNeeded(void);
 277
 278 static void MapScreenMenuGadgets(int);
 279 static void UnmapScreenMenuGadgets(int);
 280 static void MapScreenGadgets(int);
 281 static void MapScreenTreeGadgets(TreeInfo *);
 282
 283 static void UpdateScreenMenuGadgets(int, boolean);
 284
 285 static boolean OfferUploadTapes(void);
 286 static void execOfferUploadTapes(void);
 287
 288 static struct GadgetInfo *screen_gadget[NUM_SCREEN_GADGETS];
 289
 290 static int info_mode = INFO_MODE_MAIN;
 291 static int setup_mode = SETUP_MODE_MAIN;
 292
 293 static TreeInfo *window_sizes = NULL;
 294 static TreeInfo *window_size_current = NULL;
 295
 296 static TreeInfo *scaling_types = NULL;
 297 static TreeInfo *scaling_type_current = NULL;
 298
 299 static TreeInfo *rendering_modes = NULL;
 300 static TreeInfo *rendering_mode_current = NULL;
 301
 302 static TreeInfo *vsync_modes = NULL;
 303 static TreeInfo *vsync_mode_current = NULL;
 304
 305 static TreeInfo *scroll_delays = NULL;
 306 static TreeInfo *scroll_delay_current = NULL;
 307
 308 static TreeInfo *snapshot_modes = NULL;
 309 static TreeInfo *snapshot_mode_current = NULL;
 310
 311 static TreeInfo *game_speeds_normal = NULL;
 312 static TreeInfo *game_speeds_extended = NULL;
 313 static TreeInfo *game_speeds = NULL;
 314 static TreeInfo *game_speed_current = NULL;
 315
 316 static TreeInfo *volumes_simple = NULL;
 317 static TreeInfo *volume_simple_current = NULL;
 318
 319 static TreeInfo *volumes_loops = NULL;
 320 static TreeInfo *volume_loops_current = NULL;
 321
 322 static TreeInfo *volumes_music = NULL;
 323 static TreeInfo *volume_music_current = NULL;
 324
 325 static TreeInfo *touch_controls = NULL;
 326 static TreeInfo *touch_control_current = NULL;
 327
 328 static TreeInfo *move_distances = NULL;
 329 static TreeInfo *move_distance_current = NULL;
 330
 331 static TreeInfo *drop_distances = NULL;
 332 static TreeInfo *drop_distance_current = NULL;
 333
 334 static TreeInfo *transparencies = NULL;
 335 static TreeInfo *transparency_current = NULL;
 336
 337 static TreeInfo *grid_sizes[2][2] = { { NULL, NULL }, { NULL, NULL } };
 338 static TreeInfo *grid_size_current[2][2] = { { NULL, NULL }, { NULL, NULL } };
 339
 340 static TreeInfo *player_name = NULL;
 341 static TreeInfo *player_name_current = NULL;
 342
 343 static TreeInfo *level_number = NULL;
 344 static TreeInfo *level_number_current = NULL;
 345
 346 static struct ValueTextInfo window_sizes_list[] =
 347 {
 348   {     50,     "50 %"                          },
 349   {     80,     "80 %"                          },
 350   {     90,     "90 %"                          },
 351   {     100,    "100 % (Default)"               },
 352   {     110,    "110 %"                         },
 353   {     120,    "120 %"                         },
 354   {     130,    "130 %"                         },
 355   {     140,    "140 %"                         },
 356   {     150,    "150 %"                         },
 357   {     200,    "200 %"                         },
 358   {     250,    "250 %"                         },
 359   {     300,    "300 %"                         },
 360
 361   {     -1,     NULL                            },
 362 };
 363
 364 static struct StringValueTextInfo scaling_types_list[] =
 365 {
 366   {     SCALING_QUALITY_NEAREST, "Off"          },
 367   {     SCALING_QUALITY_LINEAR,  "Linear"       },
 368   {     SCALING_QUALITY_BEST,    "Anisotropic"  },
 369
 370   {     NULL,                    NULL           },
 371 };
 372
 373 static struct StringValueTextInfo rendering_modes_list[] =
 374 {
 375   {     STR_SPECIAL_RENDERING_OFF,      "Off (May show artifacts, fast)" },
 376   {     STR_SPECIAL_RENDERING_BITMAP,   "Bitmap/Texture mode (slower)"   },
 377 #if DEBUG
 378   // this mode may work under certain conditions, but does not work on Windows
 379   {     STR_SPECIAL_RENDERING_TARGET,   "Target Texture mode (slower)"   },
 380 #endif
 381   {     STR_SPECIAL_RENDERING_DOUBLE,   "Double Texture mode (slower)"   },
 382
 383   {     NULL,                            NULL                            },
 384 };
 385
 386 static struct StringValueTextInfo vsync_modes_list[] =
 387 {
 388   {     STR_VSYNC_MODE_OFF,             "Off"           },
 389   {     STR_VSYNC_MODE_NORMAL,          "Normal"        },
 390   {     STR_VSYNC_MODE_ADAPTIVE,        "Adaptive"      },
 391
 392   {     NULL,                            NULL           },
 393 };
 394
 395 static struct ValueTextInfo game_speeds_list_normal[] =
 396 {
 397   {     30,     "Very Slow"                     },
 398   {     25,     "Slow"                          },
 399   {     20,     "Normal"                        },
 400   {     15,     "Fast"                          },
 401   {     10,     "Very Fast"                     },
 402
 403   {     -1,     NULL                            },
 404 };
 405
 406 static struct ValueTextInfo game_speeds_list_extended[] =
 407 {
 408   {     1000,   "1 fps (Extremely Slow)"        },
 409   {     500,    "2 fps"                         },
 410   {     200,    "5 fps"                         },
 411   {     100,    "10 fps"                        },
 412   {     50,     "20 fps"                        },
 413   {     29,     "35 fps (Original Supaplex)"    },
 414   {     25,     "40 fps"                        },
 415   {     20,     "50 fps (=== Normal Speed ===)" },
 416   {     16,     "60 fps (60 Hz VSync Speed)"    },
 417   {     14,     "70 fps (Maximum Supaplex)"     },
 418   {     10,     "100 fps"                       },
 419   {     5,      "200 fps"                       },
 420   {     2,      "500 fps"                       },
 421   {     1,      "1000 fps (Extremely Fast)"     },
 422
 423   {     -1,     NULL                            },
 424 };
 425
 426 static struct ValueTextInfo *game_speeds_list;
 427
 428 static struct ValueTextInfo scroll_delays_list[] =
 429 {
 430   {     0,      "0 Tiles (No Scroll Delay)"     },
 431   {     1,      "1 Tile"                        },
 432   {     2,      "2 Tiles"                       },
 433   {     3,      "3 Tiles (Default)"             },
 434   {     4,      "4 Tiles"                       },
 435   {     5,      "5 Tiles"                       },
 436   {     6,      "6 Tiles"                       },
 437   {     7,      "7 Tiles"                       },
 438   {     8,      "8 Tiles (Maximum Scroll Delay)"},
 439
 440   {     -1,     NULL                            },
 441 };
 442
 443 static struct StringValueTextInfo snapshot_modes_list[] =
 444 {
 445   {     STR_SNAPSHOT_MODE_OFF,                  "Off"           },
 446   {     STR_SNAPSHOT_MODE_EVERY_STEP,           "Every Step"    },
 447   {     STR_SNAPSHOT_MODE_EVERY_MOVE,           "Every Move"    },
 448   {     STR_SNAPSHOT_MODE_EVERY_COLLECT,        "Every Collect" },
 449
 450   {     NULL,                                   NULL            },
 451 };
 452
 453 static struct ValueTextInfo volumes_list[] =
 454 {
 455   {     0,      "0 %"                           },
 456   {     1,      "1 %"                           },
 457   {     2,      "2 %"                           },
 458   {     5,      "5 %"                           },
 459   {     10,     "10 %"                          },
 460   {     20,     "20 %"                          },
 461   {     30,     "30 %"                          },
 462   {     40,     "40 %"                          },
 463   {     50,     "50 %"                          },
 464   {     60,     "60 %"                          },
 465   {     70,     "70 %"                          },
 466   {     80,     "80 %"                          },
 467   {     90,     "90 %"                          },
 468   {     100,    "100 %"                         },
 469
 470   {     -1,     NULL                            },
 471 };
 472
 473 static struct StringValueTextInfo touch_controls_list[] =
 474 {
 475   {     TOUCH_CONTROL_OFF,              "Off"                   },
 476   {     TOUCH_CONTROL_VIRTUAL_BUTTONS,  "Virtual Buttons"       },
 477   {     TOUCH_CONTROL_WIPE_GESTURES,    "Wipe Gestures"         },
 478   {     TOUCH_CONTROL_FOLLOW_FINGER,    "Follow Finger"         },
 479
 480   {     NULL,                           NULL                    },
 481 };
 482
 483 static struct ValueTextInfo distances_list[] =
 484 {
 485   {     1,      "1 %"                           },
 486   {     2,      "2 %"                           },
 487   {     3,      "3 %"                           },
 488   {     4,      "4 %"                           },
 489   {     5,      "5 %"                           },
 490   {     10,     "10 %"                          },
 491   {     15,     "15 %"                          },
 492   {     20,     "20 %"                          },
 493   {     25,     "25 %"                          },
 494
 495   {     -1,     NULL                            },
 496 };
 497
 498 static struct ValueTextInfo transparencies_list[] =
 499 {
 500   {     0,      "0 % (Opaque)"                  },
 501   {     10,     "10 %"                          },
 502   {     20,     "20 %"                          },
 503   {     30,     "30 %"                          },
 504   {     40,     "40 %"                          },
 505   {     50,     "50 %"                          },
 506   {     60,     "60 %"                          },
 507   {     70,     "70 %"                          },
 508   {     80,     "80 %"                          },
 509   {     90,     "90 %"                          },
 510   {     100,    "100 % (Invisible)"             },
 511
 512   {     -1,     NULL                            },
 513 };
 514
 515 static struct ValueTextInfo grid_sizes_list[] =
 516 {
 517   {     3,      "3"                             },
 518   {     4,      "4"                             },
 519   {     5,      "5"                             },
 520   {     6,      "6"                             },
 521   {     7,      "7"                             },
 522   {     8,      "8"                             },
 523   {     9,      "9"                             },
 524   {     10,     "10"                            },
 525   {     11,     "11"                            },
 526   {     12,     "12"                            },
 527   {     13,     "13"                            },
 528   {     14,     "14"                            },
 529   {     15,     "15"                            },
 530   {     16,     "16"                            },
 531   {     17,     "17"                            },
 532   {     18,     "18"                            },
 533   {     19,     "19"                            },
 534   {     20,     "20"                            },
 535   {     21,     "21"                            },
 536   {     22,     "22"                            },
 537   {     23,     "23"                            },
 538   {     24,     "24"                            },
 539   {     25,     "25"                            },
 540   {     26,     "26"                            },
 541   {     27,     "27"                            },
 542   {     28,     "28"                            },
 543   {     29,     "29"                            },
 544   {     30,     "30"                            },
 545   {     31,     "31"                            },
 546   {     32,     "32"                            },
 547
 548   {     -1,     NULL                            },
 549 };
 550
 551 static int align_xoffset = 0;
 552 static int align_yoffset = 0;
 553
 554 #define DRAW_MODE(s)            ((s) >= GAME_MODE_MAIN &&               \
 555                                  (s) <= GAME_MODE_SETUP ? (s) :         \
 556                                  (s) == GAME_MODE_PSEUDO_TYPENAME ?     \
 557                                  GAME_MODE_MAIN :                       \
 558                                  (s) == GAME_MODE_PSEUDO_TYPENAMES ?    \
 559                                  GAME_MODE_NAMES : GAME_MODE_DEFAULT)
 560
 561 // (there are no draw offset definitions needed for INFO_MODE_TITLE)
 562 #define DRAW_MODE_INFO(i)       ((i) >= INFO_MODE_TITLE &&              \
 563                                  (i) <= INFO_MODE_LEVELSET ? (i) :      \
 564                                  INFO_MODE_MAIN)
 565
 566 #define DRAW_MODE_SETUP(i)      ((i) >= SETUP_MODE_MAIN &&              \
 567                                  (i) <= SETUP_MODE_SHORTCUTS_5 ? (i) :  \
 568                                  (i) >= SETUP_MODE_CHOOSE_GRAPHICS &&   \
 569                                  (i) <= SETUP_MODE_CHOOSE_MUSIC ?       \
 570                                  SETUP_MODE_CHOOSE_ARTWORK :            \
 571                                  SETUP_MODE_CHOOSE_OTHER)
 572
 573 #define DRAW_XOFFSET_INFO(i)    (DRAW_MODE_INFO(i) == INFO_MODE_MAIN ?  \
 574                                  menu.draw_xoffset[GAME_MODE_INFO] :    \
 575                                  menu.draw_xoffset_info[DRAW_MODE_INFO(i)])
 576 #define DRAW_YOFFSET_INFO(i)    (DRAW_MODE_INFO(i) == INFO_MODE_MAIN ?  \
 577                                  menu.draw_yoffset[GAME_MODE_INFO] :    \
 578                                  menu.draw_yoffset_info[DRAW_MODE_INFO(i)])
 579 #define EXTRA_SPACING_INFO(i)   (DRAW_MODE_INFO(i) == INFO_MODE_MAIN ? \
 580                                  menu.extra_spacing[GAME_MODE_INFO] :   \
 581                                  menu.extra_spacing_info[DRAW_MODE_INFO(i)])
 582
 583 #define DRAW_XOFFSET_SETUP(i)   (DRAW_MODE_SETUP(i) == SETUP_MODE_MAIN ? \
 584                                  menu.draw_xoffset[GAME_MODE_SETUP] :   \
 585                                  menu.draw_xoffset_setup[DRAW_MODE_SETUP(i)])
 586 #define DRAW_YOFFSET_SETUP(i)   (DRAW_MODE_SETUP(i) == SETUP_MODE_MAIN ? \
 587                                  menu.draw_yoffset[GAME_MODE_SETUP] :   \
 588                                  menu.draw_yoffset_setup[DRAW_MODE_SETUP(i)])
 589 #define EXTRA_SPACING_SETUP(i)  (DRAW_MODE_SETUP(i) == SETUP_MODE_MAIN ? \
 590                                  menu.extra_spacing[GAME_MODE_SETUP] :  \
 591                                  menu.extra_spacing_setup[DRAW_MODE_SETUP(i)])
 592
 593 #define DRAW_XOFFSET(s)         ((s) == GAME_MODE_INFO ?                \
 594                                  DRAW_XOFFSET_INFO(info_mode) :         \
 595                                  (s) == GAME_MODE_SETUP ?               \
 596                                  DRAW_XOFFSET_SETUP(setup_mode) :       \
 597                                  menu.draw_xoffset[DRAW_MODE(s)])
 598 #define DRAW_YOFFSET(s)         ((s) == GAME_MODE_INFO ?                \
 599                                  DRAW_YOFFSET_INFO(info_mode) :         \
 600                                  (s) == GAME_MODE_SETUP ?               \
 601                                  DRAW_YOFFSET_SETUP(setup_mode) :       \
 602                                  menu.draw_yoffset[DRAW_MODE(s)])
 603 #define EXTRA_SPACING(s)        ((s) == GAME_MODE_INFO ?                \
 604                                  EXTRA_SPACING_INFO(info_mode) :        \
 605                                  (s) == GAME_MODE_SETUP ?               \
 606                                  EXTRA_SPACING_SETUP(setup_mode) :      \
 607                                  menu.extra_spacing[DRAW_MODE(s)])
 608
 609 #define mSX                     (SX + DRAW_XOFFSET(game_status))
 610 #define mSY                     (SY + DRAW_YOFFSET(game_status))
 611
 612 #define amSX                    (mSX + align_xoffset)
 613 #define amSY                    (mSY + align_yoffset)
 614
 615 #define NUM_MENU_ENTRIES_ON_SCREEN (menu.list_size[game_status] > 2 ?   \
 616                                     menu.list_size[game_status] :       \
 617                                     MAX_MENU_ENTRIES_ON_SCREEN)
 618
 619 #define IN_VIS_MENU(x, y)       IN_FIELD(x, y, SCR_FIELDX,              \
 620                                          NUM_MENU_ENTRIES_ON_SCREEN)
 621
 622
 623 // title display and control definitions
 624
 625 #define MAX_NUM_TITLE_SCREENS   (2 * MAX_NUM_TITLE_IMAGES +             \
 626                                  2 * MAX_NUM_TITLE_MESSAGES)
 627
 628 #define NO_DIRECT_LEVEL_SELECT  (-1)
 629
 630
 631 static int num_title_screens = 0;
 632
 633 struct TitleControlInfo
 634 {
 635   boolean is_image;
 636   boolean initial;
 637   boolean first;
 638   int local_nr;
 639   int sort_priority;
 640 };
 641
 642 struct TitleControlInfo title_controls[MAX_NUM_TITLE_SCREENS];
 643
 644 // main menu display and control definitions
 645
 646 #define MAIN_CONTROL_NAME                       0
 647 #define MAIN_CONTROL_LEVELS                     1
 648 #define MAIN_CONTROL_SCORES                     2
 649 #define MAIN_CONTROL_EDITOR                     3
 650 #define MAIN_CONTROL_INFO                       4
 651 #define MAIN_CONTROL_GAME                       5
 652 #define MAIN_CONTROL_SETUP                      6
 653 #define MAIN_CONTROL_QUIT                       7
 654 #define MAIN_CONTROL_PREV_LEVEL                 8
 655 #define MAIN_CONTROL_NEXT_LEVEL                 9
 656 #define MAIN_CONTROL_FIRST_LEVEL                10
 657 #define MAIN_CONTROL_LAST_LEVEL                 11
 658 #define MAIN_CONTROL_LEVEL_NUMBER               12
 659 #define MAIN_CONTROL_LEVEL_INFO_1               13
 660 #define MAIN_CONTROL_LEVEL_INFO_2               14
 661 #define MAIN_CONTROL_LEVEL_NAME                 15
 662 #define MAIN_CONTROL_LEVEL_AUTHOR               16
 663 #define MAIN_CONTROL_LEVEL_YEAR                 17
 664 #define MAIN_CONTROL_LEVEL_IMPORTED_FROM        18
 665 #define MAIN_CONTROL_LEVEL_IMPORTED_BY          19
 666 #define MAIN_CONTROL_LEVEL_TESTED_BY            20
 667 #define MAIN_CONTROL_TITLE_1                    21
 668 #define MAIN_CONTROL_TITLE_2                    22
 669 #define MAIN_CONTROL_TITLE_3                    23
 670
 671 static char str_main_text_name[10];
 672 static char str_main_text_first_level[10];
 673 static char str_main_text_last_level[10];
 674 static char str_main_text_level_number[10];
 675
 676 static char network_server_hostname[MAX_SETUP_TEXT_INPUT_LEN + 1];
 677
 678 static char *main_text_name                     = str_main_text_name;
 679 static char *main_text_first_level              = str_main_text_first_level;
 680 static char *main_text_last_level               = str_main_text_last_level;
 681 static char *main_text_level_number             = str_main_text_level_number;
 682 static char *main_text_levels                   = "Levelset";
 683 static char *main_text_scores                   = "Hall Of Fame";
 684 static char *main_text_editor                   = "Level Creator";
 685 static char *main_text_info                     = "Info Screen";
 686 static char *main_text_game                     = "Start Game";
 687 static char *main_text_setup                    = "Setup";
 688 static char *main_text_quit                     = "Quit";
 689 static char *main_text_level_name               = level.name;
 690 static char *main_text_level_author             = level.author;
 691 static char *main_text_level_year               = NULL;
 692 static char *main_text_level_imported_from      = NULL;
 693 static char *main_text_level_imported_by        = NULL;
 694 static char *main_text_level_tested_by          = NULL;
 695 static char *main_text_title_1                  = NULL;
 696 static char *main_text_title_2                  = NULL;
 697 static char *main_text_title_3                  = NULL;
 698
 699 extern char debug_xsn_mode[];
 700
 701 struct MainControlInfo
 702 {
 703   int nr;
 704
 705   struct MenuPosInfo *pos_button;
 706   int button_graphic;
 707
 708   struct TextPosInfo *pos_text;
 709   char **text;
 710
 711   struct TextPosInfo *pos_input;
 712   char **input;
 713 };
 714
 715 static struct MainControlInfo main_controls[] =
 716 {
 717   {
 718     MAIN_CONTROL_NAME,
 719     &menu.main.button.name,             IMG_MENU_BUTTON_NAME,
 720     &menu.main.text.name,               &main_text_name,
 721     &menu.main.input.name,              &setup.player_name,
 722   },
 723   {
 724     MAIN_CONTROL_LEVELS,
 725     &menu.main.button.levels,           IMG_MENU_BUTTON_LEVELS,
 726     &menu.main.text.levels,             &main_text_levels,
 727     NULL,                               NULL,
 728   },
 729   {
 730     MAIN_CONTROL_SCORES,
 731     &menu.main.button.scores,           IMG_MENU_BUTTON_SCORES,
 732     &menu.main.text.scores,             &main_text_scores,
 733     NULL,                               NULL,
 734   },
 735   {
 736     MAIN_CONTROL_EDITOR,
 737     &menu.main.button.editor,           IMG_MENU_BUTTON_EDITOR,
 738     &menu.main.text.editor,             &main_text_editor,
 739     NULL,                               NULL,
 740   },
 741   {
 742     MAIN_CONTROL_INFO,
 743     &menu.main.button.info,             IMG_MENU_BUTTON_INFO,
 744     &menu.main.text.info,               &main_text_info,
 745     NULL,                               NULL,
 746   },
 747   {
 748     MAIN_CONTROL_GAME,
 749     &menu.main.button.game,             IMG_MENU_BUTTON_GAME,
 750     &menu.main.text.game,               &main_text_game,
 751     NULL,                               NULL,
 752   },
 753   {
 754     MAIN_CONTROL_SETUP,
 755     &menu.main.button.setup,            IMG_MENU_BUTTON_SETUP,
 756     &menu.main.text.setup,              &main_text_setup,
 757     NULL,                               NULL,
 758   },
 759   {
 760     MAIN_CONTROL_QUIT,
 761     &menu.main.button.quit,             IMG_MENU_BUTTON_QUIT,
 762     &menu.main.text.quit,               &main_text_quit,
 763     NULL,                               NULL,
 764   },
 765   {
 766     MAIN_CONTROL_PREV_LEVEL,
 767     NULL,                               -1,
 768     NULL,                               NULL,
 769     NULL,                               NULL,
 770   },
 771   {
 772     MAIN_CONTROL_NEXT_LEVEL,
 773     NULL,                               -1,
 774     NULL,                               NULL,
 775     NULL,                               NULL,
 776   },
 777   {
 778     MAIN_CONTROL_FIRST_LEVEL,
 779     NULL,                               -1,
 780     &menu.main.text.first_level,        &main_text_first_level,
 781     NULL,                               NULL,
 782   },
 783   {
 784     MAIN_CONTROL_LAST_LEVEL,
 785     NULL,                               -1,
 786     &menu.main.text.last_level,         &main_text_last_level,
 787     NULL,                               NULL,
 788   },
 789   {
 790     MAIN_CONTROL_LEVEL_NUMBER,
 791     NULL,                               -1,
 792     &menu.main.text.level_number,       &main_text_level_number,
 793     NULL,                               NULL,
 794   },
 795   {
 796     MAIN_CONTROL_LEVEL_INFO_1,
 797     NULL,                               -1,
 798     &menu.main.text.level_info_1,       NULL,
 799     NULL,                               NULL,
 800   },
 801   {
 802     MAIN_CONTROL_LEVEL_INFO_2,
 803     NULL,                               -1,
 804     &menu.main.text.level_info_2,       NULL,
 805     NULL,                               NULL,
 806   },
 807   {
 808     MAIN_CONTROL_LEVEL_NAME,
 809     NULL,                               -1,
 810     &menu.main.text.level_name,         &main_text_level_name,
 811     NULL,                               NULL,
 812   },
 813   {
 814     MAIN_CONTROL_LEVEL_AUTHOR,
 815     NULL,                               -1,
 816     &menu.main.text.level_author,       &main_text_level_author,
 817     NULL,                               NULL,
 818   },
 819   {
 820     MAIN_CONTROL_LEVEL_YEAR,
 821     NULL,                               -1,
 822     &menu.main.text.level_year,         &main_text_level_year,
 823     NULL,                               NULL,
 824   },
 825   {
 826     MAIN_CONTROL_LEVEL_IMPORTED_FROM,
 827     NULL,                               -1,
 828     &menu.main.text.level_imported_from, &main_text_level_imported_from,
 829     NULL,                               NULL,
 830   },
 831   {
 832     MAIN_CONTROL_LEVEL_IMPORTED_BY,
 833     NULL,                               -1,
 834     &menu.main.text.level_imported_by,  &main_text_level_imported_by,
 835     NULL,                               NULL,
 836   },
 837   {
 838     MAIN_CONTROL_LEVEL_TESTED_BY,
 839     NULL,                               -1,
 840     &menu.main.text.level_tested_by,    &main_text_level_tested_by,
 841     NULL,                               NULL,
 842   },
 843   {
 844     MAIN_CONTROL_TITLE_1,
 845     NULL,                               -1,
 846     &menu.main.text.title_1,            &main_text_title_1,
 847     NULL,                               NULL,
 848   },
 849   {
 850     MAIN_CONTROL_TITLE_2,
 851     NULL,                               -1,
 852     &menu.main.text.title_2,            &main_text_title_2,
 853     NULL,                               NULL,
 854   },
 855   {
 856     MAIN_CONTROL_TITLE_3,
 857     NULL,                               -1,
 858     &menu.main.text.title_3,            &main_text_title_3,
 859     NULL,                               NULL,
 860   },
 861
 862   {
 863     -1,
 864     NULL,                               -1,
 865     NULL,                               NULL,
 866     NULL,                               NULL,
 867   }
 868 };
 869
 870
 871 static int getTitleScreenGraphic(int nr, boolean initial)
 872 {
 873   return (initial ? IMG_TITLESCREEN_INITIAL_1 : IMG_TITLESCREEN_1) + nr;
 874 }
 875
 876 static struct TitleMessageInfo *getTitleMessageInfo(int nr, boolean initial)
 877 {
 878   return (initial ? &titlemessage_initial[nr] : &titlemessage[nr]);
 879 }
 880
 881 #if 0
 882 static int getTitleScreenGameMode(boolean initial)
 883 {
 884   return (initial ? GAME_MODE_TITLE_INITIAL : GAME_MODE_TITLE);
 885 }
 886 #endif
 887
 888 static int getTitleMessageGameMode(boolean initial)
 889 {
 890   return (initial ? GAME_MODE_TITLE_INITIAL : GAME_MODE_TITLE);
 891 }
 892
 893 static int getTitleAnimMode(struct TitleControlInfo *tci)
 894 {
 895   int base = (tci->initial ? GAME_MODE_TITLE_INITIAL_1 : GAME_MODE_TITLE_1);
 896
 897   return base + tci->local_nr;
 898 }
 899
 900 #if 0
 901 static int getTitleScreenBackground(boolean initial)
 902 {
 903   return (initial ? IMG_BACKGROUND_TITLE_INITIAL : IMG_BACKGROUND_TITLE);
 904 }
 905 #endif
 906
 907 #if 0
 908 static int getTitleMessageBackground(int nr, boolean initial)
 909 {
 910   return (initial ? IMG_BACKGROUND_TITLE_INITIAL : IMG_BACKGROUND_TITLE);
 911 }
 912 #endif
 913
 914 static int getTitleBackground(int nr, boolean initial, boolean is_image)
 915 {
 916   int base = (is_image ?
 917               (initial ? IMG_BACKGROUND_TITLESCREEN_INITIAL_1 :
 918                          IMG_BACKGROUND_TITLESCREEN_1) :
 919               (initial ? IMG_BACKGROUND_TITLEMESSAGE_INITIAL_1 :
 920                          IMG_BACKGROUND_TITLEMESSAGE_1));
 921   int graphic_global = (initial ? IMG_BACKGROUND_TITLE_INITIAL :
 922                                   IMG_BACKGROUND_TITLE);
 923   int graphic_local = base + nr;
 924
 925   if (graphic_info[graphic_local].bitmap != NULL)
 926     return graphic_local;
 927
 928   if (graphic_info[graphic_global].bitmap != NULL)
 929     return graphic_global;
 930
 931   return IMG_UNDEFINED;
 932 }
 933
 934 static int getTitleSound(struct TitleControlInfo *tci)
 935 {
 936   boolean is_image = tci->is_image;
 937   int initial = tci->initial;
 938   int nr = tci->local_nr;
 939   int mode = (initial ? GAME_MODE_TITLE_INITIAL : GAME_MODE_TITLE);
 940   int base = (is_image ?
 941               (initial ? SND_BACKGROUND_TITLESCREEN_INITIAL_1 :
 942                          SND_BACKGROUND_TITLESCREEN_1) :
 943               (initial ? SND_BACKGROUND_TITLEMESSAGE_INITIAL_1 :
 944                          SND_BACKGROUND_TITLEMESSAGE_1));
 945   int sound_global = menu.sound[mode];
 946   int sound_local = base + nr;
 947
 948 #if 0
 949   Debug("screens:getTitleSound", "%d, %d, %d: %d ['%s'], %d ['%s']",
 950         nr, initial, is_image,
 951         sound_global, getSoundListEntry(sound_global)->filename,
 952         sound_local, getSoundListEntry(sound_local)->filename);
 953 #endif
 954
 955   if (!strEqual(getSoundListEntry(sound_local)->filename, UNDEFINED_FILENAME))
 956     return sound_local;
 957
 958   if (!strEqual(getSoundListEntry(sound_global)->filename, UNDEFINED_FILENAME))
 959     return sound_global;
 960
 961   return SND_UNDEFINED;
 962 }
 963
 964 static int getTitleMusic(struct TitleControlInfo *tci)
 965 {
 966   boolean is_image = tci->is_image;
 967   int initial = tci->initial;
 968   int nr = tci->local_nr;
 969   int mode = (initial ? GAME_MODE_TITLE_INITIAL : GAME_MODE_TITLE);
 970   int base = (is_image ?
 971               (initial ? MUS_BACKGROUND_TITLESCREEN_INITIAL_1 :
 972                          MUS_BACKGROUND_TITLESCREEN_1) :
 973               (initial ? MUS_BACKGROUND_TITLEMESSAGE_INITIAL_1 :
 974                          MUS_BACKGROUND_TITLEMESSAGE_1));
 975   int music_global = menu.music[mode];
 976   int music_local = base + nr;
 977
 978 #if 0
 979   Debug("screens:getTitleMusic", "%d, %d, %d: %d ['%s'], %d ['%s']",
 980         nr, initial, is_image,
 981         music_global, getMusicListEntry(music_global)->filename,
 982         music_local, getMusicListEntry(music_local)->filename);
 983 #endif
 984
 985   if (!strEqual(getMusicListEntry(music_local)->filename, UNDEFINED_FILENAME))
 986     return music_local;
 987
 988   if (!strEqual(getMusicListEntry(music_global)->filename, UNDEFINED_FILENAME))
 989     return music_global;
 990
 991   return MUS_UNDEFINED;
 992 }
 993
 994 static struct TitleFadingInfo getTitleFading(struct TitleControlInfo *tci)
 995 {
 996   boolean is_image = tci->is_image;
 997   boolean initial = tci->initial;
 998   boolean first = tci->first;
 999   int nr = tci->local_nr;
1000   struct TitleMessageInfo tmi;
1001   struct TitleFadingInfo ti;
1002
1003   tmi = (is_image ? (initial ? (first ?
1004                                 titlescreen_initial_first[nr] :
1005                                 titlescreen_initial[nr])
1006                              : (first ?
1007                                 titlescreen_first[nr] :
1008                                 titlescreen[nr]))
1009                   : (initial ? (first ?
1010                                 titlemessage_initial_first[nr] :
1011                                 titlemessage_initial[nr])
1012                              : (first ?
1013                                 titlemessage_first[nr] :
1014                                 titlemessage[nr])));
1015
1016   ti.fade_mode  = tmi.fade_mode;
1017   ti.fade_delay = tmi.fade_delay;
1018   ti.post_delay = tmi.post_delay;
1019   ti.auto_delay = tmi.auto_delay;
1020   ti.auto_delay_unit = tmi.auto_delay_unit;
1021
1022   return ti;
1023 }
1024
1025 static int compareTitleControlInfo(const void *object1, const void *object2)
1026 {
1027   const struct TitleControlInfo *tci1 = (struct TitleControlInfo *)object1;
1028   const struct TitleControlInfo *tci2 = (struct TitleControlInfo *)object2;
1029   int compare_result;
1030
1031   if (tci1->initial != tci2->initial)
1032     compare_result = (tci1->initial ? -1 : +1);
1033   else if (tci1->sort_priority != tci2->sort_priority)
1034     compare_result = tci1->sort_priority - tci2->sort_priority;
1035   else if (tci1->is_image != tci2->is_image)
1036     compare_result = (tci1->is_image ? -1 : +1);
1037   else
1038     compare_result = tci1->local_nr - tci2->local_nr;
1039
1040   return compare_result;
1041 }
1042
1043 static void InitializeTitleControlsExt_AddTitleInfo(boolean is_image,
1044                                                     boolean initial,
1045                                                     int nr, int sort_priority)
1046 {
1047   title_controls[num_title_screens].is_image = is_image;
1048   title_controls[num_title_screens].initial = initial;
1049   title_controls[num_title_screens].local_nr = nr;
1050   title_controls[num_title_screens].sort_priority = sort_priority;
1051
1052   title_controls[num_title_screens].first = FALSE;      // will be set later
1053
1054   num_title_screens++;
1055 }
1056
1057 static void InitializeTitleControls_CheckTitleInfo(boolean initial)
1058 {
1059   int i;
1060
1061   for (i = 0; i < MAX_NUM_TITLE_IMAGES; i++)
1062   {
1063     int graphic = getTitleScreenGraphic(i, initial);
1064     Bitmap *bitmap = graphic_info[graphic].bitmap;
1065     int sort_priority = graphic_info[graphic].sort_priority;
1066
1067     if (bitmap != NULL)
1068       InitializeTitleControlsExt_AddTitleInfo(TRUE, initial, i, sort_priority);
1069   }
1070
1071   for (i = 0; i < MAX_NUM_TITLE_MESSAGES; i++)
1072   {
1073     struct TitleMessageInfo *tmi = getTitleMessageInfo(i, initial);
1074     char *filename = getLevelSetTitleMessageFilename(i, initial);
1075     int sort_priority = tmi->sort_priority;
1076
1077     if (filename != NULL)
1078       InitializeTitleControlsExt_AddTitleInfo(FALSE, initial, i, sort_priority);
1079   }
1080 }
1081
1082 static void InitializeTitleControls(boolean show_title_initial)
1083 {
1084   num_title_screens = 0;
1085
1086   // 1st step: initialize title screens for game start (only when starting)
1087   if (show_title_initial)
1088     InitializeTitleControls_CheckTitleInfo(TRUE);
1089
1090   // 2nd step: initialize title screens for current level set
1091   InitializeTitleControls_CheckTitleInfo(FALSE);
1092
1093   // sort title screens according to sort_priority and title number
1094   qsort(title_controls, num_title_screens, sizeof(struct TitleControlInfo),
1095         compareTitleControlInfo);
1096
1097   // mark first title screen
1098   title_controls[0].first = TRUE;
1099 }
1100
1101 static boolean visibleMenuPos(struct MenuPosInfo *pos)
1102 {
1103   return (pos != NULL && pos->x != -1 && pos->y != -1);
1104 }
1105
1106 static boolean visibleTextPos(struct TextPosInfo *pos)
1107 {
1108   return (pos != NULL && pos->x != -1 && pos->y != -1);
1109 }
1110
1111 static void InitializeMainControls(void)
1112 {
1113   boolean local_team_mode = (!network.enabled && setup.team_mode);
1114   int i;
1115
1116   // set main control text values to dynamically determined values
1117   sprintf(main_text_name,         "%s",   local_team_mode ? "Team:" : "Name:");
1118
1119   strcpy(main_text_first_level,  int2str(leveldir_current->first_level,
1120                                          menu.main.text.first_level.size));
1121   strcpy(main_text_last_level,   int2str(leveldir_current->last_level,
1122                                          menu.main.text.last_level.size));
1123   strcpy(main_text_level_number, int2str(level_nr,
1124                                          menu.main.text.level_number.size));
1125
1126   main_text_level_year          = leveldir_current->year;
1127   main_text_level_imported_from = leveldir_current->imported_from;
1128   main_text_level_imported_by   = leveldir_current->imported_by;
1129   main_text_level_tested_by     = leveldir_current->tested_by;
1130
1131   main_text_title_1 = getConfigProgramTitleString();
1132   main_text_title_2 = getConfigProgramCopyrightString();
1133   main_text_title_3 = getConfigProgramCompanyString();
1134
1135   // set main control screen positions to dynamically determined values
1136   for (i = 0; main_controls[i].nr != -1; i++)
1137   {
1138     struct MainControlInfo *mci = &main_controls[i];
1139     int nr                         = mci->nr;
1140     struct MenuPosInfo *pos_button = mci->pos_button;
1141     struct TextPosInfo *pos_text   = mci->pos_text;
1142     struct TextPosInfo *pos_input  = mci->pos_input;
1143     char *text                     = (mci->text  ? *mci->text  : NULL);
1144     char *input                    = (mci->input ? *mci->input : NULL);
1145     int button_graphic             = mci->button_graphic;
1146     int font_text                  = (pos_text  ? pos_text->font  : -1);
1147     int font_input                 = (pos_input ? pos_input->font : -1);
1148
1149     int font_text_width   = (font_text  != -1 ? getFontWidth(font_text)   : 0);
1150     int font_text_height  = (font_text  != -1 ? getFontHeight(font_text)  : 0);
1151     int font_input_width  = (font_input != -1 ? getFontWidth(font_input)  : 0);
1152     int font_input_height = (font_input != -1 ? getFontHeight(font_input) : 0);
1153     int text_chars  = (text  != NULL ? strlen(text)  : 0);
1154     int input_chars = (input != NULL ? strlen(input) : 0);
1155
1156     int button_width =
1157       (button_graphic != -1 ? graphic_info[button_graphic].width  : 0);
1158     int button_height =
1159       (button_graphic != -1 ? graphic_info[button_graphic].height : 0);
1160     int text_width   = font_text_width * text_chars;
1161     int text_height  = font_text_height;
1162     int input_width  = font_input_width * input_chars;
1163     int input_height = font_input_height;
1164
1165     if (nr == MAIN_CONTROL_NAME)
1166     {
1167       menu.main.input.name.width  = input_width;
1168       menu.main.input.name.height = input_height;
1169     }
1170
1171     if (pos_button != NULL)             // (x/y may be -1/-1 here)
1172     {
1173       pos_button->width  = button_width;
1174       pos_button->height = button_height;
1175     }
1176
1177     if (pos_text != NULL)               // (x/y may be -1/-1 here)
1178     {
1179       // calculate text size -- needed for text alignment
1180       boolean calculate_text_size = (text != NULL);
1181
1182       if (pos_text->width == -1 || calculate_text_size)
1183         pos_text->width = text_width;
1184       if (pos_text->height == -1 || calculate_text_size)
1185         pos_text->height = text_height;
1186
1187       if (visibleMenuPos(pos_button))
1188       {
1189         if (pos_text->x == -1)
1190           pos_text->x = pos_button->x + pos_button->width;
1191         if (pos_text->y == -1)
1192           pos_text->y =
1193             pos_button->y + (pos_button->height - pos_text->height) / 2;
1194       }
1195     }
1196
1197     if (pos_input != NULL)              // (x/y may be -1/-1 here)
1198     {
1199       if (visibleTextPos(pos_text))
1200       {
1201         if (pos_input->x == -1)
1202           pos_input->x = pos_text->x + pos_text->width;
1203         if (pos_input->y == -1)
1204           pos_input->y = pos_text->y;
1205       }
1206
1207       if (pos_input->width == -1)
1208         pos_input->width = input_width;
1209       if (pos_input->height == -1)
1210         pos_input->height = input_height;
1211     }
1212   }
1213 }
1214
1215 static void DrawPressedGraphicThruMask(int dst_x, int dst_y,
1216                                        int graphic, boolean pressed)
1217 {
1218   struct GraphicInfo *g = &graphic_info[graphic];
1219   Bitmap *src_bitmap;
1220   int src_x, src_y;
1221   int xoffset = (pressed ? g->pressed_xoffset : 0);
1222   int yoffset = (pressed ? g->pressed_yoffset : 0);
1223
1224   getFixedGraphicSource(graphic, 0, &src_bitmap, &src_x, &src_y);
1225
1226   BlitBitmapMasked(src_bitmap, drawto, src_x + xoffset, src_y + yoffset,
1227                    g->width, g->height, dst_x, dst_y);
1228 }
1229
1230 static void DrawCursorAndText_Main_Ext(int nr, boolean active_text,
1231                                        boolean active_input,
1232                                        boolean pressed_button)
1233 {
1234   int i;
1235
1236   for (i = 0; main_controls[i].nr != -1; i++)
1237   {
1238     struct MainControlInfo *mci = &main_controls[i];
1239
1240     if (mci->nr == nr || nr == -1)
1241     {
1242       struct MenuPosInfo *pos_button = mci->pos_button;
1243       struct TextPosInfo *pos_text   = mci->pos_text;
1244       struct TextPosInfo *pos_input  = mci->pos_input;
1245       char *text                     = (mci->text  ? *mci->text  : NULL);
1246       char *input                    = (mci->input ? *mci->input : NULL);
1247       int button_graphic             = mci->button_graphic;
1248       int font_text                  = (pos_text  ? pos_text->font  : -1);
1249       int font_input                 = (pos_input ? pos_input->font : -1);
1250
1251       if (active_text)
1252       {
1253         button_graphic = BUTTON_ACTIVE(button_graphic);
1254         font_text = FONT_ACTIVE(font_text);
1255       }
1256
1257       if (active_input)
1258       {
1259         font_input = FONT_ACTIVE(font_input);
1260       }
1261
1262       if (visibleMenuPos(pos_button))
1263       {
1264         struct MenuPosInfo *pos = pos_button;
1265         int x = mSX + pos->x;
1266         int y = mSY + pos->y;
1267
1268         DrawBackgroundForGraphic(x, y, pos->width, pos->height, button_graphic);
1269         DrawPressedGraphicThruMask(x, y, button_graphic, pressed_button);
1270       }
1271
1272       if (visibleTextPos(pos_text) && text != NULL)
1273       {
1274         struct TextPosInfo *pos = pos_text;
1275         int x = mSX + ALIGNED_TEXT_XPOS(pos);
1276         int y = mSY + ALIGNED_TEXT_YPOS(pos);
1277
1278 #if 1
1279         // (check why/if this is needed)
1280         DrawBackgroundForFont(x, y, pos->width, pos->height, font_text);
1281 #endif
1282         DrawText(x, y, text, font_text);
1283       }
1284
1285       if (visibleTextPos(pos_input) && input != NULL)
1286       {
1287         struct TextPosInfo *pos = pos_input;
1288         int x = mSX + ALIGNED_TEXT_XPOS(pos);
1289         int y = mSY + ALIGNED_TEXT_YPOS(pos);
1290
1291 #if 1
1292         // (check why/if this is needed)
1293         DrawBackgroundForFont(x, y, pos->width, pos->height, font_input);
1294 #endif
1295         DrawText(x, y, input, font_input);
1296       }
1297     }
1298   }
1299 }
1300
1301 static void DrawCursorAndText_Main(int nr, boolean active_text,
1302                                    boolean pressed_button)
1303 {
1304   DrawCursorAndText_Main_Ext(nr, active_text, FALSE, pressed_button);
1305 }
1306
1307 #if 0
1308 static void DrawCursorAndText_Main_Input(int nr, boolean active_text,
1309                                          boolean pressed_button)
1310 {
1311   DrawCursorAndText_Main_Ext(nr, active_text, TRUE, pressed_button);
1312 }
1313 #endif
1314
1315 static struct MainControlInfo *getMainControlInfo(int nr)
1316 {
1317   int i;
1318
1319   for (i = 0; main_controls[i].nr != -1; i++)
1320     if (main_controls[i].nr == nr)
1321       return &main_controls[i];
1322
1323   return NULL;
1324 }
1325
1326 static boolean insideMenuPosRect(struct MenuPosInfo *rect, int x, int y)
1327 {
1328   if (rect == NULL)
1329     return FALSE;
1330
1331   int rect_x = ALIGNED_TEXT_XPOS(rect);
1332   int rect_y = ALIGNED_TEXT_YPOS(rect);
1333
1334   return (x >= rect_x && x < rect_x + rect->width &&
1335           y >= rect_y && y < rect_y + rect->height);
1336 }
1337
1338 static boolean insideTextPosRect(struct TextPosInfo *rect, int x, int y)
1339 {
1340   if (rect == NULL)
1341     return FALSE;
1342
1343   int rect_x = ALIGNED_TEXT_XPOS(rect);
1344   int rect_y = ALIGNED_TEXT_YPOS(rect);
1345
1346 #if 0
1347   Debug("screens:insideTextPosRect",
1348         "(%d, %d), (%d, %d) [%d, %d] (%d, %d) => %d",
1349         x, y, rect_x, rect_y, rect->x, rect->y, rect->width, rect->height,
1350         (x >= rect_x && x < rect_x + rect->width &&
1351          y >= rect_y && y < rect_y + rect->height));
1352 #endif
1353
1354   return (x >= rect_x && x < rect_x + rect->width &&
1355           y >= rect_y && y < rect_y + rect->height);
1356 }
1357
1358 static boolean insidePreviewRect(struct PreviewInfo *preview, int x, int y)
1359 {
1360   int rect_width  = preview->xsize * preview->tile_size;
1361   int rect_height = preview->ysize * preview->tile_size;
1362   int rect_x = ALIGNED_XPOS(preview->x, rect_width,  preview->align);
1363   int rect_y = ALIGNED_YPOS(preview->y, rect_height, preview->valign);
1364
1365   return (x >= rect_x && x < rect_x + rect_width &&
1366           y >= rect_y && y < rect_y + rect_height);
1367 }
1368
1369 static void AdjustScrollbar(int id, int items_max, int items_visible,
1370                             int item_position)
1371 {
1372   struct GadgetInfo *gi = screen_gadget[id];
1373
1374   if (item_position > items_max - items_visible)
1375     item_position = items_max - items_visible;
1376
1377   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
1378                GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
1379                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
1380 }
1381
1382 static void AdjustChooseTreeScrollbar(int id, int first_entry, TreeInfo *ti)
1383 {
1384   AdjustScrollbar(id, numTreeInfoInGroup(ti), NUM_MENU_ENTRIES_ON_SCREEN,
1385                   first_entry);
1386 }
1387
1388 static void clearMenuListArea(void)
1389 {
1390   int scrollbar_xpos = mSX + SC_SCROLLBAR_XPOS + menu.scrollbar_xoffset;
1391
1392   // correct scrollbar position if placed outside menu (playfield) area
1393   if (scrollbar_xpos > SX + SC_SCROLLBAR_XPOS)
1394     scrollbar_xpos = SX + SC_SCROLLBAR_XPOS;
1395
1396   // clear menu list area, but not title or scrollbar
1397   DrawBackground(mSX, mSY + MENU_SCREEN_START_YPOS * 32,
1398                  scrollbar_xpos - mSX, NUM_MENU_ENTRIES_ON_SCREEN * 32);
1399 }
1400
1401 static void drawCursorExt(int xpos, int ypos, boolean active, int graphic)
1402 {
1403   static int cursor_array[MAX_LEV_FIELDY];
1404   int x = amSX + TILEX * xpos;
1405   int y = amSY + TILEY * (MENU_SCREEN_START_YPOS + ypos);
1406
1407   if (xpos == 0)
1408   {
1409     if (graphic != -1)
1410       cursor_array[ypos] = graphic;
1411     else
1412       graphic = cursor_array[ypos];
1413   }
1414
1415   if (active)
1416     graphic = BUTTON_ACTIVE(graphic);
1417
1418   DrawBackgroundForGraphic(x, y, TILEX, TILEY, graphic);
1419   DrawFixedGraphicThruMaskExt(drawto, x, y, graphic, 0);
1420 }
1421
1422 static void initCursor(int ypos, int graphic)
1423 {
1424   drawCursorExt(0, ypos, FALSE, graphic);
1425 }
1426
1427 static void drawCursor(int ypos, boolean active)
1428 {
1429   drawCursorExt(0, ypos, active, -1);
1430 }
1431
1432 static void drawCursorXY(int xpos, int ypos, int graphic)
1433 {
1434   drawCursorExt(xpos, ypos, FALSE, graphic);
1435 }
1436
1437 static void drawChooseTreeCursor(int ypos, boolean active)
1438 {
1439   drawCursorExt(0, ypos, active, -1);
1440 }
1441
1442 static int getChooseTreeEditFont(boolean active)
1443 {
1444   return (active ? FONT_MENU_2_ACTIVE : FONT_MENU_2);
1445 }
1446
1447 static int getChooseTreeEditXPos(int pos)
1448 {
1449   boolean has_scrollbar = screen_gadget[SCREEN_CTRL_ID_SCROLL_VERTICAL]->mapped;
1450   int xoffset = (has_scrollbar ? -1 : 0);
1451   int xpos = MENU_SCREEN_TEXT2_XPOS + xoffset;
1452   int sx = amSX + xpos * TILEX;
1453   int font_nr = getChooseTreeEditFont(FALSE);
1454   int width = getTextWidth(STR_CHOOSE_TREE_EDIT, font_nr);
1455
1456   return (pos == POS_RIGHT ? sx + width - 1 : sx);
1457 }
1458
1459 static int getChooseTreeEditYPos(int ypos_raw)
1460 {
1461   int ypos = MENU_SCREEN_START_YPOS + ypos_raw;
1462   int sy = amSY + ypos * TILEY;
1463
1464   return sy;
1465 }
1466
1467 static void drawChooseTreeEdit(int ypos_raw, boolean active)
1468 {
1469   int sx = getChooseTreeEditXPos(POS_LEFT);
1470   int sy = getChooseTreeEditYPos(ypos_raw);
1471   int font_nr = getChooseTreeEditFont(active);
1472
1473   DrawText(sx, sy, STR_CHOOSE_TREE_EDIT, font_nr);
1474 }
1475
1476 static void DrawHeadline(void)
1477 {
1478   DrawTextSCentered(MENU_TITLE1_YPOS, FONT_TITLE_1, main_text_title_1);
1479   DrawTextSCentered(MENU_TITLE2_YPOS, FONT_TITLE_2, main_text_title_2);
1480 }
1481
1482 static void DrawTitleScreenImage(int nr, boolean initial)
1483 {
1484   int graphic = getTitleScreenGraphic(nr, initial);
1485   Bitmap *bitmap = graphic_info[graphic].bitmap;
1486   int width  = graphic_info[graphic].width;
1487   int height = graphic_info[graphic].height;
1488   int src_x = graphic_info[graphic].src_x;
1489   int src_y = graphic_info[graphic].src_y;
1490   int dst_x, dst_y;
1491
1492   if (bitmap == NULL)
1493     return;
1494
1495   if (width > WIN_XSIZE)
1496   {
1497     // image width too large for window => center image horizontally
1498     src_x = (width - WIN_XSIZE) / 2;
1499     width = WIN_XSIZE;
1500   }
1501
1502   if (height > WIN_YSIZE)
1503   {
1504     // image height too large for window => center image vertically
1505     src_y = (height - WIN_YSIZE) / 2;
1506     height = WIN_YSIZE;
1507   }
1508
1509   // always display title screens centered
1510   dst_x = (WIN_XSIZE - width) / 2;
1511   dst_y = (WIN_YSIZE - height) / 2;
1512
1513   SetDrawBackgroundMask(REDRAW_ALL);
1514   SetWindowBackgroundImage(getTitleBackground(nr, initial, TRUE));
1515
1516   ClearRectangleOnBackground(drawto, 0, 0, WIN_XSIZE, WIN_YSIZE);
1517
1518   if (DrawingOnBackground(dst_x, dst_y))
1519     BlitBitmapMasked(bitmap, drawto, src_x, src_y, width, height, dst_x, dst_y);
1520   else
1521     BlitBitmap(bitmap, drawto, src_x, src_y, width, height, dst_x, dst_y);
1522
1523   redraw_mask = REDRAW_ALL;
1524 }
1525
1526 static void DrawTitleScreenMessage(int nr, boolean initial)
1527 {
1528   char *filename = getLevelSetTitleMessageFilename(nr, initial);
1529   struct TitleMessageInfo *tmi = getTitleMessageInfo(nr, initial);
1530
1531   if (filename == NULL)
1532     return;
1533
1534   // force TITLE font on title message screen
1535   SetFontStatus(getTitleMessageGameMode(initial));
1536
1537   // if chars *and* width set to "-1", automatically determine width
1538   if (tmi->chars == -1 && tmi->width == -1)
1539     tmi->width = viewport.window[game_status].width;
1540
1541   // if lines *and* height set to "-1", automatically determine height
1542   if (tmi->lines == -1 && tmi->height == -1)
1543     tmi->height = viewport.window[game_status].height;
1544
1545   // if chars set to "-1", automatically determine by text and font width
1546   if (tmi->chars == -1)
1547     tmi->chars = tmi->width / getFontWidth(tmi->font);
1548   else
1549     tmi->width = tmi->chars * getFontWidth(tmi->font);
1550
1551   // if lines set to "-1", automatically determine by text and font height
1552   if (tmi->lines == -1)
1553     tmi->lines = tmi->height / getFontHeight(tmi->font);
1554   else
1555     tmi->height = tmi->lines * getFontHeight(tmi->font);
1556
1557   // if x set to "-1", automatically determine by width and alignment
1558   if (tmi->x == -1)
1559     tmi->x = -1 * ALIGNED_XPOS(0, tmi->width, tmi->align);
1560
1561   // if y set to "-1", automatically determine by height and alignment
1562   if (tmi->y == -1)
1563     tmi->y = -1 * ALIGNED_YPOS(0, tmi->height, tmi->valign);
1564
1565   SetDrawBackgroundMask(REDRAW_ALL);
1566   SetWindowBackgroundImage(getTitleBackground(nr, initial, FALSE));
1567
1568   ClearRectangleOnBackground(drawto, 0, 0, WIN_XSIZE, WIN_YSIZE);
1569
1570   DrawTextFile(ALIGNED_TEXT_XPOS(tmi), ALIGNED_TEXT_YPOS(tmi),
1571                filename, tmi->font, tmi->chars, -1, tmi->lines, 0, -1,
1572                tmi->autowrap, tmi->centered, tmi->parse_comments);
1573
1574   ResetFontStatus();
1575 }
1576
1577 static void DrawTitleScreen(void)
1578 {
1579   KeyboardAutoRepeatOff();
1580
1581   HandleTitleScreen(0, 0, 0, 0, MB_MENU_INITIALIZE);
1582 }
1583
1584 static boolean CheckTitleScreen(boolean levelset_has_changed)
1585 {
1586   static boolean show_title_initial = TRUE;
1587   boolean show_titlescreen = FALSE;
1588
1589   // needed to be able to skip title screen, if no image or message defined
1590   InitializeTitleControls(show_title_initial);
1591
1592   if (setup.show_titlescreen && (show_title_initial || levelset_has_changed))
1593     show_titlescreen = TRUE;
1594
1595   // show initial title images and messages only once at program start
1596   show_title_initial = FALSE;
1597
1598   return (show_titlescreen && num_title_screens > 0);
1599 }
1600
1601 void DrawMainMenu(void)
1602 {
1603   static LevelDirTree *leveldir_last_valid = NULL;
1604   boolean levelset_has_changed = FALSE;
1605   int fade_mask = REDRAW_FIELD;
1606
1607   LimitScreenUpdates(FALSE);
1608
1609   FadeSetLeaveScreen();
1610
1611   // do not fade out here -- function may continue and fade on editor screen
1612
1613   UnmapAllGadgets();
1614   FadeMenuSoundsAndMusic();
1615
1616   ExpireSoundLoops(FALSE);
1617
1618   KeyboardAutoRepeatOn();
1619
1620   audio.sound_deactivated = FALSE;
1621
1622   GetPlayerConfig();
1623
1624   // needed if last screen was the playing screen, invoked from level editor
1625   if (level_editor_test_game)
1626   {
1627     CloseDoor(DOOR_CLOSE_ALL);
1628
1629     SetGameStatus(GAME_MODE_EDITOR);
1630
1631     DrawLevelEd();
1632
1633     return;
1634   }
1635
1636   // leveldir_current may be invalid (level group, parent link, node copy)
1637   leveldir_current = getValidLevelSeries(leveldir_current, leveldir_last_valid);
1638
1639   if (leveldir_current != leveldir_last_valid)
1640   {
1641     UpdateLastPlayedLevels_TreeInfo();
1642
1643     levelset_has_changed = TRUE;
1644   }
1645
1646   // store valid level series information
1647   leveldir_last_valid = leveldir_current;
1648
1649   init_last = init;                     // switch to new busy animation
1650
1651   // needed if last screen (level choice) changed graphics, sounds or music
1652   ReloadCustomArtwork(0);
1653
1654   if (CheckTitleScreen(levelset_has_changed))
1655   {
1656     SetGameStatus(GAME_MODE_TITLE);
1657
1658     DrawTitleScreen();
1659
1660     return;
1661   }
1662
1663   if (redraw_mask & REDRAW_ALL)
1664     fade_mask = REDRAW_ALL;
1665
1666   if (CheckFadeAll())
1667     fade_mask = REDRAW_ALL;
1668
1669   FadeOut(fade_mask);
1670
1671   // needed if different viewport properties defined for menues
1672   ChangeViewportPropertiesIfNeeded();
1673
1674   SetDrawtoField(DRAW_TO_BACKBUFFER);
1675
1676   // level_nr may have been set to value over handicap with level editor
1677   if (setup.handicap && level_nr > leveldir_current->handicap_level)
1678     level_nr = leveldir_current->handicap_level;
1679
1680   LoadLevel(level_nr);
1681   LoadScore(level_nr);
1682
1683   SaveLevelSetup_SeriesInfo();
1684
1685   // set this after "ChangeViewportPropertiesIfNeeded()" (which may reset it)
1686   SetDrawDeactivationMask(REDRAW_NONE);
1687   SetDrawBackgroundMask(REDRAW_FIELD);
1688
1689   SetMainBackgroundImage(IMG_BACKGROUND_MAIN);
1690
1691 #if 0
1692   if (fade_mask == REDRAW_ALL)
1693     RedrawGlobalBorder();
1694 #endif
1695
1696   ClearField();
1697
1698   InitializeMainControls();
1699
1700   DrawCursorAndText_Main(-1, FALSE, FALSE);
1701   DrawPreviewLevelInitial();
1702   DrawNetworkPlayers();
1703
1704   HandleMainMenu(0, 0, 0, 0, MB_MENU_INITIALIZE);
1705
1706   TapeStop();
1707   if (TAPE_IS_EMPTY(tape))
1708     LoadTape(level_nr);
1709   DrawCompleteVideoDisplay();
1710
1711   PlayMenuSoundsAndMusic();
1712
1713   // create gadgets for main menu screen
1714   FreeScreenGadgets();
1715   CreateScreenGadgets();
1716
1717   // may be required if audio buttons shown on tape and changed in setup menu
1718   FreeGameButtons();
1719   CreateGameButtons();
1720
1721   // map gadgets for main menu screen
1722   MapTapeButtons();
1723   MapScreenMenuGadgets(SCREEN_MASK_MAIN);
1724   UpdateScreenMenuGadgets(SCREEN_MASK_MAIN_HAS_SOLUTION, hasSolutionTape());
1725
1726   // copy actual game door content to door double buffer for OpenDoor()
1727   BlitBitmap(drawto, bitmap_db_door_1, DX, DY, DXSIZE, DYSIZE, 0, 0);
1728   BlitBitmap(drawto, bitmap_db_door_2, VX, VY, VXSIZE, VYSIZE, 0, 0);
1729
1730   OpenDoor(GetDoorState() | DOOR_NO_DELAY | DOOR_FORCE_REDRAW);
1731
1732   DrawMaskedBorder(fade_mask);
1733
1734   FadeIn(fade_mask);
1735   FadeSetEnterMenu();
1736
1737   // update screen area with special editor door
1738   redraw_mask |= REDRAW_ALL;
1739   BackToFront();
1740
1741   SetMouseCursor(CURSOR_DEFAULT);
1742
1743   OpenDoor(DOOR_CLOSE_1 | DOOR_OPEN_2);
1744
1745   SyncEmscriptenFilesystem();
1746 }
1747
1748 static void gotoTopLevelDir(void)
1749 {
1750   // move upwards until inside (but not above) top level directory
1751   while (leveldir_current->node_parent &&
1752          !strEqual(leveldir_current->node_parent->subdir, STRING_TOP_DIRECTORY))
1753   {
1754     // write a "path" into level tree for easy navigation to last level
1755     if (leveldir_current->node_parent->node_group->cl_first == -1)
1756     {
1757       int num_leveldirs = numTreeInfoInGroup(leveldir_current);
1758       int leveldir_pos = getPosFromTreeInfo(leveldir_current);
1759       int num_page_entries = MIN(num_leveldirs, NUM_MENU_ENTRIES_ON_SCREEN);
1760       int cl_first, cl_cursor;
1761
1762       cl_first = MAX(0, leveldir_pos - num_page_entries + 1);
1763       cl_cursor = leveldir_pos - cl_first;
1764
1765       leveldir_current->node_parent->node_group->cl_first = cl_first;
1766       leveldir_current->node_parent->node_group->cl_cursor = cl_cursor;
1767     }
1768
1769     leveldir_current = leveldir_current->node_parent;
1770   }
1771 }
1772
1773 static unsigned int getAutoDelayCounter(struct TitleFadingInfo *fi)
1774 {
1775   boolean use_frame_counter = (fi->auto_delay_unit == AUTO_DELAY_UNIT_FRAMES);
1776
1777   return (use_frame_counter ? video.frame_counter : Counter());
1778 }
1779
1780 static boolean TitleAutoDelayReached(unsigned int *counter_var,
1781                                      struct TitleFadingInfo *fi)
1782 {
1783   return DelayReachedExt(counter_var, fi->auto_delay, getAutoDelayCounter(fi));
1784 }
1785
1786 static void ResetTitleAutoDelay(unsigned int *counter_var,
1787                                 struct TitleFadingInfo *fi)
1788 {
1789   *counter_var = getAutoDelayCounter(fi);
1790 }
1791
1792 void HandleTitleScreen(int mx, int my, int dx, int dy, int button)
1793 {
1794   static unsigned int title_delay = 0;
1795   static int title_screen_nr = 0;
1796   static int last_sound = -1, last_music = -1;
1797   boolean return_to_main_menu = FALSE;
1798   struct TitleControlInfo *tci;
1799   int sound, music;
1800
1801   if (button == MB_MENU_INITIALIZE)
1802   {
1803     title_delay = 0;
1804     title_screen_nr = 0;
1805     tci = &title_controls[title_screen_nr];
1806
1807     SetAnimStatus(getTitleAnimMode(tci));
1808
1809     last_sound = SND_UNDEFINED;
1810     last_music = MUS_UNDEFINED;
1811
1812     if (num_title_screens != 0)
1813     {
1814       FadeSetEnterScreen();
1815
1816       // use individual title fading instead of global "enter screen" fading
1817       fading = getTitleFading(tci);
1818     }
1819
1820     if (game_status_last_screen == GAME_MODE_INFO)
1821     {
1822       if (num_title_screens == 0)
1823       {
1824         // switch game mode from title screen mode back to info screen mode
1825         SetGameStatus(GAME_MODE_INFO);
1826
1827         // store that last screen was info screen, not main menu screen
1828         game_status_last_screen = GAME_MODE_INFO;
1829
1830         DrawInfoScreen_NotAvailable("Title screen information:",
1831                                     "No title screen for this level set.");
1832         return;
1833       }
1834     }
1835
1836     FadeMenuSoundsAndMusic();
1837
1838     FadeOut(REDRAW_ALL);
1839
1840     // title screens may have different window size
1841     ChangeViewportPropertiesIfNeeded();
1842
1843     // only required to update logic for redrawing global border
1844     ClearField();
1845
1846     if (tci->is_image)
1847       DrawTitleScreenImage(tci->local_nr, tci->initial);
1848     else
1849       DrawTitleScreenMessage(tci->local_nr, tci->initial);
1850
1851     sound = getTitleSound(tci);
1852     music = getTitleMusic(tci);
1853
1854     if (sound != last_sound)
1855       PlayMenuSoundExt(sound);
1856     if (music != last_music)
1857       PlayMenuMusicExt(music);
1858
1859     last_sound = sound;
1860     last_music = music;
1861
1862     SetMouseCursor(CURSOR_NONE);
1863
1864     FadeIn(REDRAW_ALL);
1865
1866     ResetTitleAutoDelay(&title_delay, &fading);
1867
1868     return;
1869   }
1870
1871   if (fading.auto_delay > 0 && TitleAutoDelayReached(&title_delay, &fading))
1872     button = MB_MENU_CHOICE;
1873
1874   if (button == MB_MENU_LEAVE)
1875   {
1876     return_to_main_menu = TRUE;
1877   }
1878   else if (button == MB_MENU_CHOICE)
1879   {
1880     if (game_status_last_screen == GAME_MODE_INFO && num_title_screens == 0)
1881     {
1882       SetGameStatus(GAME_MODE_INFO);
1883
1884       info_mode = INFO_MODE_MAIN;
1885
1886       DrawInfoScreen();
1887
1888       return;
1889     }
1890
1891     title_screen_nr++;
1892
1893     if (title_screen_nr < num_title_screens)
1894     {
1895       tci = &title_controls[title_screen_nr];
1896
1897       SetAnimStatus(getTitleAnimMode(tci));
1898
1899       sound = getTitleSound(tci);
1900       music = getTitleMusic(tci);
1901
1902       if (last_sound != SND_UNDEFINED && sound != last_sound)
1903         FadeSound(last_sound);
1904       if (last_music != MUS_UNDEFINED && music != last_music)
1905         FadeMusic();
1906
1907       fading = getTitleFading(tci);
1908
1909       FadeOut(REDRAW_ALL);
1910
1911       if (tci->is_image)
1912         DrawTitleScreenImage(tci->local_nr, tci->initial);
1913       else
1914         DrawTitleScreenMessage(tci->local_nr, tci->initial);
1915
1916       sound = getTitleSound(tci);
1917       music = getTitleMusic(tci);
1918
1919       if (sound != last_sound)
1920         PlayMenuSoundExt(sound);
1921       if (music != last_music)
1922         PlayMenuMusicExt(music);
1923
1924       last_sound = sound;
1925       last_music = music;
1926
1927       FadeIn(REDRAW_ALL);
1928
1929       ResetTitleAutoDelay(&title_delay, &fading);
1930     }
1931     else
1932     {
1933       FadeMenuSoundsAndMusic();
1934
1935       return_to_main_menu = TRUE;
1936     }
1937   }
1938
1939   if (return_to_main_menu)
1940   {
1941     SetMouseCursor(CURSOR_DEFAULT);
1942
1943     // force full menu screen redraw after displaying title screens
1944     redraw_mask = REDRAW_ALL;
1945
1946     if (game_status_last_screen == GAME_MODE_INFO)
1947     {
1948       SetGameStatus(GAME_MODE_INFO);
1949
1950       info_mode = INFO_MODE_MAIN;
1951
1952       DrawInfoScreen();
1953     }
1954     else        // default: return to main menu
1955     {
1956       SetGameStatus(GAME_MODE_MAIN);
1957
1958       DrawMainMenu();
1959     }
1960   }
1961 }
1962
1963 static void HandleMainMenu_ToggleTeamMode(void)
1964 {
1965   setup.team_mode = !setup.team_mode;
1966
1967   InitializeMainControls();
1968   DrawCursorAndText_Main(MAIN_CONTROL_NAME, TRUE, FALSE);
1969
1970   DrawPreviewPlayers();
1971 }
1972
1973 static void HandleMainMenu_SelectLevel(int step, int direction,
1974                                        int selected_level_nr)
1975 {
1976   int old_level_nr = level_nr;
1977   int new_level_nr;
1978
1979   if (selected_level_nr != NO_DIRECT_LEVEL_SELECT)
1980     new_level_nr = selected_level_nr;
1981   else
1982     new_level_nr = old_level_nr + step * direction;
1983
1984   if (new_level_nr < leveldir_current->first_level)
1985     new_level_nr = leveldir_current->first_level;
1986   if (new_level_nr > leveldir_current->last_level)
1987     new_level_nr = leveldir_current->last_level;
1988
1989   if (setup.handicap && new_level_nr > leveldir_current->handicap_level)
1990   {
1991     // skipping levels is only allowed when trying to skip single level
1992     if (setup.skip_levels && new_level_nr == old_level_nr + 1 &&
1993         Request("Level still unsolved! Skip despite handicap?", REQ_ASK))
1994     {
1995       leveldir_current->handicap_level++;
1996       SaveLevelSetup_SeriesInfo();
1997     }
1998
1999     new_level_nr = leveldir_current->handicap_level;
2000   }
2001
2002   if (new_level_nr != old_level_nr)
2003   {
2004     struct MainControlInfo *mci = getMainControlInfo(MAIN_CONTROL_LEVEL_NUMBER);
2005
2006     PlaySound(SND_MENU_ITEM_SELECTING);
2007
2008     level_nr = new_level_nr;
2009
2010     DrawText(mSX + mci->pos_text->x, mSY + mci->pos_text->y,
2011              int2str(level_nr, menu.main.text.level_number.size),
2012              mci->pos_text->font);
2013
2014     LoadLevel(level_nr);
2015     DrawPreviewLevelInitial();
2016
2017     TapeErase();
2018     LoadTape(level_nr);
2019     DrawCompleteVideoDisplay();
2020
2021     SaveLevelSetup_SeriesInfo();
2022
2023     UpdateScreenMenuGadgets(SCREEN_MASK_MAIN_HAS_SOLUTION, hasSolutionTape());
2024
2025     // force redraw of playfield area (may be reset at this point)
2026     redraw_mask |= REDRAW_FIELD;
2027   }
2028 }
2029
2030 void HandleMainMenu(int mx, int my, int dx, int dy, int button)
2031 {
2032   static int choice = MAIN_CONTROL_GAME;
2033   static boolean button_pressed_last = FALSE;
2034   boolean button_pressed = FALSE;
2035   int pos = choice;
2036   int i = 0;    // needed to prevent compiler warning due to bad code below
2037
2038   if (button == MB_MENU_INITIALIZE)
2039   {
2040     DrawCursorAndText_Main(choice, TRUE, FALSE);
2041
2042     return;
2043   }
2044
2045   if (mx || my)         // mouse input
2046   {
2047     pos = -1;
2048
2049     for (i = 0; main_controls[i].nr != -1; i++)
2050     {
2051       if (insideMenuPosRect(main_controls[i].pos_button, mx - mSX, my - mSY) ||
2052           insideTextPosRect(main_controls[i].pos_text,   mx - mSX, my - mSY) ||
2053           insideTextPosRect(main_controls[i].pos_input,  mx - mSX, my - mSY))
2054       {
2055         pos = main_controls[i].nr;
2056
2057         break;
2058       }
2059     }
2060
2061     // check if level preview was clicked
2062     if (insidePreviewRect(&preview, mx - SX, my - SY))
2063       pos = MAIN_CONTROL_GAME;
2064
2065     // handle pressed/unpressed state for active/inactive menu buttons
2066     // (if pos != -1, "i" contains index position corresponding to "pos")
2067     if (button &&
2068         pos >= MAIN_CONTROL_NAME && pos <= MAIN_CONTROL_QUIT &&
2069         insideMenuPosRect(main_controls[i].pos_button, mx - mSX, my - mSY))
2070       button_pressed = TRUE;
2071
2072     if (button_pressed != button_pressed_last)
2073     {
2074       DrawCursorAndText_Main(choice, TRUE, button_pressed);
2075
2076       if (button_pressed)
2077         PlaySound(SND_MENU_BUTTON_PRESSING);
2078       else
2079         PlaySound(SND_MENU_BUTTON_RELEASING);
2080     }
2081   }
2082   else if (dx || dy)    // keyboard input
2083   {
2084     if (dx > 0 && (choice == MAIN_CONTROL_INFO ||
2085                    choice == MAIN_CONTROL_SETUP))
2086       button = MB_MENU_CHOICE;
2087     else if (dy)
2088       pos = choice + dy;
2089   }
2090
2091   if (pos == MAIN_CONTROL_FIRST_LEVEL && !button)
2092   {
2093     HandleMainMenu_SelectLevel(MAX_LEVELS, -1, NO_DIRECT_LEVEL_SELECT);
2094   }
2095   else if (pos == MAIN_CONTROL_LAST_LEVEL && !button)
2096   {
2097     HandleMainMenu_SelectLevel(MAX_LEVELS, +1, NO_DIRECT_LEVEL_SELECT);
2098   }
2099   else if (pos == MAIN_CONTROL_LEVEL_NUMBER && !button)
2100   {
2101     CloseDoor(DOOR_CLOSE_2);
2102
2103     SetGameStatus(GAME_MODE_LEVELNR);
2104
2105     DrawChooseLevelNr();
2106   }
2107   else if (pos >= MAIN_CONTROL_NAME && pos <= MAIN_CONTROL_QUIT)
2108   {
2109     if (button)
2110     {
2111       if (pos != choice)
2112       {
2113         PlaySound(SND_MENU_ITEM_ACTIVATING);
2114
2115         DrawCursorAndText_Main(choice, FALSE, FALSE);
2116         DrawCursorAndText_Main(pos, TRUE, button_pressed);
2117
2118         choice = pos;
2119       }
2120       else if (dx != 0)
2121       {
2122         if (choice == MAIN_CONTROL_NAME)
2123         {
2124           // special case: cursor left or right pressed -- toggle team mode
2125           HandleMainMenu_ToggleTeamMode();
2126         }
2127         else if (choice != MAIN_CONTROL_INFO &&
2128                  choice != MAIN_CONTROL_SETUP)
2129         {
2130           HandleMainMenu_SelectLevel(1, dx, NO_DIRECT_LEVEL_SELECT);
2131         }
2132       }
2133     }
2134     else
2135     {
2136       PlaySound(SND_MENU_ITEM_SELECTING);
2137
2138       if (pos == MAIN_CONTROL_NAME)
2139       {
2140         if ((mx || my) &&
2141             insideTextPosRect(main_controls[i].pos_text, mx - mSX, my - mSY))
2142         {
2143           // special case: menu text "name/team" clicked -- toggle team mode
2144           HandleMainMenu_ToggleTeamMode();
2145         }
2146         else
2147         {
2148           if (setup.multiple_users)
2149           {
2150             CloseDoor(DOOR_CLOSE_2);
2151
2152             SetGameStatus(GAME_MODE_NAMES);
2153
2154             DrawChoosePlayerName();
2155           }
2156           else
2157           {
2158             SetGameStatus(GAME_MODE_PSEUDO_TYPENAME);
2159
2160             DrawTypeName();
2161           }
2162         }
2163       }
2164       else if (pos == MAIN_CONTROL_LEVELS)
2165       {
2166         if (leveldir_first)
2167         {
2168           CloseDoor(DOOR_CLOSE_2);
2169
2170           SetGameStatus(GAME_MODE_LEVELS);
2171
2172           SaveLevelSetup_LastSeries();
2173           SaveLevelSetup_SeriesInfo();
2174
2175           // restore level set if chosen from "last played level set" menu
2176           RestoreLastPlayedLevels(&leveldir_current);
2177
2178           if (setup.internal.choose_from_top_leveldir)
2179             gotoTopLevelDir();
2180
2181           DrawChooseLevelSet();
2182         }
2183       }
2184       else if (pos == MAIN_CONTROL_SCORES)
2185       {
2186         CloseDoor(DOOR_CLOSE_2);
2187
2188         SetGameStatus(GAME_MODE_SCORES);
2189
2190         DrawHallOfFame(level_nr);
2191       }
2192       else if (pos == MAIN_CONTROL_EDITOR)
2193       {
2194         if (leveldir_current->readonly &&
2195             setup.editor.show_read_only_warning)
2196           Request("This level is read-only!", REQ_CONFIRM | REQ_STAY_OPEN);
2197
2198         CloseDoor(DOOR_CLOSE_ALL);
2199
2200         SetGameStatus(GAME_MODE_EDITOR);
2201
2202         FadeSetEnterScreen();
2203
2204         DrawLevelEd();
2205       }
2206       else if (pos == MAIN_CONTROL_INFO)
2207       {
2208         CloseDoor(DOOR_CLOSE_2);
2209
2210         SetGameStatus(GAME_MODE_INFO);
2211
2212         info_mode = INFO_MODE_MAIN;
2213
2214         DrawInfoScreen();
2215       }
2216       else if (pos == MAIN_CONTROL_GAME)
2217       {
2218         StartGameActions(network.enabled, setup.autorecord, level.random_seed);
2219       }
2220       else if (pos == MAIN_CONTROL_SETUP)
2221       {
2222         CloseDoor(DOOR_CLOSE_2);
2223
2224         SetGameStatus(GAME_MODE_SETUP);
2225
2226         setup_mode = SETUP_MODE_MAIN;
2227
2228         DrawSetupScreen();
2229       }
2230       else if (pos == MAIN_CONTROL_QUIT)
2231       {
2232         SaveLevelSetup_LastSeries();
2233         SaveLevelSetup_SeriesInfo();
2234
2235         if (!setup.ask_on_quit_program ||
2236             Request("Do you really want to quit?", REQ_ASK | REQ_STAY_CLOSED))
2237           SetGameStatus(GAME_MODE_QUIT);
2238       }
2239     }
2240   }
2241
2242   button_pressed_last = button_pressed;
2243 }
2244
2245
2246 // ============================================================================
2247 // info screen functions
2248 // ============================================================================
2249
2250 static struct TokenInfo *info_info;
2251 static int num_info_info;       // number of info entries shown on screen
2252 static int max_info_info;       // total number of info entries in list
2253
2254 static void execInfoTitleScreen(void)
2255 {
2256   info_mode = INFO_MODE_TITLE;
2257
2258   DrawInfoScreen();
2259 }
2260
2261 static void execInfoElements(void)
2262 {
2263   info_mode = INFO_MODE_ELEMENTS;
2264
2265   DrawInfoScreen();
2266 }
2267
2268 static void execInfoMusic(void)
2269 {
2270   info_mode = INFO_MODE_MUSIC;
2271
2272   DrawInfoScreen();
2273 }
2274
2275 static void execInfoCredits(void)
2276 {
2277   info_mode = INFO_MODE_CREDITS;
2278
2279   DrawInfoScreen();
2280 }
2281
2282 static void execInfoProgram(void)
2283 {
2284   info_mode = INFO_MODE_PROGRAM;
2285
2286   DrawInfoScreen();
2287 }
2288
2289 static void execInfoVersion(void)
2290 {
2291   info_mode = INFO_MODE_VERSION;
2292
2293   DrawInfoScreen();
2294 }
2295
2296 static void execInfoLevelSet(void)
2297 {
2298   info_mode = INFO_MODE_LEVELSET;
2299
2300   DrawInfoScreen();
2301 }
2302
2303 static void execExitInfo(void)
2304 {
2305   SetGameStatus(GAME_MODE_MAIN);
2306
2307   DrawMainMenu();
2308 }
2309
2310 static struct TokenInfo info_info_main[] =
2311 {
2312   { TYPE_ENTER_SCREEN,  execInfoTitleScreen,    "Title Screen"          },
2313   { TYPE_ENTER_SCREEN,  execInfoElements,       "Elements Info"         },
2314   { TYPE_ENTER_SCREEN,  execInfoMusic,          "Music Info"            },
2315   { TYPE_ENTER_SCREEN,  execInfoCredits,        "Credits"               },
2316   { TYPE_ENTER_SCREEN,  execInfoProgram,        "Program Info"          },
2317   { TYPE_ENTER_SCREEN,  execInfoVersion,        "Version Info"          },
2318   { TYPE_ENTER_SCREEN,  execInfoLevelSet,       "Level Set Info"        },
2319   { TYPE_EMPTY,         NULL,                   ""                      },
2320   { TYPE_LEAVE_MENU,    execExitInfo,           "Exit"                  },
2321
2322   { 0,                  NULL,                   NULL                    }
2323 };
2324
2325 static int getMenuTextFont(int type)
2326 {
2327   if (type & (TYPE_SWITCH       |
2328               TYPE_YES_NO       |
2329               TYPE_YES_NO_AUTO  |
2330               TYPE_STRING       |
2331               TYPE_PLAYER       |
2332               TYPE_ECS_AGA      |
2333               TYPE_KEYTEXT      |
2334               TYPE_ENTER_LIST   |
2335               TYPE_TEXT_INPUT))
2336     return FONT_MENU_2;
2337   else
2338     return FONT_MENU_1;
2339 }
2340
2341 static struct TokenInfo *setup_info;
2342 static struct TokenInfo setup_info_input[];
2343
2344 static struct TokenInfo *menu_info;
2345
2346 static void DrawCursorAndText_Menu_Ext(struct TokenInfo *token_info,
2347                                        int screen_pos, int menu_info_pos_raw,
2348                                        boolean active)
2349 {
2350   int pos = (menu_info_pos_raw < 0 ? screen_pos : menu_info_pos_raw);
2351   struct TokenInfo *ti = &token_info[pos];
2352   int xpos = MENU_SCREEN_START_XPOS;
2353   int ypos = MENU_SCREEN_START_YPOS + screen_pos;
2354   int font_nr = getMenuTextFont(ti->type);
2355
2356   if (setup_mode == SETUP_MODE_INPUT)
2357     font_nr = FONT_MENU_1;
2358
2359   if (active)
2360     font_nr = FONT_ACTIVE(font_nr);
2361
2362   DrawText(mSX + xpos * 32, mSY + ypos * 32, ti->text, font_nr);
2363
2364   if (ti->type & ~TYPE_SKIP_ENTRY)
2365     drawCursor(screen_pos, active);
2366 }
2367
2368 static void DrawCursorAndText_Menu(int screen_pos, int menu_info_pos_raw,
2369                                    boolean active)
2370 {
2371   DrawCursorAndText_Menu_Ext(menu_info, screen_pos, menu_info_pos_raw, active);
2372 }
2373
2374 static void DrawCursorAndText_Setup(int screen_pos, int menu_info_pos_raw,
2375                                     boolean active)
2376 {
2377   DrawCursorAndText_Menu_Ext(setup_info, screen_pos, menu_info_pos_raw, active);
2378 }
2379
2380 static char *window_size_text;
2381 static char *scaling_type_text;
2382 static char *network_server_text;
2383
2384 static void drawSetupValue(int, int);
2385
2386 static void drawMenuInfoList(int first_entry, int num_page_entries,
2387                              int max_page_entries)
2388 {
2389   int i;
2390
2391   if (first_entry + num_page_entries > max_page_entries)
2392     first_entry = 0;
2393
2394   clearMenuListArea();
2395
2396   for (i = 0; i < num_page_entries; i++)
2397   {
2398     int menu_info_pos = first_entry + i;
2399     struct TokenInfo *si = &menu_info[menu_info_pos];
2400     void *value_ptr = si->value;
2401
2402     // set some entries to "unchangeable" according to other variables
2403     if ((value_ptr == &setup.sound_simple && !audio.sound_available) ||
2404         (value_ptr == &setup.sound_loops  && !audio.loops_available) ||
2405         (value_ptr == &setup.sound_music  && !audio.music_available) ||
2406         (value_ptr == &setup.fullscreen   && !video.fullscreen_available) ||
2407         (value_ptr == &window_size_text   && !video.window_scaling_available) ||
2408         (value_ptr == &scaling_type_text  && !video.window_scaling_available))
2409       si->type |= TYPE_GHOSTED;
2410
2411     if (si->type & (TYPE_ENTER_MENU|TYPE_ENTER_LIST))
2412       initCursor(i, IMG_MENU_BUTTON_ENTER_MENU);
2413     else if (si->type & (TYPE_LEAVE_MENU|TYPE_LEAVE_LIST))
2414       initCursor(i, IMG_MENU_BUTTON_LEAVE_MENU);
2415     else if (si->type & ~TYPE_SKIP_ENTRY)
2416       initCursor(i, IMG_MENU_BUTTON);
2417
2418     DrawCursorAndText_Menu(i, menu_info_pos, FALSE);
2419
2420     if (si->type & TYPE_STRING)
2421     {
2422       int gadget_id = -1;
2423
2424       if (value_ptr == &network_server_text)
2425         gadget_id = SCREEN_CTRL_ID_NETWORK_SERVER;
2426
2427       if (gadget_id != -1)
2428       {
2429         struct GadgetInfo *gi = screen_gadget[gadget_id];
2430         int xpos = MENU_SCREEN_START_XPOS;
2431         int ypos = MENU_SCREEN_START_YPOS + i;
2432         int x = mSX + xpos * 32;
2433         int y = mSY + ypos * 32;
2434
2435         ModifyGadget(gi, GDI_X, x, GDI_Y, y, GDI_END);
2436       }
2437     }
2438
2439     if (si->type & TYPE_VALUE &&
2440         menu_info == setup_info)
2441       drawSetupValue(i, menu_info_pos);
2442   }
2443 }
2444
2445 static void DrawInfoScreen_Main(void)
2446 {
2447   int fade_mask = REDRAW_FIELD;
2448   int i;
2449
2450   if (redraw_mask & REDRAW_ALL)
2451     fade_mask = REDRAW_ALL;
2452
2453   if (CheckFadeAll())
2454     fade_mask = REDRAW_ALL;
2455
2456   UnmapAllGadgets();
2457   FadeMenuSoundsAndMusic();
2458
2459   FreeScreenGadgets();
2460   CreateScreenGadgets();
2461
2462   // (needed after displaying title screens which disable auto repeat)
2463   KeyboardAutoRepeatOn();
2464
2465   FadeSetLeaveScreen();
2466
2467   FadeOut(fade_mask);
2468
2469   // needed if different viewport properties defined for info screen
2470   ChangeViewportPropertiesIfNeeded();
2471
2472   SetMainBackgroundImage(IMG_BACKGROUND_INFO);
2473
2474   ClearField();
2475
2476   OpenDoor(GetDoorState() | DOOR_NO_DELAY | DOOR_FORCE_REDRAW);
2477
2478   DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, "Info Screen");
2479
2480   info_info = info_info_main;
2481
2482   // determine maximal number of info entries that can be displayed on screen
2483   num_info_info = 0;
2484   for (i = 0; info_info[i].type != 0 && i < NUM_MENU_ENTRIES_ON_SCREEN; i++)
2485     num_info_info++;
2486
2487   // determine maximal number of info entries available for menu of info screen
2488   max_info_info = 0;
2489   for (i = 0; info_info[i].type != 0; i++)
2490     max_info_info++;
2491
2492   HandleInfoScreen_Main(0, 0, 0, 0, MB_MENU_INITIALIZE);
2493
2494   MapScreenGadgets(max_info_info);
2495
2496   PlayMenuSoundsAndMusic();
2497
2498   DrawMaskedBorder(fade_mask);
2499
2500   FadeIn(fade_mask);
2501 }
2502
2503 static void changeSetupValue(int, int, int);
2504
2505 static void HandleMenuScreen(int mx, int my, int dx, int dy, int button,
2506                              int mode, int num_page_entries,
2507                              int max_page_entries)
2508 {
2509   static int num_page_entries_all_last[NUM_SPECIAL_GFX_ARGS][MAX_MENU_MODES];
2510   static int choice_stores[NUM_SPECIAL_GFX_ARGS][MAX_MENU_MODES];
2511   static int first_entry_stores[NUM_SPECIAL_GFX_ARGS][MAX_MENU_MODES];
2512   boolean has_scrollbar = screen_gadget[SCREEN_CTRL_ID_SCROLL_VERTICAL]->mapped;
2513   int mx_scrollbar = screen_gadget[SCREEN_CTRL_ID_SCROLL_VERTICAL]->x;
2514   int mx_right_border = (has_scrollbar ? mx_scrollbar : SX + SXSIZE);
2515   int *num_page_entries_last = num_page_entries_all_last[game_status];
2516   int *choice_store = choice_stores[game_status];
2517   int *first_entry_store = first_entry_stores[game_status];
2518   int choice = choice_store[mode];              // starts with 0
2519   int first_entry = first_entry_store[mode];    // starts with 0
2520   int x = 0;
2521   int y = choice - first_entry;
2522   int y_old = y;
2523   boolean position_set_by_scrollbar = (dx == 999);
2524   int step = (button == 1 ? 1 : button == 2 ? 5 : 10);
2525   int i;
2526
2527   if (button == MB_MENU_INITIALIZE)
2528   {
2529     // check if number of menu page entries has changed (may happen by change
2530     // of custom artwork definition value for 'list_size' for this menu screen)
2531     // (in this case, the last menu position most probably has to be corrected)
2532     if (num_page_entries != num_page_entries_last[mode])
2533     {
2534       choice_store[mode] = first_entry_store[mode] = 0;
2535
2536       choice = first_entry = 0;
2537       y = y_old = 0;
2538
2539       num_page_entries_last[mode] = num_page_entries;
2540     }
2541
2542     // advance to first valid menu entry
2543     while (choice < num_page_entries &&
2544            menu_info[choice].type & TYPE_SKIP_ENTRY)
2545       choice++;
2546
2547     if (position_set_by_scrollbar)
2548       first_entry = first_entry_store[mode] = dy;
2549     else
2550       AdjustScrollbar(SCREEN_CTRL_ID_SCROLL_VERTICAL, max_page_entries,
2551                       NUM_MENU_ENTRIES_ON_SCREEN, first_entry);
2552
2553     drawMenuInfoList(first_entry, num_page_entries, max_page_entries);
2554
2555     if (choice < first_entry)
2556     {
2557       choice = first_entry;
2558
2559       if (menu_info[choice].type & TYPE_SKIP_ENTRY)
2560         choice++;
2561     }
2562     else if (choice > first_entry + num_page_entries - 1)
2563     {
2564       choice = first_entry + num_page_entries - 1;
2565
2566       if (menu_info[choice].type & TYPE_SKIP_ENTRY)
2567         choice--;
2568     }
2569
2570     choice_store[mode] = choice;
2571
2572     DrawCursorAndText_Menu(choice - first_entry, choice, TRUE);
2573
2574     return;
2575   }
2576   else if (button == MB_MENU_LEAVE)
2577   {
2578     PlaySound(SND_MENU_ITEM_SELECTING);
2579
2580     for (i = 0; i < max_page_entries; i++)
2581     {
2582       if (menu_info[i].type & TYPE_LEAVE_MENU)
2583       {
2584         void (*menu_callback_function)(void) = menu_info[i].value;
2585
2586         FadeSetLeaveMenu();
2587
2588         menu_callback_function();
2589
2590         break;  // absolutely needed because function changes 'menu_info'!
2591       }
2592     }
2593
2594     return;
2595   }
2596
2597   if (mx || my)         // mouse input
2598   {
2599     x = (mx - mSX) / 32;
2600     y = (my - mSY) / 32 - MENU_SCREEN_START_YPOS;
2601   }
2602   else if (dx || dy)    // keyboard or scrollbar/scrollbutton input
2603   {
2604     // move cursor instead of scrolling when already at start/end of list
2605     if (dy == -1 * SCROLL_LINE && first_entry == 0)
2606       dy = -1;
2607     else if (dy == +1 * SCROLL_LINE &&
2608              first_entry + num_page_entries == max_page_entries)
2609       dy = 1;
2610
2611     // handle scrolling screen one line or page
2612     if (y + dy < 0 ||
2613         y + dy > num_page_entries - 1)
2614     {
2615       boolean redraw = FALSE;
2616
2617       if (ABS(dy) == SCROLL_PAGE)
2618         step = num_page_entries - 1;
2619
2620       if (dy < 0 && first_entry > 0)
2621       {
2622         // scroll page/line up
2623
2624         first_entry -= step;
2625         if (first_entry < 0)
2626           first_entry = 0;
2627
2628         redraw = TRUE;
2629       }
2630       else if (dy > 0 && first_entry + num_page_entries < max_page_entries)
2631       {
2632         // scroll page/line down
2633
2634         first_entry += step;
2635         if (first_entry + num_page_entries > max_page_entries)
2636           first_entry = MAX(0, max_page_entries - num_page_entries);
2637
2638         redraw = TRUE;
2639       }
2640
2641       if (redraw)
2642       {
2643         choice += first_entry - first_entry_store[mode];
2644
2645         if (choice < first_entry)
2646         {
2647           choice = first_entry;
2648
2649           if (menu_info[choice].type & TYPE_SKIP_ENTRY)
2650             choice++;
2651         }
2652         else if (choice > first_entry + num_page_entries - 1)
2653         {
2654           choice = first_entry + num_page_entries - 1;
2655
2656           if (menu_info[choice].type & TYPE_SKIP_ENTRY)
2657             choice--;
2658         }
2659         else if (menu_info[choice].type & TYPE_SKIP_ENTRY)
2660         {
2661           choice += SIGN(dy);
2662
2663           if (choice < first_entry ||
2664               choice > first_entry + num_page_entries - 1)
2665           first_entry += SIGN(dy);
2666         }
2667
2668         first_entry_store[mode] = first_entry;
2669         choice_store[mode] = choice;
2670
2671         drawMenuInfoList(first_entry, num_page_entries, max_page_entries);
2672
2673         DrawCursorAndText_Menu(choice - first_entry, choice, TRUE);
2674
2675         AdjustScrollbar(SCREEN_CTRL_ID_SCROLL_VERTICAL, max_page_entries,
2676                         NUM_MENU_ENTRIES_ON_SCREEN, first_entry);
2677       }
2678
2679       return;
2680     }
2681
2682     if (dx)
2683     {
2684       int menu_navigation_type = (dx < 0 ? TYPE_LEAVE : TYPE_ENTER);
2685
2686       if (menu_info[choice].type & menu_navigation_type ||
2687           menu_info[choice].type & TYPE_BOOLEAN_STYLE ||
2688           menu_info[choice].type & TYPE_YES_NO_AUTO ||
2689           menu_info[choice].type & TYPE_PLAYER)
2690         button = MB_MENU_CHOICE;
2691     }
2692     else if (dy)
2693       y += dy;
2694
2695     // jump to next non-empty menu entry (up or down)
2696     while (first_entry + y > 0 &&
2697            first_entry + y < max_page_entries - 1 &&
2698            menu_info[first_entry + y].type & TYPE_SKIP_ENTRY)
2699       y += dy;
2700
2701     if (!IN_VIS_MENU(x, y))
2702     {
2703       choice += y - y_old;
2704
2705       if (choice < first_entry)
2706         first_entry = choice;
2707       else if (choice > first_entry + num_page_entries - 1)
2708         first_entry = choice - num_page_entries + 1;
2709
2710       if (first_entry >= 0 &&
2711           first_entry + num_page_entries <= max_page_entries)
2712       {
2713         first_entry_store[mode] = first_entry;
2714
2715         if (choice < first_entry)
2716           choice = first_entry;
2717         else if (choice > first_entry + num_page_entries - 1)
2718           choice = first_entry + num_page_entries - 1;
2719
2720         choice_store[mode] = choice;
2721
2722         drawMenuInfoList(first_entry, num_page_entries, max_page_entries);
2723
2724         DrawCursorAndText_Menu(choice - first_entry, choice, TRUE);
2725
2726         AdjustScrollbar(SCREEN_CTRL_ID_SCROLL_VERTICAL, max_page_entries,
2727                         NUM_MENU_ENTRIES_ON_SCREEN, first_entry);
2728       }
2729
2730       return;
2731     }
2732   }
2733
2734   if (!anyScrollbarGadgetActive() &&
2735       IN_VIS_MENU(x, y) &&
2736       mx < mx_right_border &&
2737       y >= 0 && y < num_page_entries)
2738   {
2739     if (button)
2740     {
2741       if (first_entry + y != choice &&
2742           menu_info[first_entry + y].type & ~TYPE_SKIP_ENTRY)
2743       {
2744         PlaySound(SND_MENU_ITEM_ACTIVATING);
2745
2746         DrawCursorAndText_Menu(choice - first_entry, choice, FALSE);
2747         DrawCursorAndText_Menu(y, first_entry + y, TRUE);
2748
2749         choice = choice_store[mode] = first_entry + y;
2750       }
2751       else if (dx < 0)
2752       {
2753         PlaySound(SND_MENU_ITEM_SELECTING);
2754
2755         for (i = 0; menu_info[i].type != 0; i++)
2756         {
2757           if (menu_info[i].type & TYPE_LEAVE_MENU)
2758           {
2759             void (*menu_callback_function)(void) = menu_info[i].value;
2760
2761             FadeSetLeaveMenu();
2762
2763             menu_callback_function();
2764
2765             // absolutely needed because function changes 'menu_info'!
2766             break;
2767           }
2768         }
2769
2770         return;
2771       }
2772     }
2773     else if (!(menu_info[first_entry + y].type & TYPE_GHOSTED))
2774     {
2775       PlaySound(SND_MENU_ITEM_SELECTING);
2776
2777       // when selecting key headline, execute function for key value change
2778       if (menu_info[first_entry + y].type & TYPE_KEYTEXT &&
2779           menu_info[first_entry + y + 1].type & TYPE_KEY)
2780         y++;
2781
2782       // when selecting string value, execute function for list selection
2783       if (menu_info[first_entry + y].type & TYPE_STRING && y > 0 &&
2784           menu_info[first_entry + y - 1].type & TYPE_ENTER_LIST)
2785         y--;
2786
2787       // when selecting string value, execute function for text input gadget
2788       if (menu_info[first_entry + y].type & TYPE_STRING && y > 0 &&
2789           menu_info[first_entry + y - 1].type & TYPE_TEXT_INPUT)
2790         y--;
2791
2792       if (menu_info[first_entry + y].type & TYPE_ENTER_OR_LEAVE)
2793       {
2794         void (*menu_callback_function)(void) =
2795           menu_info[first_entry + y].value;
2796
2797         FadeSetFromType(menu_info[first_entry + y].type);
2798
2799         menu_callback_function();
2800       }
2801       else if (menu_info[first_entry + y].type & TYPE_TEXT_INPUT)
2802       {
2803         void (*gadget_callback_function)(void) =
2804           menu_info[first_entry + y].value;
2805
2806         gadget_callback_function();
2807       }
2808       else if (menu_info[first_entry + y].type & TYPE_VALUE &&
2809                menu_info == setup_info)
2810       {
2811         changeSetupValue(y, first_entry + y, dx);
2812       }
2813     }
2814   }
2815 }
2816
2817 void HandleInfoScreen_Main(int mx, int my, int dx, int dy, int button)
2818 {
2819   menu_info = info_info;
2820
2821   HandleMenuScreen(mx, my, dx, dy, button,
2822                    info_mode, num_info_info, max_info_info);
2823 }
2824
2825 static int getMenuFontSpacing(int spacing_height, int font_nr)
2826 {
2827   int font_spacing = getFontHeight(font_nr) + EXTRA_SPACING(game_status);
2828
2829   return (spacing_height < 0 ? ABS(spacing_height) * font_spacing :
2830           spacing_height);
2831 }
2832
2833 static int getMenuTextSpacing(int spacing_height, int font_nr)
2834 {
2835   return (getMenuFontSpacing(spacing_height, font_nr) +
2836           EXTRA_SPACING(game_status));
2837 }
2838
2839 static int getMenuTextStep(int spacing_height, int font_nr)
2840 {
2841   return getFontHeight(font_nr) + getMenuTextSpacing(spacing_height, font_nr);
2842 }
2843
2844 void DrawInfoScreen_NotAvailable(char *text_title, char *text_error)
2845 {
2846   int font_title = MENU_INFO_FONT_TITLE;
2847   int font_error = FONT_TEXT_2;
2848   int font_foot  = MENU_INFO_FONT_FOOT;
2849   int spacing_title = menu.headline1_spacing_info[info_mode];
2850   int ystep_title = getMenuTextStep(spacing_title, font_title);
2851   int ystart1 = mSY - SY + MENU_SCREEN_INFO_YSTART1;
2852   int ystart2 = ystart1 + ystep_title;
2853   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
2854
2855   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO);
2856
2857   FadeOut(REDRAW_FIELD);
2858
2859   ClearField();
2860   DrawHeadline();
2861
2862   DrawTextSCentered(ystart1, font_title, text_title);
2863   DrawTextSCentered(ystart2, font_error, text_error);
2864
2865   DrawTextSCentered(ybottom, font_foot,
2866                     "Press any key or button for info menu");
2867
2868   FadeIn(REDRAW_FIELD);
2869 }
2870
2871 void DrawInfoScreen_HelpAnim(int start, int max_anims, boolean init)
2872 {
2873   static int infoscreen_step[MAX_INFO_ELEMENTS_ON_SCREEN];
2874   static int infoscreen_frame[MAX_INFO_ELEMENTS_ON_SCREEN];
2875   int font_title = MENU_INFO_FONT_TITLE;
2876   int font_foot  = MENU_INFO_FONT_FOOT;
2877   int xstart  = mSX + MENU_SCREEN_INFO_SPACE_LEFT;
2878   int ystart1 = mSY - SY + MENU_SCREEN_INFO_YSTART1;
2879   int ystart2 = mSY + MENU_SCREEN_INFO_YSTART2;
2880   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
2881   int ystep = MENU_SCREEN_INFO_YSTEP;
2882   int element, action, direction;
2883   int graphic;
2884   int delay;
2885   int sync_frame;
2886   int i, j;
2887
2888   if (init)
2889   {
2890     for (i = 0; i < NUM_INFO_ELEMENTS_ON_SCREEN; i++)
2891       infoscreen_step[i] = infoscreen_frame[i] = 0;
2892
2893     ClearField();
2894     DrawHeadline();
2895
2896     DrawTextSCentered(ystart1, font_title, "The Game Elements:");
2897
2898     DrawTextSCentered(ybottom, font_foot,
2899                       "Press any key or button for next page");
2900
2901     FrameCounter = 0;
2902   }
2903
2904   i = j = 0;
2905   while (helpanim_info[j].element != HELPANIM_LIST_END)
2906   {
2907     if (i >= start + NUM_INFO_ELEMENTS_ON_SCREEN ||
2908         i >= max_anims)
2909       break;
2910     else if (i < start)
2911     {
2912       while (helpanim_info[j].element != HELPANIM_LIST_NEXT)
2913         j++;
2914
2915       j++;
2916       i++;
2917
2918       continue;
2919     }
2920
2921     j += infoscreen_step[i - start];
2922
2923     element = helpanim_info[j].element;
2924     action = helpanim_info[j].action;
2925     direction = helpanim_info[j].direction;
2926
2927     if (element < 0)
2928       element = EL_UNKNOWN;
2929
2930     if (action != -1 && direction != -1)
2931       graphic = el_act_dir2img(element, action, direction);
2932     else if (action != -1)
2933       graphic = el_act2img(element, action);
2934     else if (direction != -1)
2935       graphic = el_dir2img(element, direction);
2936     else
2937       graphic = el2img(element);
2938
2939     delay = helpanim_info[j++].delay;
2940
2941     if (delay == -1)
2942       delay = 1000000;
2943
2944     if (infoscreen_frame[i - start] == 0)
2945     {
2946       sync_frame = 0;
2947       infoscreen_frame[i - start] = delay - 1;
2948     }
2949     else
2950     {
2951       sync_frame = delay - infoscreen_frame[i - start];
2952       infoscreen_frame[i - start]--;
2953     }
2954
2955     if (helpanim_info[j].element == HELPANIM_LIST_NEXT)
2956     {
2957       if (!infoscreen_frame[i - start])
2958         infoscreen_step[i - start] = 0;
2959     }
2960     else
2961     {
2962       if (!infoscreen_frame[i - start])
2963         infoscreen_step[i - start]++;
2964       while (helpanim_info[j].element != HELPANIM_LIST_NEXT)
2965         j++;
2966     }
2967
2968     j++;
2969
2970     ClearRectangleOnBackground(drawto, xstart, ystart2 + (i - start) * ystep,
2971                                TILEX, TILEY);
2972     DrawFixedGraphicAnimationExt(drawto, xstart, ystart2 + (i - start) * ystep,
2973                                  graphic, sync_frame, USE_MASKING);
2974
2975     if (init)
2976       DrawInfoScreen_HelpText(element, action, direction, i - start);
2977
2978     i++;
2979   }
2980
2981   redraw_mask |= REDRAW_FIELD;
2982
2983   FrameCounter++;
2984 }
2985
2986 static char *getHelpText(int element, int action, int direction)
2987 {
2988   char token[MAX_LINE_LEN];
2989
2990   strcpy(token, element_info[element].token_name);
2991
2992   if (action != -1)
2993     strcat(token, element_action_info[action].suffix);
2994
2995   if (direction != -1)
2996     strcat(token, element_direction_info[MV_DIR_TO_BIT(direction)].suffix);
2997
2998   return getHashEntry(helptext_info, token);
2999 }
3000
3001 void DrawInfoScreen_HelpText(int element, int action, int direction, int ypos)
3002 {
3003   int font_nr = FONT_INFO_ELEMENTS;
3004   int font_width = getFontWidth(font_nr);
3005   int font_height = getFontHeight(font_nr);
3006   int yoffset = (TILEX - 2 * font_height) / 2;
3007   int xstart = mSX + MENU_SCREEN_INFO_SPACE_LEFT + TILEX + MINI_TILEX;
3008   int ystart = mSY + MENU_SCREEN_INFO_YSTART2 + yoffset;
3009   int ystep = TILEY + 4;
3010   int pad_left = xstart - SX;
3011   int pad_right = MENU_SCREEN_INFO_SPACE_RIGHT;
3012   int max_chars_per_line = (SXSIZE - pad_left - pad_right) / font_width;
3013   int max_lines_per_text = 2;
3014   char *text = NULL;
3015
3016   if (action != -1 && direction != -1)          // element.action.direction
3017     text = getHelpText(element, action, direction);
3018
3019   if (text == NULL && action != -1)             // element.action
3020     text = getHelpText(element, action, -1);
3021
3022   if (text == NULL && direction != -1)          // element.direction
3023     text = getHelpText(element, -1, direction);
3024
3025   if (text == NULL)                             // base element
3026     text = getHelpText(element, -1, -1);
3027
3028   if (text == NULL)                             // not found
3029     text = "No description available";
3030
3031   if (strlen(text) <= max_chars_per_line)       // only one line of text
3032     ystart += getFontHeight(font_nr) / 2;
3033
3034   DrawTextBuffer(xstart, ystart + ypos * ystep, text, font_nr,
3035                  max_chars_per_line, -1, max_lines_per_text, 0, -1,
3036                  TRUE, FALSE, FALSE);
3037 }
3038
3039 static void DrawInfoScreen_TitleScreen(void)
3040 {
3041   SetGameStatus(GAME_MODE_TITLE);
3042
3043   DrawTitleScreen();
3044 }
3045
3046 void HandleInfoScreen_TitleScreen(int button)
3047 {
3048   HandleTitleScreen(0, 0, 0, 0, button);
3049 }
3050
3051 static void DrawInfoScreen_Elements(void)
3052 {
3053   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO_ELEMENTS);
3054
3055   FadeOut(REDRAW_FIELD);
3056
3057   LoadHelpAnimInfo();
3058   LoadHelpTextInfo();
3059
3060   HandleInfoScreen_Elements(MB_MENU_INITIALIZE);
3061
3062   FadeIn(REDRAW_FIELD);
3063 }
3064
3065 void HandleInfoScreen_Elements(int button)
3066 {
3067   static unsigned int info_delay = 0;
3068   static int num_anims;
3069   static int num_pages;
3070   static int page;
3071   int anims_per_page = NUM_INFO_ELEMENTS_ON_SCREEN;
3072   int i;
3073
3074   if (button == MB_MENU_INITIALIZE)
3075   {
3076     boolean new_element = TRUE;
3077
3078     num_anims = 0;
3079
3080     for (i = 0; helpanim_info[i].element != HELPANIM_LIST_END; i++)
3081     {
3082       if (helpanim_info[i].element == HELPANIM_LIST_NEXT)
3083         new_element = TRUE;
3084       else if (new_element)
3085       {
3086         num_anims++;
3087         new_element = FALSE;
3088       }
3089     }
3090
3091     num_pages = (num_anims + anims_per_page - 1) / anims_per_page;
3092     page = 0;
3093   }
3094
3095   if (button == MB_MENU_LEAVE)
3096   {
3097     PlaySound(SND_MENU_ITEM_SELECTING);
3098
3099     info_mode = INFO_MODE_MAIN;
3100     DrawInfoScreen();
3101
3102     return;
3103   }
3104   else if (button == MB_MENU_CHOICE || button == MB_MENU_INITIALIZE)
3105   {
3106     if (button != MB_MENU_INITIALIZE)
3107     {
3108       PlaySound(SND_MENU_ITEM_SELECTING);
3109
3110       page++;
3111     }
3112
3113     if (page >= num_pages)
3114     {
3115       FadeMenuSoundsAndMusic();
3116
3117       info_mode = INFO_MODE_MAIN;
3118       DrawInfoScreen();
3119
3120       return;
3121     }
3122
3123     if (page > 0)
3124       FadeSetNextScreen();
3125
3126     if (button != MB_MENU_INITIALIZE)
3127       FadeOut(REDRAW_FIELD);
3128
3129     DrawInfoScreen_HelpAnim(page * anims_per_page, num_anims, TRUE);
3130
3131     if (button != MB_MENU_INITIALIZE)
3132       FadeIn(REDRAW_FIELD);
3133   }
3134   else
3135   {
3136     if (DelayReached(&info_delay, GameFrameDelay))
3137       if (page < num_pages)
3138         DrawInfoScreen_HelpAnim(page * anims_per_page, num_anims, FALSE);
3139
3140     PlayMenuSoundIfLoop();
3141   }
3142 }
3143
3144 static void DrawInfoScreen_Music(void)
3145 {
3146   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO_MUSIC);
3147
3148   FadeOut(REDRAW_FIELD);
3149
3150   ClearField();
3151   DrawHeadline();
3152
3153   LoadMusicInfo();
3154
3155   HandleInfoScreen_Music(MB_MENU_INITIALIZE);
3156
3157   FadeIn(REDRAW_FIELD);
3158 }
3159
3160 void HandleInfoScreen_Music(int button)
3161 {
3162   static struct MusicFileInfo *list = NULL;
3163   int font_title = MENU_INFO_FONT_TITLE;
3164   int font_head  = MENU_INFO_FONT_HEAD;
3165   int font_text  = MENU_INFO_FONT_TEXT;
3166   int font_foot  = MENU_INFO_FONT_FOOT;
3167   int spacing_title = menu.headline1_spacing_info[info_mode];
3168   int spacing_head  = menu.headline2_spacing_info[info_mode];
3169   int ystep_title = getMenuTextStep(spacing_title, font_title);
3170   int ystep_head  = getMenuTextStep(spacing_head,  font_head);
3171   int ystart  = mSY - SY + MENU_SCREEN_INFO_YSTART1;
3172   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
3173
3174   if (button == MB_MENU_INITIALIZE)
3175   {
3176     list = music_file_info;
3177
3178     if (list == NULL)
3179     {
3180       FadeMenuSoundsAndMusic();
3181
3182       ClearField();
3183       DrawHeadline();
3184
3185       DrawTextSCentered(ystart, font_title,
3186                         "No music info for this level set.");
3187
3188       DrawTextSCentered(ybottom, font_foot,
3189                         "Press any key or button for info menu");
3190
3191       return;
3192     }
3193   }
3194
3195   if (button == MB_MENU_LEAVE)
3196   {
3197     PlaySound(SND_MENU_ITEM_SELECTING);
3198
3199     FadeMenuSoundsAndMusic();
3200
3201     info_mode = INFO_MODE_MAIN;
3202     DrawInfoScreen();
3203
3204     return;
3205   }
3206   else if (button == MB_MENU_CHOICE || button == MB_MENU_INITIALIZE)
3207   {
3208     if (button != MB_MENU_INITIALIZE)
3209     {
3210       PlaySound(SND_MENU_ITEM_SELECTING);
3211
3212       if (list != NULL)
3213         list = list->next;
3214     }
3215
3216     if (list == NULL)
3217     {
3218       FadeMenuSoundsAndMusic();
3219
3220       info_mode = INFO_MODE_MAIN;
3221       DrawInfoScreen();
3222
3223       return;
3224     }
3225
3226     FadeMenuSoundsAndMusic();
3227
3228     if (list != music_file_info)
3229       FadeSetNextScreen();
3230
3231     if (button != MB_MENU_INITIALIZE)
3232       FadeOut(REDRAW_FIELD);
3233
3234     ClearField();
3235     DrawHeadline();
3236
3237     if (list->is_sound)
3238     {
3239       int sound = list->music;
3240
3241       if (sound_info[sound].loop)
3242         PlaySoundLoop(sound);
3243       else
3244         PlaySound(sound);
3245
3246       DrawTextSCentered(ystart, font_title, "The Game Background Sounds:");
3247     }
3248     else
3249     {
3250       int music = list->music;
3251
3252       if (music_info[music].loop)
3253         PlayMusicLoop(music);
3254       else
3255         PlayMusic(music);
3256
3257       DrawTextSCentered(ystart, font_title, "The Game Background Music:");
3258     }
3259
3260     ystart += ystep_title;
3261
3262     if (!strEqual(list->title, UNKNOWN_NAME))
3263     {
3264       if (!strEqual(list->title_header, UNKNOWN_NAME))
3265       {
3266         DrawTextSCentered(ystart, font_head, list->title_header);
3267         ystart += ystep_head;
3268       }
3269
3270       DrawTextFCentered(ystart, font_text, "\"%s\"", list->title);
3271       ystart += ystep_head;
3272     }
3273
3274     if (!strEqual(list->artist, UNKNOWN_NAME))
3275     {
3276       if (!strEqual(list->artist_header, UNKNOWN_NAME))
3277         DrawTextSCentered(ystart, font_head, list->artist_header);
3278       else
3279         DrawTextSCentered(ystart, font_head, "by");
3280
3281       ystart += ystep_head;
3282
3283       DrawTextFCentered(ystart, font_text, "%s", list->artist);
3284       ystart += ystep_head;
3285     }
3286
3287     if (!strEqual(list->album, UNKNOWN_NAME))
3288     {
3289       if (!strEqual(list->album_header, UNKNOWN_NAME))
3290         DrawTextSCentered(ystart, font_head, list->album_header);
3291       else
3292         DrawTextSCentered(ystart, font_head, "from the album");
3293
3294       ystart += ystep_head;
3295
3296       DrawTextFCentered(ystart, font_text, "\"%s\"", list->album);
3297       ystart += ystep_head;
3298     }
3299
3300     if (!strEqual(list->year, UNKNOWN_NAME))
3301     {
3302       if (!strEqual(list->year_header, UNKNOWN_NAME))
3303         DrawTextSCentered(ystart, font_head, list->year_header);
3304       else
3305         DrawTextSCentered(ystart, font_head, "from the year");
3306
3307       ystart += ystep_head;
3308
3309       DrawTextFCentered(ystart, font_text, "%s", list->year);
3310       ystart += ystep_head;
3311     }
3312
3313     DrawTextSCentered(ybottom, FONT_TEXT_4,
3314                       "Press any key or button for next page");
3315
3316     if (button != MB_MENU_INITIALIZE)
3317       FadeIn(REDRAW_FIELD);
3318   }
3319
3320   if (list != NULL && list->is_sound && sound_info[list->music].loop)
3321     PlaySoundLoop(list->music);
3322 }
3323
3324 static void DrawInfoScreen_CreditsScreen(int screen_nr)
3325 {
3326   int font_title = MENU_INFO_FONT_TITLE;
3327   int font_head  = MENU_INFO_FONT_HEAD;
3328   int font_text  = MENU_INFO_FONT_TEXT;
3329   int font_foot  = MENU_INFO_FONT_FOOT;
3330   int spacing_title = menu.headline1_spacing_info[info_mode];
3331   int spacing_head  = menu.headline2_spacing_info[info_mode];
3332   int spacing_para  = menu.paragraph_spacing_info[info_mode];
3333   int spacing_line  = menu.line_spacing_info[info_mode];
3334   int ystep_title = getMenuTextStep(spacing_title, font_title);
3335   int ystep_head  = getMenuTextStep(spacing_head,  font_head);
3336   int ystep_para  = getMenuTextStep(spacing_para,  font_text);
3337   int ystep_line  = getMenuTextStep(spacing_line,  font_text);
3338   int ystart  = mSY - SY + MENU_SCREEN_INFO_YSTART1;
3339   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
3340
3341   ClearField();
3342   DrawHeadline();
3343
3344   DrawTextSCentered(ystart, font_title, "Credits:");
3345   ystart += ystep_title;
3346
3347   if (screen_nr == 0)
3348   {
3349     DrawTextSCentered(ystart, font_head,
3350                       "Special thanks to");
3351     ystart += ystep_head;
3352     DrawTextSCentered(ystart, font_text,
3353                       "Peter Liepa");
3354     ystart += ystep_head;
3355     DrawTextSCentered(ystart, font_head,
3356                       "for creating");
3357     ystart += ystep_head;
3358     DrawTextSCentered(ystart, font_text,
3359                       "\"Boulder Dash\"");
3360     ystart += ystep_head;
3361     DrawTextSCentered(ystart, font_head,
3362                       "in the year");
3363     ystart += ystep_head;
3364     DrawTextSCentered(ystart, font_text,
3365                       "1984");
3366     ystart += ystep_head;
3367     DrawTextSCentered(ystart, font_head,
3368                       "published by");
3369     ystart += ystep_head;
3370     DrawTextSCentered(ystart, font_text,
3371                       "First Star Software");
3372   }
3373   else if (screen_nr == 1)
3374   {
3375     DrawTextSCentered(ystart, font_head,
3376                       "Special thanks to");
3377     ystart += ystep_head;
3378     DrawTextSCentered(ystart, font_text,
3379                       "Klaus Heinz & Volker Wertich");
3380     ystart += ystep_head;
3381     DrawTextSCentered(ystart, font_head,
3382                       "for creating");
3383     ystart += ystep_head;
3384     DrawTextSCentered(ystart, font_text,
3385                       "\"Emerald Mine\"");
3386     ystart += ystep_head;
3387     DrawTextSCentered(ystart, font_head,
3388                       "in the year");
3389     ystart += ystep_head;
3390     DrawTextSCentered(ystart, font_text,
3391                       "1987");
3392     ystart += ystep_head;
3393     DrawTextSCentered(ystart, font_head,
3394                       "published by");
3395     ystart += ystep_head;
3396     DrawTextSCentered(ystart, font_text,
3397                       "Kingsoft");
3398   }
3399   else if (screen_nr == 2)
3400   {
3401     DrawTextSCentered(ystart, font_head,
3402                       "Special thanks to");
3403     ystart += ystep_head;
3404     DrawTextSCentered(ystart, font_text,
3405                       "Michael Stopp & Philip Jespersen");
3406     ystart += ystep_head;
3407     DrawTextSCentered(ystart, font_head,
3408                       "for creating");
3409     ystart += ystep_head;
3410     DrawTextSCentered(ystart, font_text,
3411                       "\"Supaplex\"");
3412     ystart += ystep_head;
3413     DrawTextSCentered(ystart, font_head,
3414                       "in the year");
3415     ystart += ystep_head;
3416     DrawTextSCentered(ystart, font_text,
3417                       "1991");
3418     ystart += ystep_head;
3419     DrawTextSCentered(ystart, font_head,
3420                       "published by");
3421     ystart += ystep_head;
3422     DrawTextSCentered(ystart, font_text,
3423                       "Digital Integration");
3424   }
3425   else if (screen_nr == 3)
3426   {
3427     DrawTextSCentered(ystart, font_head,
3428                       "Special thanks to");
3429     ystart += ystep_head;
3430     DrawTextSCentered(ystart, font_text,
3431                       "Hiroyuki Imabayashi");
3432     ystart += ystep_head;
3433     DrawTextSCentered(ystart, font_head,
3434                       "for creating");
3435     ystart += ystep_head;
3436     DrawTextSCentered(ystart, font_text,
3437                       "\"Sokoban\"");
3438     ystart += ystep_head;
3439     DrawTextSCentered(ystart, font_head,
3440                       "in the year");
3441     ystart += ystep_head;
3442     DrawTextSCentered(ystart, font_text,
3443                       "1982");
3444     ystart += ystep_head;
3445     DrawTextSCentered(ystart, font_head,
3446                       "published by");
3447     ystart += ystep_head;
3448     DrawTextSCentered(ystart, font_text,
3449                       "Thinking Rabbit");
3450   }
3451   else if (screen_nr == 4)
3452   {
3453     DrawTextSCentered(ystart, font_head,
3454                       "Special thanks to");
3455     ystart += ystep_head;
3456     DrawTextSCentered(ystart, font_text,
3457                       "Alan Bond");
3458     ystart += ystep_head;
3459     DrawTextSCentered(ystart, font_head,
3460                       "and");
3461     ystart += ystep_head;
3462     DrawTextSCentered(ystart, font_text,
3463                       "J\xfcrgen Bonhagen");
3464     ystart += ystep_head;
3465     DrawTextSCentered(ystart, font_head,
3466                       "for the continuous creation");
3467     ystart += ystep_line;
3468     DrawTextSCentered(ystart, font_head,
3469                       "of outstanding level sets");
3470   }
3471   else if (screen_nr == 5)
3472   {
3473     DrawTextSCentered(ystart, font_head,
3474                       "Thanks to");
3475     ystart += ystep_head;
3476     DrawTextSCentered(ystart, font_text,
3477                       "Peter Elzner");
3478     ystart += ystep_head;
3479     DrawTextSCentered(ystart, font_head,
3480                       "for ideas and inspiration by");
3481     ystart += ystep_head;
3482     DrawTextSCentered(ystart, font_text,
3483                       "Diamond Caves");
3484     ystart += ystep_para;
3485
3486     DrawTextSCentered(ystart, font_head,
3487                       "Thanks to");
3488     ystart += ystep_head;
3489     DrawTextSCentered(ystart, font_text,
3490                       "Steffest");
3491     ystart += ystep_head;
3492     DrawTextSCentered(ystart, font_head,
3493                       "for ideas and inspiration by");
3494     ystart += ystep_head;
3495     DrawTextSCentered(ystart, font_text,
3496                       "DX-Boulderdash");
3497   }
3498   else if (screen_nr == 6)
3499   {
3500     DrawTextSCentered(ystart, font_head,
3501                       "Thanks to");
3502     ystart += ystep_head;
3503     DrawTextSCentered(ystart, font_text,
3504                       "David Tritscher");
3505     ystart += ystep_head;
3506     DrawTextSCentered(ystart, font_head,
3507                       "for the code base used for the");
3508     ystart += ystep_line;
3509     DrawTextSCentered(ystart, font_head,
3510                       "native Emerald Mine engine");
3511   }
3512   else if (screen_nr == 7)
3513   {
3514     DrawTextSCentered(ystart, font_head,
3515                       "Thanks to");
3516     ystart += ystep_head;
3517     DrawTextSCentered(ystart, font_text,
3518                       "Guido Schulz");
3519     ystart += ystep_head;
3520     DrawTextSCentered(ystart, font_head,
3521                       "for the initial DOS port");
3522     ystart += ystep_para;
3523
3524     DrawTextSCentered(ystart, font_head,
3525                       "Thanks to");
3526     ystart += ystep_head;
3527     DrawTextSCentered(ystart, font_text,
3528                       "Karl H\xf6rnell");
3529     ystart += ystep_head;
3530     DrawTextSCentered(ystart, font_head,
3531                       "for some additional toons");
3532   }
3533   else if (screen_nr == 8)
3534   {
3535     DrawTextSCentered(ystart, font_head,
3536                       "And not to forget:");
3537     ystart += ystep_head;
3538     DrawTextSCentered(ystart, font_head,
3539                       "Many thanks to");
3540     ystart += ystep_head;
3541     DrawTextSCentered(ystart, font_text,
3542                       "All those who contributed");
3543     ystart += ystep_line;
3544     DrawTextSCentered(ystart, font_text,
3545                       "levels to this game");
3546     ystart += ystep_line;
3547     DrawTextSCentered(ystart, font_text,
3548                       "since 1995");
3549   }
3550
3551   DrawTextSCentered(ybottom, font_foot,
3552                     "Press any key or button for next page");
3553 }
3554
3555 static void DrawInfoScreen_Credits(void)
3556 {
3557   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO_CREDITS);
3558
3559   FadeMenuSoundsAndMusic();
3560
3561   FadeOut(REDRAW_FIELD);
3562
3563   HandleInfoScreen_Credits(MB_MENU_INITIALIZE);
3564
3565   FadeIn(REDRAW_FIELD);
3566 }
3567
3568 void HandleInfoScreen_Credits(int button)
3569 {
3570   static int screen_nr = 0;
3571   int num_screens = 9;
3572
3573   if (button == MB_MENU_INITIALIZE)
3574   {
3575     screen_nr = 0;
3576
3577     // DrawInfoScreen_CreditsScreen(screen_nr);
3578   }
3579
3580   if (button == MB_MENU_LEAVE)
3581   {
3582     PlaySound(SND_MENU_ITEM_SELECTING);
3583
3584     info_mode = INFO_MODE_MAIN;
3585     DrawInfoScreen();
3586
3587     return;
3588   }
3589   else if (button == MB_MENU_CHOICE || button == MB_MENU_INITIALIZE)
3590   {
3591     if (button != MB_MENU_INITIALIZE)
3592     {
3593       PlaySound(SND_MENU_ITEM_SELECTING);
3594
3595       screen_nr++;
3596     }
3597
3598     if (screen_nr >= num_screens)
3599     {
3600       FadeMenuSoundsAndMusic();
3601
3602       info_mode = INFO_MODE_MAIN;
3603       DrawInfoScreen();
3604
3605       return;
3606     }
3607
3608     if (screen_nr > 0)
3609       FadeSetNextScreen();
3610
3611     if (button != MB_MENU_INITIALIZE)
3612       FadeOut(REDRAW_FIELD);
3613
3614     DrawInfoScreen_CreditsScreen(screen_nr);
3615
3616     if (button != MB_MENU_INITIALIZE)
3617       FadeIn(REDRAW_FIELD);
3618   }
3619   else
3620   {
3621     PlayMenuSoundIfLoop();
3622   }
3623 }
3624
3625 static void DrawInfoScreen_Program(void)
3626 {
3627   int font_title = MENU_INFO_FONT_TITLE;
3628   int font_head  = MENU_INFO_FONT_HEAD;
3629   int font_text  = MENU_INFO_FONT_TEXT;
3630   int font_foot  = MENU_INFO_FONT_FOOT;
3631   int spacing_title = menu.headline1_spacing_info[info_mode];
3632   int spacing_head  = menu.headline2_spacing_info[info_mode];
3633   int spacing_para  = menu.paragraph_spacing_info[info_mode];
3634   int spacing_line  = menu.line_spacing_info[info_mode];
3635   int ystep_title = getMenuTextStep(spacing_title, font_title);
3636   int ystep_head  = getMenuTextStep(spacing_head,  font_head);
3637   int ystep_para  = getMenuTextStep(spacing_para,  font_text);
3638   int ystep_line  = getMenuTextStep(spacing_line,  font_text);
3639   int ystart  = mSY - SY + MENU_SCREEN_INFO_YSTART1;
3640   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
3641
3642   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO_PROGRAM);
3643
3644   FadeOut(REDRAW_FIELD);
3645
3646   ClearField();
3647   DrawHeadline();
3648
3649   DrawTextSCentered(ystart, font_title, "Program Information:");
3650   ystart += ystep_title;
3651
3652   DrawTextSCentered(ystart, font_head,
3653                     "This game is Freeware!");
3654   ystart += ystep_head;
3655   DrawTextSCentered(ystart, font_head,
3656                     "If you like it, send e-mail to:");
3657   ystart += ystep_head;
3658   DrawTextSCentered(ystart, font_text,
3659                     setup.internal.program_email);
3660   ystart += ystep_para;
3661
3662   DrawTextSCentered(ystart, font_head,
3663                     "More information and levels:");
3664   ystart += ystep_head;
3665   DrawTextSCentered(ystart, font_text,
3666                     setup.internal.program_website);
3667   ystart += ystep_para;
3668
3669   DrawTextSCentered(ystart, font_head,
3670                     "If you have created new levels,");
3671   ystart += ystep_line;
3672   DrawTextSCentered(ystart, font_head,
3673                     "send them to me to include them!");
3674   ystart += ystep_head;
3675   DrawTextSCentered(ystart, font_head,
3676                     ":-)");
3677
3678   DrawTextSCentered(ybottom, font_foot,
3679                     "Press any key or button for info menu");
3680
3681   FadeIn(REDRAW_FIELD);
3682 }
3683
3684 void HandleInfoScreen_Program(int button)
3685 {
3686   if (button == MB_MENU_LEAVE)
3687   {
3688     PlaySound(SND_MENU_ITEM_SELECTING);
3689
3690     info_mode = INFO_MODE_MAIN;
3691     DrawInfoScreen();
3692
3693     return;
3694   }
3695   else if (button == MB_MENU_CHOICE)
3696   {
3697     PlaySound(SND_MENU_ITEM_SELECTING);
3698
3699     FadeMenuSoundsAndMusic();
3700
3701     info_mode = INFO_MODE_MAIN;
3702     DrawInfoScreen();
3703   }
3704   else
3705   {
3706     PlayMenuSoundIfLoop();
3707   }
3708 }
3709
3710 static void DrawInfoScreen_Version(void)
3711 {
3712   int font_title = MENU_INFO_FONT_TITLE;
3713   int font_head  = MENU_INFO_FONT_HEAD;
3714   int font_text  = MENU_INFO_FONT_TEXT;
3715   int font_foot  = MENU_INFO_FONT_FOOT;
3716   int spacing_title = menu.headline1_spacing_info[info_mode];
3717   int spacing_head  = menu.headline2_spacing_info[info_mode];
3718   int spacing_para  = menu.paragraph_spacing_info[info_mode];
3719   int spacing_line  = menu.line_spacing_info[info_mode];
3720   int xstep = getFontWidth(font_text);
3721   int ystep_title = getMenuTextStep(spacing_title, font_title);
3722   int ystep_head  = getMenuTextStep(spacing_head,  font_head);
3723   int ystep_para  = getMenuTextStep(spacing_para,  font_text);
3724   int ystep_line  = getMenuTextStep(spacing_line,  font_text);
3725   int ystart  = mSY - SY + MENU_SCREEN_INFO_YSTART1;
3726   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
3727   int xstart1 = mSX - SX + 2 * xstep;
3728   int xstart2 = mSX - SX + 18 * xstep;
3729   int xstart3 = mSX - SX + 28 * xstep;
3730   SDL_version sdl_version_compiled;
3731   const SDL_version *sdl_version_linked;
3732   int driver_name_len = 10;
3733   SDL_version sdl_version_linked_ext;
3734   const char *driver_name = NULL;
3735
3736   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO_VERSION);
3737
3738   FadeOut(REDRAW_FIELD);
3739
3740   ClearField();
3741   DrawHeadline();
3742
3743   DrawTextSCentered(ystart, font_title, "Version Information:");
3744   ystart += ystep_title;
3745
3746   DrawTextF(xstart1, ystart, font_head, "Name");
3747   DrawTextF(xstart2, ystart, font_text, getProgramTitleString());
3748   ystart += ystep_line;
3749
3750   if (!strEqual(getProgramVersionString(), getProgramRealVersionString()))
3751   {
3752     DrawTextF(xstart1, ystart, font_head, "Version (fake)");
3753     DrawTextF(xstart2, ystart, font_text, getProgramVersionString());
3754     ystart += ystep_line;
3755
3756     DrawTextF(xstart1, ystart, font_head, "Version (real)");
3757     DrawTextF(xstart2, ystart, font_text, getProgramRealVersionString());
3758     ystart += ystep_line;
3759   }
3760   else
3761   {
3762     DrawTextF(xstart1, ystart, font_head, "Version");
3763     DrawTextF(xstart2, ystart, font_text, getProgramVersionString());
3764     ystart += ystep_line;
3765   }
3766
3767   DrawTextF(xstart1, ystart, font_head, "Platform");
3768   DrawTextF(xstart2, ystart, font_text, "%s (%s)",
3769             PLATFORM_STRING,
3770             PLATFORM_XX_BIT_STRING);
3771   ystart += ystep_line;
3772
3773   DrawTextF(xstart1, ystart, font_head, "Target");
3774   DrawTextF(xstart2, ystart, font_text, TARGET_STRING);
3775   ystart += ystep_line;
3776
3777   DrawTextF(xstart1, ystart, font_head, "Source date");
3778   DrawTextF(xstart2, ystart, font_text, getSourceDateString());
3779   ystart += ystep_line;
3780
3781   DrawTextF(xstart1, ystart, font_head, "Commit hash");
3782   DrawTextF(xstart2, ystart, font_text, getSourceHashString());
3783   ystart += ystep_para;
3784
3785   DrawTextF(xstart1, ystart, font_head, "Library");
3786   DrawTextF(xstart2, ystart, font_head, "compiled");
3787   DrawTextF(xstart3, ystart, font_head, "linked");
3788   ystart += ystep_head;
3789
3790   SDL_VERSION(&sdl_version_compiled);
3791   SDL_GetVersion(&sdl_version_linked_ext);
3792   sdl_version_linked = &sdl_version_linked_ext;
3793
3794   DrawTextF(xstart1, ystart, font_text, "SDL");
3795   DrawTextF(xstart2, ystart, font_text, "%d.%d.%d",
3796             sdl_version_compiled.major,
3797             sdl_version_compiled.minor,
3798             sdl_version_compiled.patch);
3799   DrawTextF(xstart3, ystart, font_text, "%d.%d.%d",
3800             sdl_version_linked->major,
3801             sdl_version_linked->minor,
3802             sdl_version_linked->patch);
3803   ystart += ystep_line;
3804
3805   SDL_IMAGE_VERSION(&sdl_version_compiled);
3806   sdl_version_linked = IMG_Linked_Version();
3807
3808   DrawTextF(xstart1, ystart, font_text, "SDL_image");
3809   DrawTextF(xstart2, ystart, font_text, "%d.%d.%d",
3810             sdl_version_compiled.major,
3811             sdl_version_compiled.minor,
3812             sdl_version_compiled.patch);
3813   DrawTextF(xstart3, ystart, font_text, "%d.%d.%d",
3814             sdl_version_linked->major,
3815             sdl_version_linked->minor,
3816             sdl_version_linked->patch);
3817   ystart += ystep_line;
3818
3819   SDL_MIXER_VERSION(&sdl_version_compiled);
3820   sdl_version_linked = Mix_Linked_Version();
3821
3822   DrawTextF(xstart1, ystart, font_text, "SDL_mixer");
3823   DrawTextF(xstart2, ystart, font_text, "%d.%d.%d",
3824             sdl_version_compiled.major,
3825             sdl_version_compiled.minor,
3826             sdl_version_compiled.patch);
3827   DrawTextF(xstart3, ystart, font_text, "%d.%d.%d",
3828             sdl_version_linked->major,
3829             sdl_version_linked->minor,
3830             sdl_version_linked->patch);
3831   ystart += ystep_line;
3832
3833   SDL_NET_VERSION(&sdl_version_compiled);
3834   sdl_version_linked = SDLNet_Linked_Version();
3835
3836   DrawTextF(xstart1, ystart, font_text, "SDL_net");
3837   DrawTextF(xstart2, ystart, font_text, "%d.%d.%d",
3838             sdl_version_compiled.major,
3839             sdl_version_compiled.minor,
3840             sdl_version_compiled.patch);
3841   DrawTextF(xstart3, ystart, font_text, "%d.%d.%d",
3842             sdl_version_linked->major,
3843             sdl_version_linked->minor,
3844             sdl_version_linked->patch);
3845   ystart += ystep_para;
3846
3847   DrawTextF(xstart1, ystart, font_head, "Driver");
3848   DrawTextF(xstart2, ystart, font_head, "Requested");
3849   DrawTextF(xstart3, ystart, font_head, "Used");
3850   ystart += ystep_head;
3851
3852   driver_name =
3853     getStringCopyNStatic(SDLGetRendererName(), driver_name_len);
3854
3855   DrawTextF(xstart1, ystart, font_text, "Render Driver");
3856   DrawTextF(xstart2, ystart, font_text, "%s", setup.system.sdl_renderdriver);
3857   DrawTextF(xstart3, ystart, font_text, "%s", driver_name);
3858   ystart += ystep_line;
3859
3860   driver_name =
3861     getStringCopyNStatic(SDL_GetCurrentVideoDriver(), driver_name_len);
3862
3863   DrawTextF(xstart1, ystart, font_text, "Video Driver");
3864   DrawTextF(xstart2, ystart, font_text, "%s", setup.system.sdl_videodriver);
3865   DrawTextF(xstart3, ystart, font_text, "%s", driver_name);
3866   ystart += ystep_line;
3867
3868   driver_name =
3869     getStringCopyNStatic(SDL_GetCurrentAudioDriver(), driver_name_len);
3870
3871   DrawTextF(xstart1, ystart, font_text, "Audio Driver");
3872   DrawTextF(xstart2, ystart, font_text, "%s", setup.system.sdl_audiodriver);
3873   DrawTextF(xstart3, ystart, font_text, "%s", driver_name);
3874
3875   DrawTextSCentered(ybottom, font_foot,
3876                     "Press any key or button for info menu");
3877
3878   FadeIn(REDRAW_FIELD);
3879 }
3880
3881 void HandleInfoScreen_Version(int button)
3882 {
3883   if (button == MB_MENU_LEAVE)
3884   {
3885     PlaySound(SND_MENU_ITEM_SELECTING);
3886
3887     info_mode = INFO_MODE_MAIN;
3888     DrawInfoScreen();
3889
3890     return;
3891   }
3892   else if (button == MB_MENU_CHOICE)
3893   {
3894     PlaySound(SND_MENU_ITEM_SELECTING);
3895
3896     FadeMenuSoundsAndMusic();
3897
3898     info_mode = INFO_MODE_MAIN;
3899     DrawInfoScreen();
3900   }
3901   else
3902   {
3903     PlayMenuSoundIfLoop();
3904   }
3905 }
3906
3907 static void DrawInfoScreen_LevelSet(void)
3908 {
3909   struct TitleMessageInfo *tmi = &readme;
3910   char *filename = getLevelSetInfoFilename();
3911   char *title = "Level Set Information:";
3912   int ystart  = mSY - SY + MENU_SCREEN_INFO_YSTART1;
3913   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
3914
3915   if (filename == NULL)
3916   {
3917     DrawInfoScreen_NotAvailable(title, "No information for this level set.");
3918
3919     return;
3920   }
3921
3922   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO_LEVELSET);
3923
3924   FadeOut(REDRAW_FIELD);
3925
3926   ClearField();
3927   DrawHeadline();
3928
3929   DrawTextSCentered(ystart, FONT_TEXT_1, title);
3930
3931   // if x position set to "-1", automatically determine by playfield width
3932   if (tmi->x == -1)
3933     tmi->x = SXSIZE / 2;
3934
3935   // if y position set to "-1", use static default value
3936   if (tmi->y == -1)
3937     tmi->y = 150;
3938
3939   // if width set to "-1", automatically determine by playfield width
3940   if (tmi->width == -1)
3941     tmi->width = SXSIZE - 2 * TILEX;
3942
3943   // if height set to "-1", automatically determine by playfield height
3944   if (tmi->height == -1)
3945     tmi->height = MENU_SCREEN_INFO_YBOTTOM - tmi->y - 10;
3946
3947   // if chars set to "-1", automatically determine by text and font width
3948   if (tmi->chars == -1)
3949     tmi->chars = tmi->width / getFontWidth(tmi->font);
3950   else
3951     tmi->width = tmi->chars * getFontWidth(tmi->font);
3952
3953   // if lines set to "-1", automatically determine by text and font height
3954   if (tmi->lines == -1)
3955     tmi->lines = tmi->height / getFontHeight(tmi->font);
3956   else
3957     tmi->height = tmi->lines * getFontHeight(tmi->font);
3958
3959   DrawTextFile(mSX + ALIGNED_TEXT_XPOS(tmi), mSY + ALIGNED_TEXT_YPOS(tmi),
3960                filename, tmi->font, tmi->chars, -1, tmi->lines, 0, -1,
3961                tmi->autowrap, tmi->centered, tmi->parse_comments);
3962
3963   DrawTextSCentered(ybottom, FONT_TEXT_4,
3964                     "Press any key or button for info menu");
3965
3966   FadeIn(REDRAW_FIELD);
3967 }
3968
3969 static void HandleInfoScreen_LevelSet(int button)
3970 {
3971   if (button == MB_MENU_LEAVE)
3972   {
3973     PlaySound(SND_MENU_ITEM_SELECTING);
3974
3975     info_mode = INFO_MODE_MAIN;
3976     DrawInfoScreen();
3977
3978     return;
3979   }
3980   else if (button == MB_MENU_CHOICE)
3981   {
3982     PlaySound(SND_MENU_ITEM_SELECTING);
3983
3984     FadeMenuSoundsAndMusic();
3985
3986     info_mode = INFO_MODE_MAIN;
3987     DrawInfoScreen();
3988   }
3989   else
3990   {
3991     PlayMenuSoundIfLoop();
3992   }
3993 }
3994
3995 static void DrawInfoScreen(void)
3996 {
3997   if (info_mode == INFO_MODE_TITLE)
3998     DrawInfoScreen_TitleScreen();
3999   else if (info_mode == INFO_MODE_ELEMENTS)
4000     DrawInfoScreen_Elements();
4001   else if (info_mode == INFO_MODE_MUSIC)
4002     DrawInfoScreen_Music();
4003   else if (info_mode == INFO_MODE_CREDITS)
4004     DrawInfoScreen_Credits();
4005   else if (info_mode == INFO_MODE_PROGRAM)
4006     DrawInfoScreen_Program();
4007   else if (info_mode == INFO_MODE_VERSION)
4008     DrawInfoScreen_Version();
4009   else if (info_mode == INFO_MODE_LEVELSET)
4010     DrawInfoScreen_LevelSet();
4011   else
4012     DrawInfoScreen_Main();
4013
4014   if (info_mode != INFO_MODE_MAIN &&
4015       info_mode != INFO_MODE_TITLE &&
4016       info_mode != INFO_MODE_MUSIC)
4017     PlayMenuSoundsAndMusic();
4018 }
4019
4020 void HandleInfoScreen(int mx, int my, int dx, int dy, int button)
4021 {
4022   if (info_mode == INFO_MODE_TITLE)
4023     HandleInfoScreen_TitleScreen(button);
4024   else if (info_mode == INFO_MODE_ELEMENTS)
4025     HandleInfoScreen_Elements(button);
4026   else if (info_mode == INFO_MODE_MUSIC)
4027     HandleInfoScreen_Music(button);
4028   else if (info_mode == INFO_MODE_CREDITS)
4029     HandleInfoScreen_Credits(button);
4030   else if (info_mode == INFO_MODE_PROGRAM)
4031     HandleInfoScreen_Program(button);
4032   else if (info_mode == INFO_MODE_VERSION)
4033     HandleInfoScreen_Version(button);
4034   else if (info_mode == INFO_MODE_LEVELSET)
4035     HandleInfoScreen_LevelSet(button);
4036   else
4037     HandleInfoScreen_Main(mx, my, dx, dy, button);
4038 }
4039
4040
4041 // ============================================================================
4042 // change name functions
4043 // ============================================================================
4044
4045 struct ApiRenamePlayerThreadData
4046 {
4047   char *player_name;
4048   char *player_uuid;
4049 };
4050
4051 static void *CreateThreadData_ApiRenamePlayer(void)
4052 {
4053   struct ApiRenamePlayerThreadData *data =
4054     checked_malloc(sizeof(struct ApiRenamePlayerThreadData));
4055
4056   data->player_name = getStringCopy(setup.player_name);
4057   data->player_uuid = getStringCopy(setup.player_uuid);
4058
4059   return data;
4060 }
4061
4062 static void FreeThreadData_ApiRenamePlayer(void *data_raw)
4063 {
4064   struct ApiRenamePlayerThreadData *data = data_raw;
4065
4066   checked_free(data->player_name);
4067   checked_free(data->player_uuid);
4068   checked_free(data);
4069 }
4070
4071 static boolean SetRequest_ApiRenamePlayer(struct HttpRequest *request,
4072                                           void *data_raw)
4073 {
4074   struct ApiRenamePlayerThreadData *data = data_raw;
4075   char *player_name_raw = data->player_name;
4076   char *player_uuid_raw = data->player_uuid;
4077
4078   request->hostname = setup.api_server_hostname;
4079   request->port     = API_SERVER_PORT;
4080   request->method   = API_SERVER_METHOD;
4081   request->uri      = API_SERVER_URI_RENAME;
4082
4083   char *player_name = getEscapedJSON(player_name_raw);
4084   char *player_uuid = getEscapedJSON(player_uuid_raw);
4085
4086   snprintf(request->body, MAX_HTTP_BODY_SIZE,
4087            "{\n"
4088            "%s"
4089            "  \"game_version\":         \"%s\",\n"
4090            "  \"game_platform\":        \"%s\",\n"
4091            "  \"name\":                 \"%s\",\n"
4092            "  \"uuid\":                 \"%s\"\n"
4093            "}\n",
4094            getPasswordJSON(setup.api_server_password),
4095            getProgramRealVersionString(),
4096            getProgramPlatformString(),
4097            player_name,
4098            player_uuid);
4099
4100   checked_free(player_name);
4101   checked_free(player_uuid);
4102
4103   ConvertHttpRequestBodyToServerEncoding(request);
4104
4105   return TRUE;
4106 }
4107
4108 static void HandleResponse_ApiRenamePlayer(struct HttpResponse *response,
4109                                            void *data_raw)
4110 {
4111   // nothing to do here
4112 }
4113
4114 #if defined(PLATFORM_EMSCRIPTEN)
4115 static void Emscripten_ApiRenamePlayer_Loaded(unsigned handle, void *data_raw,
4116                                               void *buffer, unsigned int size)
4117 {
4118   struct HttpResponse *response = GetHttpResponseFromBuffer(buffer, size);
4119
4120   if (response != NULL)
4121   {
4122     HandleResponse_ApiRenamePlayer(response, data_raw);
4123
4124     checked_free(response);
4125   }
4126   else
4127   {
4128     Error("server response too large to handle (%d bytes)", size);
4129   }
4130
4131   FreeThreadData_ApiRenamePlayer(data_raw);
4132 }
4133
4134 static void Emscripten_ApiRenamePlayer_Failed(unsigned handle, void *data_raw,
4135                                               int code, const char *status)
4136 {
4137   Error("server failed to handle request: %d %s", code, status);
4138
4139   FreeThreadData_ApiRenamePlayer(data_raw);
4140 }
4141
4142 static void Emscripten_ApiRenamePlayer_Progress(unsigned handle, void *data_raw,
4143                                                 int bytes, int size)
4144 {
4145   // nothing to do here
4146 }
4147
4148 static void Emscripten_ApiRenamePlayer_HttpRequest(struct HttpRequest *request,
4149                                                    void *data_raw)
4150 {
4151   if (!SetRequest_ApiRenamePlayer(request, data_raw))
4152   {
4153     FreeThreadData_ApiRenamePlayer(data_raw);
4154
4155     return;
4156   }
4157
4158   emscripten_async_wget2_data(request->uri,
4159                               request->method,
4160                               request->body,
4161                               data_raw,
4162                               TRUE,
4163                               Emscripten_ApiRenamePlayer_Loaded,
4164                               Emscripten_ApiRenamePlayer_Failed,
4165                               Emscripten_ApiRenamePlayer_Progress);
4166 }
4167
4168 #else
4169
4170 static void ApiRenamePlayer_HttpRequestExt(struct HttpRequest *request,
4171                                            struct HttpResponse *response,
4172                                            void *data_raw)
4173 {
4174   if (!SetRequest_ApiRenamePlayer(request, data_raw))
4175     return;
4176
4177   if (!DoHttpRequest(request, response))
4178   {
4179     Error("HTTP request failed: %s", GetHttpError());
4180
4181     return;
4182   }
4183
4184   if (!HTTP_SUCCESS(response->status_code))
4185   {
4186     Error("server failed to handle request: %d %s",
4187           response->status_code,
4188           response->status_text);
4189
4190     return;
4191   }
4192
4193   HandleResponse_ApiRenamePlayer(response, data_raw);
4194 }
4195
4196 static void ApiRenamePlayer_HttpRequest(struct HttpRequest *request,
4197                                     struct HttpResponse *response,
4198                                     void *data_raw)
4199 {
4200   ApiRenamePlayer_HttpRequestExt(request, response, data_raw);
4201
4202   FreeThreadData_ApiRenamePlayer(data_raw);
4203 }
4204 #endif
4205
4206 static int ApiRenamePlayerThread(void *data_raw)
4207 {
4208   struct HttpRequest *request = checked_calloc(sizeof(struct HttpRequest));
4209   struct HttpResponse *response = checked_calloc(sizeof(struct HttpResponse));
4210
4211 #if defined(PLATFORM_EMSCRIPTEN)
4212   Emscripten_ApiRenamePlayer_HttpRequest(request, data_raw);
4213 #else
4214   ApiRenamePlayer_HttpRequest(request, response, data_raw);
4215 #endif
4216
4217   checked_free(request);
4218   checked_free(response);
4219
4220   return 0;
4221 }
4222
4223 static void ApiRenamePlayerAsThread(void)
4224 {
4225   struct ApiRenamePlayerThreadData *data =
4226     CreateThreadData_ApiRenamePlayer();
4227
4228   ExecuteAsThread(ApiRenamePlayerThread,
4229                   "ApiRenamePlayer", data,
4230                   "rename player on server");
4231 }
4232
4233
4234 // ============================================================================
4235 // type name functions
4236 // ============================================================================
4237
4238 static TreeInfo *type_name_node = NULL;
4239 static char type_name_last[MAX_PLAYER_NAME_LEN + 1] = { 0 };
4240 static int type_name_nr = 0;
4241
4242 static int getPlayerNameColor(char *name)
4243 {
4244   return (strEqual(name, EMPTY_PLAYER_NAME) ? FC_BLUE : FC_RED);
4245 }
4246
4247 static void drawTypeNameText(char *name, struct TextPosInfo *pos,
4248                               boolean active)
4249 {
4250   char text[MAX_PLAYER_NAME_LEN + 2] = { 0 };
4251   boolean multiple_users = (game_status == GAME_MODE_PSEUDO_TYPENAMES);
4252   int sx = (multiple_users ? amSX + pos->x : mSX + ALIGNED_TEXT_XPOS(pos));
4253   int sy = (multiple_users ? amSY + pos->y : mSY + ALIGNED_TEXT_YPOS(pos));
4254   int font_nr = (active ? FONT_ACTIVE(pos->font) : pos->font);
4255   int font_width = getFontWidth(font_nr);
4256
4257   DrawBackgroundForFont(sx, sy, pos->width, pos->height, font_nr);
4258
4259   sprintf(text, "%s%c", name, (active ? '_' : '\0'));
4260
4261   pos->width = strlen(text) * font_width;
4262   sx = (multiple_users ? amSX + pos->x : mSX + ALIGNED_TEXT_XPOS(pos));
4263
4264   DrawText(sx, sy, text, font_nr);
4265 }
4266
4267 static void getTypeNameValues(char *name, struct TextPosInfo *pos, int *xpos)
4268 {
4269   struct MainControlInfo *mci = getMainControlInfo(MAIN_CONTROL_NAME);
4270
4271   *pos = *mci->pos_input;
4272
4273   if (game_status == GAME_MODE_PSEUDO_TYPENAMES)
4274   {
4275     TreeInfo *ti = player_name_current;
4276     int first_entry = ti->cl_first;
4277     int entry_pos = first_entry + ti->cl_cursor;
4278     TreeInfo *node_first = getTreeInfoFirstGroupEntry(ti);
4279     int xpos = MENU_SCREEN_START_XPOS;
4280     int ypos = MENU_SCREEN_START_YPOS + ti->cl_cursor;
4281
4282     type_name_node = getTreeInfoFromPos(node_first, entry_pos);
4283     type_name_nr = entry_pos;
4284
4285     strcpy(name, type_name_node->name);
4286
4287     pos->x = xpos * 32;
4288     pos->y = ypos * 32;
4289     pos->width = MAX_PLAYER_NAME_LEN * 32;
4290   }
4291   else
4292   {
4293     type_name_nr = user.nr;
4294
4295     strcpy(name, setup.player_name);
4296   }
4297
4298   strcpy(type_name_last, name);
4299
4300   if (strEqual(name, EMPTY_PLAYER_NAME))
4301     strcpy(name, "");
4302
4303   *xpos = strlen(name);
4304 }
4305
4306 static void setTypeNameValues_Name(char *name, struct TextPosInfo *pos)
4307 {
4308   // change name of edited user in global list of user names
4309   setString(&global.user_names[type_name_nr], name);
4310
4311   if (game_status == GAME_MODE_PSEUDO_TYPENAMES)
4312   {
4313     TreeInfo *node = type_name_node;
4314
4315     // change name of edited user in local menu tree structure
4316     setString(&node->name, name);
4317     setString(&node->name_sorting, name);
4318
4319     node->color = getPlayerNameColor(name);
4320     pos->font = MENU_CHOOSE_TREE_FONT(node->color);
4321   }
4322 }
4323
4324 static void setTypeNameValues(char *name, struct TextPosInfo *pos,
4325                               boolean changed)
4326 {
4327   boolean reset_setup = strEqual(name, "");
4328   boolean remove_user = strEqual(name, EMPTY_PLAYER_NAME);
4329   boolean create_user = strEqual(type_name_last, EMPTY_PLAYER_NAME);
4330
4331   if (!changed)
4332     strcpy(name, type_name_last);
4333
4334   if (strEqual(name, ""))
4335     strcpy(name, EMPTY_PLAYER_NAME);
4336
4337   setTypeNameValues_Name(name, pos);
4338
4339   // if player name not changed, no further action required
4340   if (strEqual(name, type_name_last))
4341     return;
4342
4343   // redraw player name before (possibly) opening request dialogs
4344   drawTypeNameText(name, pos, FALSE);
4345
4346   int last_user_nr = user.nr;
4347
4348   if (game_status == GAME_MODE_PSEUDO_TYPENAMES)
4349   {
4350     // save setup of currently active user (may differ from edited user)
4351     SaveSetup();
4352
4353     // temporarily change active user to edited user
4354     user.nr = type_name_nr;
4355
4356     // load setup of edited user (unless creating user with current setup)
4357     if (!create_user ||
4358         !Request("Use current setup values for the new player?", REQ_ASK))
4359       LoadSetup();
4360   }
4361
4362   char *setup_filename = getSetupFilename();
4363   boolean setup_exists = fileExists(setup_filename);
4364
4365   // change name of edited user in setup structure
4366   strcpy(setup.player_name, name);
4367
4368   // save setup of edited user
4369   SaveSetup();
4370
4371   // change name of edited user on score server
4372   ApiRenamePlayerAsThread();
4373
4374   if (game_status == GAME_MODE_PSEUDO_TYPENAMES || reset_setup)
4375   {
4376     if (reset_setup)
4377     {
4378       if (Request("Reset setup values for this player?", REQ_ASK))
4379       {
4380         // remove setup config file
4381         unlink(setup_filename);
4382
4383         // set player name to default player name
4384         LoadSetup();
4385
4386         // update player name used by name typing functions
4387         strcpy(name, setup.player_name);
4388
4389         setTypeNameValues_Name(name, pos);
4390       }
4391     }
4392     else if (remove_user && type_name_nr != 0)
4393     {
4394       if (Request("Remove settings and tapes for deleted player?", REQ_ASK))
4395       {
4396         char *user_dir = getUserGameDataDir();
4397         char *user_dir_removed =
4398           getStringCat3WithSeparator(user_dir, "REMOVED",
4399                                      getCurrentTimestamp(), ".");
4400
4401         if (rename(user_dir, user_dir_removed) != 0)
4402           Request("Removing settings and tapes failed!", REQ_CONFIRM);
4403
4404         checked_free(user_dir_removed);
4405       }
4406     }
4407     else if (create_user && type_name_nr != 0 && !setup_exists)
4408     {
4409       if (Request("Create empty level set for the new player?", REQ_ASK))
4410       {
4411         char *levelset_subdir = getNewUserLevelSubdir();
4412
4413         if (CreateUserLevelSet(levelset_subdir, name, name, 100, FALSE))
4414         {
4415           AddUserLevelSetToLevelInfo(levelset_subdir);
4416
4417           LevelDirTree *leveldir_current_last = leveldir_current;
4418
4419           leveldir_current = getTreeInfoFromIdentifier(leveldir_first,
4420                                                        levelset_subdir);
4421
4422           // set level number of newly created level set to default value
4423           LoadLevelSetup_SeriesInfo();
4424
4425           // set newly created level set as current level set for new user
4426           SaveLevelSetup_LastSeries();
4427           SaveLevelSetup_SeriesInfo();
4428
4429           leveldir_current = leveldir_current_last;
4430         }
4431         else
4432         {
4433           Request("Creating new level set failed!", REQ_CONFIRM);
4434         }
4435       }
4436     }
4437
4438     // restore currently active user
4439     user.nr = last_user_nr;
4440
4441     // restore setup of currently active user
4442     LoadSetup();
4443
4444     // restore last level set of currently active user
4445     LoadLevelSetup_LastSeries();
4446     LoadLevelSetup_SeriesInfo();
4447   }
4448 }
4449
4450 static void HandleTypeNameExt(boolean initialize, Key key)
4451 {
4452   static struct TextPosInfo pos_name = { 0 };
4453   static char name[MAX_PLAYER_NAME_LEN + 1] = { 0 };
4454   static int xpos = 0;
4455   struct TextPosInfo *pos = &pos_name;
4456   char key_char = getValidConfigValueChar(getCharFromKey(key));
4457   boolean is_valid_key_char = (key_char != 0 && (key_char != ' ' || xpos > 0));
4458   boolean active = TRUE;
4459
4460   if (initialize)
4461   {
4462     getTypeNameValues(name, pos, &xpos);
4463
4464     int sx = mSX + ALIGNED_TEXT_XPOS(pos);
4465     int sy = mSY + ALIGNED_TEXT_YPOS(pos);
4466
4467     StartTextInput(sx, sy, pos->width, pos->height);
4468   }
4469   else if (is_valid_key_char && xpos < MAX_PLAYER_NAME_LEN)
4470   {
4471     name[xpos] = key_char;
4472     name[xpos + 1] = 0;
4473
4474     xpos++;
4475   }
4476   else if ((key == KSYM_Delete || key == KSYM_BackSpace) && xpos > 0)
4477   {
4478     xpos--;
4479
4480     name[xpos] = 0;
4481   }
4482   else if (key == KSYM_Return || key == KSYM_Escape)
4483   {
4484     boolean changed = (key == KSYM_Return);
4485
4486     StopTextInput();
4487
4488     setTypeNameValues(name, pos, changed);
4489
4490     active = FALSE;
4491   }
4492
4493   drawTypeNameText(name, pos, active);
4494
4495   if (!active)
4496   {
4497     SetGameStatus(game_status_last_screen);
4498
4499     if (game_status == GAME_MODE_MAIN)
4500       InitializeMainControls();
4501   }
4502 }
4503
4504 static void DrawTypeName(void)
4505 {
4506   HandleTypeNameExt(TRUE, 0);
4507 }
4508
4509 void HandleTypeName(Key key)
4510 {
4511   HandleTypeNameExt(FALSE, key);
4512 }
4513
4514
4515 // ============================================================================
4516 // tree menu functions
4517 // ============================================================================
4518
4519 static int getAlignXOffsetFromTreeInfo(TreeInfo *ti)
4520 {
4521   if (game_status != GAME_MODE_SETUP ||
4522       DRAW_MODE_SETUP(setup_mode) != SETUP_MODE_CHOOSE_OTHER)
4523     return 0;
4524
4525   int max_text_size = 0;
4526   TreeInfo *node;
4527
4528   for (node = getTreeInfoFirstGroupEntry(ti); node != NULL; node = node->next)
4529     max_text_size = MAX(max_text_size, strlen(node->name));
4530
4531   int num_entries = numTreeInfoInGroup(ti);
4532   boolean scrollbar_needed = (num_entries > NUM_MENU_ENTRIES_ON_SCREEN);
4533   int font_nr = MENU_CHOOSE_TREE_FONT(FC_RED);
4534   int text_width = max_text_size * getFontWidth(font_nr);
4535   int button_width = SC_MENUBUTTON_XSIZE;
4536   int scrollbar_xpos = SC_SCROLLBAR_XPOS + menu.scrollbar_xoffset;
4537   int screen_width = (scrollbar_needed ? scrollbar_xpos : SXSIZE);
4538   int align = menu.list_setup[SETUP_MODE_CHOOSE_OTHER].align;
4539   int x = ALIGNED_XPOS(0, screen_width, align) * -1;
4540   int align_xoffset_raw = ALIGNED_XPOS(x, button_width + text_width, align);
4541   int align_xoffset = MAX(0, align_xoffset_raw);
4542
4543   return align_xoffset;
4544 }
4545
4546 static int getAlignYOffsetFromTreeInfo(TreeInfo *ti)
4547 {
4548   if (game_status != GAME_MODE_SETUP ||
4549       DRAW_MODE_SETUP(setup_mode) != SETUP_MODE_CHOOSE_OTHER)
4550     return 0;
4551
4552   int num_entries = numTreeInfoInGroup(ti);
4553   int num_page_entries = MIN(num_entries, NUM_MENU_ENTRIES_ON_SCREEN);
4554   int font_nr = MENU_CHOOSE_TREE_FONT(FC_RED);
4555   int font_height = getFontHeight(font_nr);
4556   int text_height = font_height * num_page_entries;
4557   int page_height = font_height * NUM_MENU_ENTRIES_ON_SCREEN;
4558   int align = menu.list_setup[SETUP_MODE_CHOOSE_OTHER].valign;
4559   int y = ALIGNED_YPOS(0, page_height, align) * -1;
4560   int align_yoffset_raw = ALIGNED_YPOS(y, text_height, align);
4561   int align_yoffset = MAX(0, align_yoffset_raw);
4562
4563   return align_yoffset;
4564 }
4565
4566 static void DrawChooseTree(TreeInfo **ti_ptr)
4567 {
4568   int fade_mask = REDRAW_FIELD;
4569
4570   if (CheckFadeAll())
4571     fade_mask = REDRAW_ALL;
4572
4573   if (strEqual((*ti_ptr)->subdir, STRING_TOP_DIRECTORY))
4574   {
4575     if (game_status == GAME_MODE_SETUP)
4576     {
4577       execSetupArtwork();
4578     }
4579     else        // GAME_MODE_LEVELS
4580     {
4581       SetGameStatus(GAME_MODE_MAIN);
4582
4583       DrawMainMenu();
4584     }
4585
4586     return;
4587   }
4588
4589   UnmapAllGadgets();
4590
4591   FreeScreenGadgets();
4592   CreateScreenGadgets();
4593
4594   FadeOut(fade_mask);
4595
4596   // needed if different viewport properties defined for choosing level (set)
4597   ChangeViewportPropertiesIfNeeded();
4598
4599   if (game_status == GAME_MODE_NAMES)
4600     SetMainBackgroundImage(IMG_BACKGROUND_NAMES);
4601   else if (game_status == GAME_MODE_LEVELNR)
4602     SetMainBackgroundImage(IMG_BACKGROUND_LEVELNR);
4603   else if (game_status == GAME_MODE_LEVELS)
4604     SetMainBackgroundImage(IMG_BACKGROUND_LEVELS);
4605
4606   ClearField();
4607
4608   OpenDoor(GetDoorState() | DOOR_NO_DELAY | DOOR_FORCE_REDRAW);
4609
4610   MapScreenTreeGadgets(*ti_ptr);
4611   HandleChooseTree(0, 0, 0, 0, MB_MENU_INITIALIZE, ti_ptr);
4612
4613   DrawMaskedBorder(fade_mask);
4614
4615   FadeIn(fade_mask);
4616 }
4617
4618 static void drawChooseTreeText(int y, boolean active, TreeInfo *ti)
4619 {
4620   int num_entries = numTreeInfoInGroup(ti);
4621   boolean scrollbar_needed = (num_entries > NUM_MENU_ENTRIES_ON_SCREEN);
4622   int scrollbar_xpos = SC_SCROLLBAR_XPOS + menu.scrollbar_xoffset;
4623   int screen_width = (scrollbar_needed ? scrollbar_xpos : SXSIZE);
4624   int first_entry = ti->cl_first;
4625   int entry_pos = first_entry + y;
4626   TreeInfo *node_first = getTreeInfoFirstGroupEntry(ti);
4627   TreeInfo *node = getTreeInfoFromPos(node_first, entry_pos);
4628   int font_color = MENU_CHOOSE_TREE_COLOR(node, active);
4629   int font_nr = MENU_CHOOSE_TREE_FONT(font_color);
4630   int font_xoffset = getFontBitmapInfo(font_nr)->draw_xoffset;
4631   int xpos = MENU_SCREEN_START_XPOS;
4632   int ypos = MENU_SCREEN_START_YPOS + y;
4633   int startx = amSX + xpos * 32;
4634   int starty = amSY + ypos * 32;
4635   int startx_text = startx + font_xoffset;
4636   int endx_text = amSX + screen_width;
4637   int max_text_size = endx_text - startx_text;
4638   int max_buffer_len = max_text_size / getFontWidth(font_nr);
4639   char buffer[max_buffer_len + 1];
4640
4641   strncpy(buffer, node->name, max_buffer_len);
4642   buffer[max_buffer_len] = '\0';
4643
4644   DrawText(startx, starty, buffer, font_nr);
4645 }
4646
4647 static void drawChooseTreeList(int first_entry, int num_page_entries,
4648                                TreeInfo *ti)
4649 {
4650   int i;
4651   char *title_string = NULL;
4652   int yoffset_sets = MENU_TITLE1_YPOS;
4653   int yoffset_setup = 16;
4654   int yoffset = (ti->type == TREE_TYPE_LEVEL_DIR ||
4655                  ti->type == TREE_TYPE_LEVEL_NR ? yoffset_sets : yoffset_setup);
4656
4657   title_string = ti->infotext;
4658
4659   DrawTextSCentered(mSY - SY + yoffset, FONT_TITLE_1, title_string);
4660
4661   clearMenuListArea();
4662
4663   for (i = 0; i < num_page_entries; i++)
4664   {
4665     TreeInfo *node, *node_first;
4666     int entry_pos = first_entry + i;
4667
4668     node_first = getTreeInfoFirstGroupEntry(ti);
4669     node = getTreeInfoFromPos(node_first, entry_pos);
4670
4671     drawChooseTreeText(i, FALSE, ti);
4672
4673     if (node->parent_link)
4674       initCursor(i, IMG_MENU_BUTTON_LEAVE_MENU);
4675     else if (node->level_group)
4676       initCursor(i, IMG_MENU_BUTTON_ENTER_MENU);
4677     else
4678       initCursor(i, IMG_MENU_BUTTON);
4679
4680     if (game_status == GAME_MODE_NAMES)
4681       drawChooseTreeEdit(i, FALSE);
4682   }
4683
4684   redraw_mask |= REDRAW_FIELD;
4685 }
4686
4687 static void drawChooseTreeInfo(int entry_pos, TreeInfo *ti)
4688 {
4689   TreeInfo *node, *node_first;
4690   int x, last_redraw_mask = redraw_mask;
4691   int ypos = MENU_TITLE2_YPOS;
4692   int font_nr = FONT_TITLE_2;
4693
4694   if (ti->type == TREE_TYPE_LEVEL_NR)
4695     DrawTextFCentered(ypos, font_nr, leveldir_current->name);
4696
4697   if (ti->type != TREE_TYPE_LEVEL_DIR)
4698     return;
4699
4700   node_first = getTreeInfoFirstGroupEntry(ti);
4701   node = getTreeInfoFromPos(node_first, entry_pos);
4702
4703   DrawBackgroundForFont(SX, SY + ypos, SXSIZE, getFontHeight(font_nr), font_nr);
4704
4705   if (node->parent_link)
4706     DrawTextFCentered(ypos, font_nr, "leave \"%s\"",
4707                       node->node_parent->name);
4708   else if (node->level_group)
4709     DrawTextFCentered(ypos, font_nr, "enter \"%s\"",
4710                       node->name);
4711   else if (ti->type == TREE_TYPE_LEVEL_DIR)
4712     DrawTextFCentered(ypos, font_nr, "%3d %s (%s)",
4713                       node->levels, (node->levels > 1 ? "levels" : "level"),
4714                       node->class_desc);
4715
4716   // let BackToFront() redraw only what is needed
4717   redraw_mask = last_redraw_mask;
4718   for (x = 0; x < SCR_FIELDX; x++)
4719     MarkTileDirty(x, 1);
4720 }
4721
4722 static void drawChooseTreeCursorAndText(int y, boolean active, TreeInfo *ti)
4723 {
4724   drawChooseTreeCursor(y, active);
4725   drawChooseTreeText(y, active, ti);
4726 }
4727
4728 static void HandleChooseTree(int mx, int my, int dx, int dy, int button,
4729                              TreeInfo **ti_ptr)
4730 {
4731   TreeInfo *ti = *ti_ptr;
4732   boolean has_scrollbar = screen_gadget[SCREEN_CTRL_ID_SCROLL_VERTICAL]->mapped;
4733   int mx_scrollbar = screen_gadget[SCREEN_CTRL_ID_SCROLL_VERTICAL]->x;
4734   int mx_right_border = (has_scrollbar ? mx_scrollbar : SX + SXSIZE);
4735   int sx1_edit_name = getChooseTreeEditXPos(POS_LEFT);
4736   int sx2_edit_name = getChooseTreeEditXPos(POS_RIGHT);
4737   int x = 0;
4738   int y = ti->cl_cursor;
4739   int step = (button == 1 ? 1 : button == 2 ? 5 : 10);
4740   int num_entries = numTreeInfoInGroup(ti);
4741   int num_page_entries = MIN(num_entries, NUM_MENU_ENTRIES_ON_SCREEN);
4742   boolean position_set_by_scrollbar = (dx == 999);
4743
4744   if (button == MB_MENU_INITIALIZE)
4745   {
4746     int num_entries = numTreeInfoInGroup(ti);
4747     int entry_pos = getPosFromTreeInfo(ti);
4748
4749     align_xoffset = getAlignXOffsetFromTreeInfo(ti);
4750     align_yoffset = getAlignYOffsetFromTreeInfo(ti);
4751
4752     if (ti->cl_first == -1)
4753     {
4754       // only on initialization
4755       ti->cl_first = MAX(0, entry_pos - num_page_entries + 1);
4756       ti->cl_cursor = entry_pos - ti->cl_first;
4757     }
4758     else if (ti->cl_cursor >= num_page_entries ||
4759              (num_entries > num_page_entries &&
4760               num_entries - ti->cl_first < num_page_entries))
4761     {
4762       // only after change of list size (by custom graphic configuration)
4763       ti->cl_first = MAX(0, entry_pos - num_page_entries + 1);
4764       ti->cl_cursor = entry_pos - ti->cl_first;
4765     }
4766
4767     if (position_set_by_scrollbar)
4768       ti->cl_first = dy;
4769     else
4770       AdjustChooseTreeScrollbar(SCREEN_CTRL_ID_SCROLL_VERTICAL,
4771                                 ti->cl_first, ti);
4772
4773     drawChooseTreeList(ti->cl_first, num_page_entries, ti);
4774     drawChooseTreeInfo(ti->cl_first + ti->cl_cursor, ti);
4775     drawChooseTreeCursorAndText(ti->cl_cursor, TRUE, ti);
4776
4777     return;
4778   }
4779   else if (button == MB_MENU_LEAVE)
4780   {
4781     FadeSetLeaveMenu();
4782
4783     PlaySound(SND_MENU_ITEM_SELECTING);
4784
4785     if (ti->node_parent)
4786     {
4787       *ti_ptr = ti->node_parent;
4788       DrawChooseTree(ti_ptr);
4789     }
4790     else if (game_status == GAME_MODE_SETUP)
4791     {
4792       if (setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED ||
4793           setup_mode == SETUP_MODE_CHOOSE_SCROLL_DELAY ||
4794           setup_mode == SETUP_MODE_CHOOSE_SNAPSHOT_MODE)
4795         execSetupGame();
4796       else if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE ||
4797                setup_mode == SETUP_MODE_CHOOSE_SCALING_TYPE ||
4798                setup_mode == SETUP_MODE_CHOOSE_RENDERING ||
4799                setup_mode == SETUP_MODE_CHOOSE_VSYNC)
4800         execSetupGraphics();
4801       else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_SIMPLE ||
4802                setup_mode == SETUP_MODE_CHOOSE_VOLUME_LOOPS ||
4803                setup_mode == SETUP_MODE_CHOOSE_VOLUME_MUSIC)
4804         execSetupSound();
4805       else if (setup_mode == SETUP_MODE_CHOOSE_TOUCH_CONTROL ||
4806                setup_mode == SETUP_MODE_CHOOSE_MOVE_DISTANCE ||
4807                setup_mode == SETUP_MODE_CHOOSE_DROP_DISTANCE ||
4808                setup_mode == SETUP_MODE_CHOOSE_TRANSPARENCY ||
4809                setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_0 ||
4810                setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_0 ||
4811                setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_1 ||
4812                setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_1)
4813         execSetupTouch();
4814       else
4815         execSetupArtwork();
4816     }
4817     else
4818     {
4819       if (game_status == GAME_MODE_LEVELNR)
4820       {
4821         int new_level_nr = atoi(level_number_current->identifier);
4822
4823         HandleMainMenu_SelectLevel(0, 0, new_level_nr);
4824       }
4825
4826       SetGameStatus(GAME_MODE_MAIN);
4827
4828       DrawMainMenu();
4829     }
4830
4831     return;
4832   }
4833
4834   if (mx || my)         // mouse input
4835   {
4836     x = (mx - amSX) / 32;
4837     y = (my - amSY) / 32 - MENU_SCREEN_START_YPOS;
4838
4839     if (game_status == GAME_MODE_NAMES)
4840       drawChooseTreeEdit(ti->cl_cursor, FALSE);
4841   }
4842   else if (dx || dy)    // keyboard or scrollbar/scrollbutton input
4843   {
4844     // move cursor instead of scrolling when already at start/end of list
4845     if (dy == -1 * SCROLL_LINE && ti->cl_first == 0)
4846       dy = -1;
4847     else if (dy == +1 * SCROLL_LINE &&
4848              ti->cl_first + num_page_entries == num_entries)
4849       dy = 1;
4850
4851     // handle scrolling screen one line or page
4852     if (ti->cl_cursor + dy < 0 ||
4853         ti->cl_cursor + dy > num_page_entries - 1)
4854     {
4855       boolean redraw = FALSE;
4856
4857       if (ABS(dy) == SCROLL_PAGE)
4858         step = num_page_entries - 1;
4859
4860       if (dy < 0 && ti->cl_first > 0)
4861       {
4862         // scroll page/line up
4863
4864         ti->cl_first -= step;
4865         if (ti->cl_first < 0)
4866           ti->cl_first = 0;
4867
4868         redraw = TRUE;
4869       }
4870       else if (dy > 0 && ti->cl_first + num_page_entries < num_entries)
4871       {
4872         // scroll page/line down
4873
4874         ti->cl_first += step;
4875         if (ti->cl_first + num_page_entries > num_entries)
4876           ti->cl_first = MAX(0, num_entries - num_page_entries);
4877
4878         redraw = TRUE;
4879       }
4880
4881       if (redraw)
4882       {
4883         drawChooseTreeList(ti->cl_first, num_page_entries, ti);
4884         drawChooseTreeInfo(ti->cl_first + ti->cl_cursor, ti);
4885         drawChooseTreeCursorAndText(ti->cl_cursor, TRUE, ti);
4886
4887         AdjustChooseTreeScrollbar(SCREEN_CTRL_ID_SCROLL_VERTICAL,
4888                                   ti->cl_first, ti);
4889       }
4890
4891       return;
4892     }
4893
4894     // handle moving cursor one line
4895     y = ti->cl_cursor + dy;
4896   }
4897
4898   if (dx == 1)
4899   {
4900     TreeInfo *node_first, *node_cursor;
4901     int entry_pos = ti->cl_first + y;
4902
4903     node_first = getTreeInfoFirstGroupEntry(ti);
4904     node_cursor = getTreeInfoFromPos(node_first, entry_pos);
4905
4906     if (node_cursor->node_group)
4907     {
4908       FadeSetEnterMenu();
4909
4910       PlaySound(SND_MENU_ITEM_SELECTING);
4911
4912       node_cursor->cl_first = ti->cl_first;
4913       node_cursor->cl_cursor = ti->cl_cursor;
4914       *ti_ptr = node_cursor->node_group;
4915       DrawChooseTree(ti_ptr);
4916
4917       return;
4918     }
4919   }
4920   else if (dx == -1 && ti->node_parent)
4921   {
4922     FadeSetLeaveMenu();
4923
4924     PlaySound(SND_MENU_ITEM_SELECTING);
4925
4926     *ti_ptr = ti->node_parent;
4927     DrawChooseTree(ti_ptr);
4928
4929     return;
4930   }
4931
4932   if (!anyScrollbarGadgetActive() &&
4933       IN_VIS_MENU(x, y) &&
4934       mx < mx_right_border &&
4935       y >= 0 && y < num_page_entries)
4936   {
4937     if (button)
4938     {
4939       if (game_status == GAME_MODE_NAMES)
4940       {
4941         if (mx >= sx1_edit_name && mx <= sx2_edit_name)
4942           drawChooseTreeEdit(y, TRUE);
4943       }
4944
4945       if (y != ti->cl_cursor)
4946       {
4947         PlaySound(SND_MENU_ITEM_ACTIVATING);
4948
4949         drawChooseTreeCursorAndText(ti->cl_cursor, FALSE, ti);
4950         drawChooseTreeCursorAndText(y, TRUE, ti);
4951         drawChooseTreeInfo(ti->cl_first + y, ti);
4952
4953         ti->cl_cursor = y;
4954       }
4955       else if (dx < 0)
4956       {
4957         if (game_status == GAME_MODE_SETUP)
4958         {
4959           if (setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED ||
4960               setup_mode == SETUP_MODE_CHOOSE_SCROLL_DELAY ||
4961               setup_mode == SETUP_MODE_CHOOSE_SNAPSHOT_MODE)
4962             execSetupGame();
4963           else if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE ||
4964                    setup_mode == SETUP_MODE_CHOOSE_SCALING_TYPE ||
4965                    setup_mode == SETUP_MODE_CHOOSE_RENDERING ||
4966                    setup_mode == SETUP_MODE_CHOOSE_VSYNC)
4967             execSetupGraphics();
4968           else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_SIMPLE ||
4969                    setup_mode == SETUP_MODE_CHOOSE_VOLUME_LOOPS ||
4970                    setup_mode == SETUP_MODE_CHOOSE_VOLUME_MUSIC)
4971             execSetupSound();
4972           else if (setup_mode == SETUP_MODE_CHOOSE_TOUCH_CONTROL ||
4973                    setup_mode == SETUP_MODE_CHOOSE_MOVE_DISTANCE ||
4974                    setup_mode == SETUP_MODE_CHOOSE_DROP_DISTANCE ||
4975                    setup_mode == SETUP_MODE_CHOOSE_TRANSPARENCY ||
4976                    setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_0 ||
4977                    setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_0 ||
4978                    setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_1 ||
4979                    setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_1)
4980             execSetupTouch();
4981           else
4982             execSetupArtwork();
4983         }
4984       }
4985     }
4986     else
4987     {
4988       TreeInfo *node_first, *node_cursor;
4989       int entry_pos = ti->cl_first + y;
4990
4991       PlaySound(SND_MENU_ITEM_SELECTING);
4992
4993       node_first = getTreeInfoFirstGroupEntry(ti);
4994       node_cursor = getTreeInfoFromPos(node_first, entry_pos);
4995
4996       if (node_cursor->node_group)
4997       {
4998         FadeSetEnterMenu();
4999
5000         node_cursor->cl_first = ti->cl_first;
5001         node_cursor->cl_cursor = ti->cl_cursor;
5002         *ti_ptr = node_cursor->node_group;
5003         DrawChooseTree(ti_ptr);
5004       }
5005       else if (node_cursor->parent_link)
5006       {
5007         FadeSetLeaveMenu();
5008
5009         *ti_ptr = node_cursor->node_parent;
5010         DrawChooseTree(ti_ptr);
5011       }
5012       else
5013       {
5014         FadeSetEnterMenu();
5015
5016         node_cursor->cl_first = ti->cl_first;
5017         node_cursor->cl_cursor = ti->cl_cursor;
5018         *ti_ptr = node_cursor;
5019
5020         if (ti->type == TREE_TYPE_LEVEL_DIR)
5021         {
5022           LoadLevelSetup_SeriesInfo();
5023
5024           SaveLevelSetup_LastSeries();
5025           SaveLevelSetup_SeriesInfo();
5026           TapeErase();
5027         }
5028
5029         if (game_status == GAME_MODE_SETUP)
5030         {
5031           if (setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED ||
5032               setup_mode == SETUP_MODE_CHOOSE_SCROLL_DELAY ||
5033               setup_mode == SETUP_MODE_CHOOSE_SNAPSHOT_MODE)
5034             execSetupGame();
5035           else if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE ||
5036                    setup_mode == SETUP_MODE_CHOOSE_SCALING_TYPE ||
5037                    setup_mode == SETUP_MODE_CHOOSE_RENDERING ||
5038                    setup_mode == SETUP_MODE_CHOOSE_VSYNC)
5039             execSetupGraphics();
5040           else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_SIMPLE ||
5041                    setup_mode == SETUP_MODE_CHOOSE_VOLUME_LOOPS ||
5042                    setup_mode == SETUP_MODE_CHOOSE_VOLUME_MUSIC)
5043             execSetupSound();
5044           else if (setup_mode == SETUP_MODE_CHOOSE_TOUCH_CONTROL ||
5045                    setup_mode == SETUP_MODE_CHOOSE_MOVE_DISTANCE ||
5046                    setup_mode == SETUP_MODE_CHOOSE_DROP_DISTANCE ||
5047                    setup_mode == SETUP_MODE_CHOOSE_TRANSPARENCY ||
5048                    setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_0 ||
5049                    setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_0 ||
5050                    setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_1 ||
5051                    setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_1)
5052             execSetupTouch();
5053           else
5054             execSetupArtwork();
5055         }
5056         else
5057         {
5058           if (game_status == GAME_MODE_LEVELNR)
5059           {
5060             int new_level_nr = atoi(level_number_current->identifier);
5061
5062             HandleMainMenu_SelectLevel(0, 0, new_level_nr);
5063           }
5064           else if (game_status == GAME_MODE_LEVELS)
5065           {
5066             // store level set if chosen from "last played level set" menu
5067             StoreLastPlayedLevels(leveldir_current);
5068           }
5069           else if (game_status == GAME_MODE_NAMES)
5070           {
5071             if (mx >= sx1_edit_name && mx <= sx2_edit_name)
5072             {
5073               SetGameStatus(GAME_MODE_PSEUDO_TYPENAMES);
5074
5075               DrawTypeName();
5076
5077               return;
5078             }
5079
5080             // change active user to selected user
5081             user.nr = entry_pos;
5082
5083             // save number of new active user
5084             SaveUserSetup();
5085
5086             // load setup of new active user
5087             LoadSetup();
5088
5089             // load last level set of new active user
5090             LoadLevelSetup_LastSeries();
5091             LoadLevelSetup_SeriesInfo();
5092
5093             // update list of last played level sets
5094             UpdateLastPlayedLevels_TreeInfo();
5095
5096             TapeErase();
5097
5098             ToggleFullscreenIfNeeded();
5099             ChangeWindowScalingIfNeeded();
5100
5101             ChangeCurrentArtworkIfNeeded(ARTWORK_TYPE_GRAPHICS);
5102             ChangeCurrentArtworkIfNeeded(ARTWORK_TYPE_SOUNDS);
5103             ChangeCurrentArtworkIfNeeded(ARTWORK_TYPE_MUSIC);
5104           }
5105
5106           SetGameStatus(GAME_MODE_MAIN);
5107
5108           DrawMainMenu();
5109         }
5110       }
5111     }
5112   }
5113 }
5114
5115 void DrawChoosePlayerName(void)
5116 {
5117   int i;
5118
5119   FadeMenuSoundsAndMusic();
5120
5121   if (player_name != NULL)
5122   {
5123     freeTreeInfo(player_name);
5124
5125     player_name = NULL;
5126   }
5127
5128   for (i = 0; i < MAX_PLAYER_NAMES; i++)
5129   {
5130     TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_PLAYER_NAME);
5131     char identifier[32], name[MAX_PLAYER_NAME_LEN + 1];
5132     int value = i;
5133
5134     ti->node_top = &player_name;
5135     ti->sort_priority = 10000 + value;
5136     ti->color = getPlayerNameColor(global.user_names[i]);
5137
5138     snprintf(identifier, sizeof(identifier), "%d", value);
5139     snprintf(name, sizeof(name), "%s", global.user_names[i]);
5140
5141     setString(&ti->identifier, identifier);
5142     setString(&ti->name, name);
5143     setString(&ti->name_sorting, name);
5144
5145     pushTreeInfo(&player_name, ti);
5146   }
5147
5148   // sort player entries by player number
5149   sortTreeInfo(&player_name);
5150
5151   // set current player entry to selected player entry
5152   player_name_current =
5153     getTreeInfoFromIdentifier(player_name, i_to_a(user.nr));
5154
5155   // if that fails, set current player name to first available name
5156   if (player_name_current == NULL)
5157     player_name_current = player_name;
5158
5159   DrawChooseTree(&player_name_current);
5160
5161   PlayMenuSoundsAndMusic();
5162 }
5163
5164 void HandleChoosePlayerName(int mx, int my, int dx, int dy, int button)
5165 {
5166   HandleChooseTree(mx, my, dx, dy, button, &player_name_current);
5167 }
5168
5169 void DrawChooseLevelSet(void)
5170 {
5171   FadeMenuSoundsAndMusic();
5172
5173   DrawChooseTree(&leveldir_current);
5174
5175   PlayMenuSoundsAndMusic();
5176 }
5177
5178 void HandleChooseLevelSet(int mx, int my, int dx, int dy, int button)
5179 {
5180   HandleChooseTree(mx, my, dx, dy, button, &leveldir_current);
5181 }
5182
5183 void DrawChooseLevelNr(void)
5184 {
5185   int i;
5186
5187   FadeMenuSoundsAndMusic();
5188
5189   if (level_number != NULL)
5190   {
5191     freeTreeInfo(level_number);
5192
5193     level_number = NULL;
5194   }
5195
5196   for (i = leveldir_current->first_level; i <= leveldir_current->last_level;i++)
5197   {
5198     TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_LEVEL_NR);
5199     char identifier[32], name[64];
5200     int value = i;
5201
5202     // temporarily load level info to get level name
5203     LoadLevelInfoOnly(i);
5204
5205     ti->node_top = &level_number;
5206     ti->sort_priority = 10000 + value;
5207     ti->color = (level.no_level_file ? FC_BLUE :
5208                  LevelStats_getSolved(i) ? FC_GREEN :
5209                  LevelStats_getPlayed(i) ? FC_YELLOW : FC_RED);
5210
5211     snprintf(identifier, sizeof(identifier), "%d", value);
5212     snprintf(name, sizeof(name), "%03d: %s", value,
5213              (level.no_level_file ? "(no file)" : level.name));
5214
5215     setString(&ti->identifier, identifier);
5216     setString(&ti->name, name);
5217     setString(&ti->name_sorting, name);
5218
5219     pushTreeInfo(&level_number, ti);
5220   }
5221
5222   // sort level number values to start with lowest level number
5223   sortTreeInfo(&level_number);
5224
5225   // set current level number to current level number
5226   level_number_current =
5227     getTreeInfoFromIdentifier(level_number, i_to_a(level_nr));
5228
5229   // if that also fails, set current level number to first available level
5230   if (level_number_current == NULL)
5231     level_number_current = level_number;
5232
5233   DrawChooseTree(&level_number_current);
5234
5235   PlayMenuSoundsAndMusic();
5236 }
5237
5238 void HandleChooseLevelNr(int mx, int my, int dx, int dy, int button)
5239 {
5240   HandleChooseTree(mx, my, dx, dy, button, &level_number_current);
5241 }
5242
5243 void DrawHallOfFame(int level_nr)
5244 {
5245   int fade_mask = REDRAW_FIELD;
5246
5247   if (CheckFadeAll())
5248     fade_mask = REDRAW_ALL;
5249
5250   UnmapAllGadgets();
5251   FadeMenuSoundsAndMusic();
5252
5253   // (this is needed when called from GameEnd() after winning a game)
5254   KeyboardAutoRepeatOn();
5255
5256   // (this is needed when called from GameEnd() after winning a game)
5257   SetDrawDeactivationMask(REDRAW_NONE);
5258   SetDrawBackgroundMask(REDRAW_FIELD);
5259
5260   LoadLocalAndServerScore(level_nr, TRUE);
5261
5262   if (scores.last_added >= 0)
5263     SetAnimStatus(GAME_MODE_PSEUDO_SCORESNEW);
5264
5265   FadeSetEnterScreen();
5266
5267   FadeOut(fade_mask);
5268
5269   // needed if different viewport properties defined for scores
5270   ChangeViewportPropertiesIfNeeded();
5271
5272   PlayMenuSoundsAndMusic();
5273
5274   OpenDoor(GetDoorState() | DOOR_NO_DELAY | DOOR_FORCE_REDRAW);
5275
5276   HandleHallOfFame(level_nr, 0, 0, 0, MB_MENU_INITIALIZE);
5277
5278   DrawMaskedBorder(fade_mask);
5279
5280   FadeIn(fade_mask);
5281 }
5282
5283 static int getHallOfFameFirstEntry(int first_entry, int step)
5284 {
5285   if (step == 0)
5286     first_entry = scores.last_added - (NUM_MENU_ENTRIES_ON_SCREEN + 1) / 2 + 1;
5287   else
5288     first_entry += step;
5289
5290   if (first_entry < 0)
5291     first_entry = 0;
5292   else if (first_entry > MAX_SCORE_ENTRIES - NUM_MENU_ENTRIES_ON_SCREEN)
5293     first_entry = MAX(0, MAX_SCORE_ENTRIES - NUM_MENU_ENTRIES_ON_SCREEN);
5294
5295   return first_entry;
5296 }
5297
5298 static char *getHallOfFameScoreText(int nr)
5299 {
5300   if (!level.rate_time_over_score)
5301     return int2str(scores.entry[nr].score, 5);  // show normal score
5302
5303   if (level.use_step_counter)
5304     return int2str(scores.entry[nr].time, 5);   // show number of steps
5305
5306   static char score_text[10];
5307   int time_seconds = scores.entry[nr].time / FRAMES_PER_SECOND;
5308   int mm = (time_seconds / 60) % 60;
5309   int ss = (time_seconds % 60);
5310
5311   sprintf(score_text, "%02d:%02d", mm, ss);     // show playing time
5312
5313   return score_text;
5314 }
5315
5316 static void drawHallOfFameList(int level_nr, int first_entry)
5317 {
5318   int i, j;
5319
5320   SetMainBackgroundImage(IMG_BACKGROUND_SCORES);
5321   ClearField();
5322
5323   DrawTextSCentered(MENU_TITLE1_YPOS, FONT_TITLE_1, "Hall Of Fame");
5324   DrawTextFCentered(MENU_TITLE2_YPOS, FONT_TITLE_2,
5325                     "HighScores of Level %d", level_nr);
5326
5327   for (i = 0; i < NUM_MENU_ENTRIES_ON_SCREEN; i++)
5328   {
5329     int entry = first_entry + i;
5330     boolean active = (entry == scores.last_added);
5331     boolean forced = (scores.force_last_added && active);
5332     int font_nr1 = (active ? FONT_TEXT_1_ACTIVE : FONT_TEXT_1);
5333     int font_nr2 = (active ? FONT_TEXT_2_ACTIVE : FONT_TEXT_2);
5334     int font_nr3 = (active ? FONT_TEXT_3_ACTIVE : FONT_TEXT_3);
5335     int font_nr4 = (active ? FONT_TEXT_4_ACTIVE : FONT_TEXT_4);
5336     int dxoff = getFontDrawOffsetX(font_nr1);
5337     int dx1 = 3 * getFontWidth(font_nr1);
5338     int dx2 = dx1 + getFontWidth(font_nr1);
5339     int dx3 = SXSIZE - 2 * (mSX - SX + dxoff) - 5 * getFontWidth(font_nr4);
5340     int num_dots = (dx3 - dx2) / getFontWidth(font_nr3);
5341     int sy = mSY + 64 + i * 32;
5342     char *pos_text = (forced ? "???" : int2str(entry + 1, 3));
5343
5344     DrawText(mSX, sy, pos_text, font_nr1);
5345     DrawText(mSX + dx1, sy, ".", font_nr1);
5346
5347     for (j = 0; j < num_dots; j++)
5348       DrawText(mSX + dx2 + j * getFontWidth(font_nr3), sy, ".", font_nr3);
5349
5350     if (!strEqual(scores.entry[entry].name, EMPTY_PLAYER_NAME))
5351       DrawText(mSX + dx2, sy, scores.entry[entry].name, font_nr2);
5352
5353     DrawText(mSX + dx3, sy, getHallOfFameScoreText(entry), font_nr4);
5354   }
5355
5356   redraw_mask |= REDRAW_FIELD;
5357 }
5358
5359 void HandleHallOfFame(int mx, int my, int dx, int dy, int button)
5360 {
5361   static int level_nr = 0;
5362   static int first_entry = 0;
5363   int step = (button == 1 ? 1 : button == 2 ? 5 : 10);
5364
5365   if (button == MB_MENU_INITIALIZE)
5366   {
5367     level_nr = mx;
5368
5369     if (server_scores.updated)
5370     {
5371       // reload scores, using updated server score cache file
5372       LoadLocalAndServerScore(level_nr, FALSE);
5373
5374       server_scores.updated = FALSE;
5375     }
5376
5377     first_entry = getHallOfFameFirstEntry(0, 0);
5378
5379     drawHallOfFameList(level_nr, first_entry);
5380
5381     return;
5382   }
5383
5384   if (ABS(dy) == SCROLL_PAGE)           // handle scrolling one page
5385     step = NUM_MENU_ENTRIES_ON_SCREEN - 1;
5386
5387   if (dy < 0)
5388   {
5389     first_entry = getHallOfFameFirstEntry(first_entry, -step);
5390
5391     drawHallOfFameList(level_nr, first_entry);
5392   }
5393   else if (dy > 0)
5394   {
5395     first_entry = getHallOfFameFirstEntry(first_entry, step);
5396
5397     drawHallOfFameList(level_nr, first_entry);
5398   }
5399   else if (button == MB_MENU_LEAVE || button == MB_MENU_CHOICE)
5400   {
5401     PlaySound(SND_MENU_ITEM_SELECTING);
5402
5403     FadeSound(SND_BACKGROUND_SCORES);
5404
5405     if (button == MB_MENU_CHOICE &&
5406         game_status_last_screen == GAME_MODE_PLAYING &&
5407         setup.auto_play_next_level && setup.increment_levels &&
5408         level_nr < leveldir_current->last_level &&
5409         !network_playing)
5410     {
5411       StartGameActions(network.enabled, setup.autorecord, level.random_seed);
5412     }
5413     else
5414     {
5415       SetGameStatus(GAME_MODE_MAIN);
5416
5417       DrawMainMenu();
5418     }
5419   }
5420   else if (server_scores.updated)
5421   {
5422     // reload scores, using updated server score cache file
5423     LoadLocalAndServerScore(level_nr, FALSE);
5424
5425     server_scores.updated = FALSE;
5426
5427     first_entry = getHallOfFameFirstEntry(0, 0);
5428
5429     drawHallOfFameList(level_nr, first_entry);
5430   }
5431
5432   if (game_status == GAME_MODE_SCORES)
5433     PlayMenuSoundIfLoop();
5434 }
5435
5436
5437 // ============================================================================
5438 // setup screen functions
5439 // ============================================================================
5440
5441 static struct TokenInfo *setup_info;
5442 static int num_setup_info;      // number of setup entries shown on screen
5443 static int max_setup_info;      // total number of setup entries in list
5444
5445 static char *window_size_text;
5446 static char *scaling_type_text;
5447 static char *rendering_mode_text;
5448 static char *vsync_mode_text;
5449 static char *scroll_delay_text;
5450 static char *snapshot_mode_text;
5451 static char *game_speed_text;
5452 static char *network_server_text;
5453 static char *graphics_set_name;
5454 static char *sounds_set_name;
5455 static char *music_set_name;
5456 static char *volume_simple_text;
5457 static char *volume_loops_text;
5458 static char *volume_music_text;
5459 static char *touch_controls_text;
5460 static char *move_distance_text;
5461 static char *drop_distance_text;
5462 static char *transparency_text;
5463 static char *grid_size_text[2][2];
5464
5465 static void execSetupMain(void)
5466 {
5467   setup_mode = SETUP_MODE_MAIN;
5468
5469   DrawSetupScreen();
5470 }
5471
5472 static void execSetupGame_setGameSpeeds(boolean update_value)
5473 {
5474   if (setup.game_speed_extended)
5475   {
5476     game_speeds_list = game_speeds_list_extended;
5477     game_speeds      = game_speeds_extended;
5478   }
5479   else
5480   {
5481     game_speeds_list = game_speeds_list_normal;
5482     game_speeds      = game_speeds_normal;
5483   }
5484
5485   if (game_speeds == NULL)
5486   {
5487     int i;
5488
5489     for (i = 0; game_speeds_list[i].value != -1; i++)
5490     {
5491       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
5492       char identifier[32], name[32];
5493       int value = game_speeds_list[i].value;
5494       char *text = game_speeds_list[i].text;
5495
5496       ti->node_top = &game_speeds;
5497       ti->sort_priority = 10000 - value;
5498
5499       sprintf(identifier, "%d", value);
5500       sprintf(name, "%s", text);
5501
5502       setString(&ti->identifier, identifier);
5503       setString(&ti->name, name);
5504       setString(&ti->name_sorting, name);
5505       setString(&ti->infotext, STR_SETUP_CHOOSE_GAME_SPEED);
5506
5507       pushTreeInfo(&game_speeds, ti);
5508     }
5509
5510     // sort game speed values to start with slowest game speed
5511     sortTreeInfo(&game_speeds);
5512
5513     update_value = TRUE;
5514   }
5515
5516   if (update_value)
5517   {
5518     // set current game speed to configured game speed value
5519     game_speed_current =
5520       getTreeInfoFromIdentifier(game_speeds, i_to_a(setup.game_frame_delay));
5521
5522     // if that fails, set current game speed to reliable default value
5523     if (game_speed_current == NULL)
5524       game_speed_current =
5525         getTreeInfoFromIdentifier(game_speeds, i_to_a(GAME_FRAME_DELAY));
5526
5527     // if that also fails, set current game speed to first available speed
5528     if (game_speed_current == NULL)
5529       game_speed_current = game_speeds;
5530
5531     if (setup.game_speed_extended)
5532       game_speeds_extended = game_speeds;
5533     else
5534       game_speeds_normal = game_speeds;
5535   }
5536
5537   setup.game_frame_delay = atoi(game_speed_current->identifier);
5538
5539   // needed for displaying game speed text instead of identifier
5540   game_speed_text = game_speed_current->name;
5541 }
5542
5543 static void execSetupGame_setScrollDelays(void)
5544 {
5545   if (scroll_delays == NULL)
5546   {
5547     int i;
5548
5549     for (i = 0; scroll_delays_list[i].value != -1; i++)
5550     {
5551       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
5552       char identifier[32], name[32];
5553       int value = scroll_delays_list[i].value;
5554       char *text = scroll_delays_list[i].text;
5555
5556       ti->node_top = &scroll_delays;
5557       ti->sort_priority = value;
5558
5559       sprintf(identifier, "%d", value);
5560       sprintf(name, "%s", text);
5561
5562       setString(&ti->identifier, identifier);
5563       setString(&ti->name, name);
5564       setString(&ti->name_sorting, name);
5565       setString(&ti->infotext, STR_SETUP_CHOOSE_SCROLL_DELAY);
5566
5567       pushTreeInfo(&scroll_delays, ti);
5568     }
5569
5570     // sort scroll delay values to start with lowest scroll delay value
5571     sortTreeInfo(&scroll_delays);
5572
5573     // set current scroll delay value to configured scroll delay value
5574     scroll_delay_current =
5575       getTreeInfoFromIdentifier(scroll_delays,i_to_a(setup.scroll_delay_value));
5576
5577     // if that fails, set current scroll delay to reliable default value
5578     if (scroll_delay_current == NULL)
5579       scroll_delay_current =
5580         getTreeInfoFromIdentifier(scroll_delays, i_to_a(STD_SCROLL_DELAY));
5581
5582     // if that also fails, set current scroll delay to first available value
5583     if (scroll_delay_current == NULL)
5584       scroll_delay_current = scroll_delays;
5585   }
5586
5587   setup.scroll_delay_value = atoi(scroll_delay_current->identifier);
5588
5589   // needed for displaying scroll delay text instead of identifier
5590   scroll_delay_text = scroll_delay_current->name;
5591 }
5592
5593 static void execSetupGame_setSnapshotModes(void)
5594 {
5595   if (snapshot_modes == NULL)
5596   {
5597     int i;
5598
5599     for (i = 0; snapshot_modes_list[i].value != NULL; i++)
5600     {
5601       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
5602       char identifier[32], name[32];
5603       char *value = snapshot_modes_list[i].value;
5604       char *text = snapshot_modes_list[i].text;
5605
5606       ti->node_top = &snapshot_modes;
5607       ti->sort_priority = i;
5608
5609       sprintf(identifier, "%s", value);
5610       sprintf(name, "%s", text);
5611
5612       setString(&ti->identifier, identifier);
5613       setString(&ti->name, name);
5614       setString(&ti->name_sorting, name);
5615       setString(&ti->infotext, STR_SETUP_CHOOSE_SNAPSHOT_MODE);
5616
5617       pushTreeInfo(&snapshot_modes, ti);
5618     }
5619
5620     // sort snapshot mode values to start with lowest snapshot mode value
5621     sortTreeInfo(&snapshot_modes);
5622
5623     // set current snapshot mode value to configured snapshot mode value
5624     snapshot_mode_current =
5625       getTreeInfoFromIdentifier(snapshot_modes, setup.engine_snapshot_mode);
5626
5627     // if that fails, set current snapshot mode to reliable default value
5628     if (snapshot_mode_current == NULL)
5629       snapshot_mode_current =
5630         getTreeInfoFromIdentifier(snapshot_modes, STR_SNAPSHOT_MODE_DEFAULT);
5631
5632     // if that also fails, set current snapshot mode to first available value
5633     if (snapshot_mode_current == NULL)
5634       snapshot_mode_current = snapshot_modes;
5635   }
5636
5637   setup.engine_snapshot_mode = snapshot_mode_current->identifier;
5638
5639   // needed for displaying snapshot mode text instead of identifier
5640   snapshot_mode_text = snapshot_mode_current->name;
5641 }
5642
5643 static void execSetupGame_setNetworkServerText(void)
5644 {
5645   if (strEqual(setup.network_server_hostname, STR_NETWORK_AUTO_DETECT))
5646   {
5647     strcpy(network_server_hostname, STR_NETWORK_AUTO_DETECT_SETUP);
5648   }
5649   else
5650   {
5651     strncpy(network_server_hostname, setup.network_server_hostname,
5652             MAX_SETUP_TEXT_INPUT_LEN);
5653     network_server_hostname[MAX_SETUP_TEXT_INPUT_LEN] = '\0';
5654   }
5655
5656   // needed for displaying network server text instead of identifier
5657   network_server_text = network_server_hostname;
5658 }
5659
5660 static void execSetupGame(void)
5661 {
5662   boolean check_vsync_mode = (setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED);
5663
5664   execSetupGame_setGameSpeeds(FALSE);
5665   execSetupGame_setScrollDelays();
5666   execSetupGame_setSnapshotModes();
5667
5668   execSetupGame_setNetworkServerText();
5669
5670   if (!setup.provide_uploading_tapes)
5671     setHideSetupEntry(execOfferUploadTapes);
5672
5673   setup_mode = SETUP_MODE_GAME;
5674
5675   DrawSetupScreen();
5676
5677   // check if vsync needs to be disabled for this game speed to work
5678   if (check_vsync_mode)
5679     DisableVsyncIfNeeded();
5680 }
5681
5682 static void execSetupChooseGameSpeed(void)
5683 {
5684   setup_mode = SETUP_MODE_CHOOSE_GAME_SPEED;
5685
5686   DrawSetupScreen();
5687 }
5688
5689 static void execSetupChooseScrollDelay(void)
5690 {
5691   setup_mode = SETUP_MODE_CHOOSE_SCROLL_DELAY;
5692
5693   DrawSetupScreen();
5694 }
5695
5696 static void execSetupChooseSnapshotMode(void)
5697 {
5698   setup_mode = SETUP_MODE_CHOOSE_SNAPSHOT_MODE;
5699
5700   DrawSetupScreen();
5701 }
5702
5703 static void execSetupEngines(void)
5704 {
5705   setup_mode = SETUP_MODE_ENGINES;
5706
5707   DrawSetupScreen();
5708 }
5709
5710 static void execSetupEditor(void)
5711 {
5712   setup_mode = SETUP_MODE_EDITOR;
5713
5714   DrawSetupScreen();
5715 }
5716
5717 static void execSetupGraphics_setWindowSizes(boolean update_list)
5718 {
5719   if (window_sizes != NULL && update_list)
5720   {
5721     freeTreeInfo(window_sizes);
5722
5723     window_sizes = NULL;
5724   }
5725
5726   if (window_sizes == NULL)
5727   {
5728     boolean current_window_size_found = FALSE;
5729     int i;
5730
5731     for (i = 0; window_sizes_list[i].value != -1; i++)
5732     {
5733       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
5734       char identifier[32], name[32];
5735       int value = window_sizes_list[i].value;
5736       char *text = window_sizes_list[i].text;
5737
5738       ti->node_top = &window_sizes;
5739       ti->sort_priority = value;
5740
5741       sprintf(identifier, "%d", value);
5742       sprintf(name, "%s", text);
5743
5744       setString(&ti->identifier, identifier);
5745       setString(&ti->name, name);
5746       setString(&ti->name_sorting, name);
5747       setString(&ti->infotext, STR_SETUP_CHOOSE_WINDOW_SIZE);
5748
5749       pushTreeInfo(&window_sizes, ti);
5750
5751       if (value == setup.window_scaling_percent)
5752         current_window_size_found = TRUE;
5753     }
5754
5755     if (!current_window_size_found)
5756     {
5757       // add entry for non-preset window scaling value
5758
5759       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
5760       char identifier[32], name[32];
5761       int value = setup.window_scaling_percent;
5762
5763       ti->node_top = &window_sizes;
5764       ti->sort_priority = value;
5765
5766       sprintf(identifier, "%d", value);
5767       sprintf(name, "%d %% (Current)", value);
5768
5769       setString(&ti->identifier, identifier);
5770       setString(&ti->name, name);
5771       setString(&ti->name_sorting, name);
5772       setString(&ti->infotext, STR_SETUP_CHOOSE_WINDOW_SIZE);
5773
5774       pushTreeInfo(&window_sizes, ti);
5775     }
5776
5777     // sort window size values to start with lowest window size value
5778     sortTreeInfo(&window_sizes);
5779
5780     // set current window size value to configured window size value
5781     window_size_current =
5782       getTreeInfoFromIdentifier(window_sizes,
5783                                 i_to_a(setup.window_scaling_percent));
5784
5785     // if that fails, set current window size to reliable default value
5786     if (window_size_current == NULL)
5787       window_size_current =
5788         getTreeInfoFromIdentifier(window_sizes,
5789                                   i_to_a(STD_WINDOW_SCALING_PERCENT));
5790
5791     // if that also fails, set current window size to first available value
5792     if (window_size_current == NULL)
5793       window_size_current = window_sizes;
5794   }
5795
5796   setup.window_scaling_percent = atoi(window_size_current->identifier);
5797
5798   // needed for displaying window size text instead of identifier
5799   window_size_text = window_size_current->name;
5800 }
5801
5802 static void execSetupGraphics_setScalingTypes(void)
5803 {
5804   if (scaling_types == NULL)
5805   {
5806     int i;
5807
5808     for (i = 0; scaling_types_list[i].value != NULL; i++)
5809     {
5810       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
5811       char identifier[32], name[32];
5812       char *value = scaling_types_list[i].value;
5813       char *text = scaling_types_list[i].text;
5814
5815       ti->node_top = &scaling_types;
5816       ti->sort_priority = i;
5817
5818       sprintf(identifier, "%s", value);
5819       sprintf(name, "%s", text);
5820
5821       setString(&ti->identifier, identifier);
5822       setString(&ti->name, name);
5823       setString(&ti->name_sorting, name);
5824       setString(&ti->infotext, STR_SETUP_CHOOSE_SCALING_TYPE);
5825
5826       pushTreeInfo(&scaling_types, ti);
5827     }
5828
5829     // sort scaling type values to start with lowest scaling type value
5830     sortTreeInfo(&scaling_types);
5831
5832     // set current scaling type value to configured scaling type value
5833     scaling_type_current =
5834       getTreeInfoFromIdentifier(scaling_types, setup.window_scaling_quality);
5835
5836     // if that fails, set current scaling type to reliable default value
5837     if (scaling_type_current == NULL)
5838       scaling_type_current =
5839         getTreeInfoFromIdentifier(scaling_types, SCALING_QUALITY_DEFAULT);
5840
5841     // if that also fails, set current scaling type to first available value
5842     if (scaling_type_current == NULL)
5843       scaling_type_current = scaling_types;
5844   }
5845
5846   setup.window_scaling_quality = scaling_type_current->identifier;
5847
5848   // needed for displaying scaling type text instead of identifier
5849   scaling_type_text = scaling_type_current->name;
5850 }
5851
5852 static void execSetupGraphics_setRenderingModes(void)
5853 {
5854   if (rendering_modes == NULL)
5855   {
5856     int i;
5857
5858     for (i = 0; rendering_modes_list[i].value != NULL; i++)
5859     {
5860       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
5861       char identifier[32], name[32];
5862       char *value = rendering_modes_list[i].value;
5863       char *text = rendering_modes_list[i].text;
5864
5865       ti->node_top = &rendering_modes;
5866       ti->sort_priority = i;
5867
5868       sprintf(identifier, "%s", value);
5869       sprintf(name, "%s", text);
5870
5871       setString(&ti->identifier, identifier);
5872       setString(&ti->name, name);
5873       setString(&ti->name_sorting, name);
5874       setString(&ti->infotext, STR_SETUP_CHOOSE_RENDERING);
5875
5876       pushTreeInfo(&rendering_modes, ti);
5877     }
5878
5879     // sort rendering mode values to start with lowest rendering mode value
5880     sortTreeInfo(&rendering_modes);
5881
5882     // set current rendering mode value to configured rendering mode value
5883     rendering_mode_current =
5884       getTreeInfoFromIdentifier(rendering_modes, setup.screen_rendering_mode);
5885
5886     // if that fails, set current rendering mode to reliable default value
5887     if (rendering_mode_current == NULL)
5888       rendering_mode_current =
5889         getTreeInfoFromIdentifier(rendering_modes,
5890                                   STR_SPECIAL_RENDERING_DEFAULT);
5891
5892     // if that also fails, set current rendering mode to first available one
5893     if (rendering_mode_current == NULL)
5894       rendering_mode_current = rendering_modes;
5895   }
5896
5897   setup.screen_rendering_mode = rendering_mode_current->identifier;
5898
5899   // needed for displaying rendering mode text instead of identifier
5900   rendering_mode_text = rendering_mode_current->name;
5901 }
5902
5903 static void execSetupGraphics_setVsyncModes(boolean update_value)
5904 {
5905   if (vsync_modes == NULL)
5906   {
5907     int i;
5908
5909     for (i = 0; vsync_modes_list[i].value != NULL; i++)
5910     {
5911       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
5912       char identifier[32], name[32];
5913       char *value = vsync_modes_list[i].value;
5914       char *text = vsync_modes_list[i].text;
5915
5916       ti->node_top = &vsync_modes;
5917       ti->sort_priority = i;
5918
5919       sprintf(identifier, "%s", value);
5920       sprintf(name, "%s", text);
5921
5922       setString(&ti->identifier, identifier);
5923       setString(&ti->name, name);
5924       setString(&ti->name_sorting, name);
5925       setString(&ti->infotext, STR_SETUP_CHOOSE_VSYNC);
5926
5927       pushTreeInfo(&vsync_modes, ti);
5928     }
5929
5930     // sort vsync mode values to start with lowest vsync mode value
5931     sortTreeInfo(&vsync_modes);
5932
5933     update_value = TRUE;
5934   }
5935
5936   if (update_value)
5937   {
5938     // set current vsync mode value to configured vsync mode value
5939     vsync_mode_current =
5940       getTreeInfoFromIdentifier(vsync_modes, setup.vsync_mode);
5941
5942     // if that fails, set current vsync mode to reliable default value
5943     if (vsync_mode_current == NULL)
5944       vsync_mode_current =
5945         getTreeInfoFromIdentifier(vsync_modes, STR_VSYNC_MODE_DEFAULT);
5946
5947     // if that also fails, set current vsync mode to first available one
5948     if (vsync_mode_current == NULL)
5949       vsync_mode_current = vsync_modes;
5950   }
5951
5952   setup.vsync_mode = vsync_mode_current->identifier;
5953
5954   // needed for displaying vsync mode text instead of identifier
5955   vsync_mode_text = vsync_mode_current->name;
5956 }
5957
5958 static void execSetupGraphics(void)
5959 {
5960   boolean check_game_speed = (setup_mode == SETUP_MODE_CHOOSE_VSYNC);
5961
5962   // update "setup.window_scaling_percent" from list selection
5963   // (in this case, window scaling was changed on setup screen)
5964   if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE)
5965     execSetupGraphics_setWindowSizes(FALSE);
5966
5967   // update "setup.vsync_mode" from list selection
5968   // (in this case, vsync mode was changed on setup screen)
5969   if (setup_mode == SETUP_MODE_CHOOSE_VSYNC)
5970     execSetupGraphics_setVsyncModes(FALSE);
5971
5972   // update list selection from "setup.window_scaling_percent"
5973   // (window scaling may have changed by resizing the window)
5974   execSetupGraphics_setWindowSizes(TRUE);
5975
5976   // update list selection from "setup.vsync_mode"
5977   // (vsync_mode may have changed by re-creating the renderer)
5978   execSetupGraphics_setVsyncModes(TRUE);
5979
5980   execSetupGraphics_setScalingTypes();
5981   execSetupGraphics_setRenderingModes();
5982
5983   setup_mode = SETUP_MODE_GRAPHICS;
5984
5985   DrawSetupScreen();
5986
5987   // check if game speed is high enough for 60 Hz vsync to work
5988   if (check_game_speed)
5989     ModifyGameSpeedIfNeeded();
5990
5991   // window scaling may have changed at this point
5992   ChangeWindowScalingIfNeeded();
5993
5994   // window scaling quality may have changed at this point
5995   if (!strEqual(setup.window_scaling_quality, video.window_scaling_quality))
5996     SDLSetWindowScalingQuality(setup.window_scaling_quality);
5997
5998   // screen rendering mode may have changed at this point
5999   SDLSetScreenRenderingMode(setup.screen_rendering_mode);
6000
6001   int setup_vsync_mode = VSYNC_MODE_STR_TO_INT(setup.vsync_mode);
6002   int video_vsync_mode = video.vsync_mode;
6003
6004   // screen vsync mode may have changed at this point
6005   ChangeVsyncModeIfNeeded();
6006
6007   // check if setting vsync mode to selected value failed
6008   if (setup_vsync_mode != video_vsync_mode &&
6009       setup_vsync_mode != video.vsync_mode)
6010   {
6011     // changing vsync mode to selected value failed -- reset displayed value
6012     execSetupGraphics_setVsyncModes(TRUE);
6013
6014     Request("Setting VSync failed!", REQ_CONFIRM);
6015
6016     DrawSetupScreen();
6017   }
6018 }
6019
6020 static void execSetupChooseWindowSize(void)
6021 {
6022   setup_mode = SETUP_MODE_CHOOSE_WINDOW_SIZE;
6023
6024   DrawSetupScreen();
6025 }
6026
6027 static void execSetupChooseScalingType(void)
6028 {
6029   setup_mode = SETUP_MODE_CHOOSE_SCALING_TYPE;
6030
6031   DrawSetupScreen();
6032 }
6033
6034 static void execSetupChooseRenderingMode(void)
6035 {
6036   setup_mode = SETUP_MODE_CHOOSE_RENDERING;
6037
6038   DrawSetupScreen();
6039 }
6040
6041 static void execSetupChooseVsyncMode(void)
6042 {
6043   setup_mode = SETUP_MODE_CHOOSE_VSYNC;
6044
6045   DrawSetupScreen();
6046 }
6047
6048 static void execSetupChooseVolumeSimple(void)
6049 {
6050   setup_mode = SETUP_MODE_CHOOSE_VOLUME_SIMPLE;
6051
6052   DrawSetupScreen();
6053 }
6054
6055 static void execSetupChooseVolumeLoops(void)
6056 {
6057   setup_mode = SETUP_MODE_CHOOSE_VOLUME_LOOPS;
6058
6059   DrawSetupScreen();
6060 }
6061
6062 static void execSetupChooseVolumeMusic(void)
6063 {
6064   setup_mode = SETUP_MODE_CHOOSE_VOLUME_MUSIC;
6065
6066   DrawSetupScreen();
6067 }
6068
6069 static void execSetupSound(void)
6070 {
6071   if (volumes_simple == NULL)
6072   {
6073     boolean current_volume_simple_found = FALSE;
6074     int i;
6075
6076     for (i = 0; volumes_list[i].value != -1; i++)
6077     {
6078       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6079       char identifier[32], name[32];
6080       int value = volumes_list[i].value;
6081       char *text = volumes_list[i].text;
6082
6083       ti->node_top = &volumes_simple;
6084       ti->sort_priority = value;
6085
6086       sprintf(identifier, "%d", value);
6087       sprintf(name, "%s", text);
6088
6089       setString(&ti->identifier, identifier);
6090       setString(&ti->name, name);
6091       setString(&ti->name_sorting, name);
6092       setString(&ti->infotext, STR_SETUP_CHOOSE_VOLUME_SIMPLE);
6093
6094       pushTreeInfo(&volumes_simple, ti);
6095
6096       if (value == setup.volume_simple)
6097         current_volume_simple_found = TRUE;
6098     }
6099
6100     if (!current_volume_simple_found)
6101     {
6102       // add entry for non-preset volume value
6103
6104       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6105       char identifier[32], name[32];
6106       int value = setup.volume_simple;
6107
6108       ti->node_top = &volumes_simple;
6109       ti->sort_priority = value;
6110
6111       sprintf(identifier, "%d", value);
6112       sprintf(name, "%d %% (Current)", value);
6113
6114       setString(&ti->identifier, identifier);
6115       setString(&ti->name, name);
6116       setString(&ti->name_sorting, name);
6117       setString(&ti->infotext, STR_SETUP_CHOOSE_VOLUME_SIMPLE);
6118
6119       pushTreeInfo(&volumes_simple, ti);
6120     }
6121
6122     // sort volume values to start with lowest volume value
6123     sortTreeInfo(&volumes_simple);
6124
6125     // set current volume value to configured volume value
6126     volume_simple_current =
6127       getTreeInfoFromIdentifier(volumes_simple,i_to_a(setup.volume_simple));
6128
6129     // if that fails, set current volume to reliable default value
6130     if (volume_simple_current == NULL)
6131       volume_simple_current =
6132         getTreeInfoFromIdentifier(volumes_simple, i_to_a(100));
6133
6134     // if that also fails, set current volume to first available value
6135     if (volume_simple_current == NULL)
6136       volume_simple_current = volumes_simple;
6137   }
6138
6139   if (volumes_loops == NULL)
6140   {
6141     boolean current_volume_loops_found = FALSE;
6142     int i;
6143
6144     for (i = 0; volumes_list[i].value != -1; i++)
6145     {
6146       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6147       char identifier[32], name[32];
6148       int value = volumes_list[i].value;
6149       char *text = volumes_list[i].text;
6150
6151       ti->node_top = &volumes_loops;
6152       ti->sort_priority = value;
6153
6154       sprintf(identifier, "%d", value);
6155       sprintf(name, "%s", text);
6156
6157       setString(&ti->identifier, identifier);
6158       setString(&ti->name, name);
6159       setString(&ti->name_sorting, name);
6160       setString(&ti->infotext, STR_SETUP_CHOOSE_VOLUME_LOOPS);
6161
6162       pushTreeInfo(&volumes_loops, ti);
6163
6164       if (value == setup.volume_loops)
6165         current_volume_loops_found = TRUE;
6166     }
6167
6168     if (!current_volume_loops_found)
6169     {
6170       // add entry for non-preset volume value
6171
6172       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6173       char identifier[32], name[32];
6174       int value = setup.volume_loops;
6175
6176       ti->node_top = &volumes_loops;
6177       ti->sort_priority = value;
6178
6179       sprintf(identifier, "%d", value);
6180       sprintf(name, "%d %% (Current)", value);
6181
6182       setString(&ti->identifier, identifier);
6183       setString(&ti->name, name);
6184       setString(&ti->name_sorting, name);
6185       setString(&ti->infotext, STR_SETUP_CHOOSE_VOLUME_LOOPS);
6186
6187       pushTreeInfo(&volumes_loops, ti);
6188     }
6189
6190     // sort volume values to start with lowest volume value
6191     sortTreeInfo(&volumes_loops);
6192
6193     // set current volume value to configured volume value
6194     volume_loops_current =
6195       getTreeInfoFromIdentifier(volumes_loops,i_to_a(setup.volume_loops));
6196
6197     // if that fails, set current volume to reliable default value
6198     if (volume_loops_current == NULL)
6199       volume_loops_current =
6200         getTreeInfoFromIdentifier(volumes_loops, i_to_a(100));
6201
6202     // if that also fails, set current volume to first available value
6203     if (volume_loops_current == NULL)
6204       volume_loops_current = volumes_loops;
6205   }
6206
6207   if (volumes_music == NULL)
6208   {
6209     boolean current_volume_music_found = FALSE;
6210     int i;
6211
6212     for (i = 0; volumes_list[i].value != -1; i++)
6213     {
6214       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6215       char identifier[32], name[32];
6216       int value = volumes_list[i].value;
6217       char *text = volumes_list[i].text;
6218
6219       ti->node_top = &volumes_music;
6220       ti->sort_priority = value;
6221
6222       sprintf(identifier, "%d", 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_VOLUME_MUSIC);
6229
6230       pushTreeInfo(&volumes_music, ti);
6231
6232       if (value == setup.volume_music)
6233         current_volume_music_found = TRUE;
6234     }
6235
6236     if (!current_volume_music_found)
6237     {
6238       // add entry for non-preset volume value
6239
6240       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6241       char identifier[32], name[32];
6242       int value = setup.volume_music;
6243
6244       ti->node_top = &volumes_music;
6245       ti->sort_priority = value;
6246
6247       sprintf(identifier, "%d", value);
6248       sprintf(name, "%d %% (Current)", value);
6249
6250       setString(&ti->identifier, identifier);
6251       setString(&ti->name, name);
6252       setString(&ti->name_sorting, name);
6253       setString(&ti->infotext, STR_SETUP_CHOOSE_VOLUME_MUSIC);
6254
6255       pushTreeInfo(&volumes_music, ti);
6256     }
6257
6258     // sort volume values to start with lowest volume value
6259     sortTreeInfo(&volumes_music);
6260
6261     // set current volume value to configured volume value
6262     volume_music_current =
6263       getTreeInfoFromIdentifier(volumes_music,i_to_a(setup.volume_music));
6264
6265     // if that fails, set current volume to reliable default value
6266     if (volume_music_current == NULL)
6267       volume_music_current =
6268         getTreeInfoFromIdentifier(volumes_music, i_to_a(100));
6269
6270     // if that also fails, set current volume to first available value
6271     if (volume_music_current == NULL)
6272       volume_music_current = volumes_music;
6273   }
6274
6275   setup.volume_simple = atoi(volume_simple_current->identifier);
6276   setup.volume_loops  = atoi(volume_loops_current->identifier);
6277   setup.volume_music  = atoi(volume_music_current->identifier);
6278
6279   // needed for displaying volume text instead of identifier
6280   volume_simple_text = volume_simple_current->name;
6281   volume_loops_text = volume_loops_current->name;
6282   volume_music_text = volume_music_current->name;
6283
6284   setup_mode = SETUP_MODE_SOUND;
6285
6286   DrawSetupScreen();
6287 }
6288
6289 static void execSetupChooseTouchControls(void)
6290 {
6291   setup_mode = SETUP_MODE_CHOOSE_TOUCH_CONTROL;
6292
6293   DrawSetupScreen();
6294 }
6295
6296 static void execSetupChooseMoveDistance(void)
6297 {
6298   setup_mode = SETUP_MODE_CHOOSE_MOVE_DISTANCE;
6299
6300   DrawSetupScreen();
6301 }
6302
6303 static void execSetupChooseDropDistance(void)
6304 {
6305   setup_mode = SETUP_MODE_CHOOSE_DROP_DISTANCE;
6306
6307   DrawSetupScreen();
6308 }
6309
6310 static void execSetupChooseTransparency(void)
6311 {
6312   setup_mode = SETUP_MODE_CHOOSE_TRANSPARENCY;
6313
6314   DrawSetupScreen();
6315 }
6316
6317 static void execSetupChooseGridXSize_0(void)
6318 {
6319   setup_mode = SETUP_MODE_CHOOSE_GRID_XSIZE_0;
6320
6321   DrawSetupScreen();
6322 }
6323
6324 static void execSetupChooseGridYSize_0(void)
6325 {
6326   setup_mode = SETUP_MODE_CHOOSE_GRID_YSIZE_0;
6327
6328   DrawSetupScreen();
6329 }
6330
6331 static void execSetupChooseGridXSize_1(void)
6332 {
6333   setup_mode = SETUP_MODE_CHOOSE_GRID_XSIZE_1;
6334
6335   DrawSetupScreen();
6336 }
6337
6338 static void execSetupChooseGridYSize_1(void)
6339 {
6340   setup_mode = SETUP_MODE_CHOOSE_GRID_YSIZE_1;
6341
6342   DrawSetupScreen();
6343 }
6344
6345 static void execSetupConfigureVirtualButtons(void)
6346 {
6347   setup_mode = SETUP_MODE_CONFIG_VIRT_BUTTONS;
6348
6349   ConfigureVirtualButtons();
6350
6351   setup_mode = SETUP_MODE_TOUCH;
6352
6353   DrawSetupScreen();
6354 }
6355
6356 static void execSetupTouch(void)
6357 {
6358   int i, j, k;
6359
6360   if (touch_controls == NULL)
6361   {
6362     for (i = 0; touch_controls_list[i].value != NULL; i++)
6363     {
6364       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6365       char identifier[32], name[32];
6366       char *value = touch_controls_list[i].value;
6367       char *text = touch_controls_list[i].text;
6368
6369       ti->node_top = &touch_controls;
6370       ti->sort_priority = i;
6371
6372       sprintf(identifier, "%s", value);
6373       sprintf(name, "%s", text);
6374
6375       setString(&ti->identifier, identifier);
6376       setString(&ti->name, name);
6377       setString(&ti->name_sorting, name);
6378       setString(&ti->infotext, STR_SETUP_CHOOSE_TOUCH_CONTROL);
6379
6380       pushTreeInfo(&touch_controls, ti);
6381     }
6382
6383     // sort touch control values to start with lowest touch control value
6384     sortTreeInfo(&touch_controls);
6385
6386     // set current touch control value to configured touch control value
6387     touch_control_current =
6388       getTreeInfoFromIdentifier(touch_controls, setup.touch.control_type);
6389
6390     // if that fails, set current touch control to reliable default value
6391     if (touch_control_current == NULL)
6392       touch_control_current =
6393         getTreeInfoFromIdentifier(touch_controls, TOUCH_CONTROL_DEFAULT);
6394
6395     // if that also fails, set current touch control to first available value
6396     if (touch_control_current == NULL)
6397       touch_control_current = touch_controls;
6398   }
6399
6400   if (move_distances == NULL)
6401   {
6402     for (i = 0; distances_list[i].value != -1; i++)
6403     {
6404       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6405       char identifier[32], name[32];
6406       int value = distances_list[i].value;
6407       char *text = distances_list[i].text;
6408
6409       ti->node_top = &move_distances;
6410       ti->sort_priority = value;
6411
6412       sprintf(identifier, "%d", value);
6413       sprintf(name, "%s", text);
6414
6415       setString(&ti->identifier, identifier);
6416       setString(&ti->name, name);
6417       setString(&ti->name_sorting, name);
6418       setString(&ti->infotext, STR_SETUP_CHOOSE_MOVE_DISTANCE);
6419
6420       pushTreeInfo(&move_distances, ti);
6421     }
6422
6423     // sort distance values to start with lowest distance value
6424     sortTreeInfo(&move_distances);
6425
6426     // set current distance value to configured distance value
6427     move_distance_current =
6428       getTreeInfoFromIdentifier(move_distances,
6429                                 i_to_a(setup.touch.move_distance));
6430
6431     // if that fails, set current distance to reliable default value
6432     if (move_distance_current == NULL)
6433       move_distance_current =
6434         getTreeInfoFromIdentifier(move_distances,
6435                                   i_to_a(TOUCH_MOVE_DISTANCE_DEFAULT));
6436
6437     // if that also fails, set current distance to first available value
6438     if (move_distance_current == NULL)
6439       move_distance_current = move_distances;
6440   }
6441
6442   if (drop_distances == NULL)
6443   {
6444     for (i = 0; distances_list[i].value != -1; i++)
6445     {
6446       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6447       char identifier[32], name[32];
6448       int value = distances_list[i].value;
6449       char *text = distances_list[i].text;
6450
6451       ti->node_top = &drop_distances;
6452       ti->sort_priority = value;
6453
6454       sprintf(identifier, "%d", value);
6455       sprintf(name, "%s", text);
6456
6457       setString(&ti->identifier, identifier);
6458       setString(&ti->name, name);
6459       setString(&ti->name_sorting, name);
6460       setString(&ti->infotext, STR_SETUP_CHOOSE_DROP_DISTANCE);
6461
6462       pushTreeInfo(&drop_distances, ti);
6463     }
6464
6465     // sort distance values to start with lowest distance value
6466     sortTreeInfo(&drop_distances);
6467
6468     // set current distance value to configured distance value
6469     drop_distance_current =
6470       getTreeInfoFromIdentifier(drop_distances,
6471                                 i_to_a(setup.touch.drop_distance));
6472
6473     // if that fails, set current distance to reliable default value
6474     if (drop_distance_current == NULL)
6475       drop_distance_current =
6476         getTreeInfoFromIdentifier(drop_distances,
6477                                   i_to_a(TOUCH_DROP_DISTANCE_DEFAULT));
6478
6479     // if that also fails, set current distance to first available value
6480     if (drop_distance_current == NULL)
6481       drop_distance_current = drop_distances;
6482   }
6483
6484   if (transparencies == NULL)
6485   {
6486     for (i = 0; transparencies_list[i].value != -1; i++)
6487     {
6488       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6489       char identifier[32], name[32];
6490       int value = transparencies_list[i].value;
6491       char *text = transparencies_list[i].text;
6492
6493       ti->node_top = &transparencies;
6494       ti->sort_priority = value;
6495
6496       sprintf(identifier, "%d", value);
6497       sprintf(name, "%s", text);
6498
6499       setString(&ti->identifier, identifier);
6500       setString(&ti->name, name);
6501       setString(&ti->name_sorting, name);
6502       setString(&ti->infotext, STR_SETUP_CHOOSE_TRANSPARENCY);
6503
6504       pushTreeInfo(&transparencies, ti);
6505     }
6506
6507     // sort transparency values to start with lowest transparency value
6508     sortTreeInfo(&transparencies);
6509
6510     // set current transparency value to configured transparency value
6511     transparency_current =
6512       getTreeInfoFromIdentifier(transparencies,
6513                                 i_to_a(setup.touch.transparency));
6514
6515     // if that fails, set current transparency to reliable default value
6516     if (transparency_current == NULL)
6517       transparency_current =
6518         getTreeInfoFromIdentifier(transparencies,
6519                                   i_to_a(TOUCH_TRANSPARENCY_DEFAULT));
6520
6521     // if that also fails, set current transparency to first available value
6522     if (transparency_current == NULL)
6523       transparency_current = transparencies;
6524   }
6525
6526   for (i = 0; i < 2; i++)
6527   {
6528     for (j = 0; j < 2; j++)
6529     {
6530       if (grid_sizes[i][j] == NULL)
6531       {
6532         for (k = 0; grid_sizes_list[k].value != -1; k++)
6533         {
6534           TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6535           char identifier[32], name[32];
6536           int value = grid_sizes_list[k].value;
6537           char *text = grid_sizes_list[k].text;
6538
6539           ti->node_top = &grid_sizes[i][j];
6540           ti->sort_priority = value;
6541
6542           sprintf(identifier, "%d", value);
6543           sprintf(name, "%s", text);
6544
6545           setString(&ti->identifier, identifier);
6546           setString(&ti->name, name);
6547           setString(&ti->name_sorting, name);
6548           setString(&ti->infotext,
6549                     (i == 0 ?
6550                      (j == 0 ?
6551                       STR_SETUP_CHOOSE_GRID_XSIZE_0 :
6552                       STR_SETUP_CHOOSE_GRID_YSIZE_0) :
6553                      (j == 0 ?
6554                       STR_SETUP_CHOOSE_GRID_XSIZE_1 :
6555                       STR_SETUP_CHOOSE_GRID_YSIZE_1)));
6556
6557           pushTreeInfo(&grid_sizes[i][j], ti);
6558         }
6559
6560         // sort grid size values to start with lowest grid size value
6561         sortTreeInfo(&grid_sizes[i][j]);
6562
6563         // set current grid size value to configured grid size value
6564         grid_size_current[i][j] =
6565           getTreeInfoFromIdentifier(grid_sizes[i][j],
6566                                     i_to_a(j == 0 ?
6567                                            setup.touch.grid_xsize[i] :
6568                                            setup.touch.grid_ysize[i]));
6569
6570         // if that fails, set current grid size to reliable default value
6571         if (grid_size_current[i][j] == NULL)
6572           grid_size_current[i][j] =
6573             getTreeInfoFromIdentifier(grid_sizes[i][j],
6574                                       i_to_a(j == 0 ?
6575                                              DEFAULT_GRID_XSIZE(i) :
6576                                              DEFAULT_GRID_YSIZE(i)));
6577
6578         // if that also fails, set current grid size to first available value
6579         if (grid_size_current[i][j] == NULL)
6580           grid_size_current[i][j] = grid_sizes[i][j];
6581       }
6582     }
6583   }
6584
6585   setup.touch.control_type = touch_control_current->identifier;
6586   setup.touch.move_distance = atoi(move_distance_current->identifier);
6587   setup.touch.drop_distance = atoi(drop_distance_current->identifier);
6588   setup.touch.transparency = atoi(transparency_current->identifier);
6589
6590   for (i = 0; i < 2; i++)
6591   {
6592     setup.touch.grid_xsize[i] = atoi(grid_size_current[i][0]->identifier);
6593     setup.touch.grid_ysize[i] = atoi(grid_size_current[i][1]->identifier);
6594
6595     if (i == GRID_ACTIVE_NR())
6596     {
6597       overlay.grid_xsize = setup.touch.grid_xsize[i];
6598       overlay.grid_ysize = setup.touch.grid_ysize[i];
6599     }
6600   }
6601
6602   // needed for displaying value text instead of identifier
6603   touch_controls_text = touch_control_current->name;
6604   move_distance_text = move_distance_current->name;
6605   drop_distance_text = drop_distance_current->name;
6606   transparency_text = transparency_current->name;
6607
6608   for (i = 0; i < 2; i++)
6609     for (j = 0; j < 2; j++)
6610       grid_size_text[i][j] = grid_size_current[i][j]->name;
6611
6612   setup_mode = SETUP_MODE_TOUCH;
6613
6614   DrawSetupScreen();
6615 }
6616
6617 static void execSetupArtwork(void)
6618 {
6619   static ArtworkDirTree *gfx_last_valid = NULL;
6620   static ArtworkDirTree *snd_last_valid = NULL;
6621   static ArtworkDirTree *mus_last_valid = NULL;
6622
6623   // current artwork directory may be invalid (level group, parent link)
6624   if (!validLevelSeries(artwork.gfx_current))
6625     artwork.gfx_current = getFirstValidTreeInfoEntry(gfx_last_valid);
6626   if (!validLevelSeries(artwork.snd_current))
6627     artwork.snd_current = getFirstValidTreeInfoEntry(snd_last_valid);
6628   if (!validLevelSeries(artwork.mus_current))
6629     artwork.mus_current = getFirstValidTreeInfoEntry(mus_last_valid);
6630
6631   // store valid artwork directory information
6632   gfx_last_valid = artwork.gfx_current;
6633   snd_last_valid = artwork.snd_current;
6634   mus_last_valid = artwork.mus_current;
6635
6636 #if 0
6637   Debug("screens:execSetupArtwork", "'%s', '%s', '%s'",
6638         artwork.gfx_current->subdir,
6639         artwork.gfx_current->fullpath,
6640         artwork.gfx_current->basepath);
6641 #endif
6642
6643   setup.graphics_set = artwork.gfx_current->identifier;
6644   setup.sounds_set = artwork.snd_current->identifier;
6645   setup.music_set = artwork.mus_current->identifier;
6646
6647   // needed if last screen (setup choice) changed graphics, sounds or music
6648   ReloadCustomArtwork(0);
6649
6650   // needed for displaying artwork name instead of artwork identifier
6651   graphics_set_name = artwork.gfx_current->name;
6652   sounds_set_name = artwork.snd_current->name;
6653   music_set_name = artwork.mus_current->name;
6654
6655   setup_mode = SETUP_MODE_ARTWORK;
6656
6657   DrawSetupScreen();
6658 }
6659
6660 static void execSetupChooseGraphics(void)
6661 {
6662   setup_mode = SETUP_MODE_CHOOSE_GRAPHICS;
6663
6664   DrawSetupScreen();
6665 }
6666
6667 static void execSetupChooseSounds(void)
6668 {
6669   setup_mode = SETUP_MODE_CHOOSE_SOUNDS;
6670
6671   DrawSetupScreen();
6672 }
6673
6674 static void execSetupChooseMusic(void)
6675 {
6676   setup_mode = SETUP_MODE_CHOOSE_MUSIC;
6677
6678   DrawSetupScreen();
6679 }
6680
6681 static void execSetupInput(void)
6682 {
6683   setup_mode = SETUP_MODE_INPUT;
6684
6685   DrawSetupScreen();
6686 }
6687
6688 static void execSetupShortcuts(void)
6689 {
6690   setup_mode = SETUP_MODE_SHORTCUTS;
6691
6692   DrawSetupScreen();
6693 }
6694
6695 static void execSetupShortcuts1(void)
6696 {
6697   setup_mode = SETUP_MODE_SHORTCUTS_1;
6698
6699   DrawSetupScreen();
6700 }
6701
6702 static void execSetupShortcuts2(void)
6703 {
6704   setup_mode = SETUP_MODE_SHORTCUTS_2;
6705
6706   DrawSetupScreen();
6707 }
6708
6709 static void execSetupShortcuts3(void)
6710 {
6711   setup_mode = SETUP_MODE_SHORTCUTS_3;
6712
6713   DrawSetupScreen();
6714 }
6715
6716 static void execSetupShortcuts4(void)
6717 {
6718   setup_mode = SETUP_MODE_SHORTCUTS_4;
6719
6720   DrawSetupScreen();
6721 }
6722
6723 static void execSetupShortcuts5(void)
6724 {
6725   setup_mode = SETUP_MODE_SHORTCUTS_5;
6726
6727   DrawSetupScreen();
6728 }
6729
6730 static void execExitSetup(void)
6731 {
6732   SetGameStatus(GAME_MODE_MAIN);
6733
6734   DrawMainMenu();
6735 }
6736
6737 static void execSaveAndExitSetup(void)
6738 {
6739   SaveSetup();
6740   execExitSetup();
6741 }
6742
6743 static void execGadgetNetworkServer(void)
6744 {
6745   int gadget_id = SCREEN_CTRL_ID_NETWORK_SERVER;
6746   struct GadgetInfo *gi = screen_gadget[gadget_id];
6747
6748   if (strEqual(setup.network_server_hostname, STR_NETWORK_AUTO_DETECT))
6749     network_server_hostname[0] = '\0';
6750
6751   ModifyGadget(gi, GDI_TEXT_VALUE, network_server_hostname, GDI_END);
6752
6753   MapGadget(gi);
6754
6755   ClickOnGadget(gi, MB_LEFTBUTTON);
6756 }
6757
6758 static void execOfferUploadTapes(void)
6759 {
6760   OfferUploadTapes();
6761 }
6762
6763 static void ToggleNetworkModeIfNeeded(void)
6764 {
6765   int font_title = FONT_TITLE_1;
6766   int font_foot = FC_BLUE;
6767   int ystart  = mSY - SY + 16;
6768   int ybottom = mSY - SY + SYSIZE - 20;
6769   char *text = (setup.network_mode ? "Start Network" : "Stop Network");
6770
6771   if (setup.network_mode == network.enabled)
6772     return;
6773
6774   network.enabled = setup.network_mode;
6775
6776   FadeOut(REDRAW_ALL);
6777
6778   ClearField();
6779
6780   DrawTextSCentered(ystart, font_title, text);
6781
6782   FadeIn(REDRAW_ALL);
6783
6784   if (network.enabled)
6785     InitNetworkServer();
6786   else
6787     DisconnectFromNetworkServer();
6788
6789   DrawTextSCentered(ybottom, font_foot,
6790                     "Press any key or button for setup menu");
6791
6792   WaitForEventToContinue();
6793
6794   DrawSetupScreen();
6795 }
6796
6797 static void ToggleGameSpeedsListIfNeeded(void)
6798 {
6799   boolean using_game_speeds_extended = (game_speeds == game_speeds_extended);
6800
6801   if (setup.game_speed_extended == using_game_speeds_extended)
6802     return;
6803
6804   // try to match similar values when changing game speeds list
6805   if (setup.game_speed_extended)
6806     setup.game_frame_delay = (setup.game_frame_delay == 15 ? 16 :
6807                               setup.game_frame_delay == 30 ? 29 :
6808                               setup.game_frame_delay);
6809   else
6810     setup.game_frame_delay = (setup.game_frame_delay == 14 ? 15 :
6811                               setup.game_frame_delay == 16 ? 15 :
6812                               setup.game_frame_delay >= 29 ? 30 :
6813                               setup.game_frame_delay <= 10 ? 10 :
6814                               setup.game_frame_delay);
6815
6816   execSetupGame_setGameSpeeds(TRUE);
6817
6818   DrawSetupScreen();
6819 }
6820
6821 static void ModifyGameSpeedIfNeeded(void)
6822 {
6823   if (strEqual(setup.vsync_mode, STR_VSYNC_MODE_OFF) ||
6824       setup.game_frame_delay <= MAX_VSYNC_FRAME_DELAY)
6825     return;
6826
6827   char message[100];
6828   char *game_speed_text = "Fast";
6829   int game_speed_value = 15;
6830
6831   if (setup.game_speed_extended)
6832   {
6833     game_speed_text = "60 fps";
6834     game_speed_value = 16;
6835   }
6836
6837   sprintf(message, "Game speed set to %s for VSync to work!", game_speed_text);
6838
6839   // set game speed to existing list value that is fast enough for vsync
6840   setup.game_frame_delay = game_speed_value;
6841
6842   execSetupGame_setGameSpeeds(TRUE);
6843
6844   Request(message, REQ_CONFIRM);
6845 }
6846
6847 static void DisableVsyncIfNeeded(void)
6848 {
6849   if (strEqual(setup.vsync_mode, STR_VSYNC_MODE_OFF) ||
6850       (setup.game_frame_delay >= MIN_VSYNC_FRAME_DELAY &&
6851        setup.game_frame_delay <= MAX_VSYNC_FRAME_DELAY))
6852     return;
6853
6854   // disable vsync for the selected game speed to work
6855   setup.vsync_mode = STR_VSYNC_MODE_OFF;
6856
6857   execSetupGraphics_setVsyncModes(TRUE);
6858
6859   Request("VSync disabled for this game speed to work!", REQ_CONFIRM);
6860 }
6861
6862 static struct
6863 {
6864   void *value;
6865   void *related_value;
6866 } hide_related_entry_list[] =
6867 {
6868   { &setup.game_frame_delay,            execSetupChooseGameSpeed        },
6869   { &setup.game_frame_delay,            &game_speed_text                },
6870
6871   { &setup.scroll_delay_value,          execSetupChooseScrollDelay      },
6872   { &setup.scroll_delay_value,          &scroll_delay_text              },
6873
6874   { &setup.engine_snapshot_mode,        execSetupChooseSnapshotMode     },
6875   { &setup.engine_snapshot_mode,        &snapshot_mode_text             },
6876
6877   { &setup.window_scaling_percent,      execSetupChooseWindowSize       },
6878   { &setup.window_scaling_percent,      &window_size_text               },
6879
6880   { &setup.window_scaling_quality,      execSetupChooseScalingType      },
6881   { &setup.window_scaling_quality,      &scaling_type_text              },
6882
6883   { &setup.screen_rendering_mode,       execSetupChooseRenderingMode    },
6884   { &setup.screen_rendering_mode,       &rendering_mode_text            },
6885
6886   { &setup.vsync_mode,                  execSetupChooseVsyncMode        },
6887   { &setup.vsync_mode,                  &vsync_mode_text                },
6888
6889   { &setup.graphics_set,                execSetupChooseGraphics         },
6890   { &setup.graphics_set,                &graphics_set_name              },
6891
6892   { &setup.sounds_set,                  execSetupChooseSounds           },
6893   { &setup.sounds_set,                  &sounds_set_name                },
6894
6895   { &setup.music_set,                   execSetupChooseMusic            },
6896   { &setup.music_set,                   &music_set_name                 },
6897
6898   { &setup.volume_simple,               execSetupChooseVolumeSimple     },
6899   { &setup.volume_simple,               &volume_simple_text             },
6900
6901   { &setup.volume_loops,                execSetupChooseVolumeLoops      },
6902   { &setup.volume_loops,                &volume_loops_text              },
6903
6904   { &setup.volume_music,                execSetupChooseVolumeMusic      },
6905   { &setup.volume_music,                &volume_music_text              },
6906
6907   { &setup.touch.control_type,          execSetupChooseTouchControls    },
6908   { &setup.touch.control_type,          &touch_controls_text            },
6909
6910   { &setup.touch.move_distance,         execSetupChooseMoveDistance     },
6911   { &setup.touch.move_distance,         &move_distance_text             },
6912
6913   { &setup.touch.drop_distance,         execSetupChooseDropDistance     },
6914   { &setup.touch.drop_distance,         &drop_distance_text             },
6915
6916   { &setup.touch.transparency,          execSetupChooseTransparency     },
6917   { &setup.touch.transparency,          &transparency_text              },
6918
6919   { &setup.touch.grid_xsize[0],         execSetupChooseGridXSize_0      },
6920   { &setup.touch.grid_xsize[0],         &grid_size_text[0][0]           },
6921
6922   { &setup.touch.grid_ysize[0],         execSetupChooseGridYSize_0      },
6923   { &setup.touch.grid_ysize[0],         &grid_size_text[0][1]           },
6924
6925   { &setup.touch.grid_xsize[1],         execSetupChooseGridXSize_1      },
6926   { &setup.touch.grid_xsize[1],         &grid_size_text[1][0]           },
6927
6928   { &setup.touch.grid_ysize[1],         execSetupChooseGridYSize_1      },
6929   { &setup.touch.grid_ysize[1],         &grid_size_text[1][1]           },
6930
6931   { &setup.internal.menu_game,          execSetupGame                   },
6932   { &setup.internal.menu_engines,       execSetupEngines                },
6933   { &setup.internal.menu_editor,        execSetupEditor                 },
6934   { &setup.internal.menu_graphics,      execSetupGraphics               },
6935   { &setup.internal.menu_sound,         execSetupSound                  },
6936   { &setup.internal.menu_artwork,       execSetupArtwork                },
6937   { &setup.internal.menu_input,         execSetupInput                  },
6938   { &setup.internal.menu_touch,         execSetupTouch                  },
6939   { &setup.internal.menu_shortcuts,     execSetupShortcuts              },
6940   { &setup.internal.menu_exit,          execExitSetup                   },
6941   { &setup.internal.menu_save_and_exit, execSaveAndExitSetup            },
6942
6943   { NULL,                               NULL                            }
6944 };
6945
6946 void setHideRelatedSetupEntries(void)
6947 {
6948   int i;
6949
6950   for (i = 0; hide_related_entry_list[i].value != NULL; i++)
6951     if (hideSetupEntry(hide_related_entry_list[i].value))
6952       setHideSetupEntry(hide_related_entry_list[i].related_value);
6953 }
6954
6955 static struct TokenInfo setup_info_main[] =
6956 {
6957   { TYPE_ENTER_MENU,    execSetupGame,          STR_SETUP_GAME          },
6958   { TYPE_ENTER_MENU,    execSetupEngines,       STR_SETUP_ENGINES       },
6959   { TYPE_ENTER_MENU,    execSetupEditor,        STR_SETUP_EDITOR        },
6960   { TYPE_ENTER_MENU,    execSetupGraphics,      STR_SETUP_GRAPHICS      },
6961   { TYPE_ENTER_MENU,    execSetupSound,         STR_SETUP_SOUND         },
6962   { TYPE_ENTER_MENU,    execSetupArtwork,       STR_SETUP_ARTWORK       },
6963   { TYPE_ENTER_MENU,    execSetupInput,         STR_SETUP_INPUT         },
6964   { TYPE_ENTER_MENU,    execSetupTouch,         STR_SETUP_TOUCH         },
6965   { TYPE_ENTER_MENU,    execSetupShortcuts,     STR_SETUP_SHORTCUTS     },
6966   { TYPE_EMPTY,         NULL,                   ""                      },
6967   { TYPE_LEAVE_MENU,    execExitSetup,          STR_SETUP_EXIT          },
6968   { TYPE_LEAVE_MENU,    execSaveAndExitSetup,   STR_SETUP_SAVE_AND_EXIT },
6969
6970   { 0,                  NULL,                   NULL                    }
6971 };
6972
6973 static struct TokenInfo setup_info_game[] =
6974 {
6975   { TYPE_SWITCH,        &setup.team_mode,       "Team-Mode (Multi-Player):" },
6976   { TYPE_SWITCH,        &setup.network_mode,    "Network Multi-Player Mode:" },
6977   { TYPE_PLAYER,        &setup.network_player_nr,"Preferred Network Player:" },
6978   { TYPE_TEXT_INPUT,    execGadgetNetworkServer, "Network Server Hostname:" },
6979   { TYPE_STRING,        &network_server_text,   ""                      },
6980   { TYPE_SWITCH,        &setup.use_api_server,  "Use Highscore Server:" },
6981   { TYPE_SWITCH,        &setup.only_show_local_scores, "Only Show Local Scores:" },
6982   { TYPE_ENTER_LIST,    execOfferUploadTapes,   "Upload All Tapes to Server" },
6983   { TYPE_SWITCH,        &setup.multiple_users,  "Multiple Users/Teams:" },
6984   { TYPE_YES_NO,        &setup.input_on_focus,  "Only Move Focussed Player:" },
6985   { TYPE_SWITCH,        &setup.time_limit,      "Time Limit:"           },
6986   { TYPE_SWITCH,        &setup.handicap,        "Handicap:"             },
6987   { TYPE_SWITCH,        &setup.skip_levels,     "Skip Unsolved Levels:" },
6988   { TYPE_SWITCH,        &setup.increment_levels,"Increment Solved Levels:" },
6989   { TYPE_SWITCH,        &setup.auto_play_next_level,"Auto-play Next Level:" },
6990   { TYPE_SWITCH,        &setup.count_score_after_game,"Count Score After Game:" },
6991   { TYPE_SWITCH,        &setup.show_scores_after_game,"Show Scores After Game:" },
6992   { TYPE_YES_NO,        &setup.ask_on_game_over, "Ask on Game Over:"    },
6993   { TYPE_YES_NO,        &setup.ask_on_quit_game, "Ask on Quit Game:"    },
6994   { TYPE_YES_NO,        &setup.ask_on_quit_program, "Ask on Quit Program:" },
6995   { TYPE_SWITCH,        &setup.autorecord,      "Auto-Record Tapes:"    },
6996   { TYPE_ENTER_LIST,    execSetupChooseGameSpeed, "Game Speed:"         },
6997   { TYPE_STRING,        &game_speed_text,       ""                      },
6998   { TYPE_SWITCH,        &setup.game_speed_extended, "Game Speed Extended List:" },
6999 #if 1
7000   { TYPE_ENTER_LIST,    execSetupChooseScrollDelay, "Scroll Delay:"     },
7001   { TYPE_STRING,        &scroll_delay_text,     ""                      },
7002 #endif
7003   { TYPE_ENTER_LIST, execSetupChooseSnapshotMode,"Game Engine Snapshot Mode:" },
7004   { TYPE_STRING,        &snapshot_mode_text,    ""                      },
7005   { TYPE_SWITCH,        &setup.show_load_save_buttons,"Show Load/Save Buttons:" },
7006   { TYPE_SWITCH,        &setup.show_undo_redo_buttons,"Show Undo/Redo Buttons:" },
7007   { TYPE_EMPTY,         NULL,                   ""                      },
7008   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7009
7010   { 0,                  NULL,                   NULL                    }
7011 };
7012
7013 static struct TokenInfo setup_info_engines[] =
7014 {
7015   { TYPE_HEADLINE,      NULL,                   "Emerald Mine"          },
7016   { TYPE_SWITCH,        &setup.forced_scroll_delay, "Scroll Delay:"     },
7017   { TYPE_ECS_AGA,       &setup.prefer_aga_graphics, "Amiga Graphics Chipset:" },
7018   { TYPE_SWITCH,        &setup.prefer_lowpass_sounds,"Low-Pass Filter Sounds:" },
7019   { TYPE_SWITCH,        &setup.prefer_extra_panel_items,"Show Dynamite and Keys:" },
7020   { TYPE_EMPTY,         NULL,                   ""                      },
7021   { TYPE_HEADLINE,      NULL,                   "Supaplex"              },
7022   { TYPE_SWITCH,        &setup.sp_show_border_elements, "Border Elements:" },
7023   { TYPE_EMPTY,         NULL,                   ""                      },
7024   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7025
7026   { 0,                  NULL,                   NULL                    }
7027 };
7028
7029 static struct TokenInfo setup_info_editor[] =
7030 {
7031 #if 0
7032   { TYPE_SWITCH,        &setup.editor.el_boulderdash,   "Boulder Dash:" },
7033   { TYPE_SWITCH,        &setup.editor.el_emerald_mine,  "Emerald Mine:" },
7034   { TYPE_SWITCH, &setup.editor.el_emerald_mine_club,    "Emerald Mine Club:" },
7035   { TYPE_SWITCH,        &setup.editor.el_more,          "Rocks'n'Diamonds:" },
7036   { TYPE_SWITCH,        &setup.editor.el_sokoban,       "Sokoban:"      },
7037   { TYPE_SWITCH,        &setup.editor.el_supaplex,      "Supaplex:"     },
7038   { TYPE_SWITCH,        &setup.editor.el_diamond_caves, "Diamond Caves II:" },
7039   { TYPE_SWITCH,        &setup.editor.el_dx_boulderdash,"DX-Boulderdash:" },
7040   { TYPE_SWITCH,        &setup.editor.el_chars,         "Text Characters:" },
7041   { TYPE_SWITCH, &setup.editor.el_steel_chars, "Text Characters (Steel):" },
7042 #endif
7043   { TYPE_SWITCH,        &setup.editor.el_classic,  "Classic Elements:" },
7044   { TYPE_SWITCH,        &setup.editor.el_custom,  "Custom & Group Elements:" },
7045 #if 0
7046   { TYPE_SWITCH,        &setup.editor.el_headlines,     "Headlines:"    },
7047 #endif
7048   { TYPE_SWITCH, &setup.editor.el_user_defined, "User defined element list:" },
7049   { TYPE_SWITCH,        &setup.editor.el_dynamic,  "Dynamic level elements:" },
7050   { TYPE_EMPTY,         NULL,                   ""                      },
7051 #if 0
7052   { TYPE_SWITCH,        &setup.editor.el_by_game,   "Show elements by game:" },
7053   { TYPE_SWITCH,        &setup.editor.el_by_type,   "Show elements by type:" },
7054   { TYPE_EMPTY,         NULL,                   ""                      },
7055 #endif
7056   { TYPE_SWITCH, &setup.editor.show_element_token,      "Show element token:" },
7057   { TYPE_EMPTY,         NULL,                   ""                      },
7058   { TYPE_SWITCH, &setup.editor.show_read_only_warning,  "Show read-only warning:" },
7059   { TYPE_EMPTY,         NULL,                   ""                      },
7060   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7061
7062   { 0,                  NULL,                   NULL                    }
7063 };
7064
7065 static struct TokenInfo setup_info_graphics[] =
7066 {
7067 #if !defined(PLATFORM_ANDROID)
7068   { TYPE_SWITCH,        &setup.fullscreen,      "Fullscreen:"           },
7069   { TYPE_ENTER_LIST,    execSetupChooseWindowSize, "Window Scaling:"    },
7070   { TYPE_STRING,        &window_size_text,      ""                      },
7071   { TYPE_ENTER_LIST,    execSetupChooseScalingType, "Anti-Aliasing:"    },
7072   { TYPE_STRING,        &scaling_type_text,     ""                      },
7073   { TYPE_ENTER_LIST,    execSetupChooseRenderingMode, "Special Rendering:" },
7074   { TYPE_STRING,        &rendering_mode_text,   ""                      },
7075 #endif
7076 #if 0
7077   { TYPE_ENTER_LIST,    execSetupChooseScrollDelay, "Scroll Delay:"     },
7078   { TYPE_STRING,        &scroll_delay_text,     ""                      },
7079 #endif
7080   { TYPE_ENTER_LIST,    execSetupChooseVsyncMode, "Vertical Sync (VSync):" },
7081   { TYPE_STRING,        &vsync_mode_text,       ""                      },
7082   { TYPE_SWITCH,        &setup.fade_screens,    "Fade Screens:"         },
7083   { TYPE_SWITCH,        &setup.quick_switch,    "Quick Player Focus Switch:" },
7084   { TYPE_SWITCH,        &setup.quick_doors,     "Quick Menu Doors:"     },
7085   { TYPE_SWITCH,        &setup.show_titlescreen,"Show Title Screens:"   },
7086   { TYPE_SWITCH,        &setup.toons,           "Show Menu Animations:" },
7087   { TYPE_SWITCH,        &setup.small_game_graphics, "Small Game Graphics:" },
7088   { TYPE_YES_NO_AUTO,   &setup.debug.xsn_mode,  debug_xsn_mode          },
7089   { TYPE_EMPTY,         NULL,                   ""                      },
7090   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7091
7092   { 0,                  NULL,                   NULL                    }
7093 };
7094
7095 static struct TokenInfo setup_info_sound[] =
7096 {
7097   { TYPE_SWITCH,        &setup.sound_simple,    "Sound Effects (Normal):"  },
7098   { TYPE_SWITCH,        &setup.sound_loops,     "Sound Effects (Looping):" },
7099   { TYPE_SWITCH,        &setup.sound_music,     "Music:"                },
7100   { TYPE_EMPTY,         NULL,                   ""                      },
7101   { TYPE_ENTER_LIST,    execSetupChooseVolumeSimple, "Sound Volume (Normal):" },
7102   { TYPE_STRING,        &volume_simple_text,    ""                      },
7103   { TYPE_ENTER_LIST,    execSetupChooseVolumeLoops, "Sound Volume (Looping):" },
7104   { TYPE_STRING,        &volume_loops_text,     ""                      },
7105   { TYPE_ENTER_LIST,    execSetupChooseVolumeMusic, "Music Volume:"     },
7106   { TYPE_STRING,        &volume_music_text,     ""                      },
7107   { TYPE_EMPTY,         NULL,                   ""                      },
7108   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7109
7110   { 0,                  NULL,                   NULL                    }
7111 };
7112
7113 static struct TokenInfo setup_info_artwork[] =
7114 {
7115   { TYPE_ENTER_LIST,    execSetupChooseGraphics,"Custom Graphics:"      },
7116   { TYPE_STRING,        &graphics_set_name,     ""                      },
7117   { TYPE_ENTER_LIST,    execSetupChooseSounds,  "Custom Sounds:"        },
7118   { TYPE_STRING,        &sounds_set_name,       ""                      },
7119   { TYPE_ENTER_LIST,    execSetupChooseMusic,   "Custom Music:"         },
7120   { TYPE_STRING,        &music_set_name,        ""                      },
7121   { TYPE_EMPTY,         NULL,                   ""                      },
7122   { TYPE_YES_NO_AUTO,&setup.override_level_graphics,"Override Level Graphics:"},
7123   { TYPE_YES_NO_AUTO,&setup.override_level_sounds,  "Override Level Sounds:"  },
7124   { TYPE_YES_NO_AUTO,&setup.override_level_music,   "Override Level Music:"   },
7125   { TYPE_EMPTY,         NULL,                   ""                      },
7126   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7127
7128   { 0,                  NULL,                   NULL                    }
7129 };
7130
7131 static struct TokenInfo setup_info_input[] =
7132 {
7133   { TYPE_SWITCH,        NULL,                   "Player:"               },
7134   { TYPE_SWITCH,        NULL,                   "Device:"               },
7135   { TYPE_SWITCH,        NULL,                   ""                      },
7136   { TYPE_SKIPPABLE,     NULL,                   ""                      },
7137   { TYPE_EMPTY,         NULL,                   ""                      },
7138   { TYPE_EMPTY,         NULL,                   ""                      },
7139   { TYPE_EMPTY,         NULL,                   ""                      },
7140   { TYPE_EMPTY,         NULL,                   ""                      },
7141   { TYPE_EMPTY,         NULL,                   ""                      },
7142   { TYPE_EMPTY,         NULL,                   ""                      },
7143   { TYPE_EMPTY,         NULL,                   ""                      },
7144   { TYPE_EMPTY,         NULL,                   ""                      },
7145   { TYPE_SKIPPABLE,     NULL,                   ""                      },
7146   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7147
7148   { 0,                  NULL,                   NULL                    }
7149 };
7150
7151 static struct TokenInfo setup_info_touch[] =
7152 {
7153   { TYPE_ENTER_LIST,    execSetupChooseTouchControls, "Touch Control Type:" },
7154   { TYPE_STRING,        &touch_controls_text,   ""                      },
7155   { TYPE_EMPTY,         NULL,                   ""                      },
7156   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7157
7158   { 0,                  NULL,                   NULL                    }
7159 };
7160
7161 static struct TokenInfo setup_info_touch_virtual_buttons_0[] =
7162 {
7163   { TYPE_ENTER_LIST,    execSetupChooseTouchControls, "Touch Control Type:" },
7164   { TYPE_STRING,        &touch_controls_text,   ""                      },
7165   { TYPE_EMPTY,         NULL,                   ""                      },
7166   { TYPE_ENTER_LIST,    execSetupChooseGridXSize_0, "Horizontal Buttons (Landscape):"   },
7167   { TYPE_STRING,        &grid_size_text[0][0],  ""                      },
7168   { TYPE_ENTER_LIST,    execSetupChooseGridYSize_0, "Vertical Buttons (Landscape):"     },
7169   { TYPE_STRING,        &grid_size_text[0][1],  ""                      },
7170   { TYPE_ENTER_LIST,    execSetupChooseTransparency, "Button Transparency:" },
7171   { TYPE_STRING,        &transparency_text,     ""                      },
7172   { TYPE_SWITCH,        &setup.touch.draw_outlined, "Draw Buttons Outlined:" },
7173   { TYPE_SWITCH,        &setup.touch.draw_pressed, "Highlight Pressed Buttons:" },
7174   { TYPE_EMPTY,         NULL,                   ""                      },
7175   { TYPE_ENTER_LIST,    execSetupConfigureVirtualButtons, "Configure Virtual Buttons" },
7176   { TYPE_EMPTY,         NULL,                   ""                      },
7177   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7178
7179   { 0,                  NULL,                   NULL                    }
7180 };
7181
7182 static struct TokenInfo setup_info_touch_virtual_buttons_1[] =
7183 {
7184   { TYPE_ENTER_LIST,    execSetupChooseTouchControls, "Touch Control Type:" },
7185   { TYPE_STRING,        &touch_controls_text,   ""                      },
7186   { TYPE_EMPTY,         NULL,                   ""                      },
7187   { TYPE_ENTER_LIST,    execSetupChooseGridXSize_1, "Horizontal Buttons (Portrait):"    },
7188   { TYPE_STRING,        &grid_size_text[1][0],  ""                      },
7189   { TYPE_ENTER_LIST,    execSetupChooseGridYSize_1, "Vertical Buttons (Portrait):"      },
7190   { TYPE_STRING,        &grid_size_text[1][1],  ""                      },
7191   { TYPE_ENTER_LIST,    execSetupChooseTransparency, "Button Transparency:" },
7192   { TYPE_STRING,        &transparency_text,     ""                      },
7193   { TYPE_SWITCH,        &setup.touch.draw_outlined, "Draw Buttons Outlined:" },
7194   { TYPE_SWITCH,        &setup.touch.draw_pressed, "Highlight Pressed Buttons:" },
7195   { TYPE_EMPTY,         NULL,                   ""                      },
7196   { TYPE_ENTER_LIST,    execSetupConfigureVirtualButtons, "Configure Virtual Buttons" },
7197   { TYPE_EMPTY,         NULL,                   ""                      },
7198   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7199
7200   { 0,                  NULL,                   NULL                    }
7201 };
7202
7203 static struct TokenInfo *setup_info_touch_virtual_buttons[] =
7204 {
7205   setup_info_touch_virtual_buttons_0,
7206   setup_info_touch_virtual_buttons_1
7207 };
7208
7209 static struct TokenInfo setup_info_touch_wipe_gestures[] =
7210 {
7211   { TYPE_ENTER_LIST,    execSetupChooseTouchControls, "Touch Control Type:" },
7212   { TYPE_STRING,        &touch_controls_text,   ""                      },
7213   { TYPE_EMPTY,         NULL,                   ""                      },
7214   { TYPE_ENTER_LIST,    execSetupChooseMoveDistance, "Move Trigger Distance:" },
7215   { TYPE_STRING,        &move_distance_text,    ""                      },
7216   { TYPE_ENTER_LIST,    execSetupChooseDropDistance, "Drop Trigger Distance:" },
7217   { TYPE_STRING,        &drop_distance_text,    ""                      },
7218   { TYPE_EMPTY,         NULL,                   ""                      },
7219   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7220
7221   { 0,                  NULL,                   NULL                    }
7222 };
7223
7224 static struct TokenInfo setup_info_shortcuts[] =
7225 {
7226   { TYPE_ENTER_MENU,    execSetupShortcuts1,    "Various Keys"          },
7227   { TYPE_ENTER_MENU,    execSetupShortcuts2,    "Player Focus"          },
7228   { TYPE_ENTER_MENU,    execSetupShortcuts3,    "Tape Buttons"          },
7229   { TYPE_ENTER_MENU,    execSetupShortcuts4,    "Sound & Music"         },
7230   { TYPE_ENTER_MENU,    execSetupShortcuts5,    "TAS Snap Keys"         },
7231   { TYPE_EMPTY,         NULL,                   ""                      },
7232   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7233
7234   { 0,                  NULL,                   NULL                    }
7235 };
7236
7237 static struct TokenInfo setup_info_shortcuts_1[] =
7238 {
7239   { TYPE_KEYTEXT,       NULL,           "Quick Save Game to Tape:",     },
7240   { TYPE_KEY,           &setup.shortcut.save_game, ""                   },
7241   { TYPE_KEYTEXT,       NULL,           "Quick Load Game from Tape:",   },
7242   { TYPE_KEY,           &setup.shortcut.load_game, ""                   },
7243   { TYPE_KEYTEXT,       NULL,           "Start Game & Toggle Pause:",   },
7244   { TYPE_KEY,           &setup.shortcut.toggle_pause, ""                },
7245   { TYPE_EMPTY,         NULL,                   ""                      },
7246   { TYPE_YES_NO,        &setup.ask_on_escape,   "Ask on 'Esc' Key:"     },
7247   { TYPE_YES_NO, &setup.ask_on_escape_editor,   "Ask on 'Esc' Key (Editor):" },
7248   { TYPE_EMPTY,         NULL,                   ""                      },
7249   { TYPE_LEAVE_MENU,    execSetupShortcuts,     "Back"                  },
7250
7251   { 0,                  NULL,                   NULL                    }
7252 };
7253
7254 static struct TokenInfo setup_info_shortcuts_2[] =
7255 {
7256   { TYPE_KEYTEXT,       NULL,           "Set Focus to Player 1:",       },
7257   { TYPE_KEY,           &setup.shortcut.focus_player[0], ""             },
7258   { TYPE_KEYTEXT,       NULL,           "Set Focus to Player 2:",       },
7259   { TYPE_KEY,           &setup.shortcut.focus_player[1], ""             },
7260   { TYPE_KEYTEXT,       NULL,           "Set Focus to Player 3:",       },
7261   { TYPE_KEY,           &setup.shortcut.focus_player[2], ""             },
7262   { TYPE_KEYTEXT,       NULL,           "Set Focus to Player 4:",       },
7263   { TYPE_KEY,           &setup.shortcut.focus_player[3], ""             },
7264   { TYPE_KEYTEXT,       NULL,           "Set Focus to All Players:",    },
7265   { TYPE_KEY,           &setup.shortcut.focus_player_all, ""            },
7266   { TYPE_EMPTY,         NULL,                   ""                      },
7267   { TYPE_LEAVE_MENU,    execSetupShortcuts,     "Back"                  },
7268
7269   { 0,                  NULL,                   NULL                    }
7270 };
7271
7272 static struct TokenInfo setup_info_shortcuts_3[] =
7273 {
7274   { TYPE_KEYTEXT,       NULL,                   "Eject Tape:",          },
7275   { TYPE_KEY,           &setup.shortcut.tape_eject, ""                  },
7276   { TYPE_KEYTEXT,       NULL,                   "Warp / Single Step:",  },
7277   { TYPE_KEY,           &setup.shortcut.tape_extra, ""                  },
7278   { TYPE_KEYTEXT,       NULL,                   "Stop Tape:",           },
7279   { TYPE_KEY,           &setup.shortcut.tape_stop, ""                   },
7280   { TYPE_KEYTEXT,       NULL,                   "Pause / Unpause Tape:",},
7281   { TYPE_KEY,           &setup.shortcut.tape_pause, ""                  },
7282   { TYPE_KEYTEXT,       NULL,                   "Record Tape:",         },
7283   { TYPE_KEY,           &setup.shortcut.tape_record, ""                 },
7284   { TYPE_KEYTEXT,       NULL,                   "Play Tape:",           },
7285   { TYPE_KEY,           &setup.shortcut.tape_play, ""                   },
7286   { TYPE_EMPTY,         NULL,                   ""                      },
7287   { TYPE_LEAVE_MENU,    execSetupShortcuts,     "Back"                  },
7288
7289   { 0,                  NULL,                   NULL                    }
7290 };
7291
7292 static struct TokenInfo setup_info_shortcuts_4[] =
7293 {
7294   { TYPE_KEYTEXT,       NULL,           "Toggle Sound Effects (Normal):", },
7295   { TYPE_KEY,           &setup.shortcut.sound_simple, ""                },
7296   { TYPE_KEYTEXT,       NULL,           "Toggle Sound Effects (Looping):", },
7297   { TYPE_KEY,           &setup.shortcut.sound_loops, ""                 },
7298   { TYPE_KEYTEXT,       NULL,           "Toggle Music:",                },
7299   { TYPE_KEY,           &setup.shortcut.sound_music, ""                 },
7300   { TYPE_EMPTY,         NULL,                   ""                      },
7301   { TYPE_LEAVE_MENU,    execSetupShortcuts,     "Back"                  },
7302
7303   { 0,                  NULL,                   NULL                    }
7304 };
7305
7306 static struct TokenInfo setup_info_shortcuts_5[] =
7307 {
7308   { TYPE_KEYTEXT,       NULL,                   "Snap Left:",           },
7309   { TYPE_KEY,           &setup.shortcut.snap_left, ""                   },
7310   { TYPE_KEYTEXT,       NULL,                   "Snap Right:",          },
7311   { TYPE_KEY,           &setup.shortcut.snap_right, ""                  },
7312   { TYPE_KEYTEXT,       NULL,                   "Snap Up:",             },
7313   { TYPE_KEY,           &setup.shortcut.snap_up, ""                     },
7314   { TYPE_KEYTEXT,       NULL,                   "Snap Down:",           },
7315   { TYPE_KEY,           &setup.shortcut.snap_down, ""                   },
7316   { TYPE_EMPTY,         NULL,                   ""                      },
7317   { TYPE_LEAVE_MENU,    execSetupShortcuts,     "Back"                  },
7318
7319   { 0,                  NULL,                   NULL                    }
7320 };
7321
7322 static Key getSetupKey(void)
7323 {
7324   Key key = KSYM_UNDEFINED;
7325   boolean got_key_event = FALSE;
7326
7327   while (!got_key_event)
7328   {
7329     Event event;
7330
7331     if (NextValidEvent(&event))
7332     {
7333       switch (event.type)
7334       {
7335         case EVENT_KEYPRESS:
7336           {
7337             key = GetEventKey((KeyEvent *)&event, TRUE);
7338
7339             // press 'Escape' or 'Enter' to keep the existing key binding
7340             if (key == KSYM_Escape || key == KSYM_Return)
7341               key = KSYM_UNDEFINED;     // keep old value
7342
7343             got_key_event = TRUE;
7344           }
7345           break;
7346
7347         case EVENT_KEYRELEASE:
7348           key_joystick_mapping = 0;
7349           break;
7350
7351         default:
7352           HandleOtherEvents(&event);
7353           break;
7354       }
7355     }
7356
7357     BackToFront();
7358   }
7359
7360   return key;
7361 }
7362
7363 static int getSetupValueFont(int type, void *value)
7364 {
7365   if (type & TYPE_GHOSTED)
7366     return FONT_OPTION_OFF;
7367   else if (type & TYPE_KEY)
7368     return (type & TYPE_QUERY ? FONT_INPUT_1_ACTIVE : FONT_VALUE_1);
7369   else if (type & TYPE_STRING)
7370     return FONT_VALUE_2;
7371   else if (type & TYPE_ECS_AGA)
7372     return FONT_VALUE_1;
7373   else if (type & TYPE_BOOLEAN_STYLE)
7374     return (*(boolean *)value ? FONT_OPTION_ON : FONT_OPTION_OFF);
7375   else if (type & TYPE_YES_NO_AUTO)
7376     return (*(int *)value == AUTO  ? FONT_OPTION_ON :
7377             *(int *)value == FALSE ? FONT_OPTION_OFF : FONT_OPTION_ON);
7378   else if (type & TYPE_PLAYER)
7379     return FONT_VALUE_1;
7380   else
7381     return FONT_VALUE_1;
7382 }
7383
7384 static int getSetupValueFontNarrow(int type, int font_nr)
7385 {
7386   return (font_nr == FONT_VALUE_1    ? FONT_VALUE_NARROW :
7387           font_nr == FONT_OPTION_ON  ? FONT_OPTION_ON_NARROW :
7388           font_nr == FONT_OPTION_OFF ? FONT_OPTION_OFF_NARROW :
7389           font_nr);
7390 }
7391
7392 static void drawSetupValue(int screen_pos, int setup_info_pos_raw)
7393 {
7394   int si_pos = (setup_info_pos_raw < 0 ? screen_pos : setup_info_pos_raw);
7395   struct TokenInfo *si = &setup_info[si_pos];
7396   boolean font_draw_xoffset_modified = FALSE;
7397   boolean scrollbar_needed = (num_setup_info < max_setup_info);
7398   int font_draw_xoffset_old = -1;
7399   int xoffset = (scrollbar_needed ? -1 : 0);
7400   int menu_screen_value_xpos = MENU_SCREEN_VALUE_XPOS + xoffset;
7401   int menu_screen_max_xpos = MENU_SCREEN_MAX_XPOS + xoffset;
7402   int xpos = menu_screen_value_xpos;
7403   int ypos = MENU_SCREEN_START_YPOS + screen_pos;
7404   int startx = mSX + xpos * 32;
7405   int starty = mSY + ypos * 32;
7406   int type = si->type;
7407   void *value = si->value;
7408   char *value_string = getSetupValue(type, value);
7409   int font_nr_default = getSetupValueFont(type, value);
7410   int font_width_default = getFontWidth(font_nr_default);
7411   int font_nr = font_nr_default;
7412   int i;
7413
7414   if (value_string == NULL)
7415     return;
7416
7417   if (type & TYPE_KEY)
7418   {
7419     xpos = MENU_SCREEN_START_XPOS;
7420
7421     if (type & TYPE_QUERY)
7422       value_string = "<press key>";
7423   }
7424   else if (type & TYPE_STRING)
7425   {
7426     int max_value_len = (SXSIZE - 2 * TILEX) / font_width_default;
7427
7428     xpos = MENU_SCREEN_START_XPOS;
7429
7430     if (strlen(value_string) > max_value_len)
7431       value_string[max_value_len] = '\0';
7432   }
7433   else if (type & TYPE_YES_NO_AUTO)
7434   {
7435     xpos = menu_screen_value_xpos - 1;
7436   }
7437   else if (type & TYPE_PLAYER)
7438   {
7439     int displayed_player_nr = *(int *)value + 1;
7440
7441     value_string = getSetupValue(TYPE_INTEGER, (void *)&displayed_player_nr);
7442   }
7443
7444   startx = mSX + xpos * 32;
7445   starty = mSY + ypos * 32;
7446
7447   // special check if right-side setup values moved left due to scrollbar
7448   if (scrollbar_needed && xpos > MENU_SCREEN_START_XPOS)
7449   {
7450     int max_menu_text_length = 26;      // maximum text length for classic menu
7451     int font_xoffset = getFontBitmapInfo(font_nr)->draw_xoffset;
7452     int text_startx = mSX + MENU_SCREEN_START_XPOS * 32;
7453     int text_font_nr = getMenuTextFont(FONT_MENU_2);
7454     int text_font_xoffset = getFontBitmapInfo(text_font_nr)->draw_xoffset;
7455     int text_width = max_menu_text_length * getFontWidth(text_font_nr);
7456
7457     if (startx + font_xoffset < text_startx + text_width + text_font_xoffset)
7458     {
7459       // when using narrow font, left-shifting text "auto" not needed
7460       if (type & TYPE_YES_NO_AUTO)
7461         xpos += 1;
7462
7463       xpos += 1;
7464       startx = mSX + xpos * 32;
7465
7466       font_nr = getSetupValueFontNarrow(type, font_nr);
7467     }
7468   }
7469
7470   // downward compatibility correction for Juergen Bonhagen's menu settings
7471   if (setup_mode != SETUP_MODE_INPUT)
7472   {
7473     int max_menu_text_length_big = (menu_screen_value_xpos -
7474                                     MENU_SCREEN_START_XPOS);
7475     int max_menu_text_length_medium = max_menu_text_length_big * 2;
7476     int check_font_nr = FONT_OPTION_ON; // known font that needs correction
7477     int font1_xoffset = getFontBitmapInfo(font_nr)->draw_xoffset;
7478     int font2_xoffset = getFontBitmapInfo(check_font_nr)->draw_xoffset;
7479     int text_startx = mSX + MENU_SCREEN_START_XPOS * 32;
7480     int text_font_nr = getMenuTextFont(FONT_MENU_2);
7481     int text_font_xoffset = getFontBitmapInfo(text_font_nr)->draw_xoffset;
7482     int text_width = max_menu_text_length_medium * getFontWidth(text_font_nr);
7483     boolean correct_font_draw_xoffset = FALSE;
7484
7485     if (xpos == MENU_SCREEN_START_XPOS &&
7486         startx + font1_xoffset < text_startx + text_font_xoffset)
7487       correct_font_draw_xoffset = TRUE;
7488
7489     if (xpos == menu_screen_value_xpos &&
7490         startx + font2_xoffset < text_startx + text_width + text_font_xoffset)
7491       correct_font_draw_xoffset = TRUE;
7492
7493     // check if setup value would overlap with setup text when printed
7494     // (this can happen for extreme/wrong values for font draw offset)
7495     if (correct_font_draw_xoffset)
7496     {
7497       font_draw_xoffset_old = getFontBitmapInfo(font_nr)->draw_xoffset;
7498       font_draw_xoffset_modified = TRUE;
7499
7500       if (type & TYPE_KEY)
7501         getFontBitmapInfo(font_nr)->draw_xoffset += 2 * getFontWidth(font_nr);
7502       else if (!(type & TYPE_STRING))
7503         getFontBitmapInfo(font_nr)->draw_xoffset = text_font_xoffset + 20 -
7504           max_menu_text_length_medium * (16 - getFontWidth(text_font_nr));
7505     }
7506   }
7507
7508   for (i = 0; i <= menu_screen_max_xpos - xpos; i++)
7509     DrawText(startx + i * font_width_default, starty, " ", font_nr_default);
7510
7511   DrawText(startx, starty, value_string, font_nr);
7512
7513   if (type & TYPE_PLAYER)
7514   {
7515     struct FontBitmapInfo *font = getFontBitmapInfo(font_nr);
7516     int player_nr = *(int *)value;
7517     int xoff = font->draw_xoffset + getFontWidth(font_nr);
7518     int yoff = font->draw_yoffset + (getFontHeight(font_nr) - TILEY) / 2;
7519     int startx2 = startx + xoff;
7520     int starty2 = starty + yoff;
7521
7522     if (DrawingOnBackground(startx2, starty2))
7523       ClearRectangleOnBackground(drawto, startx2, starty2, TILEX, TILEY);
7524
7525     DrawFixedGraphicThruMaskExt(drawto, startx2, starty2,
7526                                 PLAYER_NR_GFX(IMG_PLAYER_1, player_nr), 0);
7527   }
7528
7529   if (font_draw_xoffset_modified)
7530     getFontBitmapInfo(font_nr)->draw_xoffset = font_draw_xoffset_old;
7531 }
7532
7533 static void changeSetupValue(int screen_pos, int setup_info_pos_raw, int dx)
7534 {
7535   int si_pos = (setup_info_pos_raw < 0 ? screen_pos : setup_info_pos_raw);
7536   struct TokenInfo *si = &setup_info[si_pos];
7537
7538   if (si->type & TYPE_BOOLEAN_STYLE)
7539   {
7540     *(boolean *)si->value ^= TRUE;
7541   }
7542   else if (si->type & TYPE_YES_NO_AUTO)
7543   {
7544     *(int *)si->value =
7545       (dx == -1 ?
7546        (*(int *)si->value == AUTO ? TRUE :
7547         *(int *)si->value == TRUE ? FALSE : AUTO) :
7548        (*(int *)si->value == TRUE ? AUTO :
7549         *(int *)si->value == AUTO ? FALSE : TRUE));
7550   }
7551   else if (si->type & TYPE_KEY)
7552   {
7553     Key key;
7554
7555     si->type |= TYPE_QUERY;
7556     drawSetupValue(screen_pos, setup_info_pos_raw);
7557     si->type &= ~TYPE_QUERY;
7558
7559     key = getSetupKey();
7560     if (key != KSYM_UNDEFINED)
7561       *(Key *)si->value = key;
7562   }
7563   else if (si->type & TYPE_PLAYER)
7564   {
7565     int player_nr = *(int *)si->value;
7566
7567     if (dx)
7568       player_nr += dx;
7569     else
7570       player_nr = Request("Choose player", REQ_PLAYER) - 1;
7571
7572     *(int *)si->value = MIN(MAX(0, player_nr), MAX_PLAYERS - 1);
7573   }
7574
7575   drawSetupValue(screen_pos, setup_info_pos_raw);
7576
7577   // fullscreen state may have changed at this point
7578   if (si->value == &setup.fullscreen)
7579     ToggleFullscreenIfNeeded();
7580
7581   // network mode may have changed at this point
7582   if (si->value == &setup.network_mode)
7583     ToggleNetworkModeIfNeeded();
7584
7585   // API server mode may have changed at this point
7586   if (si->value == &setup.use_api_server)
7587     runtime.use_api_server = setup.use_api_server;
7588
7589   // game speed list may have changed at this point
7590   if (si->value == &setup.game_speed_extended)
7591     ToggleGameSpeedsListIfNeeded();
7592 }
7593
7594 static struct TokenInfo *getSetupInfoFinal(struct TokenInfo *setup_info_orig)
7595 {
7596   static struct TokenInfo *setup_info_final = NULL;
7597   int list_size = 0;
7598   int list_pos = 0;
7599   int i;
7600
7601   // determine maximum list size of target list
7602   while (setup_info_orig[list_size++].type != 0);
7603
7604   // free, allocate and clear memory for target list
7605   checked_free(setup_info_final);
7606   setup_info_final = checked_calloc(list_size * sizeof(struct TokenInfo));
7607
7608   // copy setup info list without setup entries marked as hidden
7609   for (i = 0; setup_info_orig[i].type != 0; i++)
7610   {
7611     // skip setup entries configured to be hidden
7612     if (hideSetupEntry(setup_info_orig[i].value))
7613       continue;
7614
7615     // skip skippable setup entries if screen is lower than usual
7616     if (SCR_FIELDY < SCR_FIELDY_DEFAULT &&
7617         setup_info_orig[i].type == TYPE_SKIPPABLE)
7618       continue;
7619
7620     setup_info_final[list_pos++] = setup_info_orig[i];
7621   }
7622
7623   return setup_info_final;
7624 }
7625
7626 static void DrawSetupScreen_Generic(void)
7627 {
7628   int fade_mask = REDRAW_FIELD;
7629   boolean redraw_all = FALSE;
7630   char *title_string = NULL;
7631   int i;
7632
7633   if (CheckFadeAll())
7634     fade_mask = REDRAW_ALL;
7635
7636   UnmapAllGadgets();
7637   FadeMenuSoundsAndMusic();
7638
7639   FreeScreenGadgets();
7640   CreateScreenGadgets();
7641
7642   if (redraw_mask & REDRAW_ALL)
7643     redraw_all = TRUE;
7644
7645   FadeOut(fade_mask);
7646
7647   // needed if different viewport properties defined for setup screen
7648   ChangeViewportPropertiesIfNeeded();
7649
7650   SetMainBackgroundImage(IMG_BACKGROUND_SETUP);
7651
7652   ClearField();
7653
7654   OpenDoor(GetDoorState() | DOOR_NO_DELAY | DOOR_FORCE_REDRAW);
7655
7656   if (setup_mode == SETUP_MODE_MAIN)
7657   {
7658     setup_info = setup_info_main;
7659     title_string = STR_SETUP_MAIN;
7660   }
7661   else if (setup_mode == SETUP_MODE_GAME)
7662   {
7663     setup_info = setup_info_game;
7664     title_string = STR_SETUP_GAME;
7665   }
7666   else if (setup_mode == SETUP_MODE_ENGINES)
7667   {
7668     setup_info = setup_info_engines;
7669     title_string = STR_SETUP_ENGINES;
7670   }
7671   else if (setup_mode == SETUP_MODE_EDITOR)
7672   {
7673     setup_info = setup_info_editor;
7674     title_string = STR_SETUP_EDITOR;
7675   }
7676   else if (setup_mode == SETUP_MODE_GRAPHICS)
7677   {
7678     setup_info = setup_info_graphics;
7679     title_string = STR_SETUP_GRAPHICS;
7680   }
7681   else if (setup_mode == SETUP_MODE_SOUND)
7682   {
7683     setup_info = setup_info_sound;
7684     title_string = STR_SETUP_SOUND;
7685   }
7686   else if (setup_mode == SETUP_MODE_ARTWORK)
7687   {
7688     setup_info = setup_info_artwork;
7689     title_string = STR_SETUP_ARTWORK;
7690   }
7691   else if (setup_mode == SETUP_MODE_TOUCH)
7692   {
7693     setup_info = setup_info_touch;
7694     title_string = STR_SETUP_TOUCH;
7695
7696     if (strEqual(setup.touch.control_type, TOUCH_CONTROL_VIRTUAL_BUTTONS))
7697       setup_info = setup_info_touch_virtual_buttons[GRID_ACTIVE_NR()];
7698     else if (strEqual(setup.touch.control_type, TOUCH_CONTROL_WIPE_GESTURES))
7699       setup_info = setup_info_touch_wipe_gestures;
7700   }
7701   else if (setup_mode == SETUP_MODE_SHORTCUTS)
7702   {
7703     setup_info = setup_info_shortcuts;
7704     title_string = STR_SETUP_SHORTCUTS;
7705   }
7706   else if (setup_mode == SETUP_MODE_SHORTCUTS_1)
7707   {
7708     setup_info = setup_info_shortcuts_1;
7709     title_string = STR_SETUP_SHORTCUTS;
7710   }
7711   else if (setup_mode == SETUP_MODE_SHORTCUTS_2)
7712   {
7713     setup_info = setup_info_shortcuts_2;
7714     title_string = STR_SETUP_SHORTCUTS;
7715   }
7716   else if (setup_mode == SETUP_MODE_SHORTCUTS_3)
7717   {
7718     setup_info = setup_info_shortcuts_3;
7719     title_string = STR_SETUP_SHORTCUTS;
7720   }
7721   else if (setup_mode == SETUP_MODE_SHORTCUTS_4)
7722   {
7723     setup_info = setup_info_shortcuts_4;
7724     title_string = STR_SETUP_SHORTCUTS;
7725   }
7726   else if (setup_mode == SETUP_MODE_SHORTCUTS_5)
7727   {
7728     setup_info = setup_info_shortcuts_5;
7729     title_string = STR_SETUP_SHORTCUTS;
7730   }
7731
7732   // use modified setup info without setup entries marked as hidden
7733   setup_info = getSetupInfoFinal(setup_info);
7734
7735   DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, title_string);
7736
7737   // determine maximal number of setup entries that can be displayed on screen
7738   num_setup_info = 0;
7739   for (i = 0; setup_info[i].type != 0 && i < NUM_MENU_ENTRIES_ON_SCREEN; i++)
7740     num_setup_info++;
7741
7742   // determine maximal number of setup entries available for this setup screen
7743   max_setup_info = 0;
7744   for (i = 0; setup_info[i].type != 0; i++)
7745     max_setup_info++;
7746
7747   HandleSetupScreen_Generic(0, 0, 0, 0, MB_MENU_INITIALIZE);
7748
7749   MapScreenGadgets(max_setup_info);
7750
7751   if (redraw_all)
7752     redraw_mask = fade_mask = REDRAW_ALL;
7753
7754   DrawMaskedBorder(fade_mask);
7755
7756   FadeIn(fade_mask);
7757 }
7758
7759 void HandleSetupScreen_Generic(int mx, int my, int dx, int dy, int button)
7760 {
7761   menu_info = setup_info;
7762
7763   HandleMenuScreen(mx, my, dx, dy, button,
7764                    setup_mode, num_setup_info, max_setup_info);
7765 }
7766
7767 static void DrawSetupScreen_Input(void)
7768 {
7769   int i;
7770
7771   FadeOut(REDRAW_FIELD);
7772
7773   ClearField();
7774
7775   setup_info = getSetupInfoFinal(setup_info_input);
7776
7777   DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, STR_SETUP_INPUT);
7778
7779   for (i = 0; setup_info[i].type != 0; i++)
7780   {
7781     if (setup_info[i].type & (TYPE_ENTER_MENU|TYPE_ENTER_LIST))
7782       initCursor(i, IMG_MENU_BUTTON_ENTER_MENU);
7783     else if (setup_info[i].type & (TYPE_LEAVE_MENU|TYPE_LEAVE_LIST))
7784       initCursor(i, IMG_MENU_BUTTON_LEAVE_MENU);
7785     else if (setup_info[i].type & ~TYPE_SKIP_ENTRY)
7786       initCursor(i, IMG_MENU_BUTTON);
7787
7788     DrawCursorAndText_Setup(i, -1, FALSE);
7789   }
7790
7791   // create gadgets for setup input menu screen
7792   FreeScreenGadgets();
7793   CreateScreenGadgets();
7794
7795   // map gadgets for setup input menu screen
7796   MapScreenMenuGadgets(SCREEN_MASK_INPUT);
7797
7798   HandleSetupScreen_Input(0, 0, 0, 0, MB_MENU_INITIALIZE);
7799
7800   FadeIn(REDRAW_FIELD);
7801 }
7802
7803 static void setJoystickDeviceToNr(char *device_name, int device_nr)
7804 {
7805   if (device_name == NULL)
7806     return;
7807
7808   if (device_nr < 0 || device_nr >= MAX_PLAYERS)
7809     device_nr = 0;
7810
7811   if (strlen(device_name) > 1)
7812   {
7813     char c1 = device_name[strlen(device_name) - 1];
7814     char c2 = device_name[strlen(device_name) - 2];
7815
7816     if (c1 >= '0' && c1 <= '9' && !(c2 >= '0' && c2 <= '9'))
7817       device_name[strlen(device_name) - 1] = '0' + (char)(device_nr % 10);
7818   }
7819   else
7820     strncpy(device_name, getDeviceNameFromJoystickNr(device_nr),
7821             strlen(device_name));
7822 }
7823
7824 static void drawPlayerSetupInputInfo(int player_nr, boolean active)
7825 {
7826   int i;
7827   static struct SetupKeyboardInfo custom_key;
7828   static struct
7829   {
7830     Key *key;
7831     char *text;
7832   } custom[] =
7833   {
7834     { &custom_key.left,  "Axis/Pad Left"  },
7835     { &custom_key.right, "Axis/Pad Right" },
7836     { &custom_key.up,    "Axis/Pad Up"    },
7837     { &custom_key.down,  "Axis/Pad Down"  },
7838     { &custom_key.snap,  "Button 1/A/X"   },
7839     { &custom_key.drop,  "Button 2/B/Y"   }
7840   };
7841   static char *joystick_name[MAX_PLAYERS] =
7842   {
7843     "Joystick1",
7844     "Joystick2",
7845     "Joystick3",
7846     "Joystick4"
7847   };
7848   int font_nr_menu = (active ? FONT_MENU_1_ACTIVE : FONT_MENU_1);
7849   int font_nr_info = FONT_MENU_1;
7850   int font_nr_name = FONT_VALUE_OLD;
7851   int font_nr_on   = FONT_VALUE_1;
7852   int font_nr_off  = FONT_VALUE_OLD;
7853   int pos = 4;
7854
7855   if (SCR_FIELDX < SCR_FIELDX_DEFAULT)
7856   {
7857     font_nr_info = FONT_MENU_2;
7858     font_nr_on   = FONT_VALUE_NARROW;
7859     font_nr_off  = FONT_VALUE_OLD_NARROW;
7860   }
7861
7862   custom_key = setup.input[player_nr].key;
7863
7864   DrawText(mSX + 11 * 32, mSY + 2 * 32, int2str(player_nr + 1, 1),
7865            FONT_INPUT_1_ACTIVE);
7866
7867   ClearRectangleOnBackground(drawto, mSX + 8 * TILEX, mSY + 2 * TILEY,
7868                              TILEX, TILEY);
7869   DrawFixedGraphicThruMaskExt(drawto, mSX + 8 * TILEX, mSY + 2 * TILEY,
7870                               PLAYER_NR_GFX(IMG_PLAYER_1, player_nr), 0);
7871
7872   if (setup.input[player_nr].use_joystick)
7873   {
7874     char *device_name = setup.input[player_nr].joy.device_name;
7875     int joystick_nr = getJoystickNrFromDeviceName(device_name);
7876     boolean joystick_active = CheckJoystickOpened(joystick_nr);
7877     char *text = joystick_name[joystick_nr];
7878     int font_nr = (joystick_active ? font_nr_on : font_nr_off);
7879
7880     DrawText(mSX + 8 * 32, mSY + 3 * 32, text, font_nr);
7881     DrawText(mSX + 32, mSY + 4 * 32, "Configure", font_nr_menu);
7882   }
7883   else
7884   {
7885     DrawText(mSX + 8 * 32, mSY + 3 * 32, "Keyboard ", font_nr_on);
7886     DrawText(mSX + 1 * 32, mSY + 4 * 32, "Customize", font_nr_menu);
7887   }
7888
7889   if (SCR_FIELDY >= SCR_FIELDY_DEFAULT)
7890     DrawText(mSX + 32, mSY + 5 * 32, "Actual Settings:", font_nr_info);
7891   else
7892     pos = 3;
7893
7894   drawCursorXY(1, pos + 0, IMG_MENU_BUTTON_LEFT);
7895   drawCursorXY(1, pos + 1, IMG_MENU_BUTTON_RIGHT);
7896   drawCursorXY(1, pos + 2, IMG_MENU_BUTTON_UP);
7897   drawCursorXY(1, pos + 3, IMG_MENU_BUTTON_DOWN);
7898
7899   DrawText(mSX + 2 * 32, mSY + (pos + 2) * 32, ":", font_nr_name);
7900   DrawText(mSX + 2 * 32, mSY + (pos + 3) * 32, ":", font_nr_name);
7901   DrawText(mSX + 2 * 32, mSY + (pos + 4) * 32, ":", font_nr_name);
7902   DrawText(mSX + 2 * 32, mSY + (pos + 5) * 32, ":", font_nr_name);
7903   DrawText(mSX + 1 * 32, mSY + (pos + 6) * 32, "Snap Field:", font_nr_name);
7904   DrawText(mSX + 1 * 32, mSY + (pos + 8) * 32, "Drop Element:", font_nr_name);
7905
7906   for (i = 0; i < 6; i++)
7907   {
7908     int ypos = (pos + 2) + i + (i > 3 ? i - 3 : 0);
7909
7910     DrawText(mSX + 3 * 32, mSY + ypos * 32,
7911              "              ", font_nr_on);
7912     DrawText(mSX + 3 * 32, mSY + ypos * 32,
7913              (setup.input[player_nr].use_joystick ?
7914               custom[i].text :
7915               getKeyNameFromKey(*custom[i].key)), font_nr_on);
7916   }
7917 }
7918
7919 static int input_player_nr = 0;
7920
7921 static void HandleSetupScreen_Input_Player(int step, int direction)
7922 {
7923   int old_player_nr = input_player_nr;
7924   int new_player_nr;
7925
7926   new_player_nr = old_player_nr + step * direction;
7927   if (new_player_nr < 0)
7928     new_player_nr = 0;
7929   if (new_player_nr > MAX_PLAYERS - 1)
7930     new_player_nr = MAX_PLAYERS - 1;
7931
7932   if (new_player_nr != old_player_nr)
7933   {
7934     input_player_nr = new_player_nr;
7935
7936     drawPlayerSetupInputInfo(input_player_nr, FALSE);
7937   }
7938 }
7939
7940 void HandleSetupScreen_Input(int mx, int my, int dx, int dy, int button)
7941 {
7942   static int choice = 0;
7943   int x = 0;
7944   int y = choice;
7945   int pos_start  = SETUPINPUT_SCREEN_POS_START;
7946   int pos_empty1 = SETUPINPUT_SCREEN_POS_EMPTY1;
7947   int pos_empty2 = SETUPINPUT_SCREEN_POS_EMPTY2;
7948   int pos_end    = SETUPINPUT_SCREEN_POS_END;
7949
7950   if (SCR_FIELDY < SCR_FIELDY_DEFAULT)
7951   {
7952     int i;
7953
7954     for (i = 0; setup_info_input[i].type != 0; i++)
7955     {
7956       // adjust menu structure according to skipped setup entries
7957       if (setup_info_input[i].type == TYPE_SKIPPABLE)
7958       {
7959         pos_empty2--;
7960         pos_end--;
7961       }
7962     }
7963   }
7964
7965   if (button == MB_MENU_INITIALIZE)
7966   {
7967     // input setup menu may have changed size due to graphics configuration
7968     if (choice >= pos_empty1)
7969       choice = pos_end;
7970
7971     drawPlayerSetupInputInfo(input_player_nr, (choice == 2));
7972
7973     DrawCursorAndText_Setup(choice, -1, TRUE);
7974
7975     return;
7976   }
7977   else if (button == MB_MENU_LEAVE)
7978   {
7979     setup_mode = SETUP_MODE_MAIN;
7980     DrawSetupScreen();
7981     InitJoysticks();
7982
7983     return;
7984   }
7985
7986   if (mx || my)         // mouse input
7987   {
7988     x = (mx - mSX) / 32;
7989     y = (my - mSY) / 32 - MENU_SCREEN_START_YPOS;
7990   }
7991   else if (dx || dy)    // keyboard input
7992   {
7993     if (dx && choice == 0)
7994       x = (dx < 0 ? 10 : 12);
7995     else if ((dx && choice == 1) ||
7996              (dx == -1 && choice == pos_end))
7997       button = MB_MENU_CHOICE;
7998     else if (dy)
7999       y = choice + dy;
8000
8001     if (y >= pos_empty1 && y <= pos_empty2)
8002       y = (dy > 0 ? pos_empty2 + 1 : pos_empty1 - 1);
8003   }
8004
8005   if (y == 0 && dx != 0 && button)
8006   {
8007     HandleSetupScreen_Input_Player(1, dx < 0 ? -1 : +1);
8008   }
8009   else if (IN_VIS_FIELD(x, y) &&        // (does not use "IN_VIS_MENU()" yet)
8010            y >= pos_start && y <= pos_end &&
8011            !(y >= pos_empty1 && y <= pos_empty2))
8012   {
8013     if (button)
8014     {
8015       if (y != choice)
8016       {
8017         DrawCursorAndText_Setup(choice, -1, FALSE);
8018         DrawCursorAndText_Setup(y, -1, TRUE);
8019
8020         drawPlayerSetupInputInfo(input_player_nr, (y == 2));
8021
8022         choice = y;
8023       }
8024     }
8025     else
8026     {
8027       if (y == 1)
8028       {
8029         char *device_name = setup.input[input_player_nr].joy.device_name;
8030
8031         if (!setup.input[input_player_nr].use_joystick)
8032         {
8033           int new_device_nr = (dx >= 0 ? 0 : MAX_PLAYERS - 1);
8034
8035           setJoystickDeviceToNr(device_name, new_device_nr);
8036           setup.input[input_player_nr].use_joystick = TRUE;
8037         }
8038         else
8039         {
8040           int device_nr = getJoystickNrFromDeviceName(device_name);
8041           int new_device_nr = device_nr + (dx >= 0 ? +1 : -1);
8042
8043           if (new_device_nr < 0 || new_device_nr >= MAX_PLAYERS)
8044             setup.input[input_player_nr].use_joystick = FALSE;
8045           else
8046             setJoystickDeviceToNr(device_name, new_device_nr);
8047         }
8048
8049         drawPlayerSetupInputInfo(input_player_nr, FALSE);
8050       }
8051       else if (y == 2)
8052       {
8053         if (setup.input[input_player_nr].use_joystick)
8054           ConfigureJoystick(input_player_nr);
8055         else
8056           CustomizeKeyboard(input_player_nr);
8057       }
8058       else if (y == pos_end)
8059       {
8060         InitJoysticks();
8061
8062         FadeSetLeaveMenu();
8063
8064         setup_mode = SETUP_MODE_MAIN;
8065         DrawSetupScreen();
8066       }
8067     }
8068   }
8069 }
8070
8071 static boolean CustomizeKeyboardMain(int player_nr)
8072 {
8073   int i;
8074   int step_nr;
8075   boolean finished = FALSE;
8076   static struct SetupKeyboardInfo custom_key;
8077   static struct
8078   {
8079     Key *key;
8080     char *text;
8081   } customize_step[] =
8082   {
8083     { &custom_key.left,  "Move Left"    },
8084     { &custom_key.right, "Move Right"   },
8085     { &custom_key.up,    "Move Up"      },
8086     { &custom_key.down,  "Move Down"    },
8087     { &custom_key.snap,  "Snap Field"   },
8088     { &custom_key.drop,  "Drop Element" }
8089   };
8090   int font_nr_old = FONT_VALUE_OLD;
8091   int font_nr_new = FONT_VALUE_1;
8092   boolean success = FALSE;
8093
8094   if (SCR_FIELDX < SCR_FIELDX_DEFAULT)
8095   {
8096     font_nr_old = FONT_VALUE_OLD_NARROW;
8097     font_nr_new = FONT_VALUE_NARROW;
8098   }
8099
8100   // read existing key bindings from player setup
8101   custom_key = setup.input[player_nr].key;
8102
8103   FadeSetEnterMenu();
8104   FadeOut(REDRAW_FIELD);
8105
8106   ClearField();
8107
8108   DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, "Keyboard Input");
8109
8110   step_nr = 0;
8111   DrawText(mSX, mSY + (2 + 2 * step_nr) * 32,
8112            customize_step[step_nr].text, FONT_INPUT_1_ACTIVE);
8113   DrawText(mSX, mSY + (2 + 2 * step_nr + 1) * 32,
8114            "Key:", FONT_INPUT_1_ACTIVE);
8115   DrawText(mSX + 4 * 32, mSY + (2 + 2 * step_nr + 1) * 32,
8116            getKeyNameFromKey(*customize_step[step_nr].key), font_nr_old);
8117
8118   FadeIn(REDRAW_FIELD);
8119
8120   while (!finished)
8121   {
8122     Event event;
8123
8124     if (NextValidEvent(&event))
8125     {
8126       switch (event.type)
8127       {
8128         case EVENT_KEYPRESS:
8129           {
8130             Key key = GetEventKey((KeyEvent *)&event, FALSE);
8131
8132             // press 'Escape' to abort and keep the old key bindings
8133             if (key == KSYM_Escape)
8134             {
8135               FadeSkipNextFadeIn();
8136
8137               finished = TRUE;
8138
8139               break;
8140             }
8141
8142             // press 'Enter' to keep the existing key binding
8143             if (key == KSYM_Return)
8144               key = *customize_step[step_nr].key;
8145
8146             // check if key already used
8147             for (i = 0; i < step_nr; i++)
8148               if (*customize_step[i].key == key)
8149                 break;
8150             if (i < step_nr)
8151               break;
8152
8153             // got new key binding
8154             *customize_step[step_nr].key = key;
8155             DrawText(mSX + 4 * 32, mSY + (2 + 2 * step_nr + 1) * 32,
8156                      "             ", font_nr_new);
8157             DrawText(mSX + 4 * 32, mSY + (2 + 2 * step_nr + 1) * 32,
8158                      getKeyNameFromKey(key), font_nr_new);
8159             step_nr++;
8160
8161             // un-highlight last query
8162             DrawText(mSX, mSY + (2 + 2 * (step_nr - 1)) * 32,
8163                      customize_step[step_nr - 1].text, FONT_MENU_1);
8164             DrawText(mSX, mSY + (2 + 2 * (step_nr - 1) + 1) * 32,
8165                      "Key:", FONT_MENU_1);
8166
8167             // all keys configured
8168             if (step_nr == 6)
8169             {
8170               finished = TRUE;
8171               success = TRUE;
8172
8173               break;
8174             }
8175
8176             // query next key binding
8177             DrawText(mSX, mSY + (2 + 2 * step_nr) * 32,
8178                      customize_step[step_nr].text, FONT_INPUT_1_ACTIVE);
8179             DrawText(mSX, mSY + (2 + 2 * step_nr + 1) * 32,
8180                      "Key:", FONT_INPUT_1_ACTIVE);
8181             DrawText(mSX + 4 * 32, mSY + (2 + 2 * step_nr + 1) * 32,
8182                      getKeyNameFromKey(*customize_step[step_nr].key),
8183                      font_nr_old);
8184           }
8185           break;
8186
8187         case EVENT_KEYRELEASE:
8188           key_joystick_mapping = 0;
8189           break;
8190
8191         default:
8192           HandleOtherEvents(&event);
8193           break;
8194       }
8195     }
8196
8197     BackToFront();
8198   }
8199
8200   // write new key bindings back to player setup, if successfully finished
8201   if (success)
8202     setup.input[player_nr].key = custom_key;
8203
8204   return success;
8205 }
8206
8207 void CustomizeKeyboard(int player_nr)
8208 {
8209   boolean success = CustomizeKeyboardMain(player_nr);
8210
8211   if (success)
8212   {
8213     int font_nr = FONT_TITLE_1;
8214     int font_height = getFontHeight(font_nr);
8215     int ypos1 = SYSIZE / 2 - font_height * 2;
8216     int ypos2 = SYSIZE / 2 - font_height * 1;
8217     unsigned int wait_frame_delay = 0;
8218     unsigned int wait_frame_delay_value = 2000;
8219
8220     ResetDelayCounter(&wait_frame_delay);
8221
8222     ClearField();
8223
8224     DrawTextSCentered(ypos1, font_nr, "Keyboard");
8225     DrawTextSCentered(ypos2, font_nr, "configured!");
8226
8227     while (!DelayReached(&wait_frame_delay, wait_frame_delay_value))
8228       BackToFront();
8229
8230     ClearEventQueue();
8231   }
8232
8233   DrawSetupScreen_Input();
8234 }
8235
8236 // game controller mapping generator by Gabriel Jacobo <gabomdq@gmail.com>
8237
8238 #define MARKER_BUTTON           1
8239 #define MARKER_AXIS_X           2
8240 #define MARKER_AXIS_Y           3
8241
8242 static boolean ConfigureJoystickMapButtonsAndAxes(SDL_Joystick *joystick)
8243 {
8244   static boolean bitmaps_initialized = FALSE;
8245   boolean screen_initialized = FALSE;
8246   static Bitmap *controller, *button, *axis_x, *axis_y;
8247   char *name;
8248   boolean success = TRUE;
8249   boolean done = FALSE, next = FALSE;
8250   Event event;
8251   int alpha = 200, alpha_step = -1;
8252   int alpha_ticks = 0;
8253   char mapping[4096], temp[256];
8254   int font_name = MENU_SETUP_FONT_TITLE;
8255   int font_info = MENU_SETUP_FONT_TEXT;
8256   int spacing_name = menu.line_spacing_setup[SETUP_MODE_INPUT];
8257   int spacing_line = menu.line_spacing_setup[SETUP_MODE_INPUT];
8258   int spacing_para = menu.paragraph_spacing_setup[SETUP_MODE_INPUT];
8259   int ystep_name = getMenuTextStep(spacing_name, font_name);
8260   int ystep_line = getMenuTextStep(spacing_line, font_info);
8261   int ystep_para = getMenuTextStep(spacing_para, font_info);
8262   int i, j;
8263
8264   struct
8265   {
8266     int x, y;
8267     int marker;
8268     char *field;
8269     int axis, button, hat, hat_value;
8270     char mapping[4096];
8271   }
8272   *step, *prev_step, steps[] =
8273   {
8274     { 356, 155, MARKER_BUTTON, "a",             },
8275     { 396, 122, MARKER_BUTTON, "b",             },
8276     { 320, 125, MARKER_BUTTON, "x",             },
8277     { 358,  95, MARKER_BUTTON, "y",             },
8278     { 162, 125, MARKER_BUTTON, "back",          },
8279     { 216, 125, MARKER_BUTTON, "guide",         },
8280     { 271, 125, MARKER_BUTTON, "start",         },
8281     { 110, 200, MARKER_BUTTON, "dpleft",        },
8282     { 146, 228, MARKER_BUTTON, "dpdown",        },
8283     { 178, 200, MARKER_BUTTON, "dpright",       },
8284     { 146, 172, MARKER_BUTTON, "dpup",          },
8285     {  50,  40, MARKER_BUTTON, "leftshoulder",  },
8286     {  88, -10, MARKER_AXIS_Y, "lefttrigger",   },
8287     { 382,  40, MARKER_BUTTON, "rightshoulder", },
8288     { 346, -10, MARKER_AXIS_Y, "righttrigger",  },
8289     {  73, 141, MARKER_BUTTON, "leftstick",     },
8290     { 282, 210, MARKER_BUTTON, "rightstick",    },
8291     {  73, 141, MARKER_AXIS_X, "leftx",         },
8292     {  73, 141, MARKER_AXIS_Y, "lefty",         },
8293     { 282, 210, MARKER_AXIS_X, "rightx",        },
8294     { 282, 210, MARKER_AXIS_Y, "righty",        },
8295   };
8296
8297   unsigned int event_frame_delay = 0;
8298   unsigned int event_frame_delay_value = GAME_FRAME_DELAY;
8299
8300   ResetDelayCounter(&event_frame_delay);
8301
8302   if (!bitmaps_initialized)
8303   {
8304     controller = LoadCustomImage("joystick/controller.png");
8305     button     = LoadCustomImage("joystick/button.png");
8306     axis_x     = LoadCustomImage("joystick/axis_x.png");
8307     axis_y     = LoadCustomImage("joystick/axis_y.png");
8308
8309     bitmaps_initialized = TRUE;
8310   }
8311
8312   name = getFormattedJoystickName(SDL_JoystickName(joystick));
8313
8314 #if DEBUG_JOYSTICKS
8315   // print info about the joystick we are watching
8316   Debug("joystick", "watching joystick %d: (%s)",
8317         SDL_JoystickInstanceID(joystick), name);
8318   Debug("joystick", "joystick has %d axes, %d hats, %d balls, and %d buttons",
8319         SDL_JoystickNumAxes(joystick), SDL_JoystickNumHats(joystick),
8320         SDL_JoystickNumBalls(joystick), SDL_JoystickNumButtons(joystick));
8321 #endif
8322
8323   // initialize mapping with GUID and name
8324   SDL_JoystickGetGUIDString(SDL_JoystickGetGUID(joystick), temp, sizeof(temp));
8325
8326   snprintf(mapping, sizeof(mapping), "%s,%s,platform:%s,",
8327            temp, name, SDL_GetPlatform());
8328
8329   // loop through all steps (buttons and axes), getting joystick events
8330   for (i = 0; i < SDL_arraysize(steps) && !done;)
8331   {
8332     Bitmap *marker = button;    // initialize with reliable default value
8333
8334     step = &steps[i];
8335     strcpy(step->mapping, mapping);
8336     step->axis = -1;
8337     step->button = -1;
8338     step->hat = -1;
8339     step->hat_value = -1;
8340
8341     marker = (step->marker == MARKER_BUTTON ? button :
8342               step->marker == MARKER_AXIS_X ? axis_x :
8343               step->marker == MARKER_AXIS_Y ? axis_y : marker);
8344
8345     next = FALSE;
8346
8347     while (!done && !next)
8348     {
8349       alpha += alpha_step * (int)(SDL_GetTicks() - alpha_ticks) / 5;
8350       alpha_ticks = SDL_GetTicks();
8351
8352       if (alpha >= 255)
8353       {
8354         alpha = 255;
8355         alpha_step = -1;
8356       }
8357       else if (alpha < 128)
8358       {
8359         alpha = 127;
8360         alpha_step = 1;
8361       }
8362
8363       int controller_x = SX + (SXSIZE - controller->width) / 2;
8364       int controller_y = SY + ystep_line;
8365
8366       int marker_x = controller_x + step->x;
8367       int marker_y = controller_y + step->y;
8368
8369       int ystart1 = mSY - 2 * SY + controller_y + controller->height;
8370       int ystart2 = ystart1 + ystep_name + ystep_line;
8371
8372       ClearField();
8373
8374       DrawTextSCentered(ystart1, font_name, name);
8375
8376       DrawTextSCentered(ystart2, font_info,
8377                         "Press buttons and move axes on");
8378       ystart2 += ystep_line;
8379       DrawTextSCentered(ystart2, font_info,
8380                         "your controller when indicated.");
8381       ystart2 += ystep_line;
8382       DrawTextSCentered(ystart2, font_info,
8383                         "(Your controller may look different.)");
8384       ystart2 += ystep_para;
8385
8386 #if defined(PLATFORM_ANDROID)
8387       DrawTextSCentered(ystart2, font_info,
8388                         "To correct a mistake,");
8389       ystart2 += ystep_line;
8390       DrawTextSCentered(ystart2, font_info,
8391                         "press the 'back' button.");
8392       ystart2 += ystep_line;
8393       DrawTextSCentered(ystart2, font_info,
8394                         "To skip a button or axis,");
8395       ystart2 += ystep_line;
8396       DrawTextSCentered(ystart2, font_info,
8397                         "press the 'menu' button.");
8398 #else
8399       DrawTextSCentered(ystart2, font_info,
8400                         "To correct a mistake,");
8401       ystart2 += ystep_line;
8402       DrawTextSCentered(ystart2, font_info,
8403                         "press the 'backspace' key.");
8404       ystart2 += ystep_line;
8405       DrawTextSCentered(ystart2, font_info,
8406                         "To skip a button or axis,");
8407       ystart2 += ystep_line;
8408       DrawTextSCentered(ystart2, font_info,
8409                         "press the 'return' key.");
8410       ystart2 += ystep_line;
8411       DrawTextSCentered(ystart2, font_info,
8412                         "To exit, press the 'escape' key.");
8413 #endif
8414
8415       BlitBitmapMasked(controller, drawto, 0, 0,
8416                        controller->width, controller->height,
8417                        controller_x, controller_y);
8418
8419       SDL_SetSurfaceBlendMode(marker->surface_masked, SDL_BLENDMODE_BLEND);
8420       SDL_SetSurfaceAlphaMod(marker->surface_masked, alpha);
8421
8422       BlitBitmapMasked(marker, drawto, 0, 0,
8423                        marker->width, marker->height,
8424                        marker_x, marker_y);
8425
8426       if (!screen_initialized)
8427         FadeIn(REDRAW_FIELD);
8428       else
8429         BackToFront();
8430
8431       screen_initialized = TRUE;
8432
8433       while (NextValidEvent(&event))
8434       {
8435         switch (event.type)
8436         {
8437           case SDL_JOYAXISMOTION:
8438             if (event.jaxis.value > 20000 ||
8439                 event.jaxis.value < -20000)
8440             {
8441               for (j = 0; j < i; j++)
8442                 if (steps[j].axis == event.jaxis.axis)
8443                   break;
8444
8445               if (j == i)
8446               {
8447                 if (step->marker != MARKER_AXIS_X &&
8448                     step->marker != MARKER_AXIS_Y)
8449                   break;
8450
8451                 step->axis = event.jaxis.axis;
8452                 strcat(mapping, step->field);
8453                 snprintf(temp, sizeof(temp), ":a%u,", event.jaxis.axis);
8454                 strcat(mapping, temp);
8455                 i++;
8456                 next = TRUE;
8457               }
8458             }
8459
8460             break;
8461
8462           case SDL_JOYHATMOTION:
8463             // ignore centering; we're probably just coming back
8464             // to the center from the previous item we set
8465             if (event.jhat.value == SDL_HAT_CENTERED)
8466               break;
8467
8468             for (j = 0; j < i; j++)
8469               if (steps[j].hat == event.jhat.hat &&
8470                   steps[j].hat_value == event.jhat.value)
8471                 break;
8472
8473             if (j == i)
8474             {
8475               step->hat = event.jhat.hat;
8476               step->hat_value = event.jhat.value;
8477               strcat(mapping, step->field);
8478               snprintf(temp, sizeof(temp), ":h%u.%u,",
8479                        event.jhat.hat, event.jhat.value );
8480               strcat(mapping, temp);
8481               i++;
8482               next = TRUE;
8483             }
8484
8485             break;
8486
8487           case SDL_JOYBALLMOTION:
8488             break;
8489
8490           case SDL_JOYBUTTONUP:
8491             for (j = 0; j < i; j++)
8492               if (steps[j].button == event.jbutton.button)
8493                 break;
8494
8495             if (j == i)
8496             {
8497               step->button = event.jbutton.button;
8498               strcat(mapping, step->field);
8499               snprintf(temp, sizeof(temp), ":b%u,", event.jbutton.button);
8500               strcat(mapping, temp);
8501               i++;
8502               next = TRUE;
8503             }
8504
8505             break;
8506
8507           case SDL_FINGERDOWN:
8508           case SDL_MOUSEBUTTONDOWN:
8509             // skip this step
8510             i++;
8511             next = TRUE;
8512
8513             break;
8514
8515           case SDL_KEYDOWN:
8516             if (event.key.keysym.sym == KSYM_BackSpace ||
8517                 event.key.keysym.sym == KSYM_Back)
8518             {
8519               if (i == 0)
8520               {
8521                 // leave screen
8522                 success = FALSE;
8523                 done = TRUE;
8524
8525                 break;
8526               }
8527
8528               // undo this step
8529               prev_step = &steps[i - 1];
8530               strcpy(mapping, prev_step->mapping);
8531               i--;
8532               next = TRUE;
8533
8534               break;
8535             }
8536
8537             if (event.key.keysym.sym == KSYM_space ||
8538                 event.key.keysym.sym == KSYM_Return ||
8539                 event.key.keysym.sym == KSYM_Menu)
8540             {
8541               // skip this step
8542               i++;
8543               next = TRUE;
8544
8545               break;
8546             }
8547
8548             if (event.key.keysym.sym == KSYM_Escape)
8549             {
8550               // leave screen
8551               success = FALSE;
8552               done = TRUE;
8553             }
8554
8555             break;
8556
8557           case SDL_QUIT:
8558             program.exit_function(0);
8559             break;
8560
8561           default:
8562             break;
8563         }
8564
8565         // do not handle events for longer than standard frame delay period
8566         if (DelayReached(&event_frame_delay, event_frame_delay_value))
8567           break;
8568       }
8569     }
8570   }
8571
8572   if (success)
8573   {
8574 #if DEBUG_JOYSTICKS
8575     Debug("joystick", "New game controller mapping:\n\n%s\n\n", mapping);
8576 #endif
8577
8578     // activate mapping for this game
8579     SDL_GameControllerAddMapping(mapping);
8580
8581     // save mapping to personal mappings
8582     SaveSetup_AddGameControllerMapping(mapping);
8583   }
8584
8585   // wait until the last pending event was removed from event queue
8586   while (NextValidEvent(&event));
8587
8588   return success;
8589 }
8590
8591 static int ConfigureJoystickMain(int player_nr)
8592 {
8593   char *device_name = setup.input[player_nr].joy.device_name;
8594   int joystick_nr = getJoystickNrFromDeviceName(device_name);
8595   boolean joystick_active = CheckJoystickOpened(joystick_nr);
8596   int success = FALSE;
8597   int i;
8598
8599   if (joystick.status == JOYSTICK_NOT_AVAILABLE)
8600     return JOYSTICK_NOT_AVAILABLE;
8601
8602   if (!joystick_active || !setup.input[player_nr].use_joystick)
8603     return JOYSTICK_NOT_AVAILABLE;
8604
8605   FadeSetEnterMenu();
8606   FadeOut(REDRAW_FIELD);
8607
8608   // close all joystick devices (potentially opened as game controllers)
8609   for (i = 0; i < SDL_NumJoysticks(); i++)
8610     SDLCloseJoystick(i);
8611
8612   // open joystick device as plain joystick to configure as game controller
8613   SDL_Joystick *joystick = SDL_JoystickOpen(joystick_nr);
8614
8615   // as the joystick was successfully opened before, this should not happen
8616   if (joystick == NULL)
8617     return FALSE;
8618
8619   // create new game controller mapping (buttons and axes) for joystick device
8620   success = ConfigureJoystickMapButtonsAndAxes(joystick);
8621
8622   // close joystick (and maybe re-open as configured game controller later)
8623   SDL_JoystickClose(joystick);
8624
8625   // re-open all joystick devices (potentially as game controllers)
8626   for (i = 0; i < SDL_NumJoysticks(); i++)
8627     SDLOpenJoystick(i);
8628
8629   // clear all joystick input actions for all joystick devices
8630   SDLClearJoystickState();
8631
8632   return (success ? JOYSTICK_CONFIGURED : JOYSTICK_NOT_CONFIGURED);
8633 }
8634
8635 void ConfigureJoystick(int player_nr)
8636 {
8637   boolean state = ConfigureJoystickMain(player_nr);
8638
8639   if (state != JOYSTICK_NOT_CONFIGURED)
8640   {
8641     boolean success = (state == JOYSTICK_CONFIGURED);
8642     char message1[MAX_OUTPUT_LINESIZE + 1];
8643     char *message2 = (success ? "configured!" : "not available!");
8644     char *device_name = setup.input[player_nr].joy.device_name;
8645     int nr = getJoystickNrFromDeviceName(device_name) + 1;
8646     int font_nr = FONT_TITLE_1;
8647     int font_height = getFontHeight(font_nr);
8648     int ypos1 = SYSIZE / 2 - font_height * 2;
8649     int ypos2 = SYSIZE / 2 - font_height * 1;
8650     unsigned int wait_frame_delay = 0;
8651     unsigned int wait_frame_delay_value = 2000;
8652
8653     ResetDelayCounter(&wait_frame_delay);
8654
8655     ClearField();
8656
8657     sprintf(message1, "Joystick %d", nr);
8658
8659     DrawTextSCentered(ypos1, font_nr, message1);
8660     DrawTextSCentered(ypos2, font_nr, message2);
8661
8662     while (!DelayReached(&wait_frame_delay, wait_frame_delay_value))
8663       BackToFront();
8664
8665     ClearEventQueue();
8666   }
8667
8668   DrawSetupScreen_Input();
8669 }
8670
8671 static void MapScreenMenuGadgets_OverlayTouchButtons(int y)
8672 {
8673   if (y < video.screen_height / 3)
8674   {
8675     // remap touch gadgets to access upper part of the screen
8676     UnmapScreenMenuGadgets(SCREEN_MASK_TOUCH);
8677     MapScreenMenuGadgets(SCREEN_MASK_TOUCH2);
8678   }
8679   else if (y > 2 * video.screen_height / 3)
8680   {
8681     // remap touch gadgets to access lower part of the screen
8682     MapScreenMenuGadgets(SCREEN_MASK_TOUCH);
8683     UnmapScreenMenuGadgets(SCREEN_MASK_TOUCH2);
8684   }
8685 }
8686
8687 static boolean ConfigureVirtualButtonsMain(void)
8688 {
8689   static char *customize_step_text[] =
8690   {
8691     "Move Left",
8692     "Move Right",
8693     "Move Up",
8694     "Move Down",
8695     "Snap Field",
8696     "Drop Element"
8697   };
8698   char grid_button[] =
8699   {
8700     CHAR_GRID_BUTTON_LEFT,
8701     CHAR_GRID_BUTTON_RIGHT,
8702     CHAR_GRID_BUTTON_UP,
8703     CHAR_GRID_BUTTON_DOWN,
8704     CHAR_GRID_BUTTON_SNAP,
8705     CHAR_GRID_BUTTON_DROP
8706   };
8707   enum
8708   {
8709     ACTION_NONE,
8710     ACTION_ESCAPE,
8711     ACTION_BACK,
8712     ACTION_NEXT
8713   };
8714   int font_nr = FONT_INPUT_1_ACTIVE;
8715   int font_height = getFontHeight(font_nr);
8716   int ypos1 = SYSIZE / 2 - font_height * 2;
8717   int ypos2 = SYSIZE / 2 - font_height * 1;
8718   boolean success = FALSE;
8719   boolean finished = FALSE;
8720   int step_nr = 0;
8721   char grid_button_draw = CHAR_GRID_BUTTON_NONE;
8722   char grid_button_old[MAX_GRID_XSIZE][MAX_GRID_YSIZE];
8723   char grid_button_tmp[MAX_GRID_XSIZE][MAX_GRID_YSIZE];
8724   boolean set_grid_button = FALSE;
8725   int nr = GRID_ACTIVE_NR();
8726   int x, y;
8727
8728   for (x = 0; x < MAX_GRID_XSIZE; x++)
8729     for (y = 0; y < MAX_GRID_YSIZE; y++)
8730       grid_button_old[x][y] = grid_button_tmp[x][y] = overlay.grid_button[x][y];
8731
8732   overlay.grid_button_highlight = grid_button[step_nr];
8733
8734   UnmapAllGadgets();
8735
8736   FadeSetEnterMenu();
8737   FadeOut(REDRAW_FIELD);
8738
8739   ClearField();
8740
8741   DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, "Virtual Buttons");
8742   DrawTextSCentered(ypos1, font_nr, "Select tiles to");
8743   DrawTextSCentered(ypos2, font_nr, customize_step_text[step_nr]);
8744
8745   FadeIn(REDRAW_FIELD);
8746
8747   SetOverlayShowGrid(TRUE);
8748
8749   // map gadgets for setup touch buttons menu screen
8750   MapScreenMenuGadgets(SCREEN_MASK_TOUCH);
8751
8752   while (!finished)
8753   {
8754     Event event;
8755
8756     while (NextValidEvent(&event))
8757     {
8758       int action = ACTION_NONE;
8759
8760       // ---------- handle events and set the resulting action ----------
8761
8762       switch (event.type)
8763       {
8764         case EVENT_USER:
8765           {
8766             UserEvent *user = (UserEvent *)&event;
8767             int id = user->value1;
8768
8769             action = (id == SCREEN_CTRL_ID_TOUCH_PREV_PAGE ||
8770                       id == SCREEN_CTRL_ID_TOUCH_PREV_PAGE2 ? ACTION_BACK :
8771                       id == SCREEN_CTRL_ID_TOUCH_NEXT_PAGE ||
8772                       id == SCREEN_CTRL_ID_TOUCH_NEXT_PAGE2 ? ACTION_NEXT :
8773                       ACTION_NONE);
8774           }
8775           break;
8776
8777         case EVENT_KEYPRESS:
8778           {
8779             Key key = GetEventKey((KeyEvent *)&event, FALSE);
8780
8781             action = (key == KSYM_Escape ?      ACTION_ESCAPE :
8782                       key == KSYM_BackSpace ||
8783                       key == KSYM_Back ?        ACTION_BACK :
8784                       key == KSYM_Return ||
8785                       key == KSYM_Menu ||
8786                       key == KSYM_space ?       ACTION_NEXT :
8787                       ACTION_NONE);
8788           }
8789           break;
8790
8791         case EVENT_KEYRELEASE:
8792           key_joystick_mapping = 0;
8793           break;
8794
8795         case EVENT_BUTTONPRESS:
8796         case EVENT_BUTTONRELEASE:
8797           {
8798             ButtonEvent *button = (ButtonEvent *)&event;
8799
8800             motion_status = FALSE;
8801
8802             if (button->type == EVENT_BUTTONPRESS)
8803               button_status = button->button;
8804             else
8805               button_status = MB_RELEASED;
8806
8807             if (HandleGadgets(button->x, button->y, button_status))
8808             {
8809               // do not handle this button event anymore
8810               break;
8811             }
8812
8813             button->x += video.screen_xoffset;
8814             button->y += video.screen_yoffset;
8815
8816             x = button->x * overlay.grid_xsize / video.screen_width;
8817             y = button->y * overlay.grid_ysize / video.screen_height;
8818
8819             if (button->type == EVENT_BUTTONPRESS)
8820             {
8821               grid_button_draw =
8822                 (overlay.grid_button[x][y] != grid_button[step_nr] ?
8823                  grid_button[step_nr] : CHAR_GRID_BUTTON_NONE);
8824
8825               set_grid_button = TRUE;
8826             }
8827
8828             MapScreenMenuGadgets_OverlayTouchButtons(button->y);
8829           }
8830           break;
8831
8832         case EVENT_MOTIONNOTIFY:
8833           {
8834             MotionEvent *motion = (MotionEvent *)&event;
8835
8836             motion_status = TRUE;
8837
8838             if (HandleGadgets(motion->x, motion->y, button_status))
8839             {
8840               // do not handle this button event anymore
8841               break;
8842             }
8843
8844             motion->x += video.screen_xoffset;
8845             motion->y += video.screen_yoffset;
8846
8847             x = motion->x * overlay.grid_xsize / video.screen_width;
8848             y = motion->y * overlay.grid_ysize / video.screen_height;
8849
8850             set_grid_button = TRUE;
8851
8852             MapScreenMenuGadgets_OverlayTouchButtons(motion->y);
8853           }
8854           break;
8855
8856         case SDL_WINDOWEVENT:
8857           HandleWindowEvent((WindowEvent *) &event);
8858
8859           // check if device has been rotated
8860           if (nr != GRID_ACTIVE_NR())
8861           {
8862             nr = GRID_ACTIVE_NR();
8863
8864             for (x = 0; x < MAX_GRID_XSIZE; x++)
8865               for (y = 0; y < MAX_GRID_YSIZE; y++)
8866                 grid_button_old[x][y] = grid_button_tmp[x][y] =
8867                   overlay.grid_button[x][y];
8868           }
8869
8870           break;
8871
8872         case SDL_APP_WILLENTERBACKGROUND:
8873         case SDL_APP_DIDENTERBACKGROUND:
8874         case SDL_APP_WILLENTERFOREGROUND:
8875         case SDL_APP_DIDENTERFOREGROUND:
8876           HandlePauseResumeEvent((PauseResumeEvent *) &event);
8877           break;
8878
8879         default:
8880           HandleOtherEvents(&event);
8881           break;
8882       }
8883
8884       // ---------- perform action set by handling events ----------
8885
8886       if (action == ACTION_ESCAPE)
8887       {
8888         // abort and restore the old key bindings
8889
8890         for (x = 0; x < MAX_GRID_XSIZE; x++)
8891           for (y = 0; y < MAX_GRID_YSIZE; y++)
8892             overlay.grid_button[x][y] = grid_button_old[x][y];
8893
8894         FadeSkipNextFadeIn();
8895
8896         finished = TRUE;
8897       }
8898       else if (action == ACTION_BACK)
8899       {
8900         // keep the configured key bindings and go to previous page
8901
8902         step_nr--;
8903
8904         if (step_nr < 0)
8905         {
8906           FadeSkipNextFadeIn();
8907
8908           finished = TRUE;
8909         }
8910       }
8911       else if (action == ACTION_NEXT)
8912       {
8913         // keep the configured key bindings and go to next page
8914
8915         step_nr++;
8916
8917         // all virtual buttons configured
8918         if (step_nr == 6)
8919         {
8920           finished = TRUE;
8921           success = TRUE;
8922         }
8923       }
8924
8925       if (action != ACTION_NONE && !finished)
8926       {
8927         for (x = 0; x < MAX_GRID_XSIZE; x++)
8928           for (y = 0; y < MAX_GRID_YSIZE; y++)
8929             grid_button_tmp[x][y] = overlay.grid_button[x][y];
8930
8931         overlay.grid_button_highlight = grid_button[step_nr];
8932
8933         // configure next virtual button
8934
8935         ClearField();
8936
8937         DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, "Virtual Buttons");
8938         DrawTextSCentered(ypos1, font_nr, "Select tiles to");
8939         DrawTextSCentered(ypos2, font_nr, customize_step_text[step_nr]);
8940       }
8941
8942       if (set_grid_button)
8943       {
8944         overlay.grid_button[x][y] =
8945           (grid_button_draw != CHAR_GRID_BUTTON_NONE ? grid_button_draw :
8946            grid_button_tmp[x][y] == grid_button[step_nr] ? CHAR_GRID_BUTTON_NONE :
8947            grid_button_tmp[x][y]);
8948
8949         set_grid_button = FALSE;
8950       }
8951     }
8952
8953     BackToFront();
8954   }
8955
8956   for (x = 0; x < MAX_GRID_XSIZE; x++)
8957     for (y = 0; y < MAX_GRID_YSIZE; y++)
8958       setup.touch.grid_button[nr][x][y] = overlay.grid_button[x][y];
8959
8960   overlay.grid_button_highlight = CHAR_GRID_BUTTON_NONE;
8961
8962   SetOverlayShowGrid(FALSE);
8963
8964   return success;
8965 }
8966
8967 void ConfigureVirtualButtons(void)
8968 {
8969   boolean success = ConfigureVirtualButtonsMain();
8970
8971   UnmapScreenMenuGadgets(SCREEN_MASK_TOUCH |
8972                          SCREEN_MASK_TOUCH2);
8973
8974   if (success)
8975   {
8976     int font_nr = FONT_TITLE_1;
8977     int font_height = getFontHeight(font_nr);
8978     int ypos1 = SYSIZE / 2 - font_height * 2;
8979     int ypos2 = SYSIZE / 2 - font_height * 1;
8980     unsigned int wait_frame_delay = 0;
8981     unsigned int wait_frame_delay_value = 2000;
8982
8983     ResetDelayCounter(&wait_frame_delay);
8984
8985     ClearField();
8986
8987     DrawTextSCentered(ypos1, font_nr, "Virtual buttons");
8988     DrawTextSCentered(ypos2, font_nr, "configured!");
8989
8990     while (!DelayReached(&wait_frame_delay, wait_frame_delay_value))
8991       BackToFront();
8992
8993     ClearEventQueue();
8994   }
8995 }
8996
8997 void DrawSetupScreen(void)
8998 {
8999   align_xoffset = 0;
9000   align_yoffset = 0;
9001
9002   if (setup_mode == SETUP_MODE_INPUT)
9003     DrawSetupScreen_Input();
9004   else if (setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED)
9005     DrawChooseTree(&game_speed_current);
9006   else if (setup_mode == SETUP_MODE_CHOOSE_SCROLL_DELAY)
9007     DrawChooseTree(&scroll_delay_current);
9008   else if (setup_mode == SETUP_MODE_CHOOSE_SNAPSHOT_MODE)
9009     DrawChooseTree(&snapshot_mode_current);
9010   else if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE)
9011     DrawChooseTree(&window_size_current);
9012   else if (setup_mode == SETUP_MODE_CHOOSE_SCALING_TYPE)
9013     DrawChooseTree(&scaling_type_current);
9014   else if (setup_mode == SETUP_MODE_CHOOSE_RENDERING)
9015     DrawChooseTree(&rendering_mode_current);
9016   else if (setup_mode == SETUP_MODE_CHOOSE_VSYNC)
9017     DrawChooseTree(&vsync_mode_current);
9018   else if (setup_mode == SETUP_MODE_CHOOSE_GRAPHICS)
9019     DrawChooseTree(&artwork.gfx_current);
9020   else if (setup_mode == SETUP_MODE_CHOOSE_SOUNDS)
9021     DrawChooseTree(&artwork.snd_current);
9022   else if (setup_mode == SETUP_MODE_CHOOSE_MUSIC)
9023     DrawChooseTree(&artwork.mus_current);
9024   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_SIMPLE)
9025     DrawChooseTree(&volume_simple_current);
9026   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_LOOPS)
9027     DrawChooseTree(&volume_loops_current);
9028   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_MUSIC)
9029     DrawChooseTree(&volume_music_current);
9030   else if (setup_mode == SETUP_MODE_CHOOSE_TOUCH_CONTROL)
9031     DrawChooseTree(&touch_control_current);
9032   else if (setup_mode == SETUP_MODE_CHOOSE_MOVE_DISTANCE)
9033     DrawChooseTree(&move_distance_current);
9034   else if (setup_mode == SETUP_MODE_CHOOSE_DROP_DISTANCE)
9035     DrawChooseTree(&drop_distance_current);
9036   else if (setup_mode == SETUP_MODE_CHOOSE_TRANSPARENCY)
9037     DrawChooseTree(&transparency_current);
9038   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_0)
9039     DrawChooseTree(&grid_size_current[0][0]);
9040   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_0)
9041     DrawChooseTree(&grid_size_current[0][1]);
9042   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_1)
9043     DrawChooseTree(&grid_size_current[1][0]);
9044   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_1)
9045     DrawChooseTree(&grid_size_current[1][1]);
9046   else
9047     DrawSetupScreen_Generic();
9048
9049   PlayMenuSoundsAndMusic();
9050 }
9051
9052 void RedrawSetupScreenAfterFullscreenToggle(void)
9053 {
9054   if (setup_mode == SETUP_MODE_GRAPHICS ||
9055       setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE)
9056   {
9057     // update list selection from "setup.window_scaling_percent"
9058     execSetupGraphics_setWindowSizes(TRUE);
9059
9060     DrawSetupScreen();
9061   }
9062 }
9063
9064 void RedrawSetupScreenAfterScreenRotation(int nr)
9065 {
9066   int x, y;
9067
9068   if (setup_mode == SETUP_MODE_TOUCH)
9069   {
9070     // update virtual button settings (depending on screen orientation)
9071     DrawSetupScreen();
9072   }
9073   else if (setup_mode == SETUP_MODE_CONFIG_VIRT_BUTTONS)
9074   {
9075     // save already configured virtual buttons
9076     for (x = 0; x < MAX_GRID_XSIZE; x++)
9077       for (y = 0; y < MAX_GRID_YSIZE; y++)
9078         setup.touch.grid_button[nr][x][y] = overlay.grid_button[x][y];
9079   }
9080 }
9081
9082 void HandleSetupScreen(int mx, int my, int dx, int dy, int button)
9083 {
9084   if (setup_mode == SETUP_MODE_INPUT)
9085     HandleSetupScreen_Input(mx, my, dx, dy, button);
9086   else if (setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED)
9087     HandleChooseTree(mx, my, dx, dy, button, &game_speed_current);
9088   else if (setup_mode == SETUP_MODE_CHOOSE_SCROLL_DELAY)
9089     HandleChooseTree(mx, my, dx, dy, button, &scroll_delay_current);
9090   else if (setup_mode == SETUP_MODE_CHOOSE_SNAPSHOT_MODE)
9091     HandleChooseTree(mx, my, dx, dy, button, &snapshot_mode_current);
9092   else if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE)
9093     HandleChooseTree(mx, my, dx, dy, button, &window_size_current);
9094   else if (setup_mode == SETUP_MODE_CHOOSE_SCALING_TYPE)
9095     HandleChooseTree(mx, my, dx, dy, button, &scaling_type_current);
9096   else if (setup_mode == SETUP_MODE_CHOOSE_RENDERING)
9097     HandleChooseTree(mx, my, dx, dy, button, &rendering_mode_current);
9098   else if (setup_mode == SETUP_MODE_CHOOSE_VSYNC)
9099     HandleChooseTree(mx, my, dx, dy, button, &vsync_mode_current);
9100   else if (setup_mode == SETUP_MODE_CHOOSE_GRAPHICS)
9101     HandleChooseTree(mx, my, dx, dy, button, &artwork.gfx_current);
9102   else if (setup_mode == SETUP_MODE_CHOOSE_SOUNDS)
9103     HandleChooseTree(mx, my, dx, dy, button, &artwork.snd_current);
9104   else if (setup_mode == SETUP_MODE_CHOOSE_MUSIC)
9105     HandleChooseTree(mx, my, dx, dy, button, &artwork.mus_current);
9106   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_SIMPLE)
9107     HandleChooseTree(mx, my, dx, dy, button, &volume_simple_current);
9108   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_LOOPS)
9109     HandleChooseTree(mx, my, dx, dy, button, &volume_loops_current);
9110   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_MUSIC)
9111     HandleChooseTree(mx, my, dx, dy, button, &volume_music_current);
9112   else if (setup_mode == SETUP_MODE_CHOOSE_TOUCH_CONTROL)
9113     HandleChooseTree(mx, my, dx, dy, button, &touch_control_current);
9114   else if (setup_mode == SETUP_MODE_CHOOSE_MOVE_DISTANCE)
9115     HandleChooseTree(mx, my, dx, dy, button, &move_distance_current);
9116   else if (setup_mode == SETUP_MODE_CHOOSE_DROP_DISTANCE)
9117     HandleChooseTree(mx, my, dx, dy, button, &drop_distance_current);
9118   else if (setup_mode == SETUP_MODE_CHOOSE_TRANSPARENCY)
9119     HandleChooseTree(mx, my, dx, dy, button, &transparency_current);
9120   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_0)
9121     HandleChooseTree(mx, my, dx, dy, button, &grid_size_current[0][0]);
9122   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_0)
9123     HandleChooseTree(mx, my, dx, dy, button, &grid_size_current[0][1]);
9124   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_1)
9125     HandleChooseTree(mx, my, dx, dy, button, &grid_size_current[1][0]);
9126   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_1)
9127     HandleChooseTree(mx, my, dx, dy, button, &grid_size_current[1][1]);
9128   else
9129     HandleSetupScreen_Generic(mx, my, dx, dy, button);
9130 }
9131
9132 void HandleGameActions(void)
9133 {
9134   if (setup.ask_on_game_over)
9135     CheckGameOver();
9136
9137   if (game.restart_game_message != NULL)
9138   {
9139     RequestRestartGame(game.restart_game_message);
9140
9141     return;
9142   }
9143
9144   if (game_status != GAME_MODE_PLAYING)
9145     return;
9146
9147   GameActions();                // main game loop
9148
9149   if (tape.auto_play && !tape.playing)
9150     AutoPlayTapesContinue();    // continue automatically playing next tape
9151 }
9152
9153
9154 // ---------- new screen button stuff --------------------------------------
9155
9156 static struct
9157 {
9158   int gfx_unpressed, gfx_pressed;
9159   struct MenuPosInfo *pos;
9160   boolean *check_value;
9161   int gadget_id;
9162   int screen_mask;
9163   unsigned int event_mask;
9164   boolean is_touch_button;
9165   char *infotext;
9166 } menubutton_info[NUM_SCREEN_MENUBUTTONS] =
9167 {
9168   {
9169     IMG_MENU_BUTTON_PREV_LEVEL, IMG_MENU_BUTTON_PREV_LEVEL_ACTIVE,
9170     &menu.main.button.prev_level, NULL,
9171     SCREEN_CTRL_ID_PREV_LEVEL,
9172     SCREEN_MASK_MAIN,
9173     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9174     FALSE, "previous level"
9175   },
9176   {
9177     IMG_MENU_BUTTON_NEXT_LEVEL, IMG_MENU_BUTTON_NEXT_LEVEL_ACTIVE,
9178     &menu.main.button.next_level, NULL,
9179     SCREEN_CTRL_ID_NEXT_LEVEL,
9180     SCREEN_MASK_MAIN,
9181     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9182     FALSE, "next level"
9183   },
9184   {
9185     IMG_MENU_BUTTON_FIRST_LEVEL, IMG_MENU_BUTTON_FIRST_LEVEL_ACTIVE,
9186     &menu.main.button.first_level, NULL,
9187     SCREEN_CTRL_ID_FIRST_LEVEL,
9188     SCREEN_MASK_MAIN,
9189     GD_EVENT_RELEASED,
9190     FALSE, "first level"
9191   },
9192   {
9193     IMG_MENU_BUTTON_LAST_LEVEL, IMG_MENU_BUTTON_LAST_LEVEL_ACTIVE,
9194     &menu.main.button.last_level, NULL,
9195     SCREEN_CTRL_ID_LAST_LEVEL,
9196     SCREEN_MASK_MAIN,
9197     GD_EVENT_RELEASED,
9198     FALSE, "last level"
9199   },
9200   {
9201     IMG_MENU_BUTTON_LEVEL_NUMBER, IMG_MENU_BUTTON_LEVEL_NUMBER_ACTIVE,
9202     &menu.main.button.level_number, NULL,
9203     SCREEN_CTRL_ID_LEVEL_NUMBER,
9204     SCREEN_MASK_MAIN,
9205     GD_EVENT_RELEASED,
9206     FALSE, "level number"
9207   },
9208   {
9209     IMG_MENU_BUTTON_LEFT, IMG_MENU_BUTTON_LEFT_ACTIVE,
9210     &menu.setup.button.prev_player, NULL,
9211     SCREEN_CTRL_ID_PREV_PLAYER,
9212     SCREEN_MASK_INPUT,
9213     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9214     FALSE, "previous player"
9215   },
9216   {
9217     IMG_MENU_BUTTON_RIGHT, IMG_MENU_BUTTON_RIGHT_ACTIVE,
9218     &menu.setup.button.next_player, NULL,
9219     SCREEN_CTRL_ID_NEXT_PLAYER,
9220     SCREEN_MASK_INPUT,
9221     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9222     FALSE, "next player"
9223   },
9224   {
9225     IMG_MENU_BUTTON_INSERT_SOLUTION, IMG_MENU_BUTTON_INSERT_SOLUTION_ACTIVE,
9226     &menu.main.button.insert_solution, NULL,
9227     SCREEN_CTRL_ID_INSERT_SOLUTION,
9228     SCREEN_MASK_MAIN_HAS_SOLUTION,
9229     GD_EVENT_RELEASED,
9230     FALSE, "insert solution tape"
9231   },
9232   {
9233     IMG_MENU_BUTTON_PLAY_SOLUTION, IMG_MENU_BUTTON_PLAY_SOLUTION_ACTIVE,
9234     &menu.main.button.play_solution, NULL,
9235     SCREEN_CTRL_ID_PLAY_SOLUTION,
9236     SCREEN_MASK_MAIN_HAS_SOLUTION,
9237     GD_EVENT_RELEASED,
9238     FALSE, "play solution tape"
9239   },
9240   {
9241     IMG_MENU_BUTTON_SWITCH_ECS_AGA, IMG_MENU_BUTTON_SWITCH_ECS_AGA_ACTIVE,
9242     &menu.main.button.switch_ecs_aga, &setup.prefer_aga_graphics,
9243     SCREEN_CTRL_ID_SWITCH_ECS_AGA,
9244     SCREEN_MASK_MAIN,
9245     GD_EVENT_RELEASED | GD_EVENT_OFF_BORDERS,
9246     FALSE, "switch ECS/AGA chipset"
9247   },
9248   {
9249     IMG_MENU_BUTTON_TOUCH_BACK, IMG_MENU_BUTTON_TOUCH_BACK,
9250     &menu.setup.button.touch_back, NULL,
9251     SCREEN_CTRL_ID_TOUCH_PREV_PAGE,
9252     SCREEN_MASK_TOUCH,
9253     GD_EVENT_RELEASED,
9254     TRUE, "previous page"
9255   },
9256   {
9257     IMG_MENU_BUTTON_TOUCH_NEXT, IMG_MENU_BUTTON_TOUCH_NEXT,
9258     &menu.setup.button.touch_next, NULL,
9259     SCREEN_CTRL_ID_TOUCH_NEXT_PAGE,
9260     SCREEN_MASK_TOUCH,
9261     GD_EVENT_RELEASED,
9262     TRUE, "next page"
9263   },
9264   {
9265     IMG_MENU_BUTTON_TOUCH_BACK2, IMG_MENU_BUTTON_TOUCH_BACK2,
9266     &menu.setup.button.touch_back2, NULL,
9267     SCREEN_CTRL_ID_TOUCH_PREV_PAGE2,
9268     SCREEN_MASK_TOUCH2,
9269     GD_EVENT_RELEASED,
9270     TRUE, "previous page"
9271   },
9272   {
9273     IMG_MENU_BUTTON_TOUCH_NEXT2, IMG_MENU_BUTTON_TOUCH_NEXT2,
9274     &menu.setup.button.touch_next2, NULL,
9275     SCREEN_CTRL_ID_TOUCH_NEXT_PAGE2,
9276     SCREEN_MASK_TOUCH2,
9277     GD_EVENT_RELEASED,
9278     TRUE, "next page"
9279   },
9280 };
9281
9282 static struct
9283 {
9284   int gfx_unpressed, gfx_pressed;
9285   int x, y;
9286   int gadget_id;
9287   char *infotext;
9288 } scrollbutton_info[NUM_SCREEN_SCROLLBUTTONS] =
9289 {
9290   {
9291     IMG_MENU_BUTTON_UP, IMG_MENU_BUTTON_UP_ACTIVE,
9292     -1, -1,     // these values are not constant, but can change at runtime
9293     SCREEN_CTRL_ID_SCROLL_UP,
9294     "scroll up"
9295   },
9296   {
9297     IMG_MENU_BUTTON_DOWN, IMG_MENU_BUTTON_DOWN_ACTIVE,
9298     -1, -1,     // these values are not constant, but can change at runtime
9299     SCREEN_CTRL_ID_SCROLL_DOWN,
9300     "scroll down"
9301   }
9302 };
9303
9304 static struct
9305 {
9306   int gfx_unpressed, gfx_pressed;
9307   int x, y;
9308   int width, height;
9309   int type;
9310   int gadget_id;
9311   char *infotext;
9312 } scrollbar_info[NUM_SCREEN_SCROLLBARS] =
9313 {
9314   {
9315     IMG_MENU_SCROLLBAR, IMG_MENU_SCROLLBAR_ACTIVE,
9316     -1, -1,     // these values are not constant, but can change at runtime
9317     -1, -1,     // these values are not constant, but can change at runtime
9318     GD_TYPE_SCROLLBAR_VERTICAL,
9319     SCREEN_CTRL_ID_SCROLL_VERTICAL,
9320     "scroll level series vertically"
9321   }
9322 };
9323
9324 static struct
9325 {
9326   int graphic;
9327   int gadget_id;
9328   int x, y;
9329   int size;
9330   char *value;
9331   char *infotext;
9332 } textinput_info[NUM_SCREEN_TEXTINPUT] =
9333 {
9334   {
9335     IMG_SETUP_INPUT_TEXT,
9336     SCREEN_CTRL_ID_NETWORK_SERVER,
9337     -1, -1,     // these values are not constant, but can change at runtime
9338     MAX_SETUP_TEXT_INPUT_LEN,
9339     network_server_hostname,
9340     "Network Server Hostname / IP"
9341   },
9342 };
9343
9344 static void CreateScreenMenubuttons(void)
9345 {
9346   struct GadgetInfo *gi;
9347   unsigned int event_mask;
9348   int i;
9349
9350   for (i = 0; i < NUM_SCREEN_MENUBUTTONS; i++)
9351   {
9352     struct MenuPosInfo *pos = menubutton_info[i].pos;
9353     boolean is_touch_button = menubutton_info[i].is_touch_button;
9354     boolean is_check_button = menubutton_info[i].check_value != NULL;
9355     Bitmap *gd_bitmap_unpressed, *gd_bitmap_pressed;
9356     int gfx_unpressed, gfx_pressed;
9357     int x, y, width, height;
9358     int gd_x1, gd_x2, gd_y1, gd_y2;
9359     int gd_x1a, gd_x2a, gd_y1a, gd_y2a;
9360     int id = menubutton_info[i].gadget_id;
9361     int type = GD_TYPE_NORMAL_BUTTON;
9362     boolean checked = FALSE;
9363
9364     event_mask = menubutton_info[i].event_mask;
9365
9366     x = (is_touch_button ? pos->x : mSX + GDI_ACTIVE_POS(pos->x));
9367     y = (is_touch_button ? pos->y : mSY + GDI_ACTIVE_POS(pos->y));
9368
9369     width  = graphic_info[menubutton_info[i].gfx_pressed].width;
9370     height = graphic_info[menubutton_info[i].gfx_pressed].height;
9371
9372     gfx_unpressed = menubutton_info[i].gfx_unpressed;
9373     gfx_pressed   = menubutton_info[i].gfx_pressed;
9374     gd_bitmap_unpressed = graphic_info[gfx_unpressed].bitmap;
9375     gd_bitmap_pressed   = graphic_info[gfx_pressed].bitmap;
9376     gd_x1 = graphic_info[gfx_unpressed].src_x;
9377     gd_y1 = graphic_info[gfx_unpressed].src_y;
9378     gd_x2 = graphic_info[gfx_pressed].src_x;
9379     gd_y2 = graphic_info[gfx_pressed].src_y;
9380     gd_x1a = gd_x1;
9381     gd_y1a = gd_y1;
9382     gd_x2a = gd_x2;
9383     gd_y2a = gd_y2;
9384
9385     if (is_touch_button)
9386     {
9387       gd_x2 += graphic_info[gfx_pressed].pressed_xoffset;
9388       gd_y2 += graphic_info[gfx_pressed].pressed_yoffset;
9389     }
9390
9391     if (is_check_button)
9392     {
9393       gd_x1a += graphic_info[gfx_unpressed].active_xoffset;
9394       gd_y1a += graphic_info[gfx_unpressed].active_yoffset;
9395       gd_x2a += graphic_info[gfx_pressed].active_xoffset;
9396       gd_y2a += graphic_info[gfx_pressed].active_yoffset;
9397
9398       type = GD_TYPE_CHECK_BUTTON;
9399       checked = *menubutton_info[i].check_value;
9400     }
9401
9402     gi = CreateGadget(GDI_CUSTOM_ID, id,
9403                       GDI_CUSTOM_TYPE_ID, i,
9404                       GDI_IMAGE_ID, gfx_unpressed,
9405                       GDI_INFO_TEXT, menubutton_info[i].infotext,
9406                       GDI_X, x,
9407                       GDI_Y, y,
9408                       GDI_WIDTH, width,
9409                       GDI_HEIGHT, height,
9410                       GDI_TYPE, type,
9411                       GDI_STATE, GD_BUTTON_UNPRESSED,
9412                       GDI_CHECKED, checked,
9413                       GDI_DESIGN_UNPRESSED, gd_bitmap_unpressed, gd_x1, gd_y1,
9414                       GDI_DESIGN_PRESSED, gd_bitmap_pressed, gd_x2, gd_y2,
9415                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap_unpressed, gd_x1a, gd_y1a,
9416                       GDI_ALT_DESIGN_PRESSED, gd_bitmap_pressed, gd_x2a, gd_y2a,
9417                       GDI_DIRECT_DRAW, FALSE,
9418                       GDI_OVERLAY_TOUCH_BUTTON, is_touch_button,
9419                       GDI_EVENT_MASK, event_mask,
9420                       GDI_CALLBACK_ACTION, HandleScreenGadgets,
9421                       GDI_END);
9422
9423     if (gi == NULL)
9424       Fail("cannot create gadget");
9425
9426     screen_gadget[id] = gi;
9427   }
9428 }
9429
9430 static void CreateScreenScrollbuttons(void)
9431 {
9432   struct GadgetInfo *gi;
9433   unsigned int event_mask;
9434   int i;
9435
9436   // these values are not constant, but can change at runtime
9437   scrollbutton_info[0].x = SC_SCROLL_UP_XPOS;
9438   scrollbutton_info[0].y = SC_SCROLL_UP_YPOS;
9439   scrollbutton_info[1].x = SC_SCROLL_DOWN_XPOS;
9440   scrollbutton_info[1].y = SC_SCROLL_DOWN_YPOS;
9441
9442   for (i = 0; i < NUM_SCREEN_SCROLLBUTTONS; i++)
9443   {
9444     Bitmap *gd_bitmap_unpressed, *gd_bitmap_pressed;
9445     int gfx_unpressed, gfx_pressed;
9446     int x, y, width, height;
9447     int gd_x1, gd_x2, gd_y1, gd_y2;
9448     int id = scrollbutton_info[i].gadget_id;
9449
9450     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
9451
9452     x = mSX + scrollbutton_info[i].x + menu.scrollbar_xoffset;
9453     y = mSY + scrollbutton_info[i].y;
9454     width = SC_SCROLLBUTTON_XSIZE;
9455     height = SC_SCROLLBUTTON_YSIZE;
9456
9457     // correct scrollbar position if placed outside menu (playfield) area
9458     if (x > SX + SC_SCROLL_UP_XPOS)
9459       x = SX + SC_SCROLL_UP_XPOS;
9460
9461     if (id == SCREEN_CTRL_ID_SCROLL_DOWN)
9462       y = mSY + (SC_SCROLL_VERTICAL_YPOS +
9463                  (NUM_MENU_ENTRIES_ON_SCREEN - 2) * SC_SCROLLBUTTON_YSIZE);
9464
9465     gfx_unpressed = scrollbutton_info[i].gfx_unpressed;
9466     gfx_pressed   = scrollbutton_info[i].gfx_pressed;
9467     gd_bitmap_unpressed = graphic_info[gfx_unpressed].bitmap;
9468     gd_bitmap_pressed   = graphic_info[gfx_pressed].bitmap;
9469     gd_x1 = graphic_info[gfx_unpressed].src_x;
9470     gd_y1 = graphic_info[gfx_unpressed].src_y;
9471     gd_x2 = graphic_info[gfx_pressed].src_x;
9472     gd_y2 = graphic_info[gfx_pressed].src_y;
9473
9474     gi = CreateGadget(GDI_CUSTOM_ID, id,
9475                       GDI_CUSTOM_TYPE_ID, i,
9476                       GDI_IMAGE_ID, gfx_unpressed,
9477                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
9478                       GDI_X, x,
9479                       GDI_Y, y,
9480                       GDI_WIDTH, width,
9481                       GDI_HEIGHT, height,
9482                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
9483                       GDI_STATE, GD_BUTTON_UNPRESSED,
9484                       GDI_DESIGN_UNPRESSED, gd_bitmap_unpressed, gd_x1, gd_y1,
9485                       GDI_DESIGN_PRESSED, gd_bitmap_pressed, gd_x2, gd_y2,
9486                       GDI_DIRECT_DRAW, FALSE,
9487                       GDI_EVENT_MASK, event_mask,
9488                       GDI_CALLBACK_ACTION, HandleScreenGadgets,
9489                       GDI_END);
9490
9491     if (gi == NULL)
9492       Fail("cannot create gadget");
9493
9494     screen_gadget[id] = gi;
9495   }
9496 }
9497
9498 static void CreateScreenScrollbars(void)
9499 {
9500   int i;
9501
9502   // these values are not constant, but can change at runtime
9503   scrollbar_info[0].x = SC_SCROLL_VERTICAL_XPOS;
9504   scrollbar_info[0].y = SC_SCROLL_VERTICAL_YPOS;
9505   scrollbar_info[0].width  = SC_SCROLL_VERTICAL_XSIZE;
9506   scrollbar_info[0].height = SC_SCROLL_VERTICAL_YSIZE;
9507
9508   for (i = 0; i < NUM_SCREEN_SCROLLBARS; i++)
9509   {
9510     Bitmap *gd_bitmap_unpressed, *gd_bitmap_pressed;
9511     int gfx_unpressed, gfx_pressed;
9512     int x, y, width, height;
9513     int gd_x1, gd_x2, gd_y1, gd_y2;
9514     struct GadgetInfo *gi;
9515     int items_max, items_visible, item_position;
9516     unsigned int event_mask;
9517     int num_page_entries = NUM_MENU_ENTRIES_ON_SCREEN;
9518     int id = scrollbar_info[i].gadget_id;
9519
9520     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
9521
9522     x = mSX + scrollbar_info[i].x + menu.scrollbar_xoffset;
9523     y = mSY + scrollbar_info[i].y;
9524     width  = scrollbar_info[i].width;
9525     height = scrollbar_info[i].height;
9526
9527     // correct scrollbar position if placed outside menu (playfield) area
9528     if (x > SX + SC_SCROLL_VERTICAL_XPOS)
9529       x = SX + SC_SCROLL_VERTICAL_XPOS;
9530
9531     if (id == SCREEN_CTRL_ID_SCROLL_VERTICAL)
9532       height = (NUM_MENU_ENTRIES_ON_SCREEN - 2) * SC_SCROLLBUTTON_YSIZE;
9533
9534     items_max = num_page_entries;
9535     items_visible = num_page_entries;
9536     item_position = 0;
9537
9538     gfx_unpressed = scrollbar_info[i].gfx_unpressed;
9539     gfx_pressed   = scrollbar_info[i].gfx_pressed;
9540     gd_bitmap_unpressed = graphic_info[gfx_unpressed].bitmap;
9541     gd_bitmap_pressed   = graphic_info[gfx_pressed].bitmap;
9542     gd_x1 = graphic_info[gfx_unpressed].src_x;
9543     gd_y1 = graphic_info[gfx_unpressed].src_y;
9544     gd_x2 = graphic_info[gfx_pressed].src_x;
9545     gd_y2 = graphic_info[gfx_pressed].src_y;
9546
9547     gi = CreateGadget(GDI_CUSTOM_ID, id,
9548                       GDI_CUSTOM_TYPE_ID, i,
9549                       GDI_IMAGE_ID, gfx_unpressed,
9550                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
9551                       GDI_X, x,
9552                       GDI_Y, y,
9553                       GDI_WIDTH, width,
9554                       GDI_HEIGHT, height,
9555                       GDI_TYPE, scrollbar_info[i].type,
9556                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
9557                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
9558                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
9559                       GDI_WHEEL_AREA_X, SX,
9560                       GDI_WHEEL_AREA_Y, SY,
9561                       GDI_WHEEL_AREA_WIDTH, SXSIZE,
9562                       GDI_WHEEL_AREA_HEIGHT, SYSIZE,
9563                       GDI_STATE, GD_BUTTON_UNPRESSED,
9564                       GDI_DESIGN_UNPRESSED, gd_bitmap_unpressed, gd_x1, gd_y1,
9565                       GDI_DESIGN_PRESSED, gd_bitmap_pressed, gd_x2, gd_y2,
9566                       GDI_BORDER_SIZE, SC_BORDER_SIZE, SC_BORDER_SIZE,
9567                       GDI_DIRECT_DRAW, FALSE,
9568                       GDI_EVENT_MASK, event_mask,
9569                       GDI_CALLBACK_ACTION, HandleScreenGadgets,
9570                       GDI_END);
9571
9572     if (gi == NULL)
9573       Fail("cannot create gadget");
9574
9575     screen_gadget[id] = gi;
9576   }
9577 }
9578
9579 static void CreateScreenTextInputGadgets(void)
9580 {
9581   int i;
9582
9583   for (i = 0; i < NUM_SCREEN_TEXTINPUT; i++)
9584   {
9585     int graphic = textinput_info[i].graphic;
9586     struct GraphicInfo *gd = &graphic_info[graphic];
9587     int gd_x1 = gd->src_x;
9588     int gd_y1 = gd->src_y;
9589     int gd_x2 = gd->src_x + gd->active_xoffset;
9590     int gd_y2 = gd->src_y + gd->active_yoffset;
9591     struct GadgetInfo *gi;
9592     unsigned int event_mask;
9593     int id = textinput_info[i].gadget_id;
9594     int x = textinput_info[i].x;
9595     int y = textinput_info[i].y;
9596
9597     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
9598
9599     gi = CreateGadget(GDI_CUSTOM_ID, id,
9600                       GDI_CUSTOM_TYPE_ID, i,
9601                       GDI_INFO_TEXT, textinput_info[i].infotext,
9602                       GDI_X, SX + x,
9603                       GDI_Y, SY + y,
9604                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
9605                       GDI_TEXT_VALUE, textinput_info[i].value,
9606                       GDI_TEXT_SIZE, textinput_info[i].size,
9607                       GDI_TEXT_FONT, getSetupValueFont(TYPE_STRING, NULL),
9608                       GDI_TEXT_FONT_ACTIVE, FONT_TEXT_1,
9609                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
9610                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
9611                       GDI_BORDER_SIZE, gd->border_size, gd->border_size,
9612                       GDI_DESIGN_WIDTH, gd->width,
9613                       GDI_EVENT_MASK, event_mask,
9614                       GDI_CALLBACK_ACTION, HandleScreenGadgets,
9615                       GDI_CALLBACK_ACTION_ALWAYS, TRUE,
9616                       GDI_END);
9617
9618     if (gi == NULL)
9619       Fail("cannot create gadget");
9620
9621     screen_gadget[id] = gi;
9622   }
9623 }
9624
9625 void CreateScreenGadgets(void)
9626 {
9627   CreateScreenMenubuttons();
9628
9629   CreateScreenScrollbuttons();
9630   CreateScreenScrollbars();
9631
9632   CreateScreenTextInputGadgets();
9633 }
9634
9635 void FreeScreenGadgets(void)
9636 {
9637   int i;
9638
9639   for (i = 0; i < NUM_SCREEN_GADGETS; i++)
9640     FreeGadget(screen_gadget[i]);
9641 }
9642
9643 static void MapScreenMenuGadgets(int screen_mask)
9644 {
9645   int i;
9646
9647   for (i = 0; i < NUM_SCREEN_MENUBUTTONS; i++)
9648     if (screen_mask & menubutton_info[i].screen_mask)
9649       MapGadget(screen_gadget[menubutton_info[i].gadget_id]);
9650 }
9651
9652 static void UnmapScreenMenuGadgets(int screen_mask)
9653 {
9654   int i;
9655
9656   for (i = 0; i < NUM_SCREEN_MENUBUTTONS; i++)
9657   {
9658     if (screen_mask & menubutton_info[i].screen_mask)
9659     {
9660       UnmapGadget(screen_gadget[menubutton_info[i].gadget_id]);
9661
9662       if (screen_mask & SCREEN_MASK_MAIN_HAS_SOLUTION)
9663         DrawBackground(screen_gadget[menubutton_info[i].gadget_id]->x,
9664                        screen_gadget[menubutton_info[i].gadget_id]->y,
9665                        screen_gadget[menubutton_info[i].gadget_id]->width,
9666                        screen_gadget[menubutton_info[i].gadget_id]->height);
9667     }
9668   }
9669 }
9670
9671 static void UpdateScreenMenuGadgets(int screen_mask, boolean map_gadgets)
9672 {
9673   if (map_gadgets)
9674     MapScreenMenuGadgets(screen_mask);
9675   else
9676     UnmapScreenMenuGadgets(screen_mask);
9677 }
9678
9679 static void MapScreenGadgets(int num_entries)
9680 {
9681   int i;
9682
9683   if (num_entries <= NUM_MENU_ENTRIES_ON_SCREEN)
9684     return;
9685
9686   for (i = 0; i < NUM_SCREEN_SCROLLBUTTONS; i++)
9687     MapGadget(screen_gadget[scrollbutton_info[i].gadget_id]);
9688
9689   for (i = 0; i < NUM_SCREEN_SCROLLBARS; i++)
9690     MapGadget(screen_gadget[scrollbar_info[i].gadget_id]);
9691 }
9692
9693 static void MapScreenTreeGadgets(TreeInfo *ti)
9694 {
9695   MapScreenGadgets(numTreeInfoInGroup(ti));
9696 }
9697
9698 static void HandleScreenGadgets(struct GadgetInfo *gi)
9699 {
9700   int id = gi->custom_id;
9701   int button = gi->event.button;
9702   int step = (button == MB_LEFTBUTTON   ? 1 :
9703               button == MB_MIDDLEBUTTON ? 5 :
9704               button == MB_RIGHTBUTTON  ? 10 : 1);
9705
9706   switch (id)
9707   {
9708     case SCREEN_CTRL_ID_PREV_LEVEL:
9709       HandleMainMenu_SelectLevel(step, -1, NO_DIRECT_LEVEL_SELECT);
9710       break;
9711
9712     case SCREEN_CTRL_ID_NEXT_LEVEL:
9713       HandleMainMenu_SelectLevel(step, +1, NO_DIRECT_LEVEL_SELECT);
9714       break;
9715
9716     case SCREEN_CTRL_ID_FIRST_LEVEL:
9717       HandleMainMenu_SelectLevel(MAX_LEVELS, -1, NO_DIRECT_LEVEL_SELECT);
9718       break;
9719
9720     case SCREEN_CTRL_ID_LAST_LEVEL:
9721       HandleMainMenu_SelectLevel(MAX_LEVELS, +1, NO_DIRECT_LEVEL_SELECT);
9722       break;
9723
9724     case SCREEN_CTRL_ID_LEVEL_NUMBER:
9725       CloseDoor(DOOR_CLOSE_2);
9726       SetGameStatus(GAME_MODE_LEVELNR);
9727       DrawChooseLevelNr();
9728       break;
9729
9730     case SCREEN_CTRL_ID_PREV_PLAYER:
9731       HandleSetupScreen_Input_Player(step, -1);
9732       break;
9733
9734     case SCREEN_CTRL_ID_NEXT_PLAYER:
9735       HandleSetupScreen_Input_Player(step, +1);
9736       break;
9737
9738     case SCREEN_CTRL_ID_INSERT_SOLUTION:
9739       InsertSolutionTape();
9740       break;
9741
9742     case SCREEN_CTRL_ID_PLAY_SOLUTION:
9743       PlaySolutionTape();
9744       break;
9745
9746     case SCREEN_CTRL_ID_SWITCH_ECS_AGA:
9747       setup.prefer_aga_graphics = !setup.prefer_aga_graphics;
9748       DrawMainMenu();
9749       break;
9750
9751     case SCREEN_CTRL_ID_TOUCH_PREV_PAGE:
9752     case SCREEN_CTRL_ID_TOUCH_NEXT_PAGE:
9753     case SCREEN_CTRL_ID_TOUCH_PREV_PAGE2:
9754     case SCREEN_CTRL_ID_TOUCH_NEXT_PAGE2:
9755       PushUserEvent(USEREVENT_GADGET_PRESSED, id, 0);
9756       break;
9757
9758     case SCREEN_CTRL_ID_SCROLL_UP:
9759       if (game_status == GAME_MODE_NAMES)
9760         HandleChoosePlayerName(0,0, 0, -1 * SCROLL_LINE, MB_MENU_MARK);
9761       else if (game_status == GAME_MODE_LEVELS)
9762         HandleChooseLevelSet(0,0, 0, -1 * SCROLL_LINE, MB_MENU_MARK);
9763       else if (game_status == GAME_MODE_LEVELNR)
9764         HandleChooseLevelNr(0,0, 0, -1 * SCROLL_LINE, MB_MENU_MARK);
9765       else if (game_status == GAME_MODE_SETUP)
9766         HandleSetupScreen(0,0, 0, -1 * SCROLL_LINE, MB_MENU_MARK);
9767       else if (game_status == GAME_MODE_INFO)
9768         HandleInfoScreen(0,0, 0, -1 * SCROLL_LINE, MB_MENU_MARK);
9769       break;
9770
9771     case SCREEN_CTRL_ID_SCROLL_DOWN:
9772       if (game_status == GAME_MODE_NAMES)
9773         HandleChoosePlayerName(0,0, 0, +1 * SCROLL_LINE, MB_MENU_MARK);
9774       else if (game_status == GAME_MODE_LEVELS)
9775         HandleChooseLevelSet(0,0, 0, +1 * SCROLL_LINE, MB_MENU_MARK);
9776       else if (game_status == GAME_MODE_LEVELNR)
9777         HandleChooseLevelNr(0,0, 0, +1 * SCROLL_LINE, MB_MENU_MARK);
9778       else if (game_status == GAME_MODE_SETUP)
9779         HandleSetupScreen(0,0, 0, +1 * SCROLL_LINE, MB_MENU_MARK);
9780       else if (game_status == GAME_MODE_INFO)
9781         HandleInfoScreen(0,0, 0, +1 * SCROLL_LINE, MB_MENU_MARK);
9782       break;
9783
9784     case SCREEN_CTRL_ID_SCROLL_VERTICAL:
9785       if (game_status == GAME_MODE_NAMES)
9786         HandleChoosePlayerName(0,0,999,gi->event.item_position,MB_MENU_INITIALIZE);
9787       else if (game_status == GAME_MODE_LEVELS)
9788         HandleChooseLevelSet(0,0,999,gi->event.item_position,MB_MENU_INITIALIZE);
9789       else if (game_status == GAME_MODE_LEVELNR)
9790         HandleChooseLevelNr(0,0,999,gi->event.item_position,MB_MENU_INITIALIZE);
9791       else if (game_status == GAME_MODE_SETUP)
9792         HandleSetupScreen(0,0, 999,gi->event.item_position,MB_MENU_INITIALIZE);
9793       else if (game_status == GAME_MODE_INFO)
9794         HandleInfoScreen(0,0, 999,gi->event.item_position,MB_MENU_INITIALIZE);
9795       break;
9796
9797     case SCREEN_CTRL_ID_NETWORK_SERVER:
9798     {
9799       if (!strEqual(gi->textinput.value, ""))
9800       {
9801         setString(&setup.network_server_hostname, gi->textinput.value);
9802
9803         network.server_host = setup.network_server_hostname;
9804       }
9805       else
9806       {
9807         setString(&setup.network_server_hostname, STR_NETWORK_AUTO_DETECT);
9808
9809         network.server_host = NULL;
9810       }
9811
9812       if (strEqual(network.server_host, STR_NETWORK_AUTO_DETECT))
9813         network.server_host = NULL;
9814
9815       execSetupGame_setNetworkServerText();
9816
9817       DrawSetupScreen();
9818
9819       break;
9820     }
9821
9822     default:
9823       break;
9824   }
9825 }
9826
9827 void DumpScreenIdentifiers(void)
9828 {
9829   int i;
9830
9831   Print("Active screen elements on current screen:\n");
9832
9833   for (i = 0; main_controls[i].nr != -1; i++)
9834   {
9835     struct MainControlInfo *mci = &main_controls[i];
9836
9837     if (mci->button_graphic != -1)
9838     {
9839       char *token = getTokenFromImageID(mci->button_graphic);
9840
9841       Print("- '%s'\n", token);
9842     }
9843   }
9844
9845   Print("Done.\n");
9846 }
9847
9848 boolean DoScreenAction(int image_id)
9849 {
9850   int i;
9851
9852   if (game_status != GAME_MODE_MAIN)
9853     return FALSE;
9854
9855   for (i = 0; main_controls[i].nr != -1; i++)
9856   {
9857     struct MainControlInfo *mci = &main_controls[i];
9858     struct MenuPosInfo *pos = mci->pos_button;
9859
9860     if (mci->button_graphic == image_id)
9861     {
9862       int x = mSX + pos->x;
9863       int y = mSY + pos->y;
9864
9865       HandleMainMenu(x, y, 0, 0, MB_MENU_CHOICE);
9866
9867       return TRUE;
9868     }
9869   }
9870
9871   return FALSE;
9872 }
9873
9874 void DrawScreenAfterAddingSet(char *tree_subdir_new, int tree_type)
9875 {
9876   // get tree info node of newly added level or artwork set
9877   TreeInfo *tree_node_first = TREE_FIRST_NODE(tree_type);
9878   TreeInfo *tree_node_new = getTreeInfoFromIdentifier(tree_node_first,
9879                                                       tree_subdir_new);
9880   if (tree_node_new == NULL)    // should not happen
9881     return;
9882
9883   // if request dialog is active, do nothing
9884   if (game.request_active)
9885     return;
9886
9887   if (game_status == GAME_MODE_MAIN &&
9888       tree_type == TREE_TYPE_LEVEL_DIR)
9889   {
9890     // when adding new level set in main menu, select it as current level set
9891
9892     // change current level set to newly added level set from zip file
9893     leveldir_current = tree_node_new;
9894
9895     // change current level number to first level of newly added level set
9896     level_nr = leveldir_current->first_level;
9897
9898     // redraw screen to reflect changed level set
9899     DrawMainMenu();
9900
9901     // save this level set and level number as last selected level set
9902     SaveLevelSetup_LastSeries();
9903     SaveLevelSetup_SeriesInfo();
9904   }
9905   else if (game_status == GAME_MODE_LEVELS &&
9906            tree_type == TREE_TYPE_LEVEL_DIR)
9907   {
9908     // when adding new level set in level set menu, set cursor and update screen
9909
9910     leveldir_current = tree_node_new;
9911
9912     DrawChooseTree(&leveldir_current);
9913   }
9914   else if (game_status == GAME_MODE_SETUP)
9915   {
9916     // when adding new artwork set in setup menu, set cursor and update screen
9917
9918     if (setup_mode == SETUP_MODE_CHOOSE_GRAPHICS &&
9919         tree_type == TREE_TYPE_GRAPHICS_DIR)
9920     {
9921       artwork.gfx_current = tree_node_new;
9922
9923       DrawChooseTree(&artwork.gfx_current);
9924     }
9925     else if (setup_mode == SETUP_MODE_CHOOSE_SOUNDS &&
9926              tree_type == TREE_TYPE_SOUNDS_DIR)
9927     {
9928       artwork.snd_current = tree_node_new;
9929
9930       DrawChooseTree(&artwork.snd_current);
9931     }
9932     else if (setup_mode == SETUP_MODE_CHOOSE_MUSIC &&
9933              tree_type == TREE_TYPE_MUSIC_DIR)
9934     {
9935       artwork.mus_current = tree_node_new;
9936
9937       DrawChooseTree(&artwork.mus_current);
9938     }
9939   }
9940 }
9941
9942 static int UploadTapes(void)
9943 {
9944   SetGameStatus(GAME_MODE_LOADING);
9945
9946   FadeSetEnterScreen();
9947   FadeOut(REDRAW_ALL);
9948
9949   ClearRectangle(drawto, 0, 0, WIN_XSIZE, WIN_YSIZE);
9950
9951   FadeIn(REDRAW_ALL);
9952
9953   DrawInitTextHead("Uploading tapes");
9954
9955   global.autoplay_mode = AUTOPLAY_MODE_UPLOAD;
9956   global.autoplay_leveldir = "ALL";
9957   global.autoplay_all = TRUE;
9958
9959   int num_tapes_uploaded = AutoPlayTapes();
9960
9961   global.autoplay_mode = AUTOPLAY_MODE_NONE;
9962   global.autoplay_leveldir = NULL;
9963   global.autoplay_all = FALSE;
9964
9965   SetGameStatus(GAME_MODE_MAIN);
9966
9967   DrawMainMenu();
9968
9969   return num_tapes_uploaded;
9970 }
9971
9972 static boolean OfferUploadTapes(void)
9973 {
9974   if (!Request("Upload all your tapes to the high score server now?", REQ_ASK))
9975     return FALSE;
9976
9977   int num_tapes_uploaded = UploadTapes();
9978   char message[100];
9979
9980   sprintf(message, "%d tapes uploaded!", num_tapes_uploaded);
9981
9982   Request(message, REQ_CONFIRM);
9983
9984   // after all tapes have been uploaded, remove entry from setup menu
9985   setup.provide_uploading_tapes = FALSE;
9986
9987   SaveSetup();
9988
9989   return (num_tapes_uploaded > 0);
9990 }
9991
9992 void CheckUploadTapes(void)
9993 {
9994   if (!setup.ask_for_uploading_tapes)
9995     return;
9996
9997   if (directoryExists(getTapeDir(NULL)))
9998   {
9999     boolean tapes_uploaded = OfferUploadTapes();
10000
10001     if (!tapes_uploaded)
10002       Request("You can upload your tapes from the setup menu later!",
10003               REQ_CONFIRM);
10004   }
10005   else
10006   {
10007     // if tapes directory does not exist yet, never offer uploading all tapes
10008     setup.provide_uploading_tapes = FALSE;
10009   }
10010
10011   // after asking for uploading all tapes once, do not ask again
10012   setup.ask_for_uploading_tapes = FALSE;
10013
10014   SaveSetup();
10015 }