1 // ============================================================================
2 // Rocks'n'Diamonds - McDuffin Strikes Back!
3 // ----------------------------------------------------------------------------
4 // (c) 1995-2014 by Artsoft Entertainment
7 // http://www.artsoft.org/
8 // ----------------------------------------------------------------------------
10 // ============================================================================
14 #include "libgame/libgame.h"
26 /* select level set with EMC X11 graphics before activating EM GFX debugging */
27 #define DEBUG_EM_GFX FALSE
28 #define DEBUG_FRAME_TIME FALSE
30 /* tool button identifiers */
31 #define TOOL_CTRL_ID_YES 0
32 #define TOOL_CTRL_ID_NO 1
33 #define TOOL_CTRL_ID_CONFIRM 2
34 #define TOOL_CTRL_ID_PLAYER_1 3
35 #define TOOL_CTRL_ID_PLAYER_2 4
36 #define TOOL_CTRL_ID_PLAYER_3 5
37 #define TOOL_CTRL_ID_PLAYER_4 6
39 #define NUM_TOOL_BUTTONS 7
41 /* constants for number of doors and door parts */
43 #define NUM_PANELS NUM_DOORS
44 // #define NUM_PANELS 0
45 #define MAX_PARTS_PER_DOOR 8
46 #define MAX_DOOR_PARTS (NUM_DOORS * MAX_PARTS_PER_DOOR + NUM_PANELS)
47 #define DOOR_PART_IS_PANEL(i) ((i) >= NUM_DOORS * MAX_PARTS_PER_DOOR)
50 struct DoorPartOrderInfo
56 static struct DoorPartOrderInfo door_part_order[MAX_DOOR_PARTS];
58 struct DoorPartControlInfo
62 struct DoorPartPosInfo *pos;
65 static struct DoorPartControlInfo door_part_controls[] =
69 IMG_GFX_DOOR_1_PART_1,
74 IMG_GFX_DOOR_1_PART_2,
79 IMG_GFX_DOOR_1_PART_3,
84 IMG_GFX_DOOR_1_PART_4,
89 IMG_GFX_DOOR_1_PART_5,
94 IMG_GFX_DOOR_1_PART_6,
99 IMG_GFX_DOOR_1_PART_7,
104 IMG_GFX_DOOR_1_PART_8,
110 IMG_GFX_DOOR_2_PART_1,
115 IMG_GFX_DOOR_2_PART_2,
120 IMG_GFX_DOOR_2_PART_3,
125 IMG_GFX_DOOR_2_PART_4,
130 IMG_GFX_DOOR_2_PART_5,
135 IMG_GFX_DOOR_2_PART_6,
140 IMG_GFX_DOOR_2_PART_7,
145 IMG_GFX_DOOR_2_PART_8,
151 IMG_BACKGROUND_PANEL,
168 /* forward declaration for internal use */
169 static void UnmapToolButtons();
170 static void HandleToolButtons(struct GadgetInfo *);
171 static int el_act_dir2crm(int, int, int);
172 static int el_act2crm(int, int);
174 static struct GadgetInfo *tool_gadget[NUM_TOOL_BUTTONS];
175 static int request_gadget_id = -1;
177 static char *print_if_not_empty(int element)
179 static char *s = NULL;
180 char *token_name = element_info[element].token_name;
185 s = checked_malloc(strlen(token_name) + 10 + 1);
187 if (element != EL_EMPTY)
188 sprintf(s, "%d\t['%s']", element, token_name);
190 sprintf(s, "%d", element);
195 int correctLevelPosX_EM(int lx)
198 lx -= (BorderElement != EL_EMPTY ? 1 : 0);
203 int correctLevelPosY_EM(int ly)
206 ly -= (BorderElement != EL_EMPTY ? 1 : 0);
211 static int getFieldbufferOffsetX_RND()
213 int full_lev_fieldx = lev_fieldx + (BorderElement != EL_EMPTY ? 2 : 0);
214 int dx = (ScreenMovDir & (MV_LEFT | MV_RIGHT) ? ScreenGfxPos : 0);
215 int dx_var = dx * TILESIZE_VAR / TILESIZE;
218 if (EVEN(SCR_FIELDX))
220 int ffx = (scroll_x - SBX_Left) * TILEX_VAR + dx_var;
222 if (ffx < SBX_Right * TILEX_VAR + TILEX_VAR / 2 + TILEX_VAR)
223 fx += dx_var - MIN(ffx, TILEX_VAR / 2) + TILEX_VAR;
225 fx += (dx_var > 0 ? TILEX_VAR : 0);
232 if (full_lev_fieldx <= SCR_FIELDX)
234 if (EVEN(SCR_FIELDX))
235 fx = 2 * TILEX_VAR - (ODD(lev_fieldx) ? TILEX_VAR / 2 : 0);
237 fx = 2 * TILEX_VAR - (EVEN(lev_fieldx) ? TILEX_VAR / 2 : 0);
243 static int getFieldbufferOffsetY_RND()
245 int full_lev_fieldy = lev_fieldy + (BorderElement != EL_EMPTY ? 2 : 0);
246 int dy = (ScreenMovDir & (MV_UP | MV_DOWN) ? ScreenGfxPos : 0);
247 int dy_var = dy * TILESIZE_VAR / TILESIZE;
250 if (EVEN(SCR_FIELDY))
252 int ffy = (scroll_y - SBY_Upper) * TILEY_VAR + dy_var;
254 if (ffy < SBY_Lower * TILEY_VAR + TILEY_VAR / 2 + TILEY_VAR)
255 fy += dy_var - MIN(ffy, TILEY_VAR / 2) + TILEY_VAR;
257 fy += (dy_var > 0 ? TILEY_VAR : 0);
264 if (full_lev_fieldy <= SCR_FIELDY)
266 if (EVEN(SCR_FIELDY))
267 fy = 2 * TILEY_VAR - (ODD(lev_fieldy) ? TILEY_VAR / 2 : 0);
269 fy = 2 * TILEY_VAR - (EVEN(lev_fieldy) ? TILEY_VAR / 2 : 0);
275 static int getLevelFromScreenX_RND(int sx)
277 int fx = getFieldbufferOffsetX_RND();
280 int lx = LEVELX((px + dx) / TILESIZE_VAR);
285 static int getLevelFromScreenY_RND(int sy)
287 int fy = getFieldbufferOffsetY_RND();
290 int ly = LEVELY((py + dy) / TILESIZE_VAR);
295 static int getLevelFromScreenX_EM(int sx)
297 int level_xsize = level.native_em_level->lev->width;
298 int full_xsize = level_xsize * TILESIZE_VAR;
300 sx -= (full_xsize < SXSIZE ? (SXSIZE - full_xsize) / 2 : 0);
302 int fx = getFieldbufferOffsetX_EM();
305 int lx = LEVELX((px + dx) / TILESIZE_VAR);
307 lx = correctLevelPosX_EM(lx);
312 static int getLevelFromScreenY_EM(int sy)
314 int level_ysize = level.native_em_level->lev->height;
315 int full_ysize = level_ysize * TILESIZE_VAR;
317 sy -= (full_ysize < SYSIZE ? (SYSIZE - full_ysize) / 2 : 0);
319 int fy = getFieldbufferOffsetY_EM();
322 int ly = LEVELY((py + dy) / TILESIZE_VAR);
324 ly = correctLevelPosY_EM(ly);
329 static int getLevelFromScreenX_SP(int sx)
331 int menBorder = setup.sp_show_border_elements;
332 int level_xsize = level.native_sp_level->width;
333 int full_xsize = (level_xsize - (menBorder ? 0 : 1)) * TILESIZE_VAR;
335 sx += (full_xsize < SXSIZE ? (SXSIZE - full_xsize) / 2 : 0);
337 int fx = getFieldbufferOffsetX_SP();
340 int lx = LEVELX((px + dx) / TILESIZE_VAR);
345 static int getLevelFromScreenY_SP(int sy)
347 int menBorder = setup.sp_show_border_elements;
348 int level_ysize = level.native_sp_level->height;
349 int full_ysize = (level_ysize - (menBorder ? 0 : 1)) * TILESIZE_VAR;
351 sy += (full_ysize < SYSIZE ? (SYSIZE - full_ysize) / 2 : 0);
353 int fy = getFieldbufferOffsetY_SP();
356 int ly = LEVELY((py + dy) / TILESIZE_VAR);
361 static int getLevelFromScreenX_MM(int sx)
364 int level_xsize = level.native_mm_level->fieldx;
365 int full_xsize = level_xsize * TILESIZE_VAR;
367 sx -= (full_xsize < SXSIZE ? (SXSIZE - full_xsize) / 2 : 0);
371 int lx = px / TILESIZE_VAR;
376 static int getLevelFromScreenY_MM(int sy)
379 int level_ysize = level.native_mm_level->fieldy;
380 int full_ysize = level_ysize * TILESIZE_VAR;
382 sy -= (full_ysize < SYSIZE ? (SYSIZE - full_ysize) / 2 : 0);
386 int ly = py / TILESIZE_VAR;
391 int getLevelFromScreenX(int x)
393 if (level.game_engine_type == GAME_ENGINE_TYPE_EM)
394 return getLevelFromScreenX_EM(x);
395 if (level.game_engine_type == GAME_ENGINE_TYPE_SP)
396 return getLevelFromScreenX_SP(x);
397 if (level.game_engine_type == GAME_ENGINE_TYPE_MM)
398 return getLevelFromScreenX_MM(x);
400 return getLevelFromScreenX_RND(x);
403 int getLevelFromScreenY(int y)
405 if (level.game_engine_type == GAME_ENGINE_TYPE_EM)
406 return getLevelFromScreenY_EM(y);
407 if (level.game_engine_type == GAME_ENGINE_TYPE_SP)
408 return getLevelFromScreenY_SP(y);
409 if (level.game_engine_type == GAME_ENGINE_TYPE_MM)
410 return getLevelFromScreenY_MM(y);
412 return getLevelFromScreenY_RND(y);
415 void DumpTile(int x, int y)
421 printf_line("-", 79);
422 printf("Field Info: SCREEN(%d, %d), LEVEL(%d, %d)\n", sx, sy, x, y);
423 printf_line("-", 79);
425 if (!IN_LEV_FIELD(x, y))
427 printf("(not in level field)\n");
433 token_name = element_info[Feld[x][y]].token_name;
435 printf(" Feld: %d\t['%s']\n", Feld[x][y], token_name);
436 printf(" Back: %s\n", print_if_not_empty(Back[x][y]));
437 printf(" Store: %s\n", print_if_not_empty(Store[x][y]));
438 printf(" Store2: %s\n", print_if_not_empty(Store2[x][y]));
439 printf(" StorePlayer: %s\n", print_if_not_empty(StorePlayer[x][y]));
440 printf(" MovPos: %d\n", MovPos[x][y]);
441 printf(" MovDir: %d\n", MovDir[x][y]);
442 printf(" MovDelay: %d\n", MovDelay[x][y]);
443 printf(" ChangeDelay: %d\n", ChangeDelay[x][y]);
444 printf(" CustomValue: %d\n", CustomValue[x][y]);
445 printf(" GfxElement: %d\n", GfxElement[x][y]);
446 printf(" GfxAction: %d\n", GfxAction[x][y]);
447 printf(" GfxFrame: %d [%d]\n", GfxFrame[x][y], FrameCounter);
448 printf(" Player x/y: %d, %d\n", local_player->jx, local_player->jy);
452 void DumpTileFromScreen(int sx, int sy)
454 int lx = getLevelFromScreenX(sx);
455 int ly = getLevelFromScreenY(sy);
460 void SetDrawtoField(int mode)
462 if (mode == DRAW_TO_FIELDBUFFER)
468 BX2 = SCR_FIELDX + 1;
469 BY2 = SCR_FIELDY + 1;
471 drawto_field = fieldbuffer;
473 else /* DRAW_TO_BACKBUFFER */
479 BX2 = SCR_FIELDX - 1;
480 BY2 = SCR_FIELDY - 1;
482 drawto_field = backbuffer;
486 static void RedrawPlayfield_RND()
488 if (game.envelope_active)
491 DrawLevel(REDRAW_ALL);
495 void RedrawPlayfield()
497 if (game_status != GAME_MODE_PLAYING)
500 if (level.game_engine_type == GAME_ENGINE_TYPE_EM)
501 RedrawPlayfield_EM(TRUE);
502 else if (level.game_engine_type == GAME_ENGINE_TYPE_SP)
503 RedrawPlayfield_SP(TRUE);
504 else if (level.game_engine_type == GAME_ENGINE_TYPE_MM)
505 RedrawPlayfield_MM();
506 else if (level.game_engine_type == GAME_ENGINE_TYPE_RND)
507 RedrawPlayfield_RND();
509 BlitScreenToBitmap(backbuffer);
511 BlitBitmap(drawto, window, gfx.sx, gfx.sy, gfx.sxsize, gfx.sysize,
515 static void DrawMaskedBorderExt_Rect(int x, int y, int width, int height,
518 Bitmap *src_bitmap = getGlobalBorderBitmapFromStatus(global.border_status);
519 Bitmap *dst_bitmap = gfx.masked_border_bitmap_ptr;
521 if (x == -1 && y == -1)
524 if (draw_target == DRAW_TO_SCREEN)
525 BlitToScreenMasked(src_bitmap, x, y, width, height, x, y);
527 BlitBitmapMasked(src_bitmap, dst_bitmap, x, y, width, height, x, y);
530 static void DrawMaskedBorderExt_FIELD(int draw_target)
532 if (global.border_status >= GAME_MODE_MAIN &&
533 global.border_status <= GAME_MODE_PLAYING &&
534 border.draw_masked[global.border_status])
535 DrawMaskedBorderExt_Rect(REAL_SX, REAL_SY, FULL_SXSIZE, FULL_SYSIZE,
539 static void DrawMaskedBorderExt_DOOR_1(int draw_target)
541 // when drawing to backbuffer, never draw border over open doors
542 if (draw_target == DRAW_TO_BACKBUFFER &&
543 (GetDoorState() & DOOR_OPEN_1))
546 if (border.draw_masked[GFX_SPECIAL_ARG_DOOR] &&
547 (global.border_status != GAME_MODE_EDITOR ||
548 border.draw_masked[GFX_SPECIAL_ARG_EDITOR]))
549 DrawMaskedBorderExt_Rect(DX, DY, DXSIZE, DYSIZE, draw_target);
552 static void DrawMaskedBorderExt_DOOR_2(int draw_target)
554 // when drawing to backbuffer, never draw border over open doors
555 if (draw_target == DRAW_TO_BACKBUFFER &&
556 (GetDoorState() & DOOR_OPEN_2))
559 if (border.draw_masked[GFX_SPECIAL_ARG_DOOR] &&
560 global.border_status != GAME_MODE_EDITOR)
561 DrawMaskedBorderExt_Rect(VX, VY, VXSIZE, VYSIZE, draw_target);
564 static void DrawMaskedBorderExt_DOOR_3(int draw_target)
566 /* currently not available */
569 static void DrawMaskedBorderExt_ALL(int draw_target)
571 DrawMaskedBorderExt_FIELD(draw_target);
572 DrawMaskedBorderExt_DOOR_1(draw_target);
573 DrawMaskedBorderExt_DOOR_2(draw_target);
574 DrawMaskedBorderExt_DOOR_3(draw_target);
577 static void DrawMaskedBorderExt(int redraw_mask, int draw_target)
579 /* never draw masked screen borders on borderless screens */
580 if (global.border_status == GAME_MODE_LOADING ||
581 global.border_status == GAME_MODE_TITLE)
584 if (redraw_mask & REDRAW_ALL)
585 DrawMaskedBorderExt_ALL(draw_target);
588 if (redraw_mask & REDRAW_FIELD)
589 DrawMaskedBorderExt_FIELD(draw_target);
590 if (redraw_mask & REDRAW_DOOR_1)
591 DrawMaskedBorderExt_DOOR_1(draw_target);
592 if (redraw_mask & REDRAW_DOOR_2)
593 DrawMaskedBorderExt_DOOR_2(draw_target);
594 if (redraw_mask & REDRAW_DOOR_3)
595 DrawMaskedBorderExt_DOOR_3(draw_target);
599 void DrawMaskedBorder_FIELD()
601 DrawMaskedBorderExt_FIELD(DRAW_TO_BACKBUFFER);
604 void DrawMaskedBorder(int redraw_mask)
606 DrawMaskedBorderExt(redraw_mask, DRAW_TO_BACKBUFFER);
609 void DrawMaskedBorderToTarget(int draw_target)
611 if (draw_target == DRAW_TO_BACKBUFFER ||
612 draw_target == DRAW_TO_SCREEN)
614 DrawMaskedBorderExt(REDRAW_ALL, draw_target);
618 int last_border_status = global.border_status;
620 if (draw_target == DRAW_TO_FADE_SOURCE)
622 global.border_status = gfx.fade_border_source_status;
623 gfx.masked_border_bitmap_ptr = gfx.fade_bitmap_source;
625 else if (draw_target == DRAW_TO_FADE_TARGET)
627 global.border_status = gfx.fade_border_target_status;
628 gfx.masked_border_bitmap_ptr = gfx.fade_bitmap_target;
631 DrawMaskedBorderExt(REDRAW_ALL, draw_target);
633 global.border_status = last_border_status;
634 gfx.masked_border_bitmap_ptr = backbuffer;
638 void BlitScreenToBitmap_RND(Bitmap *target_bitmap)
640 int fx = getFieldbufferOffsetX_RND();
641 int fy = getFieldbufferOffsetY_RND();
643 BlitBitmap(drawto_field, target_bitmap, fx, fy, SXSIZE, SYSIZE, SX, SY);
646 void BlitScreenToBitmap(Bitmap *target_bitmap)
648 if (level.game_engine_type == GAME_ENGINE_TYPE_EM)
649 BlitScreenToBitmap_EM(target_bitmap);
650 else if (level.game_engine_type == GAME_ENGINE_TYPE_SP)
651 BlitScreenToBitmap_SP(target_bitmap);
652 else if (level.game_engine_type == GAME_ENGINE_TYPE_MM)
653 BlitScreenToBitmap_MM(target_bitmap);
654 else if (level.game_engine_type == GAME_ENGINE_TYPE_RND)
655 BlitScreenToBitmap_RND(target_bitmap);
657 redraw_mask |= REDRAW_FIELD;
660 void DrawFramesPerSecond()
663 int font_nr = FONT_TEXT_2;
664 int font_width = getFontWidth(font_nr);
665 int draw_deactivation_mask = GetDrawDeactivationMask();
666 boolean draw_masked = (draw_deactivation_mask == REDRAW_NONE);
668 /* draw FPS with leading space (needed if field buffer deactivated) */
669 sprintf(text, " %04.1f fps", global.frames_per_second);
671 /* override draw deactivation mask (required for invisible warp mode) */
672 SetDrawDeactivationMask(REDRAW_NONE);
674 /* draw opaque FPS if field buffer deactivated, else draw masked FPS */
675 DrawTextExt(backbuffer, SX + SXSIZE - font_width * strlen(text), SY, text,
676 font_nr, (draw_masked ? BLIT_MASKED : BLIT_OPAQUE));
678 /* set draw deactivation mask to previous value */
679 SetDrawDeactivationMask(draw_deactivation_mask);
681 /* force full-screen redraw in this frame */
682 redraw_mask = REDRAW_ALL;
686 static void PrintFrameTimeDebugging()
688 static unsigned int last_counter = 0;
689 unsigned int counter = Counter();
690 int diff_1 = counter - last_counter;
691 int diff_2 = diff_1 - GAME_FRAME_DELAY;
693 int diff_2_cut = MIN(ABS(diff_2), diff_2_max);
694 char diff_bar[2 * diff_2_max + 5];
698 diff_bar[pos++] = (diff_2 < -diff_2_max ? '<' : ' ');
700 for (i = 0; i < diff_2_max; i++)
701 diff_bar[pos++] = (diff_2 >= 0 ? ' ' :
702 i >= diff_2_max - diff_2_cut ? '-' : ' ');
704 diff_bar[pos++] = '|';
706 for (i = 0; i < diff_2_max; i++)
707 diff_bar[pos++] = (diff_2 <= 0 ? ' ' : i < diff_2_cut ? '+' : ' ');
709 diff_bar[pos++] = (diff_2 > diff_2_max ? '>' : ' ');
711 diff_bar[pos++] = '\0';
713 Error(ERR_INFO, "%06d [%02d] [%c%02d] %s",
716 (diff_2 < 0 ? '-' : diff_2 > 0 ? '+' : ' '), ABS(diff_2),
719 last_counter = counter;
723 static int unifiedRedrawMask(int mask)
725 if (mask & REDRAW_ALL)
728 if (mask & REDRAW_FIELD && mask & REDRAW_DOORS)
734 static boolean equalRedrawMasks(int mask_1, int mask_2)
736 return unifiedRedrawMask(mask_1) == unifiedRedrawMask(mask_2);
741 static int last_redraw_mask = REDRAW_NONE;
743 // force screen redraw in every frame to continue drawing global animations
744 // (but always use the last redraw mask to prevent unwanted side effects)
745 if (redraw_mask == REDRAW_NONE)
746 redraw_mask = last_redraw_mask;
748 last_redraw_mask = redraw_mask;
751 // masked border now drawn immediately when blitting backbuffer to window
753 // draw masked border to all viewports, if defined
754 DrawMaskedBorder(redraw_mask);
757 // draw frames per second (only if debug mode is enabled)
758 if (redraw_mask & REDRAW_FPS)
759 DrawFramesPerSecond();
761 // remove playfield redraw before potentially merging with doors redraw
762 if (DrawingDeactivated(REAL_SX, REAL_SY, FULL_SXSIZE, FULL_SYSIZE))
763 redraw_mask &= ~REDRAW_FIELD;
765 // redraw complete window if both playfield and (some) doors need redraw
766 if (redraw_mask & REDRAW_FIELD && redraw_mask & REDRAW_DOORS)
767 redraw_mask = REDRAW_ALL;
769 /* although redrawing the whole window would be fine for normal gameplay,
770 being able to only redraw the playfield is required for deactivating
771 certain drawing areas (mainly playfield) to work, which is needed for
772 warp-forward to be fast enough (by skipping redraw of most frames) */
774 if (redraw_mask & REDRAW_ALL)
776 BlitBitmap(backbuffer, window, 0, 0, WIN_XSIZE, WIN_YSIZE, 0, 0);
778 else if (redraw_mask & REDRAW_FIELD)
780 BlitBitmap(backbuffer, window,
781 REAL_SX, REAL_SY, FULL_SXSIZE, FULL_SYSIZE, REAL_SX, REAL_SY);
783 else if (redraw_mask & REDRAW_DOORS)
785 // merge door areas to prevent calling screen redraw more than once
791 if (redraw_mask & REDRAW_DOOR_1)
795 x2 = MAX(x2, DX + DXSIZE);
796 y2 = MAX(y2, DY + DYSIZE);
799 if (redraw_mask & REDRAW_DOOR_2)
803 x2 = MAX(x2, VX + VXSIZE);
804 y2 = MAX(y2, VY + VYSIZE);
807 if (redraw_mask & REDRAW_DOOR_3)
811 x2 = MAX(x2, EX + EXSIZE);
812 y2 = MAX(y2, EY + EYSIZE);
815 // make sure that at least one pixel is blitted, and inside the screen
816 // (else nothing is blitted, causing the animations not to be updated)
817 x1 = MIN(MAX(0, x1), WIN_XSIZE - 1);
818 y1 = MIN(MAX(0, y1), WIN_YSIZE - 1);
819 x2 = MIN(MAX(1, x2), WIN_XSIZE);
820 y2 = MIN(MAX(1, y2), WIN_YSIZE);
822 BlitBitmap(backbuffer, window, x1, y1, x2 - x1, y2 - y1, x1, y1);
825 redraw_mask = REDRAW_NONE;
828 PrintFrameTimeDebugging();
832 void BackToFront_WithFrameDelay(unsigned int frame_delay_value)
834 unsigned int frame_delay_value_old = GetVideoFrameDelay();
836 SetVideoFrameDelay(frame_delay_value);
840 SetVideoFrameDelay(frame_delay_value_old);
843 static int fade_type_skip = FADE_TYPE_NONE;
845 static void FadeExt(int fade_mask, int fade_mode, int fade_type)
847 void (*draw_border_function)(void) = NULL;
848 int x, y, width, height;
849 int fade_delay, post_delay;
851 if (fade_type == FADE_TYPE_FADE_OUT)
853 if (fade_type_skip != FADE_TYPE_NONE)
855 /* skip all fade operations until specified fade operation */
856 if (fade_type & fade_type_skip)
857 fade_type_skip = FADE_TYPE_NONE;
862 if (fading.fade_mode & FADE_TYPE_TRANSFORM)
866 redraw_mask |= fade_mask;
868 if (fade_type == FADE_TYPE_SKIP)
870 fade_type_skip = fade_mode;
875 fade_delay = fading.fade_delay;
876 post_delay = (fade_mode == FADE_MODE_FADE_OUT ? fading.post_delay : 0);
878 if (fade_type_skip != FADE_TYPE_NONE)
880 /* skip all fade operations until specified fade operation */
881 if (fade_type & fade_type_skip)
882 fade_type_skip = FADE_TYPE_NONE;
887 if (global.autoplay_leveldir)
892 if (fade_mask == REDRAW_FIELD)
897 height = FADE_SYSIZE;
899 if (border.draw_masked_when_fading)
900 draw_border_function = DrawMaskedBorder_FIELD; /* update when fading */
902 DrawMaskedBorder_FIELD(); /* draw once */
904 else /* REDRAW_ALL */
912 if (!setup.fade_screens ||
914 fading.fade_mode == FADE_MODE_NONE)
916 if (fade_mode == FADE_MODE_FADE_OUT)
919 BlitBitmap(backbuffer, window, x, y, width, height, x, y);
921 redraw_mask &= ~fade_mask;
926 FadeRectangle(x, y, width, height, fade_mode, fade_delay, post_delay,
927 draw_border_function);
929 redraw_mask &= ~fade_mask;
932 static void SetScreenStates_BeforeFadingIn()
934 // temporarily set screen mode for animations to screen after fading in
935 global.anim_status = global.anim_status_next;
937 // store backbuffer with all animations that will be started after fading in
938 if (fade_type_skip != FADE_MODE_SKIP_FADE_IN)
939 PrepareFadeBitmap(DRAW_TO_FADE_TARGET);
941 // set screen mode for animations back to fading
942 global.anim_status = GAME_MODE_PSEUDO_FADING;
945 static void SetScreenStates_AfterFadingIn()
947 // store new source screen (to use correct masked border for fading)
948 gfx.fade_border_source_status = global.border_status;
950 global.anim_status = global.anim_status_next;
953 static void SetScreenStates_BeforeFadingOut()
955 // store new target screen (to use correct masked border for fading)
956 gfx.fade_border_target_status = game_status;
958 // set screen mode for animations to fading
959 global.anim_status = GAME_MODE_PSEUDO_FADING;
961 // store backbuffer with all animations that will be stopped for fading out
962 if (fade_type_skip != FADE_MODE_SKIP_FADE_OUT)
963 PrepareFadeBitmap(DRAW_TO_FADE_SOURCE);
966 static void SetScreenStates_AfterFadingOut()
968 global.border_status = game_status;
971 void FadeIn(int fade_mask)
973 SetScreenStates_BeforeFadingIn();
976 DrawMaskedBorder(REDRAW_ALL);
979 if (fading.fade_mode & FADE_TYPE_TRANSFORM)
980 FadeExt(fade_mask, fading.fade_mode, FADE_TYPE_FADE_IN);
982 FadeExt(fade_mask, FADE_MODE_FADE_IN, FADE_TYPE_FADE_IN);
986 FADE_SXSIZE = FULL_SXSIZE;
987 FADE_SYSIZE = FULL_SYSIZE;
989 if (game_status == GAME_MODE_PLAYING &&
990 strEqual(setup.touch.control_type, TOUCH_CONTROL_VIRTUAL_BUTTONS))
991 SetOverlayActive(TRUE);
993 SetScreenStates_AfterFadingIn();
995 // force update of global animation status in case of rapid screen changes
996 redraw_mask = REDRAW_ALL;
1000 void FadeOut(int fade_mask)
1002 // update screen if areas covered by "fade_mask" and "redraw_mask" differ
1003 if (!equalRedrawMasks(fade_mask, redraw_mask))
1006 SetScreenStates_BeforeFadingOut();
1008 SetOverlayActive(FALSE);
1011 DrawMaskedBorder(REDRAW_ALL);
1014 if (fading.fade_mode & FADE_TYPE_TRANSFORM)
1015 FadeExt(fade_mask, fading.fade_mode, FADE_TYPE_FADE_OUT);
1017 FadeExt(fade_mask, FADE_MODE_FADE_OUT, FADE_TYPE_FADE_OUT);
1019 SetScreenStates_AfterFadingOut();
1022 static void FadeSetLeaveNext(struct TitleFadingInfo fading_leave, boolean set)
1024 static struct TitleFadingInfo fading_leave_stored;
1027 fading_leave_stored = fading_leave;
1029 fading = fading_leave_stored;
1032 void FadeSetEnterMenu()
1034 fading = menu.enter_menu;
1036 FadeSetLeaveNext(fading, TRUE); /* (keep same fade mode) */
1039 void FadeSetLeaveMenu()
1041 fading = menu.leave_menu;
1043 FadeSetLeaveNext(fading, TRUE); /* (keep same fade mode) */
1046 void FadeSetEnterScreen()
1048 fading = menu.enter_screen[game_status];
1050 FadeSetLeaveNext(menu.leave_screen[game_status], TRUE); /* store */
1053 void FadeSetNextScreen()
1055 fading = menu.next_screen[game_status];
1057 // (do not overwrite fade mode set by FadeSetEnterScreen)
1058 // FadeSetLeaveNext(fading, TRUE); /* (keep same fade mode) */
1061 void FadeSetLeaveScreen()
1063 FadeSetLeaveNext(menu.leave_screen[game_status], FALSE); /* recall */
1066 void FadeSetFromType(int type)
1068 if (type & TYPE_ENTER_SCREEN)
1069 FadeSetEnterScreen();
1070 else if (type & TYPE_ENTER)
1072 else if (type & TYPE_LEAVE)
1076 void FadeSetDisabled()
1078 static struct TitleFadingInfo fading_none = { FADE_MODE_NONE, -1, -1, -1 };
1080 fading = fading_none;
1083 void FadeSkipNextFadeIn()
1085 FadeExt(0, FADE_MODE_SKIP_FADE_IN, FADE_TYPE_SKIP);
1088 void FadeSkipNextFadeOut()
1090 FadeExt(0, FADE_MODE_SKIP_FADE_OUT, FADE_TYPE_SKIP);
1093 Bitmap *getBitmapFromGraphicOrDefault(int graphic, int default_graphic)
1095 boolean redefined = getImageListEntryFromImageID(graphic)->redefined;
1097 return (graphic == IMG_UNDEFINED ? NULL :
1098 graphic_info[graphic].bitmap != NULL || redefined ?
1099 graphic_info[graphic].bitmap :
1100 graphic_info[default_graphic].bitmap);
1103 Bitmap *getBackgroundBitmap(int graphic)
1105 return getBitmapFromGraphicOrDefault(graphic, IMG_BACKGROUND);
1108 Bitmap *getGlobalBorderBitmap(int graphic)
1110 return getBitmapFromGraphicOrDefault(graphic, IMG_GLOBAL_BORDER);
1113 Bitmap *getGlobalBorderBitmapFromStatus(int status)
1116 (status == GAME_MODE_MAIN ||
1117 status == GAME_MODE_PSEUDO_TYPENAME ? IMG_GLOBAL_BORDER_MAIN :
1118 status == GAME_MODE_SCORES ? IMG_GLOBAL_BORDER_SCORES :
1119 status == GAME_MODE_EDITOR ? IMG_GLOBAL_BORDER_EDITOR :
1120 status == GAME_MODE_PLAYING ? IMG_GLOBAL_BORDER_PLAYING :
1123 return getGlobalBorderBitmap(graphic);
1126 void SetWindowBackgroundImageIfDefined(int graphic)
1128 if (graphic_info[graphic].bitmap)
1129 SetWindowBackgroundBitmap(graphic_info[graphic].bitmap);
1132 void SetMainBackgroundImageIfDefined(int graphic)
1134 if (graphic_info[graphic].bitmap)
1135 SetMainBackgroundBitmap(graphic_info[graphic].bitmap);
1138 void SetDoorBackgroundImageIfDefined(int graphic)
1140 if (graphic_info[graphic].bitmap)
1141 SetDoorBackgroundBitmap(graphic_info[graphic].bitmap);
1144 void SetWindowBackgroundImage(int graphic)
1146 SetWindowBackgroundBitmap(getBackgroundBitmap(graphic));
1149 void SetMainBackgroundImage(int graphic)
1151 SetMainBackgroundBitmap(getBackgroundBitmap(graphic));
1154 void SetDoorBackgroundImage(int graphic)
1156 SetDoorBackgroundBitmap(getBackgroundBitmap(graphic));
1159 void SetPanelBackground()
1161 struct GraphicInfo *gfx = &graphic_info[IMG_BACKGROUND_PANEL];
1163 BlitBitmapTiled(gfx->bitmap, bitmap_db_panel, gfx->src_x, gfx->src_y,
1164 gfx->width, gfx->height, 0, 0, DXSIZE, DYSIZE);
1166 SetDoorBackgroundBitmap(bitmap_db_panel);
1169 void DrawBackground(int x, int y, int width, int height)
1171 /* "drawto" might still point to playfield buffer here (hall of fame) */
1172 ClearRectangleOnBackground(backbuffer, x, y, width, height);
1174 if (IN_GFX_FIELD_FULL(x, y))
1175 redraw_mask |= REDRAW_FIELD;
1176 else if (IN_GFX_DOOR_1(x, y))
1177 redraw_mask |= REDRAW_DOOR_1;
1178 else if (IN_GFX_DOOR_2(x, y))
1179 redraw_mask |= REDRAW_DOOR_2;
1180 else if (IN_GFX_DOOR_3(x, y))
1181 redraw_mask |= REDRAW_DOOR_3;
1184 void DrawBackgroundForFont(int x, int y, int width, int height, int font_nr)
1186 struct FontBitmapInfo *font = getFontBitmapInfo(font_nr);
1188 if (font->bitmap == NULL)
1191 DrawBackground(x, y, width, height);
1194 void DrawBackgroundForGraphic(int x, int y, int width, int height, int graphic)
1196 struct GraphicInfo *g = &graphic_info[graphic];
1198 if (g->bitmap == NULL)
1201 DrawBackground(x, y, width, height);
1204 static int game_status_last = -1;
1205 static Bitmap *global_border_bitmap_last = NULL;
1206 static Bitmap *global_border_bitmap = NULL;
1207 static int real_sx_last = -1, real_sy_last = -1;
1208 static int full_sxsize_last = -1, full_sysize_last = -1;
1209 static int dx_last = -1, dy_last = -1;
1210 static int dxsize_last = -1, dysize_last = -1;
1211 static int vx_last = -1, vy_last = -1;
1212 static int vxsize_last = -1, vysize_last = -1;
1214 boolean CheckIfGlobalBorderHasChanged()
1216 // if game status has not changed, global border has not changed either
1217 if (game_status == game_status_last)
1220 // determine and store new global border bitmap for current game status
1221 global_border_bitmap = getGlobalBorderBitmapFromStatus(game_status);
1223 return (global_border_bitmap_last != global_border_bitmap);
1226 boolean CheckIfGlobalBorderRedrawIsNeeded()
1228 // if game status has not changed, nothing has to be redrawn
1229 if (game_status == game_status_last)
1232 // redraw if last screen was title screen
1233 if (game_status_last == GAME_MODE_TITLE)
1236 // redraw if global screen border has changed
1237 if (CheckIfGlobalBorderHasChanged())
1240 // redraw if position or size of playfield area has changed
1241 if (real_sx_last != REAL_SX || real_sy_last != REAL_SY ||
1242 full_sxsize_last != FULL_SXSIZE || full_sysize_last != FULL_SYSIZE)
1245 // redraw if position or size of door area has changed
1246 if (dx_last != DX || dy_last != DY ||
1247 dxsize_last != DXSIZE || dysize_last != DYSIZE)
1250 // redraw if position or size of tape area has changed
1251 if (vx_last != VX || vy_last != VY ||
1252 vxsize_last != VXSIZE || vysize_last != VYSIZE)
1258 void RedrawGlobalBorderFromBitmap(Bitmap *bitmap)
1261 BlitBitmap(bitmap, backbuffer, 0, 0, WIN_XSIZE, WIN_YSIZE, 0, 0);
1263 ClearRectangle(backbuffer, 0, 0, WIN_XSIZE, WIN_YSIZE);
1266 void RedrawGlobalBorder()
1268 Bitmap *bitmap = getGlobalBorderBitmapFromStatus(game_status);
1270 RedrawGlobalBorderFromBitmap(bitmap);
1272 redraw_mask = REDRAW_ALL;
1275 static void RedrawGlobalBorderIfNeeded()
1277 if (game_status == game_status_last)
1280 // copy current draw buffer to later copy back areas that have not changed
1281 if (game_status_last != GAME_MODE_TITLE)
1282 BlitBitmap(backbuffer, bitmap_db_store_1, 0, 0, WIN_XSIZE, WIN_YSIZE, 0, 0);
1284 if (CheckIfGlobalBorderRedrawIsNeeded())
1286 // redraw global screen border (or clear, if defined to be empty)
1287 RedrawGlobalBorderFromBitmap(global_border_bitmap);
1289 // copy previous playfield and door areas, if they are defined on both
1290 // previous and current screen and if they still have the same size
1292 if (real_sx_last != -1 && real_sy_last != -1 &&
1293 REAL_SX != -1 && REAL_SY != -1 &&
1294 full_sxsize_last == FULL_SXSIZE && full_sysize_last == FULL_SYSIZE)
1295 BlitBitmap(bitmap_db_store_1, backbuffer,
1296 real_sx_last, real_sy_last, FULL_SXSIZE, FULL_SYSIZE,
1299 if (dx_last != -1 && dy_last != -1 &&
1300 DX != -1 && DY != -1 &&
1301 dxsize_last == DXSIZE && dysize_last == DYSIZE)
1302 BlitBitmap(bitmap_db_store_1, backbuffer,
1303 dx_last, dy_last, DXSIZE, DYSIZE, DX, DY);
1305 if (vx_last != -1 && vy_last != -1 &&
1306 VX != -1 && VY != -1 &&
1307 vxsize_last == VXSIZE && vysize_last == VYSIZE)
1308 BlitBitmap(bitmap_db_store_1, backbuffer,
1309 vx_last, vy_last, VXSIZE, VYSIZE, VX, VY);
1311 redraw_mask = REDRAW_ALL;
1314 game_status_last = game_status;
1316 global_border_bitmap_last = global_border_bitmap;
1318 real_sx_last = REAL_SX;
1319 real_sy_last = REAL_SY;
1320 full_sxsize_last = FULL_SXSIZE;
1321 full_sysize_last = FULL_SYSIZE;
1324 dxsize_last = DXSIZE;
1325 dysize_last = DYSIZE;
1328 vxsize_last = VXSIZE;
1329 vysize_last = VYSIZE;
1334 RedrawGlobalBorderIfNeeded();
1336 /* !!! "drawto" might still point to playfield buffer here (see above) !!! */
1337 /* (when entering hall of fame after playing) */
1338 DrawBackground(REAL_SX, REAL_SY, FULL_SXSIZE, FULL_SYSIZE);
1340 /* !!! maybe this should be done before clearing the background !!! */
1341 if (game_status == GAME_MODE_PLAYING)
1343 ClearRectangle(fieldbuffer, 0, 0, FXSIZE, FYSIZE);
1344 SetDrawtoField(DRAW_TO_FIELDBUFFER);
1348 SetDrawtoField(DRAW_TO_BACKBUFFER);
1352 void MarkTileDirty(int x, int y)
1354 redraw_mask |= REDRAW_FIELD;
1357 void SetBorderElement()
1361 BorderElement = EL_EMPTY;
1363 /* the MM game engine does not use a visible border element */
1364 if (level.game_engine_type == GAME_ENGINE_TYPE_MM)
1367 for (y = 0; y < lev_fieldy && BorderElement == EL_EMPTY; y++)
1369 for (x = 0; x < lev_fieldx; x++)
1371 if (!IS_INDESTRUCTIBLE(Feld[x][y]))
1372 BorderElement = EL_STEELWALL;
1374 if (y != 0 && y != lev_fieldy - 1 && x != lev_fieldx - 1)
1380 void FloodFillLevelExt(int from_x, int from_y, int fill_element,
1381 int max_array_fieldx, int max_array_fieldy,
1382 short field[max_array_fieldx][max_array_fieldy],
1383 int max_fieldx, int max_fieldy)
1387 static int check[4][2] = { { -1, 0 }, { 0, -1 }, { 1, 0 }, { 0, 1 } };
1388 static int safety = 0;
1390 /* check if starting field still has the desired content */
1391 if (field[from_x][from_y] == fill_element)
1396 if (safety > max_fieldx * max_fieldy)
1397 Error(ERR_EXIT, "Something went wrong in 'FloodFill()'. Please debug.");
1399 old_element = field[from_x][from_y];
1400 field[from_x][from_y] = fill_element;
1402 for (i = 0; i < 4; i++)
1404 x = from_x + check[i][0];
1405 y = from_y + check[i][1];
1407 if (IN_FIELD(x, y, max_fieldx, max_fieldy) && field[x][y] == old_element)
1408 FloodFillLevelExt(x, y, fill_element, max_array_fieldx, max_array_fieldy,
1409 field, max_fieldx, max_fieldy);
1415 void FloodFillLevel(int from_x, int from_y, int fill_element,
1416 short field[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
1417 int max_fieldx, int max_fieldy)
1419 FloodFillLevelExt(from_x, from_y, fill_element,
1420 MAX_LEV_FIELDX, MAX_LEV_FIELDY, field,
1421 max_fieldx, max_fieldy);
1424 void SetRandomAnimationValue(int x, int y)
1426 gfx.anim_random_frame = GfxRandom[x][y];
1429 int getGraphicAnimationFrame(int graphic, int sync_frame)
1431 /* animation synchronized with global frame counter, not move position */
1432 if (graphic_info[graphic].anim_global_sync || sync_frame < 0)
1433 sync_frame = FrameCounter;
1435 return getAnimationFrame(graphic_info[graphic].anim_frames,
1436 graphic_info[graphic].anim_delay,
1437 graphic_info[graphic].anim_mode,
1438 graphic_info[graphic].anim_start_frame,
1442 void getGraphicSourceBitmap(int graphic, int tilesize, Bitmap **bitmap)
1444 struct GraphicInfo *g = &graphic_info[graphic];
1445 int tilesize_capped = MIN(MAX(1, tilesize), TILESIZE);
1447 if (tilesize == gfx.standard_tile_size)
1448 *bitmap = g->bitmaps[IMG_BITMAP_STANDARD];
1449 else if (tilesize == game.tile_size)
1450 *bitmap = g->bitmaps[IMG_BITMAP_GAME];
1452 *bitmap = g->bitmaps[IMG_BITMAP_1x1 - log_2(tilesize_capped)];
1455 void getGraphicSourceXY(int graphic, int frame, int *x, int *y,
1456 boolean get_backside)
1458 struct GraphicInfo *g = &graphic_info[graphic];
1459 int src_x = g->src_x + (get_backside ? g->offset2_x : 0);
1460 int src_y = g->src_y + (get_backside ? g->offset2_y : 0);
1462 if (g->offset_y == 0) /* frames are ordered horizontally */
1464 int max_width = g->anim_frames_per_line * g->width;
1465 int pos = (src_y / g->height) * max_width + src_x + frame * g->offset_x;
1467 *x = pos % max_width;
1468 *y = src_y % g->height + pos / max_width * g->height;
1470 else if (g->offset_x == 0) /* frames are ordered vertically */
1472 int max_height = g->anim_frames_per_line * g->height;
1473 int pos = (src_x / g->width) * max_height + src_y + frame * g->offset_y;
1475 *x = src_x % g->width + pos / max_height * g->width;
1476 *y = pos % max_height;
1478 else /* frames are ordered diagonally */
1480 *x = src_x + frame * g->offset_x;
1481 *y = src_y + frame * g->offset_y;
1485 void getSizedGraphicSourceExt(int graphic, int frame, int tilesize,
1486 Bitmap **bitmap, int *x, int *y,
1487 boolean get_backside)
1489 struct GraphicInfo *g = &graphic_info[graphic];
1491 // if no in-game graphics defined, always use standard graphic size
1492 if (g->bitmaps[IMG_BITMAP_GAME] == NULL)
1493 tilesize = TILESIZE;
1495 getGraphicSourceBitmap(graphic, tilesize, bitmap);
1496 getGraphicSourceXY(graphic, frame, x, y, get_backside);
1498 *x = *x * tilesize / g->tile_size;
1499 *y = *y * tilesize / g->tile_size;
1502 void getSizedGraphicSource(int graphic, int frame, int tilesize,
1503 Bitmap **bitmap, int *x, int *y)
1505 getSizedGraphicSourceExt(graphic, frame, tilesize, bitmap, x, y, FALSE);
1508 void getFixedGraphicSource(int graphic, int frame,
1509 Bitmap **bitmap, int *x, int *y)
1511 getSizedGraphicSourceExt(graphic, frame, TILESIZE, bitmap, x, y, FALSE);
1514 void getMiniGraphicSource(int graphic, Bitmap **bitmap, int *x, int *y)
1516 getSizedGraphicSource(graphic, 0, MINI_TILESIZE, bitmap, x, y);
1519 inline static void getGraphicSourceExt(int graphic, int frame, Bitmap **bitmap,
1520 int *x, int *y, boolean get_backside)
1522 getSizedGraphicSourceExt(graphic, frame, TILESIZE_VAR, bitmap, x, y,
1526 void getGraphicSource(int graphic, int frame, Bitmap **bitmap, int *x, int *y)
1528 getGraphicSourceExt(graphic, frame, bitmap, x, y, FALSE);
1531 void DrawGraphic(int x, int y, int graphic, int frame)
1534 if (!IN_SCR_FIELD(x, y))
1536 printf("DrawGraphic(): x = %d, y = %d, graphic = %d\n", x, y, graphic);
1537 printf("DrawGraphic(): This should never happen!\n");
1542 DrawGraphicExt(drawto_field, FX + x * TILEX_VAR, FY + y * TILEY_VAR, graphic,
1545 MarkTileDirty(x, y);
1548 void DrawFixedGraphic(int x, int y, int graphic, int frame)
1551 if (!IN_SCR_FIELD(x, y))
1553 printf("DrawGraphic(): x = %d, y = %d, graphic = %d\n", x, y, graphic);
1554 printf("DrawGraphic(): This should never happen!\n");
1559 DrawFixedGraphicExt(drawto_field, FX + x * TILEX, FY + y * TILEY, graphic,
1561 MarkTileDirty(x, y);
1564 void DrawGraphicExt(DrawBuffer *dst_bitmap, int x, int y, int graphic,
1570 getGraphicSource(graphic, frame, &src_bitmap, &src_x, &src_y);
1572 BlitBitmap(src_bitmap, dst_bitmap, src_x, src_y, TILEX_VAR, TILEY_VAR, x, y);
1575 void DrawFixedGraphicExt(DrawBuffer *dst_bitmap, int x, int y, int graphic,
1581 getFixedGraphicSource(graphic, frame, &src_bitmap, &src_x, &src_y);
1582 BlitBitmap(src_bitmap, dst_bitmap, src_x, src_y, TILEX, TILEY, x, y);
1585 void DrawGraphicThruMask(int x, int y, int graphic, int frame)
1588 if (!IN_SCR_FIELD(x, y))
1590 printf("DrawGraphicThruMask(): x = %d,y = %d, graphic = %d\n",x,y,graphic);
1591 printf("DrawGraphicThruMask(): This should never happen!\n");
1596 DrawGraphicThruMaskExt(drawto_field, FX + x * TILEX_VAR, FY + y * TILEY_VAR,
1599 MarkTileDirty(x, y);
1602 void DrawFixedGraphicThruMask(int x, int y, int graphic, int frame)
1605 if (!IN_SCR_FIELD(x, y))
1607 printf("DrawGraphicThruMask(): x = %d,y = %d, graphic = %d\n",x,y,graphic);
1608 printf("DrawGraphicThruMask(): This should never happen!\n");
1613 DrawFixedGraphicThruMaskExt(drawto_field, FX + x * TILEX, FY + y * TILEY,
1615 MarkTileDirty(x, y);
1618 void DrawGraphicThruMaskExt(DrawBuffer *d, int dst_x, int dst_y, int graphic,
1624 getGraphicSource(graphic, frame, &src_bitmap, &src_x, &src_y);
1626 BlitBitmapMasked(src_bitmap, d, src_x, src_y, TILEX_VAR, TILEY_VAR,
1630 void DrawFixedGraphicThruMaskExt(DrawBuffer *d, int dst_x, int dst_y,
1631 int graphic, int frame)
1636 getFixedGraphicSource(graphic, frame, &src_bitmap, &src_x, &src_y);
1638 BlitBitmapMasked(src_bitmap, d, src_x, src_y, TILEX, TILEY,
1642 void DrawSizedGraphic(int x, int y, int graphic, int frame, int tilesize)
1644 DrawSizedGraphicExt(drawto, SX + x * tilesize, SY + y * tilesize, graphic,
1646 MarkTileDirty(x / tilesize, y / tilesize);
1649 void DrawSizedGraphicThruMask(int x, int y, int graphic, int frame,
1652 DrawSizedGraphicThruMaskExt(drawto, SX + x * tilesize, SY + y * tilesize,
1653 graphic, frame, tilesize);
1654 MarkTileDirty(x / tilesize, y / tilesize);
1657 void DrawSizedGraphicExt(DrawBuffer *d, int x, int y, int graphic, int frame,
1663 getSizedGraphicSource(graphic, frame, tilesize, &src_bitmap, &src_x, &src_y);
1664 BlitBitmap(src_bitmap, d, src_x, src_y, tilesize, tilesize, x, y);
1667 void DrawSizedGraphicThruMaskExt(DrawBuffer *d, int x, int y, int graphic,
1668 int frame, int tilesize)
1673 getSizedGraphicSource(graphic, frame, tilesize, &src_bitmap, &src_x, &src_y);
1674 BlitBitmapMasked(src_bitmap, d, src_x, src_y, tilesize, tilesize, x, y);
1677 void DrawMiniGraphic(int x, int y, int graphic)
1679 DrawMiniGraphicExt(drawto, SX + x * MINI_TILEX,SY + y * MINI_TILEY, graphic);
1680 MarkTileDirty(x / 2, y / 2);
1683 void DrawMiniGraphicExt(DrawBuffer *d, int x, int y, int graphic)
1688 getMiniGraphicSource(graphic, &src_bitmap, &src_x, &src_y);
1689 BlitBitmap(src_bitmap, d, src_x, src_y, MINI_TILEX, MINI_TILEY, x, y);
1692 inline static void DrawGraphicShiftedNormal(int x, int y, int dx, int dy,
1693 int graphic, int frame,
1694 int cut_mode, int mask_mode)
1699 int width = TILEX, height = TILEY;
1702 if (dx || dy) /* shifted graphic */
1704 if (x < BX1) /* object enters playfield from the left */
1711 else if (x > BX2) /* object enters playfield from the right */
1717 else if (x == BX1 && dx < 0) /* object leaves playfield to the left */
1723 else if (x == BX2 && dx > 0) /* object leaves playfield to the right */
1725 else if (dx) /* general horizontal movement */
1726 MarkTileDirty(x + SIGN(dx), y);
1728 if (y < BY1) /* object enters playfield from the top */
1730 if (cut_mode == CUT_BELOW) /* object completely above top border */
1738 else if (y > BY2) /* object enters playfield from the bottom */
1744 else if (y == BY1 && dy < 0) /* object leaves playfield to the top */
1750 else if (dy > 0 && cut_mode == CUT_ABOVE)
1752 if (y == BY2) /* object completely above bottom border */
1758 MarkTileDirty(x, y + 1);
1759 } /* object leaves playfield to the bottom */
1760 else if (dy > 0 && (y == BY2 || cut_mode == CUT_BELOW))
1762 else if (dy) /* general vertical movement */
1763 MarkTileDirty(x, y + SIGN(dy));
1767 if (!IN_SCR_FIELD(x, y))
1769 printf("DrawGraphicShifted(): x = %d, y = %d, graphic = %d\n",x,y,graphic);
1770 printf("DrawGraphicShifted(): This should never happen!\n");
1775 width = width * TILESIZE_VAR / TILESIZE;
1776 height = height * TILESIZE_VAR / TILESIZE;
1777 cx = cx * TILESIZE_VAR / TILESIZE;
1778 cy = cy * TILESIZE_VAR / TILESIZE;
1779 dx = dx * TILESIZE_VAR / TILESIZE;
1780 dy = dy * TILESIZE_VAR / TILESIZE;
1782 if (width > 0 && height > 0)
1784 getGraphicSource(graphic, frame, &src_bitmap, &src_x, &src_y);
1789 dst_x = FX + x * TILEX_VAR + dx;
1790 dst_y = FY + y * TILEY_VAR + dy;
1792 if (mask_mode == USE_MASKING)
1793 BlitBitmapMasked(src_bitmap, drawto_field, src_x, src_y, width, height,
1796 BlitBitmap(src_bitmap, drawto_field, src_x, src_y, width, height,
1799 MarkTileDirty(x, y);
1803 inline static void DrawGraphicShiftedDouble(int x, int y, int dx, int dy,
1804 int graphic, int frame,
1805 int cut_mode, int mask_mode)
1810 int width = TILEX_VAR, height = TILEY_VAR;
1813 int x2 = x + SIGN(dx);
1814 int y2 = y + SIGN(dy);
1816 /* movement with two-tile animations must be sync'ed with movement position,
1817 not with current GfxFrame (which can be higher when using slow movement) */
1818 int anim_pos = (dx ? ABS(dx) : ABS(dy));
1819 int anim_frames = graphic_info[graphic].anim_frames;
1821 /* (we also need anim_delay here for movement animations with less frames) */
1822 int anim_delay = graphic_info[graphic].anim_delay;
1823 int sync_frame = anim_pos * anim_frames * anim_delay / TILESIZE;
1825 boolean draw_start_tile = (cut_mode != CUT_ABOVE); /* only for falling! */
1826 boolean draw_end_tile = (cut_mode != CUT_BELOW); /* only for falling! */
1828 /* re-calculate animation frame for two-tile movement animation */
1829 frame = getGraphicAnimationFrame(graphic, sync_frame);
1831 /* check if movement start graphic inside screen area and should be drawn */
1832 if (draw_start_tile && IN_SCR_FIELD(x1, y1))
1834 getGraphicSourceExt(graphic, frame, &src_bitmap, &src_x, &src_y, TRUE);
1836 dst_x = FX + x1 * TILEX_VAR;
1837 dst_y = FY + y1 * TILEY_VAR;
1839 if (mask_mode == USE_MASKING)
1840 BlitBitmapMasked(src_bitmap, drawto_field, src_x, src_y, width, height,
1843 BlitBitmap(src_bitmap, drawto_field, src_x, src_y, width, height,
1846 MarkTileDirty(x1, y1);
1849 /* check if movement end graphic inside screen area and should be drawn */
1850 if (draw_end_tile && IN_SCR_FIELD(x2, y2))
1852 getGraphicSourceExt(graphic, frame, &src_bitmap, &src_x, &src_y, FALSE);
1854 dst_x = FX + x2 * TILEX_VAR;
1855 dst_y = FY + y2 * TILEY_VAR;
1857 if (mask_mode == USE_MASKING)
1858 BlitBitmapMasked(src_bitmap, drawto_field, src_x, src_y, width, height,
1861 BlitBitmap(src_bitmap, drawto_field, src_x, src_y, width, height,
1864 MarkTileDirty(x2, y2);
1868 static void DrawGraphicShifted(int x, int y, int dx, int dy,
1869 int graphic, int frame,
1870 int cut_mode, int mask_mode)
1874 DrawGraphic(x, y, graphic, frame);
1879 if (graphic_info[graphic].double_movement) /* EM style movement images */
1880 DrawGraphicShiftedDouble(x, y, dx, dy, graphic, frame, cut_mode,mask_mode);
1882 DrawGraphicShiftedNormal(x, y, dx, dy, graphic, frame, cut_mode,mask_mode);
1885 void DrawGraphicShiftedThruMask(int x, int y, int dx, int dy, int graphic,
1886 int frame, int cut_mode)
1888 DrawGraphicShifted(x, y, dx, dy, graphic, frame, cut_mode, USE_MASKING);
1891 void DrawScreenElementExt(int x, int y, int dx, int dy, int element,
1892 int cut_mode, int mask_mode)
1894 int lx = LEVELX(x), ly = LEVELY(y);
1898 if (IN_LEV_FIELD(lx, ly))
1900 SetRandomAnimationValue(lx, ly);
1902 graphic = el_act_dir2img(element, GfxAction[lx][ly], GfxDir[lx][ly]);
1903 frame = getGraphicAnimationFrame(graphic, GfxFrame[lx][ly]);
1905 /* do not use double (EM style) movement graphic when not moving */
1906 if (graphic_info[graphic].double_movement && !dx && !dy)
1908 graphic = el_act_dir2img(element, ACTION_DEFAULT, GfxDir[lx][ly]);
1909 frame = getGraphicAnimationFrame(graphic, GfxFrame[lx][ly]);
1912 else /* border element */
1914 graphic = el2img(element);
1915 frame = getGraphicAnimationFrame(graphic, -1);
1918 if (element == EL_EXPANDABLE_WALL)
1920 boolean left_stopped = FALSE, right_stopped = FALSE;
1922 if (!IN_LEV_FIELD(lx - 1, ly) || IS_WALL(Feld[lx - 1][ly]))
1923 left_stopped = TRUE;
1924 if (!IN_LEV_FIELD(lx + 1, ly) || IS_WALL(Feld[lx + 1][ly]))
1925 right_stopped = TRUE;
1927 if (left_stopped && right_stopped)
1929 else if (left_stopped)
1931 graphic = IMG_EXPANDABLE_WALL_GROWING_RIGHT;
1932 frame = graphic_info[graphic].anim_frames - 1;
1934 else if (right_stopped)
1936 graphic = IMG_EXPANDABLE_WALL_GROWING_LEFT;
1937 frame = graphic_info[graphic].anim_frames - 1;
1942 DrawGraphicShifted(x, y, dx, dy, graphic, frame, cut_mode, mask_mode);
1943 else if (mask_mode == USE_MASKING)
1944 DrawGraphicThruMask(x, y, graphic, frame);
1946 DrawGraphic(x, y, graphic, frame);
1949 void DrawLevelElementExt(int x, int y, int dx, int dy, int element,
1950 int cut_mode, int mask_mode)
1952 if (IN_LEV_FIELD(x, y) && IN_SCR_FIELD(SCREENX(x), SCREENY(y)))
1953 DrawScreenElementExt(SCREENX(x), SCREENY(y), dx, dy, element,
1954 cut_mode, mask_mode);
1957 void DrawScreenElementShifted(int x, int y, int dx, int dy, int element,
1960 DrawScreenElementExt(x, y, dx, dy, element, cut_mode, NO_MASKING);
1963 void DrawLevelElementShifted(int x, int y, int dx, int dy, int element,
1966 DrawLevelElementExt(x, y, dx, dy, element, cut_mode, NO_MASKING);
1969 void DrawLevelElementThruMask(int x, int y, int element)
1971 DrawLevelElementExt(x, y, 0, 0, element, NO_CUTTING, USE_MASKING);
1974 void DrawLevelFieldThruMask(int x, int y)
1976 DrawLevelElementExt(x, y, 0, 0, Feld[x][y], NO_CUTTING, USE_MASKING);
1979 /* !!! implementation of quicksand is totally broken !!! */
1980 #define IS_CRUMBLED_TILE(x, y, e) \
1981 (GFX_CRUMBLED(e) && (!IN_LEV_FIELD(x, y) || \
1982 !IS_MOVING(x, y) || \
1983 (e) == EL_QUICKSAND_EMPTYING || \
1984 (e) == EL_QUICKSAND_FAST_EMPTYING))
1986 static void DrawLevelFieldCrumbledInnerCorners(int x, int y, int dx, int dy,
1991 int width, height, cx, cy;
1992 int sx = SCREENX(x), sy = SCREENY(y);
1993 int crumbled_border_size = graphic_info[graphic].border_size;
1994 int crumbled_tile_size = graphic_info[graphic].tile_size;
1995 int crumbled_border_size_var =
1996 crumbled_border_size * TILESIZE_VAR / crumbled_tile_size;
1999 getGraphicSource(graphic, 0, &src_bitmap, &src_x, &src_y);
2001 for (i = 1; i < 4; i++)
2003 int dxx = (i & 1 ? dx : 0);
2004 int dyy = (i & 2 ? dy : 0);
2007 int element = (IN_LEV_FIELD(xx, yy) ? TILE_GFX_ELEMENT(xx, yy) :
2010 /* check if neighbour field is of same crumble type */
2011 boolean same = (IS_CRUMBLED_TILE(xx, yy, element) &&
2012 graphic_info[graphic].class ==
2013 graphic_info[el_act2crm(element, ACTION_DEFAULT)].class);
2015 /* return if check prevents inner corner */
2016 if (same == (dxx == dx && dyy == dy))
2020 /* if we reach this point, we have an inner corner */
2022 getGraphicSource(graphic, 1, &src_bitmap, &src_x, &src_y);
2024 width = crumbled_border_size_var;
2025 height = crumbled_border_size_var;
2026 cx = (dx > 0 ? TILESIZE_VAR - width : 0);
2027 cy = (dy > 0 ? TILESIZE_VAR - height : 0);
2029 BlitBitmap(src_bitmap, drawto_field, src_x + cx, src_y + cy,
2030 width, height, FX + sx * TILEX_VAR + cx, FY + sy * TILEY_VAR + cy);
2033 static void DrawLevelFieldCrumbledBorders(int x, int y, int graphic, int frame,
2038 int width, height, bx, by, cx, cy;
2039 int sx = SCREENX(x), sy = SCREENY(y);
2040 int crumbled_border_size = graphic_info[graphic].border_size;
2041 int crumbled_tile_size = graphic_info[graphic].tile_size;
2042 int crumbled_border_size_var =
2043 crumbled_border_size * TILESIZE_VAR / crumbled_tile_size;
2044 int crumbled_border_pos_var = TILESIZE_VAR - crumbled_border_size_var;
2047 getGraphicSource(graphic, frame, &src_bitmap, &src_x, &src_y);
2049 /* draw simple, sloppy, non-corner-accurate crumbled border */
2051 width = (dir == 1 || dir == 2 ? crumbled_border_size_var : TILESIZE_VAR);
2052 height = (dir == 0 || dir == 3 ? crumbled_border_size_var : TILESIZE_VAR);
2053 cx = (dir == 2 ? crumbled_border_pos_var : 0);
2054 cy = (dir == 3 ? crumbled_border_pos_var : 0);
2056 BlitBitmap(src_bitmap, drawto_field, src_x + cx, src_y + cy, width, height,
2057 FX + sx * TILEX_VAR + cx,
2058 FY + sy * TILEY_VAR + cy);
2060 /* (remaining middle border part must be at least as big as corner part) */
2061 if (!(graphic_info[graphic].style & STYLE_ACCURATE_BORDERS) ||
2062 crumbled_border_size_var >= TILESIZE_VAR / 3)
2065 /* correct corners of crumbled border, if needed */
2067 for (i = -1; i <= 1; i += 2)
2069 int xx = x + (dir == 0 || dir == 3 ? i : 0);
2070 int yy = y + (dir == 1 || dir == 2 ? i : 0);
2071 int element = (IN_LEV_FIELD(xx, yy) ? TILE_GFX_ELEMENT(xx, yy) :
2074 /* check if neighbour field is of same crumble type */
2075 if (IS_CRUMBLED_TILE(xx, yy, element) &&
2076 graphic_info[graphic].class ==
2077 graphic_info[el_act2crm(element, ACTION_DEFAULT)].class)
2079 /* no crumbled corner, but continued crumbled border */
2081 int c1 = (dir == 2 || dir == 3 ? crumbled_border_pos_var : 0);
2082 int c2 = (i == 1 ? crumbled_border_pos_var : 0);
2083 int b1 = (i == 1 ? crumbled_border_size_var :
2084 TILESIZE_VAR - 2 * crumbled_border_size_var);
2086 width = crumbled_border_size_var;
2087 height = crumbled_border_size_var;
2089 if (dir == 1 || dir == 2)
2104 BlitBitmap(src_bitmap, drawto_field, src_x + bx, src_y + by,
2106 FX + sx * TILEX_VAR + cx,
2107 FY + sy * TILEY_VAR + cy);
2112 static void DrawLevelFieldCrumbledExt(int x, int y, int graphic, int frame)
2114 int sx = SCREENX(x), sy = SCREENY(y);
2117 static int xy[4][2] =
2125 if (!IN_LEV_FIELD(x, y))
2128 element = TILE_GFX_ELEMENT(x, y);
2130 if (IS_CRUMBLED_TILE(x, y, element)) /* crumble field itself */
2132 if (!IN_SCR_FIELD(sx, sy))
2135 /* crumble field borders towards direct neighbour fields */
2136 for (i = 0; i < 4; i++)
2138 int xx = x + xy[i][0];
2139 int yy = y + xy[i][1];
2141 element = (IN_LEV_FIELD(xx, yy) ? TILE_GFX_ELEMENT(xx, yy) :
2144 /* check if neighbour field is of same crumble type */
2145 if (IS_CRUMBLED_TILE(xx, yy, element) &&
2146 graphic_info[graphic].class ==
2147 graphic_info[el_act2crm(element, ACTION_DEFAULT)].class)
2150 DrawLevelFieldCrumbledBorders(x, y, graphic, frame, i);
2153 /* crumble inner field corners towards corner neighbour fields */
2154 if ((graphic_info[graphic].style & STYLE_INNER_CORNERS) &&
2155 graphic_info[graphic].anim_frames == 2)
2157 for (i = 0; i < 4; i++)
2159 int dx = (i & 1 ? +1 : -1);
2160 int dy = (i & 2 ? +1 : -1);
2162 DrawLevelFieldCrumbledInnerCorners(x, y, dx, dy, graphic);
2166 MarkTileDirty(sx, sy);
2168 else /* center field is not crumbled -- crumble neighbour fields */
2170 /* crumble field borders of direct neighbour fields */
2171 for (i = 0; i < 4; i++)
2173 int xx = x + xy[i][0];
2174 int yy = y + xy[i][1];
2175 int sxx = sx + xy[i][0];
2176 int syy = sy + xy[i][1];
2178 if (!IN_LEV_FIELD(xx, yy) ||
2179 !IN_SCR_FIELD(sxx, syy))
2182 if (Feld[xx][yy] == EL_ELEMENT_SNAPPING)
2185 element = TILE_GFX_ELEMENT(xx, yy);
2187 if (!IS_CRUMBLED_TILE(xx, yy, element))
2190 graphic = el_act2crm(element, ACTION_DEFAULT);
2192 DrawLevelFieldCrumbledBorders(xx, yy, graphic, 0, 3 - i);
2194 MarkTileDirty(sxx, syy);
2197 /* crumble inner field corners of corner neighbour fields */
2198 for (i = 0; i < 4; i++)
2200 int dx = (i & 1 ? +1 : -1);
2201 int dy = (i & 2 ? +1 : -1);
2207 if (!IN_LEV_FIELD(xx, yy) ||
2208 !IN_SCR_FIELD(sxx, syy))
2211 if (Feld[xx][yy] == EL_ELEMENT_SNAPPING)
2214 element = TILE_GFX_ELEMENT(xx, yy);
2216 if (!IS_CRUMBLED_TILE(xx, yy, element))
2219 graphic = el_act2crm(element, ACTION_DEFAULT);
2221 if ((graphic_info[graphic].style & STYLE_INNER_CORNERS) &&
2222 graphic_info[graphic].anim_frames == 2)
2223 DrawLevelFieldCrumbledInnerCorners(xx, yy, -dx, -dy, graphic);
2225 MarkTileDirty(sxx, syy);
2230 void DrawLevelFieldCrumbled(int x, int y)
2234 if (!IN_LEV_FIELD(x, y))
2237 if (Feld[x][y] == EL_ELEMENT_SNAPPING &&
2238 GfxElement[x][y] != EL_UNDEFINED &&
2239 GFX_CRUMBLED(GfxElement[x][y]))
2241 DrawLevelFieldCrumbledDigging(x, y, GfxDir[x][y], GfxFrame[x][y]);
2246 graphic = el_act2crm(TILE_GFX_ELEMENT(x, y), ACTION_DEFAULT);
2248 DrawLevelFieldCrumbledExt(x, y, graphic, 0);
2251 void DrawLevelFieldCrumbledDigging(int x, int y, int direction,
2254 int graphic1 = el_act_dir2img(GfxElement[x][y], ACTION_DIGGING, direction);
2255 int graphic2 = el_act_dir2crm(GfxElement[x][y], ACTION_DIGGING, direction);
2256 int frame1 = getGraphicAnimationFrame(graphic1, step_frame);
2257 int frame2 = getGraphicAnimationFrame(graphic2, step_frame);
2258 int sx = SCREENX(x), sy = SCREENY(y);
2260 DrawGraphic(sx, sy, graphic1, frame1);
2261 DrawLevelFieldCrumbledExt(x, y, graphic2, frame2);
2264 void DrawLevelFieldCrumbledNeighbours(int x, int y)
2266 int sx = SCREENX(x), sy = SCREENY(y);
2267 static int xy[4][2] =
2276 /* crumble direct neighbour fields (required for field borders) */
2277 for (i = 0; i < 4; i++)
2279 int xx = x + xy[i][0];
2280 int yy = y + xy[i][1];
2281 int sxx = sx + xy[i][0];
2282 int syy = sy + xy[i][1];
2284 if (!IN_LEV_FIELD(xx, yy) ||
2285 !IN_SCR_FIELD(sxx, syy) ||
2286 !GFX_CRUMBLED(Feld[xx][yy]) ||
2290 DrawLevelField(xx, yy);
2293 /* crumble corner neighbour fields (required for inner field corners) */
2294 for (i = 0; i < 4; i++)
2296 int dx = (i & 1 ? +1 : -1);
2297 int dy = (i & 2 ? +1 : -1);
2303 if (!IN_LEV_FIELD(xx, yy) ||
2304 !IN_SCR_FIELD(sxx, syy) ||
2305 !GFX_CRUMBLED(Feld[xx][yy]) ||
2309 int element = TILE_GFX_ELEMENT(xx, yy);
2310 int graphic = el_act2crm(element, ACTION_DEFAULT);
2312 if ((graphic_info[graphic].style & STYLE_INNER_CORNERS) &&
2313 graphic_info[graphic].anim_frames == 2)
2314 DrawLevelField(xx, yy);
2318 static int getBorderElement(int x, int y)
2322 { EL_STEELWALL_TOPLEFT, EL_INVISIBLE_STEELWALL_TOPLEFT },
2323 { EL_STEELWALL_TOPRIGHT, EL_INVISIBLE_STEELWALL_TOPRIGHT },
2324 { EL_STEELWALL_BOTTOMLEFT, EL_INVISIBLE_STEELWALL_BOTTOMLEFT },
2325 { EL_STEELWALL_BOTTOMRIGHT, EL_INVISIBLE_STEELWALL_BOTTOMRIGHT },
2326 { EL_STEELWALL_VERTICAL, EL_INVISIBLE_STEELWALL_VERTICAL },
2327 { EL_STEELWALL_HORIZONTAL, EL_INVISIBLE_STEELWALL_HORIZONTAL },
2328 { EL_STEELWALL, EL_INVISIBLE_STEELWALL }
2330 int steel_type = (BorderElement == EL_STEELWALL ? 0 : 1);
2331 int steel_position = (x == -1 && y == -1 ? 0 :
2332 x == lev_fieldx && y == -1 ? 1 :
2333 x == -1 && y == lev_fieldy ? 2 :
2334 x == lev_fieldx && y == lev_fieldy ? 3 :
2335 x == -1 || x == lev_fieldx ? 4 :
2336 y == -1 || y == lev_fieldy ? 5 : 6);
2338 return border[steel_position][steel_type];
2341 void DrawScreenElement(int x, int y, int element)
2343 DrawScreenElementExt(x, y, 0, 0, element, NO_CUTTING, NO_MASKING);
2344 DrawLevelFieldCrumbled(LEVELX(x), LEVELY(y));
2347 void DrawLevelElement(int x, int y, int element)
2349 if (IN_LEV_FIELD(x, y) && IN_SCR_FIELD(SCREENX(x), SCREENY(y)))
2350 DrawScreenElement(SCREENX(x), SCREENY(y), element);
2353 void DrawScreenField(int x, int y)
2355 int lx = LEVELX(x), ly = LEVELY(y);
2356 int element, content;
2358 if (!IN_LEV_FIELD(lx, ly))
2360 if (lx < -1 || lx > lev_fieldx || ly < -1 || ly > lev_fieldy)
2363 element = getBorderElement(lx, ly);
2365 DrawScreenElement(x, y, element);
2370 element = Feld[lx][ly];
2371 content = Store[lx][ly];
2373 if (IS_MOVING(lx, ly))
2375 int horiz_move = (MovDir[lx][ly] == MV_LEFT || MovDir[lx][ly] == MV_RIGHT);
2376 boolean cut_mode = NO_CUTTING;
2378 if (element == EL_QUICKSAND_EMPTYING ||
2379 element == EL_QUICKSAND_FAST_EMPTYING ||
2380 element == EL_MAGIC_WALL_EMPTYING ||
2381 element == EL_BD_MAGIC_WALL_EMPTYING ||
2382 element == EL_DC_MAGIC_WALL_EMPTYING ||
2383 element == EL_AMOEBA_DROPPING)
2384 cut_mode = CUT_ABOVE;
2385 else if (element == EL_QUICKSAND_FILLING ||
2386 element == EL_QUICKSAND_FAST_FILLING ||
2387 element == EL_MAGIC_WALL_FILLING ||
2388 element == EL_BD_MAGIC_WALL_FILLING ||
2389 element == EL_DC_MAGIC_WALL_FILLING)
2390 cut_mode = CUT_BELOW;
2392 if (cut_mode == CUT_ABOVE)
2393 DrawScreenElement(x, y, element);
2395 DrawScreenElement(x, y, EL_EMPTY);
2398 DrawScreenElementShifted(x, y, MovPos[lx][ly], 0, element, NO_CUTTING);
2399 else if (cut_mode == NO_CUTTING)
2400 DrawScreenElementShifted(x, y, 0, MovPos[lx][ly], element, cut_mode);
2403 DrawScreenElementShifted(x, y, 0, MovPos[lx][ly], content, cut_mode);
2405 if (cut_mode == CUT_BELOW &&
2406 IN_LEV_FIELD(lx, ly + 1) && IN_SCR_FIELD(x, y + 1))
2407 DrawLevelElement(lx, ly + 1, element);
2410 if (content == EL_ACID)
2412 int dir = MovDir[lx][ly];
2413 int newlx = lx + (dir == MV_LEFT ? -1 : dir == MV_RIGHT ? +1 : 0);
2414 int newly = ly + (dir == MV_UP ? -1 : dir == MV_DOWN ? +1 : 0);
2416 DrawLevelElementThruMask(newlx, newly, EL_ACID);
2418 // prevent target field from being drawn again (but without masking)
2419 // (this would happen if target field is scanned after moving element)
2420 Stop[newlx][newly] = TRUE;
2423 else if (IS_BLOCKED(lx, ly))
2428 boolean cut_mode = NO_CUTTING;
2429 int element_old, content_old;
2431 Blocked2Moving(lx, ly, &oldx, &oldy);
2434 horiz_move = (MovDir[oldx][oldy] == MV_LEFT ||
2435 MovDir[oldx][oldy] == MV_RIGHT);
2437 element_old = Feld[oldx][oldy];
2438 content_old = Store[oldx][oldy];
2440 if (element_old == EL_QUICKSAND_EMPTYING ||
2441 element_old == EL_QUICKSAND_FAST_EMPTYING ||
2442 element_old == EL_MAGIC_WALL_EMPTYING ||
2443 element_old == EL_BD_MAGIC_WALL_EMPTYING ||
2444 element_old == EL_DC_MAGIC_WALL_EMPTYING ||
2445 element_old == EL_AMOEBA_DROPPING)
2446 cut_mode = CUT_ABOVE;
2448 DrawScreenElement(x, y, EL_EMPTY);
2451 DrawScreenElementShifted(sx, sy, MovPos[oldx][oldy], 0, element_old,
2453 else if (cut_mode == NO_CUTTING)
2454 DrawScreenElementShifted(sx, sy, 0, MovPos[oldx][oldy], element_old,
2457 DrawScreenElementShifted(sx, sy, 0, MovPos[oldx][oldy], content_old,
2460 else if (IS_DRAWABLE(element))
2461 DrawScreenElement(x, y, element);
2463 DrawScreenElement(x, y, EL_EMPTY);
2466 void DrawLevelField(int x, int y)
2468 if (IN_SCR_FIELD(SCREENX(x), SCREENY(y)))
2469 DrawScreenField(SCREENX(x), SCREENY(y));
2470 else if (IS_MOVING(x, y))
2474 Moving2Blocked(x, y, &newx, &newy);
2475 if (IN_SCR_FIELD(SCREENX(newx), SCREENY(newy)))
2476 DrawScreenField(SCREENX(newx), SCREENY(newy));
2478 else if (IS_BLOCKED(x, y))
2482 Blocked2Moving(x, y, &oldx, &oldy);
2483 if (IN_SCR_FIELD(SCREENX(oldx), SCREENY(oldy)))
2484 DrawScreenField(SCREENX(oldx), SCREENY(oldy));
2488 static void DrawSizedWallExt_MM(int dst_x, int dst_y, int element, int tilesize,
2489 int (*el2img_function)(int), boolean masked)
2491 int element_base = map_mm_wall_element(element);
2492 int element_bits = (IS_DF_WALL(element) ?
2493 element - EL_DF_WALL_START :
2494 element - EL_MM_WALL_START) & 0x000f;
2495 int graphic = el2img_function(element_base);
2496 int tilesize_draw = tilesize / 2;
2501 getSizedGraphicSource(graphic, 0, tilesize_draw, &src_bitmap, &src_x, &src_y);
2503 for (i = 0; i < 4; i++)
2505 int dst_draw_x = dst_x + (i % 2) * tilesize_draw;
2506 int dst_draw_y = dst_y + (i / 2) * tilesize_draw;
2508 if (element_bits & (1 << i))
2511 BlitBitmapMasked(src_bitmap, drawto, src_x, src_y,
2512 tilesize_draw, tilesize_draw, dst_draw_x, dst_draw_y);
2514 BlitBitmap(src_bitmap, drawto, src_x, src_y,
2515 tilesize_draw, tilesize_draw, dst_draw_x, dst_draw_y);
2520 ClearRectangle(drawto, dst_draw_x, dst_draw_y,
2521 tilesize_draw, tilesize_draw);
2526 void DrawSizedWall_MM(int dst_x, int dst_y, int element, int tilesize,
2527 int (*el2img_function)(int))
2529 DrawSizedWallExt_MM(dst_x, dst_y, element, tilesize, el2img_function, FALSE);
2532 void DrawSizedElementExt(int x, int y, int element, int tilesize,
2535 if (IS_MM_WALL(element))
2537 DrawSizedWallExt_MM(SX + x * tilesize, SY + y * tilesize,
2538 element, tilesize, el2edimg, masked);
2542 int graphic = el2edimg(element);
2545 DrawSizedGraphicThruMask(x, y, graphic, 0, tilesize);
2547 DrawSizedGraphic(x, y, graphic, 0, tilesize);
2551 void DrawSizedElement(int x, int y, int element, int tilesize)
2553 DrawSizedElementExt(x, y, element, tilesize, FALSE);
2556 void DrawSizedElementThruMask(int x, int y, int element, int tilesize)
2558 DrawSizedElementExt(x, y, element, tilesize, TRUE);
2561 void DrawMiniElement(int x, int y, int element)
2565 graphic = el2edimg(element);
2566 DrawMiniGraphic(x, y, graphic);
2569 void DrawSizedElementOrWall(int sx, int sy, int scroll_x, int scroll_y,
2572 int x = sx + scroll_x, y = sy + scroll_y;
2574 if (x < -1 || x > lev_fieldx || y < -1 || y > lev_fieldy)
2575 DrawSizedElement(sx, sy, EL_EMPTY, tilesize);
2576 else if (x > -1 && x < lev_fieldx && y > -1 && y < lev_fieldy)
2577 DrawSizedElement(sx, sy, Feld[x][y], tilesize);
2579 DrawSizedGraphic(sx, sy, el2edimg(getBorderElement(x, y)), 0, tilesize);
2582 void DrawMiniElementOrWall(int sx, int sy, int scroll_x, int scroll_y)
2584 int x = sx + scroll_x, y = sy + scroll_y;
2586 if (x < -1 || x > lev_fieldx || y < -1 || y > lev_fieldy)
2587 DrawMiniElement(sx, sy, EL_EMPTY);
2588 else if (x > -1 && x < lev_fieldx && y > -1 && y < lev_fieldy)
2589 DrawMiniElement(sx, sy, Feld[x][y]);
2591 DrawMiniGraphic(sx, sy, el2edimg(getBorderElement(x, y)));
2594 void DrawEnvelopeBackgroundTiles(int graphic, int startx, int starty,
2595 int x, int y, int xsize, int ysize,
2596 int tile_width, int tile_height)
2600 int dst_x = startx + x * tile_width;
2601 int dst_y = starty + y * tile_height;
2602 int width = graphic_info[graphic].width;
2603 int height = graphic_info[graphic].height;
2604 int inner_width_raw = MAX(width - 2 * tile_width, tile_width);
2605 int inner_height_raw = MAX(height - 2 * tile_height, tile_height);
2606 int inner_width = inner_width_raw - (inner_width_raw % tile_width);
2607 int inner_height = inner_height_raw - (inner_height_raw % tile_height);
2608 int inner_sx = (width >= 3 * tile_width ? tile_width : 0);
2609 int inner_sy = (height >= 3 * tile_height ? tile_height : 0);
2610 boolean draw_masked = graphic_info[graphic].draw_masked;
2612 getFixedGraphicSource(graphic, 0, &src_bitmap, &src_x, &src_y);
2614 if (src_bitmap == NULL || width < tile_width || height < tile_height)
2616 ClearRectangle(drawto, dst_x, dst_y, tile_width, tile_height);
2620 src_x += (x == 0 ? 0 : x == xsize - 1 ? width - tile_width :
2621 inner_sx + (x - 1) * tile_width % inner_width);
2622 src_y += (y == 0 ? 0 : y == ysize - 1 ? height - tile_height :
2623 inner_sy + (y - 1) * tile_height % inner_height);
2626 BlitBitmapMasked(src_bitmap, drawto, src_x, src_y, tile_width, tile_height,
2629 BlitBitmap(src_bitmap, drawto, src_x, src_y, tile_width, tile_height,
2633 void DrawEnvelopeBackground(int graphic, int startx, int starty,
2634 int x, int y, int xsize, int ysize, int font_nr)
2636 int font_width = getFontWidth(font_nr);
2637 int font_height = getFontHeight(font_nr);
2639 DrawEnvelopeBackgroundTiles(graphic, startx, starty, x, y, xsize, ysize,
2640 font_width, font_height);
2643 void AnimateEnvelope(int envelope_nr, int anim_mode, int action)
2645 int graphic = IMG_BACKGROUND_ENVELOPE_1 + envelope_nr;
2646 Bitmap *src_bitmap = graphic_info[graphic].bitmap;
2647 int mask_mode = (src_bitmap != NULL ? BLIT_MASKED : BLIT_ON_BACKGROUND);
2648 boolean ffwd_delay = (tape.playing && tape.fast_forward);
2649 boolean no_delay = (tape.warp_forward);
2650 unsigned int anim_delay = 0;
2651 int frame_delay_value = (ffwd_delay ? FfwdFrameDelay : GameFrameDelay);
2652 int anim_delay_value = MAX(1, (no_delay ? 0 : frame_delay_value) / 2);
2653 int font_nr = FONT_ENVELOPE_1 + envelope_nr;
2654 int font_width = getFontWidth(font_nr);
2655 int font_height = getFontHeight(font_nr);
2656 int max_xsize = level.envelope[envelope_nr].xsize;
2657 int max_ysize = level.envelope[envelope_nr].ysize;
2658 int xstart = (anim_mode & ANIM_VERTICAL ? max_xsize : 0);
2659 int ystart = (anim_mode & ANIM_HORIZONTAL ? max_ysize : 0);
2660 int xend = max_xsize;
2661 int yend = (anim_mode != ANIM_DEFAULT ? max_ysize : 0);
2662 int xstep = (xstart < xend ? 1 : 0);
2663 int ystep = (ystart < yend || xstep == 0 ? 1 : 0);
2665 int end = MAX(xend - xstart, yend - ystart);
2668 for (i = start; i <= end; i++)
2670 int last_frame = end; // last frame of this "for" loop
2671 int x = xstart + i * xstep;
2672 int y = ystart + i * ystep;
2673 int xsize = (action == ACTION_CLOSING ? xend - (x - xstart) : x) + 2;
2674 int ysize = (action == ACTION_CLOSING ? yend - (y - ystart) : y) + 2;
2675 int sx = SX + (SXSIZE - xsize * font_width) / 2;
2676 int sy = SY + (SYSIZE - ysize * font_height) / 2;
2679 SetDrawtoField(DRAW_TO_FIELDBUFFER);
2681 BlitScreenToBitmap(backbuffer);
2683 SetDrawtoField(DRAW_TO_BACKBUFFER);
2685 for (yy = 0; yy < ysize; yy++)
2686 for (xx = 0; xx < xsize; xx++)
2687 DrawEnvelopeBackground(graphic, sx, sy, xx, yy, xsize, ysize, font_nr);
2689 DrawTextBuffer(sx + font_width, sy + font_height,
2690 level.envelope[envelope_nr].text, font_nr, max_xsize,
2691 xsize - 2, ysize - 2, 0, mask_mode,
2692 level.envelope[envelope_nr].autowrap,
2693 level.envelope[envelope_nr].centered, FALSE);
2695 redraw_mask |= REDRAW_FIELD;
2698 SkipUntilDelayReached(&anim_delay, anim_delay_value, &i, last_frame);
2702 void ShowEnvelope(int envelope_nr)
2704 int element = EL_ENVELOPE_1 + envelope_nr;
2705 int graphic = IMG_BACKGROUND_ENVELOPE_1 + envelope_nr;
2706 int sound_opening = element_info[element].sound[ACTION_OPENING];
2707 int sound_closing = element_info[element].sound[ACTION_CLOSING];
2708 boolean ffwd_delay = (tape.playing && tape.fast_forward);
2709 boolean no_delay = (tape.warp_forward);
2710 int normal_delay_value = ONE_SECOND_DELAY / (ffwd_delay ? 2 : 1);
2711 int wait_delay_value = (no_delay ? 0 : normal_delay_value);
2712 int anim_mode = graphic_info[graphic].anim_mode;
2713 int main_anim_mode = (anim_mode == ANIM_NONE ? ANIM_VERTICAL|ANIM_HORIZONTAL:
2714 anim_mode == ANIM_DEFAULT ? ANIM_VERTICAL : anim_mode);
2716 game.envelope_active = TRUE; /* needed for RedrawPlayfield() events */
2718 PlayMenuSoundStereo(sound_opening, SOUND_MIDDLE);
2720 if (anim_mode == ANIM_DEFAULT)
2721 AnimateEnvelope(envelope_nr, ANIM_DEFAULT, ACTION_OPENING);
2723 AnimateEnvelope(envelope_nr, main_anim_mode, ACTION_OPENING);
2726 Delay(wait_delay_value);
2728 WaitForEventToContinue();
2730 PlayMenuSoundStereo(sound_closing, SOUND_MIDDLE);
2732 if (anim_mode != ANIM_NONE)
2733 AnimateEnvelope(envelope_nr, main_anim_mode, ACTION_CLOSING);
2735 if (anim_mode == ANIM_DEFAULT)
2736 AnimateEnvelope(envelope_nr, ANIM_DEFAULT, ACTION_CLOSING);
2738 game.envelope_active = FALSE;
2740 SetDrawtoField(DRAW_TO_FIELDBUFFER);
2742 redraw_mask |= REDRAW_FIELD;
2746 static void setRequestBasePosition(int *x, int *y)
2748 int sx_base, sy_base;
2750 if (request.x != -1)
2751 sx_base = request.x;
2752 else if (request.align == ALIGN_LEFT)
2754 else if (request.align == ALIGN_RIGHT)
2755 sx_base = SX + SXSIZE;
2757 sx_base = SX + SXSIZE / 2;
2759 if (request.y != -1)
2760 sy_base = request.y;
2761 else if (request.valign == VALIGN_TOP)
2763 else if (request.valign == VALIGN_BOTTOM)
2764 sy_base = SY + SYSIZE;
2766 sy_base = SY + SYSIZE / 2;
2772 static void setRequestPositionExt(int *x, int *y, int width, int height,
2773 boolean add_border_size)
2775 int border_size = request.border_size;
2776 int sx_base, sy_base;
2779 setRequestBasePosition(&sx_base, &sy_base);
2781 if (request.align == ALIGN_LEFT)
2783 else if (request.align == ALIGN_RIGHT)
2784 sx = sx_base - width;
2786 sx = sx_base - width / 2;
2788 if (request.valign == VALIGN_TOP)
2790 else if (request.valign == VALIGN_BOTTOM)
2791 sy = sy_base - height;
2793 sy = sy_base - height / 2;
2795 sx = MAX(0, MIN(sx, WIN_XSIZE - width));
2796 sy = MAX(0, MIN(sy, WIN_YSIZE - height));
2798 if (add_border_size)
2808 static void setRequestPosition(int *x, int *y, boolean add_border_size)
2810 setRequestPositionExt(x, y, request.width, request.height, add_border_size);
2813 void DrawEnvelopeRequest(char *text)
2815 char *text_final = text;
2816 char *text_door_style = NULL;
2817 int graphic = IMG_BACKGROUND_REQUEST;
2818 Bitmap *src_bitmap = graphic_info[graphic].bitmap;
2819 int mask_mode = (src_bitmap != NULL ? BLIT_MASKED : BLIT_ON_BACKGROUND);
2820 int font_nr = FONT_REQUEST;
2821 int font_width = getFontWidth(font_nr);
2822 int font_height = getFontHeight(font_nr);
2823 int border_size = request.border_size;
2824 int line_spacing = request.line_spacing;
2825 int line_height = font_height + line_spacing;
2826 int max_text_width = request.width - 2 * border_size;
2827 int max_text_height = request.height - 2 * border_size;
2828 int line_length = max_text_width / font_width;
2829 int max_lines = max_text_height / line_height;
2830 int text_width = line_length * font_width;
2831 int width = request.width;
2832 int height = request.height;
2833 int tile_size = MAX(request.step_offset, 1);
2834 int x_steps = width / tile_size;
2835 int y_steps = height / tile_size;
2836 int sx_offset = border_size;
2837 int sy_offset = border_size;
2841 if (request.centered)
2842 sx_offset = (request.width - text_width) / 2;
2844 if (request.wrap_single_words && !request.autowrap)
2846 char *src_text_ptr, *dst_text_ptr;
2848 text_door_style = checked_malloc(2 * strlen(text) + 1);
2850 src_text_ptr = text;
2851 dst_text_ptr = text_door_style;
2853 while (*src_text_ptr)
2855 if (*src_text_ptr == ' ' ||
2856 *src_text_ptr == '?' ||
2857 *src_text_ptr == '!')
2858 *dst_text_ptr++ = '\n';
2860 if (*src_text_ptr != ' ')
2861 *dst_text_ptr++ = *src_text_ptr;
2866 *dst_text_ptr = '\0';
2868 text_final = text_door_style;
2871 setRequestPosition(&sx, &sy, FALSE);
2873 ClearRectangle(backbuffer, 0, 0, WIN_XSIZE, WIN_YSIZE);
2875 for (y = 0; y < y_steps; y++)
2876 for (x = 0; x < x_steps; x++)
2877 DrawEnvelopeBackgroundTiles(graphic, sx, sy,
2878 x, y, x_steps, y_steps,
2879 tile_size, tile_size);
2881 /* force DOOR font inside door area */
2882 SetFontStatus(GAME_MODE_PSEUDO_DOOR);
2884 DrawTextBuffer(sx + sx_offset, sy + sy_offset, text_final, font_nr,
2885 line_length, -1, max_lines, line_spacing, mask_mode,
2886 request.autowrap, request.centered, FALSE);
2890 for (i = 0; i < NUM_TOOL_BUTTONS; i++)
2891 RedrawGadget(tool_gadget[i]);
2893 // store readily prepared envelope request for later use when animating
2894 BlitBitmap(backbuffer, bitmap_db_store_2, 0, 0, WIN_XSIZE, WIN_YSIZE, 0, 0);
2896 if (text_door_style)
2897 free(text_door_style);
2900 void AnimateEnvelopeRequest(int anim_mode, int action)
2902 int graphic = IMG_BACKGROUND_REQUEST;
2903 boolean draw_masked = graphic_info[graphic].draw_masked;
2904 int delay_value_normal = request.step_delay;
2905 int delay_value_fast = delay_value_normal / 2;
2906 boolean ffwd_delay = (tape.playing && tape.fast_forward);
2907 boolean no_delay = (tape.warp_forward);
2908 int delay_value = (ffwd_delay ? delay_value_fast : delay_value_normal);
2909 int anim_delay_value = MAX(1, (no_delay ? 0 : delay_value + 500 * 0) / 2);
2910 unsigned int anim_delay = 0;
2912 int tile_size = MAX(request.step_offset, 1);
2913 int max_xsize = request.width / tile_size;
2914 int max_ysize = request.height / tile_size;
2915 int max_xsize_inner = max_xsize - 2;
2916 int max_ysize_inner = max_ysize - 2;
2918 int xstart = (anim_mode & ANIM_VERTICAL ? max_xsize_inner : 0);
2919 int ystart = (anim_mode & ANIM_HORIZONTAL ? max_ysize_inner : 0);
2920 int xend = max_xsize_inner;
2921 int yend = (anim_mode != ANIM_DEFAULT ? max_ysize_inner : 0);
2922 int xstep = (xstart < xend ? 1 : 0);
2923 int ystep = (ystart < yend || xstep == 0 ? 1 : 0);
2925 int end = MAX(xend - xstart, yend - ystart);
2928 if (setup.quick_doors)
2935 for (i = start; i <= end; i++)
2937 int last_frame = end; // last frame of this "for" loop
2938 int x = xstart + i * xstep;
2939 int y = ystart + i * ystep;
2940 int xsize = (action == ACTION_CLOSING ? xend - (x - xstart) : x) + 2;
2941 int ysize = (action == ACTION_CLOSING ? yend - (y - ystart) : y) + 2;
2942 int xsize_size_left = (xsize - 1) * tile_size;
2943 int ysize_size_top = (ysize - 1) * tile_size;
2944 int max_xsize_pos = (max_xsize - 1) * tile_size;
2945 int max_ysize_pos = (max_ysize - 1) * tile_size;
2946 int width = xsize * tile_size;
2947 int height = ysize * tile_size;
2952 setRequestPosition(&src_x, &src_y, FALSE);
2953 setRequestPositionExt(&dst_x, &dst_y, width, height, FALSE);
2955 BlitBitmap(bitmap_db_store_1, backbuffer, 0, 0, WIN_XSIZE, WIN_YSIZE, 0, 0);
2957 for (yy = 0; yy < 2; yy++)
2959 for (xx = 0; xx < 2; xx++)
2961 int src_xx = src_x + xx * max_xsize_pos;
2962 int src_yy = src_y + yy * max_ysize_pos;
2963 int dst_xx = dst_x + xx * xsize_size_left;
2964 int dst_yy = dst_y + yy * ysize_size_top;
2965 int xx_size = (xx ? tile_size : xsize_size_left);
2966 int yy_size = (yy ? tile_size : ysize_size_top);
2969 BlitBitmapMasked(bitmap_db_store_2, backbuffer,
2970 src_xx, src_yy, xx_size, yy_size, dst_xx, dst_yy);
2972 BlitBitmap(bitmap_db_store_2, backbuffer,
2973 src_xx, src_yy, xx_size, yy_size, dst_xx, dst_yy);
2977 redraw_mask |= REDRAW_FIELD;
2981 SkipUntilDelayReached(&anim_delay, anim_delay_value, &i, last_frame);
2985 void ShowEnvelopeRequest(char *text, unsigned int req_state, int action)
2987 int graphic = IMG_BACKGROUND_REQUEST;
2988 int sound_opening = SND_REQUEST_OPENING;
2989 int sound_closing = SND_REQUEST_CLOSING;
2990 int anim_mode_1 = request.anim_mode; /* (higher priority) */
2991 int anim_mode_2 = graphic_info[graphic].anim_mode; /* (lower priority) */
2992 int anim_mode = (anim_mode_1 != ANIM_DEFAULT ? anim_mode_1 : anim_mode_2);
2993 int main_anim_mode = (anim_mode == ANIM_NONE ? ANIM_VERTICAL|ANIM_HORIZONTAL:
2994 anim_mode == ANIM_DEFAULT ? ANIM_VERTICAL : anim_mode);
2996 if (game_status == GAME_MODE_PLAYING)
2997 BlitScreenToBitmap(backbuffer);
2999 SetDrawtoField(DRAW_TO_BACKBUFFER);
3001 // SetDrawBackgroundMask(REDRAW_NONE);
3003 if (action == ACTION_OPENING)
3005 BlitBitmap(backbuffer, bitmap_db_store_1, 0, 0, WIN_XSIZE, WIN_YSIZE, 0, 0);
3007 if (req_state & REQ_ASK)
3009 MapGadget(tool_gadget[TOOL_CTRL_ID_YES]);
3010 MapGadget(tool_gadget[TOOL_CTRL_ID_NO]);
3012 else if (req_state & REQ_CONFIRM)
3014 MapGadget(tool_gadget[TOOL_CTRL_ID_CONFIRM]);
3016 else if (req_state & REQ_PLAYER)
3018 MapGadget(tool_gadget[TOOL_CTRL_ID_PLAYER_1]);
3019 MapGadget(tool_gadget[TOOL_CTRL_ID_PLAYER_2]);
3020 MapGadget(tool_gadget[TOOL_CTRL_ID_PLAYER_3]);
3021 MapGadget(tool_gadget[TOOL_CTRL_ID_PLAYER_4]);
3024 DrawEnvelopeRequest(text);
3027 game.envelope_active = TRUE; /* needed for RedrawPlayfield() events */
3029 if (action == ACTION_OPENING)
3031 PlayMenuSoundStereo(sound_opening, SOUND_MIDDLE);
3033 if (anim_mode == ANIM_DEFAULT)
3034 AnimateEnvelopeRequest(ANIM_DEFAULT, ACTION_OPENING);
3036 AnimateEnvelopeRequest(main_anim_mode, ACTION_OPENING);
3040 PlayMenuSoundStereo(sound_closing, SOUND_MIDDLE);
3042 if (anim_mode != ANIM_NONE)
3043 AnimateEnvelopeRequest(main_anim_mode, ACTION_CLOSING);
3045 if (anim_mode == ANIM_DEFAULT)
3046 AnimateEnvelopeRequest(ANIM_DEFAULT, ACTION_CLOSING);
3049 game.envelope_active = FALSE;
3051 if (action == ACTION_CLOSING)
3052 BlitBitmap(bitmap_db_store_1, backbuffer, 0, 0, WIN_XSIZE, WIN_YSIZE, 0, 0);
3054 // SetDrawBackgroundMask(last_draw_background_mask);
3056 redraw_mask |= REDRAW_FIELD;
3060 if (action == ACTION_CLOSING &&
3061 game_status == GAME_MODE_PLAYING &&
3062 level.game_engine_type == GAME_ENGINE_TYPE_RND)
3063 SetDrawtoField(DRAW_TO_FIELDBUFFER);
3066 void DrawPreviewElement(int dst_x, int dst_y, int element, int tilesize)
3068 if (IS_MM_WALL(element))
3070 DrawSizedWall_MM(dst_x, dst_y, element, tilesize, el2preimg);
3076 int graphic = el2preimg(element);
3078 getSizedGraphicSource(graphic, 0, tilesize, &src_bitmap, &src_x, &src_y);
3079 BlitBitmap(src_bitmap, drawto, src_x, src_y, tilesize, tilesize,
3084 void DrawLevel(int draw_background_mask)
3088 SetMainBackgroundImage(IMG_BACKGROUND_PLAYING);
3089 SetDrawBackgroundMask(draw_background_mask);
3093 for (x = BX1; x <= BX2; x++)
3094 for (y = BY1; y <= BY2; y++)
3095 DrawScreenField(x, y);
3097 redraw_mask |= REDRAW_FIELD;
3100 void DrawSizedLevel(int size_x, int size_y, int scroll_x, int scroll_y,
3105 for (x = 0; x < size_x; x++)
3106 for (y = 0; y < size_y; y++)
3107 DrawSizedElementOrWall(x, y, scroll_x, scroll_y, tilesize);
3109 redraw_mask |= REDRAW_FIELD;
3112 void DrawMiniLevel(int size_x, int size_y, int scroll_x, int scroll_y)
3116 for (x = 0; x < size_x; x++)
3117 for (y = 0; y < size_y; y++)
3118 DrawMiniElementOrWall(x, y, scroll_x, scroll_y);
3120 redraw_mask |= REDRAW_FIELD;
3123 static void DrawPreviewLevelPlayfield(int from_x, int from_y)
3125 boolean show_level_border = (BorderElement != EL_EMPTY);
3126 int level_xsize = lev_fieldx + (show_level_border ? 2 : 0);
3127 int level_ysize = lev_fieldy + (show_level_border ? 2 : 0);
3128 int tile_size = preview.tile_size;
3129 int preview_width = preview.xsize * tile_size;
3130 int preview_height = preview.ysize * tile_size;
3131 int real_preview_xsize = MIN(level_xsize, preview.xsize);
3132 int real_preview_ysize = MIN(level_ysize, preview.ysize);
3133 int real_preview_width = real_preview_xsize * tile_size;
3134 int real_preview_height = real_preview_ysize * tile_size;
3135 int dst_x = SX + ALIGNED_XPOS(preview.x, preview_width, preview.align);
3136 int dst_y = SY + ALIGNED_YPOS(preview.y, preview_height, preview.valign);
3139 if (!IN_GFX_FIELD_FULL(dst_x, dst_y + preview_height - 1))
3142 DrawBackground(dst_x, dst_y, preview_width, preview_height);
3144 dst_x += (preview_width - real_preview_width) / 2;
3145 dst_y += (preview_height - real_preview_height) / 2;
3147 for (x = 0; x < real_preview_xsize; x++)
3149 for (y = 0; y < real_preview_ysize; y++)
3151 int lx = from_x + x + (show_level_border ? -1 : 0);
3152 int ly = from_y + y + (show_level_border ? -1 : 0);
3153 int element = (IN_LEV_FIELD(lx, ly) ? level.field[lx][ly] :
3154 getBorderElement(lx, ly));
3156 DrawPreviewElement(dst_x + x * tile_size, dst_y + y * tile_size,
3157 element, tile_size);
3161 redraw_mask |= REDRAW_FIELD;
3164 #define MICROLABEL_EMPTY 0
3165 #define MICROLABEL_LEVEL_NAME 1
3166 #define MICROLABEL_LEVEL_AUTHOR_HEAD 2
3167 #define MICROLABEL_LEVEL_AUTHOR 3
3168 #define MICROLABEL_IMPORTED_FROM_HEAD 4
3169 #define MICROLABEL_IMPORTED_FROM 5
3170 #define MICROLABEL_IMPORTED_BY_HEAD 6
3171 #define MICROLABEL_IMPORTED_BY 7
3173 static int getMaxTextLength(struct TextPosInfo *pos, int font_nr)
3175 int max_text_width = SXSIZE;
3176 int font_width = getFontWidth(font_nr);
3178 if (pos->align == ALIGN_CENTER)
3179 max_text_width = (pos->x < SXSIZE / 2 ? pos->x * 2 : (SXSIZE - pos->x) * 2);
3180 else if (pos->align == ALIGN_RIGHT)
3181 max_text_width = pos->x;
3183 max_text_width = SXSIZE - pos->x;
3185 return max_text_width / font_width;
3188 static void DrawPreviewLevelLabelExt(int mode, struct TextPosInfo *pos)
3190 char label_text[MAX_OUTPUT_LINESIZE + 1];
3191 int max_len_label_text;
3192 int font_nr = pos->font;
3195 if (!IN_GFX_FIELD_FULL(pos->x, pos->y + getFontHeight(pos->font)))
3198 if (mode == MICROLABEL_LEVEL_AUTHOR_HEAD ||
3199 mode == MICROLABEL_IMPORTED_FROM_HEAD ||
3200 mode == MICROLABEL_IMPORTED_BY_HEAD)
3201 font_nr = pos->font_alt;
3203 max_len_label_text = getMaxTextLength(pos, font_nr);
3205 if (pos->size != -1)
3206 max_len_label_text = pos->size;
3208 for (i = 0; i < max_len_label_text; i++)
3209 label_text[i] = ' ';
3210 label_text[max_len_label_text] = '\0';
3212 if (strlen(label_text) > 0)
3213 DrawTextSAligned(pos->x, pos->y, label_text, font_nr, pos->align);
3216 (mode == MICROLABEL_LEVEL_NAME ? level.name :
3217 mode == MICROLABEL_LEVEL_AUTHOR_HEAD ? "created by" :
3218 mode == MICROLABEL_LEVEL_AUTHOR ? level.author :
3219 mode == MICROLABEL_IMPORTED_FROM_HEAD ? "imported from" :
3220 mode == MICROLABEL_IMPORTED_FROM ? leveldir_current->imported_from :
3221 mode == MICROLABEL_IMPORTED_BY_HEAD ? "imported by" :
3222 mode == MICROLABEL_IMPORTED_BY ? leveldir_current->imported_by :""),
3223 max_len_label_text);
3224 label_text[max_len_label_text] = '\0';
3226 if (strlen(label_text) > 0)
3227 DrawTextSAligned(pos->x, pos->y, label_text, font_nr, pos->align);
3229 redraw_mask |= REDRAW_FIELD;
3232 static void DrawPreviewLevelLabel(int mode)
3234 DrawPreviewLevelLabelExt(mode, &menu.main.text.level_info_2);
3237 static void DrawPreviewLevelInfo(int mode)
3239 if (mode == MICROLABEL_LEVEL_NAME)
3240 DrawPreviewLevelLabelExt(mode, &menu.main.text.level_name);
3241 else if (mode == MICROLABEL_LEVEL_AUTHOR)
3242 DrawPreviewLevelLabelExt(mode, &menu.main.text.level_author);
3245 static void DrawPreviewLevelExt(boolean restart)
3247 static unsigned int scroll_delay = 0;
3248 static unsigned int label_delay = 0;
3249 static int from_x, from_y, scroll_direction;
3250 static int label_state, label_counter;
3251 unsigned int scroll_delay_value = preview.step_delay;
3252 boolean show_level_border = (BorderElement != EL_EMPTY);
3253 int level_xsize = lev_fieldx + (show_level_border ? 2 : 0);
3254 int level_ysize = lev_fieldy + (show_level_border ? 2 : 0);
3261 if (preview.anim_mode == ANIM_CENTERED)
3263 if (level_xsize > preview.xsize)
3264 from_x = (level_xsize - preview.xsize) / 2;
3265 if (level_ysize > preview.ysize)
3266 from_y = (level_ysize - preview.ysize) / 2;
3269 from_x += preview.xoffset;
3270 from_y += preview.yoffset;
3272 scroll_direction = MV_RIGHT;
3276 DrawPreviewLevelPlayfield(from_x, from_y);
3277 DrawPreviewLevelLabel(label_state);
3279 DrawPreviewLevelInfo(MICROLABEL_LEVEL_NAME);
3280 DrawPreviewLevelInfo(MICROLABEL_LEVEL_AUTHOR);
3282 /* initialize delay counters */
3283 DelayReached(&scroll_delay, 0);
3284 DelayReached(&label_delay, 0);
3286 if (leveldir_current->name)
3288 struct TextPosInfo *pos = &menu.main.text.level_info_1;
3289 char label_text[MAX_OUTPUT_LINESIZE + 1];
3290 int font_nr = pos->font;
3291 int max_len_label_text = getMaxTextLength(pos, font_nr);
3293 if (pos->size != -1)
3294 max_len_label_text = pos->size;
3296 strncpy(label_text, leveldir_current->name, max_len_label_text);
3297 label_text[max_len_label_text] = '\0';
3299 if (IN_GFX_FIELD_FULL(pos->x, pos->y + getFontHeight(pos->font)))
3300 DrawTextSAligned(pos->x, pos->y, label_text, font_nr, pos->align);
3306 /* scroll preview level, if needed */
3307 if (preview.anim_mode != ANIM_NONE &&
3308 (level_xsize > preview.xsize || level_ysize > preview.ysize) &&
3309 DelayReached(&scroll_delay, scroll_delay_value))
3311 switch (scroll_direction)
3316 from_x -= preview.step_offset;
3317 from_x = (from_x < 0 ? 0 : from_x);
3320 scroll_direction = MV_UP;
3324 if (from_x < level_xsize - preview.xsize)
3326 from_x += preview.step_offset;
3327 from_x = (from_x > level_xsize - preview.xsize ?
3328 level_xsize - preview.xsize : from_x);
3331 scroll_direction = MV_DOWN;
3337 from_y -= preview.step_offset;
3338 from_y = (from_y < 0 ? 0 : from_y);
3341 scroll_direction = MV_RIGHT;
3345 if (from_y < level_ysize - preview.ysize)
3347 from_y += preview.step_offset;
3348 from_y = (from_y > level_ysize - preview.ysize ?
3349 level_ysize - preview.ysize : from_y);
3352 scroll_direction = MV_LEFT;
3359 DrawPreviewLevelPlayfield(from_x, from_y);
3362 /* !!! THIS ALL SUCKS -- SHOULD BE CLEANLY REWRITTEN !!! */
3363 /* redraw micro level label, if needed */
3364 if (!strEqual(level.name, NAMELESS_LEVEL_NAME) &&
3365 !strEqual(level.author, ANONYMOUS_NAME) &&
3366 !strEqual(level.author, leveldir_current->name) &&
3367 DelayReached(&label_delay, MICROLEVEL_LABEL_DELAY))
3369 int max_label_counter = 23;
3371 if (leveldir_current->imported_from != NULL &&
3372 strlen(leveldir_current->imported_from) > 0)
3373 max_label_counter += 14;
3374 if (leveldir_current->imported_by != NULL &&
3375 strlen(leveldir_current->imported_by) > 0)
3376 max_label_counter += 14;
3378 label_counter = (label_counter + 1) % max_label_counter;
3379 label_state = (label_counter >= 0 && label_counter <= 7 ?
3380 MICROLABEL_LEVEL_NAME :
3381 label_counter >= 9 && label_counter <= 12 ?
3382 MICROLABEL_LEVEL_AUTHOR_HEAD :
3383 label_counter >= 14 && label_counter <= 21 ?
3384 MICROLABEL_LEVEL_AUTHOR :
3385 label_counter >= 23 && label_counter <= 26 ?
3386 MICROLABEL_IMPORTED_FROM_HEAD :
3387 label_counter >= 28 && label_counter <= 35 ?
3388 MICROLABEL_IMPORTED_FROM :
3389 label_counter >= 37 && label_counter <= 40 ?
3390 MICROLABEL_IMPORTED_BY_HEAD :
3391 label_counter >= 42 && label_counter <= 49 ?
3392 MICROLABEL_IMPORTED_BY : MICROLABEL_EMPTY);
3394 if (leveldir_current->imported_from == NULL &&
3395 (label_state == MICROLABEL_IMPORTED_FROM_HEAD ||
3396 label_state == MICROLABEL_IMPORTED_FROM))
3397 label_state = (label_state == MICROLABEL_IMPORTED_FROM_HEAD ?
3398 MICROLABEL_IMPORTED_BY_HEAD : MICROLABEL_IMPORTED_BY);
3400 DrawPreviewLevelLabel(label_state);
3404 void DrawPreviewLevelInitial()
3406 DrawPreviewLevelExt(TRUE);
3409 void DrawPreviewLevelAnimation()
3411 DrawPreviewLevelExt(FALSE);
3414 inline static void DrawGraphicAnimationExt(DrawBuffer *dst_bitmap, int x, int y,
3415 int graphic, int sync_frame,
3418 int frame = getGraphicAnimationFrame(graphic, sync_frame);
3420 if (mask_mode == USE_MASKING)
3421 DrawGraphicThruMaskExt(dst_bitmap, x, y, graphic, frame);
3423 DrawGraphicExt(dst_bitmap, x, y, graphic, frame);
3426 void DrawFixedGraphicAnimationExt(DrawBuffer *dst_bitmap, int x, int y,
3427 int graphic, int sync_frame, int mask_mode)
3429 int frame = getGraphicAnimationFrame(graphic, sync_frame);
3431 if (mask_mode == USE_MASKING)
3432 DrawFixedGraphicThruMaskExt(dst_bitmap, x, y, graphic, frame);
3434 DrawFixedGraphicExt(dst_bitmap, x, y, graphic, frame);
3437 inline static void DrawGraphicAnimation(int x, int y, int graphic)
3439 int lx = LEVELX(x), ly = LEVELY(y);
3441 if (!IN_SCR_FIELD(x, y))
3444 DrawGraphicAnimationExt(drawto_field, FX + x * TILEX_VAR, FY + y * TILEY_VAR,
3445 graphic, GfxFrame[lx][ly], NO_MASKING);
3447 MarkTileDirty(x, y);
3450 void DrawFixedGraphicAnimation(int x, int y, int graphic)
3452 int lx = LEVELX(x), ly = LEVELY(y);
3454 if (!IN_SCR_FIELD(x, y))
3457 DrawGraphicAnimationExt(drawto_field, FX + x * TILEX, FY + y * TILEY,
3458 graphic, GfxFrame[lx][ly], NO_MASKING);
3459 MarkTileDirty(x, y);
3462 void DrawLevelGraphicAnimation(int x, int y, int graphic)
3464 DrawGraphicAnimation(SCREENX(x), SCREENY(y), graphic);
3467 void DrawLevelElementAnimation(int x, int y, int element)
3469 int graphic = el_act_dir2img(element, GfxAction[x][y], GfxDir[x][y]);
3471 DrawGraphicAnimation(SCREENX(x), SCREENY(y), graphic);
3474 void DrawLevelGraphicAnimationIfNeeded(int x, int y, int graphic)
3476 int sx = SCREENX(x), sy = SCREENY(y);
3478 if (!IN_LEV_FIELD(x, y) || !IN_SCR_FIELD(sx, sy))
3481 if (!IS_NEW_FRAME(GfxFrame[x][y], graphic))
3484 DrawGraphicAnimation(sx, sy, graphic);
3487 if (GFX_CRUMBLED(TILE_GFX_ELEMENT(x, y)))
3488 DrawLevelFieldCrumbled(x, y);
3490 if (GFX_CRUMBLED(Feld[x][y]))
3491 DrawLevelFieldCrumbled(x, y);
3495 void DrawLevelElementAnimationIfNeeded(int x, int y, int element)
3497 int sx = SCREENX(x), sy = SCREENY(y);
3500 if (!IN_LEV_FIELD(x, y) || !IN_SCR_FIELD(sx, sy))
3503 graphic = el_act_dir2img(element, GfxAction[x][y], GfxDir[x][y]);
3505 if (!IS_NEW_FRAME(GfxFrame[x][y], graphic))
3508 DrawGraphicAnimation(sx, sy, graphic);
3510 if (GFX_CRUMBLED(element))
3511 DrawLevelFieldCrumbled(x, y);
3514 static int getPlayerGraphic(struct PlayerInfo *player, int move_dir)
3516 if (player->use_murphy)
3518 /* this works only because currently only one player can be "murphy" ... */
3519 static int last_horizontal_dir = MV_LEFT;
3520 int graphic = el_act_dir2img(EL_SP_MURPHY, player->GfxAction, move_dir);
3522 if (move_dir == MV_LEFT || move_dir == MV_RIGHT)
3523 last_horizontal_dir = move_dir;
3525 if (graphic == IMG_SP_MURPHY) /* undefined => use special graphic */
3527 int direction = (player->is_snapping ? move_dir : last_horizontal_dir);
3529 graphic = el_act_dir2img(EL_SP_MURPHY, player->GfxAction, direction);
3535 return el_act_dir2img(player->artwork_element, player->GfxAction,move_dir);
3538 static boolean equalGraphics(int graphic1, int graphic2)
3540 struct GraphicInfo *g1 = &graphic_info[graphic1];
3541 struct GraphicInfo *g2 = &graphic_info[graphic2];
3543 return (g1->bitmap == g2->bitmap &&
3544 g1->src_x == g2->src_x &&
3545 g1->src_y == g2->src_y &&
3546 g1->anim_frames == g2->anim_frames &&
3547 g1->anim_delay == g2->anim_delay &&
3548 g1->anim_mode == g2->anim_mode);
3551 void DrawAllPlayers()
3555 for (i = 0; i < MAX_PLAYERS; i++)
3556 if (stored_player[i].active)
3557 DrawPlayer(&stored_player[i]);
3560 void DrawPlayerField(int x, int y)
3562 if (!IS_PLAYER(x, y))
3565 DrawPlayer(PLAYERINFO(x, y));
3568 #define DRAW_PLAYER_OVER_PUSHED_ELEMENT 1
3570 void DrawPlayer(struct PlayerInfo *player)
3572 int jx = player->jx;
3573 int jy = player->jy;
3574 int move_dir = player->MovDir;
3575 int dx = (move_dir == MV_LEFT ? -1 : move_dir == MV_RIGHT ? +1 : 0);
3576 int dy = (move_dir == MV_UP ? -1 : move_dir == MV_DOWN ? +1 : 0);
3577 int last_jx = (player->is_moving ? jx - dx : jx);
3578 int last_jy = (player->is_moving ? jy - dy : jy);
3579 int next_jx = jx + dx;
3580 int next_jy = jy + dy;
3581 boolean player_is_moving = (player->MovPos ? TRUE : FALSE);
3582 boolean player_is_opaque = FALSE;
3583 int sx = SCREENX(jx), sy = SCREENY(jy);
3584 int sxx = 0, syy = 0;
3585 int element = Feld[jx][jy], last_element = Feld[last_jx][last_jy];
3587 int action = ACTION_DEFAULT;
3588 int last_player_graphic = getPlayerGraphic(player, move_dir);
3589 int last_player_frame = player->Frame;
3592 /* GfxElement[][] is set to the element the player is digging or collecting;
3593 remove also for off-screen player if the player is not moving anymore */
3594 if (IN_LEV_FIELD(jx, jy) && !player_is_moving)
3595 GfxElement[jx][jy] = EL_UNDEFINED;
3597 if (!player->active || !IN_SCR_FIELD(SCREENX(last_jx), SCREENY(last_jy)))
3601 if (!IN_LEV_FIELD(jx, jy))
3603 printf("DrawPlayerField(): x = %d, y = %d\n",jx,jy);
3604 printf("DrawPlayerField(): sx = %d, sy = %d\n",sx,sy);
3605 printf("DrawPlayerField(): This should never happen!\n");
3610 if (element == EL_EXPLOSION)
3613 action = (player->is_pushing ? ACTION_PUSHING :
3614 player->is_digging ? ACTION_DIGGING :
3615 player->is_collecting ? ACTION_COLLECTING :
3616 player->is_moving ? ACTION_MOVING :
3617 player->is_snapping ? ACTION_SNAPPING :
3618 player->is_dropping ? ACTION_DROPPING :
3619 player->is_waiting ? player->action_waiting : ACTION_DEFAULT);
3621 if (player->is_waiting)
3622 move_dir = player->dir_waiting;
3624 InitPlayerGfxAnimation(player, action, move_dir);
3626 /* ----------------------------------------------------------------------- */
3627 /* draw things in the field the player is leaving, if needed */
3628 /* ----------------------------------------------------------------------- */
3630 if (player->is_moving)
3632 if (Back[last_jx][last_jy] && IS_DRAWABLE(last_element))
3634 DrawLevelElement(last_jx, last_jy, Back[last_jx][last_jy]);
3636 if (last_element == EL_DYNAMITE_ACTIVE ||
3637 last_element == EL_EM_DYNAMITE_ACTIVE ||
3638 last_element == EL_SP_DISK_RED_ACTIVE)
3639 DrawDynamite(last_jx, last_jy);
3641 DrawLevelFieldThruMask(last_jx, last_jy);
3643 else if (last_element == EL_DYNAMITE_ACTIVE ||
3644 last_element == EL_EM_DYNAMITE_ACTIVE ||
3645 last_element == EL_SP_DISK_RED_ACTIVE)
3646 DrawDynamite(last_jx, last_jy);
3648 /* !!! this is not enough to prevent flickering of players which are
3649 moving next to each others without a free tile between them -- this
3650 can only be solved by drawing all players layer by layer (first the
3651 background, then the foreground etc.) !!! => TODO */
3652 else if (!IS_PLAYER(last_jx, last_jy))
3653 DrawLevelField(last_jx, last_jy);
3656 DrawLevelField(last_jx, last_jy);
3659 if (player->is_pushing && IN_SCR_FIELD(SCREENX(next_jx), SCREENY(next_jy)))
3660 DrawLevelElement(next_jx, next_jy, EL_EMPTY);
3663 if (!IN_SCR_FIELD(sx, sy))
3666 /* ----------------------------------------------------------------------- */
3667 /* draw things behind the player, if needed */
3668 /* ----------------------------------------------------------------------- */
3671 DrawLevelElement(jx, jy, Back[jx][jy]);
3672 else if (IS_ACTIVE_BOMB(element))
3673 DrawLevelElement(jx, jy, EL_EMPTY);
3676 if (player_is_moving && GfxElement[jx][jy] != EL_UNDEFINED)
3678 int old_element = GfxElement[jx][jy];
3679 int old_graphic = el_act_dir2img(old_element, action, move_dir);
3680 int frame = getGraphicAnimationFrame(old_graphic, player->StepFrame);
3682 if (GFX_CRUMBLED(old_element))
3683 DrawLevelFieldCrumbledDigging(jx, jy, move_dir, player->StepFrame);
3685 DrawGraphic(sx, sy, old_graphic, frame);
3687 if (graphic_info[old_graphic].anim_mode & ANIM_OPAQUE_PLAYER)
3688 player_is_opaque = TRUE;
3692 GfxElement[jx][jy] = EL_UNDEFINED;
3694 /* make sure that pushed elements are drawn with correct frame rate */
3695 graphic = el_act_dir2img(element, ACTION_PUSHING, move_dir);
3697 if (player->is_pushing && player->is_moving && !IS_ANIM_MODE_CE(graphic))
3698 GfxFrame[jx][jy] = player->StepFrame;
3700 DrawLevelField(jx, jy);
3704 #if !DRAW_PLAYER_OVER_PUSHED_ELEMENT
3705 /* ----------------------------------------------------------------------- */
3706 /* draw player himself */
3707 /* ----------------------------------------------------------------------- */
3709 graphic = getPlayerGraphic(player, move_dir);
3711 /* in the case of changed player action or direction, prevent the current
3712 animation frame from being restarted for identical animations */
3713 if (player->Frame == 0 && equalGraphics(graphic, last_player_graphic))
3714 player->Frame = last_player_frame;
3716 frame = getGraphicAnimationFrame(graphic, player->Frame);
3720 if (move_dir == MV_LEFT || move_dir == MV_RIGHT)
3721 sxx = player->GfxPos;
3723 syy = player->GfxPos;
3726 if (player_is_opaque)
3727 DrawGraphicShifted(sx, sy, sxx, syy, graphic, frame,NO_CUTTING,NO_MASKING);
3729 DrawGraphicShiftedThruMask(sx, sy, sxx, syy, graphic, frame, NO_CUTTING);
3731 if (SHIELD_ON(player))
3733 int graphic = (player->shield_deadly_time_left ? IMG_SHIELD_DEADLY_ACTIVE :
3734 IMG_SHIELD_NORMAL_ACTIVE);
3735 int frame = getGraphicAnimationFrame(graphic, -1);
3737 DrawGraphicShiftedThruMask(sx, sy, sxx, syy, graphic, frame, NO_CUTTING);
3741 #if DRAW_PLAYER_OVER_PUSHED_ELEMENT
3744 if (move_dir == MV_LEFT || move_dir == MV_RIGHT)
3745 sxx = player->GfxPos;
3747 syy = player->GfxPos;
3751 /* ----------------------------------------------------------------------- */
3752 /* draw things the player is pushing, if needed */
3753 /* ----------------------------------------------------------------------- */
3755 if (player->is_pushing && player->is_moving)
3757 int px = SCREENX(jx), py = SCREENY(jy);
3758 int pxx = (TILEX - ABS(sxx)) * dx;
3759 int pyy = (TILEY - ABS(syy)) * dy;
3760 int gfx_frame = GfxFrame[jx][jy];
3766 if (!IS_MOVING(jx, jy)) /* push movement already finished */
3768 element = Feld[next_jx][next_jy];
3769 gfx_frame = GfxFrame[next_jx][next_jy];
3772 graphic = el_act_dir2img(element, ACTION_PUSHING, move_dir);
3774 sync_frame = (IS_ANIM_MODE_CE(graphic) ? gfx_frame : player->StepFrame);
3775 frame = getGraphicAnimationFrame(graphic, sync_frame);
3777 /* draw background element under pushed element (like the Sokoban field) */
3778 if (game.use_masked_pushing && IS_MOVING(jx, jy))
3780 /* this allows transparent pushing animation over non-black background */
3783 DrawLevelElement(jx, jy, Back[jx][jy]);
3785 DrawLevelElement(jx, jy, EL_EMPTY);
3787 if (Back[next_jx][next_jy])
3788 DrawLevelElement(next_jx, next_jy, Back[next_jx][next_jy]);
3790 DrawLevelElement(next_jx, next_jy, EL_EMPTY);
3792 else if (Back[next_jx][next_jy])
3793 DrawLevelElement(next_jx, next_jy, Back[next_jx][next_jy]);
3796 /* do not draw (EM style) pushing animation when pushing is finished */
3797 /* (two-tile animations usually do not contain start and end frame) */
3798 if (graphic_info[graphic].double_movement && !IS_MOVING(jx, jy))
3799 DrawLevelElement(next_jx, next_jy, Feld[next_jx][next_jy]);
3801 DrawGraphicShiftedThruMask(px, py, pxx, pyy, graphic, frame, NO_CUTTING);
3803 /* masked drawing is needed for EMC style (double) movement graphics */
3804 /* !!! (ONLY WHEN DRAWING PUSHED ELEMENT OVER THE PLAYER) !!! */
3805 DrawGraphicShiftedThruMask(px, py, pxx, pyy, graphic, frame, NO_CUTTING);
3809 #if DRAW_PLAYER_OVER_PUSHED_ELEMENT
3810 /* ----------------------------------------------------------------------- */
3811 /* draw player himself */
3812 /* ----------------------------------------------------------------------- */
3814 graphic = getPlayerGraphic(player, move_dir);
3816 /* in the case of changed player action or direction, prevent the current
3817 animation frame from being restarted for identical animations */
3818 if (player->Frame == 0 && equalGraphics(graphic, last_player_graphic))
3819 player->Frame = last_player_frame;
3821 frame = getGraphicAnimationFrame(graphic, player->Frame);
3825 if (move_dir == MV_LEFT || move_dir == MV_RIGHT)
3826 sxx = player->GfxPos;
3828 syy = player->GfxPos;
3831 if (player_is_opaque)
3832 DrawGraphicShifted(sx, sy, sxx, syy, graphic, frame,NO_CUTTING,NO_MASKING);
3834 DrawGraphicShiftedThruMask(sx, sy, sxx, syy, graphic, frame, NO_CUTTING);
3836 if (SHIELD_ON(player))
3838 int graphic = (player->shield_deadly_time_left ? IMG_SHIELD_DEADLY_ACTIVE :
3839 IMG_SHIELD_NORMAL_ACTIVE);
3840 int frame = getGraphicAnimationFrame(graphic, -1);
3842 DrawGraphicShiftedThruMask(sx, sy, sxx, syy, graphic, frame, NO_CUTTING);
3846 /* ----------------------------------------------------------------------- */
3847 /* draw things in front of player (active dynamite or dynabombs) */
3848 /* ----------------------------------------------------------------------- */
3850 if (IS_ACTIVE_BOMB(element))
3852 graphic = el2img(element);
3853 frame = getGraphicAnimationFrame(graphic, GfxFrame[jx][jy]);
3855 if (game.emulation == EMU_SUPAPLEX)
3856 DrawGraphic(sx, sy, IMG_SP_DISK_RED, frame);
3858 DrawGraphicThruMask(sx, sy, graphic, frame);
3861 if (player_is_moving && last_element == EL_EXPLOSION)
3863 int element = (GfxElement[last_jx][last_jy] != EL_UNDEFINED ?
3864 GfxElement[last_jx][last_jy] : EL_EMPTY);
3865 int graphic = el_act2img(element, ACTION_EXPLODING);
3866 int delay = (game.emulation == EMU_SUPAPLEX ? 3 : 2);
3867 int phase = ExplodePhase[last_jx][last_jy] - 1;
3868 int frame = getGraphicAnimationFrame(graphic, phase - delay);
3871 DrawGraphicThruMask(SCREENX(last_jx), SCREENY(last_jy), graphic, frame);
3874 /* ----------------------------------------------------------------------- */
3875 /* draw elements the player is just walking/passing through/under */
3876 /* ----------------------------------------------------------------------- */
3878 if (player_is_moving)
3880 /* handle the field the player is leaving ... */
3881 if (IS_ACCESSIBLE_INSIDE(last_element))
3882 DrawLevelField(last_jx, last_jy);
3883 else if (IS_ACCESSIBLE_UNDER(last_element))
3884 DrawLevelFieldThruMask(last_jx, last_jy);
3887 /* do not redraw accessible elements if the player is just pushing them */
3888 if (!player_is_moving || !player->is_pushing)
3890 /* ... and the field the player is entering */
3891 if (IS_ACCESSIBLE_INSIDE(element))
3892 DrawLevelField(jx, jy);
3893 else if (IS_ACCESSIBLE_UNDER(element))
3894 DrawLevelFieldThruMask(jx, jy);
3897 MarkTileDirty(sx, sy);
3900 /* ------------------------------------------------------------------------- */
3902 void WaitForEventToContinue()
3904 boolean still_wait = TRUE;
3906 if (program.headless)
3909 /* simulate releasing mouse button over last gadget, if still pressed */
3911 HandleGadgets(-1, -1, 0);
3913 button_status = MB_RELEASED;
3921 if (NextValidEvent(&event))
3925 case EVENT_BUTTONPRESS:
3926 case EVENT_KEYPRESS:
3927 #if defined(TARGET_SDL2)
3928 case SDL_CONTROLLERBUTTONDOWN:
3930 case SDL_JOYBUTTONDOWN:
3934 case EVENT_KEYRELEASE:
3935 ClearPlayerAction();
3939 HandleOtherEvents(&event);
3943 else if (AnyJoystickButton() == JOY_BUTTON_NEW_PRESSED)
3952 #define MAX_REQUEST_LINES 13
3953 #define MAX_REQUEST_LINE_FONT1_LEN 7
3954 #define MAX_REQUEST_LINE_FONT2_LEN 10
3956 static int RequestHandleEvents(unsigned int req_state)
3958 boolean level_solved = (game_status == GAME_MODE_PLAYING &&
3959 local_player->LevelSolved_GameEnd);
3960 int width = request.width;
3961 int height = request.height;
3965 setRequestPosition(&sx, &sy, FALSE);
3967 button_status = MB_RELEASED;
3969 request_gadget_id = -1;
3976 /* the MM game engine does not use a special (scrollable) field buffer */
3977 if (level.game_engine_type != GAME_ENGINE_TYPE_MM)
3978 SetDrawtoField(DRAW_TO_FIELDBUFFER);
3980 HandleGameActions();
3982 SetDrawtoField(DRAW_TO_BACKBUFFER);
3984 if (global.use_envelope_request)
3986 /* copy current state of request area to middle of playfield area */
3987 BlitBitmap(bitmap_db_store_2, drawto, sx, sy, width, height, sx, sy);
3995 while (NextValidEvent(&event))
3999 case EVENT_BUTTONPRESS:
4000 case EVENT_BUTTONRELEASE:
4001 case EVENT_MOTIONNOTIFY:
4005 if (event.type == EVENT_MOTIONNOTIFY)
4010 motion_status = TRUE;
4011 mx = ((MotionEvent *) &event)->x;
4012 my = ((MotionEvent *) &event)->y;
4016 motion_status = FALSE;
4017 mx = ((ButtonEvent *) &event)->x;
4018 my = ((ButtonEvent *) &event)->y;
4019 if (event.type == EVENT_BUTTONPRESS)
4020 button_status = ((ButtonEvent *) &event)->button;
4022 button_status = MB_RELEASED;
4025 /* this sets 'request_gadget_id' */
4026 HandleGadgets(mx, my, button_status);
4028 switch (request_gadget_id)
4030 case TOOL_CTRL_ID_YES:
4033 case TOOL_CTRL_ID_NO:
4036 case TOOL_CTRL_ID_CONFIRM:
4037 result = TRUE | FALSE;
4040 case TOOL_CTRL_ID_PLAYER_1:
4043 case TOOL_CTRL_ID_PLAYER_2:
4046 case TOOL_CTRL_ID_PLAYER_3:
4049 case TOOL_CTRL_ID_PLAYER_4:
4060 #if defined(TARGET_SDL2)
4061 case SDL_WINDOWEVENT:
4062 HandleWindowEvent((WindowEvent *) &event);
4065 case SDL_APP_WILLENTERBACKGROUND:
4066 case SDL_APP_DIDENTERBACKGROUND:
4067 case SDL_APP_WILLENTERFOREGROUND:
4068 case SDL_APP_DIDENTERFOREGROUND:
4069 HandlePauseResumeEvent((PauseResumeEvent *) &event);
4073 case EVENT_KEYPRESS:
4075 Key key = GetEventKey((KeyEvent *)&event, TRUE);
4080 if (req_state & REQ_CONFIRM)
4085 #if defined(TARGET_SDL2)
4088 #if defined(KSYM_Rewind)
4089 case KSYM_Rewind: /* for Amazon Fire TV remote */
4096 #if defined(TARGET_SDL2)
4098 #if defined(KSYM_FastForward)
4099 case KSYM_FastForward: /* for Amazon Fire TV remote */
4106 HandleKeysDebug(key);
4110 if (req_state & REQ_PLAYER)
4116 case EVENT_KEYRELEASE:
4117 ClearPlayerAction();
4120 #if defined(TARGET_SDL2)
4121 case SDL_CONTROLLERBUTTONDOWN:
4122 switch (event.cbutton.button)
4124 case SDL_CONTROLLER_BUTTON_A:
4125 case SDL_CONTROLLER_BUTTON_X:
4126 case SDL_CONTROLLER_BUTTON_LEFTSHOULDER:
4130 case SDL_CONTROLLER_BUTTON_B:
4131 case SDL_CONTROLLER_BUTTON_Y:
4132 case SDL_CONTROLLER_BUTTON_RIGHTSHOULDER:
4133 case SDL_CONTROLLER_BUTTON_BACK:
4138 if (req_state & REQ_PLAYER)
4143 case SDL_CONTROLLERBUTTONUP:
4144 HandleJoystickEvent(&event);
4145 ClearPlayerAction();
4150 HandleOtherEvents(&event);
4155 else if (AnyJoystickButton() == JOY_BUTTON_NEW_PRESSED)
4157 int joy = AnyJoystick();
4159 if (joy & JOY_BUTTON_1)
4161 else if (joy & JOY_BUTTON_2)
4167 if (global.use_envelope_request)
4169 /* copy back current state of pressed buttons inside request area */
4170 BlitBitmap(drawto, bitmap_db_store_2, sx, sy, width, height, sx, sy);
4180 static boolean RequestDoor(char *text, unsigned int req_state)
4182 unsigned int old_door_state;
4183 int max_request_line_len = MAX_REQUEST_LINE_FONT1_LEN;
4184 int font_nr = FONT_TEXT_2;
4189 if (maxWordLengthInString(text) > MAX_REQUEST_LINE_FONT1_LEN)
4191 max_request_line_len = MAX_REQUEST_LINE_FONT2_LEN;
4192 font_nr = FONT_TEXT_1;
4195 if (game_status == GAME_MODE_PLAYING)
4196 BlitScreenToBitmap(backbuffer);
4198 /* disable deactivated drawing when quick-loading level tape recording */
4199 if (tape.playing && tape.deactivate_display)
4200 TapeDeactivateDisplayOff(TRUE);
4202 SetMouseCursor(CURSOR_DEFAULT);
4204 #if defined(NETWORK_AVALIABLE)
4205 /* pause network game while waiting for request to answer */
4206 if (options.network &&
4207 game_status == GAME_MODE_PLAYING &&
4208 req_state & REQUEST_WAIT_FOR_INPUT)
4209 SendToServer_PausePlaying();
4212 old_door_state = GetDoorState();
4214 /* simulate releasing mouse button over last gadget, if still pressed */
4216 HandleGadgets(-1, -1, 0);
4220 /* draw released gadget before proceeding */
4223 if (old_door_state & DOOR_OPEN_1)
4225 CloseDoor(DOOR_CLOSE_1);
4227 /* save old door content */
4228 BlitBitmap(bitmap_db_door_1, bitmap_db_door_1,
4229 0 * DXSIZE, 0, DXSIZE, DYSIZE, 1 * DXSIZE, 0);
4232 SetDoorBackgroundImage(IMG_BACKGROUND_DOOR);
4233 SetDrawBackgroundMask(REDRAW_FIELD | REDRAW_DOOR_1);
4235 /* clear door drawing field */
4236 DrawBackground(DX, DY, DXSIZE, DYSIZE);
4238 /* force DOOR font inside door area */
4239 SetFontStatus(GAME_MODE_PSEUDO_DOOR);
4241 /* write text for request */
4242 for (text_ptr = text, ty = 0; ty < MAX_REQUEST_LINES; ty++)
4244 char text_line[max_request_line_len + 1];
4250 for (tl = 0, tx = 0; tx < max_request_line_len; tl++, tx++)
4252 tc = *(text_ptr + tx);
4253 // if (!tc || tc == ' ')
4254 if (!tc || tc == ' ' || tc == '?' || tc == '!')
4258 if ((tc == '?' || tc == '!') && tl == 0)
4268 strncpy(text_line, text_ptr, tl);
4271 DrawText(DX + (DXSIZE - tl * getFontWidth(font_nr)) / 2,
4272 DY + 8 + ty * (getFontHeight(font_nr) + 2),
4273 text_line, font_nr);
4275 text_ptr += tl + (tc == ' ' ? 1 : 0);
4276 // text_ptr += tl + (tc == ' ' || tc == '?' || tc == '!' ? 1 : 0);
4281 if (req_state & REQ_ASK)
4283 MapGadget(tool_gadget[TOOL_CTRL_ID_YES]);
4284 MapGadget(tool_gadget[TOOL_CTRL_ID_NO]);
4286 else if (req_state & REQ_CONFIRM)
4288 MapGadget(tool_gadget[TOOL_CTRL_ID_CONFIRM]);
4290 else if (req_state & REQ_PLAYER)
4292 MapGadget(tool_gadget[TOOL_CTRL_ID_PLAYER_1]);
4293 MapGadget(tool_gadget[TOOL_CTRL_ID_PLAYER_2]);
4294 MapGadget(tool_gadget[TOOL_CTRL_ID_PLAYER_3]);
4295 MapGadget(tool_gadget[TOOL_CTRL_ID_PLAYER_4]);
4298 /* copy request gadgets to door backbuffer */
4299 BlitBitmap(drawto, bitmap_db_door_1, DX, DY, DXSIZE, DYSIZE, 0, 0);
4301 OpenDoor(DOOR_OPEN_1);
4303 if (!(req_state & REQUEST_WAIT_FOR_INPUT))
4305 if (game_status == GAME_MODE_PLAYING)
4307 SetPanelBackground();
4308 SetDrawBackgroundMask(REDRAW_DOOR_1);
4312 SetDrawBackgroundMask(REDRAW_FIELD);
4318 SetDrawBackgroundMask(REDRAW_FIELD | REDRAW_DOOR_1);
4320 // ---------- handle request buttons ----------
4321 result = RequestHandleEvents(req_state);
4325 if (!(req_state & REQ_STAY_OPEN))
4327 CloseDoor(DOOR_CLOSE_1);
4329 if (((old_door_state & DOOR_OPEN_1) && !(req_state & REQ_STAY_CLOSED)) ||
4330 (req_state & REQ_REOPEN))
4331 OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
4336 if (game_status == GAME_MODE_PLAYING)
4338 SetPanelBackground();
4339 SetDrawBackgroundMask(REDRAW_DOOR_1);
4343 SetDrawBackgroundMask(REDRAW_FIELD);
4346 #if defined(NETWORK_AVALIABLE)
4347 /* continue network game after request */
4348 if (options.network &&
4349 game_status == GAME_MODE_PLAYING &&
4350 req_state & REQUEST_WAIT_FOR_INPUT)
4351 SendToServer_ContinuePlaying();
4354 /* restore deactivated drawing when quick-loading level tape recording */
4355 if (tape.playing && tape.deactivate_display)
4356 TapeDeactivateDisplayOn();
4361 static boolean RequestEnvelope(char *text, unsigned int req_state)
4365 if (game_status == GAME_MODE_PLAYING)
4366 BlitScreenToBitmap(backbuffer);
4368 /* disable deactivated drawing when quick-loading level tape recording */
4369 if (tape.playing && tape.deactivate_display)
4370 TapeDeactivateDisplayOff(TRUE);
4372 SetMouseCursor(CURSOR_DEFAULT);
4374 #if defined(NETWORK_AVALIABLE)
4375 /* pause network game while waiting for request to answer */
4376 if (options.network &&
4377 game_status == GAME_MODE_PLAYING &&
4378 req_state & REQUEST_WAIT_FOR_INPUT)
4379 SendToServer_PausePlaying();
4382 /* simulate releasing mouse button over last gadget, if still pressed */
4384 HandleGadgets(-1, -1, 0);
4388 // (replace with setting corresponding request background)
4389 // SetDoorBackgroundImage(IMG_BACKGROUND_DOOR);
4390 // SetDrawBackgroundMask(REDRAW_FIELD | REDRAW_DOOR_1);
4392 /* clear door drawing field */
4393 // DrawBackground(DX, DY, DXSIZE, DYSIZE);
4395 ShowEnvelopeRequest(text, req_state, ACTION_OPENING);
4397 if (!(req_state & REQUEST_WAIT_FOR_INPUT))
4399 if (game_status == GAME_MODE_PLAYING)
4401 SetPanelBackground();
4402 SetDrawBackgroundMask(REDRAW_DOOR_1);
4406 SetDrawBackgroundMask(REDRAW_FIELD);
4412 SetDrawBackgroundMask(REDRAW_FIELD | REDRAW_DOOR_1);
4414 // ---------- handle request buttons ----------
4415 result = RequestHandleEvents(req_state);
4419 ShowEnvelopeRequest(text, req_state, ACTION_CLOSING);
4423 if (game_status == GAME_MODE_PLAYING)
4425 SetPanelBackground();
4426 SetDrawBackgroundMask(REDRAW_DOOR_1);
4430 SetDrawBackgroundMask(REDRAW_FIELD);
4433 #if defined(NETWORK_AVALIABLE)
4434 /* continue network game after request */
4435 if (options.network &&
4436 game_status == GAME_MODE_PLAYING &&
4437 req_state & REQUEST_WAIT_FOR_INPUT)
4438 SendToServer_ContinuePlaying();
4441 /* restore deactivated drawing when quick-loading level tape recording */
4442 if (tape.playing && tape.deactivate_display)
4443 TapeDeactivateDisplayOn();
4448 boolean Request(char *text, unsigned int req_state)
4450 boolean overlay_active = GetOverlayActive();
4453 SetOverlayActive(FALSE);
4455 if (global.use_envelope_request)
4456 result = RequestEnvelope(text, req_state);
4458 result = RequestDoor(text, req_state);
4460 SetOverlayActive(overlay_active);
4465 static int compareDoorPartOrderInfo(const void *object1, const void *object2)
4467 const struct DoorPartOrderInfo *dpo1 = (struct DoorPartOrderInfo *)object1;
4468 const struct DoorPartOrderInfo *dpo2 = (struct DoorPartOrderInfo *)object2;
4471 if (dpo1->sort_priority != dpo2->sort_priority)
4472 compare_result = dpo1->sort_priority - dpo2->sort_priority;
4474 compare_result = dpo1->nr - dpo2->nr;
4476 return compare_result;
4479 void InitGraphicCompatibilityInfo_Doors()
4485 struct DoorInfo *door;
4489 { DOOR_1, IMG_GFX_DOOR_1_PART_1, IMG_GFX_DOOR_1_PART_8, &door_1 },
4490 { DOOR_2, IMG_GFX_DOOR_2_PART_1, IMG_GFX_DOOR_2_PART_8, &door_2 },
4492 { -1, -1, -1, NULL }
4494 struct Rect door_rect_list[] =
4496 { DX, DY, DXSIZE, DYSIZE },
4497 { VX, VY, VXSIZE, VYSIZE }
4501 for (i = 0; doors[i].door_token != -1; i++)
4503 int door_token = doors[i].door_token;
4504 int door_index = DOOR_INDEX_FROM_TOKEN(door_token);
4505 int part_1 = doors[i].part_1;
4506 int part_8 = doors[i].part_8;
4507 int part_2 = part_1 + 1;
4508 int part_3 = part_1 + 2;
4509 struct DoorInfo *door = doors[i].door;
4510 struct Rect *door_rect = &door_rect_list[door_index];
4511 boolean door_gfx_redefined = FALSE;
4513 /* check if any door part graphic definitions have been redefined */
4515 for (j = 0; door_part_controls[j].door_token != -1; j++)
4517 struct DoorPartControlInfo *dpc = &door_part_controls[j];
4518 struct FileInfo *fi = getImageListEntryFromImageID(dpc->graphic);
4520 if (dpc->door_token == door_token && fi->redefined)
4521 door_gfx_redefined = TRUE;
4524 /* check for old-style door graphic/animation modifications */
4526 if (!door_gfx_redefined)
4528 if (door->anim_mode & ANIM_STATIC_PANEL)
4530 door->panel.step_xoffset = 0;
4531 door->panel.step_yoffset = 0;
4534 if (door->anim_mode & (ANIM_HORIZONTAL | ANIM_VERTICAL))
4536 struct GraphicInfo *g_part_1 = &graphic_info[part_1];
4537 struct GraphicInfo *g_part_2 = &graphic_info[part_2];
4538 int num_door_steps, num_panel_steps;
4540 /* remove door part graphics other than the two default wings */
4542 for (j = 0; door_part_controls[j].door_token != -1; j++)
4544 struct DoorPartControlInfo *dpc = &door_part_controls[j];
4545 struct GraphicInfo *g = &graphic_info[dpc->graphic];
4547 if (dpc->graphic >= part_3 &&
4548 dpc->graphic <= part_8)
4552 /* set graphics and screen positions of the default wings */
4554 g_part_1->width = door_rect->width;
4555 g_part_1->height = door_rect->height;
4556 g_part_2->width = door_rect->width;
4557 g_part_2->height = door_rect->height;
4558 g_part_2->src_x = door_rect->width;
4559 g_part_2->src_y = g_part_1->src_y;
4561 door->part_2.x = door->part_1.x;
4562 door->part_2.y = door->part_1.y;
4564 if (door->width != -1)
4566 g_part_1->width = door->width;
4567 g_part_2->width = door->width;
4569 // special treatment for graphics and screen position of right wing
4570 g_part_2->src_x += door_rect->width - door->width;
4571 door->part_2.x += door_rect->width - door->width;
4574 if (door->height != -1)
4576 g_part_1->height = door->height;
4577 g_part_2->height = door->height;
4579 // special treatment for graphics and screen position of bottom wing
4580 g_part_2->src_y += door_rect->height - door->height;
4581 door->part_2.y += door_rect->height - door->height;
4584 /* set animation delays for the default wings and panels */
4586 door->part_1.step_delay = door->step_delay;
4587 door->part_2.step_delay = door->step_delay;
4588 door->panel.step_delay = door->step_delay;
4590 /* set animation draw order for the default wings */
4592 door->part_1.sort_priority = 2; /* draw left wing over ... */
4593 door->part_2.sort_priority = 1; /* ... right wing */
4595 /* set animation draw offset for the default wings */
4597 if (door->anim_mode & ANIM_HORIZONTAL)
4599 door->part_1.step_xoffset = door->step_offset;
4600 door->part_1.step_yoffset = 0;
4601 door->part_2.step_xoffset = door->step_offset * -1;
4602 door->part_2.step_yoffset = 0;
4604 num_door_steps = g_part_1->width / door->step_offset;
4606 else // ANIM_VERTICAL
4608 door->part_1.step_xoffset = 0;
4609 door->part_1.step_yoffset = door->step_offset;
4610 door->part_2.step_xoffset = 0;
4611 door->part_2.step_yoffset = door->step_offset * -1;
4613 num_door_steps = g_part_1->height / door->step_offset;
4616 /* set animation draw offset for the default panels */
4618 if (door->step_offset > 1)
4620 num_panel_steps = 2 * door_rect->height / door->step_offset;
4621 door->panel.start_step = num_panel_steps - num_door_steps;
4622 door->panel.start_step_closing = door->panel.start_step;
4626 num_panel_steps = door_rect->height / door->step_offset;
4627 door->panel.start_step = num_panel_steps - num_door_steps / 2;
4628 door->panel.start_step_closing = door->panel.start_step;
4629 door->panel.step_delay *= 2;
4640 for (i = 0; door_part_controls[i].door_token != -1; i++)
4642 struct DoorPartControlInfo *dpc = &door_part_controls[i];
4643 struct DoorPartOrderInfo *dpo = &door_part_order[i];
4645 /* initialize "start_step_opening" and "start_step_closing", if needed */
4646 if (dpc->pos->start_step_opening == 0 &&
4647 dpc->pos->start_step_closing == 0)
4649 // dpc->pos->start_step_opening = dpc->pos->start_step;
4650 dpc->pos->start_step_closing = dpc->pos->start_step;
4653 /* fill structure for door part draw order (sorted below) */
4655 dpo->sort_priority = dpc->pos->sort_priority;
4658 /* sort door part controls according to sort_priority and graphic number */
4659 qsort(door_part_order, MAX_DOOR_PARTS,
4660 sizeof(struct DoorPartOrderInfo), compareDoorPartOrderInfo);
4663 unsigned int OpenDoor(unsigned int door_state)
4665 if (door_state & DOOR_COPY_BACK)
4667 if (door_state & DOOR_OPEN_1)
4668 BlitBitmap(bitmap_db_door_1, bitmap_db_door_1,
4669 1 * DXSIZE, 0, DXSIZE, DYSIZE, 0 * DXSIZE, 0);
4671 if (door_state & DOOR_OPEN_2)
4672 BlitBitmap(bitmap_db_door_2, bitmap_db_door_2,
4673 1 * VXSIZE, 0, VXSIZE, VYSIZE, 0 * VXSIZE, 0);
4675 door_state &= ~DOOR_COPY_BACK;
4678 return MoveDoor(door_state);
4681 unsigned int CloseDoor(unsigned int door_state)
4683 unsigned int old_door_state = GetDoorState();
4685 if (!(door_state & DOOR_NO_COPY_BACK))
4687 if (old_door_state & DOOR_OPEN_1)
4688 BlitBitmap(backbuffer, bitmap_db_door_1,
4689 DX, DY, DXSIZE, DYSIZE, 0, 0);
4691 if (old_door_state & DOOR_OPEN_2)
4692 BlitBitmap(backbuffer, bitmap_db_door_2,
4693 VX, VY, VXSIZE, VYSIZE, 0, 0);
4695 door_state &= ~DOOR_NO_COPY_BACK;
4698 return MoveDoor(door_state);
4701 unsigned int GetDoorState()
4703 return MoveDoor(DOOR_GET_STATE);
4706 unsigned int SetDoorState(unsigned int door_state)
4708 return MoveDoor(door_state | DOOR_SET_STATE);
4711 int euclid(int a, int b)
4713 return (b ? euclid(b, a % b) : a);
4716 unsigned int MoveDoor(unsigned int door_state)
4718 struct Rect door_rect_list[] =
4720 { DX, DY, DXSIZE, DYSIZE },
4721 { VX, VY, VXSIZE, VYSIZE }
4723 static int door1 = DOOR_CLOSE_1;
4724 static int door2 = DOOR_CLOSE_2;
4725 unsigned int door_delay = 0;
4726 unsigned int door_delay_value;
4729 if (door_state == DOOR_GET_STATE)
4730 return (door1 | door2);
4732 if (door_state & DOOR_SET_STATE)
4734 if (door_state & DOOR_ACTION_1)
4735 door1 = door_state & DOOR_ACTION_1;
4736 if (door_state & DOOR_ACTION_2)
4737 door2 = door_state & DOOR_ACTION_2;
4739 return (door1 | door2);
4742 if (!(door_state & DOOR_FORCE_REDRAW))
4744 if (door1 == DOOR_OPEN_1 && door_state & DOOR_OPEN_1)
4745 door_state &= ~DOOR_OPEN_1;
4746 else if (door1 == DOOR_CLOSE_1 && door_state & DOOR_CLOSE_1)
4747 door_state &= ~DOOR_CLOSE_1;
4748 if (door2 == DOOR_OPEN_2 && door_state & DOOR_OPEN_2)
4749 door_state &= ~DOOR_OPEN_2;
4750 else if (door2 == DOOR_CLOSE_2 && door_state & DOOR_CLOSE_2)
4751 door_state &= ~DOOR_CLOSE_2;
4754 if (global.autoplay_leveldir)
4756 door_state |= DOOR_NO_DELAY;
4757 door_state &= ~DOOR_CLOSE_ALL;
4760 if (game_status == GAME_MODE_EDITOR)
4761 door_state |= DOOR_NO_DELAY;
4763 if (door_state & DOOR_ACTION)