+ dst_x += (preview_width - real_preview_xsize * tile_size) / 2;
+ dst_y += (preview_height - real_preview_ysize * tile_size) / 2;
+
+ for (x = 0; x < real_preview_xsize; x++)
+ {
+ for (y = 0; y < real_preview_ysize; y++)
+ {
+ int lx = from_x + x + (show_level_border ? -1 : 0);
+ int ly = from_y + y + (show_level_border ? -1 : 0);
+ int element = (IN_LEV_FIELD(lx, ly) ? level.field[lx][ly] :
+ getBorderElement(lx, ly));
+
+ DrawPreviewElement(dst_x + x * tile_size, dst_y + y * tile_size,
+ element, tile_size);
+ }
+ }
+
+ redraw_mask |= REDRAW_MICROLEVEL;
+}
+
+#define MICROLABEL_EMPTY 0
+#define MICROLABEL_LEVEL_NAME 1
+#define MICROLABEL_LEVEL_AUTHOR_HEAD 2
+#define MICROLABEL_LEVEL_AUTHOR 3
+#define MICROLABEL_IMPORTED_FROM_HEAD 4
+#define MICROLABEL_IMPORTED_FROM 5
+#define MICROLABEL_IMPORTED_BY_HEAD 6
+#define MICROLABEL_IMPORTED_BY 7
+
+static int getMaxTextLength(struct TextPosInfo *pos, int font_nr)
+{
+ int max_text_width = SXSIZE;
+ int font_width = getFontWidth(font_nr);
+
+ if (pos->align == ALIGN_CENTER)
+ max_text_width = (pos->x < SXSIZE / 2 ? pos->x * 2 : (SXSIZE - pos->x) * 2);
+ else if (pos->align == ALIGN_RIGHT)
+ max_text_width = pos->x;
+ else
+ max_text_width = SXSIZE - pos->x;
+
+ return max_text_width / font_width;
+}
+
+static void DrawPreviewLevelLabelExt(int mode)
+{
+ struct TextPosInfo *pos = &menu.main.text.level_info_2;
+ char label_text[MAX_OUTPUT_LINESIZE + 1];
+ int max_len_label_text;
+#if 1
+ int font_nr = pos->font;
+ int i;
+
+ if (mode == MICROLABEL_LEVEL_AUTHOR_HEAD ||
+ mode == MICROLABEL_IMPORTED_FROM_HEAD ||
+ mode == MICROLABEL_IMPORTED_BY_HEAD)
+ font_nr = pos->font_alt;
+#else
+ int font_nr = FONT_TEXT_2;
+ int i;
+
+ if (mode == MICROLABEL_LEVEL_AUTHOR_HEAD ||
+ mode == MICROLABEL_IMPORTED_FROM_HEAD ||
+ mode == MICROLABEL_IMPORTED_BY_HEAD)
+ font_nr = FONT_TEXT_3;
+#endif
+
+#if 1
+ max_len_label_text = getMaxTextLength(pos, font_nr);
+#else
+ max_len_label_text = SXSIZE / getFontWidth(font_nr);
+#endif
+
+#if 1
+ if (pos->size != -1)
+ max_len_label_text = pos->size;
+#endif
+
+ for (i = 0; i < max_len_label_text; i++)
+ label_text[i] = ' ';
+ label_text[max_len_label_text] = '\0';
+
+ if (strlen(label_text) > 0)
+ {
+#if 1
+ DrawTextSAligned(pos->x, pos->y, label_text, font_nr, pos->align);
+#else
+ int lxpos = SX + (SXSIZE - getTextWidth(label_text, font_nr)) / 2;
+ int lypos = MICROLABEL2_YPOS;
+
+ DrawText(lxpos, lypos, label_text, font_nr);
+#endif
+ }
+
+ strncpy(label_text,
+ (mode == MICROLABEL_LEVEL_NAME ? level.name :
+ mode == MICROLABEL_LEVEL_AUTHOR_HEAD ? "created by" :
+ mode == MICROLABEL_LEVEL_AUTHOR ? level.author :
+ mode == MICROLABEL_IMPORTED_FROM_HEAD ? "imported from" :
+ mode == MICROLABEL_IMPORTED_FROM ? leveldir_current->imported_from :
+ mode == MICROLABEL_IMPORTED_BY_HEAD ? "imported by" :
+ mode == MICROLABEL_IMPORTED_BY ? leveldir_current->imported_by :""),
+ max_len_label_text);
+ label_text[max_len_label_text] = '\0';
+
+ if (strlen(label_text) > 0)
+ {
+#if 1
+ DrawTextSAligned(pos->x, pos->y, label_text, font_nr, pos->align);
+#else
+ int lxpos = SX + (SXSIZE - getTextWidth(label_text, font_nr)) / 2;
+ int lypos = MICROLABEL2_YPOS;
+
+ DrawText(lxpos, lypos, label_text, font_nr);
+#endif
+ }
+
+ redraw_mask |= REDRAW_MICROLEVEL;
+}
+
+static void DrawPreviewLevelExt(boolean restart)
+{
+ static unsigned int scroll_delay = 0;
+ static unsigned int label_delay = 0;
+ static int from_x, from_y, scroll_direction;
+ static int label_state, label_counter;
+ unsigned int scroll_delay_value = preview.step_delay;
+ boolean show_level_border = (BorderElement != EL_EMPTY);
+ int level_xsize = lev_fieldx + (show_level_border ? 2 : 0);
+ int level_ysize = lev_fieldy + (show_level_border ? 2 : 0);
+ int last_game_status = game_status; /* save current game status */
+
+#if 0
+ /* force PREVIEW font on preview level */
+ game_status = GAME_MODE_PSEUDO_PREVIEW;
+#endif
+
+ if (restart)
+ {
+ from_x = 0;
+ from_y = 0;
+
+ if (preview.anim_mode == ANIM_CENTERED)
+ {
+ if (level_xsize > preview.xsize)
+ from_x = (level_xsize - preview.xsize) / 2;
+ if (level_ysize > preview.ysize)
+ from_y = (level_ysize - preview.ysize) / 2;
+ }
+
+ from_x += preview.xoffset;
+ from_y += preview.yoffset;
+
+ scroll_direction = MV_RIGHT;
+ label_state = 1;
+ label_counter = 0;
+
+ DrawPreviewLevelPlayfieldExt(from_x, from_y);
+ DrawPreviewLevelLabelExt(label_state);
+
+ /* initialize delay counters */
+ DelayReached(&scroll_delay, 0);
+ DelayReached(&label_delay, 0);
+
+ if (leveldir_current->name)
+ {
+ struct TextPosInfo *pos = &menu.main.text.level_info_1;
+ char label_text[MAX_OUTPUT_LINESIZE + 1];
+#if 1
+ int font_nr = pos->font;
+#else
+ int font_nr = FONT_TEXT_1;
+#endif
+#if 1
+ int max_len_label_text = getMaxTextLength(pos, font_nr);
+#else
+ int max_len_label_text = SXSIZE / getFontWidth(font_nr);
+#endif
+#if 0
+ int text_width;
+ int lxpos, lypos;
+#endif
+
+#if 1
+ if (pos->size != -1)
+ max_len_label_text = pos->size;
+#endif
+
+ strncpy(label_text, leveldir_current->name, max_len_label_text);
+ label_text[max_len_label_text] = '\0';
+
+#if 1
+ DrawTextSAligned(pos->x, pos->y, label_text, font_nr, pos->align);
+#else
+ lxpos = SX + (SXSIZE - getTextWidth(label_text, font_nr)) / 2;
+ lypos = SY + MICROLABEL1_YPOS;
+
+ DrawText(lxpos, lypos, label_text, font_nr);
+#endif
+ }
+
+ game_status = last_game_status; /* restore current game status */
+
+ return;
+ }
+
+ /* scroll preview level, if needed */
+ if (preview.anim_mode != ANIM_NONE &&
+ (level_xsize > preview.xsize || level_ysize > preview.ysize) &&
+ DelayReached(&scroll_delay, scroll_delay_value))
+ {
+ switch (scroll_direction)
+ {
+ case MV_LEFT:
+ if (from_x > 0)
+ {
+ from_x -= preview.step_offset;
+ from_x = (from_x < 0 ? 0 : from_x);
+ }
+ else
+ scroll_direction = MV_UP;
+ break;
+
+ case MV_RIGHT:
+ if (from_x < level_xsize - preview.xsize)
+ {
+ from_x += preview.step_offset;
+ from_x = (from_x > level_xsize - preview.xsize ?
+ level_xsize - preview.xsize : from_x);
+ }
+ else
+ scroll_direction = MV_DOWN;
+ break;
+
+ case MV_UP:
+ if (from_y > 0)
+ {
+ from_y -= preview.step_offset;
+ from_y = (from_y < 0 ? 0 : from_y);
+ }
+ else
+ scroll_direction = MV_RIGHT;
+ break;
+
+ case MV_DOWN:
+ if (from_y < level_ysize - preview.ysize)
+ {
+ from_y += preview.step_offset;
+ from_y = (from_y > level_ysize - preview.ysize ?
+ level_ysize - preview.ysize : from_y);
+ }
+ else
+ scroll_direction = MV_LEFT;
+ break;
+
+ default:
+ break;
+ }
+
+ DrawPreviewLevelPlayfieldExt(from_x, from_y);
+ }
+
+ /* !!! THIS ALL SUCKS -- SHOULD BE CLEANLY REWRITTEN !!! */
+ /* redraw micro level label, if needed */
+ if (!strEqual(level.name, NAMELESS_LEVEL_NAME) &&
+ !strEqual(level.author, ANONYMOUS_NAME) &&
+ !strEqual(level.author, leveldir_current->name) &&
+ DelayReached(&label_delay, MICROLEVEL_LABEL_DELAY))
+ {
+ int max_label_counter = 23;
+
+ if (leveldir_current->imported_from != NULL &&
+ strlen(leveldir_current->imported_from) > 0)
+ max_label_counter += 14;
+ if (leveldir_current->imported_by != NULL &&
+ strlen(leveldir_current->imported_by) > 0)
+ max_label_counter += 14;
+
+ label_counter = (label_counter + 1) % max_label_counter;
+ label_state = (label_counter >= 0 && label_counter <= 7 ?
+ MICROLABEL_LEVEL_NAME :
+ label_counter >= 9 && label_counter <= 12 ?
+ MICROLABEL_LEVEL_AUTHOR_HEAD :
+ label_counter >= 14 && label_counter <= 21 ?
+ MICROLABEL_LEVEL_AUTHOR :
+ label_counter >= 23 && label_counter <= 26 ?
+ MICROLABEL_IMPORTED_FROM_HEAD :
+ label_counter >= 28 && label_counter <= 35 ?
+ MICROLABEL_IMPORTED_FROM :
+ label_counter >= 37 && label_counter <= 40 ?
+ MICROLABEL_IMPORTED_BY_HEAD :
+ label_counter >= 42 && label_counter <= 49 ?
+ MICROLABEL_IMPORTED_BY : MICROLABEL_EMPTY);
+
+ if (leveldir_current->imported_from == NULL &&
+ (label_state == MICROLABEL_IMPORTED_FROM_HEAD ||
+ label_state == MICROLABEL_IMPORTED_FROM))
+ label_state = (label_state == MICROLABEL_IMPORTED_FROM_HEAD ?
+ MICROLABEL_IMPORTED_BY_HEAD : MICROLABEL_IMPORTED_BY);
+
+ DrawPreviewLevelLabelExt(label_state);
+ }
+
+ game_status = last_game_status; /* restore current game status */
+}
+
+void DrawPreviewLevelInitial()
+{
+ DrawPreviewLevelExt(TRUE);
+}
+
+void DrawPreviewLevelAnimation()
+{
+ DrawPreviewLevelExt(FALSE);
+}
+
+inline void DrawGraphicAnimationExt(DrawBuffer *dst_bitmap, int x, int y,
+ int graphic, int sync_frame, int mask_mode)
+{
+ int frame = getGraphicAnimationFrame(graphic, sync_frame);
+
+ if (mask_mode == USE_MASKING)
+ DrawGraphicThruMaskExt(dst_bitmap, x, y, graphic, frame);
+ else
+ DrawGraphicExt(dst_bitmap, x, y, graphic, frame);
+}
+
+inline void DrawFixedGraphicAnimationExt(DrawBuffer *dst_bitmap, int x, int y,
+ int graphic, int sync_frame,
+ int mask_mode)
+{
+ int frame = getGraphicAnimationFrame(graphic, sync_frame);
+
+ if (mask_mode == USE_MASKING)
+ DrawFixedGraphicThruMaskExt(dst_bitmap, x, y, graphic, frame);
+ else
+ DrawFixedGraphicExt(dst_bitmap, x, y, graphic, frame);
+}
+
+inline void DrawGraphicAnimation(int x, int y, int graphic)
+{
+ int lx = LEVELX(x), ly = LEVELY(y);
+
+ if (!IN_SCR_FIELD(x, y))
+ return;
+
+#if NEW_TILESIZE
+ DrawGraphicAnimationExt(drawto_field, FX + x * TILEX_VAR, FY + y * TILEY_VAR,
+ graphic, GfxFrame[lx][ly], NO_MASKING);
+#else
+ DrawGraphicAnimationExt(drawto_field, FX + x * TILEX, FY + y * TILEY,
+ graphic, GfxFrame[lx][ly], NO_MASKING);
+#endif
+ MarkTileDirty(x, y);
+}
+
+inline void DrawFixedGraphicAnimation(int x, int y, int graphic)
+{
+ int lx = LEVELX(x), ly = LEVELY(y);
+
+ if (!IN_SCR_FIELD(x, y))
+ return;
+
+ DrawGraphicAnimationExt(drawto_field, FX + x * TILEX, FY + y * TILEY,
+ graphic, GfxFrame[lx][ly], NO_MASKING);
+ MarkTileDirty(x, y);
+}
+
+void DrawLevelGraphicAnimation(int x, int y, int graphic)
+{
+ DrawGraphicAnimation(SCREENX(x), SCREENY(y), graphic);
+}
+
+void DrawLevelElementAnimation(int x, int y, int element)
+{
+ int graphic = el_act_dir2img(element, GfxAction[x][y], GfxDir[x][y]);
+
+ DrawGraphicAnimation(SCREENX(x), SCREENY(y), graphic);
+}
+
+inline void DrawLevelGraphicAnimationIfNeeded(int x, int y, int graphic)
+{
+ int sx = SCREENX(x), sy = SCREENY(y);
+
+ if (!IN_LEV_FIELD(x, y) || !IN_SCR_FIELD(sx, sy))
+ return;
+
+ if (!IS_NEW_FRAME(GfxFrame[x][y], graphic))
+ return;
+
+ DrawGraphicAnimation(sx, sy, graphic);
+
+#if 1
+ if (GFX_CRUMBLED(TILE_GFX_ELEMENT(x, y)))
+ DrawLevelFieldCrumbled(x, y);
+#else
+ if (GFX_CRUMBLED(Feld[x][y]))
+ DrawLevelFieldCrumbled(x, y);
+#endif
+}
+
+void DrawLevelElementAnimationIfNeeded(int x, int y, int element)
+{
+ int sx = SCREENX(x), sy = SCREENY(y);
+ int graphic;
+
+ if (!IN_LEV_FIELD(x, y) || !IN_SCR_FIELD(sx, sy))
+ return;
+
+ graphic = el_act_dir2img(element, GfxAction[x][y], GfxDir[x][y]);
+
+ if (!IS_NEW_FRAME(GfxFrame[x][y], graphic))
+ return;
+
+ DrawGraphicAnimation(sx, sy, graphic);
+
+ if (GFX_CRUMBLED(element))
+ DrawLevelFieldCrumbled(x, y);
+}
+
+static int getPlayerGraphic(struct PlayerInfo *player, int move_dir)
+{
+ if (player->use_murphy)
+ {
+ /* this works only because currently only one player can be "murphy" ... */
+ static int last_horizontal_dir = MV_LEFT;
+ int graphic = el_act_dir2img(EL_SP_MURPHY, player->GfxAction, move_dir);
+
+ if (move_dir == MV_LEFT || move_dir == MV_RIGHT)
+ last_horizontal_dir = move_dir;
+
+ if (graphic == IMG_SP_MURPHY) /* undefined => use special graphic */
+ {
+ int direction = (player->is_snapping ? move_dir : last_horizontal_dir);
+
+ graphic = el_act_dir2img(EL_SP_MURPHY, player->GfxAction, direction);
+ }
+
+ return graphic;
+ }
+ else
+ return el_act_dir2img(player->artwork_element, player->GfxAction,move_dir);
+}
+
+static boolean equalGraphics(int graphic1, int graphic2)
+{
+ struct GraphicInfo *g1 = &graphic_info[graphic1];
+ struct GraphicInfo *g2 = &graphic_info[graphic2];
+
+ return (g1->bitmap == g2->bitmap &&
+ g1->src_x == g2->src_x &&
+ g1->src_y == g2->src_y &&
+ g1->anim_frames == g2->anim_frames &&
+ g1->anim_delay == g2->anim_delay &&
+ g1->anim_mode == g2->anim_mode);
+}
+
+void DrawAllPlayers()
+{
+ int i;
+
+ for (i = 0; i < MAX_PLAYERS; i++)
+ if (stored_player[i].active)
+ DrawPlayer(&stored_player[i]);
+}
+
+void DrawPlayerField(int x, int y)
+{
+ if (!IS_PLAYER(x, y))
+ return;
+
+ DrawPlayer(PLAYERINFO(x, y));
+}
+
+#define DRAW_PLAYER_OVER_PUSHED_ELEMENT 1
+
+void DrawPlayer(struct PlayerInfo *player)
+{
+ int jx = player->jx;
+ int jy = player->jy;
+ int move_dir = player->MovDir;
+ int dx = (move_dir == MV_LEFT ? -1 : move_dir == MV_RIGHT ? +1 : 0);
+ int dy = (move_dir == MV_UP ? -1 : move_dir == MV_DOWN ? +1 : 0);