00001
00002
00005 #include "stdafx.h"
00006 #include "openttd.h"
00007 #include "gfx_func.h"
00008 #include "variables.h"
00009 #include "spritecache.h"
00010 #include "fontcache.h"
00011 #include "genworld.h"
00012 #include "zoom_func.h"
00013 #include "blitter/factory.hpp"
00014 #include "video/video_driver.hpp"
00015 #include "strings_func.h"
00016 #include "settings_type.h"
00017 #include "core/alloc_func.hpp"
00018 #include "core/sort_func.hpp"
00019 #include "landscape_type.h"
00020 #include "network/network_func.h"
00021
00022 #include "table/palettes.h"
00023 #include "table/sprites.h"
00024 #include "table/control_codes.h"
00025
00026 byte _dirkeys;
00027 bool _fullscreen;
00028 CursorVars _cursor;
00029 bool _ctrl_pressed;
00030 bool _shift_pressed;
00031 byte _fast_forward;
00032 bool _left_button_down;
00033 bool _left_button_clicked;
00034 bool _right_button_down;
00035 bool _right_button_clicked;
00036 DrawPixelInfo _screen;
00037 bool _screen_disable_anim = false;
00038 bool _exit_game;
00039 GameMode _game_mode;
00040 SwitchMode _switch_mode;
00041 int8 _pause_game;
00042 int _pal_first_dirty;
00043 int _pal_count_dirty;
00044
00045 Colour _cur_palette[256];
00046 byte _stringwidth_table[FS_END][224];
00047 DrawPixelInfo *_cur_dpi;
00048 byte _colour_gradient[COLOUR_END][8];
00049
00050 static void GfxMainBlitter(const Sprite *sprite, int x, int y, BlitterMode mode, const SubSprite *sub = NULL);
00051 static int ReallyDoDrawString(const char *string, int x, int y, TextColour colour, bool parse_string_also_when_clipped = false);
00052
00053 FontSize _cur_fontsize;
00054 static FontSize _last_fontsize;
00055 static ReusableBuffer<uint8> _cursor_backup;
00056
00064 static Rect _invalid_rect;
00065 static const byte *_colour_remap_ptr;
00066 static byte _string_colourremap[3];
00067
00068 enum {
00069 DIRTY_BLOCK_HEIGHT = 8,
00070 DIRTY_BLOCK_WIDTH = 64,
00071 };
00072 static uint _dirty_bytes_per_line = 0;
00073 static byte *_dirty_blocks = NULL;
00074
00075 void GfxScroll(int left, int top, int width, int height, int xo, int yo)
00076 {
00077 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
00078
00079 if (xo == 0 && yo == 0) return;
00080
00081 if (_cursor.visible) UndrawMouseCursor();
00082
00083 #ifdef ENABLE_NETWORK
00084 NetworkUndrawChatMessage();
00085 #endif
00086
00087 blitter->ScrollBuffer(_screen.dst_ptr, left, top, width, height, xo, yo);
00088
00089 _video_driver->MakeDirty(left, top, width, height);
00090 }
00091
00092
00107 void GfxFillRect(int left, int top, int right, int bottom, int colour, FillRectMode mode)
00108 {
00109 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
00110 const DrawPixelInfo *dpi = _cur_dpi;
00111 void *dst;
00112 const int otop = top;
00113 const int oleft = left;
00114
00115 if (dpi->zoom != ZOOM_LVL_NORMAL) return;
00116 if (left > right || top > bottom) return;
00117 if (right < dpi->left || left >= dpi->left + dpi->width) return;
00118 if (bottom < dpi->top || top >= dpi->top + dpi->height) return;
00119
00120 if ( (left -= dpi->left) < 0) left = 0;
00121 right = right - dpi->left + 1;
00122 if (right > dpi->width) right = dpi->width;
00123 right -= left;
00124 assert(right > 0);
00125
00126 if ( (top -= dpi->top) < 0) top = 0;
00127 bottom = bottom - dpi->top + 1;
00128 if (bottom > dpi->height) bottom = dpi->height;
00129 bottom -= top;
00130 assert(bottom > 0);
00131
00132 dst = blitter->MoveTo(dpi->dst_ptr, left, top);
00133
00134 switch (mode) {
00135 default:
00136 blitter->DrawRect(dst, right, bottom, (uint8)colour);
00137 break;
00138
00139 case FILLRECT_RECOLOUR:
00140 blitter->DrawColourMappingRect(dst, right, bottom, GB(colour, 0, PALETTE_WIDTH));
00141 break;
00142
00143 case FILLRECT_CHECKER: {
00144 byte bo = (oleft - left + dpi->left + otop - top + dpi->top) & 1;
00145 do {
00146 for (int i = (bo ^= 1); i < right; i += 2) blitter->SetPixel(dst, i, 0, (uint8)colour);
00147 dst = blitter->MoveTo(dst, 0, 1);
00148 } while (--bottom > 0);
00149 break;
00150 }
00151 }
00152 }
00153
00154 void GfxDrawLine(int x, int y, int x2, int y2, int colour)
00155 {
00156 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
00157 DrawPixelInfo *dpi = _cur_dpi;
00158
00159 x -= dpi->left;
00160 x2 -= dpi->left;
00161 y -= dpi->top;
00162 y2 -= dpi->top;
00163
00164
00165 if (x < 0 && x2 < 0) return;
00166 if (y < 0 && y2 < 0) return;
00167 if (x > dpi->width && x2 > dpi->width) return;
00168 if (y > dpi->height && y2 > dpi->height) return;
00169
00170 blitter->DrawLine(dpi->dst_ptr, x, y, x2, y2, dpi->width, dpi->height, colour);
00171 }
00172
00173 void GfxDrawLineUnscaled(int x, int y, int x2, int y2, int colour)
00174 {
00175 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
00176 DrawPixelInfo *dpi = _cur_dpi;
00177
00178 x -= dpi->left;
00179 x2 -= dpi->left;
00180 y -= dpi->top;
00181 y2 -= dpi->top;
00182
00183
00184 if (x < 0 && x2 < 0) return;
00185 if (y < 0 && y2 < 0) return;
00186 if (x > dpi->width && x2 > dpi->width) return;
00187 if (y > dpi->height && y2 > dpi->height) return;
00188
00189 blitter->DrawLine(dpi->dst_ptr, UnScaleByZoom(x, dpi->zoom), UnScaleByZoom(y, dpi->zoom),
00190 UnScaleByZoom(x2, dpi->zoom), UnScaleByZoom(y2, dpi->zoom),
00191 UnScaleByZoom(dpi->width, dpi->zoom), UnScaleByZoom(dpi->height, dpi->zoom), colour);
00192 }
00193
00207 void DrawBox(int x, int y, int dx1, int dy1, int dx2, int dy2, int dx3, int dy3)
00208 {
00209
00210
00211
00212
00213
00214
00215
00216
00217
00218
00219
00220
00221
00222
00223
00224 static const byte colour = 255;
00225
00226 GfxDrawLineUnscaled(x, y, x + dx1, y + dy1, colour);
00227 GfxDrawLineUnscaled(x, y, x + dx2, y + dy2, colour);
00228 GfxDrawLineUnscaled(x, y, x + dx3, y + dy3, colour);
00229
00230 GfxDrawLineUnscaled(x + dx1, y + dy1, x + dx1 + dx2, y + dy1 + dy2, colour);
00231 GfxDrawLineUnscaled(x + dx1, y + dy1, x + dx1 + dx3, y + dy1 + dy3, colour);
00232 GfxDrawLineUnscaled(x + dx2, y + dy2, x + dx2 + dx1, y + dy2 + dy1, colour);
00233 GfxDrawLineUnscaled(x + dx2, y + dy2, x + dx2 + dx3, y + dy2 + dy3, colour);
00234 GfxDrawLineUnscaled(x + dx3, y + dy3, x + dx3 + dx1, y + dy3 + dy1, colour);
00235 GfxDrawLineUnscaled(x + dx3, y + dy3, x + dx3 + dx2, y + dy3 + dy2, colour);
00236 }
00237
00242 static void SetColourRemap(TextColour colour)
00243 {
00244 if (colour == TC_INVALID) return;
00245
00246 if (colour & IS_PALETTE_COLOUR) {
00247 _string_colourremap[1] = colour & ~IS_PALETTE_COLOUR;
00248 _string_colourremap[2] = (_use_palette == PAL_DOS) ? 1 : 215;
00249 } else {
00250 _string_colourremap[1] = _string_colourmap[_use_palette][colour].text;
00251 _string_colourremap[2] = _string_colourmap[_use_palette][colour].shadow;
00252 }
00253 _colour_remap_ptr = _string_colourremap;
00254 }
00255
00256 #if !defined(WITH_ICU)
00257 static void HandleBiDiAndArabicShapes(char *text, const char *lastof) {}
00258 #else
00259 #include <unicode/ubidi.h>
00260 #include <unicode/ushape.h>
00261
00290 static void HandleBiDiAndArabicShapes(char *buffer, const char *lastof)
00291 {
00292 UChar input_output[DRAW_STRING_BUFFER];
00293 UChar intermediate[DRAW_STRING_BUFFER];
00294
00295 char *t = buffer;
00296 size_t length = 0;
00297 while (*t != '\0' && length < lengthof(input_output) - 1) {
00298 WChar tmp;
00299 t += Utf8Decode(&tmp, t);
00300 input_output[length++] = tmp;
00301 }
00302 input_output[length] = 0;
00303
00304 UErrorCode err = U_ZERO_ERROR;
00305 UBiDi *para = ubidi_openSized((int32_t)length, 0, &err);
00306 if (para == NULL) return;
00307
00308 ubidi_setPara(para, input_output, (int32_t)length, _dynlang.text_dir == TD_RTL ? UBIDI_DEFAULT_RTL : UBIDI_DEFAULT_LTR, NULL, &err);
00309 ubidi_writeReordered(para, intermediate, (int32_t)length, 0, &err);
00310 length = u_shapeArabic(intermediate, (int32_t)length, input_output, lengthof(input_output), U_SHAPE_TEXT_DIRECTION_VISUAL_LTR | U_SHAPE_LETTERS_SHAPE, &err);
00311 ubidi_close(para);
00312
00313 if (U_FAILURE(err)) return;
00314
00315 t = buffer;
00316 for (size_t i = 0; i < length && t < (lastof - 4); i++) {
00317 t += Utf8Encode(t, input_output[i]);
00318 }
00319 *t = '\0';
00320 }
00321 #endif
00322
00323
00329 static int TruncateString(char *str, int maxw)
00330 {
00331 int w = 0;
00332 FontSize size = _cur_fontsize;
00333 int ddd, ddd_w;
00334
00335 WChar c;
00336 char *ddd_pos;
00337
00338 ddd_w = ddd = GetCharacterWidth(size, '.') * 3;
00339
00340 for (ddd_pos = str; (c = Utf8Consume((const char **)&str)) != '\0'; ) {
00341 if (IsPrintable(c)) {
00342 w += GetCharacterWidth(size, c);
00343
00344 if (w >= maxw) {
00345
00346
00347 for (int i = 0; *ddd_pos != '\0' && i < 3; i++, ddd_pos++) *ddd_pos = '.';
00348 *ddd_pos = '\0';
00349 return ddd_w;
00350 }
00351 } else {
00352 if (c == SCC_SETX) {
00353 w = *str;
00354 str++;
00355 } else if (c == SCC_SETXY) {
00356 w = *str;
00357 str += 2;
00358 } else if (c == SCC_TINYFONT) {
00359 size = FS_SMALL;
00360 ddd = GetCharacterWidth(size, '.') * 3;
00361 } else if (c == SCC_BIGFONT) {
00362 size = FS_LARGE;
00363 ddd = GetCharacterWidth(size, '.') * 3;
00364 }
00365 }
00366
00367
00368 if (w + ddd < maxw) {
00369 ddd_w = w + ddd;
00370 ddd_pos = str;
00371 }
00372 }
00373
00374 return w;
00375 }
00376
00387 static inline int TruncateStringID(StringID src, char *dest, int maxw, const char *last)
00388 {
00389 GetString(dest, src, last);
00390 return TruncateString(dest, maxw);
00391 }
00392
00403 int DrawString(int x, int y, StringID str, TextColour colour)
00404 {
00405 char buffer[DRAW_STRING_BUFFER];
00406
00407 GetString(buffer, str, lastof(buffer));
00408 HandleBiDiAndArabicShapes(buffer, lastof(buffer));
00409 return ReallyDoDrawString(buffer, x, y, colour);
00410 }
00411
00423 int DrawStringTruncated(int x, int y, StringID str, TextColour colour, uint maxw)
00424 {
00425 char buffer[DRAW_STRING_BUFFER];
00426 TruncateStringID(str, buffer, maxw, lastof(buffer));
00427 HandleBiDiAndArabicShapes(buffer, lastof(buffer));
00428 return ReallyDoDrawString(buffer, x, y, colour);
00429 }
00430
00441 int DrawStringRightAligned(int x, int y, StringID str, TextColour colour)
00442 {
00443 char buffer[DRAW_STRING_BUFFER];
00444 int w;
00445
00446 GetString(buffer, str, lastof(buffer));
00447 HandleBiDiAndArabicShapes(buffer, lastof(buffer));
00448
00449 w = GetStringBoundingBox(buffer).width;
00450 ReallyDoDrawString(buffer, x - w, y, colour);
00451
00452 return w;
00453 }
00454
00464 void DrawStringRightAlignedTruncated(int x, int y, StringID str, TextColour colour, uint maxw)
00465 {
00466 char buffer[DRAW_STRING_BUFFER];
00467
00468 TruncateStringID(str, buffer, maxw, lastof(buffer));
00469 HandleBiDiAndArabicShapes(buffer, lastof(buffer));
00470 ReallyDoDrawString(buffer, x - GetStringBoundingBox(buffer).width, y, colour);
00471 }
00472
00481 void DrawStringRightAlignedUnderline(int x, int y, StringID str, TextColour colour)
00482 {
00483 int w = DrawStringRightAligned(x, y, str, colour);
00484 GfxFillRect(x - w, y + 10, x, y + 10, _string_colourremap[1]);
00485 }
00486
00497 int DrawStringCentered(int x, int y, StringID str, TextColour colour)
00498 {
00499 char buffer[DRAW_STRING_BUFFER];
00500 int w;
00501
00502 GetString(buffer, str, lastof(buffer));
00503 HandleBiDiAndArabicShapes(buffer, lastof(buffer));
00504
00505 w = GetStringBoundingBox(buffer).width;
00506 ReallyDoDrawString(buffer, x - w / 2, y, colour);
00507
00508 return w;
00509 }
00510
00522 int DrawStringCenteredTruncated(int xl, int xr, int y, StringID str, TextColour colour)
00523 {
00524 char buffer[DRAW_STRING_BUFFER];
00525 TruncateStringID(str, buffer, xr - xl, lastof(buffer));
00526 HandleBiDiAndArabicShapes(buffer, lastof(buffer));
00527
00528 int w = GetStringBoundingBox(buffer).width;
00529 return ReallyDoDrawString(buffer, (xl + xr - w) / 2, y, colour);
00530 }
00531
00542 int DoDrawStringCentered(int x, int y, const char *str, TextColour colour)
00543 {
00544 char buffer[DRAW_STRING_BUFFER];
00545 strecpy(buffer, str, lastof(buffer));
00546 HandleBiDiAndArabicShapes(buffer, lastof(buffer));
00547
00548 int w = GetStringBoundingBox(buffer).width;
00549 ReallyDoDrawString(buffer, x - w / 2, y, colour);
00550 return w;
00551 }
00552
00561 void DrawStringCenterUnderline(int x, int y, StringID str, TextColour colour)
00562 {
00563 int w = DrawStringCentered(x, y, str, colour);
00564 GfxFillRect(x - (w >> 1), y + 10, x - (w >> 1) + w, y + 10, _string_colourremap[1]);
00565 }
00566
00576 void DrawStringCenterUnderlineTruncated(int xl, int xr, int y, StringID str, TextColour colour)
00577 {
00578 int w = DrawStringCenteredTruncated(xl, xr, y, str, colour);
00579 GfxFillRect((xl + xr - w) / 2, y + 10, (xl + xr + w) / 2, y + 10, _string_colourremap[1]);
00580 }
00581
00600 uint32 FormatStringLinebreaks(char *str, int maxw)
00601 {
00602 FontSize size = _cur_fontsize;
00603 int num = 0;
00604
00605 assert(maxw > 0);
00606
00607 for (;;) {
00608 char *last_space = NULL;
00609 int w = 0;
00610
00611 for (;;) {
00612 WChar c = Utf8Consume((const char **)&str);
00613
00614 if (IsWhitespace(c)) last_space = str;
00615
00616 if (IsPrintable(c)) {
00617 w += GetCharacterWidth(size, c);
00618
00619
00620
00621
00622
00623 if (w > maxw) {
00624 if (last_space == NULL) {
00625 *Utf8PrevChar(str) = '\0';
00626 return num + (size << 16);
00627 }
00628 str = last_space;
00629 break;
00630 }
00631 } else {
00632 switch (c) {
00633 case '\0': return num + (size << 16); break;
00634 case SCC_SETX: str++; break;
00635 case SCC_SETXY: str += 2; break;
00636 case SCC_TINYFONT: size = FS_SMALL; break;
00637 case SCC_BIGFONT: size = FS_LARGE; break;
00638 case '\n': goto end_of_inner_loop;
00639 }
00640 }
00641 }
00642 end_of_inner_loop:
00643
00644
00645
00646 num++;
00647 char *s = Utf8PrevChar(str);
00648 *s++ = '\0';
00649
00650
00651 if (str - s >= 1) {
00652 for (; str[-1] != '\0';) *s++ = *str++;
00653 }
00654 }
00655 }
00656
00657
00664 static int GetMultilineStringHeight(const char *src, int num)
00665 {
00666 int maxy = 0;
00667 int y = 0;
00668 int fh = GetCharacterHeight(_cur_fontsize);
00669
00670 for (;;) {
00671 WChar c = Utf8Consume(&src);
00672
00673 switch (c) {
00674 case 0: y += fh; if (--num < 0) return maxy; break;
00675 case '\n': y += fh; break;
00676 case SCC_SETX: src++; break;
00677 case SCC_SETXY: src++; y = (int)*src++; break;
00678 case SCC_TINYFONT: fh = GetCharacterHeight(FS_SMALL); break;
00679 case SCC_BIGFONT: fh = GetCharacterHeight(FS_LARGE); break;
00680 default: maxy = max<int>(maxy, y + fh); break;
00681 }
00682 }
00683 }
00684
00685
00691 int GetStringHeight(StringID str, int maxw)
00692 {
00693 char buffer[DRAW_STRING_BUFFER];
00694
00695 GetString(buffer, str, lastof(buffer));
00696
00697 uint32 tmp = FormatStringLinebreaks(buffer, maxw);
00698
00699 return GetMultilineStringHeight(buffer, GB(tmp, 0, 16));
00700 }
00701
00702
00708 void DrawStringMultiCenter(int x, int y, StringID str, int maxw)
00709 {
00710 char buffer[DRAW_STRING_BUFFER];
00711 uint32 tmp;
00712 int num, mt;
00713 const char *src;
00714 WChar c;
00715
00716 GetString(buffer, str, lastof(buffer));
00717
00718 tmp = FormatStringLinebreaks(buffer, maxw);
00719 num = GB(tmp, 0, 16);
00720
00721 mt = GetCharacterHeight((FontSize)GB(tmp, 16, 16));
00722
00723 y -= (mt >> 1) * num;
00724
00725 src = buffer;
00726
00727 for (;;) {
00728 char buf2[DRAW_STRING_BUFFER];
00729 strecpy(buf2, src, lastof(buf2));
00730 HandleBiDiAndArabicShapes(buf2, lastof(buf2));
00731 int w = GetStringBoundingBox(buf2).width;
00732 ReallyDoDrawString(buf2, x - (w >> 1), y, TC_FROMSTRING, true);
00733 _cur_fontsize = _last_fontsize;
00734
00735 for (;;) {
00736 c = Utf8Consume(&src);
00737 if (c == 0) {
00738 y += mt;
00739 if (--num < 0) {
00740 _cur_fontsize = FS_NORMAL;
00741 return;
00742 }
00743 break;
00744 } else if (c == SCC_SETX) {
00745 src++;
00746 } else if (c == SCC_SETXY) {
00747 src += 2;
00748 }
00749 }
00750 }
00751 }
00752
00753
00754 uint DrawStringMultiLine(int x, int y, StringID str, int maxw, int maxh)
00755 {
00756 char buffer[DRAW_STRING_BUFFER];
00757 uint32 tmp;
00758 int num, mt;
00759 uint total_height;
00760 const char *src;
00761 WChar c;
00762
00763 GetString(buffer, str, lastof(buffer));
00764
00765 tmp = FormatStringLinebreaks(buffer, maxw);
00766 num = GB(tmp, 0, 16);
00767
00768 mt = GetCharacterHeight((FontSize)GB(tmp, 16, 16));
00769 total_height = (num + 1) * mt;
00770
00771 if (maxh != -1 && (int)total_height > maxh) {
00772
00773 if (maxh < mt) return 0;
00774
00775 num = maxh / mt - 1;
00776 total_height = (num + 1) * mt;
00777 }
00778
00779 src = buffer;
00780
00781 for (;;) {
00782 char buf2[DRAW_STRING_BUFFER];
00783 strecpy(buf2, src, lastof(buf2));
00784 HandleBiDiAndArabicShapes(buf2, lastof(buf2));
00785 ReallyDoDrawString(buf2, x, y, TC_FROMSTRING, true);
00786 _cur_fontsize = _last_fontsize;
00787
00788 for (;;) {
00789 c = Utf8Consume(&src);
00790 if (c == 0) {
00791 y += mt;
00792 if (--num < 0) {
00793 _cur_fontsize = FS_NORMAL;
00794 return total_height;
00795 }
00796 break;
00797 } else if (c == SCC_SETX) {
00798 src++;
00799 } else if (c == SCC_SETXY) {
00800 src += 2;
00801 }
00802 }
00803 }
00804 }
00805
00813 Dimension GetStringBoundingBox(const char *str)
00814 {
00815 FontSize size = _cur_fontsize;
00816 Dimension br;
00817 int max_width;
00818 WChar c;
00819
00820 br.width = br.height = max_width = 0;
00821 for (;;) {
00822 c = Utf8Consume(&str);
00823 if (c == 0) break;
00824 if (IsPrintable(c)) {
00825 br.width += GetCharacterWidth(size, c);
00826 } else {
00827 switch (c) {
00828 case SCC_SETX: br.width += (byte)*str++; break;
00829 case SCC_SETXY:
00830 br.width += (byte)*str++;
00831 br.height += (byte)*str++;
00832 break;
00833 case SCC_TINYFONT: size = FS_SMALL; break;
00834 case SCC_BIGFONT: size = FS_LARGE; break;
00835 case '\n':
00836 br.height += GetCharacterHeight(size);
00837 if (br.width > max_width) max_width = br.width;
00838 br.width = 0;
00839 break;
00840 }
00841 }
00842 }
00843 br.height += GetCharacterHeight(size);
00844
00845 br.width = max(br.width, max_width);
00846 return br;
00847 }
00848
00856 void DrawCharCentered(WChar c, int x, int y, TextColour colour)
00857 {
00858 SetColourRemap(colour);
00859 GfxMainBlitter(GetGlyph(FS_NORMAL, c), x - GetCharacterWidth(FS_NORMAL, c) / 2, y, BM_COLOUR_REMAP);
00860 }
00861
00879 int DoDrawString(const char *string, int x, int y, TextColour colour, bool parse_string_also_when_clipped)
00880 {
00881 char buffer[DRAW_STRING_BUFFER];
00882 strecpy(buffer, string, lastof(buffer));
00883 HandleBiDiAndArabicShapes(buffer, lastof(buffer));
00884
00885 return ReallyDoDrawString(buffer, x, y, colour, parse_string_also_when_clipped);
00886 }
00887
00905 static int ReallyDoDrawString(const char *string, int x, int y, TextColour colour, bool parse_string_also_when_clipped)
00906 {
00907 DrawPixelInfo *dpi = _cur_dpi;
00908 FontSize size = _cur_fontsize;
00909 WChar c;
00910 int xo = x, yo = y;
00911
00912 TextColour previous_colour = colour;
00913
00914 if (!parse_string_also_when_clipped) {
00915
00916
00917 if (x >= dpi->left + dpi->width || y >= dpi->top + dpi->height) return x;
00918
00919 if (colour != TC_INVALID) {
00920 switch_colour:;
00921 SetColourRemap(colour);
00922 }
00923 }
00924
00925 check_bounds:
00926 if (y + 19 <= dpi->top || dpi->top + dpi->height <= y) {
00927 skip_char:;
00928 for (;;) {
00929 c = Utf8Consume(&string);
00930 if (!IsPrintable(c)) goto skip_cont;
00931 }
00932 }
00933
00934 for (;;) {
00935 c = Utf8Consume(&string);
00936 skip_cont:;
00937 if (c == 0) {
00938 _last_fontsize = size;
00939 return x;
00940 }
00941 if (IsPrintable(c)) {
00942 if (x >= dpi->left + dpi->width) goto skip_char;
00943 if (x + 26 >= dpi->left) {
00944 GfxMainBlitter(GetGlyph(size, c), x, y, BM_COLOUR_REMAP);
00945 }
00946 x += GetCharacterWidth(size, c);
00947 } else if (c == '\n') {
00948 x = xo;
00949 y += GetCharacterHeight(size);
00950 goto check_bounds;
00951 } else if (c >= SCC_BLUE && c <= SCC_BLACK) {
00952 previous_colour = colour;
00953 colour = (TextColour)(c - SCC_BLUE);
00954 goto switch_colour;
00955 } else if (c == SCC_PREVIOUS_COLOUR) {
00956 Swap(colour, previous_colour);
00957 goto switch_colour;
00958 } else if (c == SCC_SETX) {
00959 x = xo + (byte)*string++;
00960 } else if (c == SCC_SETXY) {
00961 x = xo + (byte)*string++;
00962 y = yo + (byte)*string++;
00963 } else if (c == SCC_TINYFONT) {
00964 size = FS_SMALL;
00965 } else if (c == SCC_BIGFONT) {
00966 size = FS_LARGE;
00967 } else {
00968 DEBUG(misc, 0, "[utf8] unknown string command character %d", c);
00969 }
00970 }
00971 }
00972
00985 int DoDrawStringTruncated(const char *str, int x, int y, TextColour colour, uint maxw)
00986 {
00987 char buffer[DRAW_STRING_BUFFER];
00988 strecpy(buffer, str, lastof(buffer));
00989 TruncateString(buffer, maxw);
00990 return DoDrawString(buffer, x, y, colour);
00991 }
00992
01001 void DrawSprite(SpriteID img, SpriteID pal, int x, int y, const SubSprite *sub)
01002 {
01003 if (HasBit(img, PALETTE_MODIFIER_TRANSPARENT)) {
01004 _colour_remap_ptr = GetNonSprite(GB(pal, 0, PALETTE_WIDTH), ST_RECOLOUR) + 1;
01005 GfxMainBlitter(GetSprite(GB(img, 0, SPRITE_WIDTH), ST_NORMAL), x, y, BM_TRANSPARENT, sub);
01006 } else if (pal != PAL_NONE) {
01007 _colour_remap_ptr = GetNonSprite(GB(pal, 0, PALETTE_WIDTH), ST_RECOLOUR) + 1;
01008 GfxMainBlitter(GetSprite(GB(img, 0, SPRITE_WIDTH), ST_NORMAL), x, y, BM_COLOUR_REMAP, sub);
01009 } else {
01010 GfxMainBlitter(GetSprite(GB(img, 0, SPRITE_WIDTH), ST_NORMAL), x, y, BM_NORMAL, sub);
01011 }
01012 }
01013
01014 static void GfxMainBlitter(const Sprite *sprite, int x, int y, BlitterMode mode, const SubSprite *sub)
01015 {
01016 const DrawPixelInfo *dpi = _cur_dpi;
01017 Blitter::BlitterParams bp;
01018
01019
01020 int clip_left = (sub != NULL ? max(0, -sprite->x_offs + sub->left ) : 0);
01021 int clip_top = (sub != NULL ? max(0, -sprite->y_offs + sub->top ) : 0);
01022 int clip_right = (sub != NULL ? max(0, sprite->width - (-sprite->x_offs + sub->right + 1)) : 0);
01023 int clip_bottom = (sub != NULL ? max(0, sprite->height - (-sprite->y_offs + sub->bottom + 1)) : 0);
01024
01025 if (clip_left + clip_right >= sprite->width) return;
01026 if (clip_top + clip_bottom >= sprite->height) return;
01027
01028
01029 x += sprite->x_offs;
01030 y += sprite->y_offs;
01031
01032
01033 bp.sprite = sprite->data;
01034 bp.sprite_width = sprite->width;
01035 bp.sprite_height = sprite->height;
01036 bp.width = UnScaleByZoom(sprite->width - clip_left - clip_right, dpi->zoom);
01037 bp.height = UnScaleByZoom(sprite->height - clip_top - clip_bottom, dpi->zoom);
01038 bp.top = 0;
01039 bp.left = 0;
01040 bp.skip_left = UnScaleByZoomLower(clip_left, dpi->zoom);
01041 bp.skip_top = UnScaleByZoomLower(clip_top, dpi->zoom);
01042
01043 x += ScaleByZoom(bp.skip_left, dpi->zoom);
01044 y += ScaleByZoom(bp.skip_top, dpi->zoom);
01045
01046 bp.dst = dpi->dst_ptr;
01047 bp.pitch = dpi->pitch;
01048 bp.remap = _colour_remap_ptr;
01049
01050 assert(sprite->width > 0);
01051 assert(sprite->height > 0);
01052
01053 if (bp.width <= 0) return;
01054 if (bp.height <= 0) return;
01055
01056 y -= dpi->top;
01057
01058 if (y < 0) {
01059 bp.height -= -UnScaleByZoom(y, dpi->zoom);
01060 if (bp.height <= 0) return;
01061 bp.skip_top += -UnScaleByZoom(y, dpi->zoom);
01062 y = 0;
01063 } else {
01064 bp.top = UnScaleByZoom(y, dpi->zoom);
01065 }
01066
01067
01068 y += ScaleByZoom(bp.height, dpi->zoom) - dpi->height;
01069 if (y > 0) {
01070 bp.height -= UnScaleByZoom(y, dpi->zoom);
01071 if (bp.height <= 0) return;
01072 }
01073
01074 x -= dpi->left;
01075
01076 if (x < 0) {
01077 bp.width -= -UnScaleByZoom(x, dpi->zoom);
01078 if (bp.width <= 0) return;
01079 bp.skip_left += -UnScaleByZoom(x, dpi->zoom);
01080 x = 0;
01081 } else {
01082 bp.left = UnScaleByZoom(x, dpi->zoom);
01083 }
01084
01085
01086 x += ScaleByZoom(bp.width, dpi->zoom) - dpi->width;
01087 if (x > 0) {
01088 bp.width -= UnScaleByZoom(x, dpi->zoom);
01089 if (bp.width <= 0) return;
01090 }
01091
01092 assert(bp.skip_left + bp.width <= UnScaleByZoom(sprite->width, dpi->zoom));
01093 assert(bp.skip_top + bp.height <= UnScaleByZoom(sprite->height, dpi->zoom));
01094
01095 BlitterFactoryBase::GetCurrentBlitter()->Draw(&bp, mode, dpi->zoom);
01096 }
01097
01098 void DoPaletteAnimations();
01099
01100 void GfxInitPalettes()
01101 {
01102 memcpy(_cur_palette, _palettes[_use_palette], sizeof(_cur_palette));
01103
01104 DoPaletteAnimations();
01105 _pal_first_dirty = 0;
01106 _pal_count_dirty = 256;
01107 }
01108
01109 #define EXTR(p, q) (((uint16)(_palette_animation_counter * (p)) * (q)) >> 16)
01110 #define EXTR2(p, q) (((uint16)(~_palette_animation_counter * (p)) * (q)) >> 16)
01111
01112 void DoPaletteAnimations()
01113 {
01114 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01115 const Colour *s;
01116 const ExtraPaletteValues *ev = &_extra_palette_values;
01117
01118
01119
01120 const int colour_rotation_amount = (_use_palette == PAL_DOS) ? PALETTE_ANIM_SIZE_DOS : PALETTE_ANIM_SIZE_WIN;
01121 Colour old_val[PALETTE_ANIM_SIZE_DOS];
01122 const int oldval_size = colour_rotation_amount * sizeof(*old_val);
01123 const uint old_tc = _palette_animation_counter;
01124 uint i;
01125 uint j;
01126
01127 if (blitter != NULL && blitter->UsePaletteAnimation() == Blitter::PALETTE_ANIMATION_NONE) {
01128 _palette_animation_counter = 0;
01129 }
01130
01131 Colour *palette_pos = &_cur_palette[PALETTE_ANIM_SIZE_START];
01132
01133
01134 memcpy(old_val, palette_pos, oldval_size);
01135
01136
01137 s = (_settings_game.game_creation.landscape == LT_TOYLAND) ? ev->dark_water_TOY : ev->dark_water;
01138 j = EXTR(320, 5);
01139 for (i = 0; i != 5; i++) {
01140 *palette_pos++ = s[j];
01141 j++;
01142 if (j == 5) j = 0;
01143 }
01144
01145
01146 s = (_settings_game.game_creation.landscape == LT_TOYLAND) ? ev->glitter_water_TOY : ev->glitter_water;
01147 j = EXTR(128, 15);
01148 for (i = 0; i != 5; i++) {
01149 *palette_pos++ = s[j];
01150 j += 3;
01151 if (j >= 15) j -= 15;
01152 }
01153
01154
01155 s = ev->fizzy_drink;
01156 j = EXTR2(512, 5);
01157 for (i = 0; i != 5; i++) {
01158 *palette_pos++ = s[j];
01159 j++;
01160 if (j == 5) j = 0;
01161 }
01162
01163
01164 s = ev->oil_ref;
01165 j = EXTR2(512, 7);
01166 for (i = 0; i != 7; i++) {
01167 *palette_pos++ = s[j];
01168 j++;
01169 if (j == 7) j = 0;
01170 }
01171
01172
01173 {
01174 byte i = (_palette_animation_counter >> 1) & 0x7F;
01175 byte v;
01176
01177 (v = 255, i < 0x3f) ||
01178 (v = 128, i < 0x4A || i >= 0x75) ||
01179 (v = 20);
01180 palette_pos->r = v;
01181 palette_pos->g = 0;
01182 palette_pos->b = 0;
01183 palette_pos++;
01184
01185 i ^= 0x40;
01186 (v = 255, i < 0x3f) ||
01187 (v = 128, i < 0x4A || i >= 0x75) ||
01188 (v = 20);
01189 palette_pos->r = v;
01190 palette_pos->g = 0;
01191 palette_pos->b = 0;
01192 palette_pos++;
01193 }
01194
01195
01196 s = ev->lighthouse;
01197 j = EXTR(256, 4);
01198 for (i = 0; i != 4; i++) {
01199 *palette_pos++ = s[j];
01200 j++;
01201 if (j == 4) j = 0;
01202 }
01203
01204
01205 if (_use_palette == PAL_DOS) {
01206
01207 s = (_settings_game.game_creation.landscape == LT_TOYLAND) ? ev->dark_water_TOY : ev->dark_water;
01208 j = EXTR(320, 5);
01209 for (i = 0; i != 5; i++) {
01210 *palette_pos++ = s[j];
01211 j++;
01212 if (j == 5) j = 0;
01213 }
01214
01215
01216 s = (_settings_game.game_creation.landscape == LT_TOYLAND) ? ev->glitter_water_TOY : ev->glitter_water;
01217 j = EXTR(128, 15);
01218 for (i = 0; i != 5; i++) {
01219 *palette_pos++ = s[j];
01220 j += 3;
01221 if (j >= 15) j -= 15;
01222 }
01223 }
01224
01225 if (blitter != NULL && blitter->UsePaletteAnimation() == Blitter::PALETTE_ANIMATION_NONE) {
01226 _palette_animation_counter = old_tc;
01227 } else {
01228 if (memcmp(old_val, &_cur_palette[PALETTE_ANIM_SIZE_START], oldval_size) != 0) {
01229
01230 _pal_first_dirty = PALETTE_ANIM_SIZE_START;
01231 _pal_count_dirty = colour_rotation_amount;
01232 }
01233 }
01234 }
01235
01236
01238 void LoadStringWidthTable()
01239 {
01240 uint i;
01241
01242
01243 for (i = 0; i != 224; i++) {
01244 _stringwidth_table[FS_NORMAL][i] = GetGlyphWidth(FS_NORMAL, i + 32);
01245 }
01246
01247
01248 for (i = 0; i != 224; i++) {
01249 _stringwidth_table[FS_SMALL][i] = GetGlyphWidth(FS_SMALL, i + 32);
01250 }
01251
01252
01253 for (i = 0; i != 224; i++) {
01254 _stringwidth_table[FS_LARGE][i] = GetGlyphWidth(FS_LARGE, i + 32);
01255 }
01256 }
01257
01264 byte GetCharacterWidth(FontSize size, WChar key)
01265 {
01266
01267 if (key >= 32 && key < 256) return _stringwidth_table[size][key - 32];
01268
01269 return GetGlyphWidth(size, key);
01270 }
01271
01272
01273 void ScreenSizeChanged()
01274 {
01275 _dirty_bytes_per_line = (_screen.width + DIRTY_BLOCK_WIDTH - 1) / DIRTY_BLOCK_WIDTH;
01276 _dirty_blocks = ReallocT<byte>(_dirty_blocks, _dirty_bytes_per_line * ((_screen.height + DIRTY_BLOCK_HEIGHT - 1) / DIRTY_BLOCK_HEIGHT));
01277
01278
01279 if (_invalid_rect.right >= _screen.width) _invalid_rect.right = _screen.width;
01280 if (_invalid_rect.bottom >= _screen.height) _invalid_rect.bottom = _screen.height;
01281
01282
01283 _cursor.visible = false;
01284 }
01285
01286 void UndrawMouseCursor()
01287 {
01288 if (_cursor.visible) {
01289 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01290 _cursor.visible = false;
01291 blitter->CopyFromBuffer(blitter->MoveTo(_screen.dst_ptr, _cursor.draw_pos.x, _cursor.draw_pos.y), _cursor_backup.GetBuffer(), _cursor.draw_size.x, _cursor.draw_size.y);
01292 _video_driver->MakeDirty(_cursor.draw_pos.x, _cursor.draw_pos.y, _cursor.draw_size.x, _cursor.draw_size.y);
01293 }
01294 }
01295
01296 void DrawMouseCursor()
01297 {
01298 #if defined(WINCE)
01299
01300 return;
01301 #endif
01302
01303 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01304 int x;
01305 int y;
01306 int w;
01307 int h;
01308
01309
01310 if (!_cursor.in_window) return;
01311
01312
01313 if (_cursor.visible) {
01314 if (!_cursor.dirty) return;
01315 UndrawMouseCursor();
01316 }
01317
01318 w = _cursor.size.x;
01319 x = _cursor.pos.x + _cursor.offs.x + _cursor.short_vehicle_offset;
01320 if (x < 0) {
01321 w += x;
01322 x = 0;
01323 }
01324 if (w > _screen.width - x) w = _screen.width - x;
01325 if (w <= 0) return;
01326 _cursor.draw_pos.x = x;
01327 _cursor.draw_size.x = w;
01328
01329 h = _cursor.size.y;
01330 y = _cursor.pos.y + _cursor.offs.y;
01331 if (y < 0) {
01332 h += y;
01333 y = 0;
01334 }
01335 if (h > _screen.height - y) h = _screen.height - y;
01336 if (h <= 0) return;
01337 _cursor.draw_pos.y = y;
01338 _cursor.draw_size.y = h;
01339
01340 uint8 *buffer = _cursor_backup.Allocate(blitter->BufferSize(w, h));
01341
01342
01343 blitter->CopyToBuffer(blitter->MoveTo(_screen.dst_ptr, _cursor.draw_pos.x, _cursor.draw_pos.y), buffer, _cursor.draw_size.x, _cursor.draw_size.y);
01344
01345
01346 _cur_dpi = &_screen;
01347 DrawSprite(_cursor.sprite, _cursor.pal, _cursor.pos.x + _cursor.short_vehicle_offset, _cursor.pos.y);
01348
01349 _video_driver->MakeDirty(_cursor.draw_pos.x, _cursor.draw_pos.y, _cursor.draw_size.x, _cursor.draw_size.y);
01350
01351 _cursor.visible = true;
01352 _cursor.dirty = false;
01353 }
01354
01355 void RedrawScreenRect(int left, int top, int right, int bottom)
01356 {
01357 assert(right <= _screen.width && bottom <= _screen.height);
01358 if (_cursor.visible) {
01359 if (right > _cursor.draw_pos.x &&
01360 left < _cursor.draw_pos.x + _cursor.draw_size.x &&
01361 bottom > _cursor.draw_pos.y &&
01362 top < _cursor.draw_pos.y + _cursor.draw_size.y) {
01363 UndrawMouseCursor();
01364 }
01365 }
01366
01367 #ifdef ENABLE_NETWORK
01368 NetworkUndrawChatMessage();
01369 #endif
01370
01371 DrawOverlappedWindowForAll(left, top, right, bottom);
01372
01373 _video_driver->MakeDirty(left, top, right - left, bottom - top);
01374 }
01375
01381 void DrawDirtyBlocks()
01382 {
01383 byte *b = _dirty_blocks;
01384 const int w = Align(_screen.width, DIRTY_BLOCK_WIDTH);
01385 const int h = Align(_screen.height, DIRTY_BLOCK_HEIGHT);
01386 int x;
01387 int y;
01388
01389 if (IsGeneratingWorld() && !IsGeneratingWorldReadyForPaint()) return;
01390
01391 y = 0;
01392 do {
01393 x = 0;
01394 do {
01395 if (*b != 0) {
01396 int left;
01397 int top;
01398 int right = x + DIRTY_BLOCK_WIDTH;
01399 int bottom = y;
01400 byte *p = b;
01401 int h2;
01402
01403
01404 do {
01405 *p = 0;
01406 p += _dirty_bytes_per_line;
01407 bottom += DIRTY_BLOCK_HEIGHT;
01408 } while (bottom != h && *p != 0);
01409
01410
01411 h2 = (bottom - y) / DIRTY_BLOCK_HEIGHT;
01412 assert(h2 > 0);
01413 p = b;
01414
01415 while (right != w) {
01416 byte *p2 = ++p;
01417 int h = h2;
01418
01419 do {
01420 if (!*p2) goto no_more_coalesc;
01421 p2 += _dirty_bytes_per_line;
01422 } while (--h != 0);
01423
01424
01425
01426 right += DIRTY_BLOCK_WIDTH;
01427
01428 h = h2;
01429 p2 = p;
01430 do {
01431 *p2 = 0;
01432 p2 += _dirty_bytes_per_line;
01433 } while (--h != 0);
01434 }
01435 no_more_coalesc:
01436
01437 left = x;
01438 top = y;
01439
01440 if (left < _invalid_rect.left ) left = _invalid_rect.left;
01441 if (top < _invalid_rect.top ) top = _invalid_rect.top;
01442 if (right > _invalid_rect.right ) right = _invalid_rect.right;
01443 if (bottom > _invalid_rect.bottom) bottom = _invalid_rect.bottom;
01444
01445 if (left < right && top < bottom) {
01446 RedrawScreenRect(left, top, right, bottom);
01447 }
01448
01449 }
01450 } while (b++, (x += DIRTY_BLOCK_WIDTH) != w);
01451 } while (b += -(w / DIRTY_BLOCK_WIDTH) + _dirty_bytes_per_line, (y += DIRTY_BLOCK_HEIGHT) != h);
01452
01453 _invalid_rect.left = w;
01454 _invalid_rect.top = h;
01455 _invalid_rect.right = 0;
01456 _invalid_rect.bottom = 0;
01457
01458
01459
01460 if (IsGeneratingWorld() && IsGeneratingWorldReadyForPaint()) {
01461 SetGeneratingWorldPaintStatus(false);
01462 }
01463 }
01464
01480 void SetDirtyBlocks(int left, int top, int right, int bottom)
01481 {
01482 byte *b;
01483 int width;
01484 int height;
01485
01486 if (left < 0) left = 0;
01487 if (top < 0) top = 0;
01488 if (right > _screen.width) right = _screen.width;
01489 if (bottom > _screen.height) bottom = _screen.height;
01490
01491 if (left >= right || top >= bottom) return;
01492
01493 if (left < _invalid_rect.left ) _invalid_rect.left = left;
01494 if (top < _invalid_rect.top ) _invalid_rect.top = top;
01495 if (right > _invalid_rect.right ) _invalid_rect.right = right;
01496 if (bottom > _invalid_rect.bottom) _invalid_rect.bottom = bottom;
01497
01498 left /= DIRTY_BLOCK_WIDTH;
01499 top /= DIRTY_BLOCK_HEIGHT;
01500
01501 b = _dirty_blocks + top * _dirty_bytes_per_line + left;
01502
01503 width = ((right - 1) / DIRTY_BLOCK_WIDTH) - left + 1;
01504 height = ((bottom - 1) / DIRTY_BLOCK_HEIGHT) - top + 1;
01505
01506 assert(width > 0 && height > 0);
01507
01508 do {
01509 int i = width;
01510
01511 do b[--i] = 0xFF; while (i);
01512
01513 b += _dirty_bytes_per_line;
01514 } while (--height != 0);
01515 }
01516
01522 void MarkWholeScreenDirty()
01523 {
01524 SetDirtyBlocks(0, 0, _screen.width, _screen.height);
01525 }
01526
01539 bool FillDrawPixelInfo(DrawPixelInfo *n, int left, int top, int width, int height)
01540 {
01541 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01542 const DrawPixelInfo *o = _cur_dpi;
01543
01544 n->zoom = ZOOM_LVL_NORMAL;
01545
01546 assert(width > 0);
01547 assert(height > 0);
01548
01549 if ((left -= o->left) < 0) {
01550 width += left;
01551 if (width <= 0) return false;
01552 n->left = -left;
01553 left = 0;
01554 } else {
01555 n->left = 0;
01556 }
01557
01558 if (width > o->width - left) {
01559 width = o->width - left;
01560 if (width <= 0) return false;
01561 }
01562 n->width = width;
01563
01564 if ((top -= o->top) < 0) {
01565 height += top;
01566 if (height <= 0) return false;
01567 n->top = -top;
01568 top = 0;
01569 } else {
01570 n->top = 0;
01571 }
01572
01573 n->dst_ptr = blitter->MoveTo(o->dst_ptr, left, top);
01574 n->pitch = o->pitch;
01575
01576 if (height > o->height - top) {
01577 height = o->height - top;
01578 if (height <= 0) return false;
01579 }
01580 n->height = height;
01581
01582 return true;
01583 }
01584
01585 static void SetCursorSprite(SpriteID cursor, SpriteID pal)
01586 {
01587 CursorVars *cv = &_cursor;
01588 const Sprite *p;
01589
01590 if (cv->sprite == cursor) return;
01591
01592 p = GetSprite(GB(cursor, 0, SPRITE_WIDTH), ST_NORMAL);
01593 cv->sprite = cursor;
01594 cv->pal = pal;
01595 cv->size.y = p->height;
01596 cv->size.x = p->width;
01597 cv->offs.x = p->x_offs;
01598 cv->offs.y = p->y_offs;
01599
01600 cv->dirty = true;
01601 cv->short_vehicle_offset = 0;
01602 }
01603
01604 static void SwitchAnimatedCursor()
01605 {
01606 const AnimCursor *cur = _cursor.animate_cur;
01607
01608 if (cur == NULL || cur->sprite == AnimCursor::LAST) cur = _cursor.animate_list;
01609
01610 SetCursorSprite(cur->sprite, _cursor.pal);
01611
01612 _cursor.animate_timeout = cur->display_time;
01613 _cursor.animate_cur = cur + 1;
01614 }
01615
01616 void CursorTick()
01617 {
01618 if (_cursor.animate_timeout != 0 && --_cursor.animate_timeout == 0)
01619 SwitchAnimatedCursor();
01620 }
01621
01622 void SetMouseCursor(SpriteID sprite, SpriteID pal)
01623 {
01624
01625 _cursor.animate_timeout = 0;
01626
01627 SetCursorSprite(sprite, pal);
01628 }
01629
01630 void SetAnimatedMouseCursor(const AnimCursor *table)
01631 {
01632 _cursor.animate_list = table;
01633 _cursor.animate_cur = NULL;
01634 _cursor.pal = PAL_NONE;
01635 SwitchAnimatedCursor();
01636 }
01637
01638 bool ChangeResInGame(int width, int height)
01639 {
01640 return (_screen.width == width && _screen.height == height) || _video_driver->ChangeResolution(width, height);
01641 }
01642
01643 bool ToggleFullScreen(bool fs)
01644 {
01645 bool result = _video_driver->ToggleFullscreen(fs);
01646 if (_fullscreen != fs && _num_resolutions == 0) {
01647 DEBUG(driver, 0, "Could not find a suitable fullscreen resolution");
01648 }
01649 return result;
01650 }
01651
01652 static int CDECL compare_res(const Dimension *pa, const Dimension *pb)
01653 {
01654 int x = pa->width - pb->width;
01655 if (x != 0) return x;
01656 return pa->height - pb->height;
01657 }
01658
01659 void SortResolutions(int count)
01660 {
01661 QSortT(_resolutions, count, &compare_res);
01662 }