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 #include "thread.h"
00022
00023 #include "table/palettes.h"
00024 #include "table/sprites.h"
00025 #include "table/control_codes.h"
00026
00027 byte _dirkeys;
00028 bool _fullscreen;
00029 CursorVars _cursor;
00030 bool _ctrl_pressed;
00031 bool _shift_pressed;
00032 byte _fast_forward;
00033 bool _left_button_down;
00034 bool _left_button_clicked;
00035 bool _right_button_down;
00036 bool _right_button_clicked;
00037 DrawPixelInfo _screen;
00038 bool _screen_disable_anim = false;
00039 bool _exit_game;
00040 GameMode _game_mode;
00041 SwitchMode _switch_mode;
00042 int8 _pause_game;
00043 int _pal_first_dirty;
00044 int _pal_count_dirty;
00045
00046 Colour _cur_palette[256];
00047 byte _stringwidth_table[FS_END][224];
00048 DrawPixelInfo *_cur_dpi;
00049 byte _colour_gradient[COLOUR_END][8];
00050
00051 static void GfxMainBlitter(const Sprite *sprite, int x, int y, BlitterMode mode, const SubSprite *sub = NULL);
00052 static int ReallyDoDrawString(const char *string, int x, int y, TextColour colour, bool parse_string_also_when_clipped = false);
00053
00054 FontSize _cur_fontsize;
00055 static FontSize _last_fontsize;
00056 static ReusableBuffer<uint8> _cursor_backup;
00057
00065 static Rect _invalid_rect;
00066 static const byte *_colour_remap_ptr;
00067 static byte _string_colourremap[3];
00068
00069 enum {
00070 DIRTY_BLOCK_HEIGHT = 8,
00071 DIRTY_BLOCK_WIDTH = 64,
00072 };
00073 static uint _dirty_bytes_per_line = 0;
00074 static byte *_dirty_blocks = NULL;
00075
00076 void GfxScroll(int left, int top, int width, int height, int xo, int yo)
00077 {
00078 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
00079
00080 if (xo == 0 && yo == 0) return;
00081
00082 if (_cursor.visible) UndrawMouseCursor();
00083
00084 #ifdef ENABLE_NETWORK
00085 NetworkUndrawChatMessage();
00086 #endif
00087
00088 blitter->ScrollBuffer(_screen.dst_ptr, left, top, width, height, xo, yo);
00089
00090 _video_driver->MakeDirty(left, top, width, height);
00091 }
00092
00093
00108 void GfxFillRect(int left, int top, int right, int bottom, int colour, FillRectMode mode)
00109 {
00110 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
00111 const DrawPixelInfo *dpi = _cur_dpi;
00112 void *dst;
00113 const int otop = top;
00114 const int oleft = left;
00115
00116 if (dpi->zoom != ZOOM_LVL_NORMAL) return;
00117 if (left > right || top > bottom) return;
00118 if (right < dpi->left || left >= dpi->left + dpi->width) return;
00119 if (bottom < dpi->top || top >= dpi->top + dpi->height) return;
00120
00121 if ( (left -= dpi->left) < 0) left = 0;
00122 right = right - dpi->left + 1;
00123 if (right > dpi->width) right = dpi->width;
00124 right -= left;
00125 assert(right > 0);
00126
00127 if ( (top -= dpi->top) < 0) top = 0;
00128 bottom = bottom - dpi->top + 1;
00129 if (bottom > dpi->height) bottom = dpi->height;
00130 bottom -= top;
00131 assert(bottom > 0);
00132
00133 dst = blitter->MoveTo(dpi->dst_ptr, left, top);
00134
00135 switch (mode) {
00136 default:
00137 blitter->DrawRect(dst, right, bottom, (uint8)colour);
00138 break;
00139
00140 case FILLRECT_RECOLOUR:
00141 blitter->DrawColourMappingRect(dst, right, bottom, GB(colour, 0, PALETTE_WIDTH));
00142 break;
00143
00144 case FILLRECT_CHECKER: {
00145 byte bo = (oleft - left + dpi->left + otop - top + dpi->top) & 1;
00146 do {
00147 for (int i = (bo ^= 1); i < right; i += 2) blitter->SetPixel(dst, i, 0, (uint8)colour);
00148 dst = blitter->MoveTo(dst, 0, 1);
00149 } while (--bottom > 0);
00150 break;
00151 }
00152 }
00153 }
00154
00155 void GfxDrawLine(int x, int y, int x2, int y2, int colour)
00156 {
00157 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
00158 DrawPixelInfo *dpi = _cur_dpi;
00159
00160 x -= dpi->left;
00161 x2 -= dpi->left;
00162 y -= dpi->top;
00163 y2 -= dpi->top;
00164
00165
00166 if (x < 0 && x2 < 0) return;
00167 if (y < 0 && y2 < 0) return;
00168 if (x > dpi->width && x2 > dpi->width) return;
00169 if (y > dpi->height && y2 > dpi->height) return;
00170
00171 blitter->DrawLine(dpi->dst_ptr, x, y, x2, y2, dpi->width, dpi->height, colour);
00172 }
00173
00174 void GfxDrawLineUnscaled(int x, int y, int x2, int y2, int colour)
00175 {
00176 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
00177 DrawPixelInfo *dpi = _cur_dpi;
00178
00179 x -= dpi->left;
00180 x2 -= dpi->left;
00181 y -= dpi->top;
00182 y2 -= dpi->top;
00183
00184
00185 if (x < 0 && x2 < 0) return;
00186 if (y < 0 && y2 < 0) return;
00187 if (x > dpi->width && x2 > dpi->width) return;
00188 if (y > dpi->height && y2 > dpi->height) return;
00189
00190 blitter->DrawLine(dpi->dst_ptr, UnScaleByZoom(x, dpi->zoom), UnScaleByZoom(y, dpi->zoom),
00191 UnScaleByZoom(x2, dpi->zoom), UnScaleByZoom(y2, dpi->zoom),
00192 UnScaleByZoom(dpi->width, dpi->zoom), UnScaleByZoom(dpi->height, dpi->zoom), colour);
00193 }
00194
00208 void DrawBox(int x, int y, int dx1, int dy1, int dx2, int dy2, int dx3, int dy3)
00209 {
00210
00211
00212
00213
00214
00215
00216
00217
00218
00219
00220
00221
00222
00223
00224
00225 static const byte colour = 255;
00226
00227 GfxDrawLineUnscaled(x, y, x + dx1, y + dy1, colour);
00228 GfxDrawLineUnscaled(x, y, x + dx2, y + dy2, colour);
00229 GfxDrawLineUnscaled(x, y, x + dx3, y + dy3, colour);
00230
00231 GfxDrawLineUnscaled(x + dx1, y + dy1, x + dx1 + dx2, y + dy1 + dy2, colour);
00232 GfxDrawLineUnscaled(x + dx1, y + dy1, x + dx1 + dx3, y + dy1 + dy3, colour);
00233 GfxDrawLineUnscaled(x + dx2, y + dy2, x + dx2 + dx1, y + dy2 + dy1, colour);
00234 GfxDrawLineUnscaled(x + dx2, y + dy2, x + dx2 + dx3, y + dy2 + dy3, colour);
00235 GfxDrawLineUnscaled(x + dx3, y + dy3, x + dx3 + dx1, y + dy3 + dy1, colour);
00236 GfxDrawLineUnscaled(x + dx3, y + dy3, x + dx3 + dx2, y + dy3 + dy2, colour);
00237 }
00238
00243 static void SetColourRemap(TextColour colour)
00244 {
00245 if (colour == TC_INVALID) return;
00246
00247 if (colour & IS_PALETTE_COLOUR) {
00248 _string_colourremap[1] = colour & ~IS_PALETTE_COLOUR;
00249 _string_colourremap[2] = (_use_palette == PAL_DOS) ? 1 : 215;
00250 } else {
00251 _string_colourremap[1] = _string_colourmap[_use_palette][colour].text;
00252 _string_colourremap[2] = _string_colourmap[_use_palette][colour].shadow;
00253 }
00254 _colour_remap_ptr = _string_colourremap;
00255 }
00256
00257 #if !defined(WITH_ICU)
00258 static void HandleBiDiAndArabicShapes(char *text, const char *lastof) {}
00259 #else
00260 #include <unicode/ubidi.h>
00261 #include <unicode/ushape.h>
00262
00291 static void HandleBiDiAndArabicShapes(char *buffer, const char *lastof)
00292 {
00293 UChar input_output[DRAW_STRING_BUFFER];
00294 UChar intermediate[DRAW_STRING_BUFFER];
00295
00296 char *t = buffer;
00297 size_t length = 0;
00298 while (*t != '\0' && length < lengthof(input_output) - 1) {
00299 WChar tmp;
00300 t += Utf8Decode(&tmp, t);
00301 input_output[length++] = tmp;
00302 }
00303 input_output[length] = 0;
00304
00305 UErrorCode err = U_ZERO_ERROR;
00306 UBiDi *para = ubidi_openSized((int32_t)length, 0, &err);
00307 if (para == NULL) return;
00308
00309 ubidi_setPara(para, input_output, (int32_t)length, _dynlang.text_dir == TD_RTL ? UBIDI_DEFAULT_RTL : UBIDI_DEFAULT_LTR, NULL, &err);
00310 ubidi_writeReordered(para, intermediate, (int32_t)length, 0, &err);
00311 length = u_shapeArabic(intermediate, (int32_t)length, input_output, lengthof(input_output), U_SHAPE_TEXT_DIRECTION_VISUAL_LTR | U_SHAPE_LETTERS_SHAPE, &err);
00312 ubidi_close(para);
00313
00314 if (U_FAILURE(err)) return;
00315
00316 t = buffer;
00317 for (size_t i = 0; i < length && t < (lastof - 4); i++) {
00318 t += Utf8Encode(t, input_output[i]);
00319 }
00320 *t = '\0';
00321 }
00322 #endif
00323
00324
00330 static int TruncateString(char *str, int maxw)
00331 {
00332 int w = 0;
00333 FontSize size = _cur_fontsize;
00334 int ddd, ddd_w;
00335
00336 WChar c;
00337 char *ddd_pos;
00338
00339 ddd_w = ddd = GetCharacterWidth(size, '.') * 3;
00340
00341 for (ddd_pos = str; (c = Utf8Consume((const char **)&str)) != '\0'; ) {
00342 if (IsPrintable(c)) {
00343 w += GetCharacterWidth(size, c);
00344
00345 if (w >= maxw) {
00346
00347
00348 for (int i = 0; *ddd_pos != '\0' && i < 3; i++, ddd_pos++) *ddd_pos = '.';
00349 *ddd_pos = '\0';
00350 return ddd_w;
00351 }
00352 } else {
00353 if (c == SCC_SETX) {
00354 w = *str;
00355 str++;
00356 } else if (c == SCC_SETXY) {
00357 w = *str;
00358 str += 2;
00359 } else if (c == SCC_TINYFONT) {
00360 size = FS_SMALL;
00361 ddd = GetCharacterWidth(size, '.') * 3;
00362 } else if (c == SCC_BIGFONT) {
00363 size = FS_LARGE;
00364 ddd = GetCharacterWidth(size, '.') * 3;
00365 }
00366 }
00367
00368
00369 if (w + ddd < maxw) {
00370 ddd_w = w + ddd;
00371 ddd_pos = str;
00372 }
00373 }
00374
00375 return w;
00376 }
00377
00388 static inline int TruncateStringID(StringID src, char *dest, int maxw, const char *last)
00389 {
00390 GetString(dest, src, last);
00391 return TruncateString(dest, maxw);
00392 }
00393
00404 int DrawString(int x, int y, StringID str, TextColour colour)
00405 {
00406 char buffer[DRAW_STRING_BUFFER];
00407
00408 GetString(buffer, str, lastof(buffer));
00409 HandleBiDiAndArabicShapes(buffer, lastof(buffer));
00410 return ReallyDoDrawString(buffer, x, y, colour);
00411 }
00412
00424 int DrawStringTruncated(int x, int y, StringID str, TextColour colour, uint maxw)
00425 {
00426 char buffer[DRAW_STRING_BUFFER];
00427 TruncateStringID(str, buffer, maxw, lastof(buffer));
00428 HandleBiDiAndArabicShapes(buffer, lastof(buffer));
00429 return ReallyDoDrawString(buffer, x, y, colour);
00430 }
00431
00442 int DrawStringRightAligned(int x, int y, StringID str, TextColour colour)
00443 {
00444 char buffer[DRAW_STRING_BUFFER];
00445 int w;
00446
00447 GetString(buffer, str, lastof(buffer));
00448 HandleBiDiAndArabicShapes(buffer, lastof(buffer));
00449
00450 w = GetStringBoundingBox(buffer).width;
00451 ReallyDoDrawString(buffer, x - w, y, colour);
00452
00453 return w;
00454 }
00455
00465 void DrawStringRightAlignedTruncated(int x, int y, StringID str, TextColour colour, uint maxw)
00466 {
00467 char buffer[DRAW_STRING_BUFFER];
00468
00469 TruncateStringID(str, buffer, maxw, lastof(buffer));
00470 HandleBiDiAndArabicShapes(buffer, lastof(buffer));
00471 ReallyDoDrawString(buffer, x - GetStringBoundingBox(buffer).width, y, colour);
00472 }
00473
00482 void DrawStringRightAlignedUnderline(int x, int y, StringID str, TextColour colour)
00483 {
00484 int w = DrawStringRightAligned(x, y, str, colour);
00485 GfxFillRect(x - w, y + 10, x, y + 10, _string_colourremap[1]);
00486 }
00487
00498 int DrawStringCentered(int x, int y, StringID str, TextColour colour)
00499 {
00500 char buffer[DRAW_STRING_BUFFER];
00501 int w;
00502
00503 GetString(buffer, str, lastof(buffer));
00504 HandleBiDiAndArabicShapes(buffer, lastof(buffer));
00505
00506 w = GetStringBoundingBox(buffer).width;
00507 ReallyDoDrawString(buffer, x - w / 2, y, colour);
00508
00509 return w;
00510 }
00511
00523 int DrawStringCenteredTruncated(int xl, int xr, int y, StringID str, TextColour colour)
00524 {
00525 char buffer[DRAW_STRING_BUFFER];
00526 TruncateStringID(str, buffer, xr - xl, lastof(buffer));
00527 HandleBiDiAndArabicShapes(buffer, lastof(buffer));
00528
00529 int w = GetStringBoundingBox(buffer).width;
00530 return ReallyDoDrawString(buffer, (xl + xr - w) / 2, y, colour);
00531 }
00532
00543 int DoDrawStringCentered(int x, int y, const char *str, TextColour colour)
00544 {
00545 char buffer[DRAW_STRING_BUFFER];
00546 strecpy(buffer, str, lastof(buffer));
00547 HandleBiDiAndArabicShapes(buffer, lastof(buffer));
00548
00549 int w = GetStringBoundingBox(buffer).width;
00550 ReallyDoDrawString(buffer, x - w / 2, y, colour);
00551 return w;
00552 }
00553
00562 void DrawStringCenterUnderline(int x, int y, StringID str, TextColour colour)
00563 {
00564 int w = DrawStringCentered(x, y, str, colour);
00565 GfxFillRect(x - (w >> 1), y + 10, x - (w >> 1) + w, y + 10, _string_colourremap[1]);
00566 }
00567
00577 void DrawStringCenterUnderlineTruncated(int xl, int xr, int y, StringID str, TextColour colour)
00578 {
00579 int w = DrawStringCenteredTruncated(xl, xr, y, str, colour);
00580 GfxFillRect((xl + xr - w) / 2, y + 10, (xl + xr + w) / 2, y + 10, _string_colourremap[1]);
00581 }
00582
00601 uint32 FormatStringLinebreaks(char *str, int maxw)
00602 {
00603 FontSize size = _cur_fontsize;
00604 int num = 0;
00605
00606 assert(maxw > 0);
00607
00608 for (;;) {
00609 char *last_space = NULL;
00610 int w = 0;
00611
00612 for (;;) {
00613 WChar c = Utf8Consume((const char **)&str);
00614
00615 if (IsWhitespace(c)) last_space = str;
00616
00617 if (IsPrintable(c)) {
00618 w += GetCharacterWidth(size, c);
00619
00620
00621
00622
00623
00624 if (w > maxw) {
00625 if (last_space == NULL) {
00626 *Utf8PrevChar(str) = '\0';
00627 return num + (size << 16);
00628 }
00629 str = last_space;
00630 break;
00631 }
00632 } else {
00633 switch (c) {
00634 case '\0': return num + (size << 16); break;
00635 case SCC_SETX: str++; break;
00636 case SCC_SETXY: str += 2; break;
00637 case SCC_TINYFONT: size = FS_SMALL; break;
00638 case SCC_BIGFONT: size = FS_LARGE; break;
00639 case '\n': goto end_of_inner_loop;
00640 }
00641 }
00642 }
00643 end_of_inner_loop:
00644
00645
00646
00647 num++;
00648 char *s = Utf8PrevChar(str);
00649 *s++ = '\0';
00650
00651
00652 if (str - s >= 1) {
00653 for (; str[-1] != '\0';) *s++ = *str++;
00654 }
00655 }
00656 }
00657
00658
00665 static int GetMultilineStringHeight(const char *src, int num)
00666 {
00667 int maxy = 0;
00668 int y = 0;
00669 int fh = GetCharacterHeight(_cur_fontsize);
00670
00671 for (;;) {
00672 WChar c = Utf8Consume(&src);
00673
00674 switch (c) {
00675 case 0: y += fh; if (--num < 0) return maxy; break;
00676 case '\n': y += fh; break;
00677 case SCC_SETX: src++; break;
00678 case SCC_SETXY: src++; y = (int)*src++; break;
00679 case SCC_TINYFONT: fh = GetCharacterHeight(FS_SMALL); break;
00680 case SCC_BIGFONT: fh = GetCharacterHeight(FS_LARGE); break;
00681 default: maxy = max<int>(maxy, y + fh); break;
00682 }
00683 }
00684 }
00685
00686
00692 int GetStringHeight(StringID str, int maxw)
00693 {
00694 char buffer[DRAW_STRING_BUFFER];
00695
00696 GetString(buffer, str, lastof(buffer));
00697
00698 uint32 tmp = FormatStringLinebreaks(buffer, maxw);
00699
00700 return GetMultilineStringHeight(buffer, GB(tmp, 0, 16));
00701 }
00702
00703
00709 void DrawStringMultiCenter(int x, int y, StringID str, int maxw)
00710 {
00711 char buffer[DRAW_STRING_BUFFER];
00712 uint32 tmp;
00713 int num, mt;
00714 const char *src;
00715 WChar c;
00716
00717 GetString(buffer, str, lastof(buffer));
00718
00719 tmp = FormatStringLinebreaks(buffer, maxw);
00720 num = GB(tmp, 0, 16);
00721
00722 mt = GetCharacterHeight((FontSize)GB(tmp, 16, 16));
00723
00724 y -= (mt >> 1) * num;
00725
00726 src = buffer;
00727
00728 for (;;) {
00729 char buf2[DRAW_STRING_BUFFER];
00730 strecpy(buf2, src, lastof(buf2));
00731 HandleBiDiAndArabicShapes(buf2, lastof(buf2));
00732 int w = GetStringBoundingBox(buf2).width;
00733 ReallyDoDrawString(buf2, x - (w >> 1), y, TC_FROMSTRING, true);
00734 _cur_fontsize = _last_fontsize;
00735
00736 for (;;) {
00737 c = Utf8Consume(&src);
00738 if (c == 0) {
00739 y += mt;
00740 if (--num < 0) {
00741 _cur_fontsize = FS_NORMAL;
00742 return;
00743 }
00744 break;
00745 } else if (c == SCC_SETX) {
00746 src++;
00747 } else if (c == SCC_SETXY) {
00748 src += 2;
00749 }
00750 }
00751 }
00752 }
00753
00754
00755 uint DrawStringMultiLine(int x, int y, StringID str, int maxw, int maxh)
00756 {
00757 char buffer[DRAW_STRING_BUFFER];
00758 uint32 tmp;
00759 int num, mt;
00760 uint total_height;
00761 const char *src;
00762 WChar c;
00763
00764 GetString(buffer, str, lastof(buffer));
00765
00766 tmp = FormatStringLinebreaks(buffer, maxw);
00767 num = GB(tmp, 0, 16);
00768
00769 mt = GetCharacterHeight((FontSize)GB(tmp, 16, 16));
00770 total_height = (num + 1) * mt;
00771
00772 if (maxh != -1 && (int)total_height > maxh) {
00773
00774 if (maxh < mt) return 0;
00775
00776 num = maxh / mt - 1;
00777 total_height = (num + 1) * mt;
00778 }
00779
00780 src = buffer;
00781
00782 for (;;) {
00783 char buf2[DRAW_STRING_BUFFER];
00784 strecpy(buf2, src, lastof(buf2));
00785 HandleBiDiAndArabicShapes(buf2, lastof(buf2));
00786 ReallyDoDrawString(buf2, x, y, TC_FROMSTRING, true);
00787 _cur_fontsize = _last_fontsize;
00788
00789 for (;;) {
00790 c = Utf8Consume(&src);
00791 if (c == 0) {
00792 y += mt;
00793 if (--num < 0) {
00794 _cur_fontsize = FS_NORMAL;
00795 return total_height;
00796 }
00797 break;
00798 } else if (c == SCC_SETX) {
00799 src++;
00800 } else if (c == SCC_SETXY) {
00801 src += 2;
00802 }
00803 }
00804 }
00805 }
00806
00814 Dimension GetStringBoundingBox(const char *str)
00815 {
00816 FontSize size = _cur_fontsize;
00817 Dimension br;
00818 int max_width;
00819 WChar c;
00820
00821 br.width = br.height = max_width = 0;
00822 for (;;) {
00823 c = Utf8Consume(&str);
00824 if (c == 0) break;
00825 if (IsPrintable(c)) {
00826 br.width += GetCharacterWidth(size, c);
00827 } else {
00828 switch (c) {
00829 case SCC_SETX: br.width += (byte)*str++; break;
00830 case SCC_SETXY:
00831 br.width += (byte)*str++;
00832 br.height += (byte)*str++;
00833 break;
00834 case SCC_TINYFONT: size = FS_SMALL; break;
00835 case SCC_BIGFONT: size = FS_LARGE; break;
00836 case '\n':
00837 br.height += GetCharacterHeight(size);
00838 if (br.width > max_width) max_width = br.width;
00839 br.width = 0;
00840 break;
00841 }
00842 }
00843 }
00844 br.height += GetCharacterHeight(size);
00845
00846 br.width = max(br.width, max_width);
00847 return br;
00848 }
00849
00857 void DrawCharCentered(WChar c, int x, int y, TextColour colour)
00858 {
00859 SetColourRemap(colour);
00860 GfxMainBlitter(GetGlyph(FS_NORMAL, c), x - GetCharacterWidth(FS_NORMAL, c) / 2, y, BM_COLOUR_REMAP);
00861 }
00862
00880 int DoDrawString(const char *string, int x, int y, TextColour colour, bool parse_string_also_when_clipped)
00881 {
00882 char buffer[DRAW_STRING_BUFFER];
00883 strecpy(buffer, string, lastof(buffer));
00884 HandleBiDiAndArabicShapes(buffer, lastof(buffer));
00885
00886 return ReallyDoDrawString(buffer, x, y, colour, parse_string_also_when_clipped);
00887 }
00888
00906 static int ReallyDoDrawString(const char *string, int x, int y, TextColour colour, bool parse_string_also_when_clipped)
00907 {
00908 DrawPixelInfo *dpi = _cur_dpi;
00909 FontSize size = _cur_fontsize;
00910 WChar c;
00911 int xo = x, yo = y;
00912
00913 TextColour previous_colour = colour;
00914
00915 if (!parse_string_also_when_clipped) {
00916
00917
00918 if (x >= dpi->left + dpi->width || y >= dpi->top + dpi->height) return x;
00919
00920 if (colour != TC_INVALID) {
00921 switch_colour:;
00922 SetColourRemap(colour);
00923 }
00924 }
00925
00926 check_bounds:
00927 if (y + 19 <= dpi->top || dpi->top + dpi->height <= y) {
00928 skip_char:;
00929 for (;;) {
00930 c = Utf8Consume(&string);
00931 if (!IsPrintable(c)) goto skip_cont;
00932 }
00933 }
00934
00935 for (;;) {
00936 c = Utf8Consume(&string);
00937 skip_cont:;
00938 if (c == 0) {
00939 _last_fontsize = size;
00940 return x;
00941 }
00942 if (IsPrintable(c)) {
00943 if (x >= dpi->left + dpi->width) goto skip_char;
00944 if (x + 26 >= dpi->left) {
00945 GfxMainBlitter(GetGlyph(size, c), x, y, BM_COLOUR_REMAP);
00946 }
00947 x += GetCharacterWidth(size, c);
00948 } else if (c == '\n') {
00949 x = xo;
00950 y += GetCharacterHeight(size);
00951 goto check_bounds;
00952 } else if (c >= SCC_BLUE && c <= SCC_BLACK) {
00953 previous_colour = colour;
00954 colour = (TextColour)(c - SCC_BLUE);
00955 goto switch_colour;
00956 } else if (c == SCC_PREVIOUS_COLOUR) {
00957 Swap(colour, previous_colour);
00958 goto switch_colour;
00959 } else if (c == SCC_SETX) {
00960 x = xo + (byte)*string++;
00961 } else if (c == SCC_SETXY) {
00962 x = xo + (byte)*string++;
00963 y = yo + (byte)*string++;
00964 } else if (c == SCC_TINYFONT) {
00965 size = FS_SMALL;
00966 } else if (c == SCC_BIGFONT) {
00967 size = FS_LARGE;
00968 } else {
00969 DEBUG(misc, 0, "[utf8] unknown string command character %d", c);
00970 }
00971 }
00972 }
00973
00986 int DoDrawStringTruncated(const char *str, int x, int y, TextColour colour, uint maxw)
00987 {
00988 char buffer[DRAW_STRING_BUFFER];
00989 strecpy(buffer, str, lastof(buffer));
00990 TruncateString(buffer, maxw);
00991 return DoDrawString(buffer, x, y, colour);
00992 }
00993
01002 void DrawSprite(SpriteID img, SpriteID pal, int x, int y, const SubSprite *sub)
01003 {
01004 if (HasBit(img, PALETTE_MODIFIER_TRANSPARENT)) {
01005 _colour_remap_ptr = GetNonSprite(GB(pal, 0, PALETTE_WIDTH), ST_RECOLOUR) + 1;
01006 GfxMainBlitter(GetSprite(GB(img, 0, SPRITE_WIDTH), ST_NORMAL), x, y, BM_TRANSPARENT, sub);
01007 } else if (pal != PAL_NONE) {
01008 _colour_remap_ptr = GetNonSprite(GB(pal, 0, PALETTE_WIDTH), ST_RECOLOUR) + 1;
01009 GfxMainBlitter(GetSprite(GB(img, 0, SPRITE_WIDTH), ST_NORMAL), x, y, BM_COLOUR_REMAP, sub);
01010 } else {
01011 GfxMainBlitter(GetSprite(GB(img, 0, SPRITE_WIDTH), ST_NORMAL), x, y, BM_NORMAL, sub);
01012 }
01013 }
01014
01015 static void GfxMainBlitter(const Sprite *sprite, int x, int y, BlitterMode mode, const SubSprite *sub)
01016 {
01017 const DrawPixelInfo *dpi = _cur_dpi;
01018 Blitter::BlitterParams bp;
01019
01020
01021 int clip_left = (sub != NULL ? max(0, -sprite->x_offs + sub->left ) : 0);
01022 int clip_top = (sub != NULL ? max(0, -sprite->y_offs + sub->top ) : 0);
01023 int clip_right = (sub != NULL ? max(0, sprite->width - (-sprite->x_offs + sub->right + 1)) : 0);
01024 int clip_bottom = (sub != NULL ? max(0, sprite->height - (-sprite->y_offs + sub->bottom + 1)) : 0);
01025
01026 if (clip_left + clip_right >= sprite->width) return;
01027 if (clip_top + clip_bottom >= sprite->height) return;
01028
01029
01030 x += sprite->x_offs;
01031 y += sprite->y_offs;
01032
01033
01034 bp.sprite = sprite->data;
01035 bp.sprite_width = sprite->width;
01036 bp.sprite_height = sprite->height;
01037 bp.width = UnScaleByZoom(sprite->width - clip_left - clip_right, dpi->zoom);
01038 bp.height = UnScaleByZoom(sprite->height - clip_top - clip_bottom, dpi->zoom);
01039 bp.top = 0;
01040 bp.left = 0;
01041 bp.skip_left = UnScaleByZoomLower(clip_left, dpi->zoom);
01042 bp.skip_top = UnScaleByZoomLower(clip_top, dpi->zoom);
01043
01044 x += ScaleByZoom(bp.skip_left, dpi->zoom);
01045 y += ScaleByZoom(bp.skip_top, dpi->zoom);
01046
01047 bp.dst = dpi->dst_ptr;
01048 bp.pitch = dpi->pitch;
01049 bp.remap = _colour_remap_ptr;
01050
01051 assert(sprite->width > 0);
01052 assert(sprite->height > 0);
01053
01054 if (bp.width <= 0) return;
01055 if (bp.height <= 0) return;
01056
01057 y -= dpi->top;
01058
01059 if (y < 0) {
01060 bp.height -= -UnScaleByZoom(y, dpi->zoom);
01061 if (bp.height <= 0) return;
01062 bp.skip_top += -UnScaleByZoom(y, dpi->zoom);
01063 y = 0;
01064 } else {
01065 bp.top = UnScaleByZoom(y, dpi->zoom);
01066 }
01067
01068
01069 y += ScaleByZoom(bp.height, dpi->zoom) - dpi->height;
01070 if (y > 0) {
01071 bp.height -= UnScaleByZoom(y, dpi->zoom);
01072 if (bp.height <= 0) return;
01073 }
01074
01075 x -= dpi->left;
01076
01077 if (x < 0) {
01078 bp.width -= -UnScaleByZoom(x, dpi->zoom);
01079 if (bp.width <= 0) return;
01080 bp.skip_left += -UnScaleByZoom(x, dpi->zoom);
01081 x = 0;
01082 } else {
01083 bp.left = UnScaleByZoom(x, dpi->zoom);
01084 }
01085
01086
01087 x += ScaleByZoom(bp.width, dpi->zoom) - dpi->width;
01088 if (x > 0) {
01089 bp.width -= UnScaleByZoom(x, dpi->zoom);
01090 if (bp.width <= 0) return;
01091 }
01092
01093 assert(bp.skip_left + bp.width <= UnScaleByZoom(sprite->width, dpi->zoom));
01094 assert(bp.skip_top + bp.height <= UnScaleByZoom(sprite->height, dpi->zoom));
01095
01096 BlitterFactoryBase::GetCurrentBlitter()->Draw(&bp, mode, dpi->zoom);
01097 }
01098
01099 void DoPaletteAnimations();
01100
01101 void GfxInitPalettes()
01102 {
01103 memcpy(_cur_palette, _palettes[_use_palette], sizeof(_cur_palette));
01104
01105 DoPaletteAnimations();
01106 _pal_first_dirty = 0;
01107 _pal_count_dirty = 256;
01108 }
01109
01110 #define EXTR(p, q) (((uint16)(_palette_animation_counter * (p)) * (q)) >> 16)
01111 #define EXTR2(p, q) (((uint16)(~_palette_animation_counter * (p)) * (q)) >> 16)
01112
01113 void DoPaletteAnimations()
01114 {
01115 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01116 const Colour *s;
01117 const ExtraPaletteValues *ev = &_extra_palette_values;
01118
01119
01120
01121 const int colour_rotation_amount = (_use_palette == PAL_DOS) ? PALETTE_ANIM_SIZE_DOS : PALETTE_ANIM_SIZE_WIN;
01122 Colour old_val[PALETTE_ANIM_SIZE_DOS];
01123 const int oldval_size = colour_rotation_amount * sizeof(*old_val);
01124 const uint old_tc = _palette_animation_counter;
01125 uint i;
01126 uint j;
01127
01128 if (blitter != NULL && blitter->UsePaletteAnimation() == Blitter::PALETTE_ANIMATION_NONE) {
01129 _palette_animation_counter = 0;
01130 }
01131
01132 Colour *palette_pos = &_cur_palette[PALETTE_ANIM_SIZE_START];
01133
01134
01135 memcpy(old_val, palette_pos, oldval_size);
01136
01137
01138 s = (_settings_game.game_creation.landscape == LT_TOYLAND) ? ev->dark_water_TOY : ev->dark_water;
01139 j = EXTR(320, 5);
01140 for (i = 0; i != 5; i++) {
01141 *palette_pos++ = s[j];
01142 j++;
01143 if (j == 5) j = 0;
01144 }
01145
01146
01147 s = (_settings_game.game_creation.landscape == LT_TOYLAND) ? ev->glitter_water_TOY : ev->glitter_water;
01148 j = EXTR(128, 15);
01149 for (i = 0; i != 5; i++) {
01150 *palette_pos++ = s[j];
01151 j += 3;
01152 if (j >= 15) j -= 15;
01153 }
01154
01155
01156 s = ev->fizzy_drink;
01157 j = EXTR2(512, 5);
01158 for (i = 0; i != 5; i++) {
01159 *palette_pos++ = s[j];
01160 j++;
01161 if (j == 5) j = 0;
01162 }
01163
01164
01165 s = ev->oil_ref;
01166 j = EXTR2(512, 7);
01167 for (i = 0; i != 7; i++) {
01168 *palette_pos++ = s[j];
01169 j++;
01170 if (j == 7) j = 0;
01171 }
01172
01173
01174 {
01175 byte i = (_palette_animation_counter >> 1) & 0x7F;
01176 byte v;
01177
01178 (v = 255, i < 0x3f) ||
01179 (v = 128, i < 0x4A || i >= 0x75) ||
01180 (v = 20);
01181 palette_pos->r = v;
01182 palette_pos->g = 0;
01183 palette_pos->b = 0;
01184 palette_pos++;
01185
01186 i ^= 0x40;
01187 (v = 255, i < 0x3f) ||
01188 (v = 128, i < 0x4A || i >= 0x75) ||
01189 (v = 20);
01190 palette_pos->r = v;
01191 palette_pos->g = 0;
01192 palette_pos->b = 0;
01193 palette_pos++;
01194 }
01195
01196
01197 s = ev->lighthouse;
01198 j = EXTR(256, 4);
01199 for (i = 0; i != 4; i++) {
01200 *palette_pos++ = s[j];
01201 j++;
01202 if (j == 4) j = 0;
01203 }
01204
01205
01206 if (_use_palette == PAL_DOS) {
01207
01208 s = (_settings_game.game_creation.landscape == LT_TOYLAND) ? ev->dark_water_TOY : ev->dark_water;
01209 j = EXTR(320, 5);
01210 for (i = 0; i != 5; i++) {
01211 *palette_pos++ = s[j];
01212 j++;
01213 if (j == 5) j = 0;
01214 }
01215
01216
01217 s = (_settings_game.game_creation.landscape == LT_TOYLAND) ? ev->glitter_water_TOY : ev->glitter_water;
01218 j = EXTR(128, 15);
01219 for (i = 0; i != 5; i++) {
01220 *palette_pos++ = s[j];
01221 j += 3;
01222 if (j >= 15) j -= 15;
01223 }
01224 }
01225
01226 if (blitter != NULL && blitter->UsePaletteAnimation() == Blitter::PALETTE_ANIMATION_NONE) {
01227 _palette_animation_counter = old_tc;
01228 } else {
01229 if (memcmp(old_val, &_cur_palette[PALETTE_ANIM_SIZE_START], oldval_size) != 0) {
01230
01231 _pal_first_dirty = PALETTE_ANIM_SIZE_START;
01232 _pal_count_dirty = colour_rotation_amount;
01233 }
01234 }
01235 }
01236
01237
01239 void LoadStringWidthTable()
01240 {
01241 uint i;
01242
01243
01244 for (i = 0; i != 224; i++) {
01245 _stringwidth_table[FS_NORMAL][i] = GetGlyphWidth(FS_NORMAL, i + 32);
01246 }
01247
01248
01249 for (i = 0; i != 224; i++) {
01250 _stringwidth_table[FS_SMALL][i] = GetGlyphWidth(FS_SMALL, i + 32);
01251 }
01252
01253
01254 for (i = 0; i != 224; i++) {
01255 _stringwidth_table[FS_LARGE][i] = GetGlyphWidth(FS_LARGE, i + 32);
01256 }
01257 }
01258
01265 byte GetCharacterWidth(FontSize size, WChar key)
01266 {
01267
01268 if (key >= 32 && key < 256) return _stringwidth_table[size][key - 32];
01269
01270 return GetGlyphWidth(size, key);
01271 }
01272
01273
01274 void ScreenSizeChanged()
01275 {
01276 _dirty_bytes_per_line = (_screen.width + DIRTY_BLOCK_WIDTH - 1) / DIRTY_BLOCK_WIDTH;
01277 _dirty_blocks = ReallocT<byte>(_dirty_blocks, _dirty_bytes_per_line * ((_screen.height + DIRTY_BLOCK_HEIGHT - 1) / DIRTY_BLOCK_HEIGHT));
01278
01279
01280 if (_invalid_rect.right >= _screen.width) _invalid_rect.right = _screen.width;
01281 if (_invalid_rect.bottom >= _screen.height) _invalid_rect.bottom = _screen.height;
01282
01283
01284 _cursor.visible = false;
01285 }
01286
01287 void UndrawMouseCursor()
01288 {
01289
01290 if (_screen.dst_ptr == NULL) return;
01291
01292 if (_cursor.visible) {
01293 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01294 _cursor.visible = false;
01295 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);
01296 _video_driver->MakeDirty(_cursor.draw_pos.x, _cursor.draw_pos.y, _cursor.draw_size.x, _cursor.draw_size.y);
01297 }
01298 }
01299
01300 void DrawMouseCursor()
01301 {
01302 #if defined(WINCE)
01303
01304 return;
01305 #endif
01306
01307
01308 if (_screen.dst_ptr == NULL) return;
01309
01310 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01311 int x;
01312 int y;
01313 int w;
01314 int h;
01315
01316
01317 if (!_cursor.in_window) return;
01318
01319
01320 if (_cursor.visible) {
01321 if (!_cursor.dirty) return;
01322 UndrawMouseCursor();
01323 }
01324
01325 w = _cursor.size.x;
01326 x = _cursor.pos.x + _cursor.offs.x + _cursor.short_vehicle_offset;
01327 if (x < 0) {
01328 w += x;
01329 x = 0;
01330 }
01331 if (w > _screen.width - x) w = _screen.width - x;
01332 if (w <= 0) return;
01333 _cursor.draw_pos.x = x;
01334 _cursor.draw_size.x = w;
01335
01336 h = _cursor.size.y;
01337 y = _cursor.pos.y + _cursor.offs.y;
01338 if (y < 0) {
01339 h += y;
01340 y = 0;
01341 }
01342 if (h > _screen.height - y) h = _screen.height - y;
01343 if (h <= 0) return;
01344 _cursor.draw_pos.y = y;
01345 _cursor.draw_size.y = h;
01346
01347 uint8 *buffer = _cursor_backup.Allocate(blitter->BufferSize(w, h));
01348
01349
01350 blitter->CopyToBuffer(blitter->MoveTo(_screen.dst_ptr, _cursor.draw_pos.x, _cursor.draw_pos.y), buffer, _cursor.draw_size.x, _cursor.draw_size.y);
01351
01352
01353 _cur_dpi = &_screen;
01354 DrawSprite(_cursor.sprite, _cursor.pal, _cursor.pos.x + _cursor.short_vehicle_offset, _cursor.pos.y);
01355
01356 _video_driver->MakeDirty(_cursor.draw_pos.x, _cursor.draw_pos.y, _cursor.draw_size.x, _cursor.draw_size.y);
01357
01358 _cursor.visible = true;
01359 _cursor.dirty = false;
01360 }
01361
01362 void RedrawScreenRect(int left, int top, int right, int bottom)
01363 {
01364 assert(right <= _screen.width && bottom <= _screen.height);
01365 if (_cursor.visible) {
01366 if (right > _cursor.draw_pos.x &&
01367 left < _cursor.draw_pos.x + _cursor.draw_size.x &&
01368 bottom > _cursor.draw_pos.y &&
01369 top < _cursor.draw_pos.y + _cursor.draw_size.y) {
01370 UndrawMouseCursor();
01371 }
01372 }
01373
01374 #ifdef ENABLE_NETWORK
01375 NetworkUndrawChatMessage();
01376 #endif
01377
01378 DrawOverlappedWindowForAll(left, top, right, bottom);
01379
01380 _video_driver->MakeDirty(left, top, right - left, bottom - top);
01381 }
01382
01388 void DrawDirtyBlocks()
01389 {
01390 byte *b = _dirty_blocks;
01391 const int w = Align(_screen.width, DIRTY_BLOCK_WIDTH);
01392 const int h = Align(_screen.height, DIRTY_BLOCK_HEIGHT);
01393 int x;
01394 int y;
01395
01396 if (IsGeneratingWorld()) {
01397
01398
01399 _genworld_paint_mutex->EndCritical();
01400 _genworld_mapgen_mutex->EndCritical();
01401
01402
01403 CSleep(GENWORLD_REDRAW_TIMEOUT);
01404 _realtime_tick += GENWORLD_REDRAW_TIMEOUT;
01405 _genworld_paint_mutex->BeginCritical();
01406 _genworld_mapgen_mutex->BeginCritical();
01407 }
01408
01409 y = 0;
01410 do {
01411 x = 0;
01412 do {
01413 if (*b != 0) {
01414 int left;
01415 int top;
01416 int right = x + DIRTY_BLOCK_WIDTH;
01417 int bottom = y;
01418 byte *p = b;
01419 int h2;
01420
01421
01422 do {
01423 *p = 0;
01424 p += _dirty_bytes_per_line;
01425 bottom += DIRTY_BLOCK_HEIGHT;
01426 } while (bottom != h && *p != 0);
01427
01428
01429 h2 = (bottom - y) / DIRTY_BLOCK_HEIGHT;
01430 assert(h2 > 0);
01431 p = b;
01432
01433 while (right != w) {
01434 byte *p2 = ++p;
01435 int h = h2;
01436
01437 do {
01438 if (!*p2) goto no_more_coalesc;
01439 p2 += _dirty_bytes_per_line;
01440 } while (--h != 0);
01441
01442
01443
01444 right += DIRTY_BLOCK_WIDTH;
01445
01446 h = h2;
01447 p2 = p;
01448 do {
01449 *p2 = 0;
01450 p2 += _dirty_bytes_per_line;
01451 } while (--h != 0);
01452 }
01453 no_more_coalesc:
01454
01455 left = x;
01456 top = y;
01457
01458 if (left < _invalid_rect.left ) left = _invalid_rect.left;
01459 if (top < _invalid_rect.top ) top = _invalid_rect.top;
01460 if (right > _invalid_rect.right ) right = _invalid_rect.right;
01461 if (bottom > _invalid_rect.bottom) bottom = _invalid_rect.bottom;
01462
01463 if (left < right && top < bottom) {
01464 RedrawScreenRect(left, top, right, bottom);
01465 }
01466
01467 }
01468 } while (b++, (x += DIRTY_BLOCK_WIDTH) != w);
01469 } while (b += -(w / DIRTY_BLOCK_WIDTH) + _dirty_bytes_per_line, (y += DIRTY_BLOCK_HEIGHT) != h);
01470
01471 _invalid_rect.left = w;
01472 _invalid_rect.top = h;
01473 _invalid_rect.right = 0;
01474 _invalid_rect.bottom = 0;
01475 }
01476
01492 void SetDirtyBlocks(int left, int top, int right, int bottom)
01493 {
01494 byte *b;
01495 int width;
01496 int height;
01497
01498 if (left < 0) left = 0;
01499 if (top < 0) top = 0;
01500 if (right > _screen.width) right = _screen.width;
01501 if (bottom > _screen.height) bottom = _screen.height;
01502
01503 if (left >= right || top >= bottom) return;
01504
01505 if (left < _invalid_rect.left ) _invalid_rect.left = left;
01506 if (top < _invalid_rect.top ) _invalid_rect.top = top;
01507 if (right > _invalid_rect.right ) _invalid_rect.right = right;
01508 if (bottom > _invalid_rect.bottom) _invalid_rect.bottom = bottom;
01509
01510 left /= DIRTY_BLOCK_WIDTH;
01511 top /= DIRTY_BLOCK_HEIGHT;
01512
01513 b = _dirty_blocks + top * _dirty_bytes_per_line + left;
01514
01515 width = ((right - 1) / DIRTY_BLOCK_WIDTH) - left + 1;
01516 height = ((bottom - 1) / DIRTY_BLOCK_HEIGHT) - top + 1;
01517
01518 assert(width > 0 && height > 0);
01519
01520 do {
01521 int i = width;
01522
01523 do b[--i] = 0xFF; while (i);
01524
01525 b += _dirty_bytes_per_line;
01526 } while (--height != 0);
01527 }
01528
01534 void MarkWholeScreenDirty()
01535 {
01536 SetDirtyBlocks(0, 0, _screen.width, _screen.height);
01537 }
01538
01551 bool FillDrawPixelInfo(DrawPixelInfo *n, int left, int top, int width, int height)
01552 {
01553 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01554 const DrawPixelInfo *o = _cur_dpi;
01555
01556 n->zoom = ZOOM_LVL_NORMAL;
01557
01558 assert(width > 0);
01559 assert(height > 0);
01560
01561 if ((left -= o->left) < 0) {
01562 width += left;
01563 if (width <= 0) return false;
01564 n->left = -left;
01565 left = 0;
01566 } else {
01567 n->left = 0;
01568 }
01569
01570 if (width > o->width - left) {
01571 width = o->width - left;
01572 if (width <= 0) return false;
01573 }
01574 n->width = width;
01575
01576 if ((top -= o->top) < 0) {
01577 height += top;
01578 if (height <= 0) return false;
01579 n->top = -top;
01580 top = 0;
01581 } else {
01582 n->top = 0;
01583 }
01584
01585 n->dst_ptr = blitter->MoveTo(o->dst_ptr, left, top);
01586 n->pitch = o->pitch;
01587
01588 if (height > o->height - top) {
01589 height = o->height - top;
01590 if (height <= 0) return false;
01591 }
01592 n->height = height;
01593
01594 return true;
01595 }
01596
01597 static void SetCursorSprite(SpriteID cursor, SpriteID pal)
01598 {
01599 CursorVars *cv = &_cursor;
01600 const Sprite *p;
01601
01602 if (cv->sprite == cursor) return;
01603
01604 p = GetSprite(GB(cursor, 0, SPRITE_WIDTH), ST_NORMAL);
01605 cv->sprite = cursor;
01606 cv->pal = pal;
01607 cv->size.y = p->height;
01608 cv->size.x = p->width;
01609 cv->offs.x = p->x_offs;
01610 cv->offs.y = p->y_offs;
01611
01612 cv->dirty = true;
01613 cv->short_vehicle_offset = 0;
01614 }
01615
01616 static void SwitchAnimatedCursor()
01617 {
01618 const AnimCursor *cur = _cursor.animate_cur;
01619
01620 if (cur == NULL || cur->sprite == AnimCursor::LAST) cur = _cursor.animate_list;
01621
01622 SetCursorSprite(cur->sprite, _cursor.pal);
01623
01624 _cursor.animate_timeout = cur->display_time;
01625 _cursor.animate_cur = cur + 1;
01626 }
01627
01628 void CursorTick()
01629 {
01630 if (_cursor.animate_timeout != 0 && --_cursor.animate_timeout == 0)
01631 SwitchAnimatedCursor();
01632 }
01633
01634 void SetMouseCursor(SpriteID sprite, SpriteID pal)
01635 {
01636
01637 _cursor.animate_timeout = 0;
01638
01639 SetCursorSprite(sprite, pal);
01640 }
01641
01642 void SetAnimatedMouseCursor(const AnimCursor *table)
01643 {
01644 _cursor.animate_list = table;
01645 _cursor.animate_cur = NULL;
01646 _cursor.pal = PAL_NONE;
01647 SwitchAnimatedCursor();
01648 }
01649
01650 bool ChangeResInGame(int width, int height)
01651 {
01652 return (_screen.width == width && _screen.height == height) || _video_driver->ChangeResolution(width, height);
01653 }
01654
01655 bool ToggleFullScreen(bool fs)
01656 {
01657 bool result = _video_driver->ToggleFullscreen(fs);
01658 if (_fullscreen != fs && _num_resolutions == 0) {
01659 DEBUG(driver, 0, "Could not find a suitable fullscreen resolution");
01660 }
01661 return result;
01662 }
01663
01664 static int CDECL compare_res(const Dimension *pa, const Dimension *pb)
01665 {
01666 int x = pa->width - pb->width;
01667 if (x != 0) return x;
01668 return pa->height - pb->height;
01669 }
01670
01671 void SortResolutions(int count)
01672 {
01673 QSortT(_resolutions, count, &compare_res);
01674 }