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00012 #include "stdafx.h"
00013 #include "gfx_func.h"
00014 #include "fontcache.h"
00015 #include "genworld.h"
00016 #include "zoom_func.h"
00017 #include "blitter/factory.hpp"
00018 #include "video/video_driver.hpp"
00019 #include "strings_func.h"
00020 #include "settings_type.h"
00021 #include "network/network.h"
00022 #include "network/network_func.h"
00023 #include "thread/thread.h"
00024 #include "window_func.h"
00025 #include "newgrf_debug.h"
00026
00027 #include "table/palettes.h"
00028 #include "table/sprites.h"
00029 #include "table/control_codes.h"
00030
00031 byte _dirkeys;
00032 bool _fullscreen;
00033 CursorVars _cursor;
00034 bool _ctrl_pressed;
00035 bool _shift_pressed;
00036 byte _fast_forward;
00037 bool _left_button_down;
00038 bool _left_button_clicked;
00039 bool _right_button_down;
00040 bool _right_button_clicked;
00041 DrawPixelInfo _screen;
00042 bool _screen_disable_anim = false;
00043 bool _exit_game;
00044 GameMode _game_mode;
00045 SwitchMode _switch_mode;
00046 PauseModeByte _pause_mode;
00047 int _pal_first_dirty;
00048 int _pal_count_dirty;
00049
00050 Colour _cur_palette[256];
00051
00052 static int _max_char_height;
00053 static int _max_char_width;
00054 static byte _stringwidth_table[FS_END][224];
00055 DrawPixelInfo *_cur_dpi;
00056 byte _colour_gradient[COLOUR_END][8];
00057
00058 static void GfxMainBlitter(const Sprite *sprite, int x, int y, BlitterMode mode, const SubSprite *sub = NULL, SpriteID sprite_id = SPR_CURSOR_MOUSE);
00059
00064 struct DrawStringParams {
00065 FontSize fontsize;
00066 TextColour cur_colour, prev_colour;
00067
00068 DrawStringParams(TextColour colour) : fontsize(FS_NORMAL), cur_colour(colour), prev_colour(colour) {}
00069
00074 FORCEINLINE void SetColour(TextColour c)
00075 {
00076 assert(c >= TC_BLUE && c <= TC_BLACK);
00077 this->prev_colour = this->cur_colour;
00078 this->cur_colour = c;
00079 }
00080
00082 FORCEINLINE void SetPreviousColour()
00083 {
00084 Swap(this->cur_colour, this->prev_colour);
00085 }
00086
00091 FORCEINLINE void SetFontSize(FontSize f)
00092 {
00093 this->fontsize = f;
00094 }
00095 };
00096
00097 static ReusableBuffer<uint8> _cursor_backup;
00098
00106 static Rect _invalid_rect;
00107 static const byte *_colour_remap_ptr;
00108 static byte _string_colourremap[3];
00109
00110 static const uint DIRTY_BLOCK_HEIGHT = 8;
00111 static const uint DIRTY_BLOCK_WIDTH = 64;
00112
00113 static uint _dirty_bytes_per_line = 0;
00114 static byte *_dirty_blocks = NULL;
00115
00116 void GfxScroll(int left, int top, int width, int height, int xo, int yo)
00117 {
00118 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
00119
00120 if (xo == 0 && yo == 0) return;
00121
00122 if (_cursor.visible) UndrawMouseCursor();
00123
00124 #ifdef ENABLE_NETWORK
00125 if (_networking) NetworkUndrawChatMessage();
00126 #endif
00127
00128 blitter->ScrollBuffer(_screen.dst_ptr, left, top, width, height, xo, yo);
00129
00130 _video_driver->MakeDirty(left, top, width, height);
00131 }
00132
00133
00148 void GfxFillRect(int left, int top, int right, int bottom, int colour, FillRectMode mode)
00149 {
00150 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
00151 const DrawPixelInfo *dpi = _cur_dpi;
00152 void *dst;
00153 const int otop = top;
00154 const int oleft = left;
00155
00156 if (dpi->zoom != ZOOM_LVL_NORMAL) return;
00157 if (left > right || top > bottom) return;
00158 if (right < dpi->left || left >= dpi->left + dpi->width) return;
00159 if (bottom < dpi->top || top >= dpi->top + dpi->height) return;
00160
00161 if ( (left -= dpi->left) < 0) left = 0;
00162 right = right - dpi->left + 1;
00163 if (right > dpi->width) right = dpi->width;
00164 right -= left;
00165 assert(right > 0);
00166
00167 if ( (top -= dpi->top) < 0) top = 0;
00168 bottom = bottom - dpi->top + 1;
00169 if (bottom > dpi->height) bottom = dpi->height;
00170 bottom -= top;
00171 assert(bottom > 0);
00172
00173 dst = blitter->MoveTo(dpi->dst_ptr, left, top);
00174
00175 switch (mode) {
00176 default:
00177 blitter->DrawRect(dst, right, bottom, (uint8)colour);
00178 break;
00179
00180 case FILLRECT_RECOLOUR:
00181 blitter->DrawColourMappingRect(dst, right, bottom, GB(colour, 0, PALETTE_WIDTH));
00182 break;
00183
00184 case FILLRECT_CHECKER: {
00185 byte bo = (oleft - left + dpi->left + otop - top + dpi->top) & 1;
00186 do {
00187 for (int i = (bo ^= 1); i < right; i += 2) blitter->SetPixel(dst, i, 0, (uint8)colour);
00188 dst = blitter->MoveTo(dst, 0, 1);
00189 } while (--bottom > 0);
00190 break;
00191 }
00192 }
00193 }
00194
00195 void GfxDrawLine(int x, int y, int x2, int y2, int colour)
00196 {
00197 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
00198 DrawPixelInfo *dpi = _cur_dpi;
00199
00200 x -= dpi->left;
00201 x2 -= dpi->left;
00202 y -= dpi->top;
00203 y2 -= dpi->top;
00204
00205
00206 if (x < 0 && x2 < 0) return;
00207 if (y < 0 && y2 < 0) return;
00208 if (x > dpi->width && x2 > dpi->width) return;
00209 if (y > dpi->height && y2 > dpi->height) return;
00210
00211 blitter->DrawLine(dpi->dst_ptr, x, y, x2, y2, dpi->width, dpi->height, colour);
00212 }
00213
00214 void GfxDrawLineUnscaled(int x, int y, int x2, int y2, int colour)
00215 {
00216 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
00217 DrawPixelInfo *dpi = _cur_dpi;
00218
00219 x -= dpi->left;
00220 x2 -= dpi->left;
00221 y -= dpi->top;
00222 y2 -= dpi->top;
00223
00224
00225 if (x < 0 && x2 < 0) return;
00226 if (y < 0 && y2 < 0) return;
00227 if (x > dpi->width && x2 > dpi->width) return;
00228 if (y > dpi->height && y2 > dpi->height) return;
00229
00230 blitter->DrawLine(dpi->dst_ptr, UnScaleByZoom(x, dpi->zoom), UnScaleByZoom(y, dpi->zoom),
00231 UnScaleByZoom(x2, dpi->zoom), UnScaleByZoom(y2, dpi->zoom),
00232 UnScaleByZoom(dpi->width, dpi->zoom), UnScaleByZoom(dpi->height, dpi->zoom), colour);
00233 }
00234
00248 void DrawBox(int x, int y, int dx1, int dy1, int dx2, int dy2, int dx3, int dy3)
00249 {
00250
00251
00252
00253
00254
00255
00256
00257
00258
00259
00260
00261
00262
00263
00264
00265 static const byte colour = 15;
00266
00267 GfxDrawLineUnscaled(x, y, x + dx1, y + dy1, colour);
00268 GfxDrawLineUnscaled(x, y, x + dx2, y + dy2, colour);
00269 GfxDrawLineUnscaled(x, y, x + dx3, y + dy3, colour);
00270
00271 GfxDrawLineUnscaled(x + dx1, y + dy1, x + dx1 + dx2, y + dy1 + dy2, colour);
00272 GfxDrawLineUnscaled(x + dx1, y + dy1, x + dx1 + dx3, y + dy1 + dy3, colour);
00273 GfxDrawLineUnscaled(x + dx2, y + dy2, x + dx2 + dx1, y + dy2 + dy1, colour);
00274 GfxDrawLineUnscaled(x + dx2, y + dy2, x + dx2 + dx3, y + dy2 + dy3, colour);
00275 GfxDrawLineUnscaled(x + dx3, y + dy3, x + dx3 + dx1, y + dy3 + dy1, colour);
00276 GfxDrawLineUnscaled(x + dx3, y + dy3, x + dx3 + dx2, y + dy3 + dy2, colour);
00277 }
00278
00283 static void SetColourRemap(TextColour colour)
00284 {
00285 if (colour == TC_INVALID) return;
00286
00287 if (colour & IS_PALETTE_COLOUR) {
00288 _string_colourremap[1] = colour & ~IS_PALETTE_COLOUR;
00289 _string_colourremap[2] = (_use_palette == PAL_DOS) ? 1 : 215;
00290 } else {
00291 _string_colourremap[1] = _string_colourmap[_use_palette][colour].text;
00292 _string_colourremap[2] = _string_colourmap[_use_palette][colour].shadow;
00293 }
00294 _colour_remap_ptr = _string_colourremap;
00295 }
00296
00297 #if !defined(WITH_ICU)
00298 typedef WChar UChar;
00299 static UChar *HandleBiDiAndArabicShapes(UChar *text) { return text; }
00300 #else
00301 #include <unicode/ubidi.h>
00302 #include <unicode/ushape.h>
00303
00333 static UChar *HandleBiDiAndArabicShapes(UChar *buffer)
00334 {
00335 static UChar input_output[DRAW_STRING_BUFFER];
00336 UChar intermediate[DRAW_STRING_BUFFER];
00337
00338 UChar *t = buffer;
00339 size_t length = 0;
00340 while (*t != '\0' && length < lengthof(input_output) - 1) {
00341 input_output[length++] = *t++;
00342 }
00343 input_output[length] = 0;
00344
00345 UErrorCode err = U_ZERO_ERROR;
00346 UBiDi *para = ubidi_openSized((int32_t)length, 0, &err);
00347 if (para == NULL) return buffer;
00348
00349 ubidi_setPara(para, input_output, (int32_t)length, _current_text_dir == TD_RTL ? UBIDI_DEFAULT_RTL : UBIDI_DEFAULT_LTR, NULL, &err);
00350 ubidi_writeReordered(para, intermediate, (int32_t)length, UBIDI_REMOVE_BIDI_CONTROLS, &err);
00351 length = u_shapeArabic(intermediate, (int32_t)length, input_output, lengthof(input_output), U_SHAPE_TEXT_DIRECTION_VISUAL_LTR | U_SHAPE_LETTERS_SHAPE, &err);
00352 ubidi_close(para);
00353
00354 if (U_FAILURE(err)) return buffer;
00355
00356 input_output[length] = '\0';
00357 return input_output;
00358 }
00359 #endif
00360
00361
00371 static int TruncateString(char *str, int maxw, bool ignore_setxy, FontSize start_fontsize)
00372 {
00373 int w = 0;
00374 FontSize size = start_fontsize;
00375 int ddd, ddd_w;
00376
00377 WChar c;
00378 char *ddd_pos;
00379
00380 ddd_w = ddd = GetCharacterWidth(size, '.') * 3;
00381
00382 for (ddd_pos = str; (c = Utf8Consume(const_cast<const char **>(&str))) != '\0'; ) {
00383 if (IsPrintable(c) && !IsTextDirectionChar(c)) {
00384 w += GetCharacterWidth(size, c);
00385
00386 if (w > maxw) {
00387
00388
00389 for (int i = 0; *ddd_pos != '\0' && i < 3; i++, ddd_pos++) *ddd_pos = '.';
00390 *ddd_pos = '\0';
00391 return ddd_w;
00392 }
00393 } else {
00394 if (c == SCC_SETX) {
00395 if (!ignore_setxy) w = *str;
00396 str++;
00397 } else if (c == SCC_SETXY) {
00398 if (!ignore_setxy) w = *str;
00399 str += 2;
00400 } else if (c == SCC_TINYFONT) {
00401 size = FS_SMALL;
00402 ddd = GetCharacterWidth(size, '.') * 3;
00403 } else if (c == SCC_BIGFONT) {
00404 size = FS_LARGE;
00405 ddd = GetCharacterWidth(size, '.') * 3;
00406 } else if (c == '\n') {
00407 DEBUG(misc, 0, "Drawing string using newlines with DrawString instead of DrawStringMultiLine. Please notify the developers of this: [%s]", str);
00408 }
00409 }
00410
00411
00412 if (w + ddd < maxw) {
00413 ddd_w = w + ddd;
00414 ddd_pos = str;
00415 }
00416 }
00417
00418 return w;
00419 }
00420
00421 static int ReallyDoDrawString(const UChar *string, int x, int y, DrawStringParams ¶ms, bool parse_string_also_when_clipped = false);
00422
00429 static int GetStringWidth(const UChar *str, FontSize start_fontsize)
00430 {
00431 FontSize size = start_fontsize;
00432 int max_width;
00433 int width;
00434 WChar c;
00435
00436 width = max_width = 0;
00437 for (;;) {
00438 c = *str++;
00439 if (c == 0) break;
00440 if (IsPrintable(c) && !IsTextDirectionChar(c)) {
00441 width += GetCharacterWidth(size, c);
00442 } else {
00443 switch (c) {
00444 case SCC_SETX:
00445 case SCC_SETXY:
00446
00447 NOT_REACHED();
00448 break;
00449 case SCC_TINYFONT: size = FS_SMALL; break;
00450 case SCC_BIGFONT: size = FS_LARGE; break;
00451 case '\n':
00452 max_width = max(max_width, width);
00453 break;
00454 }
00455 }
00456 }
00457
00458 return max(max_width, width);
00459 }
00460
00479 static int DrawString(int left, int right, int top, char *str, const char *last, DrawStringParams ¶ms, StringAlignment align, bool underline = false, bool truncate = true)
00480 {
00481
00482 int min_left = INT32_MAX;
00483 int max_right = INT32_MIN;
00484
00485 int initial_left = left;
00486 int initial_right = right;
00487 int initial_top = top;
00488
00489 if (truncate) TruncateString(str, right - left + 1, (align & SA_STRIP) == SA_STRIP, params.fontsize);
00490
00491
00492
00493
00494
00495
00496
00497 static SmallVector<UChar *, 4> setx_offsets;
00498 setx_offsets.Clear();
00499
00500 UChar draw_buffer[DRAW_STRING_BUFFER];
00501 UChar *p = draw_buffer;
00502
00503 *setx_offsets.Append() = p;
00504
00505 char *loc = str;
00506 for (;;) {
00507 WChar c;
00508
00509 size_t len = Utf8Decode(&c, loc);
00510 *p++ = c;
00511
00512 if (c == '\0') break;
00513 if (p >= lastof(draw_buffer) - 3) {
00514
00515 *p = '\0';
00516 break;
00517 }
00518 if (c != SCC_SETX && c != SCC_SETXY) {
00519 loc += len;
00520 continue;
00521 }
00522
00523 if (align & SA_STRIP) {
00524
00525
00526 *p-- = '\0';
00527 loc += len + (c == SCC_SETXY ? 2 : 1);
00528 continue;
00529 }
00530
00531 if ((align & SA_HOR_MASK) != SA_LEFT) {
00532 DEBUG(grf, 1, "Using SETX and/or SETXY when not aligned to the left. Fixing alignment...");
00533
00534
00535
00536
00537
00538 align = SA_LEFT | SA_FORCE;
00539 initial_left = left = max(left, (left + right - (int)GetStringBoundingBox(str).width) / 2);
00540 }
00541
00542
00543 if (p != draw_buffer) {
00544 *setx_offsets.Append() = p;
00545 p[-1] = '\0';
00546 *p++ = c;
00547 }
00548
00549
00550 loc += len;
00551
00552 *p++ = *loc++;
00553
00554 if (c == SCC_SETXY) *p++ = *loc++;
00555 }
00556
00557
00558 if (!(align & SA_FORCE) && _current_text_dir == TD_RTL && !(align & SA_STRIP) && (align & SA_HOR_MASK) != SA_HOR_CENTER) align ^= SA_RIGHT;
00559
00560 for (UChar **iter = setx_offsets.Begin(); iter != setx_offsets.End(); iter++) {
00561 UChar *to_draw = *iter;
00562 int offset = 0;
00563
00564
00565 if (*to_draw == SCC_SETX || *to_draw == SCC_SETXY) {
00566 to_draw++;
00567 offset = *to_draw++;
00568 if (*to_draw == SCC_SETXY) top = initial_top + *to_draw++;
00569 }
00570
00571 to_draw = HandleBiDiAndArabicShapes(to_draw);
00572 int w = GetStringWidth(to_draw, params.fontsize);
00573
00574
00575
00576
00577
00578
00579 switch (align & SA_HOR_MASK) {
00580 case SA_LEFT:
00581
00582 left = initial_left + offset;
00583 right = left + w - 1;
00584 break;
00585
00586 case SA_HOR_CENTER:
00587 left = RoundDivSU(initial_right + 1 + initial_left - w, 2);
00588
00589 right = left + w - 1;
00590 break;
00591
00592 case SA_RIGHT:
00593 left = initial_right + 1 - w - offset;
00594 break;
00595
00596 default:
00597 NOT_REACHED();
00598 }
00599
00600 min_left = min(left, min_left);
00601 max_right = max(right, max_right);
00602
00603 ReallyDoDrawString(to_draw, left, top, params, !truncate);
00604 if (underline) {
00605 GfxFillRect(left, top + FONT_HEIGHT_NORMAL, right, top + FONT_HEIGHT_NORMAL, _string_colourremap[1]);
00606 }
00607 }
00608
00609 return (align & SA_HOR_MASK) == SA_RIGHT ? min_left : max_right;
00610 }
00611
00625 int DrawString(int left, int right, int top, const char *str, TextColour colour, StringAlignment align, bool underline)
00626 {
00627 char buffer[DRAW_STRING_BUFFER];
00628 strecpy(buffer, str, lastof(buffer));
00629 DrawStringParams params(colour);
00630 return DrawString(left, right, top, buffer, lastof(buffer), params, align, underline);
00631 }
00632
00646 int DrawString(int left, int right, int top, StringID str, TextColour colour, StringAlignment align, bool underline)
00647 {
00648 char buffer[DRAW_STRING_BUFFER];
00649 GetString(buffer, str, lastof(buffer));
00650 DrawStringParams params(colour);
00651 return DrawString(left, right, top, buffer, lastof(buffer), params, align, underline);
00652 }
00653
00674 uint32 FormatStringLinebreaks(char *str, const char *last, int maxw, FontSize size)
00675 {
00676 int num = 0;
00677
00678 assert(maxw > 0);
00679
00680 for (;;) {
00681
00682 char *last_space = NULL;
00683 int w = 0;
00684
00685 for (;;) {
00686 WChar c = Utf8Consume(const_cast<const char **>(&str));
00687
00688 if (IsWhitespace(c)) last_space = str;
00689
00690 if (IsPrintable(c) && !IsTextDirectionChar(c)) {
00691 int char_w = GetCharacterWidth(size, c);
00692 w += char_w;
00693 if (w > maxw) {
00694
00695
00696 if (w == char_w) {
00697
00698
00699 return num + (size << 16);
00700 }
00701 if (last_space == NULL) {
00702
00703
00704
00705
00706
00707
00708 str = Utf8PrevChar(str);
00709 size_t len = strlen(str);
00710 char *terminator = str + len;
00711
00712
00713
00714
00715 assert(terminator <= last);
00716 assert(*terminator == '\0');
00717
00718
00719 if (terminator == last) {
00720
00721
00722 *Utf8PrevChar(terminator) = '\0';
00723 len = strlen(str);
00724 }
00725
00726 memmove(str + 1, str, len + 1);
00727 *str = '\0';
00728
00729 str++;
00730 } else {
00731
00732 str = last_space;
00733 }
00734 break;
00735 }
00736 } else {
00737 switch (c) {
00738 case '\0': return num + (size << 16);
00739 case SCC_SETX: str++; break;
00740 case SCC_SETXY: str += 2; break;
00741 case SCC_TINYFONT: size = FS_SMALL; break;
00742 case SCC_BIGFONT: size = FS_LARGE; break;
00743 case '\n': goto end_of_inner_loop;
00744 }
00745 }
00746 }
00747 end_of_inner_loop:
00748
00749
00750
00751 num++;
00752 char *s = Utf8PrevChar(str);
00753 *s++ = '\0';
00754
00755
00756 if (str - s >= 1) {
00757 for (; str[-1] != '\0';) *s++ = *str++;
00758 }
00759 }
00760 }
00761
00762
00771 static int GetMultilineStringHeight(const char *src, int num, FontSize start_fontsize)
00772 {
00773 int maxy = 0;
00774 int y = 0;
00775 int fh = GetCharacterHeight(start_fontsize);
00776
00777 for (;;) {
00778 WChar c = Utf8Consume(&src);
00779
00780 switch (c) {
00781 case 0: y += fh; if (--num < 0) return maxy; break;
00782 case '\n': y += fh; break;
00783 case SCC_SETX: src++; break;
00784 case SCC_SETXY: src++; y = (int)*src++; break;
00785 case SCC_TINYFONT: fh = GetCharacterHeight(FS_SMALL); break;
00786 case SCC_BIGFONT: fh = GetCharacterHeight(FS_LARGE); break;
00787 default: maxy = max<int>(maxy, y + fh); break;
00788 }
00789 }
00790 }
00791
00792
00799 int GetStringHeight(StringID str, int maxw)
00800 {
00801 char buffer[DRAW_STRING_BUFFER];
00802
00803 GetString(buffer, str, lastof(buffer));
00804
00805 uint32 tmp = FormatStringLinebreaks(buffer, lastof(buffer), maxw);
00806
00807 return GetMultilineStringHeight(buffer, GB(tmp, 0, 16), FS_NORMAL);
00808 }
00809
00816 Dimension GetStringMultiLineBoundingBox(StringID str, const Dimension &suggestion)
00817 {
00818 Dimension box = {suggestion.width, GetStringHeight(str, suggestion.width)};
00819 return box;
00820 }
00821
00837 static int DrawStringMultiLine(int left, int right, int top, int bottom, char *str, const char *last, TextColour colour, StringAlignment align, bool underline)
00838 {
00839 int maxw = right - left + 1;
00840 int maxh = bottom - top + 1;
00841
00842
00843
00844 if (maxh <= 0) return top;
00845
00846 uint32 tmp = FormatStringLinebreaks(str, last, maxw);
00847 int num = GB(tmp, 0, 16) + 1;
00848
00849 int mt = GetCharacterHeight((FontSize)GB(tmp, 16, 16));
00850 int total_height = num * mt;
00851
00852 int skip_lines = 0;
00853 if (total_height > maxh) {
00854 if (maxh < mt) return top;
00855 if ((align & SA_VERT_MASK) == SA_BOTTOM) {
00856 skip_lines = num;
00857 num = maxh / mt;
00858 skip_lines -= num;
00859 } else {
00860 num = maxh / mt;
00861 }
00862 total_height = num * mt;
00863 }
00864
00865 int y;
00866 switch (align & SA_VERT_MASK) {
00867 case SA_TOP:
00868 y = top;
00869 break;
00870
00871 case SA_VERT_CENTER:
00872 y = RoundDivSU(bottom + top - total_height, 2);
00873 break;
00874
00875 case SA_BOTTOM:
00876 y = bottom - total_height;
00877 break;
00878
00879 default: NOT_REACHED();
00880 }
00881
00882 const char *src = str;
00883 DrawStringParams params(colour);
00884 int written_top = bottom;
00885 for (;;) {
00886 if (skip_lines == 0) {
00887 char buf2[DRAW_STRING_BUFFER];
00888 strecpy(buf2, src, lastof(buf2));
00889 DrawString(left, right, y, buf2, lastof(buf2), params, align, underline, false);
00890 if (written_top > y) written_top = y;
00891 y += mt;
00892 num--;
00893 }
00894
00895 for (;;) {
00896 WChar c = Utf8Consume(&src);
00897 if (c == 0) {
00898 break;
00899 } else if (c == SCC_SETX) {
00900 src++;
00901 } else if (c == SCC_SETXY) {
00902 src += 2;
00903 } else if (skip_lines > 0) {
00904
00905 if (c >= SCC_BLUE && c <= SCC_BLACK) {
00906 params.SetColour((TextColour)(c - SCC_BLUE));
00907 } else if (c == SCC_PREVIOUS_COLOUR) {
00908 params.SetPreviousColour();
00909 } else if (c == SCC_TINYFONT) {
00910 params.SetFontSize(FS_SMALL);
00911 } else if (c == SCC_BIGFONT) {
00912 params.SetFontSize(FS_LARGE);
00913 }
00914
00915 }
00916 }
00917 if (skip_lines > 0) skip_lines--;
00918 if (num == 0) return ((align & SA_VERT_MASK) == SA_BOTTOM) ? written_top : y;
00919 }
00920 }
00921
00936 int DrawStringMultiLine(int left, int right, int top, int bottom, const char *str, TextColour colour, StringAlignment align, bool underline)
00937 {
00938 char buffer[DRAW_STRING_BUFFER];
00939 strecpy(buffer, str, lastof(buffer));
00940 return DrawStringMultiLine(left, right, top, bottom, buffer, lastof(buffer), colour, align, underline);
00941 }
00942
00957 int DrawStringMultiLine(int left, int right, int top, int bottom, StringID str, TextColour colour, StringAlignment align, bool underline)
00958 {
00959 char buffer[DRAW_STRING_BUFFER];
00960 GetString(buffer, str, lastof(buffer));
00961 return DrawStringMultiLine(left, right, top, bottom, buffer, lastof(buffer), colour, align, underline);
00962 }
00963
00974 Dimension GetStringBoundingBox(const char *str, FontSize start_fontsize)
00975 {
00976 FontSize size = start_fontsize;
00977 Dimension br;
00978 uint max_width;
00979 WChar c;
00980
00981 br.width = br.height = max_width = 0;
00982 for (;;) {
00983 c = Utf8Consume(&str);
00984 if (c == 0) break;
00985 if (IsPrintable(c) && !IsTextDirectionChar(c)) {
00986 br.width += GetCharacterWidth(size, c);
00987 } else {
00988 switch (c) {
00989 case SCC_SETX: br.width = max((uint)*str++, br.width); break;
00990 case SCC_SETXY:
00991 br.width = max((uint)*str++, br.width);
00992 br.height = max((uint)*str++, br.height);
00993 break;
00994 case SCC_TINYFONT: size = FS_SMALL; break;
00995 case SCC_BIGFONT: size = FS_LARGE; break;
00996 case '\n':
00997 br.height += GetCharacterHeight(size);
00998 if (br.width > max_width) max_width = br.width;
00999 br.width = 0;
01000 break;
01001 }
01002 }
01003 }
01004 br.height += GetCharacterHeight(size);
01005
01006 br.width = max(br.width, max_width);
01007 return br;
01008 }
01009
01016 Dimension GetStringBoundingBox(StringID strid)
01017 {
01018 char buffer[DRAW_STRING_BUFFER];
01019
01020 GetString(buffer, strid, lastof(buffer));
01021 return GetStringBoundingBox(buffer);
01022 }
01023
01031 void DrawCharCentered(WChar c, int x, int y, TextColour colour)
01032 {
01033 SetColourRemap(colour);
01034 GfxMainBlitter(GetGlyph(FS_NORMAL, c), x - GetCharacterWidth(FS_NORMAL, c) / 2, y, BM_COLOUR_REMAP);
01035 }
01036
01054 static int ReallyDoDrawString(const UChar *string, int x, int y, DrawStringParams ¶ms, bool parse_string_also_when_clipped)
01055 {
01056 DrawPixelInfo *dpi = _cur_dpi;
01057 UChar c;
01058 int xo = x;
01059
01060 if (!parse_string_also_when_clipped) {
01061
01062
01063 if (x >= dpi->left + dpi->width || y >= dpi->top + dpi->height) return x;
01064 }
01065
01066 switch_colour:;
01067 SetColourRemap(params.cur_colour);
01068
01069 check_bounds:
01070 if (y + _max_char_height <= dpi->top || dpi->top + dpi->height <= y) {
01071 skip_char:;
01072 for (;;) {
01073 c = *string++;
01074 if (!IsPrintable(c)) goto skip_cont;
01075 }
01076 }
01077
01078 for (;;) {
01079 c = *string++;
01080 skip_cont:;
01081 if (c == 0) {
01082 return x;
01083 }
01084 if (IsPrintable(c) && !IsTextDirectionChar(c)) {
01085 if (x >= dpi->left + dpi->width) goto skip_char;
01086 if (x + _max_char_width >= dpi->left) {
01087 GfxMainBlitter(GetGlyph(params.fontsize, c), x, y, BM_COLOUR_REMAP);
01088 }
01089 x += GetCharacterWidth(params.fontsize, c);
01090 } else if (c == '\n') {
01091 x = xo;
01092 y += GetCharacterHeight(params.fontsize);
01093 goto check_bounds;
01094 } else if (c >= SCC_BLUE && c <= SCC_BLACK) {
01095 params.SetColour((TextColour)(c - SCC_BLUE));
01096 goto switch_colour;
01097 } else if (c == SCC_PREVIOUS_COLOUR) {
01098 params.SetPreviousColour();
01099 goto switch_colour;
01100 } else if (c == SCC_SETX || c == SCC_SETXY) {
01101
01102 NOT_REACHED();
01103 } else if (c == SCC_TINYFONT) {
01104 params.SetFontSize(FS_SMALL);
01105 } else if (c == SCC_BIGFONT) {
01106 params.SetFontSize(FS_LARGE);
01107 } else if (!IsTextDirectionChar(c)) {
01108 DEBUG(misc, 0, "[utf8] unknown string command character %d", c);
01109 }
01110 }
01111 }
01112
01119 Dimension GetSpriteSize(SpriteID sprid)
01120 {
01121 const Sprite *sprite = GetSprite(sprid, ST_NORMAL);
01122
01123 Dimension d;
01124 d.width = max<int>(0, sprite->x_offs + sprite->width);
01125 d.height = max<int>(0, sprite->y_offs + sprite->height);
01126 return d;
01127 }
01128
01137 void DrawSprite(SpriteID img, PaletteID pal, int x, int y, const SubSprite *sub)
01138 {
01139 SpriteID real_sprite = GB(img, 0, SPRITE_WIDTH);
01140 if (HasBit(img, PALETTE_MODIFIER_TRANSPARENT)) {
01141 _colour_remap_ptr = GetNonSprite(GB(pal, 0, PALETTE_WIDTH), ST_RECOLOUR) + 1;
01142 GfxMainBlitter(GetSprite(real_sprite, ST_NORMAL), x, y, BM_TRANSPARENT, sub, real_sprite);
01143 } else if (pal != PAL_NONE) {
01144 _colour_remap_ptr = GetNonSprite(GB(pal, 0, PALETTE_WIDTH), ST_RECOLOUR) + 1;
01145 GfxMainBlitter(GetSprite(real_sprite, ST_NORMAL), x, y, BM_COLOUR_REMAP, sub, real_sprite);
01146 } else {
01147 GfxMainBlitter(GetSprite(real_sprite, ST_NORMAL), x, y, BM_NORMAL, sub, real_sprite);
01148 }
01149 }
01150
01151 static void GfxMainBlitter(const Sprite *sprite, int x, int y, BlitterMode mode, const SubSprite *sub, SpriteID sprite_id)
01152 {
01153 const DrawPixelInfo *dpi = _cur_dpi;
01154 Blitter::BlitterParams bp;
01155
01156
01157 int clip_left = (sub != NULL ? max(0, -sprite->x_offs + sub->left ) : 0);
01158 int clip_top = (sub != NULL ? max(0, -sprite->y_offs + sub->top ) : 0);
01159 int clip_right = (sub != NULL ? max(0, sprite->width - (-sprite->x_offs + sub->right + 1)) : 0);
01160 int clip_bottom = (sub != NULL ? max(0, sprite->height - (-sprite->y_offs + sub->bottom + 1)) : 0);
01161
01162 if (clip_left + clip_right >= sprite->width) return;
01163 if (clip_top + clip_bottom >= sprite->height) return;
01164
01165
01166 x += sprite->x_offs;
01167 y += sprite->y_offs;
01168
01169
01170 bp.sprite = sprite->data;
01171 bp.sprite_width = sprite->width;
01172 bp.sprite_height = sprite->height;
01173 bp.width = UnScaleByZoom(sprite->width - clip_left - clip_right, dpi->zoom);
01174 bp.height = UnScaleByZoom(sprite->height - clip_top - clip_bottom, dpi->zoom);
01175 bp.top = 0;
01176 bp.left = 0;
01177 bp.skip_left = UnScaleByZoomLower(clip_left, dpi->zoom);
01178 bp.skip_top = UnScaleByZoomLower(clip_top, dpi->zoom);
01179
01180 x += ScaleByZoom(bp.skip_left, dpi->zoom);
01181 y += ScaleByZoom(bp.skip_top, dpi->zoom);
01182
01183 bp.dst = dpi->dst_ptr;
01184 bp.pitch = dpi->pitch;
01185 bp.remap = _colour_remap_ptr;
01186
01187 assert(sprite->width > 0);
01188 assert(sprite->height > 0);
01189
01190 if (bp.width <= 0) return;
01191 if (bp.height <= 0) return;
01192
01193 y -= dpi->top;
01194
01195 if (y < 0) {
01196 bp.height -= -UnScaleByZoom(y, dpi->zoom);
01197 if (bp.height <= 0) return;
01198 bp.skip_top += -UnScaleByZoom(y, dpi->zoom);
01199 y = 0;
01200 } else {
01201 bp.top = UnScaleByZoom(y, dpi->zoom);
01202 }
01203
01204
01205 y += ScaleByZoom(bp.height, dpi->zoom) - dpi->height;
01206 if (y > 0) {
01207 bp.height -= UnScaleByZoom(y, dpi->zoom);
01208 if (bp.height <= 0) return;
01209 }
01210
01211 x -= dpi->left;
01212
01213 if (x < 0) {
01214 bp.width -= -UnScaleByZoom(x, dpi->zoom);
01215 if (bp.width <= 0) return;
01216 bp.skip_left += -UnScaleByZoom(x, dpi->zoom);
01217 x = 0;
01218 } else {
01219 bp.left = UnScaleByZoom(x, dpi->zoom);
01220 }
01221
01222
01223 x += ScaleByZoom(bp.width, dpi->zoom) - dpi->width;
01224 if (x > 0) {
01225 bp.width -= UnScaleByZoom(x, dpi->zoom);
01226 if (bp.width <= 0) return;
01227 }
01228
01229 assert(bp.skip_left + bp.width <= UnScaleByZoom(sprite->width, dpi->zoom));
01230 assert(bp.skip_top + bp.height <= UnScaleByZoom(sprite->height, dpi->zoom));
01231
01232
01233 if (_newgrf_debug_sprite_picker.mode == SPM_REDRAW && sprite_id != SPR_CURSOR_MOUSE) {
01234 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01235 void *topleft = blitter->MoveTo(bp.dst, bp.left, bp.top);
01236 void *bottomright = blitter->MoveTo(topleft, bp.width - 1, bp.height - 1);
01237
01238 void *clicked = _newgrf_debug_sprite_picker.clicked_pixel;
01239
01240 if (topleft <= clicked && clicked <= bottomright) {
01241 uint offset = (((size_t)clicked - (size_t)topleft) / (blitter->GetScreenDepth() / 8)) % bp.pitch;
01242 if (offset < (uint)bp.width) {
01243 _newgrf_debug_sprite_picker.sprites.Include(sprite_id);
01244 }
01245 }
01246 }
01247
01248 BlitterFactoryBase::GetCurrentBlitter()->Draw(&bp, mode, dpi->zoom);
01249 }
01250
01251 void DoPaletteAnimations();
01252
01253 void GfxInitPalettes()
01254 {
01255 memcpy(_cur_palette, _palettes[_use_palette], sizeof(_cur_palette));
01256
01257 DoPaletteAnimations();
01258 _pal_first_dirty = 0;
01259 _pal_count_dirty = 256;
01260 }
01261
01262 #define EXTR(p, q) (((uint16)(palette_animation_counter * (p)) * (q)) >> 16)
01263 #define EXTR2(p, q) (((uint16)(~palette_animation_counter * (p)) * (q)) >> 16)
01264
01265 void DoPaletteAnimations()
01266 {
01267
01268 static int palette_animation_counter = 0;
01269 palette_animation_counter += 8;
01270
01271 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01272 const Colour *s;
01273 const ExtraPaletteValues *ev = &_extra_palette_values;
01274
01275
01276
01277 const int colour_rotation_amount = (_use_palette == PAL_DOS) ? PALETTE_ANIM_SIZE_DOS : PALETTE_ANIM_SIZE_WIN;
01278 Colour old_val[PALETTE_ANIM_SIZE_DOS];
01279 const int oldval_size = colour_rotation_amount * sizeof(*old_val);
01280 const uint old_tc = palette_animation_counter;
01281 uint i;
01282 uint j;
01283
01284 if (blitter != NULL && blitter->UsePaletteAnimation() == Blitter::PALETTE_ANIMATION_NONE) {
01285 palette_animation_counter = 0;
01286 }
01287
01288 Colour *palette_pos = &_cur_palette[PALETTE_ANIM_SIZE_START];
01289
01290
01291 memcpy(old_val, palette_pos, oldval_size);
01292
01293
01294 s = (_settings_game.game_creation.landscape == LT_TOYLAND) ? ev->dark_water_toyland : ev->dark_water;
01295 j = EXTR(320, EPV_CYCLES_DARK_WATER);
01296 for (i = 0; i != EPV_CYCLES_DARK_WATER; i++) {
01297 *palette_pos++ = s[j];
01298 j++;
01299 if (j == EPV_CYCLES_DARK_WATER) j = 0;
01300 }
01301
01302
01303 s = (_settings_game.game_creation.landscape == LT_TOYLAND) ? ev->glitter_water_toyland : ev->glitter_water;
01304 j = EXTR(128, EPV_CYCLES_GLITTER_WATER);
01305 for (i = 0; i != EPV_CYCLES_GLITTER_WATER / 3; i++) {
01306 *palette_pos++ = s[j];
01307 j += 3;
01308 if (j >= EPV_CYCLES_GLITTER_WATER) j -= EPV_CYCLES_GLITTER_WATER;
01309 }
01310
01311
01312 s = ev->fizzy_drink;
01313 j = EXTR2(512, EPV_CYCLES_FIZZY_DRINK);
01314 for (i = 0; i != EPV_CYCLES_FIZZY_DRINK; i++) {
01315 *palette_pos++ = s[j];
01316 j++;
01317 if (j == EPV_CYCLES_FIZZY_DRINK) j = 0;
01318 }
01319
01320
01321 s = ev->oil_refinery;
01322 j = EXTR2(512, EPV_CYCLES_OIL_REFINERY);
01323 for (i = 0; i != EPV_CYCLES_OIL_REFINERY; i++) {
01324 *palette_pos++ = s[j];
01325 j++;
01326 if (j == EPV_CYCLES_OIL_REFINERY) j = 0;
01327 }
01328
01329
01330 {
01331 byte i = (palette_animation_counter >> 1) & 0x7F;
01332 byte v;
01333
01334 if (i < 0x3f) {
01335 v = 255;
01336 } else if (i < 0x4A || i >= 0x75) {
01337 v = 128;
01338 } else {
01339 v = 20;
01340 }
01341 palette_pos->r = v;
01342 palette_pos->g = 0;
01343 palette_pos->b = 0;
01344 palette_pos++;
01345
01346 i ^= 0x40;
01347 if (i < 0x3f) {
01348 v = 255;
01349 } else if (i < 0x4A || i >= 0x75) {
01350 v = 128;
01351 } else {
01352 v = 20;
01353 }
01354 palette_pos->r = v;
01355 palette_pos->g = 0;
01356 palette_pos->b = 0;
01357 palette_pos++;
01358 }
01359
01360
01361 s = ev->lighthouse;
01362 j = EXTR(256, EPV_CYCLES_LIGHTHOUSE);
01363 for (i = 0; i != EPV_CYCLES_LIGHTHOUSE; i++) {
01364 *palette_pos++ = s[j];
01365 j++;
01366 if (j == EPV_CYCLES_LIGHTHOUSE) j = 0;
01367 }
01368
01369
01370 if (_use_palette == PAL_DOS) {
01371
01372 s = (_settings_game.game_creation.landscape == LT_TOYLAND) ? ev->dark_water_toyland : ev->dark_water;
01373 j = EXTR(320, EPV_CYCLES_DARK_WATER);
01374 for (i = 0; i != EPV_CYCLES_DARK_WATER; i++) {
01375 *palette_pos++ = s[j];
01376 j++;
01377 if (j == EPV_CYCLES_DARK_WATER) j = 0;
01378 }
01379
01380
01381 s = (_settings_game.game_creation.landscape == LT_TOYLAND) ? ev->glitter_water_toyland : ev->glitter_water;
01382 j = EXTR(128, EPV_CYCLES_GLITTER_WATER);
01383 for (i = 0; i != EPV_CYCLES_GLITTER_WATER / 3; i++) {
01384 *palette_pos++ = s[j];
01385 j += 3;
01386 if (j >= EPV_CYCLES_GLITTER_WATER) j -= EPV_CYCLES_GLITTER_WATER;
01387 }
01388 }
01389
01390 if (blitter != NULL && blitter->UsePaletteAnimation() == Blitter::PALETTE_ANIMATION_NONE) {
01391 palette_animation_counter = old_tc;
01392 } else {
01393 if (memcmp(old_val, &_cur_palette[PALETTE_ANIM_SIZE_START], oldval_size) != 0) {
01394
01395 _pal_first_dirty = PALETTE_ANIM_SIZE_START;
01396 _pal_count_dirty = colour_rotation_amount;
01397 }
01398 }
01399 }
01400
01401
01403 void LoadStringWidthTable()
01404 {
01405 _max_char_height = 0;
01406 _max_char_width = 0;
01407
01408 for (FontSize fs = FS_BEGIN; fs < FS_END; fs++) {
01409 _max_char_height = max<int>(_max_char_height, GetCharacterHeight(fs));
01410 for (uint i = 0; i != 224; i++) {
01411 _stringwidth_table[fs][i] = GetGlyphWidth(fs, i + 32);
01412 _max_char_width = max<int>(_max_char_width, _stringwidth_table[fs][i]);
01413 }
01414 }
01415
01416
01417 _max_char_height++;
01418 _max_char_width++;
01419
01420 ReInitAllWindows();
01421 }
01422
01429 byte GetCharacterWidth(FontSize size, WChar key)
01430 {
01431
01432 if (key >= 32 && key < 256) return _stringwidth_table[size][key - 32];
01433
01434 return GetGlyphWidth(size, key);
01435 }
01436
01442 byte GetDigitWidth(FontSize size)
01443 {
01444 byte width = 0;
01445 for (char c = '0'; c <= '9'; c++) {
01446 width = max(GetCharacterWidth(size, c), width);
01447 }
01448 return width;
01449 }
01450
01451
01452 void ScreenSizeChanged()
01453 {
01454 _dirty_bytes_per_line = CeilDiv(_screen.width, DIRTY_BLOCK_WIDTH);
01455 _dirty_blocks = ReallocT<byte>(_dirty_blocks, _dirty_bytes_per_line * CeilDiv(_screen.height, DIRTY_BLOCK_HEIGHT));
01456
01457
01458 if (_invalid_rect.right >= _screen.width) _invalid_rect.right = _screen.width;
01459 if (_invalid_rect.bottom >= _screen.height) _invalid_rect.bottom = _screen.height;
01460
01461
01462 _cursor.visible = false;
01463 }
01464
01465 void UndrawMouseCursor()
01466 {
01467
01468 if (_screen.dst_ptr == NULL) return;
01469
01470 if (_cursor.visible) {
01471 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01472 _cursor.visible = false;
01473 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);
01474 _video_driver->MakeDirty(_cursor.draw_pos.x, _cursor.draw_pos.y, _cursor.draw_size.x, _cursor.draw_size.y);
01475 }
01476 }
01477
01478 void DrawMouseCursor()
01479 {
01480 #if defined(WINCE)
01481
01482 return;
01483 #endif
01484
01485
01486 if (_screen.dst_ptr == NULL) return;
01487
01488 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01489 int x;
01490 int y;
01491 int w;
01492 int h;
01493
01494
01495 if (!_cursor.in_window) return;
01496
01497
01498 if (_cursor.visible) {
01499 if (!_cursor.dirty) return;
01500 UndrawMouseCursor();
01501 }
01502
01503 w = _cursor.size.x;
01504 x = _cursor.pos.x + _cursor.offs.x + _cursor.short_vehicle_offset;
01505 if (x < 0) {
01506 w += x;
01507 x = 0;
01508 }
01509 if (w > _screen.width - x) w = _screen.width - x;
01510 if (w <= 0) return;
01511 _cursor.draw_pos.x = x;
01512 _cursor.draw_size.x = w;
01513
01514 h = _cursor.size.y;
01515 y = _cursor.pos.y + _cursor.offs.y;
01516 if (y < 0) {
01517 h += y;
01518 y = 0;
01519 }
01520 if (h > _screen.height - y) h = _screen.height - y;
01521 if (h <= 0) return;
01522 _cursor.draw_pos.y = y;
01523 _cursor.draw_size.y = h;
01524
01525 uint8 *buffer = _cursor_backup.Allocate(blitter->BufferSize(w, h));
01526
01527
01528 blitter->CopyToBuffer(blitter->MoveTo(_screen.dst_ptr, _cursor.draw_pos.x, _cursor.draw_pos.y), buffer, _cursor.draw_size.x, _cursor.draw_size.y);
01529
01530
01531 _cur_dpi = &_screen;
01532 DrawSprite(_cursor.sprite, _cursor.pal, _cursor.pos.x + _cursor.short_vehicle_offset, _cursor.pos.y);
01533
01534 _video_driver->MakeDirty(_cursor.draw_pos.x, _cursor.draw_pos.y, _cursor.draw_size.x, _cursor.draw_size.y);
01535
01536 _cursor.visible = true;
01537 _cursor.dirty = false;
01538 }
01539
01540 void RedrawScreenRect(int left, int top, int right, int bottom)
01541 {
01542 assert(right <= _screen.width && bottom <= _screen.height);
01543 if (_cursor.visible) {
01544 if (right > _cursor.draw_pos.x &&
01545 left < _cursor.draw_pos.x + _cursor.draw_size.x &&
01546 bottom > _cursor.draw_pos.y &&
01547 top < _cursor.draw_pos.y + _cursor.draw_size.y) {
01548 UndrawMouseCursor();
01549 }
01550 }
01551
01552 #ifdef ENABLE_NETWORK
01553 if (_networking) NetworkUndrawChatMessage();
01554 #endif
01555
01556 DrawOverlappedWindowForAll(left, top, right, bottom);
01557
01558 _video_driver->MakeDirty(left, top, right - left, bottom - top);
01559 }
01560
01566 void DrawDirtyBlocks()
01567 {
01568 byte *b = _dirty_blocks;
01569 const int w = Align(_screen.width, DIRTY_BLOCK_WIDTH);
01570 const int h = Align(_screen.height, DIRTY_BLOCK_HEIGHT);
01571 int x;
01572 int y;
01573
01574 if (IsGeneratingWorld()) {
01575
01576
01577 _genworld_paint_mutex->EndCritical();
01578 _genworld_mapgen_mutex->EndCritical();
01579
01580
01581 CSleep(GENWORLD_REDRAW_TIMEOUT);
01582 _realtime_tick += GENWORLD_REDRAW_TIMEOUT;
01583 _genworld_paint_mutex->BeginCritical();
01584 _genworld_mapgen_mutex->BeginCritical();
01585 }
01586
01587 y = 0;
01588 do {
01589 x = 0;
01590 do {
01591 if (*b != 0) {
01592 int left;
01593 int top;
01594 int right = x + DIRTY_BLOCK_WIDTH;
01595 int bottom = y;
01596 byte *p = b;
01597 int h2;
01598
01599
01600 do {
01601 *p = 0;
01602 p += _dirty_bytes_per_line;
01603 bottom += DIRTY_BLOCK_HEIGHT;
01604 } while (bottom != h && *p != 0);
01605
01606
01607 h2 = (bottom - y) / DIRTY_BLOCK_HEIGHT;
01608 assert(h2 > 0);
01609 p = b;
01610
01611 while (right != w) {
01612 byte *p2 = ++p;
01613 int h = h2;
01614
01615 do {
01616 if (!*p2) goto no_more_coalesc;
01617 p2 += _dirty_bytes_per_line;
01618 } while (--h != 0);
01619
01620
01621
01622 right += DIRTY_BLOCK_WIDTH;
01623
01624 h = h2;
01625 p2 = p;
01626 do {
01627 *p2 = 0;
01628 p2 += _dirty_bytes_per_line;
01629 } while (--h != 0);
01630 }
01631 no_more_coalesc:
01632
01633 left = x;
01634 top = y;
01635
01636 if (left < _invalid_rect.left ) left = _invalid_rect.left;
01637 if (top < _invalid_rect.top ) top = _invalid_rect.top;
01638 if (right > _invalid_rect.right ) right = _invalid_rect.right;
01639 if (bottom > _invalid_rect.bottom) bottom = _invalid_rect.bottom;
01640
01641 if (left < right && top < bottom) {
01642 RedrawScreenRect(left, top, right, bottom);
01643 }
01644
01645 }
01646 } while (b++, (x += DIRTY_BLOCK_WIDTH) != w);
01647 } while (b += -(int)(w / DIRTY_BLOCK_WIDTH) + _dirty_bytes_per_line, (y += DIRTY_BLOCK_HEIGHT) != h);
01648
01649 _invalid_rect.left = w;
01650 _invalid_rect.top = h;
01651 _invalid_rect.right = 0;
01652 _invalid_rect.bottom = 0;
01653 }
01654
01670 void SetDirtyBlocks(int left, int top, int right, int bottom)
01671 {
01672 byte *b;
01673 int width;
01674 int height;
01675
01676 if (left < 0) left = 0;
01677 if (top < 0) top = 0;
01678 if (right > _screen.width) right = _screen.width;
01679 if (bottom > _screen.height) bottom = _screen.height;
01680
01681 if (left >= right || top >= bottom) return;
01682
01683 if (left < _invalid_rect.left ) _invalid_rect.left = left;
01684 if (top < _invalid_rect.top ) _invalid_rect.top = top;
01685 if (right > _invalid_rect.right ) _invalid_rect.right = right;
01686 if (bottom > _invalid_rect.bottom) _invalid_rect.bottom = bottom;
01687
01688 left /= DIRTY_BLOCK_WIDTH;
01689 top /= DIRTY_BLOCK_HEIGHT;
01690
01691 b = _dirty_blocks + top * _dirty_bytes_per_line + left;
01692
01693 width = ((right - 1) / DIRTY_BLOCK_WIDTH) - left + 1;
01694 height = ((bottom - 1) / DIRTY_BLOCK_HEIGHT) - top + 1;
01695
01696 assert(width > 0 && height > 0);
01697
01698 do {
01699 int i = width;
01700
01701 do b[--i] = 0xFF; while (i);
01702
01703 b += _dirty_bytes_per_line;
01704 } while (--height != 0);
01705 }
01706
01712 void MarkWholeScreenDirty()
01713 {
01714 SetDirtyBlocks(0, 0, _screen.width, _screen.height);
01715 }
01716
01731 bool FillDrawPixelInfo(DrawPixelInfo *n, int left, int top, int width, int height)
01732 {
01733 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01734 const DrawPixelInfo *o = _cur_dpi;
01735
01736 n->zoom = ZOOM_LVL_NORMAL;
01737
01738 assert(width > 0);
01739 assert(height > 0);
01740
01741 if ((left -= o->left) < 0) {
01742 width += left;
01743 if (width <= 0) return false;
01744 n->left = -left;
01745 left = 0;
01746 } else {
01747 n->left = 0;
01748 }
01749
01750 if (width > o->width - left) {
01751 width = o->width - left;
01752 if (width <= 0) return false;
01753 }
01754 n->width = width;
01755
01756 if ((top -= o->top) < 0) {
01757 height += top;
01758 if (height <= 0) return false;
01759 n->top = -top;
01760 top = 0;
01761 } else {
01762 n->top = 0;
01763 }
01764
01765 n->dst_ptr = blitter->MoveTo(o->dst_ptr, left, top);
01766 n->pitch = o->pitch;
01767
01768 if (height > o->height - top) {
01769 height = o->height - top;
01770 if (height <= 0) return false;
01771 }
01772 n->height = height;
01773
01774 return true;
01775 }
01776
01781 void UpdateCursorSize()
01782 {
01783 CursorVars *cv = &_cursor;
01784 const Sprite *p = GetSprite(GB(cv->sprite, 0, SPRITE_WIDTH), ST_NORMAL);
01785
01786 cv->size.y = p->height;
01787 cv->size.x = p->width;
01788 cv->offs.x = p->x_offs;
01789 cv->offs.y = p->y_offs;
01790
01791 cv->dirty = true;
01792 }
01793
01799 static void SetCursorSprite(CursorID cursor, PaletteID pal)
01800 {
01801 CursorVars *cv = &_cursor;
01802 if (cv->sprite == cursor) return;
01803
01804 cv->sprite = cursor;
01805 cv->pal = pal;
01806 UpdateCursorSize();
01807
01808 cv->short_vehicle_offset = 0;
01809 }
01810
01811 static void SwitchAnimatedCursor()
01812 {
01813 const AnimCursor *cur = _cursor.animate_cur;
01814
01815 if (cur == NULL || cur->sprite == AnimCursor::LAST) cur = _cursor.animate_list;
01816
01817 SetCursorSprite(cur->sprite, _cursor.pal);
01818
01819 _cursor.animate_timeout = cur->display_time;
01820 _cursor.animate_cur = cur + 1;
01821 }
01822
01823 void CursorTick()
01824 {
01825 if (_cursor.animate_timeout != 0 && --_cursor.animate_timeout == 0) {
01826 SwitchAnimatedCursor();
01827 }
01828 }
01829
01836 void SetMouseCursor(CursorID sprite, PaletteID pal)
01837 {
01838
01839 _cursor.animate_timeout = 0;
01840
01841 SetCursorSprite(sprite, pal);
01842 }
01843
01849 void SetAnimatedMouseCursor(const AnimCursor *table)
01850 {
01851 _cursor.animate_list = table;
01852 _cursor.animate_cur = NULL;
01853 _cursor.pal = PAL_NONE;
01854 SwitchAnimatedCursor();
01855 }
01856
01857 bool ChangeResInGame(int width, int height)
01858 {
01859 return (_screen.width == width && _screen.height == height) || _video_driver->ChangeResolution(width, height);
01860 }
01861
01862 bool ToggleFullScreen(bool fs)
01863 {
01864 bool result = _video_driver->ToggleFullscreen(fs);
01865 if (_fullscreen != fs && _num_resolutions == 0) {
01866 DEBUG(driver, 0, "Could not find a suitable fullscreen resolution");
01867 }
01868 return result;
01869 }
01870
01871 static int CDECL compare_res(const Dimension *pa, const Dimension *pb)
01872 {
01873 int x = pa->width - pb->width;
01874 if (x != 0) return x;
01875 return pa->height - pb->height;
01876 }
01877
01878 void SortResolutions(int count)
01879 {
01880 QSortT(_resolutions, count, &compare_res);
01881 }