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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
00288
00289 bool no_shade = (colour & TC_NO_SHADE) != 0 || colour == TC_BLACK;
00290 bool raw_colour = (colour & TC_IS_PALETTE_COLOUR) != 0;
00291 colour &= ~(TC_NO_SHADE | TC_IS_PALETTE_COLOUR);
00292
00293 _string_colourremap[1] = raw_colour ? (byte)colour : _string_colourmap[_use_palette][colour];
00294 _string_colourremap[2] = no_shade ? 0 : (_use_palette == PAL_DOS ? 1 : 215);
00295 _colour_remap_ptr = _string_colourremap;
00296 }
00297
00298 #if !defined(WITH_ICU)
00299 typedef WChar UChar;
00300 static UChar *HandleBiDiAndArabicShapes(UChar *text) { return text; }
00301 #else
00302 #include <unicode/ubidi.h>
00303 #include <unicode/ushape.h>
00304
00334 static UChar *HandleBiDiAndArabicShapes(UChar *buffer)
00335 {
00336 static UChar input_output[DRAW_STRING_BUFFER];
00337 UChar intermediate[DRAW_STRING_BUFFER];
00338
00339 UChar *t = buffer;
00340 size_t length = 0;
00341 while (*t != '\0' && length < lengthof(input_output) - 1) {
00342 input_output[length++] = *t++;
00343 }
00344 input_output[length] = 0;
00345
00346 UErrorCode err = U_ZERO_ERROR;
00347 UBiDi *para = ubidi_openSized((int32_t)length, 0, &err);
00348 if (para == NULL) return buffer;
00349
00350 ubidi_setPara(para, input_output, (int32_t)length, _current_text_dir == TD_RTL ? UBIDI_DEFAULT_RTL : UBIDI_DEFAULT_LTR, NULL, &err);
00351 ubidi_writeReordered(para, intermediate, (int32_t)length, UBIDI_REMOVE_BIDI_CONTROLS, &err);
00352 length = u_shapeArabic(intermediate, (int32_t)length, input_output, lengthof(input_output), U_SHAPE_TEXT_DIRECTION_VISUAL_LTR | U_SHAPE_LETTERS_SHAPE, &err);
00353 ubidi_close(para);
00354
00355 if (U_FAILURE(err)) return buffer;
00356
00357 input_output[length] = '\0';
00358 return input_output;
00359 }
00360 #endif
00361
00362
00372 static int TruncateString(char *str, int maxw, bool ignore_setxy, FontSize start_fontsize)
00373 {
00374 int w = 0;
00375 FontSize size = start_fontsize;
00376 int ddd, ddd_w;
00377
00378 WChar c;
00379 char *ddd_pos;
00380
00381 ddd_w = ddd = GetCharacterWidth(size, '.') * 3;
00382
00383 for (ddd_pos = str; (c = Utf8Consume(const_cast<const char **>(&str))) != '\0'; ) {
00384 if (IsPrintable(c) && !IsTextDirectionChar(c)) {
00385 w += GetCharacterWidth(size, c);
00386
00387 if (w > maxw) {
00388
00389
00390 for (int i = 0; *ddd_pos != '\0' && i < 3; i++, ddd_pos++) *ddd_pos = '.';
00391 *ddd_pos = '\0';
00392 return ddd_w;
00393 }
00394 } else {
00395 if (c == SCC_SETX) {
00396 if (!ignore_setxy) w = *str;
00397 str++;
00398 } else if (c == SCC_SETXY) {
00399 if (!ignore_setxy) w = *str;
00400 str += 2;
00401 } else if (c == SCC_TINYFONT) {
00402 size = FS_SMALL;
00403 ddd = GetCharacterWidth(size, '.') * 3;
00404 } else if (c == SCC_BIGFONT) {
00405 size = FS_LARGE;
00406 ddd = GetCharacterWidth(size, '.') * 3;
00407 } else if (c == '\n') {
00408 DEBUG(misc, 0, "Drawing string using newlines with DrawString instead of DrawStringMultiLine. Please notify the developers of this: [%s]", str);
00409 }
00410 }
00411
00412
00413 if (w + ddd < maxw) {
00414 ddd_w = w + ddd;
00415 ddd_pos = str;
00416 }
00417 }
00418
00419 return w;
00420 }
00421
00422 static int ReallyDoDrawString(const UChar *string, int x, int y, DrawStringParams ¶ms, bool parse_string_also_when_clipped = false);
00423
00430 static int GetStringWidth(const UChar *str, FontSize start_fontsize)
00431 {
00432 FontSize size = start_fontsize;
00433 int max_width;
00434 int width;
00435 WChar c;
00436
00437 width = max_width = 0;
00438 for (;;) {
00439 c = *str++;
00440 if (c == 0) break;
00441 if (IsPrintable(c) && !IsTextDirectionChar(c)) {
00442 width += GetCharacterWidth(size, c);
00443 } else {
00444 switch (c) {
00445 case SCC_SETX:
00446 case SCC_SETXY:
00447
00448 NOT_REACHED();
00449 break;
00450 case SCC_TINYFONT: size = FS_SMALL; break;
00451 case SCC_BIGFONT: size = FS_LARGE; break;
00452 case '\n':
00453 max_width = max(max_width, width);
00454 break;
00455 }
00456 }
00457 }
00458
00459 return max(max_width, width);
00460 }
00461
00480 static int DrawString(int left, int right, int top, char *str, const char *last, DrawStringParams ¶ms, StringAlignment align, bool underline = false, bool truncate = true)
00481 {
00482
00483 int min_left = INT32_MAX;
00484 int max_right = INT32_MIN;
00485
00486 int initial_left = left;
00487 int initial_right = right;
00488 int initial_top = top;
00489
00490 if (truncate) TruncateString(str, right - left + 1, (align & SA_STRIP) == SA_STRIP, params.fontsize);
00491
00492
00493
00494
00495
00496
00497
00498 static SmallVector<UChar *, 4> setx_offsets;
00499 setx_offsets.Clear();
00500
00501 UChar draw_buffer[DRAW_STRING_BUFFER];
00502 UChar *p = draw_buffer;
00503
00504 *setx_offsets.Append() = p;
00505
00506 char *loc = str;
00507 for (;;) {
00508 WChar c;
00509
00510 size_t len = Utf8Decode(&c, loc);
00511 *p++ = c;
00512
00513 if (c == '\0') break;
00514 if (p >= lastof(draw_buffer) - 3) {
00515
00516 *p = '\0';
00517 break;
00518 }
00519 if (c != SCC_SETX && c != SCC_SETXY) {
00520 loc += len;
00521 continue;
00522 }
00523
00524 if (align & SA_STRIP) {
00525
00526
00527 *p-- = '\0';
00528 loc += len + (c == SCC_SETXY ? 2 : 1);
00529 continue;
00530 }
00531
00532 if ((align & SA_HOR_MASK) != SA_LEFT) {
00533 DEBUG(grf, 1, "Using SETX and/or SETXY when not aligned to the left. Fixing alignment...");
00534
00535
00536
00537
00538
00539 align = SA_LEFT | SA_FORCE;
00540 initial_left = left = max(left, (left + right - (int)GetStringBoundingBox(str).width) / 2);
00541 }
00542
00543
00544 if (p != draw_buffer) {
00545 *setx_offsets.Append() = p;
00546 p[-1] = '\0';
00547 *p++ = c;
00548 }
00549
00550
00551 loc += len;
00552
00553 *p++ = *loc++;
00554
00555 if (c == SCC_SETXY) *p++ = *loc++;
00556 }
00557
00558
00559 if (!(align & SA_FORCE) && _current_text_dir == TD_RTL && !(align & SA_STRIP) && (align & SA_HOR_MASK) != SA_HOR_CENTER) align ^= SA_RIGHT;
00560
00561 for (UChar **iter = setx_offsets.Begin(); iter != setx_offsets.End(); iter++) {
00562 UChar *to_draw = *iter;
00563 int offset = 0;
00564
00565
00566 if (*to_draw == SCC_SETX || *to_draw == SCC_SETXY) {
00567 to_draw++;
00568 offset = *to_draw++;
00569 if (*to_draw == SCC_SETXY) top = initial_top + *to_draw++;
00570 }
00571
00572 to_draw = HandleBiDiAndArabicShapes(to_draw);
00573 int w = GetStringWidth(to_draw, params.fontsize);
00574
00575
00576
00577
00578
00579
00580 switch (align & SA_HOR_MASK) {
00581 case SA_LEFT:
00582
00583 left = initial_left + offset;
00584 right = left + w - 1;
00585 break;
00586
00587 case SA_HOR_CENTER:
00588 left = RoundDivSU(initial_right + 1 + initial_left - w, 2);
00589
00590 right = left + w - 1;
00591 break;
00592
00593 case SA_RIGHT:
00594 left = initial_right + 1 - w - offset;
00595 break;
00596
00597 default:
00598 NOT_REACHED();
00599 }
00600
00601 min_left = min(left, min_left);
00602 max_right = max(right, max_right);
00603
00604 ReallyDoDrawString(to_draw, left, top, params, !truncate);
00605 if (underline) {
00606 GfxFillRect(left, top + FONT_HEIGHT_NORMAL, right, top + FONT_HEIGHT_NORMAL, _string_colourremap[1]);
00607 }
00608 }
00609
00610 return (align & SA_HOR_MASK) == SA_RIGHT ? min_left : max_right;
00611 }
00612
00626 int DrawString(int left, int right, int top, const char *str, TextColour colour, StringAlignment align, bool underline)
00627 {
00628 char buffer[DRAW_STRING_BUFFER];
00629 strecpy(buffer, str, lastof(buffer));
00630 DrawStringParams params(colour);
00631 return DrawString(left, right, top, buffer, lastof(buffer), params, align, underline);
00632 }
00633
00647 int DrawString(int left, int right, int top, StringID str, TextColour colour, StringAlignment align, bool underline)
00648 {
00649 char buffer[DRAW_STRING_BUFFER];
00650 GetString(buffer, str, lastof(buffer));
00651 DrawStringParams params(colour);
00652 return DrawString(left, right, top, buffer, lastof(buffer), params, align, underline);
00653 }
00654
00675 uint32 FormatStringLinebreaks(char *str, const char *last, int maxw, FontSize size)
00676 {
00677 int num = 0;
00678
00679 assert(maxw > 0);
00680
00681 for (;;) {
00682
00683 char *last_space = NULL;
00684 int w = 0;
00685
00686 for (;;) {
00687 WChar c = Utf8Consume(const_cast<const char **>(&str));
00688
00689 if (IsWhitespace(c)) last_space = str;
00690
00691 if (IsPrintable(c) && !IsTextDirectionChar(c)) {
00692 int char_w = GetCharacterWidth(size, c);
00693 w += char_w;
00694 if (w > maxw) {
00695
00696
00697 if (w == char_w) {
00698
00699
00700 return num + (size << 16);
00701 }
00702 if (last_space == NULL) {
00703
00704
00705
00706
00707
00708
00709 str = Utf8PrevChar(str);
00710 size_t len = strlen(str);
00711 char *terminator = str + len;
00712
00713
00714
00715
00716 assert(terminator <= last);
00717 assert(*terminator == '\0');
00718
00719
00720 if (terminator == last) {
00721
00722
00723 *Utf8PrevChar(terminator) = '\0';
00724 len = strlen(str);
00725 }
00726
00727 memmove(str + 1, str, len + 1);
00728 *str = '\0';
00729
00730 str++;
00731 } else {
00732
00733 str = last_space;
00734 }
00735 break;
00736 }
00737 } else {
00738 switch (c) {
00739 case '\0': return num + (size << 16);
00740 case SCC_SETX: str++; break;
00741 case SCC_SETXY: str += 2; break;
00742 case SCC_TINYFONT: size = FS_SMALL; break;
00743 case SCC_BIGFONT: size = FS_LARGE; break;
00744 case '\n': goto end_of_inner_loop;
00745 }
00746 }
00747 }
00748 end_of_inner_loop:
00749
00750
00751
00752 num++;
00753 char *s = Utf8PrevChar(str);
00754 *s++ = '\0';
00755
00756
00757 if (str - s >= 1) {
00758 for (; str[-1] != '\0';) *s++ = *str++;
00759 }
00760 }
00761 }
00762
00763
00772 static int GetMultilineStringHeight(const char *src, int num, FontSize start_fontsize)
00773 {
00774 int maxy = 0;
00775 int y = 0;
00776 int fh = GetCharacterHeight(start_fontsize);
00777
00778 for (;;) {
00779 WChar c = Utf8Consume(&src);
00780
00781 switch (c) {
00782 case 0: y += fh; if (--num < 0) return maxy; break;
00783 case '\n': y += fh; break;
00784 case SCC_SETX: src++; break;
00785 case SCC_SETXY: src++; y = (int)*src++; break;
00786 case SCC_TINYFONT: fh = GetCharacterHeight(FS_SMALL); break;
00787 case SCC_BIGFONT: fh = GetCharacterHeight(FS_LARGE); break;
00788 default: maxy = max<int>(maxy, y + fh); break;
00789 }
00790 }
00791 }
00792
00793
00800 int GetStringHeight(StringID str, int maxw)
00801 {
00802 char buffer[DRAW_STRING_BUFFER];
00803
00804 GetString(buffer, str, lastof(buffer));
00805
00806 uint32 tmp = FormatStringLinebreaks(buffer, lastof(buffer), maxw);
00807
00808 return GetMultilineStringHeight(buffer, GB(tmp, 0, 16), FS_NORMAL);
00809 }
00810
00817 Dimension GetStringMultiLineBoundingBox(StringID str, const Dimension &suggestion)
00818 {
00819 Dimension box = {suggestion.width, GetStringHeight(str, suggestion.width)};
00820 return box;
00821 }
00822
00838 static int DrawStringMultiLine(int left, int right, int top, int bottom, char *str, const char *last, TextColour colour, StringAlignment align, bool underline)
00839 {
00840 int maxw = right - left + 1;
00841 int maxh = bottom - top + 1;
00842
00843
00844
00845 if (maxh <= 0) return top;
00846
00847 uint32 tmp = FormatStringLinebreaks(str, last, maxw);
00848 int num = GB(tmp, 0, 16) + 1;
00849
00850 int mt = GetCharacterHeight((FontSize)GB(tmp, 16, 16));
00851 int total_height = num * mt;
00852
00853 int skip_lines = 0;
00854 if (total_height > maxh) {
00855 if (maxh < mt) return top;
00856 if ((align & SA_VERT_MASK) == SA_BOTTOM) {
00857 skip_lines = num;
00858 num = maxh / mt;
00859 skip_lines -= num;
00860 } else {
00861 num = maxh / mt;
00862 }
00863 total_height = num * mt;
00864 }
00865
00866 int y;
00867 switch (align & SA_VERT_MASK) {
00868 case SA_TOP:
00869 y = top;
00870 break;
00871
00872 case SA_VERT_CENTER:
00873 y = RoundDivSU(bottom + top - total_height, 2);
00874 break;
00875
00876 case SA_BOTTOM:
00877 y = bottom - total_height;
00878 break;
00879
00880 default: NOT_REACHED();
00881 }
00882
00883 const char *src = str;
00884 DrawStringParams params(colour);
00885 int written_top = bottom;
00886 for (;;) {
00887 if (skip_lines == 0) {
00888 char buf2[DRAW_STRING_BUFFER];
00889 strecpy(buf2, src, lastof(buf2));
00890 DrawString(left, right, y, buf2, lastof(buf2), params, align, underline, false);
00891 if (written_top > y) written_top = y;
00892 y += mt;
00893 num--;
00894 }
00895
00896 for (;;) {
00897 WChar c = Utf8Consume(&src);
00898 if (c == 0) {
00899 break;
00900 } else if (c == SCC_SETX) {
00901 src++;
00902 } else if (c == SCC_SETXY) {
00903 src += 2;
00904 } else if (skip_lines > 0) {
00905
00906 if (c >= SCC_BLUE && c <= SCC_BLACK) {
00907 params.SetColour((TextColour)(c - SCC_BLUE));
00908 } else if (c == SCC_PREVIOUS_COLOUR) {
00909 params.SetPreviousColour();
00910 } else if (c == SCC_TINYFONT) {
00911 params.SetFontSize(FS_SMALL);
00912 } else if (c == SCC_BIGFONT) {
00913 params.SetFontSize(FS_LARGE);
00914 }
00915
00916 }
00917 }
00918 if (skip_lines > 0) skip_lines--;
00919 if (num == 0) return ((align & SA_VERT_MASK) == SA_BOTTOM) ? written_top : y;
00920 }
00921 }
00922
00937 int DrawStringMultiLine(int left, int right, int top, int bottom, const char *str, TextColour colour, StringAlignment align, bool underline)
00938 {
00939 char buffer[DRAW_STRING_BUFFER];
00940 strecpy(buffer, str, lastof(buffer));
00941 return DrawStringMultiLine(left, right, top, bottom, buffer, lastof(buffer), colour, align, underline);
00942 }
00943
00958 int DrawStringMultiLine(int left, int right, int top, int bottom, StringID str, TextColour colour, StringAlignment align, bool underline)
00959 {
00960 char buffer[DRAW_STRING_BUFFER];
00961 GetString(buffer, str, lastof(buffer));
00962 return DrawStringMultiLine(left, right, top, bottom, buffer, lastof(buffer), colour, align, underline);
00963 }
00964
00975 Dimension GetStringBoundingBox(const char *str, FontSize start_fontsize)
00976 {
00977 FontSize size = start_fontsize;
00978 Dimension br;
00979 uint max_width;
00980 WChar c;
00981
00982 br.width = br.height = max_width = 0;
00983 for (;;) {
00984 c = Utf8Consume(&str);
00985 if (c == 0) break;
00986 if (IsPrintable(c) && !IsTextDirectionChar(c)) {
00987 br.width += GetCharacterWidth(size, c);
00988 } else {
00989 switch (c) {
00990 case SCC_SETX: br.width = max((uint)*str++, br.width); break;
00991 case SCC_SETXY:
00992 br.width = max((uint)*str++, br.width);
00993 br.height = max((uint)*str++, br.height);
00994 break;
00995 case SCC_TINYFONT: size = FS_SMALL; break;
00996 case SCC_BIGFONT: size = FS_LARGE; break;
00997 case '\n':
00998 br.height += GetCharacterHeight(size);
00999 if (br.width > max_width) max_width = br.width;
01000 br.width = 0;
01001 break;
01002 }
01003 }
01004 }
01005 br.height += GetCharacterHeight(size);
01006
01007 br.width = max(br.width, max_width);
01008 return br;
01009 }
01010
01017 Dimension GetStringBoundingBox(StringID strid)
01018 {
01019 char buffer[DRAW_STRING_BUFFER];
01020
01021 GetString(buffer, strid, lastof(buffer));
01022 return GetStringBoundingBox(buffer);
01023 }
01024
01032 void DrawCharCentered(WChar c, int x, int y, TextColour colour)
01033 {
01034 SetColourRemap(colour);
01035 GfxMainBlitter(GetGlyph(FS_NORMAL, c), x - GetCharacterWidth(FS_NORMAL, c) / 2, y, BM_COLOUR_REMAP);
01036 }
01037
01055 static int ReallyDoDrawString(const UChar *string, int x, int y, DrawStringParams ¶ms, bool parse_string_also_when_clipped)
01056 {
01057 DrawPixelInfo *dpi = _cur_dpi;
01058 UChar c;
01059 int xo = x;
01060
01061 if (!parse_string_also_when_clipped) {
01062
01063
01064 if (x >= dpi->left + dpi->width || y >= dpi->top + dpi->height) return x;
01065 }
01066
01067 switch_colour:;
01068 SetColourRemap(params.cur_colour);
01069
01070 check_bounds:
01071 if (y + _max_char_height <= dpi->top || dpi->top + dpi->height <= y) {
01072 skip_char:;
01073 for (;;) {
01074 c = *string++;
01075 if (!IsPrintable(c)) goto skip_cont;
01076 }
01077 }
01078
01079 for (;;) {
01080 c = *string++;
01081 skip_cont:;
01082 if (c == 0) {
01083 return x;
01084 }
01085 if (IsPrintable(c) && !IsTextDirectionChar(c)) {
01086 if (x >= dpi->left + dpi->width) goto skip_char;
01087 if (x + _max_char_width >= dpi->left) {
01088 GfxMainBlitter(GetGlyph(params.fontsize, c), x, y, BM_COLOUR_REMAP);
01089 }
01090 x += GetCharacterWidth(params.fontsize, c);
01091 } else if (c == '\n') {
01092 x = xo;
01093 y += GetCharacterHeight(params.fontsize);
01094 goto check_bounds;
01095 } else if (c >= SCC_BLUE && c <= SCC_BLACK) {
01096 params.SetColour((TextColour)(c - SCC_BLUE));
01097 goto switch_colour;
01098 } else if (c == SCC_PREVIOUS_COLOUR) {
01099 params.SetPreviousColour();
01100 goto switch_colour;
01101 } else if (c == SCC_SETX || c == SCC_SETXY) {
01102
01103 NOT_REACHED();
01104 } else if (c == SCC_TINYFONT) {
01105 params.SetFontSize(FS_SMALL);
01106 } else if (c == SCC_BIGFONT) {
01107 params.SetFontSize(FS_LARGE);
01108 } else if (!IsTextDirectionChar(c)) {
01109 DEBUG(misc, 0, "[utf8] unknown string command character %d", c);
01110 }
01111 }
01112 }
01113
01120 Dimension GetSpriteSize(SpriteID sprid)
01121 {
01122 const Sprite *sprite = GetSprite(sprid, ST_NORMAL);
01123
01124 Dimension d;
01125 d.width = max<int>(0, sprite->x_offs + sprite->width);
01126 d.height = max<int>(0, sprite->y_offs + sprite->height);
01127 return d;
01128 }
01129
01138 void DrawSprite(SpriteID img, PaletteID pal, int x, int y, const SubSprite *sub)
01139 {
01140 SpriteID real_sprite = GB(img, 0, SPRITE_WIDTH);
01141 if (HasBit(img, PALETTE_MODIFIER_TRANSPARENT)) {
01142 _colour_remap_ptr = GetNonSprite(GB(pal, 0, PALETTE_WIDTH), ST_RECOLOUR) + 1;
01143 GfxMainBlitter(GetSprite(real_sprite, ST_NORMAL), x, y, BM_TRANSPARENT, sub, real_sprite);
01144 } else if (pal != PAL_NONE) {
01145 _colour_remap_ptr = GetNonSprite(GB(pal, 0, PALETTE_WIDTH), ST_RECOLOUR) + 1;
01146 GfxMainBlitter(GetSprite(real_sprite, ST_NORMAL), x, y, BM_COLOUR_REMAP, sub, real_sprite);
01147 } else {
01148 GfxMainBlitter(GetSprite(real_sprite, ST_NORMAL), x, y, BM_NORMAL, sub, real_sprite);
01149 }
01150 }
01151
01152 static void GfxMainBlitter(const Sprite *sprite, int x, int y, BlitterMode mode, const SubSprite *sub, SpriteID sprite_id)
01153 {
01154 const DrawPixelInfo *dpi = _cur_dpi;
01155 Blitter::BlitterParams bp;
01156
01157
01158 int clip_left = (sub != NULL ? max(0, -sprite->x_offs + sub->left ) : 0);
01159 int clip_top = (sub != NULL ? max(0, -sprite->y_offs + sub->top ) : 0);
01160 int clip_right = (sub != NULL ? max(0, sprite->width - (-sprite->x_offs + sub->right + 1)) : 0);
01161 int clip_bottom = (sub != NULL ? max(0, sprite->height - (-sprite->y_offs + sub->bottom + 1)) : 0);
01162
01163 if (clip_left + clip_right >= sprite->width) return;
01164 if (clip_top + clip_bottom >= sprite->height) return;
01165
01166
01167 x += sprite->x_offs;
01168 y += sprite->y_offs;
01169
01170
01171 bp.sprite = sprite->data;
01172 bp.sprite_width = sprite->width;
01173 bp.sprite_height = sprite->height;
01174 bp.width = UnScaleByZoom(sprite->width - clip_left - clip_right, dpi->zoom);
01175 bp.height = UnScaleByZoom(sprite->height - clip_top - clip_bottom, dpi->zoom);
01176 bp.top = 0;
01177 bp.left = 0;
01178 bp.skip_left = UnScaleByZoomLower(clip_left, dpi->zoom);
01179 bp.skip_top = UnScaleByZoomLower(clip_top, dpi->zoom);
01180
01181 x += ScaleByZoom(bp.skip_left, dpi->zoom);
01182 y += ScaleByZoom(bp.skip_top, dpi->zoom);
01183
01184 bp.dst = dpi->dst_ptr;
01185 bp.pitch = dpi->pitch;
01186 bp.remap = _colour_remap_ptr;
01187
01188 assert(sprite->width > 0);
01189 assert(sprite->height > 0);
01190
01191 if (bp.width <= 0) return;
01192 if (bp.height <= 0) return;
01193
01194 y -= dpi->top;
01195
01196 if (y < 0) {
01197 bp.height -= -UnScaleByZoom(y, dpi->zoom);
01198 if (bp.height <= 0) return;
01199 bp.skip_top += -UnScaleByZoom(y, dpi->zoom);
01200 y = 0;
01201 } else {
01202 bp.top = UnScaleByZoom(y, dpi->zoom);
01203 }
01204
01205
01206 y += ScaleByZoom(bp.height, dpi->zoom) - dpi->height;
01207 if (y > 0) {
01208 bp.height -= UnScaleByZoom(y, dpi->zoom);
01209 if (bp.height <= 0) return;
01210 }
01211
01212 x -= dpi->left;
01213
01214 if (x < 0) {
01215 bp.width -= -UnScaleByZoom(x, dpi->zoom);
01216 if (bp.width <= 0) return;
01217 bp.skip_left += -UnScaleByZoom(x, dpi->zoom);
01218 x = 0;
01219 } else {
01220 bp.left = UnScaleByZoom(x, dpi->zoom);
01221 }
01222
01223
01224 x += ScaleByZoom(bp.width, dpi->zoom) - dpi->width;
01225 if (x > 0) {
01226 bp.width -= UnScaleByZoom(x, dpi->zoom);
01227 if (bp.width <= 0) return;
01228 }
01229
01230 assert(bp.skip_left + bp.width <= UnScaleByZoom(sprite->width, dpi->zoom));
01231 assert(bp.skip_top + bp.height <= UnScaleByZoom(sprite->height, dpi->zoom));
01232
01233
01234 if (_newgrf_debug_sprite_picker.mode == SPM_REDRAW && sprite_id != SPR_CURSOR_MOUSE) {
01235 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01236 void *topleft = blitter->MoveTo(bp.dst, bp.left, bp.top);
01237 void *bottomright = blitter->MoveTo(topleft, bp.width - 1, bp.height - 1);
01238
01239 void *clicked = _newgrf_debug_sprite_picker.clicked_pixel;
01240
01241 if (topleft <= clicked && clicked <= bottomright) {
01242 uint offset = (((size_t)clicked - (size_t)topleft) / (blitter->GetScreenDepth() / 8)) % bp.pitch;
01243 if (offset < (uint)bp.width) {
01244 _newgrf_debug_sprite_picker.sprites.Include(sprite_id);
01245 }
01246 }
01247 }
01248
01249 BlitterFactoryBase::GetCurrentBlitter()->Draw(&bp, mode, dpi->zoom);
01250 }
01251
01252 void DoPaletteAnimations();
01253
01254 void GfxInitPalettes()
01255 {
01256 memcpy(_cur_palette, _palettes[_use_palette], sizeof(_cur_palette));
01257
01258 DoPaletteAnimations();
01259 _pal_first_dirty = 0;
01260 _pal_count_dirty = 256;
01261 }
01262
01263 #define EXTR(p, q) (((uint16)(palette_animation_counter * (p)) * (q)) >> 16)
01264 #define EXTR2(p, q) (((uint16)(~palette_animation_counter * (p)) * (q)) >> 16)
01265
01266 void DoPaletteAnimations()
01267 {
01268
01269 static int palette_animation_counter = 0;
01270 palette_animation_counter += 8;
01271
01272 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01273 const Colour *s;
01274 const ExtraPaletteValues *ev = &_extra_palette_values;
01275
01276
01277
01278 const int colour_rotation_amount = (_use_palette == PAL_DOS) ? PALETTE_ANIM_SIZE_DOS : PALETTE_ANIM_SIZE_WIN;
01279 Colour old_val[PALETTE_ANIM_SIZE_DOS];
01280 const int oldval_size = colour_rotation_amount * sizeof(*old_val);
01281 const uint old_tc = palette_animation_counter;
01282 uint i;
01283 uint j;
01284
01285 if (blitter != NULL && blitter->UsePaletteAnimation() == Blitter::PALETTE_ANIMATION_NONE) {
01286 palette_animation_counter = 0;
01287 }
01288
01289 Colour *palette_pos = &_cur_palette[PALETTE_ANIM_SIZE_START];
01290
01291
01292 memcpy(old_val, palette_pos, oldval_size);
01293
01294
01295 s = (_settings_game.game_creation.landscape == LT_TOYLAND) ? ev->dark_water_toyland : ev->dark_water;
01296 j = EXTR(320, EPV_CYCLES_DARK_WATER);
01297 for (i = 0; i != EPV_CYCLES_DARK_WATER; i++) {
01298 *palette_pos++ = s[j];
01299 j++;
01300 if (j == EPV_CYCLES_DARK_WATER) j = 0;
01301 }
01302
01303
01304 s = (_settings_game.game_creation.landscape == LT_TOYLAND) ? ev->glitter_water_toyland : ev->glitter_water;
01305 j = EXTR(128, EPV_CYCLES_GLITTER_WATER);
01306 for (i = 0; i != EPV_CYCLES_GLITTER_WATER / 3; i++) {
01307 *palette_pos++ = s[j];
01308 j += 3;
01309 if (j >= EPV_CYCLES_GLITTER_WATER) j -= EPV_CYCLES_GLITTER_WATER;
01310 }
01311
01312
01313 s = ev->fizzy_drink;
01314 j = EXTR2(512, EPV_CYCLES_FIZZY_DRINK);
01315 for (i = 0; i != EPV_CYCLES_FIZZY_DRINK; i++) {
01316 *palette_pos++ = s[j];
01317 j++;
01318 if (j == EPV_CYCLES_FIZZY_DRINK) j = 0;
01319 }
01320
01321
01322 s = ev->oil_refinery;
01323 j = EXTR2(512, EPV_CYCLES_OIL_REFINERY);
01324 for (i = 0; i != EPV_CYCLES_OIL_REFINERY; i++) {
01325 *palette_pos++ = s[j];
01326 j++;
01327 if (j == EPV_CYCLES_OIL_REFINERY) j = 0;
01328 }
01329
01330
01331 {
01332 byte i = (palette_animation_counter >> 1) & 0x7F;
01333 byte v;
01334
01335 if (i < 0x3f) {
01336 v = 255;
01337 } else if (i < 0x4A || i >= 0x75) {
01338 v = 128;
01339 } else {
01340 v = 20;
01341 }
01342 palette_pos->r = v;
01343 palette_pos->g = 0;
01344 palette_pos->b = 0;
01345 palette_pos++;
01346
01347 i ^= 0x40;
01348 if (i < 0x3f) {
01349 v = 255;
01350 } else if (i < 0x4A || i >= 0x75) {
01351 v = 128;
01352 } else {
01353 v = 20;
01354 }
01355 palette_pos->r = v;
01356 palette_pos->g = 0;
01357 palette_pos->b = 0;
01358 palette_pos++;
01359 }
01360
01361
01362 s = ev->lighthouse;
01363 j = EXTR(256, EPV_CYCLES_LIGHTHOUSE);
01364 for (i = 0; i != EPV_CYCLES_LIGHTHOUSE; i++) {
01365 *palette_pos++ = s[j];
01366 j++;
01367 if (j == EPV_CYCLES_LIGHTHOUSE) j = 0;
01368 }
01369
01370
01371 if (_use_palette == PAL_DOS) {
01372
01373 s = (_settings_game.game_creation.landscape == LT_TOYLAND) ? ev->dark_water_toyland : ev->dark_water;
01374 j = EXTR(320, EPV_CYCLES_DARK_WATER);
01375 for (i = 0; i != EPV_CYCLES_DARK_WATER; i++) {
01376 *palette_pos++ = s[j];
01377 j++;
01378 if (j == EPV_CYCLES_DARK_WATER) j = 0;
01379 }
01380
01381
01382 s = (_settings_game.game_creation.landscape == LT_TOYLAND) ? ev->glitter_water_toyland : ev->glitter_water;
01383 j = EXTR(128, EPV_CYCLES_GLITTER_WATER);
01384 for (i = 0; i != EPV_CYCLES_GLITTER_WATER / 3; i++) {
01385 *palette_pos++ = s[j];
01386 j += 3;
01387 if (j >= EPV_CYCLES_GLITTER_WATER) j -= EPV_CYCLES_GLITTER_WATER;
01388 }
01389 }
01390
01391 if (blitter != NULL && blitter->UsePaletteAnimation() == Blitter::PALETTE_ANIMATION_NONE) {
01392 palette_animation_counter = old_tc;
01393 } else {
01394 if (memcmp(old_val, &_cur_palette[PALETTE_ANIM_SIZE_START], oldval_size) != 0) {
01395
01396 _pal_first_dirty = PALETTE_ANIM_SIZE_START;
01397 _pal_count_dirty = colour_rotation_amount;
01398 }
01399 }
01400 }
01401
01402
01404 void LoadStringWidthTable()
01405 {
01406 _max_char_height = 0;
01407 _max_char_width = 0;
01408
01409 for (FontSize fs = FS_BEGIN; fs < FS_END; fs++) {
01410 _max_char_height = max<int>(_max_char_height, GetCharacterHeight(fs));
01411 for (uint i = 0; i != 224; i++) {
01412 _stringwidth_table[fs][i] = GetGlyphWidth(fs, i + 32);
01413 _max_char_width = max<int>(_max_char_width, _stringwidth_table[fs][i]);
01414 }
01415 }
01416
01417
01418 _max_char_height++;
01419 _max_char_width++;
01420
01421 ReInitAllWindows();
01422 }
01423
01430 byte GetCharacterWidth(FontSize size, WChar key)
01431 {
01432
01433 if (key >= 32 && key < 256) return _stringwidth_table[size][key - 32];
01434
01435 return GetGlyphWidth(size, key);
01436 }
01437
01443 byte GetDigitWidth(FontSize size)
01444 {
01445 byte width = 0;
01446 for (char c = '0'; c <= '9'; c++) {
01447 width = max(GetCharacterWidth(size, c), width);
01448 }
01449 return width;
01450 }
01451
01452
01453 void ScreenSizeChanged()
01454 {
01455 _dirty_bytes_per_line = CeilDiv(_screen.width, DIRTY_BLOCK_WIDTH);
01456 _dirty_blocks = ReallocT<byte>(_dirty_blocks, _dirty_bytes_per_line * CeilDiv(_screen.height, DIRTY_BLOCK_HEIGHT));
01457
01458
01459 if (_invalid_rect.right >= _screen.width) _invalid_rect.right = _screen.width;
01460 if (_invalid_rect.bottom >= _screen.height) _invalid_rect.bottom = _screen.height;
01461
01462
01463 _cursor.visible = false;
01464 }
01465
01466 void UndrawMouseCursor()
01467 {
01468
01469 if (_screen.dst_ptr == NULL) return;
01470
01471 if (_cursor.visible) {
01472 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01473 _cursor.visible = false;
01474 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);
01475 _video_driver->MakeDirty(_cursor.draw_pos.x, _cursor.draw_pos.y, _cursor.draw_size.x, _cursor.draw_size.y);
01476 }
01477 }
01478
01479 void DrawMouseCursor()
01480 {
01481 #if defined(WINCE)
01482
01483 return;
01484 #endif
01485
01486
01487 if (_screen.dst_ptr == NULL) return;
01488
01489 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01490 int x;
01491 int y;
01492 int w;
01493 int h;
01494
01495
01496 if (!_cursor.in_window) return;
01497
01498
01499 if (_cursor.visible) {
01500 if (!_cursor.dirty) return;
01501 UndrawMouseCursor();
01502 }
01503
01504 w = _cursor.size.x;
01505 x = _cursor.pos.x + _cursor.offs.x + _cursor.short_vehicle_offset;
01506 if (x < 0) {
01507 w += x;
01508 x = 0;
01509 }
01510 if (w > _screen.width - x) w = _screen.width - x;
01511 if (w <= 0) return;
01512 _cursor.draw_pos.x = x;
01513 _cursor.draw_size.x = w;
01514
01515 h = _cursor.size.y;
01516 y = _cursor.pos.y + _cursor.offs.y;
01517 if (y < 0) {
01518 h += y;
01519 y = 0;
01520 }
01521 if (h > _screen.height - y) h = _screen.height - y;
01522 if (h <= 0) return;
01523 _cursor.draw_pos.y = y;
01524 _cursor.draw_size.y = h;
01525
01526 uint8 *buffer = _cursor_backup.Allocate(blitter->BufferSize(w, h));
01527
01528
01529 blitter->CopyToBuffer(blitter->MoveTo(_screen.dst_ptr, _cursor.draw_pos.x, _cursor.draw_pos.y), buffer, _cursor.draw_size.x, _cursor.draw_size.y);
01530
01531
01532 _cur_dpi = &_screen;
01533 DrawSprite(_cursor.sprite, _cursor.pal, _cursor.pos.x + _cursor.short_vehicle_offset, _cursor.pos.y);
01534
01535 _video_driver->MakeDirty(_cursor.draw_pos.x, _cursor.draw_pos.y, _cursor.draw_size.x, _cursor.draw_size.y);
01536
01537 _cursor.visible = true;
01538 _cursor.dirty = false;
01539 }
01540
01541 void RedrawScreenRect(int left, int top, int right, int bottom)
01542 {
01543 assert(right <= _screen.width && bottom <= _screen.height);
01544 if (_cursor.visible) {
01545 if (right > _cursor.draw_pos.x &&
01546 left < _cursor.draw_pos.x + _cursor.draw_size.x &&
01547 bottom > _cursor.draw_pos.y &&
01548 top < _cursor.draw_pos.y + _cursor.draw_size.y) {
01549 UndrawMouseCursor();
01550 }
01551 }
01552
01553 #ifdef ENABLE_NETWORK
01554 if (_networking) NetworkUndrawChatMessage();
01555 #endif
01556
01557 DrawOverlappedWindowForAll(left, top, right, bottom);
01558
01559 _video_driver->MakeDirty(left, top, right - left, bottom - top);
01560 }
01561
01567 void DrawDirtyBlocks()
01568 {
01569 byte *b = _dirty_blocks;
01570 const int w = Align(_screen.width, DIRTY_BLOCK_WIDTH);
01571 const int h = Align(_screen.height, DIRTY_BLOCK_HEIGHT);
01572 int x;
01573 int y;
01574
01575 if (IsGeneratingWorld()) {
01576
01577
01578 _genworld_paint_mutex->EndCritical();
01579 _genworld_mapgen_mutex->EndCritical();
01580
01581
01582 CSleep(GENWORLD_REDRAW_TIMEOUT);
01583 _realtime_tick += GENWORLD_REDRAW_TIMEOUT;
01584 _genworld_paint_mutex->BeginCritical();
01585 _genworld_mapgen_mutex->BeginCritical();
01586 }
01587
01588 y = 0;
01589 do {
01590 x = 0;
01591 do {
01592 if (*b != 0) {
01593 int left;
01594 int top;
01595 int right = x + DIRTY_BLOCK_WIDTH;
01596 int bottom = y;
01597 byte *p = b;
01598 int h2;
01599
01600
01601 do {
01602 *p = 0;
01603 p += _dirty_bytes_per_line;
01604 bottom += DIRTY_BLOCK_HEIGHT;
01605 } while (bottom != h && *p != 0);
01606
01607
01608 h2 = (bottom - y) / DIRTY_BLOCK_HEIGHT;
01609 assert(h2 > 0);
01610 p = b;
01611
01612 while (right != w) {
01613 byte *p2 = ++p;
01614 int h = h2;
01615
01616 do {
01617 if (!*p2) goto no_more_coalesc;
01618 p2 += _dirty_bytes_per_line;
01619 } while (--h != 0);
01620
01621
01622
01623 right += DIRTY_BLOCK_WIDTH;
01624
01625 h = h2;
01626 p2 = p;
01627 do {
01628 *p2 = 0;
01629 p2 += _dirty_bytes_per_line;
01630 } while (--h != 0);
01631 }
01632 no_more_coalesc:
01633
01634 left = x;
01635 top = y;
01636
01637 if (left < _invalid_rect.left ) left = _invalid_rect.left;
01638 if (top < _invalid_rect.top ) top = _invalid_rect.top;
01639 if (right > _invalid_rect.right ) right = _invalid_rect.right;
01640 if (bottom > _invalid_rect.bottom) bottom = _invalid_rect.bottom;
01641
01642 if (left < right && top < bottom) {
01643 RedrawScreenRect(left, top, right, bottom);
01644 }
01645
01646 }
01647 } while (b++, (x += DIRTY_BLOCK_WIDTH) != w);
01648 } while (b += -(int)(w / DIRTY_BLOCK_WIDTH) + _dirty_bytes_per_line, (y += DIRTY_BLOCK_HEIGHT) != h);
01649
01650 _invalid_rect.left = w;
01651 _invalid_rect.top = h;
01652 _invalid_rect.right = 0;
01653 _invalid_rect.bottom = 0;
01654 }
01655
01671 void SetDirtyBlocks(int left, int top, int right, int bottom)
01672 {
01673 byte *b;
01674 int width;
01675 int height;
01676
01677 if (left < 0) left = 0;
01678 if (top < 0) top = 0;
01679 if (right > _screen.width) right = _screen.width;
01680 if (bottom > _screen.height) bottom = _screen.height;
01681
01682 if (left >= right || top >= bottom) return;
01683
01684 if (left < _invalid_rect.left ) _invalid_rect.left = left;
01685 if (top < _invalid_rect.top ) _invalid_rect.top = top;
01686 if (right > _invalid_rect.right ) _invalid_rect.right = right;
01687 if (bottom > _invalid_rect.bottom) _invalid_rect.bottom = bottom;
01688
01689 left /= DIRTY_BLOCK_WIDTH;
01690 top /= DIRTY_BLOCK_HEIGHT;
01691
01692 b = _dirty_blocks + top * _dirty_bytes_per_line + left;
01693
01694 width = ((right - 1) / DIRTY_BLOCK_WIDTH) - left + 1;
01695 height = ((bottom - 1) / DIRTY_BLOCK_HEIGHT) - top + 1;
01696
01697 assert(width > 0 && height > 0);
01698
01699 do {
01700 int i = width;
01701
01702 do b[--i] = 0xFF; while (i);
01703
01704 b += _dirty_bytes_per_line;
01705 } while (--height != 0);
01706 }
01707
01713 void MarkWholeScreenDirty()
01714 {
01715 SetDirtyBlocks(0, 0, _screen.width, _screen.height);
01716 }
01717
01732 bool FillDrawPixelInfo(DrawPixelInfo *n, int left, int top, int width, int height)
01733 {
01734 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01735 const DrawPixelInfo *o = _cur_dpi;
01736
01737 n->zoom = ZOOM_LVL_NORMAL;
01738
01739 assert(width > 0);
01740 assert(height > 0);
01741
01742 if ((left -= o->left) < 0) {
01743 width += left;
01744 if (width <= 0) return false;
01745 n->left = -left;
01746 left = 0;
01747 } else {
01748 n->left = 0;
01749 }
01750
01751 if (width > o->width - left) {
01752 width = o->width - left;
01753 if (width <= 0) return false;
01754 }
01755 n->width = width;
01756
01757 if ((top -= o->top) < 0) {
01758 height += top;
01759 if (height <= 0) return false;
01760 n->top = -top;
01761 top = 0;
01762 } else {
01763 n->top = 0;
01764 }
01765
01766 n->dst_ptr = blitter->MoveTo(o->dst_ptr, left, top);
01767 n->pitch = o->pitch;
01768
01769 if (height > o->height - top) {
01770 height = o->height - top;
01771 if (height <= 0) return false;
01772 }
01773 n->height = height;
01774
01775 return true;
01776 }
01777
01782 void UpdateCursorSize()
01783 {
01784 CursorVars *cv = &_cursor;
01785 const Sprite *p = GetSprite(GB(cv->sprite, 0, SPRITE_WIDTH), ST_NORMAL);
01786
01787 cv->size.y = p->height;
01788 cv->size.x = p->width;
01789 cv->offs.x = p->x_offs;
01790 cv->offs.y = p->y_offs;
01791
01792 cv->dirty = true;
01793 }
01794
01800 static void SetCursorSprite(CursorID cursor, PaletteID pal)
01801 {
01802 CursorVars *cv = &_cursor;
01803 if (cv->sprite == cursor) return;
01804
01805 cv->sprite = cursor;
01806 cv->pal = pal;
01807 UpdateCursorSize();
01808
01809 cv->short_vehicle_offset = 0;
01810 }
01811
01812 static void SwitchAnimatedCursor()
01813 {
01814 const AnimCursor *cur = _cursor.animate_cur;
01815
01816 if (cur == NULL || cur->sprite == AnimCursor::LAST) cur = _cursor.animate_list;
01817
01818 SetCursorSprite(cur->sprite, _cursor.pal);
01819
01820 _cursor.animate_timeout = cur->display_time;
01821 _cursor.animate_cur = cur + 1;
01822 }
01823
01824 void CursorTick()
01825 {
01826 if (_cursor.animate_timeout != 0 && --_cursor.animate_timeout == 0) {
01827 SwitchAnimatedCursor();
01828 }
01829 }
01830
01837 void SetMouseCursor(CursorID sprite, PaletteID pal)
01838 {
01839
01840 _cursor.animate_timeout = 0;
01841
01842 SetCursorSprite(sprite, pal);
01843 }
01844
01850 void SetAnimatedMouseCursor(const AnimCursor *table)
01851 {
01852 _cursor.animate_list = table;
01853 _cursor.animate_cur = NULL;
01854 _cursor.pal = PAL_NONE;
01855 SwitchAnimatedCursor();
01856 }
01857
01858 bool ChangeResInGame(int width, int height)
01859 {
01860 return (_screen.width == width && _screen.height == height) || _video_driver->ChangeResolution(width, height);
01861 }
01862
01863 bool ToggleFullScreen(bool fs)
01864 {
01865 bool result = _video_driver->ToggleFullscreen(fs);
01866 if (_fullscreen != fs && _num_resolutions == 0) {
01867 DEBUG(driver, 0, "Could not find a suitable fullscreen resolution");
01868 }
01869 return result;
01870 }
01871
01872 static int CDECL compare_res(const Dimension *pa, const Dimension *pb)
01873 {
01874 int x = pa->width - pb->width;
01875 if (x != 0) return x;
01876 return pa->height - pb->height;
01877 }
01878
01879 void SortResolutions(int count)
01880 {
01881 QSortT(_resolutions, count, &compare_res);
01882 }