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00012 #include "stdafx.h"
00013 #include "gfx_func.h"
00014 #include "fontcache.h"
00015 #include "progress.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 Palette _cur_palette;
00048
00049 static int _max_char_height;
00050 static int _max_char_width;
00051 static byte _stringwidth_table[FS_END][224];
00052 DrawPixelInfo *_cur_dpi;
00053 byte _colour_gradient[COLOUR_END][8];
00054
00055 static void GfxMainBlitterViewport(const Sprite *sprite, int x, int y, BlitterMode mode, const SubSprite *sub = NULL, SpriteID sprite_id = SPR_CURSOR_MOUSE);
00056 static void GfxMainBlitter(const Sprite *sprite, int x, int y, BlitterMode mode, const SubSprite *sub = NULL, SpriteID sprite_id = SPR_CURSOR_MOUSE, ZoomLevel zoom = ZOOM_LVL_NORMAL);
00057
00062 struct DrawStringParams {
00063 FontSize fontsize;
00064 TextColour cur_colour, prev_colour;
00065
00066 DrawStringParams(TextColour colour, FontSize fontsize) : fontsize(fontsize), cur_colour(colour), prev_colour(colour) {}
00067
00072 inline void SetColour(TextColour c)
00073 {
00074 assert(c >= TC_BLUE && c <= TC_BLACK);
00075 this->prev_colour = this->cur_colour;
00076 this->cur_colour = c;
00077 }
00078
00080 inline void SetPreviousColour()
00081 {
00082 Swap(this->cur_colour, this->prev_colour);
00083 }
00084
00089 inline void SetFontSize(FontSize f)
00090 {
00091 this->fontsize = f;
00092 }
00093 };
00094
00095 static ReusableBuffer<uint8> _cursor_backup;
00096
00104 static Rect _invalid_rect;
00105 static const byte *_colour_remap_ptr;
00106 static byte _string_colourremap[3];
00107
00108 static const uint DIRTY_BLOCK_HEIGHT = 8;
00109 static const uint DIRTY_BLOCK_WIDTH = 64;
00110
00111 static uint _dirty_bytes_per_line = 0;
00112 static byte *_dirty_blocks = NULL;
00113
00114 void GfxScroll(int left, int top, int width, int height, int xo, int yo)
00115 {
00116 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
00117
00118 if (xo == 0 && yo == 0) return;
00119
00120 if (_cursor.visible) UndrawMouseCursor();
00121
00122 #ifdef ENABLE_NETWORK
00123 if (_networking) NetworkUndrawChatMessage();
00124 #endif
00125
00126 blitter->ScrollBuffer(_screen.dst_ptr, left, top, width, height, xo, yo);
00127
00128 _video_driver->MakeDirty(left, top, width, height);
00129 }
00130
00131
00146 void GfxFillRect(int left, int top, int right, int bottom, int colour, FillRectMode mode)
00147 {
00148 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
00149 const DrawPixelInfo *dpi = _cur_dpi;
00150 void *dst;
00151 const int otop = top;
00152 const int oleft = left;
00153
00154 if (dpi->zoom != ZOOM_LVL_NORMAL) return;
00155 if (left > right || top > bottom) return;
00156 if (right < dpi->left || left >= dpi->left + dpi->width) return;
00157 if (bottom < dpi->top || top >= dpi->top + dpi->height) return;
00158
00159 if ( (left -= dpi->left) < 0) left = 0;
00160 right = right - dpi->left + 1;
00161 if (right > dpi->width) right = dpi->width;
00162 right -= left;
00163 assert(right > 0);
00164
00165 if ( (top -= dpi->top) < 0) top = 0;
00166 bottom = bottom - dpi->top + 1;
00167 if (bottom > dpi->height) bottom = dpi->height;
00168 bottom -= top;
00169 assert(bottom > 0);
00170
00171 dst = blitter->MoveTo(dpi->dst_ptr, left, top);
00172
00173 switch (mode) {
00174 default:
00175 blitter->DrawRect(dst, right, bottom, (uint8)colour);
00176 break;
00177
00178 case FILLRECT_RECOLOUR:
00179 blitter->DrawColourMappingRect(dst, right, bottom, GB(colour, 0, PALETTE_WIDTH));
00180 break;
00181
00182 case FILLRECT_CHECKER: {
00183 byte bo = (oleft - left + dpi->left + otop - top + dpi->top) & 1;
00184 do {
00185 for (int i = (bo ^= 1); i < right; i += 2) blitter->SetPixel(dst, i, 0, (uint8)colour);
00186 dst = blitter->MoveTo(dst, 0, 1);
00187 } while (--bottom > 0);
00188 break;
00189 }
00190 }
00191 }
00192
00193 void GfxDrawLine(int x, int y, int x2, int y2, int colour, int width)
00194 {
00195 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
00196 DrawPixelInfo *dpi = _cur_dpi;
00197
00198 assert(width > 0);
00199
00200 x -= dpi->left;
00201 x2 -= dpi->left;
00202 y -= dpi->top;
00203 y2 -= dpi->top;
00204
00205
00206 if (x + width / 2 < 0 && x2 + width / 2 < 0 ) return;
00207 if (y + width / 2 < 0 && y2 + width / 2 < 0 ) return;
00208 if (x - width / 2 > dpi->width && x2 - width / 2 > dpi->width ) return;
00209 if (y - width / 2 > dpi->height && y2 - width / 2 > dpi->height) return;
00210
00211 blitter->DrawLine(dpi->dst_ptr, x, y, x2, y2, dpi->width, dpi->height, colour, width);
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, 1);
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 = PC_WHITE;
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[colour];
00294 _string_colourremap[2] = no_shade ? 0 : 1;
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
00627 int DrawString(int left, int right, int top, const char *str, TextColour colour, StringAlignment align, bool underline, FontSize fontsize)
00628 {
00629 char buffer[DRAW_STRING_BUFFER];
00630 strecpy(buffer, str, lastof(buffer));
00631 DrawStringParams params(colour, fontsize);
00632 return DrawString(left, right, top, buffer, lastof(buffer), params, align, underline);
00633 }
00634
00649 int DrawString(int left, int right, int top, StringID str, TextColour colour, StringAlignment align, bool underline, FontSize fontsize)
00650 {
00651 char buffer[DRAW_STRING_BUFFER];
00652 GetString(buffer, str, lastof(buffer));
00653 DrawStringParams params(colour, fontsize);
00654 return DrawString(left, right, top, buffer, lastof(buffer), params, align, underline);
00655 }
00656
00677 uint32 FormatStringLinebreaks(char *str, const char *last, int maxw, FontSize size)
00678 {
00679 int num = 0;
00680
00681 assert(maxw > 0);
00682
00683 for (;;) {
00684
00685 char *last_space = NULL;
00686 int w = 0;
00687
00688 for (;;) {
00689 WChar c = Utf8Consume(const_cast<const char **>(&str));
00690
00691 if (IsWhitespace(c)) last_space = str;
00692
00693 if (IsPrintable(c) && !IsTextDirectionChar(c)) {
00694 int char_w = GetCharacterWidth(size, c);
00695 w += char_w;
00696 if (w > maxw) {
00697
00698
00699 if (w == char_w) {
00700
00701
00702 return num + (size << 16);
00703 }
00704 if (last_space == NULL) {
00705
00706
00707
00708
00709
00710
00711 str = Utf8PrevChar(str);
00712 size_t len = strlen(str);
00713 char *terminator = str + len;
00714
00715
00716
00717
00718 assert(terminator <= last);
00719 assert(*terminator == '\0');
00720
00721
00722 if (terminator == last) {
00723
00724
00725 *Utf8PrevChar(terminator) = '\0';
00726 len = strlen(str);
00727 }
00728
00729 memmove(str + 1, str, len + 1);
00730 *str = '\0';
00731
00732 str++;
00733 } else {
00734
00735 str = last_space;
00736 }
00737 break;
00738 }
00739 } else {
00740 switch (c) {
00741 case '\0': return num + (size << 16);
00742 case SCC_SETX: str++; break;
00743 case SCC_SETXY: str += 2; break;
00744 case SCC_TINYFONT: size = FS_SMALL; break;
00745 case SCC_BIGFONT: size = FS_LARGE; break;
00746 case '\n': goto end_of_inner_loop;
00747 }
00748 }
00749 }
00750 end_of_inner_loop:
00751
00752
00753
00754 num++;
00755 char *s = Utf8PrevChar(str);
00756 *s++ = '\0';
00757
00758
00759 if (str - s >= 1) {
00760 for (; str[-1] != '\0';) *s++ = *str++;
00761 }
00762 }
00763 }
00764
00765
00774 static int GetMultilineStringHeight(const char *src, int num, FontSize start_fontsize)
00775 {
00776 int maxy = 0;
00777 int y = 0;
00778 int fh = GetCharacterHeight(start_fontsize);
00779
00780 for (;;) {
00781 WChar c = Utf8Consume(&src);
00782
00783 switch (c) {
00784 case 0: y += fh; if (--num < 0) return maxy; break;
00785 case '\n': y += fh; break;
00786 case SCC_SETX: src++; break;
00787 case SCC_SETXY: src++; y = (int)*src++; break;
00788 case SCC_TINYFONT: fh = GetCharacterHeight(FS_SMALL); break;
00789 case SCC_BIGFONT: fh = GetCharacterHeight(FS_LARGE); break;
00790 default: maxy = max<int>(maxy, y + fh); break;
00791 }
00792 }
00793 }
00794
00795
00802 int GetStringHeight(StringID str, int maxw)
00803 {
00804 char buffer[DRAW_STRING_BUFFER];
00805
00806 GetString(buffer, str, lastof(buffer));
00807
00808 uint32 tmp = FormatStringLinebreaks(buffer, lastof(buffer), maxw);
00809
00810 return GetMultilineStringHeight(buffer, GB(tmp, 0, 16), FS_NORMAL);
00811 }
00812
00819 Dimension GetStringMultiLineBoundingBox(StringID str, const Dimension &suggestion)
00820 {
00821 Dimension box = {suggestion.width, GetStringHeight(str, suggestion.width)};
00822 return box;
00823 }
00824
00841 static int DrawStringMultiLine(int left, int right, int top, int bottom, char *str, const char *last, TextColour colour, StringAlignment align, bool underline, FontSize fontsize)
00842 {
00843 int maxw = right - left + 1;
00844 int maxh = bottom - top + 1;
00845
00846
00847
00848 if (maxh <= 0) return top;
00849
00850 uint32 tmp = FormatStringLinebreaks(str, last, maxw);
00851 int num = GB(tmp, 0, 16) + 1;
00852
00853 int mt = GetCharacterHeight((FontSize)GB(tmp, 16, 16));
00854 int total_height = num * mt;
00855
00856 int skip_lines = 0;
00857 if (total_height > maxh) {
00858 if (maxh < mt) return top;
00859 if ((align & SA_VERT_MASK) == SA_BOTTOM) {
00860 skip_lines = num;
00861 num = maxh / mt;
00862 skip_lines -= num;
00863 } else {
00864 num = maxh / mt;
00865 }
00866 total_height = num * mt;
00867 }
00868
00869 int y;
00870 switch (align & SA_VERT_MASK) {
00871 case SA_TOP:
00872 y = top;
00873 break;
00874
00875 case SA_VERT_CENTER:
00876 y = RoundDivSU(bottom + top - total_height, 2);
00877 break;
00878
00879 case SA_BOTTOM:
00880 y = bottom - total_height;
00881 break;
00882
00883 default: NOT_REACHED();
00884 }
00885
00886 const char *src = str;
00887 DrawStringParams params(colour, fontsize);
00888 int written_top = bottom;
00889 for (;;) {
00890 if (skip_lines == 0) {
00891 char buf2[DRAW_STRING_BUFFER];
00892 strecpy(buf2, src, lastof(buf2));
00893 DrawString(left, right, y, buf2, lastof(buf2), params, align, underline, false);
00894 if (written_top > y) written_top = y;
00895 y += mt;
00896 num--;
00897 }
00898
00899 for (;;) {
00900 WChar c = Utf8Consume(&src);
00901 if (c == 0) {
00902 break;
00903 } else if (c == SCC_SETX) {
00904 src++;
00905 } else if (c == SCC_SETXY) {
00906 src += 2;
00907 } else if (skip_lines > 0) {
00908
00909 if (c >= SCC_BLUE && c <= SCC_BLACK) {
00910 params.SetColour((TextColour)(c - SCC_BLUE));
00911 } else if (c == SCC_PREVIOUS_COLOUR) {
00912 params.SetPreviousColour();
00913 } else if (c == SCC_TINYFONT) {
00914 params.SetFontSize(FS_SMALL);
00915 } else if (c == SCC_BIGFONT) {
00916 params.SetFontSize(FS_LARGE);
00917 }
00918
00919 }
00920 }
00921 if (skip_lines > 0) skip_lines--;
00922 if (num == 0) return ((align & SA_VERT_MASK) == SA_BOTTOM) ? written_top : y;
00923 }
00924 }
00925
00941 int DrawStringMultiLine(int left, int right, int top, int bottom, const char *str, TextColour colour, StringAlignment align, bool underline, FontSize fontsize)
00942 {
00943 char buffer[DRAW_STRING_BUFFER];
00944 strecpy(buffer, str, lastof(buffer));
00945 return DrawStringMultiLine(left, right, top, bottom, buffer, lastof(buffer), colour, align, underline, fontsize);
00946 }
00947
00963 int DrawStringMultiLine(int left, int right, int top, int bottom, StringID str, TextColour colour, StringAlignment align, bool underline, FontSize fontsize)
00964 {
00965 char buffer[DRAW_STRING_BUFFER];
00966 GetString(buffer, str, lastof(buffer));
00967 return DrawStringMultiLine(left, right, top, bottom, buffer, lastof(buffer), colour, align, underline, fontsize);
00968 }
00969
00980 Dimension GetStringBoundingBox(const char *str, FontSize start_fontsize)
00981 {
00982 FontSize size = start_fontsize;
00983 Dimension br;
00984 uint max_width;
00985 WChar c;
00986
00987 br.width = br.height = max_width = 0;
00988 for (;;) {
00989 c = Utf8Consume(&str);
00990 if (c == 0) break;
00991 if (IsPrintable(c) && !IsTextDirectionChar(c)) {
00992 br.width += GetCharacterWidth(size, c);
00993 } else {
00994 switch (c) {
00995 case SCC_SETX: br.width = max((uint)*str++, br.width); break;
00996 case SCC_SETXY:
00997 br.width = max((uint)*str++, br.width);
00998 br.height = max((uint)*str++, br.height);
00999 break;
01000 case SCC_TINYFONT: size = FS_SMALL; break;
01001 case SCC_BIGFONT: size = FS_LARGE; break;
01002 case '\n':
01003 br.height += GetCharacterHeight(size);
01004 if (br.width > max_width) max_width = br.width;
01005 br.width = 0;
01006 break;
01007 }
01008 }
01009 }
01010 br.height += GetCharacterHeight(size);
01011
01012 br.width = max(br.width, max_width);
01013 return br;
01014 }
01015
01022 Dimension GetStringBoundingBox(StringID strid)
01023 {
01024 char buffer[DRAW_STRING_BUFFER];
01025
01026 GetString(buffer, strid, lastof(buffer));
01027 return GetStringBoundingBox(buffer);
01028 }
01029
01037 void DrawCharCentered(WChar c, int x, int y, TextColour colour)
01038 {
01039 SetColourRemap(colour);
01040 GfxMainBlitter(GetGlyph(FS_NORMAL, c), x - GetCharacterWidth(FS_NORMAL, c) / 2, y, BM_COLOUR_REMAP);
01041 }
01042
01060 static int ReallyDoDrawString(const UChar *string, int x, int y, DrawStringParams ¶ms, bool parse_string_also_when_clipped)
01061 {
01062 DrawPixelInfo *dpi = _cur_dpi;
01063 bool draw_shadow = GetDrawGlyphShadow();
01064 UChar c;
01065 int xo = x;
01066
01067 if (!parse_string_also_when_clipped) {
01068
01069
01070 if (x >= dpi->left + dpi->width || y >= dpi->top + dpi->height) return x;
01071 }
01072
01073 switch_colour:;
01074 SetColourRemap(params.cur_colour);
01075
01076 check_bounds:
01077 if (y + _max_char_height <= dpi->top || dpi->top + dpi->height <= y) {
01078 skip_char:;
01079 for (;;) {
01080 c = *string++;
01081 if (!IsPrintable(c)) goto skip_cont;
01082 }
01083 }
01084
01085 for (;;) {
01086 c = *string++;
01087 skip_cont:;
01088 if (c == 0) {
01089 return x;
01090 }
01091 if (IsPrintable(c) && !IsTextDirectionChar(c)) {
01092 if (x >= dpi->left + dpi->width) goto skip_char;
01093 if (x + _max_char_width >= dpi->left) {
01094 const Sprite *glyph = GetGlyph(params.fontsize, c);
01095 if (draw_shadow && params.fontsize == FS_NORMAL && params.cur_colour != TC_BLACK && !(c >= SCC_SPRITE_START && c <= SCC_SPRITE_END)) {
01096 SetColourRemap(TC_BLACK);
01097 GfxMainBlitter(glyph, x + 1, y + 1, BM_COLOUR_REMAP);
01098 SetColourRemap(params.cur_colour);
01099 }
01100 GfxMainBlitter(glyph, x, y, BM_COLOUR_REMAP);
01101 }
01102 x += GetCharacterWidth(params.fontsize, c);
01103 } else if (c == '\n') {
01104 x = xo;
01105 y += GetCharacterHeight(params.fontsize);
01106 goto check_bounds;
01107 } else if (c >= SCC_BLUE && c <= SCC_BLACK) {
01108 params.SetColour((TextColour)(c - SCC_BLUE));
01109 goto switch_colour;
01110 } else if (c == SCC_PREVIOUS_COLOUR) {
01111 params.SetPreviousColour();
01112 goto switch_colour;
01113 } else if (c == SCC_SETX || c == SCC_SETXY) {
01114
01115 NOT_REACHED();
01116 } else if (c == SCC_TINYFONT) {
01117 params.SetFontSize(FS_SMALL);
01118 } else if (c == SCC_BIGFONT) {
01119 params.SetFontSize(FS_LARGE);
01120 } else if (!IsTextDirectionChar(c)) {
01121 DEBUG(misc, 0, "[utf8] unknown string command character %d", c);
01122 }
01123 }
01124 }
01125
01133 Dimension GetSpriteSize(SpriteID sprid, Point *offset, ZoomLevel zoom)
01134 {
01135 const Sprite *sprite = GetSprite(sprid, ST_NORMAL);
01136
01137 if (offset != NULL) {
01138 offset->x = UnScaleByZoom(sprite->x_offs, zoom);
01139 offset->y = UnScaleByZoom(sprite->y_offs, zoom);
01140 }
01141
01142 Dimension d;
01143 d.width = max<int>(0, UnScaleByZoom(sprite->x_offs + sprite->width, zoom));
01144 d.height = max<int>(0, UnScaleByZoom(sprite->y_offs + sprite->height, zoom));
01145 return d;
01146 }
01147
01156 void DrawSpriteViewport(SpriteID img, PaletteID pal, int x, int y, const SubSprite *sub)
01157 {
01158 SpriteID real_sprite = GB(img, 0, SPRITE_WIDTH);
01159 if (HasBit(img, PALETTE_MODIFIER_TRANSPARENT)) {
01160 _colour_remap_ptr = GetNonSprite(GB(pal, 0, PALETTE_WIDTH), ST_RECOLOUR) + 1;
01161 GfxMainBlitterViewport(GetSprite(real_sprite, ST_NORMAL), x, y, BM_TRANSPARENT, sub, real_sprite);
01162 } else if (pal != PAL_NONE) {
01163 _colour_remap_ptr = GetNonSprite(GB(pal, 0, PALETTE_WIDTH), ST_RECOLOUR) + 1;
01164 GfxMainBlitterViewport(GetSprite(real_sprite, ST_NORMAL), x, y, BM_COLOUR_REMAP, sub, real_sprite);
01165 } else {
01166 GfxMainBlitterViewport(GetSprite(real_sprite, ST_NORMAL), x, y, BM_NORMAL, sub, real_sprite);
01167 }
01168 }
01169
01179 void DrawSprite(SpriteID img, PaletteID pal, int x, int y, const SubSprite *sub, ZoomLevel zoom)
01180 {
01181 SpriteID real_sprite = GB(img, 0, SPRITE_WIDTH);
01182 if (HasBit(img, PALETTE_MODIFIER_TRANSPARENT)) {
01183 _colour_remap_ptr = GetNonSprite(GB(pal, 0, PALETTE_WIDTH), ST_RECOLOUR) + 1;
01184 GfxMainBlitter(GetSprite(real_sprite, ST_NORMAL), x, y, BM_TRANSPARENT, sub, real_sprite, zoom);
01185 } else if (pal != PAL_NONE) {
01186 _colour_remap_ptr = GetNonSprite(GB(pal, 0, PALETTE_WIDTH), ST_RECOLOUR) + 1;
01187 GfxMainBlitter(GetSprite(real_sprite, ST_NORMAL), x, y, BM_COLOUR_REMAP, sub, real_sprite, zoom);
01188 } else {
01189 GfxMainBlitter(GetSprite(real_sprite, ST_NORMAL), x, y, BM_NORMAL, sub, real_sprite, zoom);
01190 }
01191 }
01192
01193 static void GfxMainBlitterViewport(const Sprite *sprite, int x, int y, BlitterMode mode, const SubSprite *sub, SpriteID sprite_id)
01194 {
01195 const DrawPixelInfo *dpi = _cur_dpi;
01196 Blitter::BlitterParams bp;
01197
01198
01199 int clip_left = (sub != NULL ? max(0, -sprite->x_offs + sub->left * ZOOM_LVL_BASE ) : 0);
01200 int clip_top = (sub != NULL ? max(0, -sprite->y_offs + sub->top * ZOOM_LVL_BASE ) : 0);
01201 int clip_right = (sub != NULL ? max(0, sprite->width - (-sprite->x_offs + (sub->right + 1) * ZOOM_LVL_BASE)) : 0);
01202 int clip_bottom = (sub != NULL ? max(0, sprite->height - (-sprite->y_offs + (sub->bottom + 1) * ZOOM_LVL_BASE)) : 0);
01203
01204 if (clip_left + clip_right >= sprite->width) return;
01205 if (clip_top + clip_bottom >= sprite->height) return;
01206
01207
01208 x += sprite->x_offs;
01209 y += sprite->y_offs;
01210
01211
01212 bp.sprite = sprite->data;
01213 bp.sprite_width = sprite->width;
01214 bp.sprite_height = sprite->height;
01215 bp.width = UnScaleByZoom(sprite->width - clip_left - clip_right, dpi->zoom);
01216 bp.height = UnScaleByZoom(sprite->height - clip_top - clip_bottom, dpi->zoom);
01217 bp.top = 0;
01218 bp.left = 0;
01219 bp.skip_left = UnScaleByZoomLower(clip_left, dpi->zoom);
01220 bp.skip_top = UnScaleByZoomLower(clip_top, dpi->zoom);
01221
01222 x += ScaleByZoom(bp.skip_left, dpi->zoom);
01223 y += ScaleByZoom(bp.skip_top, dpi->zoom);
01224
01225 bp.dst = dpi->dst_ptr;
01226 bp.pitch = dpi->pitch;
01227 bp.remap = _colour_remap_ptr;
01228
01229 assert(sprite->width > 0);
01230 assert(sprite->height > 0);
01231
01232 if (bp.width <= 0) return;
01233 if (bp.height <= 0) return;
01234
01235 y -= dpi->top;
01236
01237 if (y < 0) {
01238 bp.height -= -UnScaleByZoom(y, dpi->zoom);
01239 if (bp.height <= 0) return;
01240 bp.skip_top += -UnScaleByZoom(y, dpi->zoom);
01241 y = 0;
01242 } else {
01243 bp.top = UnScaleByZoom(y, dpi->zoom);
01244 }
01245
01246
01247 y += ScaleByZoom(bp.height, dpi->zoom) - dpi->height;
01248 if (y > 0) {
01249 bp.height -= UnScaleByZoom(y, dpi->zoom);
01250 if (bp.height <= 0) return;
01251 }
01252
01253 x -= dpi->left;
01254
01255 if (x < 0) {
01256 bp.width -= -UnScaleByZoom(x, dpi->zoom);
01257 if (bp.width <= 0) return;
01258 bp.skip_left += -UnScaleByZoom(x, dpi->zoom);
01259 x = 0;
01260 } else {
01261 bp.left = UnScaleByZoom(x, dpi->zoom);
01262 }
01263
01264
01265 x += ScaleByZoom(bp.width, dpi->zoom) - dpi->width;
01266 if (x > 0) {
01267 bp.width -= UnScaleByZoom(x, dpi->zoom);
01268 if (bp.width <= 0) return;
01269 }
01270
01271 assert(bp.skip_left + bp.width <= UnScaleByZoom(sprite->width, dpi->zoom));
01272 assert(bp.skip_top + bp.height <= UnScaleByZoom(sprite->height, dpi->zoom));
01273
01274
01275 if (_newgrf_debug_sprite_picker.mode == SPM_REDRAW && sprite_id != SPR_CURSOR_MOUSE) {
01276 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01277 void *topleft = blitter->MoveTo(bp.dst, bp.left, bp.top);
01278 void *bottomright = blitter->MoveTo(topleft, bp.width - 1, bp.height - 1);
01279
01280 void *clicked = _newgrf_debug_sprite_picker.clicked_pixel;
01281
01282 if (topleft <= clicked && clicked <= bottomright) {
01283 uint offset = (((size_t)clicked - (size_t)topleft) / (blitter->GetScreenDepth() / 8)) % bp.pitch;
01284 if (offset < (uint)bp.width) {
01285 _newgrf_debug_sprite_picker.sprites.Include(sprite_id);
01286 }
01287 }
01288 }
01289
01290 BlitterFactoryBase::GetCurrentBlitter()->Draw(&bp, mode, dpi->zoom);
01291 }
01292
01293 static void GfxMainBlitter(const Sprite *sprite, int x, int y, BlitterMode mode, const SubSprite *sub, SpriteID sprite_id, ZoomLevel zoom)
01294 {
01295 const DrawPixelInfo *dpi = _cur_dpi;
01296 Blitter::BlitterParams bp;
01297
01298
01299 int clip_left = (sub != NULL ? max(0, -sprite->x_offs + sub->left ) : 0);
01300 int clip_top = (sub != NULL ? max(0, -sprite->y_offs + sub->top ) : 0);
01301 int clip_right = (sub != NULL ? max(0, sprite->width - (-sprite->x_offs + sub->right + 1)) : 0);
01302 int clip_bottom = (sub != NULL ? max(0, sprite->height - (-sprite->y_offs + sub->bottom + 1)) : 0);
01303
01304 if (clip_left + clip_right >= sprite->width) return;
01305 if (clip_top + clip_bottom >= sprite->height) return;
01306
01307
01308 x = ScaleByZoom(x, zoom);
01309 y = ScaleByZoom(y, zoom);
01310
01311
01312 x += sprite->x_offs;
01313 y += sprite->y_offs;
01314
01315
01316 bp.sprite = sprite->data;
01317 bp.sprite_width = sprite->width;
01318 bp.sprite_height = sprite->height;
01319 bp.width = UnScaleByZoom(sprite->width - clip_left - clip_right, zoom);
01320 bp.height = UnScaleByZoom(sprite->height - clip_top - clip_bottom, zoom);
01321 bp.top = 0;
01322 bp.left = 0;
01323 bp.skip_left = UnScaleByZoomLower(clip_left, zoom);
01324 bp.skip_top = UnScaleByZoomLower(clip_top, zoom);
01325
01326 x += ScaleByZoom(bp.skip_left, zoom);
01327 y += ScaleByZoom(bp.skip_top, zoom);
01328
01329 bp.dst = dpi->dst_ptr;
01330 bp.pitch = dpi->pitch;
01331 bp.remap = _colour_remap_ptr;
01332
01333 assert(sprite->width > 0);
01334 assert(sprite->height > 0);
01335
01336 if (bp.width <= 0) return;
01337 if (bp.height <= 0) return;
01338
01339 y -= ScaleByZoom(dpi->top, zoom);
01340
01341 if (y < 0) {
01342 bp.height -= -UnScaleByZoom(y, zoom);
01343 if (bp.height <= 0) return;
01344 bp.skip_top += -UnScaleByZoom(y, zoom);
01345 y = 0;
01346 } else {
01347 bp.top = UnScaleByZoom(y, zoom);
01348 }
01349
01350
01351 y += ScaleByZoom(bp.height - dpi->height, zoom);
01352 if (y > 0) {
01353 bp.height -= UnScaleByZoom(y, zoom);
01354 if (bp.height <= 0) return;
01355 }
01356
01357 x -= ScaleByZoom(dpi->left, zoom);
01358
01359 if (x < 0) {
01360 bp.width -= -UnScaleByZoom(x, zoom);
01361 if (bp.width <= 0) return;
01362 bp.skip_left += -UnScaleByZoom(x, zoom);
01363 x = 0;
01364 } else {
01365 bp.left = UnScaleByZoom(x, zoom);
01366 }
01367
01368
01369 x += ScaleByZoom(bp.width - dpi->width, zoom);
01370 if (x > 0) {
01371 bp.width -= UnScaleByZoom(x, zoom);
01372 if (bp.width <= 0) return;
01373 }
01374
01375 assert(bp.skip_left + bp.width <= UnScaleByZoom(sprite->width, zoom));
01376 assert(bp.skip_top + bp.height <= UnScaleByZoom(sprite->height, zoom));
01377
01378
01379 if (_newgrf_debug_sprite_picker.mode == SPM_REDRAW && sprite_id != SPR_CURSOR_MOUSE) {
01380 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01381 void *topleft = blitter->MoveTo(bp.dst, bp.left, bp.top);
01382 void *bottomright = blitter->MoveTo(topleft, bp.width - 1, bp.height - 1);
01383
01384 void *clicked = _newgrf_debug_sprite_picker.clicked_pixel;
01385
01386 if (topleft <= clicked && clicked <= bottomright) {
01387 uint offset = (((size_t)clicked - (size_t)topleft) / (blitter->GetScreenDepth() / 8)) % bp.pitch;
01388 if (offset < (uint)bp.width) {
01389 _newgrf_debug_sprite_picker.sprites.Include(sprite_id);
01390 }
01391 }
01392 }
01393
01394 BlitterFactoryBase::GetCurrentBlitter()->Draw(&bp, mode, zoom);
01395 }
01396
01397 void DoPaletteAnimations();
01398
01399 void GfxInitPalettes()
01400 {
01401 memcpy(&_cur_palette, &_palette, sizeof(_cur_palette));
01402 DoPaletteAnimations();
01403 }
01404
01405 #define EXTR(p, q) (((uint16)(palette_animation_counter * (p)) * (q)) >> 16)
01406 #define EXTR2(p, q) (((uint16)(~palette_animation_counter * (p)) * (q)) >> 16)
01407
01408 void DoPaletteAnimations()
01409 {
01410
01411 static int palette_animation_counter = 0;
01412 palette_animation_counter += 8;
01413
01414 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01415 const Colour *s;
01416 const ExtraPaletteValues *ev = &_extra_palette_values;
01417 Colour old_val[PALETTE_ANIM_SIZE];
01418 const uint old_tc = palette_animation_counter;
01419 uint i;
01420 uint j;
01421
01422 if (blitter != NULL && blitter->UsePaletteAnimation() == Blitter::PALETTE_ANIMATION_NONE) {
01423 palette_animation_counter = 0;
01424 }
01425
01426 Colour *palette_pos = &_cur_palette.palette[PALETTE_ANIM_START];
01427
01428
01429 memcpy(old_val, palette_pos, sizeof(old_val));
01430
01431
01432 s = ev->fizzy_drink;
01433 j = EXTR2(512, EPV_CYCLES_FIZZY_DRINK);
01434 for (i = 0; i != EPV_CYCLES_FIZZY_DRINK; i++) {
01435 *palette_pos++ = s[j];
01436 j++;
01437 if (j == EPV_CYCLES_FIZZY_DRINK) j = 0;
01438 }
01439
01440
01441 s = ev->oil_refinery;
01442 j = EXTR2(512, EPV_CYCLES_OIL_REFINERY);
01443 for (i = 0; i != EPV_CYCLES_OIL_REFINERY; i++) {
01444 *palette_pos++ = s[j];
01445 j++;
01446 if (j == EPV_CYCLES_OIL_REFINERY) j = 0;
01447 }
01448
01449
01450 {
01451 byte i = (palette_animation_counter >> 1) & 0x7F;
01452 byte v;
01453
01454 if (i < 0x3f) {
01455 v = 255;
01456 } else if (i < 0x4A || i >= 0x75) {
01457 v = 128;
01458 } else {
01459 v = 20;
01460 }
01461 palette_pos->r = v;
01462 palette_pos->g = 0;
01463 palette_pos->b = 0;
01464 palette_pos++;
01465
01466 i ^= 0x40;
01467 if (i < 0x3f) {
01468 v = 255;
01469 } else if (i < 0x4A || i >= 0x75) {
01470 v = 128;
01471 } else {
01472 v = 20;
01473 }
01474 palette_pos->r = v;
01475 palette_pos->g = 0;
01476 palette_pos->b = 0;
01477 palette_pos++;
01478 }
01479
01480
01481 s = ev->lighthouse;
01482 j = EXTR(256, EPV_CYCLES_LIGHTHOUSE);
01483 for (i = 0; i != EPV_CYCLES_LIGHTHOUSE; i++) {
01484 *palette_pos++ = s[j];
01485 j++;
01486 if (j == EPV_CYCLES_LIGHTHOUSE) j = 0;
01487 }
01488
01489
01490 s = (_settings_game.game_creation.landscape == LT_TOYLAND) ? ev->dark_water_toyland : ev->dark_water;
01491 j = EXTR(320, EPV_CYCLES_DARK_WATER);
01492 for (i = 0; i != EPV_CYCLES_DARK_WATER; i++) {
01493 *palette_pos++ = s[j];
01494 j++;
01495 if (j == EPV_CYCLES_DARK_WATER) j = 0;
01496 }
01497
01498
01499 s = (_settings_game.game_creation.landscape == LT_TOYLAND) ? ev->glitter_water_toyland : ev->glitter_water;
01500 j = EXTR(128, EPV_CYCLES_GLITTER_WATER);
01501 for (i = 0; i != EPV_CYCLES_GLITTER_WATER / 3; i++) {
01502 *palette_pos++ = s[j];
01503 j += 3;
01504 if (j >= EPV_CYCLES_GLITTER_WATER) j -= EPV_CYCLES_GLITTER_WATER;
01505 }
01506
01507 if (blitter != NULL && blitter->UsePaletteAnimation() == Blitter::PALETTE_ANIMATION_NONE) {
01508 palette_animation_counter = old_tc;
01509 } else {
01510 if (memcmp(old_val, &_cur_palette.palette[PALETTE_ANIM_START], sizeof(old_val)) != 0 && _cur_palette.count_dirty == 0) {
01511
01512 _cur_palette.first_dirty = PALETTE_ANIM_START;
01513 _cur_palette.count_dirty = PALETTE_ANIM_SIZE;
01514 }
01515 }
01516 }
01517
01518
01523 void LoadStringWidthTable(bool monospace)
01524 {
01525 _max_char_height = 0;
01526 _max_char_width = 0;
01527
01528 for (FontSize fs = monospace ? FS_MONO : FS_BEGIN; fs < (monospace ? FS_END : FS_MONO); fs++) {
01529 _max_char_height = max<int>(_max_char_height, GetCharacterHeight(fs));
01530 for (uint i = 0; i != 224; i++) {
01531 _stringwidth_table[fs][i] = GetGlyphWidth(fs, i + 32);
01532 _max_char_width = max<int>(_max_char_width, _stringwidth_table[fs][i]);
01533 }
01534 }
01535
01536
01537 _max_char_height++;
01538 _max_char_width++;
01539
01540 ReInitAllWindows();
01541 }
01542
01549 byte GetCharacterWidth(FontSize size, WChar key)
01550 {
01551
01552 if (key >= 32 && key < 256) return _stringwidth_table[size][key - 32];
01553
01554 return GetGlyphWidth(size, key);
01555 }
01556
01562 byte GetDigitWidth(FontSize size)
01563 {
01564 byte width = 0;
01565 for (char c = '0'; c <= '9'; c++) {
01566 width = max(GetCharacterWidth(size, c), width);
01567 }
01568 return width;
01569 }
01570
01571
01572 void ScreenSizeChanged()
01573 {
01574 _dirty_bytes_per_line = CeilDiv(_screen.width, DIRTY_BLOCK_WIDTH);
01575 _dirty_blocks = ReallocT<byte>(_dirty_blocks, _dirty_bytes_per_line * CeilDiv(_screen.height, DIRTY_BLOCK_HEIGHT));
01576
01577
01578 if (_invalid_rect.right >= _screen.width) _invalid_rect.right = _screen.width;
01579 if (_invalid_rect.bottom >= _screen.height) _invalid_rect.bottom = _screen.height;
01580
01581
01582 _cursor.visible = false;
01583 }
01584
01585 void UndrawMouseCursor()
01586 {
01587
01588 if (_screen.dst_ptr == NULL) return;
01589
01590 if (_cursor.visible) {
01591 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01592 _cursor.visible = false;
01593 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);
01594 _video_driver->MakeDirty(_cursor.draw_pos.x, _cursor.draw_pos.y, _cursor.draw_size.x, _cursor.draw_size.y);
01595 }
01596 }
01597
01598 void DrawMouseCursor()
01599 {
01600 #if defined(WINCE)
01601
01602 return;
01603 #endif
01604
01605
01606 if (_screen.dst_ptr == NULL) return;
01607
01608 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01609 int x;
01610 int y;
01611 int w;
01612 int h;
01613
01614
01615 if (!_cursor.in_window) return;
01616
01617
01618 if (_cursor.visible) {
01619 if (!_cursor.dirty) return;
01620 UndrawMouseCursor();
01621 }
01622
01623 w = _cursor.size.x;
01624 x = _cursor.pos.x + _cursor.offs.x + _cursor.short_vehicle_offset;
01625 if (x < 0) {
01626 w += x;
01627 x = 0;
01628 }
01629 if (w > _screen.width - x) w = _screen.width - x;
01630 if (w <= 0) return;
01631 _cursor.draw_pos.x = x;
01632 _cursor.draw_size.x = w;
01633
01634 h = _cursor.size.y;
01635 y = _cursor.pos.y + _cursor.offs.y;
01636 if (y < 0) {
01637 h += y;
01638 y = 0;
01639 }
01640 if (h > _screen.height - y) h = _screen.height - y;
01641 if (h <= 0) return;
01642 _cursor.draw_pos.y = y;
01643 _cursor.draw_size.y = h;
01644
01645 uint8 *buffer = _cursor_backup.Allocate(blitter->BufferSize(w, h));
01646
01647
01648 blitter->CopyToBuffer(blitter->MoveTo(_screen.dst_ptr, _cursor.draw_pos.x, _cursor.draw_pos.y), buffer, _cursor.draw_size.x, _cursor.draw_size.y);
01649
01650
01651 _cur_dpi = &_screen;
01652 DrawSprite(_cursor.sprite, _cursor.pal, _cursor.pos.x + _cursor.short_vehicle_offset, _cursor.pos.y);
01653
01654 _video_driver->MakeDirty(_cursor.draw_pos.x, _cursor.draw_pos.y, _cursor.draw_size.x, _cursor.draw_size.y);
01655
01656 _cursor.visible = true;
01657 _cursor.dirty = false;
01658 }
01659
01660 void RedrawScreenRect(int left, int top, int right, int bottom)
01661 {
01662 assert(right <= _screen.width && bottom <= _screen.height);
01663 if (_cursor.visible) {
01664 if (right > _cursor.draw_pos.x &&
01665 left < _cursor.draw_pos.x + _cursor.draw_size.x &&
01666 bottom > _cursor.draw_pos.y &&
01667 top < _cursor.draw_pos.y + _cursor.draw_size.y) {
01668 UndrawMouseCursor();
01669 }
01670 }
01671
01672 #ifdef ENABLE_NETWORK
01673 if (_networking) NetworkUndrawChatMessage();
01674 #endif
01675
01676 DrawOverlappedWindowForAll(left, top, right, bottom);
01677
01678 _video_driver->MakeDirty(left, top, right - left, bottom - top);
01679 }
01680
01686 void DrawDirtyBlocks()
01687 {
01688 byte *b = _dirty_blocks;
01689 const int w = Align(_screen.width, DIRTY_BLOCK_WIDTH);
01690 const int h = Align(_screen.height, DIRTY_BLOCK_HEIGHT);
01691 int x;
01692 int y;
01693
01694 if (HasModalProgress()) {
01695
01696
01697 _modal_progress_paint_mutex->EndCritical();
01698 _modal_progress_work_mutex->EndCritical();
01699
01700
01701 if (!IsFirstModalProgressLoop()) CSleep(MODAL_PROGRESS_REDRAW_TIMEOUT);
01702 _realtime_tick += MODAL_PROGRESS_REDRAW_TIMEOUT;
01703 _modal_progress_paint_mutex->BeginCritical();
01704 _modal_progress_work_mutex->BeginCritical();
01705
01706 if (_switch_mode != SM_NONE && !HasModalProgress()) {
01707 SwitchToMode(_switch_mode);
01708 _switch_mode = SM_NONE;
01709 }
01710 }
01711
01712 y = 0;
01713 do {
01714 x = 0;
01715 do {
01716 if (*b != 0) {
01717 int left;
01718 int top;
01719 int right = x + DIRTY_BLOCK_WIDTH;
01720 int bottom = y;
01721 byte *p = b;
01722 int h2;
01723
01724
01725 do {
01726 *p = 0;
01727 p += _dirty_bytes_per_line;
01728 bottom += DIRTY_BLOCK_HEIGHT;
01729 } while (bottom != h && *p != 0);
01730
01731
01732 h2 = (bottom - y) / DIRTY_BLOCK_HEIGHT;
01733 assert(h2 > 0);
01734 p = b;
01735
01736 while (right != w) {
01737 byte *p2 = ++p;
01738 int h = h2;
01739
01740 do {
01741 if (!*p2) goto no_more_coalesc;
01742 p2 += _dirty_bytes_per_line;
01743 } while (--h != 0);
01744
01745
01746
01747 right += DIRTY_BLOCK_WIDTH;
01748
01749 h = h2;
01750 p2 = p;
01751 do {
01752 *p2 = 0;
01753 p2 += _dirty_bytes_per_line;
01754 } while (--h != 0);
01755 }
01756 no_more_coalesc:
01757
01758 left = x;
01759 top = y;
01760
01761 if (left < _invalid_rect.left ) left = _invalid_rect.left;
01762 if (top < _invalid_rect.top ) top = _invalid_rect.top;
01763 if (right > _invalid_rect.right ) right = _invalid_rect.right;
01764 if (bottom > _invalid_rect.bottom) bottom = _invalid_rect.bottom;
01765
01766 if (left < right && top < bottom) {
01767 RedrawScreenRect(left, top, right, bottom);
01768 }
01769
01770 }
01771 } while (b++, (x += DIRTY_BLOCK_WIDTH) != w);
01772 } while (b += -(int)(w / DIRTY_BLOCK_WIDTH) + _dirty_bytes_per_line, (y += DIRTY_BLOCK_HEIGHT) != h);
01773
01774 _invalid_rect.left = w;
01775 _invalid_rect.top = h;
01776 _invalid_rect.right = 0;
01777 _invalid_rect.bottom = 0;
01778 }
01779
01795 void SetDirtyBlocks(int left, int top, int right, int bottom)
01796 {
01797 byte *b;
01798 int width;
01799 int height;
01800
01801 if (left < 0) left = 0;
01802 if (top < 0) top = 0;
01803 if (right > _screen.width) right = _screen.width;
01804 if (bottom > _screen.height) bottom = _screen.height;
01805
01806 if (left >= right || top >= bottom) return;
01807
01808 if (left < _invalid_rect.left ) _invalid_rect.left = left;
01809 if (top < _invalid_rect.top ) _invalid_rect.top = top;
01810 if (right > _invalid_rect.right ) _invalid_rect.right = right;
01811 if (bottom > _invalid_rect.bottom) _invalid_rect.bottom = bottom;
01812
01813 left /= DIRTY_BLOCK_WIDTH;
01814 top /= DIRTY_BLOCK_HEIGHT;
01815
01816 b = _dirty_blocks + top * _dirty_bytes_per_line + left;
01817
01818 width = ((right - 1) / DIRTY_BLOCK_WIDTH) - left + 1;
01819 height = ((bottom - 1) / DIRTY_BLOCK_HEIGHT) - top + 1;
01820
01821 assert(width > 0 && height > 0);
01822
01823 do {
01824 int i = width;
01825
01826 do b[--i] = 0xFF; while (i != 0);
01827
01828 b += _dirty_bytes_per_line;
01829 } while (--height != 0);
01830 }
01831
01838 void MarkWholeScreenDirty()
01839 {
01840 SetDirtyBlocks(0, 0, _screen.width, _screen.height);
01841 }
01842
01857 bool FillDrawPixelInfo(DrawPixelInfo *n, int left, int top, int width, int height)
01858 {
01859 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
01860 const DrawPixelInfo *o = _cur_dpi;
01861
01862 n->zoom = ZOOM_LVL_NORMAL;
01863
01864 assert(width > 0);
01865 assert(height > 0);
01866
01867 if ((left -= o->left) < 0) {
01868 width += left;
01869 if (width <= 0) return false;
01870 n->left = -left;
01871 left = 0;
01872 } else {
01873 n->left = 0;
01874 }
01875
01876 if (width > o->width - left) {
01877 width = o->width - left;
01878 if (width <= 0) return false;
01879 }
01880 n->width = width;
01881
01882 if ((top -= o->top) < 0) {
01883 height += top;
01884 if (height <= 0) return false;
01885 n->top = -top;
01886 top = 0;
01887 } else {
01888 n->top = 0;
01889 }
01890
01891 n->dst_ptr = blitter->MoveTo(o->dst_ptr, left, top);
01892 n->pitch = o->pitch;
01893
01894 if (height > o->height - top) {
01895 height = o->height - top;
01896 if (height <= 0) return false;
01897 }
01898 n->height = height;
01899
01900 return true;
01901 }
01902
01907 void UpdateCursorSize()
01908 {
01909 CursorVars *cv = &_cursor;
01910 const Sprite *p = GetSprite(GB(cv->sprite, 0, SPRITE_WIDTH), ST_NORMAL);
01911
01912 cv->size.y = UnScaleByZoom(p->height, ZOOM_LVL_GUI);
01913 cv->size.x = UnScaleByZoom(p->width, ZOOM_LVL_GUI);
01914 cv->offs.x = UnScaleByZoom(p->x_offs, ZOOM_LVL_GUI);
01915 cv->offs.y = UnScaleByZoom(p->y_offs, ZOOM_LVL_GUI);
01916
01917 cv->dirty = true;
01918 }
01919
01925 static void SetCursorSprite(CursorID cursor, PaletteID pal)
01926 {
01927 CursorVars *cv = &_cursor;
01928 if (cv->sprite == cursor) return;
01929
01930 cv->sprite = cursor;
01931 cv->pal = pal;
01932 UpdateCursorSize();
01933
01934 cv->short_vehicle_offset = 0;
01935 }
01936
01937 static void SwitchAnimatedCursor()
01938 {
01939 const AnimCursor *cur = _cursor.animate_cur;
01940
01941 if (cur == NULL || cur->sprite == AnimCursor::LAST) cur = _cursor.animate_list;
01942
01943 SetCursorSprite(cur->sprite, _cursor.pal);
01944
01945 _cursor.animate_timeout = cur->display_time;
01946 _cursor.animate_cur = cur + 1;
01947 }
01948
01949 void CursorTick()
01950 {
01951 if (_cursor.animate_timeout != 0 && --_cursor.animate_timeout == 0) {
01952 SwitchAnimatedCursor();
01953 }
01954 }
01955
01962 void SetMouseCursor(CursorID sprite, PaletteID pal)
01963 {
01964
01965 _cursor.animate_timeout = 0;
01966
01967 SetCursorSprite(sprite, pal);
01968 }
01969
01975 void SetAnimatedMouseCursor(const AnimCursor *table)
01976 {
01977 _cursor.animate_list = table;
01978 _cursor.animate_cur = NULL;
01979 _cursor.pal = PAL_NONE;
01980 SwitchAnimatedCursor();
01981 }
01982
01983 bool ChangeResInGame(int width, int height)
01984 {
01985 return (_screen.width == width && _screen.height == height) || _video_driver->ChangeResolution(width, height);
01986 }
01987
01988 bool ToggleFullScreen(bool fs)
01989 {
01990 bool result = _video_driver->ToggleFullscreen(fs);
01991 if (_fullscreen != fs && _num_resolutions == 0) {
01992 DEBUG(driver, 0, "Could not find a suitable fullscreen resolution");
01993 }
01994 return result;
01995 }
01996
01997 static int CDECL compare_res(const Dimension *pa, const Dimension *pb)
01998 {
01999 int x = pa->width - pb->width;
02000 if (x != 0) return x;
02001 return pa->height - pb->height;
02002 }
02003
02004 void SortResolutions(int count)
02005 {
02006 QSortT(_resolutions, count, &compare_res);
02007 }