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00042 #ifndef GFX_FUNC_H
00043 #define GFX_FUNC_H
00044
00045 #include "gfx_type.h"
00046 #include "strings_type.h"
00047
00048 void GameLoop();
00049
00050 void CreateConsole();
00051
00052 extern byte _dirkeys;
00053 extern bool _fullscreen;
00054 extern CursorVars _cursor;
00055 extern bool _ctrl_pressed;
00056 extern bool _shift_pressed;
00057 extern byte _fast_forward;
00058
00059 extern bool _left_button_down;
00060 extern bool _left_button_clicked;
00061 extern bool _right_button_down;
00062 extern bool _right_button_clicked;
00063
00064 extern DrawPixelInfo _screen;
00065 extern bool _screen_disable_anim;
00066
00067 extern int _pal_first_dirty;
00068 extern int _pal_count_dirty;
00069 extern int _num_resolutions;
00070 extern Dimension _resolutions[32];
00071 extern Dimension _cur_resolution;
00072 extern Colour _cur_palette[256];
00073
00074 void HandleKeypress(uint32 key);
00075 void HandleCtrlChanged();
00076 void HandleMouseEvents();
00077 void CSleep(int milliseconds);
00078 void UpdateWindows();
00079
00080 void DrawMouseCursor();
00081 void ScreenSizeChanged();
00082 void GameSizeChanged();
00083 void UndrawMouseCursor();
00084
00086 static const int DRAW_STRING_BUFFER = 2048;
00087
00088 void RedrawScreenRect(int left, int top, int right, int bottom);
00089 void GfxScroll(int left, int top, int width, int height, int xo, int yo);
00090
00091 Dimension GetSpriteSize(SpriteID sprid);
00092 void DrawSprite(SpriteID img, PaletteID pal, int x, int y, const SubSprite *sub = NULL);
00093
00095 enum StringAlignment {
00096 SA_LEFT = 0 << 0,
00097 SA_HOR_CENTER = 1 << 0,
00098 SA_RIGHT = 2 << 0,
00099 SA_HOR_MASK = 3 << 0,
00100
00101 SA_TOP = 0 << 2,
00102 SA_VERT_CENTER = 1 << 2,
00103 SA_BOTTOM = 2 << 2,
00104 SA_VERT_MASK = 3 << 2,
00105
00106 SA_CENTER = SA_HOR_CENTER | SA_VERT_CENTER,
00107
00108 SA_FORCE = 1 << 4,
00109 SA_STRIP = 1 << 5,
00110 };
00111 DECLARE_ENUM_AS_BIT_SET(StringAlignment)
00112
00113 int DrawString(int left, int right, int top, const char *str, TextColour colour = TC_FROMSTRING, StringAlignment align = SA_LEFT, bool underline = false);
00114 int DrawString(int left, int right, int top, StringID str, TextColour colour = TC_FROMSTRING, StringAlignment align = SA_LEFT, bool underline = false);
00115 int DrawStringMultiLine(int left, int right, int top, int bottom, const char *str, TextColour colour = TC_FROMSTRING, StringAlignment align = (SA_TOP | SA_LEFT), bool underline = false);
00116 int DrawStringMultiLine(int left, int right, int top, int bottom, StringID str, TextColour colour = TC_FROMSTRING, StringAlignment align = (SA_TOP | SA_LEFT), bool underline = false);
00117
00118 void DrawCharCentered(uint32 c, int x, int y, TextColour colour);
00119
00120 void GfxFillRect(int left, int top, int right, int bottom, int colour, FillRectMode mode = FILLRECT_OPAQUE);
00121 void GfxDrawLine(int left, int top, int right, int bottom, int colour);
00122 void DrawBox(int x, int y, int dx1, int dy1, int dx2, int dy2, int dx3, int dy3);
00123
00124 Dimension GetStringBoundingBox(const char *str, FontSize start_fontsize = FS_NORMAL);
00125 Dimension GetStringBoundingBox(StringID strid);
00126 uint32 FormatStringLinebreaks(char *str, const char *last, int maxw, FontSize start_fontsize = FS_NORMAL);
00127 int GetStringHeight(StringID str, int maxw);
00128 Dimension GetStringMultiLineBoundingBox(StringID str, const Dimension &suggestion);
00129 void LoadStringWidthTable();
00130
00136 void DrawDirtyBlocks();
00137
00143 void SetDirtyBlocks(int left, int top, int right, int bottom);
00144
00150 void MarkWholeScreenDirty();
00151
00152 void GfxInitPalettes();
00153
00154 bool FillDrawPixelInfo(DrawPixelInfo *n, int left, int top, int width, int height);
00155
00156
00157 void DrawOverlappedWindowForAll(int left, int top, int right, int bottom);
00158
00159 void SetMouseCursor(CursorID cursor, PaletteID pal);
00160 void SetAnimatedMouseCursor(const AnimCursor *table);
00161 void CursorTick();
00162 void UpdateCursorSize();
00163 bool ChangeResInGame(int w, int h);
00164 void SortResolutions(int count);
00165 bool ToggleFullScreen(bool fs);
00166
00167
00168 byte GetCharacterWidth(FontSize size, uint32 key);
00169 byte GetDigitWidth(FontSize size = FS_NORMAL);
00170
00176 static inline byte GetCharacterHeight(FontSize size)
00177 {
00178 assert(size < FS_END);
00179 extern int _font_height[FS_END];
00180 return _font_height[size];
00181 }
00182
00184 #define FONT_HEIGHT_SMALL (GetCharacterHeight(FS_SMALL))
00185
00187 #define FONT_HEIGHT_NORMAL (GetCharacterHeight(FS_NORMAL))
00188
00190 #define FONT_HEIGHT_LARGE (GetCharacterHeight(FS_LARGE))
00191
00192 extern DrawPixelInfo *_cur_dpi;
00193
00198 extern byte _colour_gradient[COLOUR_END][8];
00199
00200 extern PaletteType _use_palette;
00201 extern bool _palette_remap_grf[];
00202 extern const byte *_palette_remap;
00203 extern const byte *_palette_reverse_remap;
00204
00205 #endif