tron@2186: /* $Id$ */
tron@2186: 
truelight@0: #ifndef GFX_H
truelight@0: #define GFX_H
truelight@0: 
tron@2062: typedef byte Pixel;
truelight@0: 
truelight@0: struct DrawPixelInfo {
tron@2062: 	Pixel *dst_ptr;
truelight@0: 	int left, top, width, height;
truelight@0: 	int pitch;
truelight@193: 	uint16 zoom;
truelight@0: };
truelight@0: 
truelight@0: 
truelight@0: typedef struct CursorVars {
Darkvater@3312: 	Point pos, size, offs, delta; ///< position, size, offset from top-left, and movement
Darkvater@3312: 	Point draw_pos, draw_size;    ///< position and size bounding-box for drawing
Darkvater@3312: 	CursorID sprite; ///< current image of cursor
truelight@0: 
Darkvater@3312: 	int wheel;       ///< mouse wheel movement
Darkvater@3312: 	const CursorID *animate_list, *animate_cur; ///< in case of animated cursor, list of frames
Darkvater@3312: 	uint animate_timeout;                       ///< current frame in list of animated cursor
truelight@0: 
Darkvater@3312: 	bool visible;    ///< cursor is visible
Darkvater@3312: 	bool dirty;      ///< the rect occupied by the mouse is dirty (redraw)
Darkvater@3312: 	bool fix_at;     ///< mouse is moving, but cursor is not (used for scrolling)
Darkvater@3312: 	bool in_window;  ///< mouse inside this window, determines drawing logic
truelight@0: } CursorVars;
truelight@0: 
truelight@0: 
peter1138@3798: typedef enum FontSizes {
peter1138@3798: 	FS_NORMAL,
peter1138@3798: 	FS_SMALL,
peter1138@3798: 	FS_LARGE,
peter1138@3798: 	FS_END,
peter1138@3798: } FontSize;
peter1138@3798: 
peter1138@3798: 
truelight@0: void RedrawScreenRect(int left, int top, int right, int bottom);
truelight@0: void GfxScroll(int left, int top, int width, int height, int xo, int yo);
Darkvater@2097: 
tron@2406: 
tron@2406: // XXX doesn't really belong here, but the only
tron@2406: // consumers always use it in conjunction with DoDrawString()
peter1138@5108: #define UPARROW   "\xEE\x8A\x80"
peter1138@5108: #define DOWNARROW "\xEE\x8A\xAA"
tron@2406: 
tron@2406: 
Darkvater@2097: int DrawStringCentered(int x, int y, StringID str, uint16 color);
Darkvater@2113: int DrawStringCenteredTruncated(int xl, int xr, int y, StringID str, uint16 color);
Darkvater@2134: int DoDrawStringCentered(int x, int y, const char *str, uint16 color);
Darkvater@2097: 
Darkvater@2097: int DrawString(int x, int y, StringID str, uint16 color);
Darkvater@2097: int DrawStringTruncated(int x, int y, StringID str, uint16 color, uint maxw);
Darkvater@2097: 
tron@1323: int DoDrawString(const char *string, int x, int y, uint16 color);
Darkvater@2097: int DoDrawStringTruncated(const char *str, int x, int y, uint16 color, uint maxw);
Darkvater@2097: 
Darkvater@2097: void DrawStringCenterUnderline(int x, int y, StringID str, uint16 color);
Darkvater@2113: void DrawStringCenterUnderlineTruncated(int xl, int xr, int y, StringID str, uint16 color);
Darkvater@2097: 
rubidium@4314: int DrawStringRightAligned(int x, int y, StringID str, uint16 color);
Darkvater@2097: void DrawStringRightAlignedTruncated(int x, int y, StringID str, uint16 color, uint maxw);
rubidium@4314: void DrawStringRightAlignedUnderline(int x, int y, StringID str, uint16 color);
Darkvater@2097: 
truelight@193: void GfxFillRect(int left, int top, int right, int bottom, int color);
truelight@193: void GfxDrawLine(int left, int top, int right, int bottom, int color);
truelight@0: 
Darkvater@4609: BoundingRect GetStringBoundingBox(const char *str);
Darkvater@4954: uint32 FormatStringLinebreaks(char *str, int maxw);
tron@1093: void LoadStringWidthTable(void);
tron@2634: void DrawStringMultiCenter(int x, int y, StringID str, int maxw);
peter1138@4928: uint DrawStringMultiLine(int x, int y, StringID str, int maxw);
tron@1093: void DrawDirtyBlocks(void);
truelight@0: void SetDirtyBlocks(int left, int top, int right, int bottom);
tron@1093: void MarkWholeScreenDirty(void);
truelight@0: 
tron@1093: void GfxInitPalettes(void);
truelight@0: 
tron@4429: bool FillDrawPixelInfo(DrawPixelInfo* n, int left, int top, int width, int height);
truelight@0: 
truelight@0: /* window.c */
truelight@0: void DrawOverlappedWindowForAll(int left, int top, int right, int bottom);
truelight@0: 
truelight@0: void SetMouseCursor(uint cursor);
Darkvater@1914: void SetAnimatedMouseCursor(const CursorID *table);
tron@1093: void CursorTick(void);
tron@1093: void DrawMouseCursor(void);
tron@1093: void ScreenSizeChanged(void);
tron@1093: void UndrawMouseCursor(void);
truelight@0: bool ChangeResInGame(int w, int h);
Darkvater@1806: void SortResolutions(int count);
Darkvater@1829: void ToggleFullScreen(bool fs);
truelight@0: 
truelight@0: /* gfx.c */
Darkvater@1390: #define ASCII_LETTERSTART 32
peter1138@3798: extern FontSize _cur_fontsize;
peter1138@3798: 
peter1138@5108: byte GetCharacterWidth(FontSize size, uint32 key);
peter1138@3798: 
peter1138@3798: static inline byte GetCharacterHeight(FontSize size)
peter1138@3798: {
peter1138@3798: 	switch (size) {
peter1138@3798: 		default: NOT_REACHED();
peter1138@3798: 		case FS_NORMAL: return 10;
peter1138@3798: 		case FS_SMALL:  return 6;
peter1138@3798: 		case FS_LARGE:  return 18;
peter1138@3798: 	}
Darkvater@1391: }
truelight@0: 
truelight@0: VARDEF DrawPixelInfo _screen;
truelight@0: VARDEF DrawPixelInfo *_cur_dpi;
truelight@0: VARDEF CursorVars _cursor;
truelight@0: 
tron@4444: enum {
tron@4444: 	COLOUR_DARK_BLUE,
tron@4444: 	COLOUR_PALE_GREEN,
tron@4444: 	COLOUR_PINK,
tron@4444: 	COLOUR_YELLOW,
tron@4444: 	COLOUR_RED,
tron@4444: 	COLOUR_LIGHT_BLUE,
tron@4444: 	COLOUR_GREEN,
tron@4444: 	COLOUR_DARK_GREEN,
tron@4444: 	COLOUR_BLUE,
tron@4444: 	COLOUR_CREAM,
tron@4444: 	COLOUR_MAUVE,
tron@4444: 	COLOUR_PURPLE,
tron@4444: 	COLOUR_ORANGE,
tron@4444: 	COLOUR_BROWN,
tron@4444: 	COLOUR_GREY,
tron@4444: 	COLOUR_WHITE
tron@4444: };
tron@4444: 
tron@4444: /**
tron@4444:  * All 16 colour gradients
tron@4444:  * 8 colours per gradient from darkest (0) to lightest (7)
tron@4444:  */
tron@4444: VARDEF byte _colour_gradient[16][8];
tron@4444: 
truelight@0: VARDEF int _pal_first_dirty;
truelight@0: VARDEF int _pal_last_dirty;
truelight@0: 
dominik@614: VARDEF bool _use_dos_palette;
dominik@614: 
tron@1991: typedef struct Colour {
tron@1991: 	byte r;
tron@1991: 	byte g;
tron@1991: 	byte b;
tron@1991: } Colour;
tron@1991: 
tron@1991: extern Colour _cur_palette[256];
truelight@0: 
dominik@657: 
dominik@657: typedef enum StringColorFlags {
dominik@657: 	IS_PALETTE_COLOR = 0x100, // color value is already a real palette color index, not an index of a StringColor
dominik@657: } StringColorFlags;
dominik@657: 
tron@2649: #ifdef _DEBUG
tron@2649: extern bool _dbg_screen_rect;
tron@2649: #endif
tron@2649: 
Darkvater@2436: #endif /* GFX_H */