--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/gfx.h	Wed Jan 03 08:49:36 2007 +0000
@@ -0,0 +1,163 @@
+/* $Id$ */
+
+#ifndef GFX_H
+#define GFX_H
+
+typedef byte Pixel;
+
+struct DrawPixelInfo {
+	Pixel *dst_ptr;
+	int left, top, width, height;
+	int pitch;
+	uint16 zoom;
+};
+
+
+typedef struct CursorVars {
+	Point pos, size, offs, delta; ///< position, size, offset from top-left, and movement
+	Point draw_pos, draw_size;    ///< position and size bounding-box for drawing
+	CursorID sprite; ///< current image of cursor
+
+	int wheel;       ///< mouse wheel movement
+	const CursorID *animate_list, *animate_cur; ///< in case of animated cursor, list of frames
+	uint animate_timeout;                       ///< current frame in list of animated cursor
+
+	bool visible;    ///< cursor is visible
+	bool dirty;      ///< the rect occupied by the mouse is dirty (redraw)
+	bool fix_at;     ///< mouse is moving, but cursor is not (used for scrolling)
+	bool in_window;  ///< mouse inside this window, determines drawing logic
+} CursorVars;
+
+
+typedef enum FontSizes {
+	FS_NORMAL,
+	FS_SMALL,
+	FS_LARGE,
+	FS_END,
+} FontSize;
+
+
+void RedrawScreenRect(int left, int top, int right, int bottom);
+void GfxScroll(int left, int top, int width, int height, int xo, int yo);
+
+
+// XXX doesn't really belong here, but the only
+// consumers always use it in conjunction with DoDrawString()
+#define UPARROW   "\xEE\x8A\x80"
+#define DOWNARROW "\xEE\x8A\xAA"
+
+
+int DrawStringCentered(int x, int y, StringID str, uint16 color);
+int DrawStringCenteredTruncated(int xl, int xr, int y, StringID str, uint16 color);
+int DoDrawStringCentered(int x, int y, const char *str, uint16 color);
+
+int DrawString(int x, int y, StringID str, uint16 color);
+int DrawStringTruncated(int x, int y, StringID str, uint16 color, uint maxw);
+
+int DoDrawString(const char *string, int x, int y, uint16 color);
+int DoDrawStringTruncated(const char *str, int x, int y, uint16 color, uint maxw);
+
+void DrawStringCenterUnderline(int x, int y, StringID str, uint16 color);
+void DrawStringCenterUnderlineTruncated(int xl, int xr, int y, StringID str, uint16 color);
+
+int DrawStringRightAligned(int x, int y, StringID str, uint16 color);
+void DrawStringRightAlignedTruncated(int x, int y, StringID str, uint16 color, uint maxw);
+void DrawStringRightAlignedUnderline(int x, int y, StringID str, uint16 color);
+
+void GfxFillRect(int left, int top, int right, int bottom, int color);
+void GfxDrawLine(int left, int top, int right, int bottom, int color);
+
+BoundingRect GetStringBoundingBox(const char *str);
+uint32 FormatStringLinebreaks(char *str, int maxw);
+void LoadStringWidthTable(void);
+void DrawStringMultiCenter(int x, int y, StringID str, int maxw);
+uint DrawStringMultiLine(int x, int y, StringID str, int maxw);
+void DrawDirtyBlocks(void);
+void SetDirtyBlocks(int left, int top, int right, int bottom);
+void MarkWholeScreenDirty(void);
+
+void GfxInitPalettes(void);
+
+bool FillDrawPixelInfo(DrawPixelInfo* n, int left, int top, int width, int height);
+
+/* window.c */
+void DrawOverlappedWindowForAll(int left, int top, int right, int bottom);
+
+void SetMouseCursor(uint cursor);
+void SetAnimatedMouseCursor(const CursorID *table);
+void CursorTick(void);
+void DrawMouseCursor(void);
+void ScreenSizeChanged(void);
+void UndrawMouseCursor(void);
+bool ChangeResInGame(int w, int h);
+void SortResolutions(int count);
+void ToggleFullScreen(bool fs);
+
+/* gfx.c */
+#define ASCII_LETTERSTART 32
+extern FontSize _cur_fontsize;
+
+byte GetCharacterWidth(FontSize size, uint32 key);
+
+static inline byte GetCharacterHeight(FontSize size)
+{
+	switch (size) {
+		default: NOT_REACHED();
+		case FS_NORMAL: return 10;
+		case FS_SMALL:  return 6;
+		case FS_LARGE:  return 18;
+	}
+}
+
+VARDEF DrawPixelInfo _screen;
+VARDEF DrawPixelInfo *_cur_dpi;
+VARDEF CursorVars _cursor;
+
+enum {
+	COLOUR_DARK_BLUE,
+	COLOUR_PALE_GREEN,
+	COLOUR_PINK,
+	COLOUR_YELLOW,
+	COLOUR_RED,
+	COLOUR_LIGHT_BLUE,
+	COLOUR_GREEN,
+	COLOUR_DARK_GREEN,
+	COLOUR_BLUE,
+	COLOUR_CREAM,
+	COLOUR_MAUVE,
+	COLOUR_PURPLE,
+	COLOUR_ORANGE,
+	COLOUR_BROWN,
+	COLOUR_GREY,
+	COLOUR_WHITE
+};
+
+/**
+ * All 16 colour gradients
+ * 8 colours per gradient from darkest (0) to lightest (7)
+ */
+VARDEF byte _colour_gradient[16][8];
+
+VARDEF int _pal_first_dirty;
+VARDEF int _pal_last_dirty;
+
+VARDEF bool _use_dos_palette;
+
+typedef struct Colour {
+	byte r;
+	byte g;
+	byte b;
+} Colour;
+
+extern Colour _cur_palette[256];
+
+
+typedef enum StringColorFlags {
+	IS_PALETTE_COLOR = 0x100, // color value is already a real palette color index, not an index of a StringColor
+} StringColorFlags;
+
+#ifdef _DEBUG
+extern bool _dbg_screen_rect;
+#endif
+
+#endif /* GFX_H */