/////////////////////////////////////////////////////////////// Flash Plugin and Player// Copyright (C) 1998 Olivier Debon// // This program is free software; you can redistribute it and/or// modify it under the terms of the GNU General Public License// as published by the Free Software Foundation; either version 2// of the License, or (at your option) any later version.// // This program is distributed in the hope that it will be useful,// but WITHOUT ANY WARRANTY; without even the implied warranty of// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the// GNU General Public License for more details.// // You should have received a copy of the GNU General Public License// along with this program; if not, write to the Free Software// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.// ///////////////////////////////////////////////////////////////#ifndef _GRAPHIC_H_#define _GRAPHIC_H_#define ALPHA_OPAQUE 255enum FillType {	f_Solid          = 0x00,	f_LinearGradient = 0x10,	f_RadialGradient = 0x12,	f_TiledBitmap    = 0x40,	f_clippedBitmap  = 0x41,	f_None		 = 0x80};struct Gradient {    int		 nbGradients;    unsigned char	 ratio[8];    Color		 color[8];    // For rendering    Color		*ramp;    Matrix		 imat;    int has_alpha;};struct FillStyleDef {    FillType	 type;	// See enum FillType        // Solid    Color		 color;        // Gradient    Gradient	 gradient;        // Bitmap    Bitmap		*bitmap;    Matrix              bitmap_matrix;    Color               *cmap;    unsigned char *alpha_table;    // Gradient or Bitmap    Matrix		 matrix;    FillStyleDef() {        style_size += sizeof(FillStyleDef);        style_nb++;    }};struct Segment {    long x1,x2;    long		 ymax;    FillStyleDef	*fs[2];	// 0 is left 1 is right    int		 aa;    long		 dX;    long		 X;        struct Segment *next;    struct Segment *nextValid;};/* fractional bits (we don't use twips here... too expensive) */#define FRAC_BITS    5#define FRAC         (1 << FRAC_BITS)#define NB_SEGMENT_MAX (2048*4)#define SEGFRAC	     8class GraphicDevice {	int			 targetWidth;	int 			 targetHeight;	Rect			 viewPort;	int			 movieWidth;	int			 movieHeight;	int			 zoom;	unsigned long		 redMask;	unsigned long		 greenMask;	unsigned long		 blueMask;	int			 clipping;public:	FlashDisplay		*flashDisplay;	int			 bgInitialized;	Color			 backgroundColor;	Color			 foregroundColor;public:        void *scan_line_func_id;        ScanLineFunc scan_line_func;	Rect			 clip_rect;private:        Segment **segs;        int ymin,ymax;        int height;        Segment *seg_pool;        Segment *seg_pool_cur;	Segment * allocSeg();	Segment * progressSegments(Segment * curSegs, long y);	Segment * newSegments(Segment *curSegs, Segment *newSegs);	void      renderScanLine(long y, Segment *curSegs);		protected:	long	 clip(long &y, long &start, long &end);public:	Matrix			*adjust;	// Matrix to fit window (shrink or expand)	long			 showMore;	// Used for debugging	// For Direct Graphics	unsigned char 		*canvasBuffer;	// A pointer to canvas'memory	long			 bpl;	// Bytes per line	long			 bpp;	// Bytes per pixel	long			 pad;	// Scanline pad in byte	GraphicDevice(FlashDisplay *fd);	virtual ~GraphicDevice();	int	 setBackgroundColor(Color);	void	 setForegroundColor(Color);	Color	 getBackgroundColor();	Color	 getForegroundColor();	void	 setMovieDimension(long width, long height);	void	 setMovieZoom(int zoom);	void	 setMovieOffset(long x, long y);	long	 getWidth();	long	 getHeight();	Color 	*getColormap(Color *old, long n, Cxform *cxform);	void 	 drawBox(long x1, long y1, long x2, long y2);        void     addSegment(long x1, long y1, long x2, long y2,                            FillStyleDef *f0,                            FillStyleDef *f1,                            int aa);                void     drawPolygon(void);	void	 updateClippingRegion(Rect *);	void	 setClipping(int);	// Virtual functions	virtual void	 clearCanvas();	virtual long	 allocColor(Color color);        virtual void     fillLineBitmap(FillStyleDef *f, long y, long start, long end);	virtual void	 fillLineLG(Gradient *grad, long y, long start, long end);	virtual void	 fillLineRG(Gradient *grad, long y, long start, long end);        virtual void     fillLine(FillStyleDef *f, long y, long start, long end);        virtual void     fillLineAA(FillStyleDef *f, long y, long start, long end);        virtual void	 drawLine(long x1, long y1, long x2, long y2, long width);};#endif /* _GRAPHIC_H_ */