PDrawXPixmap.h

/*
** X-window offscreen drawable - PH 09/22/99
*/
#ifndef __PDrawXPixmap_h__
#define __PDrawXPixmap_h__

#include "PDrawable.h"

class PDrawXPixmap : public PDrawable
{
public:
	PDrawXPixmap(Display *dpy, GC gc, int depth, Widget w=NULL);
	virtual ~PDrawXPixmap();
	
	virtual int		BeginDrawing(int width,int height);
	virtual void	EndDrawing();
	
	virtual void	SetForeground(int col_num);
	virtual void	SetForegroundPixel(Pixel pixel);
	virtual void	SetFont(XFontStruct *font);
	virtual void	SetLineWidth(float width);
	virtual void	DrawSegments(XSegment *segments, int num);
	virtual void	DrawPoint(int x,int y);
	virtual void	DrawLine(int x1,int y1,int x2,int y2);
	virtual void	DrawRectangle(int x,int y,int w,int h);
	virtual void	FillRectangle(int x,int y,int w,int h);
	virtual void	FillPolygon(XPoint *point, int num);
	virtual void	DrawString(int x, int y, char *str,ETextAlign_q align);
	virtual void	DrawArc(int cx,int cy,int rx,int ry,float ang1,float ang2);
	virtual void	FillArc(int cx,int cy,int rx,int ry,float ang1,float ang2);

	virtual void	PutImage(XImage *image, int dest_x, int dest_y);
	virtual XImage*	GetImage(int x, int y, int width, int height);	
	virtual int		CopyArea(int x,int y,int w,int h,Window dest);
	virtual int		HasPixmap();

	virtual EDevice	GetDeviceType()		{ return kDeviceVideo; }		
		
private:
	void			CreatePixmap();
	void			FreePixmap();
	
	Pixmap			mPix;				// offscreen pixmap for drawing
	Display		  *	mDpy;				// X display for drawing
	GC				mGC;				// X graphics context for drawing
	Widget			mAltWidget;			// widget to draw into if pixmap not available
	Drawable		mDrawable;			// the X drawable
	int				mDepth;				// depth of screen
	int				mWidth;				// pixmap width
	int				mHeight;			// pixmap height
};


#endif // __PDrawXPixmap_h__