#ifndef __graph_x11_h
#define __graph_x11_h

extern "C" {
#include <stdlib.h>
#include <X11/Xlib.h>
}

#include "graph.h"


class X11Window : public GWindow {
 protected:

  typedef GC ggc;

  Display       *display;
  Window        window;
  int           screen_num;

  int ncolors;
  unsigned long *color;
  
  ggc default_context;
  ggc current_context;
  ggc *context;
  int ncontexts;

  int dash_list_length[4];
  unsigned char dash[2],
                dot[2],
                dash_dot[4],
                dash_dot_dot[6];

  unsigned char *dash_list[4];

 public:

  X11Window (Display *display, Window window, int screen_num);
                                  /* Constructor */
  virtual ~X11Window (void);      /* Destructor  */
  
  virtual GGC GCreateGC (void);
  virtual void GClearWindow (void);
  virtual void GDrawImageString (GGC gc, int x, int y, char *string);
  virtual void GDrawString (GGC gc, int x, int y, char *string);
  virtual void GDrawLines (GGC gc, GPoint *a, int len);
  virtual void GFillPolygon (GGC gc, GPoint *a, int len = 0);
  virtual void GFillArc (GGC gc, int x, int y, int w, int h, 
			 int start, int end, int close);
  virtual void GDrawArc (GGC gc, int x, int y, int w, int h, 
			 int start, int end);
  virtual void GSetForeground (GGC gc, int color);
  virtual void GSetColorTable (GColor *colors_in, int ncolors, 
			       int background);
  virtual void GSetLineType (GGC gc, int type);
  virtual void GSetLineWidth (GGC gc, int width);
};


#endif