XPixmapOutputDev.h

//========================================================================
//
// XPixmapOutputDev.h
//
// Copyright 2002 Glyph & Cog, LLC
//
//========================================================================
 
#ifndef XPIXMAPOUTPUTDEV_H
#define XPIXMAPOUTPUTDEV_H
 
#include <aconf.h>
 
#ifdef USE_GCC_PRAGMAS
#pragma interface
#endif
 
#include <X11/Xlib.h>
#include "XOutputDev.h"
 
//------------------------------------------------------------------------
 
class XPixmapOutputDev: public XOutputDev {
public:
 
  XPixmapOutputDev(Display *displayA, int screenNumA,
           Visual *visualA, Colormap colormapA,
           GBool reverseVideoA, Gulong paperColorA,
           GBool installCmapA, int rgbCubeSizeA,
           GBool incrementalUpdateA,
           void (*redrawCbkA)(void *data),
           void *redrawCbkDataA);
 
  ~XPixmapOutputDev();
 
  //----- initialization and control
 
  // Start a page.
  virtual void startPage(int pageNum, GfxState *state);
 
  // End a page.
  virtual void endPage();
 
  // Dump page contents to display.
  virtual void dump();
 
  //----- special access
 
  // Set the window - this is used only to create a compatible pixmap.
  void setWindow(Window winA) { win = winA; }
 
  // Clear out the document (used when displaying an empty window).
  void clear();
 
private:
 
  GBool incrementalUpdate;  // incrementally update the display?
  void (*redrawCbk)(void *data);
  void *redrawCbkData;
  Window win;
};
 
#endif