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diff --git a/pdf/xpdf/XPixmapOutputDev.h b/pdf/xpdf/XPixmapOutputDev.h
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+++ b/pdf/xpdf/XPixmapOutputDev.h
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+//========================================================================
+//
+// 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