1 files changed, 13 insertions, 4 deletions
diff --git a/pdf/xpdf/Gfx.h b/pdf/xpdf/Gfx.h
index bdf56e8..c3c57cf 100644
--- a/pdf/xpdf/Gfx.h
+++ b/pdf/xpdf/Gfx.h
@@ -9,7 +9,9 @@
 #ifndef GFX_H
 #define GFX_H
 
-#ifdef __GNUC__
+#include <aconf.h>
+
+#ifdef USE_GCC_PRAGMAS
 #pragma interface
 #endif
 
@@ -31,7 +33,7 @@ class GfxAxialShading;
 class GfxRadialShading;
 class GfxState;
 class Gfx;
-struct PDFRectangle;
+class PDFRectangle;
 
 //------------------------------------------------------------------------
 // Gfx
@@ -97,11 +99,14 @@ public:
   // Constructor for regular output.
   Gfx(XRef *xrefA, OutputDev *outA, int pageNum, Dict *resDict, double dpi,
       PDFRectangle *box, GBool crop, PDFRectangle *cropBox, int rotate,
-      GBool printCommandsA);
+      GBool (*abortCheckCbkA)(void *data) = NULL,
+      void *abortCheckCbkDataA = NULL);
 
   // Constructor for a sub-page object.
   Gfx(XRef *xrefA, OutputDev *outA, Dict *resDict,
-      PDFRectangle *box, GBool crop, PDFRectangle *cropBox);
+      PDFRectangle *box, GBool crop, PDFRectangle *cropBox,
+      GBool (*abortCheckCbkA)(void *data) = NULL,
+      void *abortCheckCbkDataA = NULL);
 
   ~Gfx();
 
@@ -134,6 +139,10 @@ private:
 
   Parser *parser;		// parser for page content stream(s)
 
+  GBool				// callback to check for an abort
+    (*abortCheckCbk)(void *data);
+  void *abortCheckCbkData;
+
   static Operator opTab[];	// table of operators
 
   void go(GBool topLevel);