1 files changed, 13 insertions, 0 deletions

diff --git a/src/macgui.h b/src/macgui.h
index 378dbcd9e5c..6e2adb092c6 100644
--- a/src/macgui.h
+++ b/src/macgui.h
@@ -192,6 +192,19 @@ typedef struct _XGC
 
   /* QuickDraw background color.  */
   RGBColor back_color;
+
+#define MAX_CLIP_RECTS 2
+  /* QuickDraw clipping region.  */
+  RgnHandle clip_region;
+
+#if defined (MAC_OSX) && USE_ATSUI
+  /* Number of clipping rectangles used in Quartz 2D drawing.  */
+  int n_clip_rects;
+
+  /* Clipping rectangles used in Quartz 2D drawing.  The y-coordinate
+     is in QuickDraw's.  */
+  CGRect clip_rects[MAX_CLIP_RECTS];
+#endif
 } *GC;
 
 #define GCForeground            (1L<<2)