don't queue a callback with the idle event for waveview image generation if one is...

[ardour.git] / libs / canvas / canvas / fwd.h

diff --git a/libs/canvas/canvas/fwd.h b/libs/canvas/canvas/fwd.h
index 728e6988d45fc30a4db10dcdfe76b7be0742077e..61cab3c9d23e694a7c8646a54fe8550e4a04fe99 100644 (file)
--- a/libs/canvas/canvas/fwd.h
+++ b/libs/canvas/canvas/fwd.h
@@ -33,6 +33,7 @@ namespace ArdourCanvas {
        class GtkCanvasViewport;
        class Text;
        class Curve;
+        class ScrollGroup;
 }
 
 #endif /* __canvas_canvas_fwd_h__ */