1 files changed, 48 insertions, 0 deletions
diff --git a/libs/canvas/canvas/surface_group.h b/libs/canvas/canvas/surface_group.h
new file mode 100644
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+++ b/libs/canvas/canvas/surface_group.h
@@ -0,0 +1,48 @@
+/*
+    Copyright (C) 2011-2013 Paul Davis
+    Author: Robin Gareus <robin@gareus.org>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __CANVAS_SURFACE_GROUP_H__
+#define __CANVAS_SURFACE_GROUP_H__
+
+#include <list>
+#include <vector>
+
+#include "canvas/visibility.h"
+#include "canvas/group.h"
+
+namespace ArdourCanvas {
+
+class LIBCANVAS_API SurfaceGroup : public Group
+{
+public:
+	explicit SurfaceGroup (Group *);
+	explicit SurfaceGroup (Group *, Duple);
+	~SurfaceGroup ();
+
+	void render (Rect const &, Cairo::RefPtr<Cairo::Context>) const;
+
+private:
+	mutable Duple _surface_position;
+	mutable Duple _surface_geometry;
+	mutable Cairo::RefPtr<Cairo::ImageSurface> _surface;
+};
+
+}
+
+#endif