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diff --git a/src/FbTk/Shape.hh b/src/FbTk/Shape.hh
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+// Shape.hh
+// Copyright (c) 2003 - 2006 Henrik Kinnunen (fluxgen at fluxbox dot org)
+// 
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense,
+// and/or sell copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+
+#ifndef SHAPE_HH
+#define SHAPE_HH
+
+#include "FbPixmap.hh"
+
+#include <X11/Xlib.h>
+#include <memory>
+#include <vector>
+
+namespace FbTk {
+class FbWindow;
+
+/// creates round corners on windows
+class Shape {
+public:
+    enum ShapePlace { 
+        NONE = 0,
+        BOTTOMRIGHT = 0x01, 
+        TOPRIGHT = 0x02,
+        BOTTOMLEFT = 0x04,
+        TOPLEFT = 0x08
+    };
+
+    Shape(FbWindow &win, int shapeplaces);
+    ~Shape();
+    /// set new shape places
+    void setPlaces(int shapeplaces);
+    /// update our shape
+    void update(); 
+    /// assign a new window
+    void setWindow(FbWindow &win);
+    /// Assign a window to merge our shape with.
+    /// (note that this is currently specific to frames)
+    void setShapeSource(FbWindow *win, int xoff, int yoff, bool always_update);
+    void setShapeOffsets(int xoff, int yoff);
+    unsigned int width() const;
+    unsigned int height() const;
+    unsigned int clipWidth() const;
+    unsigned int clipHeight() const;
+    // sets shape notify mask
+    static void setShapeNotify(const FbWindow &win);
+    /// @return true if window has shape
+    static bool isShaped(const FbWindow &win);
+private:
+    FbWindow *m_win; ///< window to be shaped
+    FbWindow *m_shapesource; ///< window to pull shape from
+    int m_shapesource_xoff, m_shapesource_yoff;
+
+    void initCorners(int screen_num);
+
+    struct CornerPixmaps {
+        FbPixmap topleft;
+        FbPixmap topright;
+        FbPixmap botleft;
+        FbPixmap botright;
+    };
+
+    // unfortunately, we need a separate pixmap per screen
+    static std::vector<CornerPixmaps> s_corners;
+    int m_shapeplaces; ///< places to shape
+
+};
+
+}; // end namespace FbTk
+
+#endif // SHAPE_HH