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+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ * $Id$
+ *
+ * Copyright (C) 2010 Robert Bieber
+ *
+ * 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 software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#ifndef RBMOVABLE_H
+#define RBMOVABLE_H
+
+#include <QGraphicsItem>
+
+/*
+ * This is a base class for scene elements that can be moved around and
+ * resized. It adds some basic functionality for showing a border around
+ * selected items and ensuring that they don't get moved out of their parent's
+ * bounding rect, as well as resizing them. It includes one pure virtual
+ * function, saveGeometry(), that is responsible for syncing the changed
+ * geometry back to the parse tree to be code gen'd into the file.
+ */
+
+class RBMovable : public QGraphicsItem
+{
+public:
+ RBMovable(QGraphicsItem* parent);
+ ~RBMovable();
+
+ virtual void paint(QPainter *painter,
+ const QStyleOptionGraphicsItem *option, QWidget *widget);
+
+protected:
+ virtual QVariant itemChange(GraphicsItemChange change,
+ const QVariant &value);
+ /* Responsible for updating the parse tree */
+ virtual void saveGeometry() = 0;
+
+};
+
+#endif // RBMOVABLE_H