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+
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
+
+/*
+ Rosegarden
+ A MIDI and audio sequencer and musical notation editor.
+
+ This program is Copyright 2000-2008
+ Guillaume Laurent <glaurent@telegraph-road.org>,
+ Chris Cannam <cannam@all-day-breakfast.com>,
+ Richard Bown <richard.bown@ferventsoftware.com>
+
+ The moral rights of Guillaume Laurent, Chris Cannam, and Richard
+ Bown to claim authorship of this work have been asserted.
+
+ Other copyrights also apply to some parts of this work. Please
+ see the AUTHORS file and individual file headers for details.
+
+ 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. See the file
+ COPYING included with this distribution for more information.
+*/
+
+#ifndef _RG_SEGMENTSELECTOR_H_
+#define _RG_SEGMENTSELECTOR_H_
+
+#include "SegmentTool.h"
+#include <qpoint.h>
+#include <qstring.h>
+
+
+class QMouseEvent;
+
+
+namespace Rosegarden
+{
+
+class RosegardenGUIDoc;
+class CompositionView;
+
+
+class SegmentSelector : public SegmentTool
+{
+ Q_OBJECT
+
+ friend class SegmentToolBox;
+ friend class SegmentTool;
+
+public:
+
+ virtual ~SegmentSelector();
+
+ virtual void ready();
+ virtual void stow();
+
+ virtual void handleMouseButtonPress(QMouseEvent*);
+ virtual void handleMouseButtonRelease(QMouseEvent*);
+ virtual int handleMouseMove(QMouseEvent*);
+
+ // These two alter the behaviour of the selection mode
+ //
+ // - SegmentAdd (usually when SHIFT is held down) allows
+ // multiple selections of Segments.
+ //
+ // - SegmentCopy (usually CONTROL) allows draw and drop
+ // copying of Segments - it's a quick shortcut
+ //
+ void setSegmentAdd(const bool &value) { m_segmentAddMode = value; }
+ void setSegmentCopy(const bool &value) { m_segmentCopyMode = value; }
+
+ bool isSegmentAdding() const { return m_segmentAddMode; }
+ bool isSegmentCopying() const { return m_segmentCopyMode; }
+
+ // Return the SegmentItem list for other tools to use
+ //
+ SegmentItemList* getSegmentItemList() { return &m_selectedItems; }
+
+ static const QString ToolName;
+
+protected slots:
+ void slotCanvasScrolled(int newX, int newY);
+
+protected:
+ SegmentSelector(CompositionView*, RosegardenGUIDoc*);
+
+ void setContextHelpFor(QPoint p, bool ctrlPressed = false);
+
+ //--------------- Data members ---------------------------------
+
+ SegmentItemList m_selectedItems;
+
+ bool m_segmentAddMode;
+ bool m_segmentCopyMode;
+ QPoint m_clickPoint;
+ bool m_segmentQuickCopyDone;
+ bool m_passedInertiaEdge;
+ bool m_buttonPressed;
+ bool m_selectionMoveStarted;
+
+ SegmentTool *m_dispatchTool;
+};
+
+
+
+}
+
+#endif