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86 lines
2.1 KiB
86 lines
2.1 KiB
/*
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Rosegarden
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A MIDI and audio sequencer and musical notation editor.
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This program is Copyright 2000-2008
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Guillaume Laurent <glaurent@telegraph-road.org>,
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Chris Cannam <cannam@all-day-breakfast.com>,
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Richard Bown <richard.bown@ferventsoftware.com>
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The moral rights of Guillaume Laurent, Chris Cannam, and Richard
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Bown to claim authorship of this work have been asserted.
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Other copyrights also apply to some parts of this work. Please
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see the AUTHORS file and individual file headers for details.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version. See the file
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COPYING included with this distribution for more information.
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*/
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#ifndef _RG_SEGMENTRESIZER_H_
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#define _RG_SEGMENTRESIZER_H_
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#include "SegmentTool.h"
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#include <tqstring.h>
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class TQPoint;
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class TQMouseEvent;
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class CompositionItem;
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namespace Rosegarden
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{
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class RosegardenGUIDoc;
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class CompositionView;
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/**
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* Segment Resizer tool. Allows resizing only at the end of the segment part
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*/
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class SegmentResizer : public SegmentTool
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{
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TQ_OBJECT
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friend class SegmentToolBox;
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friend class SegmentSelector;
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public:
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virtual void ready();
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virtual void stow();
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virtual void handleMouseButtonPress(TQMouseEvent*);
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virtual void handleMouseButtonRelease(TQMouseEvent*);
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virtual int handleMouseMove(TQMouseEvent*);
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static bool cursorIsCloseEnoughToEdge(const CompositionItem&, const TQPoint&, int, bool &);
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void setEdgeThreshold(int e) { m_edgeThreshold = e; }
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int getEdgeThreshold() { return m_edgeThreshold; }
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static const TQString ToolName;
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protected slots:
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void slotCanvasScrolled(int newX, int newY);
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protected:
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SegmentResizer(CompositionView*, RosegardenGUIDoc*, int edgeThreshold = 10);
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void setBasicContextHelp(bool ctrlPressed = false);
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//--------------- Data members ---------------------------------
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int m_edgeThreshold;
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bool m_resizeStart;
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};
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}
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#endif
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