segmentpencil.h

LINUX下的混音软件

/* -*- 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 2000-2007
        Guillaume Laurent   <[e-mail]>,
        Chris Cannam        <[e-mail]>,
        Richard Bown        <[e-mail]>

    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_SEGMENTPENCIL_H_
#define _RG_SEGMENTPENCIL_H_

#include "base/Track.h"
#include "SegmentTool.h"
#include <qstring.h>
#include "base/Event.h"


class QMouseEvent;


namespace Rosegarden
{

class RosegardenGUIDoc;
class CompositionView;


//////////////////////////////

class SegmentPencil : public SegmentTool
{
    Q_OBJECT

    friend class SegmentToolBox;
    friend class SegmentSelector;

public:

    virtual void ready();
    virtual void stow();

    virtual void handleMouseButtonPress(QMouseEvent*);
    virtual void handleMouseButtonRelease(QMouseEvent*);
    virtual int  handleMouseMove(QMouseEvent*);

    static const QString ToolName;

protected slots:
    void slotCanvasScrolled(int newX, int newY);
    
protected:
    SegmentPencil(CompositionView*, RosegardenGUIDoc*);
    void setContextHelpFor(QPoint p);

    //--------------- Data members ---------------------------------

    bool m_newRect;
    TrackId m_track;
    timeT m_startTime;
    timeT m_endTime;
};


}

#endif