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lmms/include/Piano.h
2014-11-26 01:14:52 +01:00

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1.7 KiB
C++

/*
* Piano.h - declaration of class Piano
*
* Copyright (c) 2004-2014 Tobias Doerffel <tobydox/at/users.sourceforge.net>
*
* This file is part of LMMS - http://lmms.io
*
* 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 program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program (see COPYING); if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA.
*
*/
#ifndef PIANO_H
#define PIANO_H
#include "Note.h"
#include "Model.h"
class InstrumentTrack;
class MidiEventProcessor;
class Piano : public Model
{
public:
enum KeyTypes
{
WhiteKey,
BlackKey
} ;
Piano( InstrumentTrack* track );
virtual ~Piano();
void setKeyState( int key, bool state );
bool isKeyPressed( int key ) const
{
return m_pressedKeys[key];
}
void handleKeyPress( int key, int midiVelocity = -1 );
void handleKeyRelease( int key );
InstrumentTrack* instrumentTrack() const
{
return m_instrumentTrack;
}
MidiEventProcessor* midiEventProcessor() const
{
return m_midiEvProc;
}
private:
static bool isValidKey( int key )
{
return key >= 0 && key < NumKeys;
}
InstrumentTrack* m_instrumentTrack;
MidiEventProcessor* m_midiEvProc;
bool m_pressedKeys[NumKeys];
} ;
#endif