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555d589354
Introduces a new class, DummyMidiEventProcessor, that does nothing but update the baseNoteModel upon keypress. Signed-off-by: Tobias Doerffel <tobias.doerffel@gmail.com>
71 lines
1.8 KiB
C++
71 lines
1.8 KiB
C++
/*
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* dummy_midi_event_processor.h - implementation of a MidiEventProcessor that
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* does nothing besides updating the baseNoteModel.
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*
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* Copyright (c) 2009 Achim Settelmeier <lmms/at/m1.sirlab.de>
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*
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* This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
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*
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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
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program (see COPYING); if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA.
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*
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*/
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#ifndef _DUMMY_MIDI_EVENT_PROCESSOR_H
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#define _DUMMY_MIDI_EVENT_PROCESSOR_H
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#include "midi_event_processor.h"
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// all classes being able to process MIDI-events should inherit from this
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class DummyMidiEventProcessor : public MidiEventProcessor
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{
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public:
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inline DummyMidiEventProcessor() :
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MidiEventProcessor(),
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m_updateBaseNote( false )
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{
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};
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virtual inline ~DummyMidiEventProcessor()
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{
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};
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inline void setUpdateBaseNote( bool _updateBaseNote )
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{
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m_updateBaseNote = _updateBaseNote;
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}
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virtual void processInEvent( const midiEvent & _me,
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const midiTime & _time )
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{
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if( m_updateBaseNote )
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{
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baseNoteModel()->setValue( _me.key() );
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}
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};
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virtual void processOutEvent( const midiEvent & _me,
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const midiTime & _time )
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{
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// nop
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};
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private:
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bool m_updateBaseNote;
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} ;
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#endif
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