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// -*- c-indentation-style:"stroustrup" c-basic-offset: 4 -*-
/*
Rosegarden
A sequencer and musical notation editor.
This program is Copyright 2000-2008
Guillaume Laurent <[email protected]>,
Chris Cannam <[email protected]>,
Richard Bown <[email protected]>
The moral right of the authors to claim authorship of this work
has been asserted.
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.
*/
#include "SoundDriver.h"
// An empty sound driver for when we don't want sound support
// but still want to build the sequencer.
//
#ifndef _DUMMYDRIVER_H_
#define _DUMMYDRIVER_H_
namespace Rosegarden
{
class DummyDriver : public SoundDriver
{
public:
DummyDriver(MappedStudio *studio):
SoundDriver(studio, std::string("DummyDriver - no sound")) { }
DummyDriver(MappedStudio *studio, const std::string & name):
SoundDriver(studio, std::string("DummyDriver: " + name)) { }
virtual ~DummyDriver() { }
virtual bool initialise() { m_recordComposition.clear(); return true; }
virtual void initialisePlayback(const RealTime & /*position*/) { }
virtual void stopPlayback() { }
virtual void punchOut() { }
virtual void resetPlayback(const RealTime & /*old position*/,
const RealTime & /*position*/) { }
virtual void allNotesOff() { }
virtual RealTime getSequencerTime() { return RealTime(0, 0);}
virtual MappedComposition* getMappedComposition()
{ return &m_recordComposition;}
virtual void processEventsOut(const MappedComposition & /*mC*/) { }
virtual void processEventsOut(const MappedComposition &,
const RealTime &,
const RealTime &) { }
// Activate a recording state
//
virtual bool record(RecordStatus /*recordStatus*/,
const std::vector<InstrumentId> */*armedInstruments = 0*/,
const std::vector<QString> */*audioFileNames = 0*/)
{ return false; }
// Process anything that's pending
//
virtual void processPending() { }
// Sample rate
//
virtual unsigned int getSampleRate() const { return 0; }
// Return the last recorded audio level
//
virtual float getLastRecordedAudioLevel() { return 0.0; }
// Plugin instance management
//
virtual void setPluginInstance(InstrumentId /*id*/,
QString /*pluginIdent*/,
int /*position*/) { }
virtual void removePluginInstance(InstrumentId /*id*/,
int /*position*/) { }
virtual void removePluginInstances() { }
virtual void setPluginInstancePortValue(InstrumentId /*id*/,
int /*position*/,
unsigned long /*portNumber*/,
float /*value*/) { }
virtual float getPluginInstancePortValue(InstrumentId ,
int ,
unsigned long ) { return 0; }
virtual void setPluginInstanceBypass(InstrumentId /*id*/,
int /*position*/,
bool /*value*/) { }
virtual QStringList getPluginInstancePrograms(InstrumentId ,
int ) { return QStringList(); }
virtual QString getPluginInstanceProgram(InstrumentId,
int ) { return QString(); }
virtual QString getPluginInstanceProgram(InstrumentId,
int,
int,
int) { return QString(); }
virtual unsigned long getPluginInstanceProgram(InstrumentId,
int ,
QString) { return 0; }
virtual void setPluginInstanceProgram(InstrumentId,
int ,
QString ) { }
virtual QString configurePlugin(InstrumentId,
int,
QString ,
QString ) { return QString(); }
virtual void setAudioBussLevels(int ,
float ,
float ) { }
virtual void setAudioInstrumentLevels(InstrumentId,
float,
float) { }
virtual bool checkForNewClients() { return false; }
virtual void setLoop(const RealTime &/*loopStart*/,
const RealTime &/*loopEnd*/) { }
virtual std::vector<PlayableAudioFile*> getPlayingAudioFiles()
{ return std::vector<PlayableAudioFile*>(); }
virtual void getAudioInstrumentNumbers(InstrumentId &i, int &n) {
i = 0; n = 0;
}
virtual void getSoftSynthInstrumentNumbers(InstrumentId &i, int &n) {
i = 0; n = 0;
}
virtual void claimUnwantedPlugin(void *plugin) { }
virtual void scavengePlugins() { }
virtual bool areClocksRunning() const { return true; }
protected:
virtual void processMidiOut(const MappedComposition & /*mC*/,
const RealTime &, const RealTime &) { }
virtual void generateInstruments() { }
};
}
#endif // _DUMMYDRIVER_H_
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