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/*
Copyright (C) 2001 Stefan Westerfeld
stefan@space.twc.de
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#include "artsmidi.h"
#include "artsflow.h"
#include "stdsynthmodule.h"
#include "debug.h"
#include "miditimercommon.h"
#include "audiotimer.h"
#include "flowsystem.h"
using namespace std;
namespace Arts {
class AudioMidiTimerCommon : public MidiTimerCommon, public AudioTimerCallback
{
protected:
AudioMidiTimerCommon();
virtual ~AudioMidiTimerCommon();
AudioTimer *audioTimer;
public:
// allocation: share one AudioMidiTimerCommon for everbody who needs one
static AudioMidiTimerCommon *subscribe();
TimeStamp time();
void updateTime();
};
}
using namespace Arts;
static AudioMidiTimerCommon *AudioMidiTimerCommon_the = 0;
AudioMidiTimerCommon::AudioMidiTimerCommon()
{
AudioMidiTimerCommon_the = this;
audioTimer = AudioTimer::subscribe();
audioTimer->addCallback(this);
}
AudioMidiTimerCommon::~AudioMidiTimerCommon()
{
audioTimer->removeCallback(this);
audioTimer->unsubscribe();
AudioMidiTimerCommon_the = 0;
}
TimeStamp AudioMidiTimerCommon::time()
{
return audioTimer->time();
}
void AudioMidiTimerCommon::updateTime()
{
processQueue();
}
AudioMidiTimerCommon *AudioMidiTimerCommon::subscribe()
{
if(!AudioMidiTimerCommon_the)
AudioMidiTimerCommon_the = new AudioMidiTimerCommon();
AudioMidiTimerCommon_the->refCount++;
return AudioMidiTimerCommon_the;
}
namespace Arts {
class AudioMidiTimer_impl : public AudioMidiTimer_skel {
protected:
AudioMidiTimerCommon *timer;
public:
AudioMidiTimer_impl()
{
timer = AudioMidiTimerCommon::subscribe();
}
~AudioMidiTimer_impl()
{
timer->unsubscribe();
}
TimeStamp time()
{
return timer->time();
}
void queueEvent(MidiPort port, const MidiEvent& event)
{
timer->queueEvent(port, event);
}
};
REGISTER_IMPLEMENTATION(AudioMidiTimer_impl);
}
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