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