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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., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, 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);
+}