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126 lines
3.2 KiB
126 lines
3.2 KiB
15 years ago
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/*
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Copyright (C) 2002 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 "midisyncgroup_impl.h"
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#include "audiosync_impl.h"
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#include "midiclient_impl.h"
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#include "midimanager_impl.h"
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#include "timestampmath.h"
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using namespace Arts;
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using namespace std;
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MidiSyncGroup_impl::MidiSyncGroup_impl(MidiManager_impl *manager)
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: manager(manager)
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{
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}
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MidiSyncGroup_impl::~MidiSyncGroup_impl()
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{
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/* tell clients we're dead */
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list<MidiClient_impl *>::iterator i;
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for(i = clients.begin(); i != clients.end(); i++)
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(*i)->setSyncGroup(0);
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list<AudioSync_impl *>::iterator ai;
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for(ai = audioSyncs.begin(); ai != audioSyncs.end(); ai++)
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(*ai)->setSyncGroup(0);
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manager->removeSyncGroup(this);
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}
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void MidiSyncGroup_impl::addClient(MidiClient client)
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{
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/* add client to list */
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MidiClient_impl *impl = manager->findClient(client.info().ID);
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impl->setSyncGroup(this);
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clients.push_back(impl);
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impl->synchronizeTo(masterTimer.time());
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}
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void MidiSyncGroup_impl::removeClient(MidiClient client)
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{
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/* remove client from the list */
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MidiClient_impl *impl = manager->findClient(client.info().ID);
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impl->setSyncGroup(0);
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clients.remove(impl);
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}
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void MidiSyncGroup_impl::addAudioSync(AudioSync audioSync)
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{
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AudioSync_impl *impl = AudioSync_impl::find(audioSync);
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impl->setSyncGroup(this);
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audioSyncs.push_back(impl);
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impl->synchronizeTo(masterTimer.time());
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}
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void MidiSyncGroup_impl::removeAudioSync(AudioSync audioSync)
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{
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AudioSync_impl *impl = AudioSync_impl::find(audioSync);
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impl->setSyncGroup(0);
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audioSyncs.remove(impl);
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}
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void MidiSyncGroup_impl::clientChanged(MidiClient_impl *client)
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{
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client->synchronizeTo(masterTimer.time());
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}
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void MidiSyncGroup_impl::clientDied(MidiClient_impl *client)
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{
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clients.remove(client);
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}
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void MidiSyncGroup_impl::audioSyncDied(AudioSync_impl *audioSync)
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{
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audioSyncs.remove(audioSync);
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}
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TimeStamp MidiSyncGroup_impl::time()
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{
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TimeStamp result = masterTimer.time();
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list<MidiClient_impl *>::iterator i;
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for(i = clients.begin(); i != clients.end(); i++)
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result = timeStampMax(result, (*i)->clientTime());
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list<AudioSync_impl *>::iterator ai;
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for(ai = audioSyncs.begin(); ai != audioSyncs.end(); ai++)
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result = timeStampMax(result, (*ai)->clientTime());
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return result;
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}
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TimeStamp MidiSyncGroup_impl::playTime()
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{
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return masterTimer.time();
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}
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void MidiSyncGroup_impl::adjustSync()
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{
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list<AudioSync_impl *>::iterator ai;
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for(ai = audioSyncs.begin(); ai != audioSyncs.end(); ai++)
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(*ai)->synchronizeTo(masterTimer.time());
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}
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