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/*
* Copyright 2003-2016 The Music Player Daemon Project
* http://www.musicpd.org
*
* 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.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "config.h"
#include "Partition.hxx"
#include "Instance.hxx"
#include "DetachedSong.hxx"
#include "mixer/Volume.hxx"
#include "IdleFlags.hxx"
Partition::Partition(Instance &_instance,
unsigned max_length,
unsigned buffer_chunks,
unsigned buffered_before_play)
:instance(_instance),
global_events(instance.event_loop, BIND_THIS_METHOD(OnGlobalEvent)),
playlist(max_length, *this),
outputs(*this),
pc(*this, outputs, buffer_chunks, buffered_before_play)
{
}
void
Partition::EmitIdle(unsigned mask)
{
instance.EmitIdle(mask);
}
#ifdef ENABLE_DATABASE
const Database *
Partition::GetDatabase(Error &error) const
{
return instance.GetDatabase(error);
}
void
Partition::DatabaseModified(const Database &db)
{
playlist.DatabaseModified(db);
EmitIdle(IDLE_DATABASE);
}
#endif
void
Partition::TagModified()
{
DetachedSong *song = pc.LockReadTaggedSong();
if (song != nullptr) {
playlist.TagModified(std::move(*song));
delete song;
}
}
void
Partition::SyncWithPlayer()
{
playlist.SyncWithPlayer(pc);
}
void
Partition::OnQueueModified()
{
EmitIdle(IDLE_PLAYLIST);
}
void
Partition::OnQueueOptionsChanged()
{
EmitIdle(IDLE_OPTIONS);
}
void
Partition::OnQueueSongStarted()
{
EmitIdle(IDLE_PLAYER);
}
void
Partition::OnPlayerSync()
{
EmitGlobalEvent(SYNC_WITH_PLAYER);
}
void
Partition::OnPlayerTagModified()
{
EmitGlobalEvent(TAG_MODIFIED);
}
void
Partition::OnMixerVolumeChanged(gcc_unused Mixer &mixer, gcc_unused int volume)
{
InvalidateHardwareVolume();
/* notify clients */
EmitIdle(IDLE_MIXER);
}
void
Partition::OnGlobalEvent(unsigned mask)
{
if ((mask & TAG_MODIFIED) != 0)
TagModified();
if ((mask & SYNC_WITH_PLAYER) != 0)
SyncWithPlayer();
}
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