From 809b89b5af5eaf7abc3240d786cda15f354b6624 Mon Sep 17 00:00:00 2001 From: Max Kellermann Date: Thu, 27 Feb 2014 17:12:42 +0100 Subject: Playlist*: move to queue/ --- src/Playlist.cxx | 333 ------------------------------------------------------- 1 file changed, 333 deletions(-) delete mode 100644 src/Playlist.cxx (limited to 'src/Playlist.cxx') diff --git a/src/Playlist.cxx b/src/Playlist.cxx deleted file mode 100644 index abcb2ceaa..000000000 --- a/src/Playlist.cxx +++ /dev/null @@ -1,333 +0,0 @@ -/* - * Copyright (C) 2003-2014 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 "Playlist.hxx" -#include "PlaylistError.hxx" -#include "PlayerControl.hxx" -#include "DetachedSong.hxx" -#include "Idle.hxx" -#include "Log.hxx" - -#include - -void -playlist::TagModified(DetachedSong &&song) -{ - if (!playing) - return; - - assert(current >= 0); - - DetachedSong ¤t_song = queue.GetOrder(current); - if (song.IsSame(current_song)) - current_song.MoveTagFrom(std::move(song)); - - queue.ModifyAtOrder(current); - queue.IncrementVersion(); - idle_add(IDLE_PLAYLIST); -} - -/** - * Queue a song, addressed by its order number. - */ -static void -playlist_queue_song_order(playlist &playlist, PlayerControl &pc, - unsigned order) -{ - assert(playlist.queue.IsValidOrder(order)); - - playlist.queued = order; - - const DetachedSong &song = playlist.queue.GetOrder(order); - - FormatDebug(playlist_domain, "queue song %i:\"%s\"", - playlist.queued, song.GetURI()); - - pc.EnqueueSong(new DetachedSong(song)); -} - -/** - * Called if the player thread has started playing the "queued" song. - */ -static void -playlist_song_started(playlist &playlist, PlayerControl &pc) -{ - assert(pc.next_song == nullptr); - assert(playlist.queued >= -1); - - /* queued song has started: copy queued to current, - and notify the clients */ - - int current = playlist.current; - playlist.current = playlist.queued; - playlist.queued = -1; - - if(playlist.queue.consume) - playlist.DeleteOrder(pc, current); - - idle_add(IDLE_PLAYER); -} - -const DetachedSong * -playlist::GetQueuedSong() const -{ - return playing && queued >= 0 - ? &queue.GetOrder(queued) - : nullptr; -} - -void -playlist::UpdateQueuedSong(PlayerControl &pc, const DetachedSong *prev) -{ - if (!playing) - return; - - assert(!queue.IsEmpty()); - assert((queued < 0) == (prev == nullptr)); - - const int next_order = current >= 0 - ? queue.GetNextOrder(current) - : 0; - - if (next_order == 0 && queue.random && !queue.single) { - /* shuffle the song order again, so we get a different - order each time the playlist is played - completely */ - const unsigned current_position = - queue.OrderToPosition(current); - - queue.ShuffleOrder(); - - /* make sure that the current still points to - the current song, after the song order has been - shuffled */ - current = queue.PositionToOrder(current_position); - } - - const DetachedSong *const next_song = next_order >= 0 - ? &queue.GetOrder(next_order) - : nullptr; - - if (prev != nullptr && next_song != prev) { - /* clear the currently queued song */ - pc.Cancel(); - queued = -1; - } - - if (next_order >= 0) { - if (next_song != prev) - playlist_queue_song_order(*this, pc, next_order); - else - queued = next_order; - } -} - -void -playlist::PlayOrder(PlayerControl &pc, int order) -{ - playing = true; - queued = -1; - - const DetachedSong &song = queue.GetOrder(order); - - FormatDebug(playlist_domain, "play %i:\"%s\"", order, song.GetURI()); - - pc.Play(new DetachedSong(song)); - current = order; -} - -static void -playlist_resume_playback(playlist &playlist, PlayerControl &pc); - -void -playlist::SyncWithPlayer(PlayerControl &pc) -{ - if (!playing) - /* this event has reached us out of sync: we aren't - playing anymore; ignore the event */ - return; - - pc.Lock(); - const PlayerState pc_state = pc.GetState(); - const DetachedSong *pc_next_song = pc.next_song; - pc.Unlock(); - - if (pc_state == PlayerState::STOP) - /* the player thread has stopped: check if playback - should be restarted with the next song. That can - happen if the playlist isn't filling the queue fast - enough */ - playlist_resume_playback(*this, pc); - else { - /* check if the player thread has already started - playing the queued song */ - if (pc_next_song == nullptr && queued != -1) - playlist_song_started(*this, pc); - - pc.Lock(); - pc_next_song = pc.next_song; - pc.Unlock(); - - /* make sure the queued song is always set (if - possible) */ - if (pc_next_song == nullptr && queued < 0) - UpdateQueuedSong(pc, nullptr); - } -} - -/** - * The player has stopped for some reason. Check the error, and - * decide whether to re-start playback - */ -static void -playlist_resume_playback(playlist &playlist, PlayerControl &pc) -{ - assert(playlist.playing); - assert(pc.GetState() == PlayerState::STOP); - - const auto error = pc.GetErrorType(); - if (error == PlayerError::NONE) - playlist.error_count = 0; - else - ++playlist.error_count; - - if ((playlist.stop_on_error && error != PlayerError::NONE) || - error == PlayerError::OUTPUT || - playlist.error_count >= playlist.queue.GetLength()) - /* too many errors, or critical error: stop - playback */ - playlist.Stop(pc); - else - /* continue playback at the next song */ - playlist.PlayNext(pc); -} - -void -playlist::SetRepeat(PlayerControl &pc, bool status) -{ - if (status == queue.repeat) - return; - - queue.repeat = status; - - pc.SetBorderPause(queue.single && !queue.repeat); - - /* if the last song is currently being played, the "next song" - might change when repeat mode is toggled */ - UpdateQueuedSong(pc, GetQueuedSong()); - - idle_add(IDLE_OPTIONS); -} - -static void -playlist_order(playlist &playlist) -{ - if (playlist.current >= 0) - /* update playlist.current, order==position now */ - playlist.current = playlist.queue.OrderToPosition(playlist.current); - - playlist.queue.RestoreOrder(); -} - -void -playlist::SetSingle(PlayerControl &pc, bool status) -{ - if (status == queue.single) - return; - - queue.single = status; - - pc.SetBorderPause(queue.single && !queue.repeat); - - /* if the last song is currently being played, the "next song" - might change when single mode is toggled */ - UpdateQueuedSong(pc, GetQueuedSong()); - - idle_add(IDLE_OPTIONS); -} - -void -playlist::SetConsume(bool status) -{ - if (status == queue.consume) - return; - - queue.consume = status; - idle_add(IDLE_OPTIONS); -} - -void -playlist::SetRandom(PlayerControl &pc, bool status) -{ - if (status == queue.random) - return; - - const DetachedSong *const queued_song = GetQueuedSong(); - - queue.random = status; - - if (queue.random) { - /* shuffle the queue order, but preserve current */ - - const int current_position = GetCurrentPosition(); - - queue.ShuffleOrder(); - - if (current_position >= 0) { - /* make sure the current song is the first in - the order list, so the whole rest of the - playlist is played after that */ - unsigned current_order = - queue.PositionToOrder(current_position); - queue.SwapOrders(0, current_order); - current = 0; - } else - current = -1; - } else - playlist_order(*this); - - UpdateQueuedSong(pc, queued_song); - - idle_add(IDLE_OPTIONS); -} - -int -playlist::GetCurrentPosition() const -{ - return current >= 0 - ? queue.OrderToPosition(current) - : -1; -} - -int -playlist::GetNextPosition() const -{ - if (current < 0) - return -1; - - if (queue.single && queue.repeat) - return queue.OrderToPosition(current); - else if (queue.IsValidOrder(current + 1)) - return queue.OrderToPosition(current + 1); - else if (queue.repeat) - return queue.OrderToPosition(0); - - return -1; -} -- cgit v1.2.3