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+/*
+ * Copyright (C) 2003-2013 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.
+ */
+
+#ifndef MPD_PLAYLIST_HXX
+#define MPD_PLAYLIST_HXX
+
+#include "Queue.hxx"
+#include "playlist_error.h"
+
+#include <stdbool.h>
+
+struct player_control;
+
+struct playlist {
+ /**
+ * The song queue - it contains the "real" playlist.
+ */
+ struct queue queue;
+
+ /**
+ * This value is true if the player is currently playing (or
+ * should be playing).
+ */
+ bool playing;
+
+ /**
+ * If true, then any error is fatal; if false, MPD will
+ * attempt to play the next song on non-fatal errors. During
+ * seeking, this flag is set.
+ */
+ bool stop_on_error;
+
+ /**
+ * Number of errors since playback was started. If this
+ * number exceeds the length of the playlist, MPD gives up,
+ * because all songs have been tried.
+ */
+ unsigned error_count;
+
+ /**
+ * The "current song pointer". This is the song which is
+ * played when we get the "play" command. It is also the song
+ * which is currently being played.
+ */
+ int current;
+
+ /**
+ * The "next" song to be played, when the current one
+ * finishes. The decoder thread may start decoding and
+ * buffering it, while the "current" song is still playing.
+ *
+ * This variable is only valid if #playing is true.
+ */
+ int queued;
+};
+
+/** the global playlist object */
+extern struct playlist g_playlist;
+
+void
+playlist_global_init(void);
+
+void
+playlist_global_finish(void);
+
+void
+playlist_init(struct playlist *playlist);
+
+void
+playlist_finish(struct playlist *playlist);
+
+void
+playlist_tag_changed(struct playlist *playlist);
+
+/**
+ * Returns the "queue" object of the global playlist instance.
+ */
+static inline const struct queue *
+playlist_get_queue(const struct playlist *playlist)
+{
+ return &playlist->queue;
+}
+
+void
+playlist_clear(struct playlist *playlist, struct player_control *pc);
+
+/**
+ * Appends a local file (outside the music database) to the playlist.
+ *
+ * Note: the caller is responsible for checking permissions.
+ */
+enum playlist_result
+playlist_append_file(struct playlist *playlist, struct player_control *pc,
+ const char *path_fs, unsigned *added_id);
+
+enum playlist_result
+playlist_append_uri(struct playlist *playlist, struct player_control *pc,
+ const char *file, unsigned *added_id);
+
+enum playlist_result
+playlist_append_song(struct playlist *playlist, struct player_control *pc,
+ struct song *song, unsigned *added_id);
+
+enum playlist_result
+playlist_delete(struct playlist *playlist, struct player_control *pc,
+ unsigned song);
+
+/**
+ * Deletes a range of songs from the playlist.
+ *
+ * @param start the position of the first song to delete
+ * @param end the position after the last song to delete
+ */
+enum playlist_result
+playlist_delete_range(struct playlist *playlist, struct player_control *pc,
+ unsigned start, unsigned end);
+
+enum playlist_result
+playlist_delete_id(struct playlist *playlist, struct player_control *pc,
+ unsigned song);
+
+void
+playlist_stop(struct playlist *playlist, struct player_control *pc);
+
+enum playlist_result
+playlist_play(struct playlist *playlist, struct player_control *pc,
+ int song);
+
+enum playlist_result
+playlist_play_id(struct playlist *playlist, struct player_control *pc,
+ int song);
+
+void
+playlist_next(struct playlist *playlist, struct player_control *pc);
+
+void
+playlist_sync(struct playlist *playlist, struct player_control *pc);
+
+void
+playlist_previous(struct playlist *playlist, struct player_control *pc);
+
+void
+playlist_shuffle(struct playlist *playlist, struct player_control *pc,
+ unsigned start, unsigned end);
+
+void
+playlist_delete_song(struct playlist *playlist, struct player_control *pc,
+ const struct song *song);
+
+enum playlist_result
+playlist_move_range(struct playlist *playlist, struct player_control *pc,
+ unsigned start, unsigned end, int to);
+
+enum playlist_result
+playlist_move_id(struct playlist *playlist, struct player_control *pc,
+ unsigned id, int to);
+
+enum playlist_result
+playlist_swap_songs(struct playlist *playlist, struct player_control *pc,
+ unsigned song1, unsigned song2);
+
+enum playlist_result
+playlist_swap_songs_id(struct playlist *playlist, struct player_control *pc,
+ unsigned id1, unsigned id2);
+
+enum playlist_result
+playlist_set_priority(struct playlist *playlist, struct player_control *pc,
+ unsigned start_position, unsigned end_position,
+ uint8_t priority);
+
+enum playlist_result
+playlist_set_priority_id(struct playlist *playlist, struct player_control *pc,
+ unsigned song_id, uint8_t priority);
+
+bool
+playlist_get_repeat(const struct playlist *playlist);
+
+void
+playlist_set_repeat(struct playlist *playlist, struct player_control *pc,
+ bool status);
+
+bool
+playlist_get_random(const struct playlist *playlist);
+
+void
+playlist_set_random(struct playlist *playlist, struct player_control *pc,
+ bool status);
+
+bool
+playlist_get_single(const struct playlist *playlist);
+
+void
+playlist_set_single(struct playlist *playlist, struct player_control *pc,
+ bool status);
+
+bool
+playlist_get_consume(const struct playlist *playlist);
+
+void
+playlist_set_consume(struct playlist *playlist, bool status);
+
+int
+playlist_get_current_song(const struct playlist *playlist);
+
+int
+playlist_get_next_song(const struct playlist *playlist);
+
+unsigned
+playlist_get_song_id(const struct playlist *playlist, unsigned song);
+
+int
+playlist_get_length(const struct playlist *playlist);
+
+unsigned long
+playlist_get_version(const struct playlist *playlist);
+
+enum playlist_result
+playlist_seek_song(struct playlist *playlist, struct player_control *pc,
+ unsigned song, float seek_time);
+
+enum playlist_result
+playlist_seek_song_id(struct playlist *playlist, struct player_control *pc,
+ unsigned id, float seek_time);
+
+/**
+ * Seek within the current song. Fails if MPD is not currently
+ * playing.
+ *
+ * @param time the time in seconds
+ * @param relative if true, then the specified time is relative to the
+ * current position
+ */
+enum playlist_result
+playlist_seek_current(struct playlist *playlist, struct player_control *pc,
+ float seek_time, bool relative);
+
+void
+playlist_increment_version_all(struct playlist *playlist);
+
+#endif