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Diffstat (limited to '')
-rw-r--r-- | src/playlist_control.c | 288 |
1 files changed, 0 insertions, 288 deletions
diff --git a/src/playlist_control.c b/src/playlist_control.c deleted file mode 100644 index 0dea7676a..000000000 --- a/src/playlist_control.c +++ /dev/null @@ -1,288 +0,0 @@ -/* - * Copyright (C) 2003-2011 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. - */ - -/* - * Functions for controlling playback on the playlist level. - * - */ - -#include "config.h" -#include "playlist_internal.h" -#include "player_control.h" -#include "idle.h" - -#include <glib.h> - -#undef G_LOG_DOMAIN -#define G_LOG_DOMAIN "playlist" - -void -playlist_stop(struct playlist *playlist, struct player_control *pc) -{ - if (!playlist->playing) - return; - - assert(playlist->current >= 0); - - g_debug("stop"); - pc_stop(pc); - playlist->queued = -1; - playlist->playing = false; - - if (playlist->queue.random) { - /* shuffle the playlist, so the next playback will - result in a new random order */ - - unsigned current_position = - queue_order_to_position(&playlist->queue, - playlist->current); - - queue_shuffle_order(&playlist->queue); - - /* make sure that "current" stays valid, and the next - "play" command plays the same song again */ - playlist->current = - queue_position_to_order(&playlist->queue, - current_position); - } -} - -enum playlist_result -playlist_play(struct playlist *playlist, struct player_control *pc, - int song) -{ - unsigned i = song; - - pc_clear_error(pc); - - if (song == -1) { - /* play any song ("current" song, or the first song */ - - if (queue_is_empty(&playlist->queue)) - return PLAYLIST_RESULT_SUCCESS; - - if (playlist->playing) { - /* already playing: unpause playback, just in - case it was paused, and return */ - pc_set_pause(pc, false); - return PLAYLIST_RESULT_SUCCESS; - } - - /* select a song: "current" song, or the first one */ - i = playlist->current >= 0 - ? playlist->current - : 0; - } else if (!queue_valid_position(&playlist->queue, song)) - return PLAYLIST_RESULT_BAD_RANGE; - - if (playlist->queue.random) { - if (song >= 0) - /* "i" is currently the song position (which - would be equal to the order number in - no-random mode); convert it to a order - number, because random mode is enabled */ - i = queue_position_to_order(&playlist->queue, song); - - if (!playlist->playing) - playlist->current = 0; - - /* swap the new song with the previous "current" one, - so playback continues as planned */ - queue_swap_order(&playlist->queue, - i, playlist->current); - i = playlist->current; - } - - playlist->stop_on_error = false; - playlist->error_count = 0; - - playlist_play_order(playlist, pc, i); - return PLAYLIST_RESULT_SUCCESS; -} - -enum playlist_result -playlist_play_id(struct playlist *playlist, struct player_control *pc, - int id) -{ - int song; - - if (id == -1) { - return playlist_play(playlist, pc, id); - } - - song = queue_id_to_position(&playlist->queue, id); - if (song < 0) - return PLAYLIST_RESULT_NO_SUCH_SONG; - - return playlist_play(playlist, pc, song); -} - -void -playlist_next(struct playlist *playlist, struct player_control *pc) -{ - int next_order; - int current; - - if (!playlist->playing) - return; - - assert(!queue_is_empty(&playlist->queue)); - assert(queue_valid_order(&playlist->queue, playlist->current)); - - current = playlist->current; - playlist->stop_on_error = false; - - /* determine the next song from the queue's order list */ - - next_order = queue_next_order(&playlist->queue, playlist->current); - if (next_order < 0) { - /* no song after this one: stop playback */ - playlist_stop(playlist, pc); - - /* reset "current song" */ - playlist->current = -1; - } - else - { - if (next_order == 0 && playlist->queue.random) { - /* The queue told us that the next song is the first - song. This means we are in repeat mode. Shuffle - the queue order, so this time, the user hears the - songs in a different than before */ - assert(playlist->queue.repeat); - - queue_shuffle_order(&playlist->queue); - - /* note that playlist->current and playlist->queued are - now invalid, but playlist_play_order() will - discard them anyway */ - } - - playlist_play_order(playlist, pc, next_order); - } - - /* Consume mode removes each played songs. */ - if(playlist->queue.consume) - playlist_delete(playlist, pc, - queue_order_to_position(&playlist->queue, - current)); -} - -void -playlist_previous(struct playlist *playlist, struct player_control *pc) -{ - if (!playlist->playing) - return; - - assert(queue_length(&playlist->queue) > 0); - - if (playlist->current > 0) { - /* play the preceding song */ - playlist_play_order(playlist, pc, - playlist->current - 1); - } else if (playlist->queue.repeat) { - /* play the last song in "repeat" mode */ - playlist_play_order(playlist, pc, - queue_length(&playlist->queue) - 1); - } else { - /* re-start playing the current song if it's - the first one */ - playlist_play_order(playlist, pc, playlist->current); - } -} - -enum playlist_result -playlist_seek_song(struct playlist *playlist, struct player_control *pc, - unsigned song, float seek_time) -{ - const struct song *queued; - unsigned i; - bool success; - - if (!queue_valid_position(&playlist->queue, song)) - return PLAYLIST_RESULT_BAD_RANGE; - - queued = playlist_get_queued_song(playlist); - - if (playlist->queue.random) - i = queue_position_to_order(&playlist->queue, song); - else - i = song; - - pc_clear_error(pc); - playlist->stop_on_error = true; - playlist->error_count = 0; - - if (!playlist->playing || (unsigned)playlist->current != i) { - /* seeking is not within the current song - prepare - song change */ - - playlist->playing = true; - playlist->current = i; - - queued = NULL; - } - - success = pc_seek(pc, queue_get_order(&playlist->queue, i), seek_time); - if (!success) { - playlist_update_queued_song(playlist, pc, queued); - - return PLAYLIST_RESULT_NOT_PLAYING; - } - - playlist->queued = -1; - playlist_update_queued_song(playlist, pc, NULL); - - return PLAYLIST_RESULT_SUCCESS; -} - -enum playlist_result -playlist_seek_song_id(struct playlist *playlist, struct player_control *pc, - unsigned id, float seek_time) -{ - int song = queue_id_to_position(&playlist->queue, id); - if (song < 0) - return PLAYLIST_RESULT_NO_SUCH_SONG; - - return playlist_seek_song(playlist, pc, song, seek_time); -} - -enum playlist_result -playlist_seek_current(struct playlist *playlist, struct player_control *pc, - float seek_time, bool relative) -{ - if (!playlist->playing) - return PLAYLIST_RESULT_NOT_PLAYING; - - if (relative) { - struct player_status status; - pc_get_status(pc, &status); - - if (status.state != PLAYER_STATE_PLAY && - status.state != PLAYER_STATE_PAUSE) - return PLAYLIST_RESULT_NOT_PLAYING; - - seek_time += (int)status.elapsed_time; - } - - if (seek_time < 0) - seek_time = 0; - - return playlist_seek_song(playlist, pc, playlist->current, seek_time); -} |