Playback control methods moved to a new file.

1 files changed, 79 insertions, 0 deletions

diff --git a/libmpd/playbackcontrol.rb b/libmpd/playbackcontrol.rb
new file mode 100644
index 0000000..d37ed49
--- /dev/null
+++ b/libmpd/playbackcontrol.rb
@@ -0,0 +1,79 @@
+#!/usr/bin/env ruby
+#
+# Copyright 2009 David Vazgenovich Shakaryan <dvshakaryan@gmail.com>
+# Distributed under the terms of the GNU General Public License v3.
+# See http://www.gnu.org/licenses/gpl.txt for the full license text.
+
+module MPDPlaybackControl
+  # Begins playing the playlist. If argument is supplied, begin at specified
+  # song position.
+  def play songpos=false
+    command = 'play'
+    command << ' ' + songpos.to_s if songpos
+
+    return send_request command
+  end
+
+  # Begins playing the playlist. If argument is supplied, begin at specified
+  # song id.
+  def playid songid=false
+    command = 'playid'
+    command << ' ' + songid.to_s if songid
+
+    return send_request command
+  end
+
+  # Sets pause state.
+  #
+  # Accepts an argument of _true_ to enable or _false_ to disable.
+  # If no argument is given, defaults to _true_.
+  def pause state=true
+    return send_request 'pause %s' % state.to_i
+  end
+
+  # Stops playing.
+  def stop
+    return send_request 'stop'
+  end
+
+  # Plays next song in the playlist.
+  def next
+    return send_request 'next'
+  end
+
+  # Plays previous song in the playlist.
+  def previous
+    return send_request 'previous'
+  end
+
+  # Seeks to the given position of the given song.
+  def seek songpos, time
+    return send_request 'seek %s %s' % [songpos, time]
+  end
+
+  # Seeks to the given position of the given song id.
+  def seekid songid, time
+    return send_request 'seekid %s %s' % [songid, time]
+  end
+
+  # Returns +true+ if playing.
+  # Otherwise, returns +false+.
+  def playing?
+    return true if status[:state] == 'play'
+    return false
+  end
+
+  # Returns +true+ if paused.
+  # Otherwise, returns +false+.
+  def paused?
+    return true if status[:state] == 'pause'
+    return false
+  end
+
+  # Returns +true+ if stopped.
+  # Otherwise, returns +false+.
+  def stopped?
+    return true if status[:state] == 'stop'
+    return false
+  end
+end