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#
# Copyright (C) 2009 Anton Khirnov <wyskas@gmail.com>
#
# Nephilim 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 3 of the License, or
# (at your option) any later version.
#
# Nephilim 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 Nephilim. If not, see <http://www.gnu.org/licenses/>.
#
from PyQt4 import QtGui, QtCore
from ..common import Button
from ..plugin import Plugin
from .. import icons
class wgPlayControl(QtGui.QToolBar):
"""Displays controls for interacting with playing, like play, volume ..."""
" control buttons"
play_icon = None
pause_icon = None
play_action = None
stop_action = None
prev_action = None
next_action = None
vol_slider = None
repeat = None
random = None
single = None
consume = None
outputs_menu = None
p = None
logger = None
xfade = None
class VolumeSlider(QtGui.QSlider):
def __init__(self, parent):
QtGui.QSlider.__init__(self, parent)
self.setOrientation(parent.orientation())
self.setMaximum(100)
self.setToolTip('Volume control')
def paintEvent(self, event):
painter = QtGui.QPainter(self)
painter.eraseRect(self.rect())
grad = QtGui.QLinearGradient(0, 0, self.width(), self.height())
grad.setColorAt(0, self.palette().color(QtGui.QPalette.Window))
grad.setColorAt(1, self.palette().color(QtGui.QPalette.Highlight))
if self.orientation() == QtCore.Qt.Horizontal:
rect = QtCore.QRect(0, 0, self.width() * self.value() / self.maximum(), self.height())
else:
rect = QtCore.QRect(0, self.height() * (1 - float(self.value()) / self.maximum()), self.width(), self.height())
painter.fillRect(rect, QtGui.QBrush(grad))
def __init__(self, p, parent = None):
QtGui.QToolBar.__init__(self, p.name, parent)
self.setMovable(True)
self.p = p
self.logger = p.logger
self.setObjectName(p.name)
status = self.p.mpclient.status
self.play_icon = QtGui.QIcon(':icons/media-playback-start.svg')
self.pause_icon = QtGui.QIcon(':icons/media-playback-pause.svg')
self.play_action = self.addAction(self.play_icon, 'play', self.on_play_click)
self.stop_action = self.addAction(QtGui.QIcon(':icons/media-playback-stop.svg'), 'stop', self.on_stop_click)
self.prev_action = self.addAction(QtGui.QIcon(':icons/media-skip-backward.svg'), 'previous', self.on_prev_click)
self.next_action = self.addAction(QtGui.QIcon(':icons/media-skip-forward.svg'), 'next', self.on_next_click)
self.addSeparator()
self.vol_slider = self.VolumeSlider(self)
self.vol_slider.setSliderPosition(status['volume'])
self.vol_slider.valueChanged.connect(self.onVolumeSliderChange)
self.addWidget(self.vol_slider)
self.addSeparator()
self.random = self.addAction(QtGui.QIcon(':icons/media-playlist-shuffle.svgz'), 'random')
self.random.setCheckable(True)
self.random.setChecked(status['random'])
self.random.toggled.connect(self.p.mpclient.random)
self.p.mpclient.random_changed.connect(self.random.setChecked)
self.repeat = self.addAction(QtGui.QIcon(':icons/media-playlist-repeat.svg'), 'repeat')
self.repeat.setCheckable(True)
self.repeat.setChecked(status['repeat'])
self.p.mpclient.repeat_changed.connect(self.repeat.setChecked)
self.repeat.toggled.connect(self.p.mpclient.repeat)
self.single = self.addAction(QtGui.QIcon(':icons/single.png'), 'single mode')
self.single.setCheckable(True)
self.single.setChecked(status['single'])
self.p.mpclient.single_changed.connect(self.single.setChecked)
self.single.toggled.connect(self.p.mpclient.single)
self.consume = self.addAction(QtGui.QIcon(':icons/consume.png'), 'consume mode')
self.consume.setCheckable(True)
self.consume.setChecked(status['consume'])
self.p.mpclient.consume_changed.connect(self.consume.setChecked)
self.consume.toggled.connect(self.p.mpclient.consume)
self.xfade = QtGui.QSpinBox(self)
self.xfade.setValue(self.p.mpclient.status['xfade'])
self.p.mpclient.crossfade_changed.connect(self.xfade.setValue)
self.xfade.valueChanged.connect(self.p.mpclient.crossfade)
self.xfade.setToolTip('Set crossfade between songs in seconds.')
self.addWidget(self.xfade)
self.outputs_menu = QtGui.QMenu('Audio outputs')
outputs = self.addAction(QtGui.QIcon(':icons/outputs.png'), 'Audio outputs')
outputs.triggered.connect(lambda : self.outputs_menu.popup(QtGui.QCursor.pos()))
self.__update_outputs()
self.p.mpclient.connect_changed.connect(self.__update_outputs)
self.orientationChanged.connect(self.vol_slider.setOrientation)
self.p.mpclient.state_changed.connect(self.onStateChange)
self.p.mpclient.volume_changed.connect(self.onVolumeChange)
def __update_outputs(self):
self.outputs_menu.clear()
for output in self.p.mpclient.outputs:
act = self.outputs_menu.addAction(output.name)
act.setCheckable(True)
act.setChecked(output.state)
act.toggled.connect(output.set_state)
output.state_changed.connect(act.setChecked)
def onStateChange(self, new_state):
status = self.p.mpclient.status
if new_state == 'play':
self.play_action.setIcon(self.pause_icon)
self.play_action.setToolTip('pause')
elif new_state == 'pause' or new_state == 'stop':
self.play_action.setIcon(self.play_icon)
self.play_action.setToolTip('play')
def onVolumeChange(self, new_vol):
self.vol_slider.setValue(new_vol)
def on_play_click(self):
status=self.p.mpclient.status
if status['state']=='play':
self.logger.info('Toggling playback')
self.p.mpclient.pause()
elif status['state']=='stop':
self.logger.info('Pausing playback')
self.p.mpclient.play(None)
else:
self.p.mpclient.resume()
def on_stop_click(self):
self.logger.info('Stopping playback')
self.p.mpclient.stop()
def on_prev_click(self):
self.logger.info('Playing previous')
self.p.mpclient.previous()
def on_next_click(self):
self.logger.info('Playing next')
self.p.mpclient.next()
def onVolumeSliderChange(self, val):
self.p.mpclient.set_volume(val)
class PlayControl(Plugin):
# public, const
info = 'Controls playback.'
# public, read-only
o = None
def _load(self):
self.o = wgPlayControl(self, None)
QtGui.QApplication.instance().main_win.addToolBar(QtCore.Qt.TopToolBarArea, self.o)
def _unload(self):
QtGui.QApplication.instance().main_win.removeToolBar(self.o)
self.o = None
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