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sugar3.speech - expose mark messages

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Mark messages can be used for text highlight.

Signed-off-by: James Cameron <quozl@laptop.org>
This commit is contained in:
Ibiam Chihurumnaya 2019-07-19 06:53:22 -04:00 committed by James Cameron
parent 5043d53e7b
commit 9a6c9ce69c
1 changed files with 12 additions and 2 deletions
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14
src/sugar3/speech.py
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@ -193,7 +193,8 @@ class SpeechManager(GObject.GObject):
__gsignals__ = {
'play': (GObject.SignalFlags.RUN_FIRST, None, []),
'pause': (GObject.SignalFlags.RUN_FIRST, None, []),
'stop': (GObject.SignalFlags.RUN_FIRST, None, [])
'stop': (GObject.SignalFlags.RUN_FIRST, None, []),
'mark': (GObject.SignalFlags.RUN_FIRST, None, [str])
}
MIN_PITCH = -100
@ -212,6 +213,7 @@ class SpeechManager(GObject.GObject):
self._player.connect('play', self._update_state, 'play')
self._player.connect('stop', self._update_state, 'stop')
self._player.connect('pause', self._update_state, 'pause')
self._player.connect('mark', self._mark_cb)
self._default_voice_name = self._player.get_default_voice()
self._pitch = DEFAULT_PITCH
self._rate = DEFAULT_RATE
@ -228,6 +230,9 @@ class SpeechManager(GObject.GObject):
self._is_paused = (signal == 'pause')
self.emit(signal)
def _mark_cb(self, player, value):
self.emit('mark', value)
def get_is_playing(self):
return self._is_playing
@ -331,7 +336,8 @@ class _GstSpeechPlayer(GObject.GObject):
__gsignals__ = {
'play': (GObject.SignalFlags.RUN_FIRST, None, []),
'pause': (GObject.SignalFlags.RUN_FIRST, None, []),
'stop': (GObject.SignalFlags.RUN_FIRST, None, [])
'stop': (GObject.SignalFlags.RUN_FIRST, None, []),
'mark': (GObject.SignalFlags.RUN_FIRST, None, [str])
}
def __init__(self):
@ -382,6 +388,10 @@ class _GstSpeechPlayer(GObject.GObject):
self._pipeline = None
power.get_power_manager().restore_suspend()
self.emit('stop')
elif message.type is Gst.MessageType.ELEMENT and \
message.get_structure().get_name() == 'espeak-mark':
mark_value = message.get_structure().get_value('mark')
self.emit('mark', mark_value)
def speak(self, pitch, rate, voice_name, text):
# TODO workaround for http://bugs.sugarlabs.org/ticket/1801