Add Play/Pause button

1 files changed, 82 insertions, 0 deletions

diff --git a/speech.py b/speech.py
new file mode 100644
index 0000000..f5d2b34
--- /dev/null
+++ b/speech.py
@@ -0,0 +1,82 @@
+#! /usr/bin/env python
+
+# Copyright (C) 2008 James D. Simmons
+#
+# 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 St, Fifth Floor, Boston, MA  02110-1301  USA
+
+import gtk
+import time
+import threading
+
+supported = True
+
+try:
+    import speechd
+except:
+    supported = False
+
+done = True
+
+class EspeakThread(threading.Thread):
+    def run(self):
+        "This is the code that is executed when the start() method is called"
+        global done
+        self.client = None
+        try:
+            self.client = speechd.SSIPClient('readetexts')
+            self.client._conn.send_command('SET', speechd.Scope.SELF, 'SSML_MODE', "ON")
+            if self.speech_voice:
+                self.client.set_language(self.speech_voice[1])
+                self.client.set_rate(self.speech_rate)
+                self.client.set_pitch(self.speech_pitch)
+            self.client.speak(self.words_on_page, self.next_word_cb, (speechd.CallbackType.INDEX_MARK,
+                        speechd.CallbackType.END))
+            done = False
+            while not done:
+                time.sleep(0.1)
+            self.cancel()
+            self.client.close()
+        except:
+            print 'speech-dispatcher client not created'
+    
+    def set_words_on_page(self, words):
+        self.words_on_page = words
+        
+    def set_activity(self, activity):
+        self.activity = activity
+
+    def set_speech_options(self,  speech_voice,  speech_pitch,  speech_rate):
+        self.speech_rate = speech_rate
+        self.speech_pitch = speech_pitch
+        self.speech_voice = speech_voice
+
+    def cancel(self):
+        if self.client:
+            try:
+                self.client.cancel()
+            except:
+                print 'speech dispatcher cancel failed'
+    
+    def next_word_cb(self, type, **kargs):
+        global done
+        if type == speechd.CallbackType.INDEX_MARK:
+            mark = kargs['index_mark']
+            word_count = int(mark)
+            gtk.gdk.threads_enter()
+            self.activity.highlight_next_word(word_count)
+            gtk.gdk.threads_leave()
+        elif type == speechd.CallbackType.END:
+            self.activity.reset_current_word()
+            done = True