implement attribute parsing and cursor

src/speech/es.py

@@ -6,20 +6,44 @@ class speech():
     def __init__(self, ):
         self.es = None
         self.isInitialized = False
-#        try:
-        from espeak import espeak 
-        self.es = espeak
-        self.isInitialized = True
-#        except:
-#            self.initialized = False
+        try:
+            from espeak import espeak 
+            self.es = espeak
+            self.isInitialized = True
+        except:
+            self.initialized = False
 
 
     def speak(self,text, queueable=True):
+        if not self.isInitialized:
+            return False
         if queueable == False: self.stop()
         self.es.synth(text)
+        return True
 
     def stop(self):
+        if not self.isInitialized:
+            return False
         self.es.cancel()
+        return True
 
     def clear_buffer(self):
-        pass
+        if not self.isInitialized:
+            return False
+        return True
+
+    def setVoice(self, voice):
+        if not self.isInitialized:
+            return False
+        return es.set_voice('de')
+
+    def setPitch(self, pitch):
+        if not self.isInitialized:
+            return False
+        return es.set_parameter(espeak.Parameter.Pitch, pitch) 
+
+    def setSpeed(self, speed):
+        if not self.isInitialized:
+            return False
+        return es.set_parameter(espeak.Parameter.Rate, speed) 
+