Source Code for Module synthDrivers.audiologic

 1  #synthDrivers/audiologic.py 
 2  #A part of NonVisual Desktop Access (NVDA) 
 3  #This file is covered by the GNU General Public License. 
 4  #See the file COPYING for more details. 
 5  #Copyright (C) 2008-2010 Gianluca Casalino <gianluca@spazioausili.net>, James Teh <jamie@jantrid.net> 
 6   
 7  from collections import OrderedDict 
 8  import _audiologic 
 9  from synthDriverHandler import SynthDriver 
10  import _winreg 
11   
12 -class SynthDriver(SynthDriver): 
13          supportedSettings=(SynthDriver.RateSetting(),SynthDriver.PitchSetting(minStep=5),SynthDriver.InflectionSetting(minStep=10),SynthDriver.VolumeSetting(minStep=2)) 
14   
15          description="Audiologic Tts3" 
16          name="audiologic" 
17   
18   
19          @classmethod 
20 -        def check(cls): 
21                  try: 
22                          r=_winreg.OpenKey(_winreg.HKEY_LOCAL_MACHINE,"SOFTWARE\Audiologic\Sintesi Audiologic") 
23                          r.Close() 
24                          return True 
25                  except: 
26                          return False 
27   
28 -        def __init__(self): 
29                  _audiologic.TtsOpen() 
30   
31 -        def terminate(self): 
32                  _audiologic.TtsClose() 
33   
34 -        def speakText(self,text,index=None): 
35                  if isinstance(index,int) and index>=0: 
36                          text="[:BMK=%d]%s"%(index,text) 
37                  _audiologic.TtsSpeak(text) 
38   
39 -        def _get_lastIndex(self): 
40                  return _audiologic.LastIndex 
41    
42 -        def cancel(self): 
43                  _audiologic.TtsStop() 
44   
45 -        def _getAvailableVoices(self): 
46                  return OrderedDict(("",synthDriverHandler.VoiceInfo("", "Tts3",language="it"))) 
47   
48 -        def _get_voice(self): 
49                  return "" 
50   
51 -        def _set_voice(self, voice): 
52                  pass 
53   
54 -        def _get_rate(self): 
55                  return self._paramToPercent(_audiologic.TtsGetProsody('Speed') ,_audiologic.minRate, _audiologic.maxRate)  
56   
57 -        def _set_rate(self,value): 
58                  _audiologic.TtsSetParam(_audiologic.ttsRate, self._percentToParam(value, _audiologic.minRate, _audiologic.maxRate), 0) 
59   
60 -        def _get_pitch(self): 
61                  return self._paramToPercent(_audiologic.TtsGetProsody('Pitch'),_audiologic.minPitch, _audiologic.maxPitch)  
62   
63 -        def _set_pitch(self,value): 
64                  _audiologic.TtsSetParam(_audiologic.ttsPitch,self._percentToParam(value, _audiologic.minPitch, _audiologic.maxPitch), 0) 
65   
66 -        def _get_volume(self): 
67                  return self._paramToPercent(_audiologic.TtsGetProsody('Vol'),_audiologic.minVol, _audiologic.maxVol)  
68   
69 -        def _set_volume(self,value): 
70                  _audiologic.TtsSetParam(_audiologic.ttsVol,self._percentToParam(value, _audiologic.minVol, _audiologic.maxVol), 0) 
71   
72 -        def _get_inflection(self): 
73                  return _audiologic.TtsGetProsody('Expression') *10 
74   
75 -        def _set_inflection(self,value): 
76                  _audiologic.TtsSetParam(_audiologic.ttsExpression,int(value/10), 0) 
77   
78 -        def pause(self,switch): 
79                  if switch:  
80                          _audiologic.TtsPause() 
81                  else: 
82                          _audiologic.TtsRestart() 
83