private void UseSelected()
{
if (Intent != null && _selectedEngine != null && _selectedVoice > -1)
{
String eng = _selectedEngine.Name();
String voi = _selectedEngine.Voices[_selectedVoice];
Intent.PutExtra(SELECTED_ENGINE, eng);
Intent.PutExtra(SELECTED_VOICE, voi);
LangSupport.SetSelectedTtsEng(eng);
LangSupport.SetPrefferedVoice(_selectedEngine.Iso3ln[_selectedVoice],
voi + "|" + eng);
SetResult(Result.Ok, Intent);
}
Finish();
}
private async Task TestVoice(String pckName, String langVoice)
{
if (_testVoiceStarted)
{
return;
}
_testVoiceStarted = true;
Log.Debug(TAG, "TestVoice: " + pckName + ", " + langVoice);
if (_tts != null)
{
try {
_tts.Shutdown();
} catch { /* don't care */ }
}
_tts = await CreateTtsAsync(this, pckName);
if (_tts != null)
{
Locale loc = LangSupport.LocaleFromString(langVoice);
_tts.SetLanguage(loc);
String[] samples = Resources.GetStringArray(Resource.Array.tts_samples);
String sample = "[" + loc.ISO3Language.ToLower() + "]";
foreach (String s in samples)
{
if (s.Contains(sample))
{
sample = s.Substring(s.LastIndexOf(']') + 1);
break;
}
}
if (sample.StartsWith("["))
{
var intent = new Intent("android.speech.tts.engine.GET_SAMPLE_TEXT");
intent = intent.SetPackage(pckName);
intent.PutExtra("language", loc.Language);
intent.PutExtra("country", loc.Country);
intent.PutExtra("variant", loc.Variant);
try
{
_ttsStillNeeded = true;
StartActivityForResult(intent, SAMP_REQUEST); // goes to onActivityResult()
}
catch
{
_ttsStillNeeded = false;
} // ActivityNotFoundException, possibly others
}
else
{
try
{
Log.Debug(TAG, "Speak: " + sample);
_tts.Speak(sample, QueueMode.Flush, _paramMap);
}
catch (Exception e)
{
Log.Debug(TAG, "Exception in Speak: " + e.ToString());
}
}
}
_testVoiceStarted = false;
}
private void langSpinner_ItemSelected(object sender, AdapterView.ItemSelectedEventArgs e)
{
// fill voices
String lang = _langCodes[e.Position].Code;
var voices = new List <String>();
_eli = new List <EngInt>();
String initVoice = Intent.GetStringExtra(INIT_LANG);
String initLangIso3 = null;
if (initVoice != null)
{
initVoice = initVoice.ToLower();
initLangIso3 = new Locale(initVoice).ISO3Language.ToLower();
}
String initEngine = Intent.GetStringExtra(INIT_ENGINE);
int selPos = -1, selQual = -1, maxQual = -100, n = 0;
foreach (EngLang el in _allEngines)
{
String ttsEngName = el.Label().Replace(" TTS", "");
bool useThis = initVoice != null && initEngine != null && initEngine == el.Name();
for (int i = 0; i < el.Voices.Count; i++)
{
if (lang == el.Iso3ln[i])
{
Locale loc = LangSupport.LocaleFromString(el.Voices[i]);
String locStr = loc.ToString().ToLower().Replace('_', '-');
if (useThis && locStr == initVoice)
{
selPos = n;
useThis = false;
initVoice = null; // to stop looking for more
}
if (maxQual < el.Quality)
{
maxQual = el.Quality;
selQual = n;
}
String country = loc.GetDisplayCountry(loc);
String variant = loc.Variant;
String s = ttsEngName;
if ("" != country)
{
s += ", " + country;
}
if ("" != variant)
{
s += ", " + variant;
}
voices.Add(s);
_eli.Add(new EngInt(el, i));
n++;
}
}
}
var adapter = new ArrayAdapter <String>(this, Android.Resource.Layout.SimpleSpinnerItem, voices);
adapter.SetDropDownViewResource(Android.Resource.Layout.SimpleSpinnerDropDownItem);
_voiceSpinner.Adapter = adapter;
if (selPos < 0)
{
selPos = selQual;
}
if (selPos > -1)
{
_selectedEngine = _eli[selPos].El;
_selectedVoice = _eli[selPos].Pos;
bool autoSel = (Intent != null && Intent.GetBooleanExtra(INIT_AUTOSEL, false)) ? true : false;
if (autoSel && _selectedEngine != null && _selectedVoice > -1)
{
if (initLangIso3 == _selectedEngine.Iso3ln[_selectedVoice])
{
UseSelected();
return;
}
else
{
Intent.PutExtra(SELECTED_VOICE, initLangIso3 + "_n/a");
SetResult(Result.Ok, Intent);
Finish();
return;
}
}
_voiceSpinner.SetSelection(selPos); // fix this, use previous selection or best quality...
}
}