private void StartSpeak(object info)
{
if (this.InvokeRequired)
{
OneArgumentDel del = new OneArgumentDel(this.StartSpeak);
this.Invoke(del, info);
return;
}
string speechText = info as string;
Program.OutputMessage("StartSpeek : {0}", speechText);
if (string.IsNullOrEmpty(speechText))
{
Program.OutputMessage("StartSpeak: No text to speak");
return;
}
//cmdPause.Enabled = false;
//cmdPause.Text = "Pause";
//cmdStop.Enabled = false;
if (_speachSyn != null)
{
try
{
_speachSyn.Dispose();
}
catch (Exception e)
{
Program.OutputMessage("Exception thrown : {0}\r\n{1}", e.Message, e.StackTrace);
}
}
_speechState = SynthesizerState.Ready;
_speachSyn = new SpeechSynthesizer();
_speachSyn.StateChanged += _speachSyn_StateChanged;
int volume = 100;
int speed = 0;
int.TryParse(txtVolume.Text, out volume);
int.TryParse(cbSpeed.SelectedItem as string, out speed);
string voice = cbVoice.SelectedItem as string;
if (string.IsNullOrEmpty(voice))
{
voice = cbVoice.Items[0].ToString();
}
_speachSyn.SelectVoice(voice);
_speachSyn.Volume = volume;
_speachSyn.Rate = speed;
_speachSyn.SetOutputToDefaultAudioDevice();
_speachSyn.SpeakAsync(speechText);
}
private void InitiateResumeSpeech(object info)
{
if (this.InvokeRequired)
{
OneArgumentDel del = new OneArgumentDel(this.InitiateResumeSpeech);
this.Invoke(del, info);
return;
}
if (_speechState == SynthesizerState.Paused)
{
_speachSyn.Resume();
}
}
private void InitiateReadClipboardText(object info)
{
if (this.InvokeRequired)
{
OneArgumentDel del = new OneArgumentDel(this.InitiateTextToSpeech);
this.Invoke(del, info);
return;
}
string readText = null;
if (Clipboard.ContainsText())
{
readText = Clipboard.GetText();
StartSpeak(readText);
}
}
private void InitiateSpeechStop(object info)
{
if (_speechState != SynthesizerState.Speaking)
{
return;
}
if (this.InvokeRequired)
{
OneArgumentDel del = new OneArgumentDel(this.InitiateSpeechStop);
this.Invoke(del, info);
return;
}
if (this._speachSyn != null)
{
this._speachSyn.Dispose();
this._speachSyn = null;
}
}
private void InitiateTextToSpeech(object info)
{
if (this.InvokeRequired)
{
OneArgumentDel del = new OneArgumentDel(this.InitiateTextToSpeech);
this.Invoke(del, info);
return;
}
string selText = null;
if (GetSelectedText(out selText))
{
if (!string.IsNullOrEmpty(selText))
{
string tmpSelText = selText.Trim(new char[] { '\r', '\n', ' ', '\t' });
if (selText.Length > 2)
{
//System.Threading.ThreadPool.QueueUserWorkItem(this.StartSpeakStub, selText);
StartSpeak(selText);
//UpdateMessage(selText);
return;
}
}
}
_getSpeechTextUsingClipboard = true;
_dtClipboardGetTextStart = DateTime.Now;
SendKeys.SendWait("^c");
_sendKeysCounter++;
// sometime clipboard registration is stopping to work, this is to detect if clipboard registration is
// no more working and trying to re-register it
int localCounter = _sendKeysCounter;
System.Threading.ThreadPool.QueueUserWorkItem(new System.Threading.WaitCallback(this.CheckIfSpeechStarted), localCounter);
}