基于vc++2008托管代码开发Windows Vista语音朗读

aa0660

　　闲的无聊，锻炼一下托管c++，
　　看代码
　　#pragma once
#include "Window1.g.h"
　　using namespace System;
using namespace System::Collections::Generic;
using namespace System::Text;
using namespace System::Windows;
using namespace System::Windows::Controls;
using namespace System::Windows::Data;
using namespace System::Windows::Documents;
using namespace System::Windows::Input;
using namespace System::Windows::Media;
using namespace System::Windows::Media::Imaging;
using namespace System::Windows::Shapes;
　　using namespace System::Collections::ObjectModel;
using namespace System::Xml;
　　using namespace System::Speech::Synthesis;
　　namespace speechSynth
{
///
/// Interaction logic for Window1.xaml
///
　　//ORIGINAL LINE: public partial class Window1 : System.Windows.Window
//INSTANT C++ TODO TASK: C++ does not support 'partial' types. You must manually combine the entire Window1 type in one place.
public ref class Window1 : System::Windows::Window
{
private:
  SpeechSynthesizer ^synth;
　　public:
  Window1()
  {
   InitializeComponent();
　　synth = gcnew SpeechSynthesizer();
   synth->StateChanged += gcnew EventHandler(this, &Window1::synth_StateChanged);
   synth->BookmarkReached += gcnew EventHandler(this, &Window1::synth_BookmarkReached);
   synth->PhonemeReached += gcnew EventHandler(this, &Window1::synth_PhonemeReached);
   synth->SpeakCompleted += gcnew EventHandler(this, &Window1::synth_SpeakCompleted);
   synth->SpeakProgress += gcnew EventHandler(this, &Window1::synth_SpeakProgress);
   synth->SpeakStarted += gcnew EventHandler(this, &Window1::synth_SpeakStarted);
   synth->VisemeReached += gcnew EventHandler(this, &Window1::synth_VisemeReached);
   synth->VoiceChange += gcnew EventHandler(this, &Window1::synth_VoiceChange);
　　this->btnSpeakText->Click += gcnew RoutedEventHandler(this, &Window1::btnSpeakText_Click);
   this->btnWavFile->Click += gcnew RoutedEventHandler(this, &Window1::btnWavFile_Click);
   this->btnVoices->Click += gcnew RoutedEventHandler(this, &Window1::btnVoices_Click);
   this->btnSpeakSsml->Click += gcnew RoutedEventHandler(this, &Window1::btnSpeakSsml_Click);
   this->btnPause->Click += gcnew RoutedEventHandler(this, &Window1::btnPause_Click);
   this->btnResume->Click += gcnew RoutedEventHandler(this, &Window1::btnResume_Click);
   this->btnPromptBuilder->Click += gcnew RoutedEventHandler(this, &Window1::btnPromptBuilder_Click);
   this->btnToXml->Click += gcnew RoutedEventHandler(this, &Window1::btnToXml_Click);
   this->btnSsmlPitch->Click += gcnew RoutedEventHandler(this, &Window1::btnSsmlPitch_Click);
   this->btnCutIn->Click += gcnew RoutedEventHandler(this, &Window1::btnCutIn_Click);
　　this->sliderRate->ValueChanged += gcnew RoutedPropertyChangedEventHandler(this, &Window1::sliderRate_ValueChanged);
   this->sliderVolume->ValueChanged += gcnew RoutedPropertyChangedEventHandler(this, &Window1::sliderVolume_ValueChanged);
  }
　　private:
  void btnCutIn_Click(System::Object ^sender, RoutedEventArgs ^e)
  {
   synth->SpeakAsyncCancelAll(); //stops current async call
   synth->SpeakAsync("this is some interrupting text"); //just appends, unless AsyncCancelAll() called first
   //synth.Speak("this is some interrupting text"); //does not interrupt async call
  }
　　void btnSsmlPitch_Click(System::Object ^sender, RoutedEventArgs ^e)
  {
   XmlDocument ^xd = gcnew XmlDocument();
   xd->Load("ssmlPitch.xml");
   synth->SpeakSsmlAsync(xd->OuterXml);
  }
　　#pragma region SYNTHESIZER_EVENTS
  void synth_VoiceChange(System::Object ^sender, VoiceChangeEventArgs ^e)
  {
   System::Diagnostics::Debug::WriteLine("VoiceChange : " + e->Voice->Name);
  }
　　void synth_VisemeReached(System::Object ^sender, VisemeReachedEventArgs ^e)
  {
   System::Diagnostics::Debug::WriteLine("VisemeReached : " + e->Viseme.ToString());
  }
　　void synth_SpeakStarted(System::Object ^sender, SpeakStartedEventArgs ^e)
  {
   System::Diagnostics::Debug::WriteLine("SpeakStarted");
  }
　　void synth_SpeakProgress(System::Object ^sender, SpeakProgressEventArgs ^e)
  {
   System::Diagnostics::Debug::WriteLine("SpeakProgress : " + e->AudioPosition.TotalSeconds.ToString());
  }
　　void synth_SpeakCompleted(System::Object ^sender, SpeakCompletedEventArgs ^e)
  {
   System::Diagnostics::Debug::WriteLine("SpeakCompleted");
  }
　　void synth_PhonemeReached(System::Object ^sender, PhonemeReachedEventArgs ^e)
  {
   System::Diagnostics::Debug::WriteLine("PhonemeReached : " + e->Phoneme->ToString());
  }
　　void synth_BookmarkReached(System::Object ^sender, BookmarkReachedEventArgs ^e)
  {
   System::Diagnostics::Debug::WriteLine("BookmarkReached : " + e->Bookmark);
  }
　　void synth_StateChanged(System::Object ^sender, StateChangedEventArgs ^e)
  {
   System::Diagnostics::Debug::WriteLine("StateChanged : " + e->State.ToString());
   lblState->Content = e->State.ToString();
  }
  #pragma endregion
　　void btnToXml_Click(System::Object ^sender, RoutedEventArgs ^e)
  {
   PromptBuilder ^myPrompt = GetBuiltPrompt();
   MessageBox::Show(myPrompt->ToXml());
  }
　　void btnPromptBuilder_Click(System::Object ^sender, RoutedEventArgs ^e)
  {
   PromptBuilder ^pb = GetBuiltPrompt();
　　//Now let's get the synthesizer to render this message
   //SpeechSynthesizer synth = new SpeechSynthesizer();
   synth->SetOutputToDefaultAudioDevice();
   synth->SpeakAsync(pb);
  }
　　PromptBuilder ^GetBuiltPrompt()
  {
   //from http://msdn.microsoft.com/msdnmag/issues/06/01/speechinWindowsVista/
　　//This prompt is quite complicated
   //So I'm going to build it first, and then render it.
   PromptBuilder ^myPrompt = gcnew PromptBuilder();
　　//Start the main speaking style
   PromptStyle ^mainStyle = gcnew PromptStyle();
   mainStyle->Rate = PromptRate::Medium;
   mainStyle->Volume = PromptVolume::Loud;
   myPrompt->StartStyle(mainStyle);
　　//Alert the listener
   myPrompt->AppendAudio(gcnew Uri("file://c://windows//media//notify.wav"), "Attention!");
   myPrompt->AppendText("Here are some important messages.");
　　//Here's the first important message
   myPrompt->AppendTextWithPronunciation("WinFX", "w?n?f?ks");
   myPrompt->AppendText("is a great platform.");
　　//And the second one
   myPrompt->AppendTextWithHint("ASP", SayAs::SpellOut);
   myPrompt->AppendText("is an acronym for Active Server Pages. Whereas an ASP is a snake.");
　　myPrompt->AppendBreak();
　　//Let's emphasise how important these messages are
   PromptStyle ^interimStyle = gcnew PromptStyle();
   interimStyle->Emphasis = PromptEmphasis::Strong;
   myPrompt->StartStyle(interimStyle);
   myPrompt->AppendText("Please remember these two things.");
   myPrompt->EndStyle();
　　//Then we can revert to the main speaking style
   myPrompt->AppendBreak();
   myPrompt->AppendText("Thank you");
　　myPrompt->EndStyle();
   return myPrompt;
  }
　　void btnResume_Click(System::Object ^sender, RoutedEventArgs ^e)
  {
   synth->Resume();
  }
　　void btnPause_Click(System::Object ^sender, RoutedEventArgs ^e)
  {
   synth->Pause();
  }
　　void btnSpeakSsml_Click(System::Object ^sender, RoutedEventArgs ^e)
  {
   //http://www.w3.org/TR/speech-synthesis/
   synth->SetOutputToDefaultAudioDevice();
　　//XmlDocument xd = new XmlDocument();
   ////xd.Load("sampleSSML.xml"); //works
   //xd.Load("ssmlPitch.xml"); //works
   //synth.SpeakSsmlAsync(xd.OuterXml);
　　//XmlDocument xd = new XmlDocument();
   ////xd.Load("sampleSSML.xml"); //TODO doesn't work?
   //xd.Load("ssmlPitch.xml"); //TODO doesn't work?
   //PromptBuilder pb = new PromptBuilder();
   //pb.AppendSsmlMarkup(xd.DocumentElement.OuterXml);
   //synth.SpeakAsync(pb);
　　PromptBuilder ^pb = gcnew PromptBuilder();
   pb->AppendText("blah");
   pb->AppendSsml("sampleSSML.xml"); //works
   //pb.AppendSsml("ssmlPitch.xml"); //TODO doesn't work
   synth->SpeakAsync(pb);
  }
　　void sliderVolume_ValueChanged(System::Object ^sender, RoutedPropertyChangedEventArgs ^e)
  {
   synth->Volume = safe_cast(sliderVolume->Value);
  }
　　void sliderRate_ValueChanged(System::Object ^sender, RoutedPropertyChangedEventArgs ^e)
  {
   synth->Rate = safe_cast(sliderRate->Value);
  }
　　void btnVoices_Click(System::Object ^sender, RoutedEventArgs ^e)
  {
   ReadOnlyCollection ^voices = synth->GetInstalledVoices();
   System::String ^retVal = System::String::Empty;
   for each (InstalledVoice ^iv in voices)
   {
    retVal += iv->VoiceInfo->Name + "/r/n";
   }
   MessageBox::Show(retVal);
  }
　　void btnWavFile_Click(System::Object ^sender, RoutedEventArgs ^e)
  {
   synth->SetOutputToWaveFile("spoken.wav");
   synth->Speak(GetText());
   synth->SetOutputToNull();
   MessageBox::Show("done");
  }
　　void btnSpeakText_Click(System::Object ^sender, RoutedEventArgs ^e)
  {
   synth->SetOutputToDefaultAudioDevice();
   synth->SpeakAsync(GetText());
  }
　　System::String ^GetText()
  {
   return txtToSpeak->Text->Trim();
  }
　　};
}
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