Text to speech语音 Windows phone

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

using Windows.Phone.Speech.Synthesis;

namespace Flashcard

{

class Text_to_speech

{

private static Text_to_speech uniqueInstance;

private SpeechSynthesizer _speechSynthesizer;//声明音响合成器

private Text_to_speech() {

_speechSynthesizer = new SpeechSynthesizer();

}

public static Text_to_speech getInstance() {

if (uniqueInstance == null) {

uniqueInstance = new Text_to_speech();

}

return uniqueInstance;

}

public async void _text_to_speak(string text) {

try {

if (!string.IsNullOrEmpty(text))

{

await _speechSynthesizer.SpeakTextAsync(text);

}

else {

}

}

catch(Exception ex){

}

}

}

}