C#中英文混合朗讀文本代碼

 

//首先要引用一個類庫SpeechLib.dll

using System;
using System.Collections.Generic;
using System.Windows.Forms;
using SpeechLib;
namespace TestSpeaker1
{
  static class Program
  {
    /// <summary>
    /// 應用程序的主入口點。
    /// </summary>
    [STAThread]
    static void Main()
    {
        Application.EnableVisualStyles();
        Application.SetCompatibleTextRenderingDefault(false);
        Application.Run(new Form1());
    }
  }
  public class Speach
  {
    private static Speach _Instance = null;
    private SpeechLib.SpVoiceClass voice = null;
    private Speach()
    {
        BuildSpeach();
    }
    public static Speach instance()
    {
        if (_Instance == null)
          _Instance = new Speach();
        return _Instance;
    }
    private void SetChinaVoice()
    {
        voice.Voice = voice.GetVoices(string.Empty, string.Empty).Item(3);
    }
    private void SetEnglishVoice()
    {
        voice.Voice = voice.GetVoices(string.Empty, string.Empty).Item(1);
    }
    private void SpeakChina(string strSpeak)
    {
        SetChinaVoice();
        Speak(strSpeak);
    }
    private void SpeakEnglishi(string strSpeak)

{
        SetEnglishVoice();
        Speak(strSpeak);
    }

    public void AnalyseSpeak(string strSpeak)
    {
        int iCbeg = 0;
        int iEbeg = 0;
        bool IsChina = true;
        for (int i = 0; i < strSpeak.Length; i++)
        {
          char chr = strSpeak;
          if (IsChina)
          {
            if (chr <= 122 && chr >= 65)
            {
                int iLen = i - iCbeg;
                string strValue = strSpeak.Substring(iCbeg, iLen);
                SpeakChina(strValue);
                iEbeg = i;
                IsChina = false;
            }
          }
          else
          {
            if (chr > 122 || chr < 65)
            {
                int iLen = i - iEbeg;
                string strValue = strSpeak.Substring(iEbeg, iLen);

this.SpeakEnglishi(strValue);
                iCbeg = i;
                IsChina = true;
            }
          }

        }//end for
        if (IsChina)
        {
          int iLen = strSpeak.Length - iCbeg;
          string strValue = strSpeak.Substring(iCbeg, iLen);
          SpeakChina(strValue);
        }
        else
        {
          int iLen = strSpeak.Length - iEbeg;
          string strValue = strSpeak.Substring(iEbeg, iLen);
          SpeakEnglishi(strValue);
        }

    }
    private void BuildSpeach()
    {
        if (voice == null)
          voice = new SpVoiceClass();
    }
    public int Volume
    {
        get
        {
          return voice.Volume;
        }
        set
        {
          voice.SetVolume((ushort)(value));
        }
    }
    public int Rate

 {
        get
        {
          return voice.Rate;
        }
        set
        {
          voice.SetRate(value);
        }
    }
    private void Speak(string strSpeack)
    {
        try
        {
          voice.Speak(strSpeack, SpeechVoiceSpeakFlags.SVSFlagsAsync);
        }
        catch (Exception err)
        {
          throw (new Exception("發生一個錯誤：" + err.Message));
        }
    }

    public void Stop()
    {
        voice.Speak(string.Empty, SpeechLib.SpeechVoiceSpeakFlags.SVSFPurgeBeforeSpeak);
    }
    public void Pause()
    {
        voice.Pause();
    }
    public void Continue()
    {
        voice.Resume();
    }

  }//end class

}

//Form1.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using DotNetSpeech;
namespace TestSpeaker1
{
  public partial class Form1 : Form
  {
    public Form1()
    {
        InitializeComponent();
    }
    private void Form1_Load(object sender, EventArgs e)
    {

 }
    private void button1_Click(object sender, EventArgs e)
    {
        Speach sp = Speach.instance();
        sp.Volume = 100;
        sp.Rate = 1;
        sp.AnalyseSpeak(this.SpeakerText.Text.Trim());
        //try
        //{
        //   SpeechVoiceSpeakFlags SpFlags = SpeechVoiceSpeakFlags.SVSFlagsAsync;
        //   SpVoice Voice = new SpVoice();
        //   ///3表示是漢用，0124都表示英語，就是口音不同
        //   Voice.Voice = Voice.GetVoices(string.Empty, string.Empty).Item(0);
        //   //voice.Voice =voice.GetVoices(string.Empty, string.Empty).Item(0);
        //   Voice.Speak(this.textBox1.Text, SpFlags);
        //}
        //catch (Exception er)
        //{
        //   MessageBox.Show("An Error Occured!", "SpeechApp", MessageBoxButtons.OK, MessageBoxIcon.Error);
        //}
    }
    private void button2_Click(object sender, EventArgs e)
    {
        try
        {
          SpeechVoiceSpeakFlags SpFlags = SpeechVoiceSpeakFlags.SVSFlagsAsync;
          SpVoice Voice = new SpVoice();
          SaveFileDialog sfd = new SaveFileDialog();
          sfd.Filter = "All files (*.*)|*.*|wav files (*.wav)|*.wav";

sfd.Title = "Save to a wave file";
          sfd.FilterIndex = 2;
          sfd.RestoreDirectory = true;
          if (sfd.ShowDialog() == DialogResult.OK)
          {
            SpeechStreamFileMode SpFileMode = SpeechStreamFileMode.SSFMCreateForWrite;
            SpFileStream SpFileStream = new SpFileStream();
            SpFileStream.Open(sfd.FileName, SpFileMode, false);
            Voice.AudioOutputStream = SpFileStream;
            Voice.Speak(this.SpeakerText.Text, SpFlags);
            Voice.WaitUntilDone(100);
            SpFileStream.Close();
          }
        }
        catch (Exception er)
        {
          MessageBox.Show("An Error Occured!", "SpeechApp", MessageBoxButtons.OK, MessageBoxIcon.Error);
        }
    }
  }
}