ReplacementText.FirstWordIndex Propriété

Définition

Espace de noms:

System.Speech.Recognition

Assembly:

System.Speech.dll

Obtient l'emplacement du premier mot identifié remplacé par la procédure de normalisation vocale.

public:
 property int FirstWordIndex { int get(); };

public int FirstWordIndex { get; }

member this.FirstWordIndex : int

Public ReadOnly Property FirstWordIndex As Integer

Valeur de propriété

Int32

Retourne l'emplacement du premier mot identifié remplacé par la procédure de normalisation vocale.

Exemples

Dans l’exemple suivant, les informations relatives à un RecognizedPhrase objet retourné par un moteur de reconnaissance s’affichent dans une interface utilisateur.

internal static void DisplayBasicPhraseInfo(  
        Label label,   
        RecognizedPhrase result,   
        SpeechRecognizer rec)   
{  
  if (result != null && label != null)   
  {  
    // Blank  
    if (rec != null)   
    {   
      // Clear  
      label.Text += String.Format(  
                             "  Recognizer currently at:   {0} mSec\n" +  
                             "  Audio Device currently at: {1} mSec\n",  
                             rec.RecognizerAudioPosition.TotalMilliseconds,  
                             rec.AudioPosition.TotalMilliseconds);  
    }  

    if (result != null)   
    { // Clear  
      RecognitionResult recResult = result as RecognitionResult;  
      if (recResult != null)   
      {  
        RecognizedAudio resultAudio = recResult.Audio;  
        if (resultAudio == null)   
        {  
          label.Text += String.Format("  Emulated input\n");  
        }   
        else   
        {  
          label.Text += String.Format(  
                               "  Candidate Phrase at:       {0} mSec\n" +  
                               "  Phrase Length:             {1} mSec\n" +  
                               "  Input State Time:          {2}\n" +  
                               "  Input Format:              {3}\n",  
                               resultAudio.AudioPosition.TotalMilliseconds,  
                               resultAudio.Duration.TotalMilliseconds,  
                               resultAudio.StartTime.ToShortTimeString(),  
                               resultAudio.Format.EncodingFormat.ToString());  
        }  
      }  

      label.Text += String.Format("  Confidence Level:          {0}\n", result.Confidence);  
      if (result.Grammar != null)   
      {  
        label.Text += String.Format(  
                            "  Recognizing Grammar:       {0}\n" +  
                            "  Recognizing Rule:          {1}\n",  
                            ((result.Grammar.Name != null) ? (result.Grammar.Name) : "None"),  
                            ((result.Grammar.RuleName != null) ? (result.Grammar.RuleName) : "None"));  
      }  

      if  (result.ReplacementWordUnits.Count !=  0)    
      {  
        label.Text += String.Format("  Replacement text:\n");  
        foreach (ReplacementText rep in result.ReplacementWordUnits)    
        {  
          string repText = rep.Text;  
          // Add trailing spaces  

          if ((rep.DisplayAttributes & DisplayAttributes.OneTrailingSpace) !=  0)    
          {  
            repText += " ";  
          }  
          if ((rep.DisplayAttributes & DisplayAttributes.TwoTrailingSpaces) !=  0)    
          {  
            repText += "  ";  
          }  
          if ((rep.DisplayAttributes & DisplayAttributes.ConsumeLeadingSpaces) != 0)    
          {  
            repText=repText.TrimStart();  
          }  
          if ((rep.DisplayAttributes & DisplayAttributes.ZeroTrailingSpaces) != 0)   
          {  
            repText = repText.TrimEnd();  
          }  
          label.Text += String.Format(  
                           "      At index {0} for {1} words. Text: \"{2}\"\n",  
                           rep.FirstWordIndex,  rep.CountOfWords, repText);  

        }  
        label.Text += String.Format("\n\n");  
      }  
    }  
  }    
}