Code:
/ DotNET / DotNET / 8.0 / untmp / WIN_WINDOWS / lh_tools_devdiv_wpf / Windows / wcp / Speech / Src / Synthesis / prompt.cs / 1 / prompt.cs
//------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------- using System; using System.Diagnostics; using System.IO; using System.Speech.Internal; #pragma warning disable 1634, 1691 // Allows suppression of certain PreSharp messages. namespace System.Speech.Synthesis { ////// TODOC /// [DebuggerDisplay ("{_text}")] public class Prompt { //******************************************************************* // // Constructors // //******************************************************************* #region Constructors ////// TODOC /// /// public Prompt (string textToSpeak) : this (textToSpeak, SynthesisTextFormat.Text) { } ////// TODOC /// /// ///public Prompt (PromptBuilder promptBuilder) { Helpers.ThrowIfNull (promptBuilder, "promptBuilder"); _text = promptBuilder.ToXml (); _media = SynthesisMediaType.Ssml; } // Disable parameter validation check for empty strings #pragma warning disable 56507 /// /// TODOC /// /// /// public Prompt (string textToSpeak, SynthesisTextFormat media) { Helpers.ThrowIfNull (textToSpeak, "textToSpeak"); switch (_media = (SynthesisMediaType) media) { case SynthesisMediaType.Text: case SynthesisMediaType.Ssml: _text = textToSpeak; break; default: throw new ArgumentException (SR.Get (SRID.SynthesizerUnknownMediaType), "media"); } } #pragma warning restore 56507 ////// TODOC /// /// /// internal Prompt (Uri promptFile, SynthesisMediaType media) { Helpers.ThrowIfNull (promptFile, "promptFile"); switch (_media = media) { case SynthesisMediaType.Text: case SynthesisMediaType.Ssml: string localPath; string mimeType; Uri baseUri; using (Stream stream = _resourceLoader.LoadFile (promptFile, out mimeType, out baseUri, out localPath)) { try { using (TextReader reader = new StreamReader (stream)) { _text = reader.ReadToEnd (); } } finally { _resourceLoader.UnloadFile (localPath); } } break; case SynthesisMediaType.WaveAudio: _text = promptFile.ToString (); _audio = promptFile; break; default: throw new ArgumentException (SR.Get (SRID.SynthesizerUnknownMediaType), "media"); } } #endregion //******************************************************************** // // Public Properties // //******************************************************************* #region public Properties ////// TODOC /// ///public bool IsCompleted { get { return _completed; } internal set { _completed = value; } } internal object Synthesizer { set { if (value != null && (_synthesizer != null || _completed)) { throw new ArgumentException (SR.Get (SRID.SynthesizerPromptInUse), "synthesizer"); } _synthesizer = value; } } #endregion //******************************************************************** // // Internal Fields // //******************************************************************** #region Internal Fields /// /// Could be some raw text or SSML doc or the file name (wave file) /// internal string _text; ////// Audio data /// internal Uri _audio; ////// Unused at this point /// internal SynthesisMediaType _media; ////// Is this prompt played asynchrounously /// internal bool _syncSpeak; ////// What errors occurred during this operation? /// internal Exception _exception; #endregion //******************************************************************* // // Private Fields // //******************************************************************** #region Private Fields ////// Is this SpeakToken canceled before it was completed? /// private bool _completed; ////// The synthesizer this prompt is played on /// private object _synthesizer; static private ResourceLoader _resourceLoader = new ResourceLoader (); #endregion } //******************************************************************* // // Public Enums // //******************************************************************* #region Public Enums ////// TODOC /// public enum SynthesisMediaType { ////// TODOC /// Text = 0, ////// TODOC /// Ssml = 1, ////// TODOC /// WaveAudio } ////// TODOC /// public enum SynthesisTextFormat { ////// TODOC /// Text = 0, ////// TODOC /// Ssml = 1, } #endregion //******************************************************************* // // Internal Types // //******************************************************************** #region Internal Types ////// TODOC /// internal enum PromptPriority { Normal, High } #endregion } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
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