speech_synthesis_library.cc revision 3345a6884c488ff3a535c2c9acdd33d74b37e311 
1// Copyright (c) 2010 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "chrome/browser/chromeos/cros/speech_synthesis_library.h"
6
7#include "base/message_loop.h"
8#include "chrome/browser/chrome_thread.h"
9#include "chrome/browser/chromeos/cros/cros_library.h"
10#include "cros/chromeos_speech_synthesis.h"
11
12namespace chromeos {
13
14class SpeechSynthesisLibraryImpl : public SpeechSynthesisLibrary {
15 public:
16  SpeechSynthesisLibraryImpl() {}
17  virtual ~SpeechSynthesisLibraryImpl() {}
18
19  bool Speak(const char* text) {
20    return chromeos::Speak(text);
21  }
22
23  bool SetSpeakProperties(const char* props) {
24    return chromeos::SetSpeakProperties(props);
25  }
26
27  bool StopSpeaking() {
28    return chromeos::StopSpeaking();
29  }
30
31  bool IsSpeaking() {
32    return chromeos::IsSpeaking();
33  }
34
35  void InitTts(InitStatusCallback callback) {
36    chromeos::InitTts(callback);
37  }
38
39 private:
40  DISALLOW_COPY_AND_ASSIGN(SpeechSynthesisLibraryImpl);
41};
42
43class SpeechSynthesisLibraryStubImpl : public SpeechSynthesisLibrary {
44 public:
45  SpeechSynthesisLibraryStubImpl() {}
46  virtual ~SpeechSynthesisLibraryStubImpl() {}
47  bool Speak(const char* text) { return true; }
48  bool SetSpeakProperties(const char* props) { return true; }
49  bool StopSpeaking() { return true; }
50  bool IsSpeaking() { return false; }
51  void InitTts(InitStatusCallback callback) {}
52
53 private:
54  DISALLOW_COPY_AND_ASSIGN(SpeechSynthesisLibraryStubImpl);
55};
56
57// static
58SpeechSynthesisLibrary* SpeechSynthesisLibrary::GetImpl(bool stub) {
59  if (stub)
60    return new SpeechSynthesisLibraryStubImpl();
61  else
62    return new SpeechSynthesisLibraryImpl();
63}
64
65}  // namespace chromeos
66