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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include <math.h> | 5 #include <math.h> |
6 | 6 |
7 #include "base/memory/singleton.h" | 7 #include "base/memory/singleton.h" |
8 #include "chrome/browser/speech/tts_platform.h" | 8 #include "chrome/browser/speech/tts_platform.h" |
9 #include "content/public/browser/browser_thread.h" | 9 #include "content/public/browser/browser_thread.h" |
10 | 10 |
11 #include "library_loaders/libspeechd.h" | 11 #include "library_loaders/libspeechd.h" |
12 | 12 |
13 using content::BrowserThread; | 13 using content::BrowserThread; |
14 | 14 |
15 namespace { | 15 namespace { |
16 | 16 |
17 const char kNotSupportedError[] = | 17 const char kNotSupportedError[] = |
18 "Native speech synthesis not supported on this platform."; | 18 "Native speech synthesis not supported on this platform."; |
19 | 19 |
20 } // namespace | 20 } // namespace |
21 | 21 |
22 class TtsPlatformImplLinux : public TtsPlatformImpl { | 22 class TtsPlatformImplLinux : public TtsPlatformImpl { |
23 public: | 23 public: |
24 virtual bool PlatformImplAvailable(); | 24 virtual bool PlatformImplAvailable() OVERRIDE; |
25 virtual bool Speak( | 25 virtual bool Speak( |
26 int utterance_id, | 26 int utterance_id, |
27 const std::string& utterance, | 27 const std::string& utterance, |
28 const std::string& lang, | 28 const std::string& lang, |
29 const UtteranceContinuousParameters& params); | 29 const UtteranceContinuousParameters& params) OVERRIDE; |
30 virtual bool StopSpeaking(); | 30 virtual bool StopSpeaking() OVERRIDE; |
31 virtual bool IsSpeaking(); | 31 virtual bool IsSpeaking() OVERRIDE; |
32 virtual bool SendsEvent(TtsEventType event_type); | 32 virtual bool SendsEvent(TtsEventType event_type) OVERRIDE; |
33 void OnSpeechEvent(SPDNotificationType type); | 33 void OnSpeechEvent(SPDNotificationType type); |
34 | 34 |
35 // Get the single instance of this class. | 35 // Get the single instance of this class. |
36 static TtsPlatformImplLinux* GetInstance(); | 36 static TtsPlatformImplLinux* GetInstance(); |
37 | 37 |
38 private: | 38 private: |
39 TtsPlatformImplLinux(); | 39 TtsPlatformImplLinux(); |
40 virtual ~TtsPlatformImplLinux(); | 40 virtual ~TtsPlatformImplLinux(); |
41 | 41 |
42 // Resets the connection with speech dispatcher. | 42 // Resets the connection with speech dispatcher. |
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225 // static | 225 // static |
226 TtsPlatformImplLinux* TtsPlatformImplLinux::GetInstance() { | 226 TtsPlatformImplLinux* TtsPlatformImplLinux::GetInstance() { |
227 return Singleton<TtsPlatformImplLinux, | 227 return Singleton<TtsPlatformImplLinux, |
228 LeakySingletonTraits<TtsPlatformImplLinux> >::get(); | 228 LeakySingletonTraits<TtsPlatformImplLinux> >::get(); |
229 } | 229 } |
230 | 230 |
231 // static | 231 // static |
232 TtsPlatformImpl* TtsPlatformImpl::GetInstance() { | 232 TtsPlatformImpl* TtsPlatformImpl::GetInstance() { |
233 return TtsPlatformImplLinux::GetInstance(); | 233 return TtsPlatformImplLinux::GetInstance(); |
234 } | 234 } |
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