chrome/browser/speech/extension_api/tts_extension_api.h

   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
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_SPEECH_EXTENSION_API_TTS_EXTENSION_API_H_
   6 #define CHROME_BROWSER_SPEECH_EXTENSION_API_TTS_EXTENSION_API_H_
   7
   8 #include <string>
   9
  10 #include "chrome/browser/extensions/api/profile_keyed_api_factory.h"
  11 #include "chrome/browser/extensions/chrome_extension_function.h"
  12 #include "chrome/browser/speech/tts_controller.h"
  13
  14 class Profile;
  15
  16 const char *TtsEventTypeToString(TtsEventType event_type);
  17 TtsEventType TtsEventTypeFromString(const std::string& str);
  18
  19 namespace extensions {
  20
  21 class TtsSpeakFunction : public ChromeAsyncExtensionFunction {
  22  private:
  23   virtual ~TtsSpeakFunction() {}
  24   virtual bool RunImpl() OVERRIDE;
  25   DECLARE_EXTENSION_FUNCTION("tts.speak", TTS_SPEAK)
  26 };
  27
  28 class TtsStopSpeakingFunction : public ChromeSyncExtensionFunction {
  29  private:
  30   virtual ~TtsStopSpeakingFunction() {}
  31   virtual bool RunImpl() OVERRIDE;
  32   DECLARE_EXTENSION_FUNCTION("tts.stop", TTS_STOP)
  33 };
  34
  35 class TtsPauseFunction : public ChromeSyncExtensionFunction {
  36  private:
  37   virtual ~TtsPauseFunction() {}
  38   virtual bool RunImpl() OVERRIDE;
  39   DECLARE_EXTENSION_FUNCTION("tts.pause", TTS_PAUSE)
  40 };
  41
  42 class TtsResumeFunction : public ChromeSyncExtensionFunction {
  43  private:
  44   virtual ~TtsResumeFunction() {}
  45   virtual bool RunImpl() OVERRIDE;
  46   DECLARE_EXTENSION_FUNCTION("tts.resume", TTS_RESUME)
  47 };
  48
  49 class TtsIsSpeakingFunction : public ChromeSyncExtensionFunction {
  50  private:
  51   virtual ~TtsIsSpeakingFunction() {}
  52   virtual bool RunImpl() OVERRIDE;
  53   DECLARE_EXTENSION_FUNCTION("tts.isSpeaking", TTS_ISSPEAKING)
  54 };
  55
  56 class TtsGetVoicesFunction : public ChromeSyncExtensionFunction {
  57  private:
  58   virtual ~TtsGetVoicesFunction() {}
  59   virtual bool RunImpl() OVERRIDE;
  60   DECLARE_EXTENSION_FUNCTION("tts.getVoices", TTS_GETVOICES)
  61 };
  62
  63 class TtsAPI : public ProfileKeyedAPI {
  64  public:
  65   explicit TtsAPI(Profile* profile);
  66   virtual ~TtsAPI();
  67
  68   // Convenience method to get the TtsAPI for a profile.
  69   static TtsAPI* Get(Profile* profile);
  70
  71   // ProfileKeyedAPI implementation.
  72   static ProfileKeyedAPIFactory<TtsAPI>* GetFactoryInstance();
  73
  74  private:
  75   friend class ProfileKeyedAPIFactory<TtsAPI>;
  76
  77   // ProfileKeyedAPI implementation.
  78   static const char* service_name() {
  79     return "TtsAPI";
  80   }
  81   static const bool kServiceIsNULLWhileTesting = true;
  82 };
  83
  84 }  // namespace extensions
  85
  86 #endif  // CHROME_BROWSER_SPEECH_EXTENSION_API_TTS_EXTENSION_API_H_