1 #ifndef __DALI_INTERNAL_TTS_PLAYER_H__
2 #define __DALI_INTERNAL_TTS_PLAYER_H__
5 * Copyright (c) 2014 Samsung Electronics Co., Ltd.
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
25 #include <dali/integration-api/debug.h>
26 #include <dali/public-api/object/base-object.h>
27 #include <tts-player.h>
39 * Text-to-speech player
41 class TtsPlayer : public Dali::BaseObject
47 * Create a TtsPlayer with the given mode.
48 * This should only be called once by the Adaptor class for each given mode.
49 * @param mode the mode of tts-player
50 * @return A newly created TtsPlayer.
52 static Dali::TtsPlayer New(Dali::TtsPlayer::Mode mode);
55 * @copydoc TtsPlayer::Play()
57 void Play(const std::string& text);
60 * @copydoc TtsPlayer::Stop()
65 * @copydoc TtsPlayer::Pause()
70 * @copydoc TtsPlayer::Resume()
77 * Private Constructor; see also TtsPlayer::New()
78 * @param mode the mode of tts-player
80 TtsPlayer(Dali::TtsPlayer::Mode mode);
88 * Initializes the player.
93 * Logs the error code.
94 * @param[in] reason The error code
96 void LogErrorCode(tts_error_e reason);
99 * Called when the state of TTS is changed.
101 * @param[in] tts The handle for TTS
102 * @param[in] previous A previous state
103 * @param[in] current A current state
104 * @param[in] userData The user data passed from the callback registration function.
106 static void StateChangedCallback(tts_h tts, tts_state_e previous, tts_state_e current, void *userData);
109 TtsPlayer(const TtsPlayer&);
112 TtsPlayer& operator=(TtsPlayer&);
116 bool mInitialized; ///< Whether the TTS player is initialised successfully or not
117 std::string mUnplayedString; ///< The text that can not be played because tts engine is not yet initialized
118 tts_h mTtsHandle; ///< The handle of TTS
119 int mUtteranceId; ///< The utterance ID
121 Dali::TtsPlayer::Mode mTtsMode; ///< The current mode of tts engine
123 #if defined(DEBUG_ENABLED)
125 static Debug::Filter* gLogFilter;
129 } // namespace Adaptor
131 } // namespace Internal
133 // Helpers for public-api forwarding methods
135 inline Internal::Adaptor::TtsPlayer& GetImplementation(Dali::TtsPlayer& player)
137 DALI_ASSERT_ALWAYS( player && "TtsPlayer handle is empty" );
139 BaseObject& handle = player.GetBaseObject();
141 return static_cast<Internal::Adaptor::TtsPlayer&>(handle);
144 inline const Internal::Adaptor::TtsPlayer& GetImplementation(const Dali::TtsPlayer& player)
146 DALI_ASSERT_ALWAYS( player && "TtsPlayer handle is empty" );
148 const BaseObject& handle = player.GetBaseObject();
150 return static_cast<const Internal::Adaptor::TtsPlayer&>(handle);
155 #endif // __DALI_INTERNAL_TTS_PLAYER_H__