1 /* ScummVM - Graphic Adventure Engine 2 * 3 * ScummVM is the legal property of its developers, whose names 4 * are too numerous to list here. Please refer to the COPYRIGHT 5 * file distributed with this source distribution. 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License 9 * as published by the Free Software Foundation; either version 2 10 * of the License, or (at your option) any later version. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; if not, write to the Free Software 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 20 * 21 */ 22 23 #ifndef GLK_SPEECH_H 24 #define GLK_SPEECH_H 25 26 #include "common/events.h" 27 #include "glk/glk_types.h" 28 #include "common/ustr.h" 29 30 #if defined(USE_TTS) 31 #include "common/text-to-speech.h" 32 #endif 33 34 namespace Glk { 35 36 class Speech; 37 38 class SpeechManager { 39 public: 40 static SpeechManager* getSpeechManagerInstance(); 41 void releaseSpeechManagerInstance(); 42 43 void speak(const Common::U32String &, Speech *); 44 void stopSpeech(Speech *); 45 46 static void syncSoundSettings(); 47 48 private: 49 SpeechManager(); 50 ~SpeechManager(); 51 52 static SpeechManager *_instance; 53 int _refCount; 54 55 #if defined(USE_TTS) 56 Common::TextToSpeechManager *_ttsMan; 57 Speech *_lastSpeechSource; 58 #endif 59 }; 60 61 62 class Speech { 63 private: 64 SpeechManager *_speechManager; 65 Common::U32String _speechBuffer; 66 67 protected: 68 Speech(); 69 ~Speech(); 70 71 void gli_initialize_tts(void); 72 73 void gli_tts_flush(void); 74 75 void gli_tts_purge(void); 76 77 void gli_tts_speak(const uint32 *buf, size_t len); 78 void gli_tts_speak(const char *buf, size_t len); 79 80 void gli_free_tts(void); 81 }; 82 83 } // End of namespace Glk 84 85 #endif 86