111 lines
3.3 KiB
C++
111 lines
3.3 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "sci/sci.h"
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#include "sci/engine/state.h"
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#include "sci/engine/tts.h"
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#include "common/system.h"
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#include "common/text-to-speech.h"
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#include "common/config-manager.h"
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namespace Sci {
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SciTTS::SciTTS() : _curMessage("") {
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_ttsMan = ConfMan.getBool("tts_enabled") ? g_system->getTextToSpeechManager() : nullptr;
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if (_ttsMan != nullptr) {
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_ttsMan->setLanguage(ConfMan.get("language"));
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_ttsMan->enable(true);
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}
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}
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void SciTTS::button(const Common::String &text) {
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if (_ttsMan != nullptr && shouldPerformTTS(text))
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_ttsMan->say(getMessage(text), Common::TextToSpeechManager::QUEUE_NO_REPEAT);
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}
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void SciTTS::text(const Common::String &text) {
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if (_ttsMan != nullptr && shouldPerformTTS(text))
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_ttsMan->say(getMessage(text), Common::TextToSpeechManager::INTERRUPT);
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}
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void SciTTS::stop() {
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if (_ttsMan != nullptr)
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_ttsMan->stop();
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}
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void SciTTS::setMessage(const Common::String &text) {
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if (text.size() > 0)
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_curMessage = text;
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}
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Common::String SciTTS::getMessage(const Common::String &text) {
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Common::String message = text;
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// If the current message contains a substring of the text to be displayed,
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// minus the first letter, prefer the message instead. The first letter is
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// chopped off in messages in games such as KQ6 and is replaced with tabs in
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// KQ6 or spaces in KQ5, so that a calligraphic first letter is drawn instead.
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if (_curMessage.size() > 0 && text.size() > 0 && text.hasSuffix(_curMessage.substr(1)))
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message = _curMessage;
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// Strip color code characters in SCI1.1
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if (getSciVersion() == SCI_VERSION_1_1) {
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int32 index = message.find('|');
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while (index >= 0) {
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do {
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message.deleteChar(index);
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} while (message.size() > 0 && message[index] != '|');
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if (message.size() > 0)
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message.deleteChar(index);
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index = message.find('|');
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}
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}
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return message;
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}
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bool SciTTS::shouldPerformTTS(const Common::String &message) const {
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SciGameId gameId = g_sci->getGameId();
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uint16 roomNumber = g_sci->getEngineState()->currentRoomNumber();
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// Check if it's an actual message, by checking for the
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// existence of any vowel.
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// For example, when talking to the alien in SQ5 room 500, a
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// series of symbols is shown, as part of a joke.
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if (!message.contains('a') &&
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!message.contains('e') &&
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!message.contains('i') &&
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!message.contains('o') &&
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!message.contains('u'))
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return false;
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// Skip TTS for QFG4 room 140 (character creation screen).
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if (gameId == GID_QFG4 && roomNumber == 140)
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return false;
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return true;
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}
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} // End of namespace Sci
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