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engines/titanic/true_talk/script_handler.cpp

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "titanic/true_talk/script_handler.h"
+#include "titanic/true_talk/title_engine.h"
+#include "titanic/true_talk/tt_concept.h"
+#include "titanic/true_talk/tt_parser.h"
+#include "titanic/true_talk/tt_sentence.h"
+#include "titanic/true_talk/tt_word.h"
+#include "titanic/titanic.h"
+
+namespace Titanic {
+
+/*------------------------------------------------------------------------*/
+
+CScriptHandler::CScriptHandler(CTitleEngine *owner, int val1, VocabMode vocabMode) :
+		_owner(owner), _script(owner->_script), _parser(this), _inputCtr(0), _concept1P(nullptr),
+		_concept2P(nullptr), _concept3P(nullptr), _concept4P(nullptr) {
+	g_vm->_scriptHandler = this;
+	g_vm->_script = _script;
+	g_vm->_exeResources.reset(this, val1, vocabMode);
+	_vocab = new TTvocab(vocabMode);
+}
+
+CScriptHandler::~CScriptHandler() {
+	delete _vocab;
+	delete _concept1P;
+	delete _concept2P;
+	delete _concept3P;
+	delete _concept4P;
+}
+
+ScriptChangedResult CScriptHandler::scriptChanged(TTroomScript *roomScript, TTnpcScript *npcScript, uint dialogueId) {
+	if (!npcScript || !roomScript) {
+		++_inputCtr;
+		return SCR_5;
+	}
+
+	ScriptChangedResult result = roomScript->notifyScript(npcScript, dialogueId);
+	if (result == SCR_1)
+		result = npcScript->notifyScript(roomScript, dialogueId);
+
+	if (dialogueId == 3 || dialogueId == 4) {
+		delete _concept1P;
+		delete _concept2P;
+		delete _concept3P;
+		delete _concept4P;
+		_concept1P = nullptr;
+		_concept2P = nullptr;
+		_concept3P = nullptr;
+		_concept4P = nullptr;
+	}
+
+	++_inputCtr;
+	return result;
+}
+
+int CScriptHandler::processInput(TTroomScript *roomScript, TTnpcScript *npcScript,
+		const TTstring &line) {
+	if (!roomScript || !line.isValid())
+		return SS_5;
+
+	TTsentence *sentence = new TTsentence(_inputCtr++, line, this, roomScript, npcScript);
+	int result = _parser.preprocess(sentence);
+	roomScript->scriptPreprocess(sentence);
+	npcScript->scriptPreprocess(sentence);
+
+	int canProcess = 0;
+	if (result) {
+		sentence->setState(result);
+		if (roomScript->canRespond(npcScript, sentence, result)) {
+			canProcess = npcScript->chooseResponse(roomScript, sentence, result);
+		}
+	}
+
+	if (canProcess == 0 || canProcess == 1) {
+		if (!_parser.findFrames(sentence)) {
+			if (roomScript->canProcess(npcScript, sentence) && npcScript) {
+				npcScript->process(roomScript, sentence);
+			}
+		}
+	}
+
+	delete sentence;
+	return SS_VALID;
+}
+
+SimpleFile *CScriptHandler::openResource(const CString &name) {
+	return _owner->open(name);
+}
+
+void CScriptHandler::setParserConcept(TTconcept *newConcept, TTconcept *oldConcept) {
+	_parser.conceptChanged(newConcept, oldConcept);
+}
+
+int CScriptHandler::setResponse(TTscriptBase *script, TTresponse *response) {
+	return _owner->setResponse(script, response);
+}
+
+void CScriptHandler::handleWord(const TTstring *str) {
+	handleWord1(str);
+	handleWord2(str);
+}
+
+void CScriptHandler::handleWord1(const TTstring *str) {
+	if (_concept2P)
+		delete _concept2P;
+	_concept2P = nullptr;
+
+	if (str) {
+		TTword word(*str, WC_UNKNOWN, 0);
+		_concept2P = new TTconcept(&word);
+	}
+}
+
+void CScriptHandler::handleWord2(const TTstring *str) {
+	if (_concept1P)
+		delete _concept1P;
+	_concept1P = nullptr;
+
+	if (str) {
+		TTword word(*str, WC_UNKNOWN, 0);
+		_concept1P = new TTconcept(&word);
+	}
+}
+
+} // End of namespace Titanic