1 files changed, 126 insertions, 0 deletions
diff --git a/engines/titanic/true_talk/tt_concept_node.cpp b/engines/titanic/true_talk/tt_concept_node.cpp
new file mode 100644
index 0000000000..9ad985746f
--- /dev/null
+++ b/engines/titanic/true_talk/tt_concept_node.cpp
@@ -0,0 +1,126 @@
+/* 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 2
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+
+#include "titanic/true_talk/tt_concept_node.h"
+#include "titanic/true_talk/script_handler.h"
+#include "titanic/titanic.h"
+
+namespace Titanic {
+
+TTconceptNode::TTconceptNode() : _concept0P(nullptr), 
+		_concept1P(nullptr), _concept2P(nullptr), _concept3P(nullptr),
+		_concept4P(nullptr), _concept5P(nullptr), _field18(0),
+		_field1C(0), _nextP(nullptr), _status(0) {
+}
+
+TTconceptNode::TTconceptNode(const TTconceptNode &src) : _concept0P(nullptr),
+		_concept1P(nullptr), _concept2P(nullptr), _concept3P(nullptr),
+		_concept4P(nullptr), _concept5P(nullptr), _field18(0),
+		_field1C(0), _nextP(nullptr), _status(0) {
+	if (src._status) {
+		_status = SS_5;
+	} else {
+		// TODO
+	}
+}
+
+
+void TTconceptNode::deleteSiblings() {
+	// Iterate through the linked chain of nodes, deleting each in turn
+	for (TTconceptNode *curP = _nextP, *nextP = nullptr; nextP; curP = nextP) {
+		nextP = curP->_nextP;
+		delete curP;
+	}
+
+	_nextP = nullptr;
+}
+
+TTconcept **TTconceptNode::setConcept(int conceptIndex, TTconcept *src) {
+	TTconcept **conceptPP = nullptr;
+	switch (conceptIndex) {
+	case 1:
+		conceptPP = &_concept1P;
+		break;
+	case 2:
+		conceptPP = &_concept2P;
+		break;
+	case 3:
+		conceptPP = &_concept3P;
+		break;
+	case 4:
+		conceptPP = &_concept4P;
+		break;
+	case 5:
+		conceptPP = &_concept5P;
+		break;
+	default:
+		break;
+	}
+
+	bool isPronoun = false;
+	StringArray &pronouns = g_vm->_scriptHandler->_parser._pronouns;
+	for (uint idx = 0; idx < pronouns.size() && !isPronoun; ++idx) {
+		isPronoun = pronouns[idx] == src->getText();
+	}
+
+	CScriptHandler &scrHandler = *g_vm->_exeResources._owner;
+	if (!isPronoun) {
+		switch (conceptIndex) {
+		case 0:
+			delete scrHandler._concept2P;
+			scrHandler._concept2P = new TTconcept(*src);
+			break;
+
+		case 1:
+			delete scrHandler._concept4P;
+			scrHandler._concept4P = new TTconcept(*src);
+			break;
+
+		case 2:
+			delete scrHandler._concept1P;
+			scrHandler._concept1P = new TTconcept(*src);
+			break;
+
+		default:
+			break;
+		}
+	}
+
+	return conceptPP;
+}
+
+int TTconceptNode::changeConcept(int mode, TTconcept **conceptPP, int conceptIndex) {
+	TTconcept **newConceptPP = setConcept(conceptIndex, *conceptPP);
+
+	if (mode == 0 || (mode == 1 && !*newConceptPP)) {
+		if (!*conceptPP)
+			return SS_5;
+
+		delete *newConceptPP;
+		*newConceptPP = new TTconcept(**conceptPP);
+		return SS_VALID;
+	} else {
+		return SS_1;
+	}
+}
+
+} // End of namespace Titanic