Initial commit

engines/titanic/core/mail_man.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/core/mail_man.h"
+
+namespace Titanic {
+
+void CMailMan::save(SimpleFile *file, int indent) {
+	file->writeNumberLine(1, indent);
+	file->writeNumberLine(_value, indent);
+	CGameObject::save(file, indent);
+}
+
+void CMailMan::load(SimpleFile *file) {
+	file->readNumber();
+	_value = file->readNumber();
+	CGameObject::load(file);
+}
+
+CGameObject *CMailMan::getFirstObject() const {
+	return dynamic_cast<CGameObject *>(getFirstChild());
+}
+
+CGameObject *CMailMan::getNextObject(CGameObject *prior) const {
+	if (!prior || prior->getParent() != this)
+		return nullptr;
+
+	return dynamic_cast<CGameObject *>(prior->getNextSibling());
+}
+
+void CMailMan::addMail(CGameObject *obj, uint destRoomFlags) {
+	obj->detach();
+	obj->addUnder(this);
+	setMailDest(obj, destRoomFlags);
+}
+
+void CMailMan::setMailDest(CGameObject *obj, uint roomFlags) {
+	obj->_destRoomFlags = roomFlags;
+	obj->_roomFlags = 0;
+	obj->_isPendingMail = true;
+}
+
+CGameObject *CMailMan::findMail(uint roomFlags) const {
+	for (CGameObject *obj = getFirstObject(); obj; obj = getNextObject(obj)) {
+		if (obj->_isPendingMail && obj->_destRoomFlags == roomFlags)
+			return obj;
+	}
+
+	return nullptr;
+}
+
+void CMailMan::sendMail(uint currRoomFlags, uint newRoomFlags) {
+	for (CGameObject *obj = getFirstObject(); obj; obj = getNextObject(obj)) {
+		if (obj->_isPendingMail && obj->_destRoomFlags == currRoomFlags) {
+			obj->_isPendingMail = false;
+			obj->_roomFlags = newRoomFlags;
+			break;
+		}
+	}
+}
+
+} // End of namespace Titanic