Initial commit

engines/grim/object.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 "engines/grim/object.h"
+
+namespace Grim {
+
+int32 Object::s_id = 0;
+
+Object::Object() :
+		_refCount(0) {
+
+	++s_id;
+	_id = s_id;
+}
+
+Object::~Object() {
+	for (Common::List<Pointer *>::iterator i = _pointers.begin(); i != _pointers.end(); ++i) {
+		(*i)->resetPointer();
+	}
+}
+
+void Object::reference() {
+	++_refCount;
+}
+
+void Object::dereference() {
+	if (_refCount > 0) {
+		--_refCount;
+	}
+
+	if (_refCount == 0) {
+		_refCount = -1;
+		delete this;
+	}
+}
+
+int32 Object::getId() const {
+	return _id;
+}
+
+void Object::setId(int32 id) {
+	if (id > s_id) {
+		s_id = id;
+	}
+	_id = id;
+}
+
+}