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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 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.
+ *
+ * $URL$
+ * $Id$
+ */
+
+#ifndef COMMON_QUEUE_H
+#define COMMON_QUEUE_H
+
+#include "common/scummsys.h"
+#include "common/list.h"
+
+namespace Common {
+
+/**
+ * Variable size Queue class, implemented using our Array class.
+ */
+template<class T>
+class Queue {
+protected:
+ List<T> _queue;
+public:
+ Queue<T>() {}
+ Queue<T>(const List<T> &queueContent) : _queue(queueContent) {}
+
+ bool empty() const {
+ return _queue.empty();
+ }
+ void clear() {
+ _queue.clear();
+ }
+ void push(const T &x) {
+ _queue.push_back(x);
+ }
+ T back() const {
+ return _queue.reverse_begin().operator*();
+ }
+ T front() const {
+ return _queue.begin().operator*();
+ }
+ T pop() {
+ T tmp = front();
+ _queue.pop_front();
+ return tmp;
+ }
+ int size() const {
+ return _queue.size();
+ }
+};
+
+} // End of namespace Common
+
+#endif