diff options
Diffstat (limited to 'common/queue.h')
-rw-r--r-- | common/queue.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/common/queue.h b/common/queue.h new file mode 100644 index 0000000000..51d56ed54b --- /dev/null +++ b/common/queue.h @@ -0,0 +1,71 @@ +/* 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: https://scummvm.svn.sourceforge.net/svnroot/scummvm/scummvm/branches/gsoc2008-rtl/common/stack.h $ + * $Id$ + */ + +#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 |