set.h

/* 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/>.
 *
 */

#ifndef ULTIMA8_MISC_SET_H
#define ULTIMA8_MISC_SET_H

#include "common/algorithm.h"
#include "common/array.h"

namespace Ultima {
namespace Ultima8 {

template<class T>
class Set {
    struct Comparitor {
        bool operator()(const T &a, const T &b) const {
            return a == b;
        }
    };
private:
    Common::Array<T> _items;
    Comparitor _comparitor;
public:
    typedef T *iterator;
    typedef const T *const_iterator;

    iterator begin() { return _items.begin(); }
    iterator end() { return _items.end(); }
    const_iterator begin() const { return _items.begin(); }
    const_iterator end() const { return _items.end(); }

    void clear() {
        _items.clear();
    }

    void insert(T val) {
        _items.push_back(val);
        Common::sort(begin(), end(), _comparitor);
    }

    void insert(iterator first, iterator last) {
        for (; first != last; ++first)
            _items.push_back(*first);
        Common::sort(begin(), end(), _comparitor);
    }

    void swap(Set<T> &arr) {
        _items.swap(arr);
    }

    iterator find(const T item) {
        iterator it = begin();
        for (; it != end() && *it != item; ++it) {}
        return it;
    }
    const_iterator find(const T item) const {
        const_iterator it = begin();
        for (; it != end() && *it != item; ++it) {
        }
        return it;
    }
};

} // End of namespace Ultima8
} // End of namespace Ultima

#endif