gambatte/common/array.h
2013-02-20 20:05:25 +01:00

54 lines
2.2 KiB
C++

/***************************************************************************
* Copyright (C) 2008 by Sindre Aamås *
* sinamas@users.sourceforge.net *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License version 2 as *
* published by the Free Software Foundation. *
* *
* 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 version 2 for more details. *
* *
* You should have received a copy of the GNU General Public License *
* version 2 along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifndef ARRAY_H
#define ARRAY_H
#include "defined_ptr.h"
#include "uncopyable.h"
#include <cstddef>
template<typename T>
class Array : Uncopyable {
T *a;
std::size_t sz;
public:
explicit Array(std::size_t size = 0) : a(size ? new T[size] : 0), sz(size) {}
~Array() { delete[] defined_ptr(a); }
void reset(std::size_t size = 0) { delete[] defined_ptr(a); a = size ? new T[size] : 0; sz = size; }
std::size_t size() const { return sz; }
T * get() const { return a; }
operator T*() const { return a; }
};
template<typename T>
class ScopedArray : Uncopyable {
T *a_;
public:
explicit ScopedArray(T *a = 0) : a_(a) {}
~ScopedArray() { delete[] defined_ptr(a_); }
void reset(T *a = 0) { delete[] defined_ptr(a_); a_ = a; }
T * release() { T *a = a_; a_ = 0; return a; }
T * get() const { return a_; }
operator T*() const { return a_; }
};
#endif