2 Copyright (C) 2001-2006, William Joseph.
5 This file is part of GtkRadiant.
7 GtkRadiant is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 GtkRadiant is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GtkRadiant; if not, write to the Free Software
19 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 #if !defined(INCLUDED_CONTAINER_ARRAY_H)
23 #define INCLUDED_CONTAINER_ARRAY_H
28 #include "memory/allocator.h"
30 /// \brief An array whose size is variable at run-time.
32 /// - Resizing the array destroys all the existing elements and invalidates all iterators.
33 /// - Default-Constructible, Copyable, Assignable.
34 /// - Compatible with the containers and algorithms in the Standard Template Library (STL) - http://www.sgi.com/tech/stl/
36 /// \param Element The type to be stored in the array. Must provide a default-constructor and a copy-constructor.
37 /// \param Allocator A custom memory-allocator, conforming to the std::allocator interface.
38 template<typename Element, typename Allocator = DefaultAllocator<Element> >
39 class Array : public Allocator
44 Element* construct(std::size_t size)
47 return New<Element, Allocator>(*this).vector(size);
49 return new Element[size];
53 Element* construct(std::size_t size, const T1& value)
55 return New<Element, Allocator>(*this).vector(size, value);
57 void destroy(Element* data, std::size_t size)
60 Delete<Element, Allocator>(*this).vector(data, size);
67 typedef Element value_type;
68 typedef value_type* iterator;
69 typedef const value_type* const_iterator;
72 : m_size(0), m_data(0)
75 Array(std::size_t size)
76 : m_size(size), m_data(construct(size))
80 Array(std::size_t size, const T1& value)
81 : m_size(size), m_data(construct(size, value))
84 Array(const Array& other)
85 : Allocator(other), m_size(other.size()), m_data(construct(m_size))
87 std::copy(other.begin(), other.end(), begin());
89 template<typename Iterator>
90 Array(Iterator start, Iterator finish)
91 : m_size(std::distance(start, finish)), m_data(construct(m_size))
93 std::copy(start, finish, begin());
97 destroy(m_data, m_size);
100 Array& operator=(const Array& other)
102 if(other.size() == size())
104 std::copy(other.begin(), other.end(), begin());
114 void swap(Array& other)
116 std::swap(m_size, other.m_size);
117 std::swap(m_data, other.m_data);
124 const_iterator begin() const
130 return m_data + m_size;
132 const_iterator end() const
134 return m_data + m_size;
137 value_type& operator[](std::size_t index)
140 ASSERT_MESSAGE(index < size(), "array index out of bounds");
142 return m_data[index];
144 const value_type& operator[](std::size_t index) const
147 ASSERT_MESSAGE(index < size(), "array index out of bounds");
149 return m_data[index];
155 const value_type* data() const
159 std::size_t size() const
168 void resize(std::size_t count)
176 void resize(std::size_t count, const value_type& value)
180 Array temp(count, value);
188 /// \brief Swaps the values of \p self and \p other.
189 /// Overloads std::swap.
190 template<typename Element, typename Allocator>
191 inline void swap(Array<Element, Allocator>& self, Array<Element, Allocator>& other)