177 lines
3.4 KiB
C++
177 lines
3.4 KiB
C++
/*!
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@file
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@author Albert Semenov
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@date 11/2007
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*/
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/*
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This file is part of MyGUI.
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MyGUI is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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MyGUI is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with MyGUI. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __MYGUI_TSIZE_H__
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#define __MYGUI_TSIZE_H__
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#include "MyGUI_Prerequest.h"
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namespace MyGUI
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{
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namespace types
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{
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template<typename T>
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struct TSize
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{
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T width;
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T height;
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TSize() :
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width(0),
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height(0)
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{
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}
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TSize(T const& _width, T const& _height) :
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width(_width),
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height(_height)
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{
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}
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TSize(TSize const& _obj) :
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width(_obj.width),
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height(_obj.height)
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{
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}
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TSize& operator -= (TSize const& _obj)
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{
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width -= _obj.width;
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height -= _obj.height;
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return *this;
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}
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TSize& operator += (TSize const& _obj)
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{
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width += _obj.width;
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height += _obj.height;
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return *this;
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}
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TSize operator - (TSize const& _obj) const
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{
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return TSize(width - _obj.width, height - _obj.height);
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}
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TSize operator + (TSize const& _obj) const
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{
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return TSize(width + _obj.width, height + _obj.height);
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}
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TSize& operator = (TSize const& _obj)
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{
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width = _obj.width;
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height = _obj.height;
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return *this;
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}
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template<typename U>
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TSize& operator = (TSize<U> const& _obj)
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{
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width = _obj.width;
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height = _obj.height;
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return *this;
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}
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bool operator == (TSize const& _obj) const
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{
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return ((width == _obj.width) && (height == _obj.height));
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}
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bool operator != (TSize const& _obj) const
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{
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return !((width == _obj.width) && (height == _obj.height));
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}
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void clear()
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{
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width = height = 0;
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}
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void set(T const& _width, T const& _height)
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{
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width = _width;
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height = _height;
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}
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void swap(TSize& _value)
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{
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TSize tmp = _value;
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_value = *this;
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*this = tmp;
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}
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bool empty() const
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{
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return ((width == 0) && (height == 0));
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}
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std::string print() const
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{
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std::ostringstream stream;
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stream << *this;
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return stream.str();
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}
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static TSize<T> parse(const std::string& _value)
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{
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TSize<T> result;
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std::istringstream stream(_value);
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stream >> result.width >> result.height;
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if (stream.fail())
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{
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return TSize<T>();
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}
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else
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{
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int item = stream.get();
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while (item != -1)
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{
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if (item != ' ' && item != '\t')
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return TSize<T>();
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item = stream.get();
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}
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}
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return result;
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}
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friend std::ostream& operator << (std::ostream& _stream, const TSize<T>& _value)
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{
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_stream << _value.width << " " << _value.height;
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return _stream;
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}
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friend std::istream& operator >> (std::istream& _stream, TSize<T>& _value)
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{
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_stream >> _value.width >> _value.height;
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if (_stream.fail())
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_value.clear();
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return _stream;
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}
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};
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} // namespace types
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} // namespace MyGUI
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#endif // __MYGUI_TSIZE_H__
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