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155 lines
3.1 KiB
C++
155 lines
3.1 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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@module
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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_TPONT_H__
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#define __MYGUI_TPONT_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 > struct TPoint
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{
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T left, top;
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TPoint() : left( 0 ), top( 0 ) { }
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TPoint( T const& _left, T const& _top) : left( _left ), top( _top ) { }
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TPoint( TPoint const& o ) : left( o.left ), top( o.top ) { }
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TPoint& operator-=( TPoint const& o )
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{
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left -= o.left;
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top -= o.top;
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return *this;
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}
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TPoint& operator+=( TPoint const& o )
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{
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left += o.left;
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top += o.top;
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return *this;
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}
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TPoint operator-( TPoint const& o ) const
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{
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return TPoint(left - o.left, top - o.top);
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}
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TPoint operator+( TPoint const& o ) const
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{
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return TPoint(left + o.left, top + o.top);
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}
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TPoint& operator=( TPoint const& o )
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{
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left = o.left;
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top = o.top;
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return *this;
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}
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template< typename U >
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TPoint& operator=( TPoint<U> const& o )
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{
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left = o.left;
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top = o.top;
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return *this;
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}
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bool operator==( TPoint const& o ) const
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{
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return ((left == o.left) && (top == o.top));
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}
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bool operator!=( TPoint const& o ) const
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{
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return ! ((left == o.left) && (top == o.top));
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}
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void clear()
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{
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left = top = 0;
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}
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void set( T const& _left, T const& _top)
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{
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left = _left;
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top = _top;
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}
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void swap(TPoint& _value)
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{
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TPoint 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 ((left == 0) && (top == 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 TPoint<T> parse(const std::string& _value)
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{
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TPoint<T> result;
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std::istringstream stream(_value);
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stream >> result.left >> result.top;
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if (stream.fail()) return TPoint<T>();
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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') return TPoint<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 TPoint<T>& _value )
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{
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_stream << _value.left << " " << _value.top;
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return _stream;
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}
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friend std::istream& operator >> ( std::istream& _stream, TPoint<T>& _value )
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{
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_stream >> _value.left >> _value.top;
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if (_stream.fail()) _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_TPONT_H__
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