MyGUI_TCoord.h

Go to the documentation of this file.

/*
 * This source file is part of MyGUI. For the latest info, see http://mygui.info/
 * Distributed under the MIT License
 * (See accompanying file COPYING.MIT or copy at http://opensource.org/licenses/MIT)
 */
 
#ifndef MyGUI_TCOORD_H_
#define MyGUI_TCOORD_H_
 
#include "MyGUI_Prerequest.h"
#include "MyGUI_TPoint.h"
#include "MyGUI_TSize.h"
 
namespace MyGUI::types
{
 
    template<typename T>
    struct TCoord
    {
        T left{};
        T top{};
        T width{};
        T height{};
 
        TCoord() = default;
 
        TCoord(T const& _left, T const& _top, T const& _width, T const& _height) :
            left(_left),
            top(_top),
            width(_width),
            height(_height)
        {
        }
 
        TCoord(TPoint<T> const& _point, TSize<T> const& _size) :
            left(_point.left),
            top(_point.top),
            width(_size.width),
            height(_size.height)
        {
        }
 
        TCoord& operator-=(TCoord const& _obj)
        {
            left -= _obj.left;
            top -= _obj.top;
            width -= _obj.width;
            height -= _obj.height;
            return *this;
        }
 
        TCoord& operator+=(TCoord const& _obj)
        {
            left += _obj.left;
            top += _obj.top;
            width += _obj.width;
            height += _obj.height;
            return *this;
        }
 
        TCoord operator-(TCoord const& _obj) const
        {
            return TCoord(left - _obj.left, top - _obj.top, width - _obj.width, height - _obj.height);
        }
 
        TCoord operator-(TPoint<T> const& _obj) const
        {
            return TCoord(left - _obj.left, top - _obj.top, width, height);
        }
 
        TCoord operator-(TSize<T> const& _obj) const
        {
            return TCoord(left, top, width - _obj.width, height - _obj.height);
        }
 
        TCoord operator+(TCoord const& _obj) const
        {
            return TCoord(left + _obj.left, top + _obj.top, width + _obj.width, height + _obj.height);
        }
 
        TCoord operator+(TPoint<T> const& _obj) const
        {
            return TCoord(left + _obj.left, top + _obj.top, width, height);
        }
 
        TCoord operator+(TSize<T> const& _obj) const
        {
            return TCoord(left, top, width + _obj.width, height + _obj.height);
        }
 
        template<typename U>
        TCoord& operator=(TCoord<U> const& _obj)
        {
            left = _obj.left;
            top = _obj.top;
            width = _obj.width;
            height = _obj.height;
            return *this;
        }
 
        TCoord& operator=(TPoint<T> const& _obj)
        {
            left = _obj.left;
            top = _obj.top;
            return *this;
        }
 
        TCoord& operator=(TSize<T> const& _obj)
        {
            width = _obj.width;
            height = _obj.height;
            return *this;
        }
 
        bool operator==(TCoord const& _obj) const
        {
            return ((left == _obj.left) && (top == _obj.top) && (width == _obj.width) && (height == _obj.height));
        }
 
        bool operator!=(TCoord const& _obj) const
        {
            return !((left == _obj.left) && (top == _obj.top) && (width == _obj.width) && (height == _obj.height));
        }
 
        T right() const
        {
            return left + width;
        }
 
        T bottom() const
        {
            return top + height;
        }
 
        void clear()
        {
            left = top = width = height = 0;
        }
 
        void set(T const& _left, T const& _top, T const& _width, T const& _height)
        {
            left = _left;
            top = _top;
            width = _width;
            height = _height;
        }
 
        void swap(TCoord& _value)
        {
            TCoord tmp = _value;
            _value = *this;
            *this = tmp;
        }
 
        bool empty() const
        {
            return ((left == 0) && (top == 0) && (width == 0) && (height == 0));
        }
 
        TPoint<T> point() const
        {
            return TPoint<T>(left, top);
        }
 
        TSize<T> size() const
        {
            return TSize<T>(width, height);
        }
 
        bool inside(const TPoint<T>& _value) const
        {
            return (
                (_value.left >= left) && (_value.left <= right()) && (_value.top >= top) && (_value.top <= bottom()));
        }
 
        std::string print() const
        {
            std::ostringstream stream;
            stream << *this;
            return stream.str();
        }
 
        static TCoord<T> parse(std::string_view _value)
        {
            return utility::parseValue<TCoord<T>>(_value);
        }
 
        friend std::ostream& operator<<(std::ostream& _stream, const TCoord<T>& _value)
        {
            _stream << _value.left << " " << _value.top << " " << _value.width << " " << _value.height;
            return _stream;
        }
 
        friend std::istream& operator>>(std::istream& _stream, TCoord<T>& _value)
        {
            _stream >> _value.left >> _value.top >> _value.width >> _value.height;
            if (_stream.fail())
                _value.clear();
            return _stream;
        }
    };
 
} // namespace MyGUI
 
#endif // MyGUI_TCOORD_H_