size2d.h

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#pragma once
 
#include <promeki/core/namespace.h>
#include <promeki/core/string.h>
#include <promeki/core/point.h>
 
PROMEKI_NAMESPACE_BEGIN
 
template<typename T> class Size2DTemplate {
        public:
                Size2DTemplate(const T & width = 0, const T & height = 0) : _width(width), _height(height) {}
 
                ~Size2DTemplate() {}
 
                bool isValid() const {
                        return (_width > 0) && (_height > 0);
                }
 
                void set(const T & w, const T & h) {
                        _width  = w;
                        _height = h;
                        return;
                }
 
                void setWidth(const T & val) {
                        _width = val;
                        return;
                }
 
                const T &width() const {
                        return _width;
                }
 
                void setHeight(const T & val) {
                        _height = val;
                        return;
                }
 
                const T &height() const {
                        return _height;
                }
 
                T area() const {
                        return _width * _height;
                }
 
                String toString() const {
                        return std::to_string(_width) + "x" + std::to_string(_height);
                }
 
                operator String() const {
                        return toString();
                }
 
                template <typename N> bool pointIsInside(const Point<N, 2> &p) const {
                        return p.x() >= 0 && 
                               p.x() < _width &&
                               p.y() >= 0 &&
                               p.y() < _height;
                }
 
        private:
                T _width  = 0;
                T _height = 0;
};
 
using Size2Di32 = Size2DTemplate<int32_t>;
using Size2Du32 = Size2DTemplate<uint32_t>;
using Size2Df = Size2DTemplate<float>;
using Size2Dd = Size2DTemplate<double>;
 
PROMEKI_NAMESPACE_END