#pragma once #include #include #include class Size { public: Size() {} Size(int w, int h) : m_width(w) , m_height(h) { } bool is_null() const { return !m_width && !m_height; } bool is_empty() const { return m_width <= 0 || m_height <= 0; } int width() const { return m_width; } int height() const { return m_height; } int area() const { return width() * height(); } void set_width(int w) { m_width = w; } void set_height(int h) { m_height = h; } bool operator==(const Size& other) const { return m_width == other.m_width && m_height == other.m_height; } bool operator!=(const Size& other) const { return !(*this == other); } Size& operator-=(const Size& other) { m_width -= other.m_width; m_height -= other.m_height; return *this; } Size& operator+=(const Size& other) { m_width += other.m_width; m_height += other.m_height; return *this; } int primary_size_for_orientation(Orientation orientation) const { return orientation == Orientation::Vertical ? height() : width(); } void set_primary_size_for_orientation(Orientation orientation, int value) { if (orientation == Orientation::Vertical) set_height(value); else set_width(value); } int secondary_size_for_orientation(Orientation orientation) const { return orientation == Orientation::Vertical ? width() : height(); } void set_secondary_size_for_orientation(Orientation orientation, int value) { if (orientation == Orientation::Vertical) set_width(value); else set_height(value); } String to_string() const { return String::format("[%dx%d]", m_width, m_height); } private: int m_width { 0 }; int m_height { 0 }; }; inline const LogStream& operator<<(const LogStream& stream, const Size& value) { return stream << value.to_string(); }