point_f.h

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#pragma once
#include "../drawing_export.h"
#include <xtd/iequatable>
#include <xtd/object>
#include <xtd/ustring>
#include <cstdint>
#include <ostream>
#include <string>

namespace xtd {
  namespace drawing {
    class point;
    class point_f;
    class size;
    class size_f;
    
    class drawing_export_ point_f : public xtd::object, public xtd::iequatable<point_f> {
    public:
      
      static const point_f empty;
      
      
      point_f() noexcept = default;
      point_f(float x, float y) noexcept;
      explicit point_f(const size_f& sz) noexcept;
      
      point_f(const point_f&) noexcept = default;
      point_f& operator =(const point_f&) noexcept = default;
      
      
      bool is_empty() const noexcept;
      
      float x() const noexcept;
      
      void x(float x) noexcept;
      
      float y() const noexcept;
      
      void y(float y) noexcept;
      
      
      static point_f add(const point_f& pt, const size& sz) noexcept;
      static point_f add(const point_f& pt, const size_f& sz) noexcept;
      static point_f add(const point_f& pt1, const point& pt2) noexcept;
      static point_f add(const point_f& pt1, const point_f& pt2) noexcept;
      
      bool equals(const point_f& value) const noexcept override;
      
      void offset(float dx, float dy) noexcept;
      
      void offset(const point_f& pt) noexcept;
      
      static point_f subtract(const point_f& pt, const size& sz) noexcept;
      static point_f subtract(const point_f& pt, const size_f& sz) noexcept;
      static point_f subtract(const point_f& pt1, const point& pt2) noexcept;
      static point_f subtract(const point_f& pt1, const point_f& pt2) noexcept;
      
      xtd::ustring to_string() const noexcept override;
      
      
      point_f operator +(const size& sz) const noexcept;
      point_f operator +(const size_f& sz) const noexcept;
      point_f operator +(const point& pt) const noexcept;
      point_f operator +(const point_f& pt) const noexcept;
      
      point_f& operator +=(const size& sz) noexcept;
      point_f& operator +=(const size_f& sz) noexcept;
      point_f& operator +=(const point& pt) noexcept;
      point_f& operator +=(const point_f& pt) noexcept;
      
      point_f operator -(const size& sz) const noexcept;
      point_f operator -(const size_f& sz) const noexcept;
      point_f operator -(const point& pt) const noexcept;
      point_f operator -(const point_f& pt) const noexcept;
      
      point_f& operator -=(const size& sz) noexcept;
      point_f& operator -=(const size_f& sz) noexcept;
      point_f& operator -=(const point& pt) noexcept;
      point_f& operator -=(const point_f& pt) noexcept;
      
    private:
      float x_ = 0;
      float y_ = 0;
    };
  }
}