size_f.h

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#pragma once
#include "../drawing_export.h"
#include <xtd/iequatable>
#include <xtd/object>
#include <xtd/ustring>
#include <ostream>
 
namespace xtd {
  namespace drawing {
    class point_f;
    class size;
    
    class drawing_export_ size_f : public xtd::object, public xtd::iequatable<size_f> {
    public:
      
      static const xtd::drawing::size_f empty;
      
      
      size_f() noexcept = default;
      
      explicit size_f(const xtd::drawing::point_f& point) noexcept;
      
      size_f(float width, float height) noexcept;
      
      size_f(const xtd::drawing::size_f&) noexcept = default;
      size_f& operator =(const xtd::drawing::size_f& size) noexcept = default;
      
      
      float height() const noexcept;
      
      void height(float value) noexcept;
      
      bool is_empty() const noexcept;
      
      float width() const noexcept;
      
      void width(float value) noexcept;
      
      
      bool equals(const xtd::drawing::size_f& value) const noexcept override;
      
      xtd::ustring to_string() const noexcept override;
      
      
      static xtd::drawing::size_f add(const xtd::drawing::size_f& size1, const xtd::drawing::size_f& size2) noexcept;
      
      static xtd::drawing::size_f subtract(const xtd::drawing::size_f& sz1, const xtd::drawing::size_f& sz2) noexcept;
 
      
      size_f operator +(const xtd::drawing::size_f& size) const noexcept;
      size_f operator +(const xtd::drawing::size& size) const noexcept;
      
      size_f& operator +=(const xtd::drawing::size_f& size) noexcept;
      size_f& operator +=(const xtd::drawing::size& size) noexcept;
      
      size_f operator -(const xtd::drawing::size_f& size) const noexcept;
      size_f operator -(const xtd::drawing::size& size) const noexcept;
      
      size_f& operator -=(const xtd::drawing::size_f& size) noexcept;
      size_f& operator -=(const xtd::drawing::size& size) noexcept;
      
    private:
      float width_ = 0;
      float height_ = 0;
    };
  }
  
  template<>
  inline drawing::size_f parse<drawing::size_f>(const std::string& str) {
    auto values = xtd::ustring(str).replace("}", "").replace(" height=", "").replace("{width=", "").split({','});
    return {xtd::parse<float>(values[0]), xtd::parse<float>(values[1])};
  }
}