screen_rect.h

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#ifndef SCREEN_RECT_H
#define SCREEN_RECT_H
 
#include "screen_coordinate.h"
#include "side.h"
 
#include <iosfwd>
 
class screen_rect
{
public:
  explicit screen_rect(
    const screen_coordinate& top_left = screen_coordinate(0, 0),
    const screen_coordinate& bottom_right = screen_coordinate(20, 20)
  );
 
  const auto& get_tl() const noexcept { return m_top_left; }
  const auto& get_br() const noexcept { return m_bottom_right; }
 
private:
  screen_coordinate m_top_left;
  screen_coordinate m_bottom_right;
};
 
 
screen_rect create_centered_rect(const screen_coordinate c, const int w, const int h) noexcept;
 
screen_rect create_partial_rect_from_lhs(const screen_rect& r, const double f);
 
screen_rect create_partial_rect_from_rhs(const screen_rect& r, const double f);
 
screen_rect create_partial_rect_from_side(const side s, const screen_rect& r, const double f);
 
screen_rect create_rect_inside(const screen_rect& r) noexcept;
 
screen_coordinate get_center(const screen_rect& r) noexcept;
 
screen_rect get_bottom_left_corner(const screen_rect& r) noexcept;
 
screen_rect get_bottom_right_corner(const screen_rect& r) noexcept;
 
screen_rect get_default_screen_rect() noexcept;
 
int get_height(const screen_rect& r) noexcept;
 
screen_rect get_lhs_half(const screen_rect& r) noexcept;
 
screen_rect get_lower_eighth(const screen_rect& r) noexcept;
 
screen_rect get_lower_fourth(const screen_rect& r) noexcept;
 
screen_rect get_lower_half(const screen_rect& r) noexcept;
 
screen_rect get_rhs_half(const screen_rect& r) noexcept;
 
screen_rect get_top_left_corner(const screen_rect& r) noexcept;
 
screen_rect get_top_right_corner(const screen_rect& r) noexcept;
 
screen_rect get_upper_half(const screen_rect& r) noexcept;
 
int get_width(const screen_rect& r) noexcept;
 
bool is_in(const screen_coordinate& pos, const screen_rect& r) noexcept;
 
void test_screen_rect();
 
bool operator==(const screen_rect& lhs, const screen_rect& rhs) noexcept;
bool operator!=(const screen_rect& lhs, const screen_rect& rhs) noexcept;
 
std::ostream& operator<<(std::ostream& os, const screen_rect& r) noexcept;
 
#endif // SCREEN_RECT_H