mgl_input_bounds.h

[詳解]

// SPDX-License-Identifier: Zlib
/* ------------------------------------------------------------------------- */
/* ------------------------------------------------------------------------- */
 
#ifndef INCGUARD_MGL_INPUT_BOUNDS_H_1609478669
#define INCGUARD_MGL_INPUT_BOUNDS_H_1609478669
 
#include <mgl/math/mgl_rectangle.h>
#include <mgl/math/mgl_vector2.h>
 
namespace MGL::Input
{
class InputBounds
{
public:
    InputBounds() noexcept;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    [[nodiscard]] constexpr bool IsValid() const noexcept
    {
        return ((_bounds.width > 0.0f) && (_bounds.height > 0.0f));
    }
 
    void Set(const Rectangle &bounds) noexcept;
    void SetWithLogicalSize(const Rectangle &bounds, const Vector2 &logicalSize) noexcept;
    void SetWithScale(const Rectangle &bounds, const Vector2 &scale) noexcept;
 
    [[nodiscard]] Vector2 GetPosition(const Vector2 &position) const noexcept;
 
private:
    Rectangle _bounds;
    Vector2 _scale;
};
}    // namespace MGL::Input
 
#endif    // INCGUARD_MGL_INPUT_BOUNDS_H_1609478669
 
// vim: et ts=4 sw=4 sts=4