color.h

#pragma once
 
#include <cstdint>
 
namespace sdl_painter {
 
struct Color {
  uint8_t r{0};
  uint8_t g{0};
  uint8_t b{0};
  uint8_t a{255};
 
  constexpr Color() = default;
 
  constexpr Color(uint8_t r_, uint8_t g_, uint8_t b_, uint8_t a_ = 255)
      : r(r_), g(g_), b(b_), a(a_) {}
 
  [[nodiscard]] float RedF() const noexcept {
    return static_cast<float>(r) / 255.0F;
  }
  [[nodiscard]] float GreenF() const noexcept {
    return static_cast<float>(g) / 255.0F;
  }
  [[nodiscard]] float BlueF() const noexcept {
    return static_cast<float>(b) / 255.0F;
  }
  [[nodiscard]] float AlphaF() const noexcept {
    return static_cast<float>(a) / 255.0F;
  }
 
  [[nodiscard]] bool operator==(const Color& other) const noexcept {
    return r == other.r && g == other.g && b == other.b && a == other.a;
  }
  [[nodiscard]] bool operator!=(const Color& other) const noexcept {
    return !(*this == other);
  }
 
  // Yaygın renkler
  [[nodiscard]] static constexpr Color Black() noexcept { return {0, 0, 0}; }
  [[nodiscard]] static constexpr Color White() noexcept {
    return {255, 255, 255};
  }
  [[nodiscard]] static constexpr Color Red() noexcept { return {255, 0, 0}; }
  [[nodiscard]] static constexpr Color Green() noexcept { return {0, 255, 0}; }
  [[nodiscard]] static constexpr Color Blue() noexcept { return {0, 0, 255}; }
  [[nodiscard]] static constexpr Color Transparent() noexcept {
    return {0, 0, 0, 0};
  }
};
 
}  // namespace sdl_painter