ColorBrightness.h

#pragma once

#include <cstdint>

namespace BeeeOn {

class ColorBrightness {
public:
        ColorBrightness(
                const uint8_t red,
                const uint8_t green,
                const uint8_t blue,
                const uint8_t maxColorElement = 0xff);

        uint8_t brightness() const;

        void setBrightness(const uint8_t brightness);

        uint8_t red() const;
        uint8_t green() const;
        uint8_t blue() const;

        void setColor(
                const uint8_t red,
                const uint8_t green,
                const uint8_t blue);

private:
        void assertValidColor(
                const uint8_t red,
                const uint8_t green,
                const uint8_t blue) const;

        void deriveBrightness(
                const uint8_t red,
                const uint8_t green,
                const uint8_t blue);

        void normalizeColor(
                const uint8_t red,
                const uint8_t green,
                const uint8_t blue);

        uint8_t brightnessFromColor(const uint8_t component) const;

        uint8_t omitBrightness(const uint8_t component) const;

        uint8_t applyBrightness(const uint8_t component) const;

private:
        uint8_t m_red;
        uint8_t m_green;
        uint8_t m_blue;
        uint8_t m_brightness;

        uint8_t m_maxColorElement;
};

}