// vim: sw=4 ts=4 sts=4 expandtab

#pragma once

#include <random>
#include <vector>

#include "Animation.h"

#include "fasttrigon.h"

class RacerAnimation : public Animation
{
    public:
        RacerAnimation(Fader *fader, uint32_t racer_count);

        void loop(uint64_t frame) override;

        void stop(void) override
        {
            m_stopping = true;
        }

        void reset(void) override;

    private:
        class Racer
        {
            public:
                Racer(Fader *fader, int32_t pos, int32_t speed, const Fader::Color &color);

                void move(void);
                void render(void) const;

            private:
                Fader *m_fader;

                int32_t m_speed; // in 1/256 LEDs
                int32_t m_pos;   // in 1/256 LEDs

                Fader::Color m_color;
        };

        std::vector<Racer> m_racers;

        std::default_random_engine m_gen;

        bool m_stopping;
};