#ifndef SIMULATOR_H

#define SIMULATOR_H

#include <algorithm></algorithm>

#include "track.h"

#include "raster.h"

#include "tool.h"

class Simulator {

public:

    virtual ~Simulator() { }

    virtual void simulate(const Track &track, const Tool &tool) = 0;

    virtual void scroll_to(int index) = 0;

    virtual void draw() const = 0;

};

class SimulatorXYZ: public Simulator {

private:

    TouchPointList points;

    int simu_index;

public:

    FlatRaster raster;

    explicit SimulatorXYZ(int xpixels = 0, int ypixels = 0):

        simu_index(), raster(xpixels, ypixels, 0, 0, 0, 0, 0, 0) { }

    const TouchPointList& get_points() const { return points; }

    int get_simu_index() const { return simu_index; }

    int get_index() const { return simu_index <= 0 ? -1 : points[simu_index-1].index; }

    void simulate(const Track &track, const Tool &tool) override;

    void scroll_to(int index) override;

    void draw() const override

        { raster.draw(); }

};

class SimulatorXYZA: public Simulator {

private:

    TouchPointList points;

    int simu_index;

public:

    PolarRaster raster;

    explicit SimulatorXYZA(int xpixels = 0, int ypixels = 0):

        simu_index(), raster(xpixels, ypixels, 0, 0, 0, 0) { }

    const TouchPointList& get_points() const { return points; }

    int get_simu_index() const { return simu_index; }

    int get_index() const { return simu_index <= 0 ? -1 : points[simu_index-1].index; }

    void simulate(const Track &track, const Tool &tool) override;

    void scroll_to(int index) override;

    void draw() const override

        { raster.draw(); }

};

#endif