#pragma once
#include <Arduino.h>

enum AxisPos : int8_t {
  POS_LOW = -1,
  POS_CENTRE = 0,
  POS_HIGH = 1
};

class GearSelector {
public:
  GearSelector(uint8_t xPin, uint8_t yPin, int threshLow, int threshHigh);

  bool update();

  int getGear() const;

  char getGearChar() const;

private:
  uint8_t _xPin, _yPin;
  int _threshLow, _threshHigh;
  int _currentGear;

  AxisPos _quantize(int val) const;

  int _mapToGear(AxisPos x, AxisPos y) const;
};