ManyButtonsSelector.hpp

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#pragma once
 
#include "Selector.hpp"
#include <AH/Hardware/ExtendedInputOutput/ExtendedInputOutput.hpp>
#include <Def/Def.hpp>
 
BEGIN_CS_NAMESPACE
 
template <setting_t N, class Callback = EmptySelectorCallback>
class GenericManyButtonsSelector : public GenericSelector<N, Callback> {
    using Parent = GenericSelector<N, Callback>;
 
  public:
    GenericManyButtonsSelector(Selectable<N> &selectable,
                               const Callback &callback,
                               const PinList<N> &buttonPins)
        : GenericSelector<N, Callback>{selectable, callback},
          buttonPins(buttonPins) {}
 
    void begin() override {
        Parent::begin();
        for (const pin_t &pin : buttonPins)
            AH::ExtIO::pinMode(pin, INPUT_PULLUP);
    }
 
    void update() override {
        Parent::update();
        for (setting_t i = 0; i < N; i++)
            // TODO: invert?
            if (AH::ExtIO::digitalRead(buttonPins[i]) == LOW) {
                if (AH::ExtIO::digitalRead(buttonPins[this->get()]) != LOW)
                    this->set(i);
                break;
            }
    }
 
  private:
    PinList<N> buttonPins;
};
 
// -------------------------------------------------------------------------- //
 
template <setting_t N>
class ManyButtonsSelector : public GenericManyButtonsSelector<N> {
  public:
    ManyButtonsSelector(Selectable<N> &selectable, const PinList<N> &buttonPins)
        : GenericManyButtonsSelector<N>{
              selectable,
              {},
              buttonPins,
          } {}
};
 
END_CS_NAMESPACE