arduino-joystick/Reader.cpp

#include "Reader.h"

#include <Mux.h>
#include <Bounce2.h>


Reader::Reader(bool inverted) {
  this->inverted = inverted;
}

bool Reader::On() {
  bool state = bouncer.rose();
  if (inverted) state = bouncer.fell();
  return state;
}

uint8_t Reader::getMode(bool pullup) {
  if (pullup) return INPUT_PULLUP;
  return INPUT;  
}


DirectReader::DirectReader(uint8_t pin, bool inverted) : Reader(inverted) {
  uint8_t mode = getMode(inverted);
  this->bouncer.attach(pin)
}

bool DirectReader::Update() {
  return bouncer.update();
}


MuxReader::MuxReader(uint8_t channel, Mux* mux, bool inverted) : Reader(inverted) {
  uint8_t mode = getMode(inverted);
  this->bouncer.attach(mux->signalPin().pin, mode);
  this->channel = channel;
}

bool MuxReader::Update() {
  mux->channel(channel);
  return bouncer.update();
}


MatrixReader::MatrixReader(uint8_t row, uint8_t col, bool inverted) : Reader(inverted) {
  uint8_t mode = getMode(inverted);
  this->bouncer.attach(row, mode);
  this->col = col;
}

bool MatrixReader::Update() {
  digitalWrite(col, LOW);
  delayMicroseconds(10);

  bool changed = bouncer.update();

  digitalWrite(col, HIGH);
  delayMicroseconds(10);

  return changed;
}