#include <MD_MAX72xx.h>
#include <LedControl.h>

#define	MAX_DEVICES	1
const int maxX = MAX_DEVICES * 8 - 1;
const int maxY = 7;

#define	CLK_PIN		13
#define	DATA_PIN	11
#define	CS_PIN		10

#define VERT_PIN A0
#define HORZ_PIN A1

MD_MAX72XX mx = MD_MAX72XX(MD_MAX72XX::PAROLA_HW, CS_PIN, MAX_DEVICES);

int x = 7;
int y = 0;

LedControl lc = LedControl(DATA_PIN, CLK_PIN, CS_PIN, 0);

byte labirint[8] = {
  B00000010,
  B01111010,
  B01101010,
  B00001000,
  B11101111,
  B00001000,
  B01111110,
  B00000000,
};

void setup() {
  mx.begin();
  mx.control(MD_MAX72XX::INTENSITY, MAX_INTENSITY / 2);
  mx.clear();
  lc.shutdown(0, false);
  lc.setIntensity(0, 15);
  lc.clearDisplay(0);
  pinMode(VERT_PIN, INPUT);
  pinMode(HORZ_PIN, INPUT);
}

// the loop function runs over and over again forever
void loop() {
  int horz = analogRead(HORZ_PIN);
  int vert = analogRead(VERT_PIN);
  if (vert < 300) {
    y = min(y + 1, maxY);
  }
  if (vert > 700) {
    y = max(y - 1, 0);
  }
  if (horz > 700) {
    x = min(x + 1, maxX);
  }
  if (horz < 300) {
    x = max(x - 1, 0);
  }
  
  mx.clear();
  lc.clearDisplay(0);
  displayMatrix();
  lc.setLed(0, y, x, true);
  // mx.setPoint(y, x, true);
  mx.update();
  delay(100);
}

void displayMatrix(){
  for(int i = 0; i < 8; i++){
    lc.setRow(0, i, labirint[i]);
  }
}