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

LedControl lc(11, 13, 10, 2);
//LedControl(int dataPin, int clkPin, int csPin, int numDevices);

#define	MAX_DEVICES	2

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
#define SEL_PIN  2

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

int x = 0;
int y = 0;

void setup() {
  mx.begin();
  mx.control(MD_MAX72XX::INTENSITY, MAX_INTENSITY / 2);
  mx.clear();

  pinMode(VERT_PIN, INPUT);
  pinMode(HORZ_PIN, INPUT);
  pinMode(SEL_PIN, INPUT_PULLUP);
}

// the loop function runs over and over again forever
void loop() {
  mx.setPoint(y, x, true);
  //lc.setLed(0,y,x,1);
  //lc.setLed(1,y,x,1);
  int horz = analogRead(HORZ_PIN);
  int vert = analogRead(VERT_PIN);
  if (vert < 300) {
    y = min(y + 1, maxY);
    mx.setPoint(y-1, x, false);
    //lc.setLed(1,y-1,x,0);
    //lc.setLed(0,y-1,x,0);
  }
  if (vert > 700) {
    y = max(y - 1, 0);
    mx.setPoint(y+1, x, false);
    //lc.setLed(1,y+1,x,0);
    //lc.setLed(0,y+1,x,0);
  }
  if (horz > 700) {
    x = min(x + 1, maxX);
    mx.setPoint(y, x-1, false);
    //lc.setLed(1,y,x-1,0);
    //lc.setLed(0,y,x-1,0);
  }
  if (horz < 300) {
    x = max(x - 1, 0);
    mx.setPoint(y, x+1, false);
    /*if (x > 7){
      x = x-7;
      lc.setLed(1,y,x+1,0);
    }
    else{
      lc.setLed(0,y,x+1,0);
    }*/
    
  }
  if (digitalRead(SEL_PIN) == LOW) {
    mx.clear();
  }
  //mx.update();
  delay(100);
}