// Include Libraries
#include "Arduino.h"
#include "MaxMatrix.h"


// Pin Definitions
#define LEDMATRIX_PIN_DIN	12
#define LEDMATRIX_PIN_CLK	11
#define LEDMATRIX_PIN_CS	10


#define VERT_PIN A0
#define HORZ_PIN A1
#define SEL_PIN  2

byte ledMatrixinUse = 1;                      //Specify how many Max7219 led matrices are chained
int ledMatrixtextScrollingSpeed = 50;        //Specify the scrolling speed
char ledMatrixStr[] = "Hello World!    ";     //Specify the string to be displayed

// object initialization
MaxMatrix ledMatrix(LEDMATRIX_PIN_DIN,LEDMATRIX_PIN_CS,LEDMATRIX_PIN_CLK);

// Setup the essentials for your circuit to work. It runs first every time your circuit is powered with electricity.
void setup() 
{
    // Setup Serial which is useful for debugging
    // Use the Serial Monitor to view printed messages
    Serial.begin(9600);
    while (!Serial) ; // wait for serial port to connect. Needed for native USB
    Serial.println("start");
    
    ledMatrix.init(ledMatrixinUse);       //Initialize Led Matrices
    ledMatrix.setIntensity(5);            //LED Intensity 0-15
    
}

byte heart[][8]={
  0,0,0,0,0,0,0,0,
  0,0,1,0,0,1,0,0,
  0,1,0,1,1,0,1,0,
  0,1,0,0,0,0,1,0,
  0,1,0,0,0,0,1,0,
  0,0,1,0,0,1,0,0,
  0,0,0,1,1,0,0,0,
  0,0,0,0,0,0,0,0
};

byte heartbig[][8]={
  0,1,1,0,0,1,1,0,
  1,0,0,1,1,0,0,1,
  1,0,0,0,0,0,0,1,
  1,0,0,0,0,0,0,1,
  1,0,0,0,0,0,0,1,
  0,1,0,0,0,0,1,0,
  0,0,1,0,0,1,0,0,
  0,0,0,1,1,0,0,0
};


void setSymbol(byte arr[8][8])
{
  for(byte i = 0; i < 8; i++)
  {
    for(byte j = 0; j < 8; j++)
    {
      ledMatrix.setDot(i, j, arr[i][j]);
    }
  }
}


int x = 0;
int y = 0;
int maxX = 7;
int maxY = 7;

void loop() 
{
  /*
    ledMatrix.setDot(3,3, true);
    delay(500);
    ledMatrix.clear();
    delay(500);*/

    setSymbol(heart);
    delay(1000);
    setSymbol(heartbig);
    delay(1000);

  /*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);
  }
  if (digitalRead(SEL_PIN) == LOW) {
    ledMatrix.clear();
  }


  ledMatrix.setDot(x, y, true);
  delay(100);*/
}