DigiSparkProTest

#include "LedControl.h"

int potX = A5;
int potY = A8;
int ldr = A9;
const int buttonPin = 1;

int joyX = 0;
int joyY = 0;
int ldr_val = 0;

LedControl lc=LedControl(10,11,12,1);

void SetAllOn()
{
  for(int row=0;row<8;row++)
  {
    for(int col=0;col<8;col++)
    {
      lc.setLed(0,row,col,true);
    }
  }
}

void SetAllOff()
{
  for(int row=0;row<8;row++)
  {
    for(int col=0;col<8;col++)
    {
      lc.setLed(0,row,col,false);
    }
  }
}

void SetSingleOn(int xpos, int ypos)
{
  for(int row=0;row<8;row++)
  {
    for(int col=0;col<8;col++)
    {
      if(row == xpos && col == ypos)
        lc.setLed(0,row,col,true);
      else
        lc.setLed(0,row,col,false);
    }
  }
}

void setup()
{
  pinMode(buttonPin, INPUT);

  lc.shutdown(0,false);

  lc.setIntensity(0,8);

  lc.clearDisplay(0);

  SetAllOff();
}

void RandomFill()
{
  lc.setLed(0, random(0,8), random(0,8), random(0,2));
  delay(3);
}

int AvgRead()
{
  unsigned int sum = 0;
  for(int i = 0; i < 50; i++)
  {
    sum += analogRead(ldr);
  }
  return sum / 50;
}

void loop()
{
  int xpos = 0;
  int ypos = 0;
  joyX = analogRead(potX);
  joyY = analogRead(potY);
  ldr_val = AvgRead();
  lc.setIntensity(0, map(ldr_val, 0, 1023, 0, 15));

  xpos = map(joyX, 0, 1023, 7, 0);
  ypos = map(joyY, 0, 1023, 7, 0);

  SetSingleOn(xpos, ypos);

  while(digitalRead(buttonPin) == 0)
  {
    RandomFill();
    ldr_val = AvgRead();
    lc.setIntensity(0, map(ldr_val, 32, 1023, 0, 15));
  }
}