import processing.serial.*;

Serial port;
int baudrate = 9600;

int[][] tempBitmap;

int painter=1; //if we should paint on mouse down or not


void setup() 
{
  size((64*2)*3, 64*4);
  smooth();
  fill(126);

  tempBitmap = new int[8][8];

  for (int i=0;i<8;i++)
    for (int ii=0;ii<8;ii++)
      tempBitmap[i][ii]=0;

  // List all the available serial ports:
  println(Serial.list());

  try
  {
    port = new Serial(this, Serial.list()[0], baudrate);
  }
  catch(Exception e)
  {
    print(port);
  }

  if(port !=null)
    println(port);
}


void serialEvent(int serial)
{   
  println("HALP!!!");
}

byte populateByteOn(byte x, byte value)
{
  return x |= (1 << (7-value));
}

byte populateByteOff(byte x, byte value)
{
  return x  &= (1 << (7-value));
}

void keyPressed() 
{
  if (key == '1')
  {
    println("");
    for (byte ii=0;ii<8;ii++)
    {
      byte myByte=0;
      for (byte i=0;i<8;i++)
      {
        if( tempBitmap[i][ii]==1)
          myByte= populateByteOn(myByte,i);
      }
      println("tempBitmap[i]["+ii+"] = (byte)unbinary(\""+ binary(myByte)+"\");");

    }   
    println("i++;");
  
}
  if (key == '2')
  {
    painter=1;
  }
  if (key == '3')
  {
    painter=0;
  }


}

void tjatjing()
{

  if (mousePressed == true )  
  {

    byte myByte=0;
    /* if(tempBitmap[mouseX/(width/8)][mouseY/(height/8)]==0)
     tempBitmap[mouseX/(width/8)][mouseY/(height/8)]=1;
     else
     tempBitmap[mouseX/(width/8)][mouseY/(height/8)]=0;
     */
    tempBitmap[mouseX/(width/8)][mouseY/(height/8)]=painter;

    for (byte i=0;i<8;i++)
    {
      if( tempBitmap[i][mouseY/(height/8)]==1)
        myByte= populateByteOn(myByte,i);
    }

    if (port!=null)
    {
      port.write("3");
      port.write(mouseY/(height/8));

      port.write(myByte);
    }
  }
}


void draw() 
{
  background(0);
  tjatjing();

  if(mousePressed)
  {
    line(mouseX-66, mouseY, mouseX+66, mouseY);
    line(mouseX, mouseY-66, mouseX, mouseY+66); 
  } 

  for (int i=0;i<8;i++)
    for (int ii=0;ii<8;ii++)
    {
      if( tempBitmap[i][ii] ==0)
        fill(0,120,0);
      else
        fill(0,240,0);

      rect(i*width/8, ii*height/8, width/8-2, height/8-2);
    }
}     


void stop()
{
  port.stop();
  println("stopped");
}