function setup() {

  createCanvas( 600,550);

  background(255)

    saveRainbow()

​

 }

​

function draw() {

  col = col +1

  if (col > 7) {

  col = 1  

  }

  if (col == 1) {

  fill(255, 0, 0) 

  } else

  if (col == 2) {

  fill(255, 128, 0) 

  } else

  if (col == 3) {

  fill(255, 255, 0)

  } else

  if (col == 4) {

  fill(0, 255, 0)

  } else

  if (col == 5) {

  fill(0, 0, 255) 

  } else

  if (col == 6) {

  fill(255, 0, 255) 

  } else

  if (col == 7) {

  fill(255, 0, 130)

  }

  if (mouseIsPressed ){ 

    circle(mouseX, mouseY, 35,)}

}

function keyPressed() {

  clear()

  background(255)

}

​