My first Sketch

function setup() {

   createCanvas(windowWidth, windowHeight);

   background(255);

}

​

function draw() {

  background(255,30);

  fill(255,0,255);

  rect(300,400,100,100);

  //stroke(random(200,255),0,255);

  //noStroke();

  //fill(255,0,255);

  //noFill();

  rectMode(CENTER)

  translate(mouseX,mouseY);

  if(mouseIsPressed==true)

  line(0,0,0,200);

  if(mouseIsPressed==true)

  ellipse(0,0,100,100);

  rotate(random(PI));

  //line(0,0,0,200);

  if(mouseIsPressed==true)

  triangle(0,200,100,100);

}