Busy

var cols;

var ncols=7;

var colb;

var shapes;

var nshapes;

var ntypes=2;

function setup() {

  createCanvas(windowWidth, windowHeight);

  colorMode(HSB, 360, 255, 255, 255);

  rectMode(CENTER);

  strokeWeight(5);

  init();

}

function init() {

  shapes=[];

  cols=[];

  nshapes=int(random(20,200));

  for (var i=0; i<ncols; i++) {

    cols[i]=color(random(360), 255, 50+310*i/ncols, 120);

  }

  for (var i=0; i<nshapes; i++) {

    shapes[i]=new Shape(i);

  }

  colb=cols[int(random(ncols))];

  colb=color(hue(colb), 20, 255);

}

​

function draw() {

  background(colb);  

  stroke(color(hue(colb), 100, 50,50));

  for (var i=0; i<9; i++) {

    line(int(.1*width)+i*int(width*.1), int(.1*height),int(.1*width)+i*int(width*.1), int(.1*height)+8*int(height*.1));

    line(int(.1*width), int(.1*height)+i*int(height*.1), int(.9*width),int(.1*height)+i*int(height*.1));

  }

  for (var i=0; i<nshapes; i++) {

    shapes[i].display();

  }

}

function mousePressed(){

  init();

}