Bus

Bibus

by boulabiar

HTML

<script src="https://raw.github.com/kangax/fabric.js/master/dist/all.js"></script>
<canvas id="c" width="400" height="400"></canvas>

CSS

canvas{
  border-width: 1pz;
  border-style: solid;
  border-color: #000;
}

JavaScript

var canvas = new fabric.Canvas('c');
canvas.backgroundColor = "#F5F5F5";

var circle = new fabric.Circle({
    left: 200,
    top: 200,
    radius: 100,
    stroke: 'blue',
    strokeWidth: 6,
    fill: 'none'
});

var circle2 = fabric.util.object.clone(circle);
circle2.set('radius',120);

canvas.add(circle).add(circle2);
canvas.renderAll();