#myCanvas
setTransform
1,-0.5,0,1,0,0|1,-0.2,0,1,0,0|1,-0.1,0,1,0,0|1,0,0,1,0,0|1,0.1,0,1,0,0|1,0.2,0,1,0,0|1,0.51,0,1,0,0
ctx.setTransform(#val);
ctx.fillStyle='lightblue';
ctx.fillRect(20,20,250,100);
ctx.fillStyle='red';
ctx.font='30px Arial';
ctx.fillText('Transform', 60,80);