Smiley Face

cell0.js

var canvas = document.createElement('canvas'),
    ctx = canvas.getContext('2d')

function circle(x, y, r){
	ctx.beginPath()
	ctx.arc(x, y, r, 0, 2 * Math.PI)
    ctx.stroke()
}
function mouth(theta){
    ctx.beginPath()
    ctx.arc(79, 47, 53, theta, Math.PI - theta)
    ctx.stroke()
}
circle(80, 75, 50)
circle(64, 63, 12)
circle(116, 63, 12)
mouth(0.6563)

Smiley Face.carbide.md

Smiley Face

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