Swiss Life Clock

by andreas_karz

HTML

<canvas id="canvas" width="180" height="180" style="background-color:#fff" >

JavaScript

var canvas = document.getElementById("canvas");
var ctx = canvas.getContext("2d");
ctx.lineCap = 'round';
var radius = canvas.height / 2;
ctx.translate(radius, radius);
radius = radius * 0.90
setInterval(drawClock, 1000);

function drawClock() {
    drawFace(ctx, radius);
    drawNumbers(ctx, radius);
    drawTime(ctx, radius);
}

function drawFace(ctx, radius) {
    var grad;
    ctx.beginPath();
    ctx.arc(0, 0, radius, 0, 2*Math.PI);
    ctx.fillStyle = '#FFF';
    ctx.fill();
    var background = new Image();
    background.src = "http://www.swisslife.com/content/internet/com/de/_jcr_content/configNavigation/logo.spooler.logo.110.gif/1362558287581.gif";
    ctx.lineCap = 'round';
    ctx.lineCap = 'round';
    ctx.drawImage(background,-26.5,-50,55,47.5); 
    ctx.strokeStyle = '#3d3d3d';
    ctx.lineWidth = radius*0.09;
    ctx.lineCap = 'round';
    ctx.stroke();
    ctx.beginPath();
    ctx.lineCap = 'round';
    ctx.arc(0, 0, radius*0.1, 0, 2*Math.PI);
    ctx.fillStyle = '#666';
    ctx.lineCap = 'round';
    ctx.fill();
}

function drawNumbers(ctx, radius) {
    var ang;
    var num;
    ctx.font = radius*0.19 + "px arial";
    ctx.textBaseline="middle";
    ctx.textAlign="center";
    for(num = 1; num < 13; num++){
      ang = num * Math.PI / 6;
      ctx.rotate(ang);
      ctx.translate(0, -radius*0.8);
      ctx.rotate(-ang);
      ctx.fillText(num.toString(), 0, 0);
      ctx.rotate(ang);
      ctx.translate(0, radius*0.8);
      ctx.rotate(-ang);
    }
}

function drawTime(ctx, radius){
    ctx.strokeStyle = 'rgba(0, 0, 0, 0.3)';
    var now = new Date();
    var hour = now.getHours();
    var minute = now.getMinutes();
    var second = now.getSeconds();
    //hour
    hour=hour%12;
    hour=(hour*Math.PI/6)+
    (minute*Math.PI/(6*60))+
    (second*Math.PI/(360*60));
    drawHand(ctx, hour, radius*0.5, radius*0.07);
    //minute
    minute=(minute*Math.PI/30)+(second*Math.PI/(30*60));
    drawHand(ctx, minute, radius*0.8, radius*0.07);
    //...