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index.html
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index.html
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<!DOCTYPE html>
<html>
<head>
<title>SISTINE | BETTER THAN SLICED BREAD</title>
<style type="text/css">
body, html {
position: absolute;
height: 100%;
width: 100%;
margin: 0;
}
#main {
height: 100%;
background: url(sistine.jpg);
transition: background-position 0.1s linear;
}
</style>
</head>
<body>
<div id='main'></div>
<script type="text/javascript">
var scale = .8
var bgsize = 3548
var xoffset = 2210;
var yoffset = 900;
var clicked = false
var mousex = 0
var mousey = 0
document.addEventListener('mousemove', function(e){
console.log(bgsize * scale)
mousex = e.clientX
mousey = e.clientY
})
document.addEventListener('mousedown', function(e){
clicked = true
})
document.addEventListener('mouseup', function(e){
clicked = false
})
requestAnimationFrame(function tick(){
requestAnimationFrame(tick)
if(!clicked){
scale = Math.max(scale*.95, .8)
} else {
scale = Math.min(scale*1.05, 3)
}
main.style['background-position'] = (mousex + xoffset* scale)+'px '+(mousey + yoffset* scale)+'px'
main.style['background-size'] = (bgsize* scale)+'px'
})
</script>
</body>
</html>