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SimulateMultitouch.html
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<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1, maximum-scale=1">
<link rel="stylesheet" href="https://cdn.rawgit.com/hammerjs/hammer.js/master/tests/manual/assets/style.css">
<title>Hammer.js</title>
<style>
html, body {
overflow: hidden;
margin: 0;
}
.animate {
-webkit-transition: all .3s;
-moz-transition: all .3s;
transition: all .3s;
}
#hit {
padding: 10px;
}
#log {
position: absolute;
padding: 10px;
}
</style>
<script src="javascripts/touch-emulator.js"></script>
<script> TouchEmulator();</script>
</head>
<body>
<div id="log"></div>
<div id="hit" style="background: #42d692; width: 150px; height: 150px;"></div>
<script src="https://hammerjs.github.io/dist/hammer.js"></script>
<script>
var reqAnimationFrame = (function () {
return window[Hammer.prefixed(window, 'requestAnimationFrame')] || function (callback) {
window.setTimeout(callback, 1000 / 60);
};
})();
var log = document.querySelector("#log");
var el = document.querySelector("#hit");
var START_X = Math.round((window.innerWidth - el.offsetWidth) / 2);
var START_Y = Math.round((window.innerHeight - el.offsetHeight) / 2);
var ticking = false;
var transform;
var timer;
var mc = new Hammer.Manager(el);
mc.add(new Hammer.Pan({threshold: 0, pointers: 0}));
mc.add(new Hammer.Swipe()).recognizeWith(mc.get('pan'));
mc.add(new Hammer.Rotate({threshold: 0})).recognizeWith(mc.get('pan'));
mc.add(new Hammer.Pinch({threshold: 0})).recognizeWith([mc.get('pan'), mc.get('rotate')]);
mc.add(new Hammer.Tap({event: 'doubletap', taps: 2}));
mc.add(new Hammer.Tap());
mc.on("panstart panmove", onPan);
mc.on("rotatestart rotatemove", onRotate);
mc.on("pinchstart pinchmove", onPinch);
mc.on("swipe", onSwipe);
mc.on("tap", onTap);
mc.on("doubletap", onDoubleTap);
mc.on("hammer.input", function (ev) {
if (ev.isFinal) {
resetElement();
}
});
function resetElement() {
el.className = 'animate';
transform = {
translate: {x: START_X, y: START_Y},
scale: 1,
angle: 0,
rx: 0,
ry: 0,
rz: 0
};
requestElementUpdate();
if (log.textContent.length > 2000) {
log.textContent = log.textContent.substring(0, 2000) + "...";
}
}
function updateElementTransform() {
var value = [
'translate3d(' + transform.translate.x + 'px, ' + transform.translate.y + 'px, 0)',
'scale(' + transform.scale + ', ' + transform.scale + ')',
'rotate3d(' + transform.rx + ',' + transform.ry + ',' + transform.rz + ',' + transform.angle + 'deg)'
];
value = value.join(" ");
el.textContent = value;
el.style.webkitTransform = value;
el.style.mozTransform = value;
el.style.transform = value;
ticking = false;
}
function requestElementUpdate() {
if (!ticking) {
reqAnimationFrame(updateElementTransform);
ticking = true;
}
}
function logEvent(str) {
//log.insertBefore(document.createTextNode(str +"\n"), log.firstChild);
console.log(event);
}
function onPan(ev) {
el.className = '';
transform.translate = {
x: START_X + ev.deltaX,
y: START_Y + ev.deltaY
};
requestElementUpdate();
logEvent(ev.type);
}
var initScale = 1;
function onPinch(ev) {
if (ev.type == 'pinchstart') {
initScale = transform.scale || 1;
}
el.className = '';
transform.scale = initScale * ev.scale;
requestElementUpdate();
logEvent(ev.type);
}
var initAngle = 0;
function onRotate(ev) {
if (ev.type == 'rotatestart') {
initAngle = transform.angle || 0;
}
el.className = '';
transform.rz = 1;
transform.angle = initAngle + ev.rotation;
requestElementUpdate();
logEvent(ev.type);
}
function onSwipe(ev) {
var angle = 50;
transform.ry = (ev.direction & Hammer.DIRECTION_HORIZONTAL) ? 1 : 0;
transform.rx = (ev.direction & Hammer.DIRECTION_VERTICAL) ? 1 : 0;
transform.angle = (ev.direction & (Hammer.DIRECTION_RIGHT | Hammer.DIRECTION_UP)) ? angle : -angle;
clearTimeout(timer);
timer = setTimeout(function () {
resetElement();
}, 300);
requestElementUpdate();
logEvent(ev.type);
}
function onTap(ev) {
transform.rx = 1;
transform.angle = 25;
clearTimeout(timer);
timer = setTimeout(function () {
resetElement();
}, 200);
requestElementUpdate();
logEvent(ev.type);
}
function onDoubleTap(ev) {
transform.rx = 1;
transform.angle = 80;
clearTimeout(timer);
timer = setTimeout(function () {
resetElement();
}, 500);
requestElementUpdate();
logEvent(ev.type);
}
resetElement();
</script>
<script>
(function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
})(window,document,'script','//www.google-analytics.com/analytics.js','ga');
ga('create', 'UA-58988873-1', 'auto');
ga('send', 'pageview');
</script>
</body>
</html>