Created
August 9, 2012 23:35
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Device Orientation and Motion
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<!DOCTYPE HTML> | |
<html> | |
<head> | |
<title>Device Orientation</title> | |
<style> | |
body { font-family: monospace; font-size: 40px; text-align: center; margin: 0;} | |
span { font-size: 1.4em; font-weight: bold;} | |
p { width: 33%; height: 20%; float: left; } | |
</style> | |
</head> | |
<body> | |
<p> | |
alpha<br/><span id="alpha"></span> | |
</p> | |
<p> | |
beta<br/><span id="beta"></span> | |
</p> | |
<p> | |
gamma<br/><span id="gamma"></span> | |
</p> | |
<p> | |
absolute<br/><span id="absolute"></span> | |
</p> | |
<p> | |
x<br/><span id="x"></span> | |
</p> | |
<p> | |
y<br/><span id="y"></span> | |
</p> | |
<p> | |
z<br/><span id="z"></span> | |
</p> | |
<p> | |
<small style="font-size: 18px;"><a href="https://developer.mozilla.org/en-US/docs/DOM/Orientation_and_motion_data_explained">orientation and motion</a></small><br/> | |
<small style="font-size: 18px;"><a href="https://developer.mozilla.org/en-US/docs/Detecting_device_orientation">learn more</a></small> | |
</p> | |
<script src="http://d3js.org/d3.v2.js"></script> | |
<script> | |
function handleOrientation(orientData) { | |
var absolute = orientData.absolute; | |
var alpha = orientData.alpha; | |
var beta = orientData.beta; | |
var gamma = orientData.gamma; | |
d3.select('#alpha').text(alpha ? alpha.toFixed(1) : null); | |
d3.select('#beta').text(beta ? beta.toFixed(1) : null); | |
d3.select('#gamma').text(gamma ? gamma.toFixed(1) : null); | |
d3.select('#absolute').text(gamma ? absolute.toFixed(1) : null); | |
} | |
function handleMotionEvent(event) { | |
var x = event.accelerationIncludingGravity.x; | |
var y = event.accelerationIncludingGravity.y; | |
var z = event.accelerationIncludingGravity.z; | |
d3.select('#x').text(x ? x.toFixed(1) : null); | |
d3.select('#y').text(y ? y.toFixed(1) : null); | |
d3.select('#z').text(z ? z.toFixed(1) : null); | |
} | |
window.addEventListener("deviceorientation", handleOrientation, true); | |
window.addEventListener("devicemotion", handleMotionEvent, true); | |
</script> | |
</body> | |
</html> |
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