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index.html
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index.html
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<!--
Licensed to the Apache Software Foundation (ASF) under one
or more contributor license agreements. See the NOTICE file
distributed with this work for additional information
regarding copyright ownership. The ASF licenses this file
to you under the Apache License, Version 2.0 (the
"License"); you may not use this file except in compliance
with the License. You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing,
software distributed under the License is distributed on an
"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, either express or implied. See the License for the
specific language governing permissions and limitations
under the License.
-->
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width,height=device-height,user-scalable=no,initial-scale=1.0" />
<meta http-equiv="Content-type" content="text/html; charset=utf-8"> <!-- ISO-8859-1 -->
<title>Cordova Mobile Spec</title>
<link rel="stylesheet" href="../master.css" type="text/css" media="screen" title="no title" charset="utf-8">
<script type="text/javascript" charset="utf-8" src="../cordova.js"></script>
<script type="text/javascript" charset="utf-8">
var deviceReady = false;
function roundNumber(num) {
var dec = 3;
var result = Math.round(num*Math.pow(10,dec))/Math.pow(10,dec);
return result;
}
//-------------------------------------------------------------------------
// Acceleration
//-------------------------------------------------------------------------
var watchAccelId = null;
/**
* Start watching acceleration
*/
var watchAccel = function() {
console.log("watchAccel()");
// Success callback
var success = function(a){
document.getElementById('x').innerHTML = roundNumber(a.x);
document.getElementById('y').innerHTML = roundNumber(a.y);
document.getElementById('z').innerHTML = roundNumber(a.z);
console.log("watchAccel success callback");
};
// Fail callback
var fail = function(e){
console.log("watchAccel fail callback with error code "+e);
stopAccel();
setAccelStatus(Accelerometer.ERROR_MSG[e]);
};
// Update acceleration every 1 sec
var opt = {};
opt.frequency = 1000;
watchAccelId = navigator.accelerometer.watchAcceleration(success, fail, opt);
setAccelStatus("Running");
};
/**
* Stop watching the acceleration
*/
var stopAccel = function() {
console.log("stopAccel()");
setAccelStatus("Stopped");
if (watchAccelId) {
navigator.accelerometer.clearWatch(watchAccelId);
watchAccelId = null;
}
};
/**
* Get current acceleration
*/
var getAccel = function() {
console.log("getAccel()");
// Stop accel if running
stopAccel();
// Success callback
var success = function(a){
document.getElementById('x').innerHTML = roundNumber(a.x);
document.getElementById('y').innerHTML = roundNumber(a.y);
document.getElementById('z').innerHTML = roundNumber(a.z);
};
// Fail callback
var fail = function(e){
console.log("getAccel fail callback with error code "+e);
setAccelStatus(Accelerometer.ERROR_MSG[e]);
};
// Make call
var opt = {};
navigator.accelerometer.getCurrentAcceleration(success, fail, opt);
};
/**
* Set accelerometer status
*/
var setAccelStatus = function(status) {
document.getElementById('accel_status').innerHTML = status;
};
/**
* Function called when page has finished loading.
*/
function init() {
console.log("accelerometer.init()");
document.addEventListener("deviceready", function() {
deviceReady = true;
console.log("Device="+device.platform+" "+device.version);
}, false);
window.setTimeout(function() {
if (!deviceReady) {
alert("Error: Apache Cordova did not initialize. Demo will not run correctly.");
}
},1000);
}
</script>
</head>
<body onload="init();" id="stage" class="theme">
<h1>Acceleration</h1>
<div id="info">
<div id="accel_status">Stopped</div>
<div ><table width="100%">
<tr><td width="20%">X:</td><td id="x"> </td></tr>
<tr><td width="20%">Y:</td><td id="y"> </td></tr>
<tr><td width="20%">Z:</td><td id="z"> </td></tr>
</table></div>
</div>
<h2>Action</h2>
<div class="btn large" onclick="getAccel();">Get Acceleration</div>
<div class="btn large" onclick="watchAccel();">Start Watch</div>
<div class="btn large" onclick="stopAccel();">Clear Watch</div>
<h2> </h2><div class="backBtn" onclick="backHome();">Back</div>
</body>
</html>