compass/index.html - cordova-mobile-spec - Git at Google

 <!DOCTYPE html>
 <!--

  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.

 -->


 <html>
   <head>
     <meta name="viewport" content="width=device-width,height=device-height,user-scalable=no,maximum-scale=1.0,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-incl.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;
     }

     //-------------------------------------------------------------------------
     // Compass
     //-------------------------------------------------------------------------
     var watchCompassId = null;

     /**
      * Start watching compass
      */
     var watchCompass = function() {
         console.log("watchCompass()");

         // Success callback
         var success = function(a){
             document.getElementById('compassHeading').innerHTML = roundNumber(a.magneticHeading);
         };

         // Fail callback
         var fail = function(e){
             console.log("watchCompass fail callback with error code "+e);
             stopCompass();
             setCompassStatus(e);
         };

         // Update heading every 1 sec
         var opt = {};
         opt.frequency = 1000;
         watchCompassId = navigator.compass.watchHeading(success, fail, opt);

         setCompassStatus("Running");
     };

     /**
      * Stop watching the acceleration
      */
     var stopCompass = function() {
         setCompassStatus("Stopped");
         if (watchCompassId) {
             navigator.compass.clearWatch(watchCompassId);
             watchCompassId = null;
         }
     };

     /**
      * Get current compass
      */
     var getCompass = function() {
         console.log("getCompass()");

         // Stop compass if running
         stopCompass();

         // Success callback
         var success = function(a){
             document.getElementById('compassHeading').innerHTML = roundNumber(a.magneticHeading);
         };

         // Fail callback
         var fail = function(e){
             console.log("getCompass fail callback with error code "+e);
             setCompassStatus(e);
         };

         // Make call
         var opt = {};
         navigator.compass.getCurrentHeading(success, fail, opt);
     };

     /**
      * Set compass status
      */
     var setCompassStatus = function(status) {
         document.getElementById('compass_status').innerHTML = status;
     };

     /**
      * Function called when page has finished loading.
      */
     function 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>Compass</h1>
     <div id="info">
         <b>Status:</b> <span id="compass_status">Stopped</span>
         <table width="100%"><tr>
             <td width="33%">Heading: <span id="compassHeading"> </span></td>
         </tr></table>
     </div>
     <h2>Action</h2>
     <div class="btn large" onclick="getCompass();">Get Compass</div>
     <div class="btn large" onclick="watchCompass();">Start Watching Compass</div>
     <div class="btn large" onclick="stopCompass();">Stop Watching Compass</div>
     <h2> </h2><div class="backBtn" onclick="backHome();">Back</div>
   </body>
 </html>
	<!DOCTYPE html>
	<!--

	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.

	-->


	<html>
	<head>
	<meta name="viewport" content="width=device-width,height=device-height,user-scalable=no,maximum-scale=1.0,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-incl.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;
	}

	//-------------------------------------------------------------------------
	// Compass
	//-------------------------------------------------------------------------
	var watchCompassId = null;

	/**
	* Start watching compass
	*/
	var watchCompass = function() {
	console.log("watchCompass()");

	// Success callback
	var success = function(a){
	document.getElementById('compassHeading').innerHTML = roundNumber(a.magneticHeading);
	};

	// Fail callback
	var fail = function(e){
	console.log("watchCompass fail callback with error code "+e);
	stopCompass();
	setCompassStatus(e);
	};

	// Update heading every 1 sec
	var opt = {};
	opt.frequency = 1000;
	watchCompassId = navigator.compass.watchHeading(success, fail, opt);

	setCompassStatus("Running");
	};

	/**
	* Stop watching the acceleration
	*/
	var stopCompass = function() {
	setCompassStatus("Stopped");
	if (watchCompassId) {
	navigator.compass.clearWatch(watchCompassId);
	watchCompassId = null;
	}
	};

	/**
	* Get current compass
	*/
	var getCompass = function() {
	console.log("getCompass()");

	// Stop compass if running
	stopCompass();

	// Success callback
	var success = function(a){
	document.getElementById('compassHeading').innerHTML = roundNumber(a.magneticHeading);
	};

	// Fail callback
	var fail = function(e){
	console.log("getCompass fail callback with error code "+e);
	setCompassStatus(e);
	};

	// Make call
	var opt = {};
	navigator.compass.getCurrentHeading(success, fail, opt);
	};

	/**
	* Set compass status
	*/
	var setCompassStatus = function(status) {
	document.getElementById('compass_status').innerHTML = status;
	};

	/**
	* Function called when page has finished loading.
	*/
	function 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>Compass</h1>
	<div id="info">
	<b>Status:</b> <span id="compass_status">Stopped</span>
	<table width="100%"><tr>
	<td width="33%">Heading: <span id="compassHeading"> </span></td>
	</tr></table>
	</div>
	<h2>Action</h2>
	<div class="btn large" onclick="getCompass();">Get Compass</div>
	<div class="btn large" onclick="watchCompass();">Start Watching Compass</div>
	<div class="btn large" onclick="stopCompass();">Stop Watching Compass</div>
	<h2> </h2><div class="backBtn" onclick="backHome();">Back</div>
	</body>
	</html>