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跨平台移动开发_PhoneGap 使用Accelerometer 加速器

2013-11-27 10:38 519 查看

使用Accelerometer 加速器效果图

示例代码

<!DOCTYPE html>
<html>
<head>
<title>
Cude PhoneGap Demo
</title>
<link
href="content/css/themes/default/jquery.mobile.structure-1.4.0-beta.1.min.css"
rel="stylesheet"
type="text/css"/>
<link href="content/css/themes/default/jquery.mobile-1.4.0-beta.1.min.css" rel="stylesheet" type="text/css"/>
<script src="content/js/jquery.js" type="text/javascript">
</script>
<script src="content/js/jquery.mobile-1.4.0-beta.1.js" type="text/javascript">
</script>
<script src="content/js/cordova.js" type="text/javascript">
</script>
<script src="content/scripts/xui-2.2.0.min.js">
</script>
<script src="content/scripts/emile.js">
</script>
<script type="text/javascript" charset="utf-8">
document.addEventListener("deviceready", onDeviceReady, false);

function onSuccess(acceleration) {

var  getCurrentAcceleration= 'Acceleration X: ' + acceleration.x + '<br />' +
'Acceleration Y: ' + acceleration.y + '<br />' +
'Acceleration Z: ' + acceleration.z + '<br />' +
'Timestamp: '      + acceleration.timestamp + '<br />';

x$('#getCurrentAcceleration').html('inner', getCurrentAcceleration);
};
function onError() {
alert('onError!');
};

var watchID = null;

var options = { frequency: 1000 };
function onSuccess1(acceleration) {

var  watchAcceleration= 'Acceleration X: ' + acceleration.x + '<br />' +
'Acceleration Y: ' + acceleration.y + '<br />' +
'Acceleration Z: ' + acceleration.z + '<br />' +
'Timestamp: '      + acceleration.timestamp + '<br />';

x$('#watchAcceleration').html('inner', watchAcceleration);
fx(acceleration.x,acceleration.z*20 );
//fx(acceleration.y,acceleration.z*10 );
//fx(acceleration.timestamp);
}
function onError1() {
alert('onError!');
}

function stopWatch() {
if (watchID) {
navigator.accelerometer.clearWatch(watchID);
watchID = null;
}
}
function onDeviceReady() {
navigator.accelerometer.getCurrentAcceleration(onSuccess, onError);
watchID = navigator.accelerometer.watchAcceleration(onSuccess1, onError1, options);
}
</script>
<script>
function initialise()
{
styleshow();
dom();
//fx(1);

}
//dom处理
function  dom()
{
}
function SubString(s){
var str;                // 声明变量。
str = s.substr(1,236); // 截取取字符串。
return(str);           // 返回字符串。
}
//style  样式处理
function styleshow()
{

}
//style 动画、形变、渐变
function fx(valueid,valuez)
{
valueid=valueid*1000;
emile('box1', 'background:#008FFF;left:'+valuez+'px;padding-bottom:100px;opacity:1', {
duration: valueid, easing: bounce
});
emile('box2', 'background:#C8E919;left:'+valuez+'px;padding-bottom:100px;opacity:1', {
duration: valueid, easing: bounce
});
emile('box3', 'background:#AC193D;left:'+valuez+'px;top:400px;padding-bottom:100px;opacity:1', {
duration: valueid, easing: bounce
});

emile('box4', 'background:#008FFF;right:'+valuez+'px;padding-bottom:100px;opacity:1', {
duration: valueid, easing: bounce
});
emile('box5', 'background:#C8E919;right:'+valuez+'px;padding-bottom:100px;opacity:1', {
duration: valueid, easing: bounce
});
emile('box6', 'background:#AC193D;right:'+valuez+'px;top:200px;padding-bottom:100px;opacity:1', {
duration: valueid, easing: bounce
});

emile('boxb', 'left:500px;padding:10px;border:50px solid #5133AB', {
duration: 500,
after: function(){
emile('boxa', 'background:#D24726;left:100px;padding-bottom:100px;opacity:1', {
duration: valueid, easing: bounce
});
}
});
}
function bounce(pos) {
if (pos < (1/2.75)) {
return (7.5625*pos*pos);
} else if (pos < (2/2.75)) {
return (7.5625*(pos-=(1.5/2.75))*pos + .75);
} else if (pos < (2.5/2.75)) {
return (7.5625*(pos-=(2.25/2.75))*pos + .9375);
} else {
return (7.5625*(pos-=(2.625/2.75))*pos + .984375);
}
}
</script>
</head>
<body onload="initialise();">
<button onclick="stopWatch();">
停止监视动画
</button>
<div id="getCurrentAcceleration">
XYZ显示区
</div>
<div id="watchAcceleration">
XYZ显示区
</div>
<div id="box1" style="position:absolute;left:0px;background:#f00;opacity:0">
DIV动画区域块
</div>
<div
id="box2"
style="border:0px solid #00ff00;position:absolute;left:0px;top:200px;background:#000000">
DIV动画区域块
</div>
<div
id="box3"
style="border:0px solid #AC193D;position:absolute;left:0px;top:300px;background:#AC193D">
DIV动画区域块
</div>

<div id="box4" style="position:absolute;right:0px;background:#f00;opacity:0">
DIV动画区域块
</div>
<div
id="box5"
style="border:0px solid #00ff00;position:absolute;right:0px;top:200px;background:#000000">
DIV动画区域块
</div>
<div
id="box6"
style="border:0px solid #AC193D;position:absolute;right:0px;top:150px;background:#AC193D">
DIV动画区域块
</div>

<div id="boxa" style="position:absolute;left:0px;background:#D24726;opacity:0">
DIV
</div>
<div
id="boxb"
style="border:0px solid #00ff00;position:absolute;left:0px;top:350px;background:#362168">

DIV动画区域块
</div>

</body>
</html>

代码示例包

点击下载

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作者：Mark Fan (小念头) 来源：http://cube.cnblogs.com
说明：未经作者同意必须保留此段声明，且在文章页面明显位置给出原文连接，否则保留追究法律责任的权利。如有疑问，可以通过 ffgign@qq.com 联系作者，本文章采用知识共享署名-非商业性使用-相同方式共享 2.5 中国大陆许可协议进行许可

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