HTML5 touch event realizes the effect of sliding the page up and down [with code]

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HTML5 touch event realizes the effect of sliding the page up and down [with code]_html5 tutorial skills

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May 16, 2016 pm 03:51 PM

html5 touch Slide up and down

html5 touch event realizes the effect of sliding the page up and down [with code]

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>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width,initial-scale=1 user-scalable=0"/>
<title>2014-4-29title>
<style>
* {margin: 0; padding: 0;}
#outer{ width:90%; height: 490px; background: #000; margin: auto; overflow: hidden;}
#inner{width:80%; height: 2000px; background: #f67d42; margin: auto; position:relative; top:0; }
style>
<script src='jquery-1.9.1.min.js'>script>
head>
<body>
<div id="spText">div>
<div id="outer">
<div id="inner">
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div>
div>
<script>
var startX,//触摸时的坐标
startY,
x, //sliding distance
y,
aboveY=0; //Set a global variable to record the position of the last internal block slide
var inner=document.getElementById("inner");
function touchSatrt(e){//touch
e.preventDefault();
var touch=e.touches[0];
startY = touch.pageY; //Coordinates when just touched
}
function touchMove(e){//Slide
e.preventDefault();
var touch = e.touches[0];
y = touch.pageY - startY;//Sliding distance
//inner.style.webkitTransform = 'translate(' 0 'px, ' y 'px )'; //You can also use css3 method
inner.style.top=aboveY y "px"; //In this sentence
}
function touchEnd(e){//Finger leaves the screen
e.preventDefault();
aboveY=parseInt(inner.style.top);//Record the internal slider after the touch ends The sliding position is reflected in the global variable and must be converted into an integer using parseInt();
}//
document.getElementById("outer").addEventListener('touchstart', touchSatrt,false);
document.getElementById("outer").addEventListener('touchmove', touchMove,false);
document.getElementById("outer").addEventListener('touchend', touchEnd,false);
script>
body>
html>

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Original text: http://www.tuicool.com/articles/nIBJju

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