wap手機端按下 鬆開 滑動事件

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<!DOCTYPE html><html lang="en"><head>    <meta charset="UTF-8">    <title>Document</title>    <meta content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0"        name="viewport" />     <script type="text/javascript">        function a() {            var mdiv = document.getElementById("mdiv");            var mdiv2 = document.getElementById("mdiv2");            var mdiv3 = document.getElementById("mdiv3");            var m = Math,             isTouchPad = (/hp-tablet/gi).test(navigator.appVersion),             hasTouch = ‘ontouchstart‘ in window && !isTouchPad,            START_EV = hasTouch ? ‘touchstart‘ : ‘mousedown‘,         MOVE_EV = hasTouch ? ‘touchmove‘ : ‘mousemove‘,         END_EV = hasTouch ? ‘touchend‘ : ‘mouseup‘,         CANCEL_EV = hasTouch ? ‘touchcancel‘ : ‘mouseup‘;            mdiv.addEventListener(MOVE_EV, function (e) {                var point = hasTouch ? e.touches[0] : e;                mdiv3.innerHTML = "X:" + point.pageX + ";Y:" + point.pageY + "";            }, false);            mdiv.addEventListener(START_EV, function (e) {                var point = hasTouch ? e.touches[0] : e;                mdiv2.innerHTML = "BeginX:" + point.pageX + ";BeginY:" + point.pageY + "<br/>";            }, false);            mdiv.addEventListener(END_EV, function (e) {                var point = hasTouch ? e.changedTouches[0] : e;                mdiv2.innerHTML +=( "EndX:" + point.pageX + ";EndY:" + point.pageY + "");            }, false);        }    </script></head><body onload="a()"><div style="border: solid 1px #000000; background: #ffffff; width: 100%; height: 299px; margin:auto" id="mdiv">     <div id="mdiv3"> </div>    <div id="mdiv2"></div></div></body></html>

 

wap手機端按下 鬆開 滑動事件

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