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Html5 Canvas 系列_绘图三(H5 拖放组件)

2017-03-02 09:40 387 查看

<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="Generator" content="EditPlus®">
<meta name="Author" content="cloud">
<meta name="Keywords" content="h5 拖放">
<meta name="Description" content="html5拖放组件">
<title>html5拖放组件</title>
<style type="text/css">
#draw_div {width:350px;height:70px;padding:10px;border:1px solid #aaaaaa;}
</style>

</head>
<body>

<div id = "draw_div" ondrop = "drop(event)" ondragover = "allowDrop(event)"></div>

<br/>

<img id = "drag1" src = "https://p1.ssl.qhimg.com/d/_hao360/weather/0.png" draggable = "true" ondragstart = "drag(event)" />
<img id = "drag2" src = "https://p1.ssl.qhimg.com/d/_hao360/weather/0.png" draggable = "true" ondragstart = "drag(event)" />
<img id = "drag3" src = "https://p1.ssl.qhimg.com/d/_hao360/weather/0.png" draggable = "true" ondragstart = "drag(event)" />
<img id = "drag4" src = "https://p1.ssl.qhimg.com/d/_hao360/weather/0.png" draggable = "true" ondragstart = "drag(event)" />
<img id = "drag5" src = "https://p1.ssl.qhimg.com/d/_hao360/weather/0.png" draggable = "true" ondragstart = "drag(event)" />

</body>
<script type = "text/javascript">
function allowDrop(ev){
ev.preventDefault();
}

function drop(ev){
ev.preventDefault();
var data = ev.dataTransfer.getData("Text");
ev.target.appendChild(document.getElementById(data));
}

function drag(ev){
ev.dataTransfer.setData("Text", ev.target.id);
}
</script>

</html>

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标签： Java web html5

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