<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>元素拖拽案例</title>
<style>
.box{
position: absolute;
left: 10px;
top: 10px;
width: 100px;
height: 100px;
background-color: orange;
cursor: pointer;
}
</style>
</head>
<body>
<div class="box">
</div>
<script src="../jqueryFile/jquery-3.4.1.js"></script>
<script>
$(".box").mousedown(function (event){
$(this).css("opacity",0.6);
// 拖动效果要在鼠标移动事件中绑定
var x = event.pageX - $(this).offset().left;
var y = event.pageY -$(this).offset().top;
$(this).mousemove(function (e){
console.log("x = " + e.pageX + "y = " + e.pageY);
$(this).offset({
left:(e.pageX - x),
top:(e.pageY - y)
})
})
}).mouseup(function (){
$(this).css("opacity",1);
$(this).off("mousemove");
});
</script>
</body>
</html>
Last modification：July 8th, 2019 at 03:04 pm
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