拖拽效果dome

拖拽效果dome"/>

拖拽效果dome

<script type="text/javascript">var oipc = document.getElementById('pic');var isDrag = false;//是否开始拖拽 false 不拖拽var disX, disY;//图片相对于图片的位置//鼠标按下时oipc.onmousedown = function (e) {isDrag = true;this.style.cursor = 'move';e = e || window.event;//兼容性写法//鼠标位置var x = e.clientX;var y = e.clientY;//鼠标相对于图片的位置disX = x - this.offsetLeft;disY = y - this.offsetTop;}//鼠标移动时document.onmousemove = function (e) {if (!isDrag) {return;}e = e || window.event;//兼容性写法//鼠标位置var x = e.clientX;var y = e.clientY;//修改图片位置oipc.style.left = x - disX + 'px';oipc.style.top = y - disY + 'px';}//鼠标抬起时document.onmouseup = function () {isDrag = false;oipc.style.cursor = 'default';}
</script>