114 lines
2.8 KiB
HTML
114 lines
2.8 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8">
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<title></title>
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<link href="css/bootstrap.min.css" rel="stylesheet">
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<style type="text/css">
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#box {
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width: 40px;
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height: 430px;
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border: 1px solid #000;
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margin: 300px;
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position: relative;
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}
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#box1 {
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width: 40px;
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height: 00px;
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background: green;
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position: absolute;
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}
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#span1 {
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height: 30px;
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width: 60px;
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background: green;
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display: block;
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border-radius: 10px;
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position: absolute;
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left: -10px;
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}
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p {
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position: absolute;
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width: 200px;
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height: 40px;
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top: 50px;
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text-align: center;
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line-height: 40px;
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font-size: 32px;
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}
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input[type=range]::-webkit-slider-runnable-track{
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-webkit-appearance: none;/*清除系统默认样式*/
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width: 16px;/*拖动块宽度*/
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background: #cccccc;/*拖动块背景*/
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}
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input[type=range]{
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writing-mode: bt-lr; /*for IE */
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-webkit-appearance: slider-vertical; /* for chrome */
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width: 10px;
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height: 200px;
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padding: 0 5px;
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}
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</style>
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</head>
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<body>
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<input type="range" orient="vertical" min="0" max="100" />
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<div id="box">
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<div id="box1">
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<span id="span1">
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</span>
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</div>
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<div>
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<p id="p1"></p>
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</div>
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</div>
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<script type="text/javascript">
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var Span = document.getElementById("span1");
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var Box = document.getElementById("box");
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var Box1 = document.getElementById("box1");
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var P1 = document.getElementById("p1");
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Span.onmousedown = function (e) {
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var evt = e || event;
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var x = evt.offsetX;
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var y = evt.offsetY;
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console.log(x)
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console.log(y)
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//console.log("Aa")
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Box.onmousemove = function (e) {
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var evt = e || event;
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Span.style.top = evt.clientY - Box.offsetTop - x + "px";
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if (evt.clientY - Box.offsetTop - x <= 0) {
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Span.style.top = "0px";
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}
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if (evt.clientY - Box.offsetTop - x >= 400) {
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Span.style.top = "400px";
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}
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//console.log(Span.offsetLeft);
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P1.innerHTML = "音量：" + Math.floor(Span.offsetTop / 4);
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Box1.style.height = Span.offsetTop + "px";
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}
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document.onmouseup = function () {
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//Box1.style.width=evt.offsetX+"px";
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Box.onmousemove = null;
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}
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}
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</script>
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</body>
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</html> |