网页更换主题以及绘制图形js代码实现
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html代码实现：
<!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>换肤主题</title>
<link rel="stylesheet" href="wupifu.css" id="link1">
<link rel="stylesheet" href="zuotu.css" id="link2">
<script>
window.onload = function () {
var obnt1 = document.getElementById(‘btn1‘);
var obnt2 = document.getElementById(‘btn2‘);
var obnt3 = document.getElementById(‘btn3‘);
var obnt4 = document.getElementById(‘btn4‘);
var obnt5 = document.getElementById(‘btn5‘);
var obnt6 = document.getElementById(‘btn6‘);
var obnt7 = document.getElementById(‘btn7‘);
var obody = document.getElementById(‘body‘);
setInterval(function(){
setTimeout(function () {
obody.style.backgroundColor = ‘aqua‘;
}, 50)
setTimeout(function () {
obody.style.backgroundColor = ‘blueviolet‘;
}, 100)
setTimeout(function () {
obody.style.backgroundColor = ‘gold‘;
}, 150)
setTimeout(function () {
obody.style.backgroundColor = ‘deeppink‘;
}, 200)
setTimeout(function () {
obody.style.backgroundColor = ‘green‘;
}, 250)
setTimeout(function () {
obody.style.backgroundColor = ‘blue‘;
}, 300)
setTimeout(function () {
obody.style.backgroundColor = ‘blue‘;
}, 350)
obody.style.backgroundColor = ‘darksalmon‘;
},400)
obnt1.onclick = function () {
obody.style.backgroundColor = ‘aqua‘;
}
obnt2.onclick = function () {
obody.style.backgroundColor = ‘blueviolet‘;
}
obnt3.onclick = function () {
obody.style.backgroundColor = ‘gold‘;
}
obnt4.onclick = function () {
obody.style.backgroundColor = ‘deeppink‘;
}
obnt5.onclick = function () {
obody.style.backgroundColor = ‘green‘;
}
obnt6.onclick = function () {
obody.style.backgroundColor = ‘blue‘;
}
obnt7.onclick = function () {
obody.style.backgroundColor = ‘darksalmon‘;
}
var osetbtn = document.getElementById(‘setbtn‘);
var obox = document.getElementById(‘box‘);
osetbtn.onclick = function () {
obox.style.width = document.getElementById(‘width‘).value;
obox.style.height = document.getElementById(‘height‘).value;
obox.style.backgroundColor = document.getElementById(‘backgroud‘).value;
obox.style.border = document.getElementById(‘border‘).value;
obox.style.borderRadius = document.getElementById(‘borderR‘).value;
}
}
</script>
<style>
#titl {
width: 840px;
height: 148px;
font-family: ‘KaiTi‘;
background-color: bisque;
border: 1px solid gray;
position: relative;
margin: 0px auto;
}
h1 {
text-align: center;
}
#box {
margin: 0 auto;
}
</style>
</head>
<body id="body">
<div id="titl">
<h1 style="color: brown">换背景颜色</h1>
<div id="btnin">
<button id="btn1"></button>
<button id="btn2"></button>
<button id="btn3"></button>
<button id="btn4"></button>
<button id="btn5"></button>
<button id="btn6"></button>
<button id="btn7"></button>
</div>
</div>
<table id="tb">
<tr>
<td>
<label>宽度：</label>
<input type="text" value="100px" id="width">
<br>
<br>
<br>
<label>高度：</label>
<input type="text" value="100px" id="height">
<br>
<br>
<br>
<label>图形颜色：</label>
<!-- <input type="text" value="gold" id="backgroud"> -->
<select name="" id="backgroud">
<option value="red">红色</option>
<option value="blue">蓝色</option>
<option value="black">黑色</option>
<option value="pink">粉色</option>
<option value="deeppink">深粉色</option>
<option value="hotpink">小粉色</option>
<option value="black">黑色</option>
<option value="pink">粉色</option>
<option value="darkorchid">黑兰花色</option>
<option value="darkorange">屎黄色</option>
<option value="orangered">橘黄色</option>
<option value="gold">金色</option>
<option value="yellow">黄色</option>
<option value="olive">橄榄色</option>
<option value="yellowgreen">黄绿色</option>
<option value="greenyellow">绿黄色</option>
<option value="lightgreen">轻绿色</option>
<option value="deepskyblue">天空蓝</option>
<option value="gray">灰色</option>
<option value="lightgray">亮灰色</option>
<option value="dodgerblue">闪蓝色</option>
<option value="chartreuse">黄绿色</option>
<option value="palegreen">淡绿色</option>
</select>
</select>
<br>
<br>
<br>
<label>边框：</label>
<input type="text" value="5px solid #000" id="border">
<br>
<br>
<br>
<label>圆角：</label>
<input type="text" value="0px" id="borderR">
<br>
<br>
<input type="button" value="设 置" id="setbtn">
</td>
<td>
<div id="box"></div>
</td>
</tr>
</table>
</body>
</html>
CSS代码实现：
wupifu.css
#btn1{
width: 100px;
height: 50px;
background-color: aqua;
border-radius: 25px;
position: absolute;
left: 37px;
}
#btn2{
width: 100px;
height: 50px;
background-color: blueviolet;
border-radius: 25px;
position: absolute;
left: 150px;
}
#btn3{
width: 100px;
height: 50px;
background-color: gold;
border-radius: 25px;
position: absolute;
left: 260px;
}
#btn4{
width: 100px;
height: 50px;
background-color: deeppink;
border-radius: 25px;
position: absolute;
left: 369px;
}
#btn5{
width: 100px;
height: 50px;
background-color: green ;
border-radius: 25px;
position: absolute;
left: 477px;
}
#btn6{
width: 100px;
height: 50px;
background-color: blue ;
border-radius: 25px;
position: absolute;
left: 585px;
}
#btn7{
width: 100px;
height: 50px;
background-color: darksalmon ;
border-radius: 25px;
position: absolute;
left: 693px;
}
zuotu.css
#tb {
background-color: antiquewhite;
border: 1px solid black;
border-collapse: collapse;
margin: 100px auto;
}
#tb td {
width: 500px;
height: 400px;
border: 1px solid black;
vertical-align: center;
text-align: center;
}
#setbtn {
width: 100px;
height: 40px;
color: white;
background-color: #0181cc;
}
label {
font-size: 20px;
font-family: ‘kaiti‘;
}
input {
height: 20px;
font-family: ‘kaiti‘;
}
select {
font-size: 20px;
font-family: ‘kaiti‘;
}
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