1 <!doctype html>
2 <html lang="en">
3 <head>
4 <meta charset="utf-8">
5 <title>jQuery UI 滑块（Slider） - 颜色选择器</title>
6 <link rel="stylesheet" href="//apps.bdimg.com/libs/jqueryui/1.10.4/css/jquery-ui.min.css">
7 <script src="//apps.bdimg.com/libs/jquery/1.10.2/jquery.min.js"></script>
8 <script src="//apps.bdimg.com/libs/jqueryui/1.10.4/jquery-ui.min.js"></script>
9 <link rel="stylesheet" href="jqueryui/style.css">
10 <style>
11 #red, #green, #blue {
12 float: left;
13 clear: left;
14 width: 300px;
15 margin: 15px;
16 }
17 #swatch {
18 width: 120px;
19 height: 100px;
20 margin-top: 18px;
21 margin-left: 350px;
22 background-image: none;
23 }
24 #red .ui-slider-range { background: #ef2929; }
25 #red .ui-slider-handle { border-color: #ef2929; }
26 #green .ui-slider-range { background: #8ae234; }
27 #green .ui-slider-handle { border-color: #8ae234; }
28 #blue .ui-slider-range { background: #729fcf; }
29 #blue .ui-slider-handle { border-color: #729fcf; }
30 </style>
31 <script>
32 function hexFromRGB(r, g, b) {
33 var hex = [
34 r.toString( 16 ),
35 g.toString( 16 ),
36 b.toString( 16 )
37 ];
38 $.each( hex, function( nr, val ) {
39 if ( val.length === 1 ) {
40 hex[ nr ] = "0" + val;
41 }
42 });
43 return hex.join( "" ).toUpperCase();
44 }
45 function refreshSwatch() {
46 var red = $( "#red" ).slider( "value" ),
47 green = $( "#green" ).slider( "value" ),
48 blue = $( "#blue" ).slider( "value" ),
49 hex = hexFromRGB( red, green, blue );
50 $( "#swatch" ).css( "background-color", "#" + hex );
51 }
52 $(function() {
53 $( "#red, #green, #blue" ).slider({
54 orientation: "horizontal",
55 range: "min",
56 max: 255,
57 value: 127,
58 slide: refreshSwatch,
59 change: refreshSwatch
60 });
61 $( "#red" ).slider( "value", 255 );
62 $( "#green" ).slider( "value", 140 );
63 $( "#blue" ).slider( "value", 60 );
64 });
65 </script>
66 </head>
67 <body class="ui-widget-content" style="border:0;">
68
69 <p class="ui-state-default ui-corner-all ui-helper-clearfix" style="padding:4px;">
70 <span class="ui-icon ui-icon-pencil" style="float:left; margin:-2px 5px 0 0;"></span>
71 简单的颜色选择器
72 </p>
73
74 <div id="red"></div>
75 <div id="green"></div>
76 <div id="blue"></div>
77
78 <div id="swatch" class="ui-widget-content ui-corner-all"></div>
79
80
81 </body>
82 </html>
其余的就不写了，菜鸟写的很详细
时间： 2025-01-04 08:10:15