jQWidgets jqxChart colorScheme属性

jQWidgets jqxChart colorScheme属性

jQWidgets是一个JavaScript框架,用于为PC和移动设备制作基于Web的应用程序。它是一个非常强大和优化的框架,与平台无关,并得到广泛支持。jqxChart是一个100%用javascript编写的轻量级和强大的图表小工具。它提供了许多先进的功能,并支持三种不同的渲染技术 – SVG, HTML5 Canvas & VML。

colorScheme属性用于设置或返回colorScheme属性。也就是说,这个属性用于设置或返回图表的调色板。它接受字符串类型的值,其默认值为’scheme01’。

语法:

  • 设置colorScheme属性。
$('Selector').jqxHeatMap({ colorScheme : string });
JavaScript
  • 返回colorScheme属性。
var colorScheme =
        $('Selector').jqxHeatMap('colorScheme');
JavaScript

链接的文件:从链接中下载https://www.jqwidgets.com/download/。在HTML文件中,找到下载文件夹中的脚本文件。

<link rel=”stylesheet” href=”jqwidgets/styles/jqx.base.css” type=”text/css” />
<script type=”text/javascript” src=”scripts/jquery-1.11.1.min.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxcore.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxchart.core.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxdraw.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxdata.js”></script>
HTML

例子:下面的例子说明了jQWidgets中的jqxHeatMap colorScheme属性。
html <!DOCTYPE html> <html lang="en">    <head>     <link rel="stylesheet"            href="jqwidgets/styles/jqx.base.css"            type="text/css" />     <script type="text/javascript"               src="scripts/jquery-1.11.1.min.js">     </script>     <script type="text/javascript"              src="jqwidgets/jqxcore.js">     </script>     <script type="text/javascript"               src="jqwidgets/jqxchart.core.js">     </script>     <script type="text/javascript"               src="jqwidgets/jqxchart.api.js">     </script>     <script type="text/javascript"               src="jqwidgets/jqxdraw.js">     </script>     <script type="text/javascript"               src="jqwidgets/jqxdata.js">     </script> </head>    <body>     <center>         <h1 style="color: green">           GeeksforGeeks         </h1>         <h3>jQWidgets jqxChart colorScheme property</h3>                    <div id='chartContainer' style="width:600px; height: 400px"/>     </center>         <script type="text/javascript">         (document).ready(function () {             var json = [                 { Day:'Monday', A:3, B:1, C: 2, D:1},                 { Day:'Tuesday', A:3, B:1, C: 2, D:1},                 { Day:'Wednesday', A:3, B:1, C: 2, D:1},                 { Day:'Thursday', A:3, B:1, C: 2, D:1},                 { Day:'Friday', A:3, B:1, C: 2, D:1},                 { Day:'Saturday', A:3, B:1, C: 2, D:1},                 { Day:'Sunday', A:3, B:1, C: 2, D:1}             ];                                var obj = {                 title: "Coding Score",                 description: "Coding Questions Solved Daily",                 source: json,                 colorScheme : 'scheme02',                 categoryAxis: {                     dataField: 'Day',                     showGridLines: true                 },                 seriesGroups: [{                     type: 'column',                     columnsGapPercent: 30,                     seriesGapPercent: 0,                     valueAxis: {                         minValue: 0,                         maxValue: 10,                         unitInterval: 10,                         description: 'Questions Solved'                     },                     series: [                         { dataField: 'A', displayText: 'A'},                         { dataField: 'B', displayText: 'B'},                         { dataField: 'C', displayText: 'C'},                         { dataField: 'D', displayText:'D' }                     ]                 }]             };             ('#chartContainer').jqxChart(obj);         });     </script> </body>    </html>

输出:

jQWidgets jqxChart colorScheme属性

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