极客教程jQWidgets的jqxChart切换事件
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。它是一个非常强大的、优化的、与平台无关的、并被广泛支持的框架。jqxChart是一个100%用JavaScript编写的轻量级和强大的图表小部件。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。
当用户点击图表图例时，切换事件被触发。
语法:
$('.jqxChart').on('toggle', function (){
// Code
});
链接的文件：从给出的链接中下载jQWidgets。在HTML文件中，找到下载文件夹中的脚本文件。
<link type=”text/css” rel=”Stylesheet” href=”jqwidgets/styles/jqx.base.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/globalization/globalize.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxsortable.js”></script>
例子：下面的例子说明了jQWidgets中的jxChart toggle事件。
<!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/jqxdraw.js"></script>
<script type="text/javascript"
src="jqwidgets/jqxdata.js"></script>
</head>
<body>
<center>
<h1 style="color: green">
GeeksforGeeks
</h1>
<h3>jQWidgets jqxChart toggle event</h3>
<div class='default'></div>
<div id='chartContainer'
style="width:600px; height: 400px">
</div>
</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,
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);
$('#chartContainer').on('toggle', function (e) {
console.log('toggle event is triggered');
});
});
</script>
</body>
</html>
输出:
