jQWidgets is a JavaScript framework for making web-based applications for PC and mobile devices. It is a very powerful and optimized framework, platform-independent, and widely supported. jqxChart is a lightweight and powerful chart widget written 100% in JavaScript. It offers many advanced features and supports three different rendering technologies – SVG, HTML5 Canvas & VML.
The saveAsPDF() method is used to export the content of the displayed chart as a PDF It does not return anything.
Syntax:
$('#Selector').jqxChart(saveAsPDF, fileName, exportServer);
Parameters:
- fileName: It is the specified name of the file. It is of type String.
- exportServer: It is the specified export server. It is of type String.
Linked Files: Download jQWidgets from the given link. In the HTML file, locate the script files in the downloaded folder.
<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>
Example 1: The below example illustrates the jQWidgets jqxChart saveAsPDF() method.
<!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>
<script type="text/javascript"
src="jqwidgets/jqxchart.api.js">
</script>
</head>
<body>
<center>
<h1 style="color: green">
GeeksforGeeks
</h1>
<h3>jQWidgets jqxChart saveAsPDF() method</h3>
<div id='gfg1' style="width:400px; height: 200px" />
</center>
<center>
<input type="button"
id="btn"
value="Click Here"
style="padding: 5px 14px; margin-top: 15px;">
<br>
<div id="log"></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",
showToolTips: true,
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' }
]
}]
};
$('#gfg1').jqxChart(obj);
$('#btn').click(function () {
$('#gfg1').jqxChart(
'saveAsPDF', 'myChart.pdf',
'https://www.jqwidgets.com/export_server/export.php');
$('#log').text("Chart's content saved as PDF!");
});
});
</script>
</body>
</html>
Output:
.gif)
Example 2: The following is another example of the jqxChart saveAsPDF() method in jQWidgets.
<!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>
<script type="text/javascript"
src="jqwidgets/jqxchart.api.js">
</script>
</head>
<body>
<center>
<h1 style="color: green">
GeeksforGeeks
</h1>
<h3>jQWidgets jqxChart saveAsPDF() method</h3>
<div id='gfg1' style="width:400px; height: 200px" />
</center>
<center>
<input type="button"
id="btn"
value="Click Here"
style="padding: 5px 14px; margin-top: 15px;">
<br>
<div id="log"></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",
showToolTips: true,
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' }
]
}]
};
$('#gfg1').jqxChart(obj);
$('#btn').click(function () {
var sap = $('#gfg1').jqxChart(
'saveAsPDF', 'jqxChart.pdf',
'jqwidgets.com');
if (sap === null) {
$('#log').text("Null!");
}
else {
$('#log').text("Not null!");
}
});
});
</script>
</body>
</html>
Output:
.gif)