jqwidgets-framework
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jQWidgets is an advanced Angular, Vue, Blazor, React, Web Components, jquery, ASP .NET MVC, Custom Elements and HTML5 UI framework.
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HTML
<html lang="en">
<head>
<title id='Description'>JavaScript Chart Area Spline Series Example</title>
<meta name="description" content="This is an example of JavaScript Chart Area Spline Series." />
<link rel="stylesheet" href="../../../jqwidgets/styles/jqx.base.css" type="text/css" />
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" />
<meta name="viewport" content="width=device-width, initial-scale=1 maximum-scale=1 minimum-scale=1" />
<script type="text/javascript" src="../../../scripts/jquery-1.12.4.min.js"></script>
<script type="text/javascript" src="../../../jqwidgets/jqxcore.js"></script>
<script type="text/javascript" src="../../../jqwidgets/jqxdata.js"></script>
<script type="text/javascript" src="../../../jqwidgets/jqxchart.core.js"></script>
<script type="text/javascript" src="../../../scripts/demos.js"></script>
<script type="text/javascript" src="../../../jqwidgets/jqxdraw.js"></script>
<script type="text/javascript">
$(document).ready(function () {
// prepare the data
var source =
{
datatype: "tab",
datafields: [
{ name: 'Year' },
{ name: 'HPI' },
{ name: 'BuildCost' },
{ name: 'Population' },
{ name: 'Rate' }
],
url: '../../sampledata/homeprices.txt'
};
var dataAdapter = new $.jqx.dataAdapter(source, { async: false, autoBind: true, loadError: function (xhr, status, error) { alert('Error loading "' + source.url + '" : ' + error); } });
// prepare jqxChart settings
var settings = {
title: "U.S. History Home Prices (1950-2017)",
description: "Source: http://www.econ.yale.edu/~shiller/data.htm",
enableAnimations: true,
showLegend: true,
padding: { left: 15, top: 5, right: 20, bottom: 5 },
titlePadding: { left: 10, top: 0, right: 0, bottom: 10 },
source: dataAdapter,
xAxis:
{
dataField: 'Year',
minValue: 1950,
maxValue: 2017,
unitInterval: 5,
valuesOnTicks: true
},
colorScheme: 'scheme05',
seriesGroups:
[
{
alignEndPointsWithIntervals: false,
type: 'splinearea',
valueAxis:
{
visible: true,
unitInterval: 20,
title: {text: 'Index Value'},
labels: {
horizontalAlignment: 'right',
formatSettings: {decimalPlaces: 0}
}
},
series: [
{ dataField: 'HPI', displayText: 'Real Home Price Index', opacity: 0.7 },
{ dataField: 'BuildCost', displayText: 'Building Cost Index', opacity: 0.9 }
]
},
{
type: 'spline',
alignEndPointsWithIntervals: false,
valueAxis:
{
title: {text: 'Interest Rate'},
position: 'right',
unitInterval: 0.01,
maxValue: 0.2,
labels: {formatSettings: { decimalPlaces: 2}},
tickMarks: {
visible: true,
interval: 0.005,
},
gridLines: {
visible: false,
interval: 0.01
}
},
series: [
{ dataField: 'Rate', displayText: 'Interest Rate', opacity: 1.0, lineWidth: 4, dashStyle: '4,4' }
]
}
]
};
// setup the chart
$('#chartContainer').jqxChart(settings);
});
</script>
</head>
<body class='default'>
<div id='chartContainer' style="width:850px; height:500px">
</div>
<div class="example-description">
<br />
<h2>Description</h2>
<br />
This is an example of JavaScript Chart Area Spline Series. The chart shows data for the US History Home prices and is loaded from a tab delimited text file. The chart includes splinearea and spline series. You can see how to use the alignEndPointsWithIntervals setting.
</div>
<div style="position: absolute; bottom: 5px; right: 5px;">
<a href="https://www.jqwidgets.com/" alt="https://www.jqwidgets.com/"><img alt="https://www.jqwidgets.com/" title="https://www.jqwidgets.com/" src="https://www.jqwidgets.com/wp-content/design/i/logo-jqwidgets.png"/></a>
</div>
</body>
</html>