Getting Started

Performance !!!

Chart Data

Bar and Column Charts

Line and Area Charts

Pie Charts

Scatter and Bubble Charts

Radar and Polar Charts

Financial Charts

Gantt Charts

Combinational Charts

Dynamic Charts

Working with Chart Axes

Chart Features

Customizing Chart

Client-Side Events


The render speed of the Line Chart is optimized for handling a large set of data.

To optimize performance, the markers from the individual data points are removed.
 
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
    <title>
    Chart Performance Example - HTML5 jQuery Chart Plugin by jqChart
</title>
    <link rel="stylesheet" type="text/css" href="../css/jquery.jqChart.css" />
    <link rel="stylesheet" type="text/css" href="../css/jquery.jqRangeSlider.css" />
    <link rel="stylesheet" type="text/css" href="../themes/le-frog/jquery-ui-1.8.20.css" />
    <script src="../js/jquery-1.5.2.min.js" type="text/javascript"></script>
    <script src="../js/jquery.mousewheel.js" type="text/javascript"></script>
    <script src="../js/jquery.jqChart.min.js" type="text/javascript"></script>
    <script src="../js/jquery.jqRangeSlider.min.js" type="text/javascript"></script>
    <!--[if IE]><script lang="javascript" type="text/javascript" src="../js/excanvas.js"></script><![endif]-->
    
    <script lang="javascript" type="text/javascript">

        function round(d) {
            return Math.round(100 * d) / 100;
        }

        var data1 = [];
        var data2 = [];

        var yValue1 = 50;
        var yValue2 = 200;

        for (var i = 0; i < 60000; i++) {

            yValue1 += Math.random() * 10 - 5;
            data1.push([i, round(yValue1)]);

            yValue2 += Math.random() * 10 - 5;
            data2.push([i, round(yValue2)]);
        }

        $(document).ready(function () {

            var background = {
                type: 'linearGradient',
                x0: 0,
                y0: 0,
                x1: 0,
                y1: 1,
                colorStops: [{ offset: 0, color: '#d2e6c9' },
                             { offset: 1, color: 'white'}]
            };

            $('#jqChart').jqChart({
                title: { text: 'Two series with 60000 points each.', font: '18px sans-serif' },
                axes: [
                        {
                            type: 'linear',
                            location: 'bottom',
                            zoomEnabled: true
                        }
                      ],
                border: { strokeStyle: '#6ba851' },
                background: background,
                tooltips: {
                    type: 'shared'
                },
                crosshairs: {
                    enabled: true,
                    hLine: false,
                    vLine: { strokeStyle: '#cc0a0c' }
                },
                series: [
                            {
                                title: 'Series 1',
                                type: 'line',
                                data: data1,
                                markers: null
                            },
                            {
                                title: 'Series 2',
                                type: 'line',
                                data: data2,
                                markers: null
                            }
                        ]
            });
        });
    </script>

</head>
<body>
    <div>
        <div id="jqChart" style="width: 500px; height: 300px;">
        </div>
    </div>
</body>
</html>