Getting Started

Performance !!!

Chart Data

Bar and Column Charts

Line and Area Charts

Pie and Funnel 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




This sample demonstrates how to change (add, remove) chart series.

To change the chart series, you can just change the series array and call the .jqChart("update") method. The jqChart will handle the rest.

For detailed implementation, please take a look at the HTML code tab.
 
<!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>
    Change Chart Series 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/smoothness/jquery-ui-1.10.4.css" />
    <script src="../../js/jquery-1.11.1.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">

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

        var fillStyle = {
            type: 'linearGradient',
            x0: 0,
            y0: 0,
            x1: 1,
            y1: 0,
            colorStops: [{ offset: 0, color: '#65c2e8' },
                             { offset: 0.49, color: '#55b3e1' },
                             { offset: 0.5, color: '#3ba6dc' },
                             { offset: 1, color: '#2794d4'}]
        };

        function getRandomData() {
            var data = [];

            for (var i = 0; i < 20; i++) {
                data.push([i, Math.round(Math.random() * 100)]);
            }

            return data;
        }

        $(document).ready(function () {

            $('#jqChart').jqChart({
                title: { text: 'Change Series' },
                border: { strokeStyle: '#6ba851' },
                background: background,
                legend: { visible: false },
                axes: [
                        {
                            type: 'linear',
                            location: 'bottom',
                            minimum: 0,
                            maximum: 20
                        },
                        {
                            type: 'linear',
                            location: 'left',
                            minimum: 0,
                            maximum: 100
                        }
                      ],
                series: [
                            {
                                type: 'line',
                                data: getRandomData()
                            }
                        ]
            });

            $('#buttonAddSeries').click(function () {

                // get current series collection
                var series = $('#jqChart').jqChart('option', 'series');

                var newSeries = {
                    type: 'line',
                    data: getRandomData()
                };

                // add the new series
                series.push(newSeries);


                // update (redraw) the chart
                $('#jqChart').jqChart('update');
            });

            $('#buttonRemoveSeries').click(function () {

                // get current series
                var series = $('#jqChart').jqChart('option', 'series');

                // remove the last series
                series.splice(series.length - 1, 1);

                // update (redraw) the chart
                $('#jqChart').jqChart('update');
            });
        });
    </script>

</head>
<body>
    <div id="jqChart" style="width: 500px; height: 300px;">
    </div>
    <br />
    <input id="buttonAddSeries" type="button" value="Add new series" />
    <input id="buttonRemoveSeries" type="button" value="Remove last series" />
    <br />
</body>
</html>