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 specify the chart selection rectangle.

For detailed implementation, please take a look at the HTML code tab.
 
<!DOCTYPE html>
<html>
<head>
	<title>
    Selection Rectangle 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="../../themes/le-frog/styles.css" />
	<script src="../../js/jquery-1.11.1.min.js" type="text/javascript"></script>
	<script src="../../js/jquery.jqChart.min.js" type="text/javascript"></script>
	
    <script lang="javascript" type="text/javascript">

        function addDays(date, value) {
            var newDate = new Date(date.getTime());
            newDate.setDate(date.getDate() + value);
            return newDate;
        }

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

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

        var yValue1 = 50;
        var yValue2 = 200;

        var date = new Date(2010, 0, 1);

        for (var i = 0; i < 200; i++) {

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

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

            date = addDays(date, 1);
        }

        $(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: 'Selection Rectangle',
                animation: { duration: 1 },
                selectionRect: {
                    fillStyle: 'rgba(125,125,125,0.2)',
                    strokeStyle: 'gray',
                    lineWidth: 1
                },
                mouseInteractionMode: 'zooming', // zooming, panning
                axes: [
                    {
                        type: 'dateTime',
                        location: 'bottom',
                        zoomEnabled: true
                    },
                    {
                        type: 'linear',
                        location: 'left',
                        zoomEnabled: true
                    }
                ],
                border: { strokeStyle: '#6ba851' },
                background: background,
                series: [
                    {
                        type: 'line',
                        data: data1,
                        markers: null
                    },
                    {
                        type: 'line',
                        data: data2,
                        markers: null
                    }
                ]
            });
        });
    </script>

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