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Working with Chart Axes

Chart Features

Customizing Chart

Client-Side Events


This sample demonstrates how to specify chart global alpha. The globalAlpha attribute specifies the transparency of the chart. It can be a number between 0 and 1.

0=full transparency, 1=no transparency.

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>
    Global Alpha 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">
        $(document).ready(function () {

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

            var fillStyle1 = {
                type: 'radialGradient',
                x0: 0.35,
                y0: 0.35,
                r0: 0.0,
                x1: 0.35,
                y1: 0.35,
                r1: 1,
                colorStops: [{ offset: 0, color: 'white' },
                             { offset: 1, color: '#418CF0' }]
            };

            var fillStyle2 = {
                type: 'radialGradient',
                x0: 0.35,
                y0: 0.35,
                r0: 0.0,
                x1: 0.35,
                y1: 0.35,
                r1: 1,
                colorStops: [{ offset: 0, color: 'white' },
                             { offset: 1, color: '#FCB441' }]
            };

            $('#jqChart').jqChart({
                title: { text: 'Global Alpha' },
                border: { strokeStyle: '#6ba851' },
                background: background,
                globalAlpha: 0.5,
                series: [
                    {
                        type: 'bubble',
                        title: 'Series 1',
                        data: [[1, 15, 8], [2, 18, 4], [3, 15, 8], [4, 16, 13], [5, 14, 11]],
                        fillStyle: fillStyle1
                    },
                    {
                        type: 'bubble',
                        title: 'Series 2',
                        data: [[1, 9, 15], [2, 8, 24], [3, 12, 10], [4, 9, 14], [5, 7, 12]],
                        fillStyle: fillStyle2
                    }
                ]
            });
        });
    </script>

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