Highcharts Click to Add Point Chart Example

Keywords : Use highcharts to create chart with clickable point to add markers example, How to draw a lines based on click point in charts using higcharts with example

Example

<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
    <title>Highcharts - Click to Add Point Chart</title>
    <script src="https://code.jquery.com/jquery-1.12.4.js"></script>
    <script src="https://code.highcharts.com/highcharts.js"></script>
    <script type="text/javascript">
        $(function () {
            var chartype = {
                type: 'scatter',
                margin: [70, 50, 60, 80],
                events: {
                    click: function (e) {
                        // find the clicked values and the series
                        var x = e.xAxis[0].value,
                            y = e.yAxis[0].value,
                            series = this.series[0];
                        // Add it
                        series.addPoint([x, y]);
                    }
                }
            }
            var chartitle = {
                text: 'User supplied data'
            }
            var chartsubtitle = {
                text: 'Click the plot area to add a point. Click a point to remove it.'
            }
            var chartxaxis = {
                gridLineWidth: 1,
                minPadding: 0.2,
                maxPadding: 0.2,
                maxZoom: 60
            }
            var chartyaxis = {
                title: {
                    text: 'Value'
                },
                minPadding: 0.2,
                maxPadding: 0.2,
                maxZoom: 60,
                plotLines: [{
                    value: 0,
                    width: 1,
                    color: '#808080'
                }]
            }
            var chartplotoptions = {
                series: {
                    lineWidth: 1,
                    point: {
                        events: {
                            'click': function () {
                                if (this.series.data.length > 1) {
                                    this.remove();
                                }
                            }
                        }
                    }
                }
            }
            var chartlegend = {
                enabled: false
            }
            var chartexporting = {
                enabled: false
            }
            var chartseries = [{
                data: [[20, 20], [80, 80]]
            }]
            $('#container').highcharts({
                chart: chartype,
                title: chartitle,
                subtitle:chartsubtitle,
                xAxis: chartxaxis,
                yAxis: chartyaxis,
                plotOptions: chartplotoptions,
                legend: chartlegend,
                exporting: chartexporting,
                series: chartseries
            });
        });
    </script>
</head>
<body>
    <div id="container" style="min-width: 310px; height: 400px; margin: 0 auto"></div>
</body>
</html>

Highcharts Click to Add Point Chart Example

Example

Result