adding and removing plotLine on line chart - Javascript highcharts

Javascript examples for highcharts:Line Chart

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Description

adding and removing plotLine on line chart

Demo Code

ResultView the demo in separate window 

<html>
   <head> 
      <title>Highcharts Demo</title> 
      <meta name="viewport" content="width=device-width, initial-scale=1"> 
      <script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js"></script> 
      <script type="text/javascript">
$(function () {// www  . j  a  v  a 2s . c o m

    var $report = $('#report');
    var hasPlotLine = false;

    $('#container').highcharts({
        chart: {},
        xAxis: {
            categories: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'],
            plotLines: [{
                color: '#FF0000',
                width: 2,
                value: 5.5,
                id: 'plot-line-1'
            }]
        },
        plotOptions: {
            series: {
                allowPointSelect: true,
                point: {
                    events: {
                        click: function () {
                            var chart = this.series.chart.xAxis[0];
                                chart.removePlotLine('plot-line-1');
                                chart.addPlotLine({
                                    value: this.x,
                                    color: '#FF0000',
                                    width: 2,
                                    id: 'plot-line-1'
                                });
                        }
                    }
                }
            }
        },
        series: [{
            data: [29.9, 71.5, 106.4, 129.2, 144.0, 176.0, 135.6, 148.5, 216.4, 194.1, 95.6, 54.4]
        }]
    });
});

      </script> 
   </head> 
   <body> 
      <script src="https://code.highcharts.com/highcharts.js"></script> 
      <div id="container" style="height: 400px; width: 500px"></div> 
      <div id="report"></div>  
   </body>
</html>

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