Highcharts Demo

author(s): Torstein Hønsi

HTML

<script src="http://code.highcharts.com/highcharts.js"></script>

<div id="container" style="height: 400px; width: 500px"></div>
<button id="button">Select point</button>
<button id="button2">Deselect point</button>

JavaScript

$(function () {
    var chart = new Highcharts.Chart({
        chart: {
            renderTo: 'container'
        },
        tooltip: {
            shared: true
           },
        
        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,null]        
        }, {
            data: [1.9, 22.5, 90.4, 23.2, 14.0, 17.0, 15.6, 28.5, 31.4, 44.1, 55.6, 51.4,null]        
        }]
    });
    
    // button handler
    var i = 0;
    $('#button').click(function() {
        if (i == chart.series[0].data.length) {
            i = 0;
        }
        var point = chart.series[0].data[i];
        point.select();
        chart.tooltip.refresh(point);
        i++;
    });
    $('#button2').click(function() {
        var point = chart.series[0].data[i-1];
        point.select();
        var point2 = chart.series[0].data[chart.series[0].data.length-1];
        chart.tooltip.refresh(point2);
    });
});