Basic line

author(s): Torstein Hønsi

by oysteinmoseng

HTML

<script src="https://code.highcharts.com/9/highcharts.js"></script>
<script src="https://code.highcharts.com/9/modules/series-label.js"></script>
<script src="https://code.highcharts.com/9/modules/exporting.js"></script>
<script src="https://code.highcharts.com/9/modules/export-data.js"></script>
<script src="https://code.highcharts.com/9/modules/accessibility.js"></script>

<input value="click to focus">
<figure class="highcharts-figure">
    <div id="container"></div>
    <p class="highcharts-description">
        Basic line chart showing trends in a dataset. This chart includes the
        <code>series-label</code> module, which adds a label to each line for
        enhanced readability.
    </p>
</figure>

CSS

.custom-tooltip {
  background-color: rgba(255, 255, 255, 0.8);
  color: #000;
  border: 1px solid #999;
  font-size: 13px;
  padding: 5px;
  font-family: sans-serif;
}

.highcharts-figure,
.highcharts-data-table table {
    min-width: 360px;
    max-width: 800px;
    margin: 1em auto;
}

.highcharts-data-table table {
    font-family: Verdana, sans-serif;
    border-collapse: collapse;
    border: 1px solid #ebebeb;
    margin: 10px auto;
    text-align: center;
    width: 100%;
    max-width: 500px;
}

.highcharts-data-table caption {
    padding: 1em 0;
    font-size: 1.2em;
    color: #555;
}

.highcharts-data-table th {
    font-weight: 600;
    padding: 0.5em;
}

.highcharts-data-table td,
.highcharts-data-table th,
.highcharts-data-table caption {
    padding: 0.5em;
}

.highcharts-data-table thead tr,
.highcharts-data-table tr:nth-child(even) {
    background: #f8f8f8;
}

.highcharts-data-table tr:hover {
    background: #f1f7ff;
}

JavaScript

Highcharts.addEvent(Highcharts.Chart, 'render', function () {
		const menuComponent = this.accessibility.components.chartMenu;
    const proxy = menuComponent.exportButtonProxy.buttonElement;
    if (proxy && !proxy.hasCustomTooltip) {
    	const tooltip = document.createElement('div');
      tooltip.style.display = 'none';
      tooltip.style.position = 'absolute';
      tooltip.setAttribute('aria-hidden', true);
      tooltip.style.left = parseFloat(proxy.style.left) - 50 + 'px';
      tooltip.style.top = parseFloat(proxy.style.top) + 30 + 'px';
      tooltip.textContent = 'Chart menu';
      tooltip.className = 'custom-tooltip';

      menuComponent.proxyProvider.groups.chartMenu.groupElement.appendChild(tooltip);

      proxy.hasCustomTooltip = true;
      proxy.addEventListener('focus', function () {
      	tooltip.style.display = 'block';
      });
      proxy.addEventListener('blur', function () {
      	tooltip.style.display = 'none';
      });
    }
});

Highcharts.chart('container', {
    title: {
        text: 'Solar Employment Growth by Sector, 2010-2016'
    },

    subtitle: {
        text: 'Source: thesolarfoundation.com'
    },

    yAxis: {
        title: {
            text: 'Number of Employees'
        }
    },

    xAxis: {
        accessibility: {
            rangeDescription: 'Range: 2010 to 2017'
        }
    },

    legend: {
        layout: 'vertical',
        align: 'right',
        verticalAlign: 'middle'
    },

    plotOptions: {
        series: {
            label: {
                connectorAllowed: false
            },
            pointStart: 2010
        }
    },

    series: [{
        name: 'Installation',
        data: [43934, 52503, 57177, 69658, 97031, 119931, 137133, 154175]
    }, {
        name: 'Manufacturing',
        data: [24916, 24064, 29742, 29851, 32490, 30282, 38121, 40434]
    }, {
        name: 'Sales & Distribution',
        data: [11744, 17722, 16005, 19771, 20185, 24377, 32147, 39387]
    }, {
        name:...