Gauge series

author(s): Torstein Hønsi

HTML

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

<figure class="highcharts-figure">
    <div id="container"></div>
    <p class="highcharts-description">
        Chart showing use of plot bands with a gauge series. The chart is
        updated dynamically every few seconds.
    </p>
</figure>

CSS

body {
    font-family:
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        Helvetica,
        Arial,
        "Apple Color Emoji",
        "Segoe UI Emoji",
        "Segoe UI Symbol",
        sans-serif;
    background: var(--highcharts-background-color);
    color: var(--highcharts-neutral-color-100);
}

.highcharts-figure,
.highcharts-data-table table {
    min-width: 310px;
    max-width: 500px;
    margin: 1em auto;
}

.highcharts-data-table table {
    font-family: Verdana, sans-serif;
    border-collapse: collapse;
    border: 1px solid var(--highcharts-neutral-color-10, #e6e6e6);
    margin: 10px auto;
    text-align: center;
    width: 100%;
    max-width: 500px;
}

.highcharts-data-table caption {
    padding: 1em 0;
    font-size: 1.2em;
    color: var(--highcharts-neutral-color-60, #666);
}

.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 tbody tr:nth-child(even) {
    background: var(--highcharts-neutral-color-3, #f7f7f7);
}

.highcharts-description {
    background: light-dark(#f2f6f2, #323232);
    border-radius: 0 4px 4px 0;
    border-left: 2px solid light-dark(#1d6aff, #fff);
    font-size: 0.8rem;
    font-style: italic;
    padding: 8px 16px;
    margin: 2em 10px 1em;
}

JavaScript

Highcharts.chart('container', {

    chart: {
        type: 'gauge',
        height: '80%'
    },

    title: {
        text: 'Speedometer'
    },

    pane: {
        startAngle: -90,
        endAngle: 90,
        borderRadius: '50%'
    },

    // the value axis
    yAxis: {
        min: 0,
        max: 200,
        tickPixelInterval: 72,
        gridLineColor: 'var(--highcharts-background-color, #FFFFFF)',
        gridLineWidth: 2,
        labels: {
            distance: 20,
            style: {
                fontSize: '14px'
            }
        },
        plotBands: [{
            from: 0,
            to: 120,
            color: '#55BF3B' // green
        }, {
            from: 120,
            to: 160,
            color: '#DDDF0D' // yellow
        }, {
            from: 160,
            to: 200,
            color: '#DF5353' // red
        }]
    },

    series: [{
        name: 'Speed',
        data: [80],
        tooltip: {
            valueSuffix: ' km/h'
        },
        dataLabels: {
            format: '{y} km/h',
            borderWidth: 0,
            color: (
                Highcharts.defaultOptions.title &&
                Highcharts.defaultOptions.title.style &&
                Highcharts.defaultOptions.title.style.color
            ) || '#333333',
            style: {
                fontSize: '16px'
            }
        }
    }]

});

// Add some life
setInterval(() => {
    const chart = Highcharts.charts[0];
    if (chart && !chart.renderer.forExport) {
        const point = chart.series[0].points[0],
            inc = Math.round((Math.random() - 0.5) * 20);

        let newVal = point.y + inc;
        if (newVal < 0 || newVal > 200) {
            newVal = point.y - inc;
        }

        point.update(newVal);
    }

}, 3000);