Activity gauge

author(s): Torstein Hønsi

by Ankit Patidar

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/solid-gauge.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">
        A chart showing multiple gauge series arcing around the center point,
        similar to the activity chart found on the Apple Watch. Each gauge has a
        custom icon, and the tooltip is positioned statically in the center.
    </p>
</figure>

CSS

#container {
    max-width: 400px;
    margin: 0 auto;
}

.highcharts-figure,
.highcharts-data-table table {
    min-width: 380px;
    max-width: 600px;
    margin: 0 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

// Uncomment to style it like Apple Watch
/*
if (!Highcharts.theme) {
    Highcharts.setOptions({
        chart: {
            backgroundColor: 'black'
        },
        colors: ['#F62366', '#9DFF02', '#0CCDD6'],
        title: {
            style: {
                color: 'silver'
            }
        },
        tooltip: {
            style: {
                color: 'silver'
            }
        }
    });
}
// */

/**
 * In the chart render event, add icons on top of the circular shapes
 */
function renderIcons() {
  // Move icon
  if (!this.series[0].icon) {
    this.series[0].icon = this.renderer.path(['M', -8, 0, 'L', 8, 0])
      .attr({
      stroke: '#303030',
      'stroke-linecap': 'round',
      'stroke-linejoin': 'round',
      'stroke-width': 2,
      zIndex: 10
    })
    .add(this.series[2].group);
  }
  this.series[0].icon.translate(
    this.chartWidth / 2 - 10,
    this.plotHeight / 2 - this.series[0].points[0].shapeArgs.innerR -
    (this.series[0].points[0].shapeArgs.r - this.series[0].points[0].shapeArgs.innerR) / 2
  );
}
var chartPro = Highcharts.chart('container', {
  chart: {
    type: 'solidgauge',
    height: '110%',
    /* events: {
      render: renderIcons
    } */
  },

  title: {
    text: 'Activity',
    style: {
      fontSize: '24px'
    }
  },

  tooltip: {
    borderWidth: 0,
    backgroundColor: 'none',
    shadow: false,
    style: {
      fontSize: '16px'
    },
    valueSuffix: '%',
    pointFormat: '{series.name}<br><span style="font-size:2em; color: {point.color}; font-weight: bold">{point.y}</span>',
    positioner: function (labelWidth) {
      return {
        x: (this.chart.chartWidth - labelWidth) / 2,
        y: (this.chart.plotHeight / 2) + 15
      };
    }
  },

  pane: {
    startAngle: 0,
    endAngle: 360,
    background: [{ // Track for Move
      outerRadius: '100%',
      innerRadius: '90%',
      backgroundColor: Highcharts.color(Highcharts.getOptions().colors[0])
      .setOpacity(0.3)
      .get(),
  ...