Dependency wheel

author(s): Torstein Hønsi

by kzoon

HTML

<script src="https://code.highcharts.com/highcharts.js"></script>
<script src="https://code.highcharts.com/modules/sankey.js"></script>
<script src="https://code.highcharts.com/modules/dependency-wheel.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 a dependency wheel, where each point consists of multiple
        weighted links to other points. This chart type is often used to
        visualize data flow, and can be a striking way to illustrate
        relationships in data.
    </p>
</figure>

CSS

.highcharts-figure, .highcharts-data-table table {
    min-width: 320px; 
    max-width: 800px;
    margin: 1em auto;
}

#container {
    height: 500px;
}

.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;
}

#csv {
    display: none;
}

JavaScript

Highcharts.chart('container', {

    title: {
        text: 'Highcharts Dependency Wheel'
    },

    accessibility: {
        point: {
            descriptionFormatter: function (point) {
                var index = point.index + 1,
                    from = point.from,
                    to = point.to,
                    weight = point.weight;

                return index + '. From ' + from + ' to ' + to + ': ' + weight + '.';
            }
        }
    },

    series: [{
        keys: ['from', 'to', 'weight'],
        data: [
            ['Brazil', 'Brazil', 10],
            ['Brazil', 'France', 1],
            ['Brazil', 'Spain', 1],
            ['Brazil', 'England', 1],
            ['Canada', 'Portugal', 1],
            ['Canada', 'France', 5],
            ['Canada', 'England', 1],
            ['Mexico', 'Portugal', 1],
            ['Mexico', 'France', 1],
            ['Mexico', 'Spain', 5],
            ['Mexico', 'England', 1],
            ['USA', 'Portugal', 1],
            ['USA', 'France', 1],
            ['USA', 'Spain', 1],
            ['USA', 'England', 5],
            ['Portugal', 'Angola', 2],
            ['Portugal', 'Senegal', 1],
            ['Portugal', 'Morocco', 1],
            ['Portugal', 'South Africa', 3],
            ['France', 'Angola', 1],
            ['France', 'Senegal', 3],
            ['France', 'Mali', 3],
            ['France', 'Morocco', 3],
            ['France', 'South Africa', 1],
            ['Spain', 'Senegal', 1],
            ['Spain', 'Morocco', 3],
            ['Spain', 'South Africa', 1],
            ['England', 'Angola', 1],
            ['England', 'Senegal', 1],
            ['England', 'Morocco', 2],
            ['England', 'South Africa', 7],
            ['South Africa', 'China', 5],
            ['South Africa', 'India', 1],
            ['South Africa', 'Japan', 3],
            ['Angola', 'China', 5],
            ['Angola', 'India', 1],
            ['Angola', 'Japan', 3],
            ['Senegal', 'China', 5],
    ...