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108 lines
2.2 KiB
HTML
108 lines
2.2 KiB
HTML
<!doctype html>
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<html>
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<head>
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<title>Stacked Bar Chart with Groups</title>
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<script src="../../../dist/chart.min.js"></script>
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<script src="../../utils.js"></script>
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<style>
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canvas {
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-moz-user-select: none;
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-webkit-user-select: none;
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-ms-user-select: none;
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}
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</style>
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</head>
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<body>
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<div style="width: 75%">
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<canvas id="canvas"></canvas>
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</div>
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<button id="randomizeData">Randomize Data</button>
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<script>
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var barChartData = {
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labels: ['January', 'February', 'March', 'April', 'May', 'June', 'July'],
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datasets: [{
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label: 'Dataset 1',
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backgroundColor: window.chartColors.red,
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stack: 'Stack 0',
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data: [
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randomScalingFactor(),
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randomScalingFactor(),
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randomScalingFactor(),
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randomScalingFactor(),
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randomScalingFactor(),
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randomScalingFactor(),
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randomScalingFactor()
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]
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}, {
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label: 'Dataset 2',
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backgroundColor: window.chartColors.blue,
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stack: 'Stack 0',
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data: [
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randomScalingFactor(),
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randomScalingFactor(),
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randomScalingFactor(),
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randomScalingFactor(),
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randomScalingFactor(),
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randomScalingFactor(),
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randomScalingFactor()
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]
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}, {
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label: 'Dataset 3',
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backgroundColor: window.chartColors.green,
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stack: 'Stack 1',
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data: [
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randomScalingFactor(),
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randomScalingFactor(),
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randomScalingFactor(),
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randomScalingFactor(),
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randomScalingFactor(),
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randomScalingFactor(),
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randomScalingFactor()
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]
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}]
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};
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window.onload = function() {
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var ctx = document.getElementById('canvas').getContext('2d');
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window.myBar = new Chart(ctx, {
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type: 'bar',
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data: barChartData,
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options: {
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plugins: {
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title: {
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display: true,
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text: 'Chart.js Bar Chart - Stacked'
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},
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tooltip: {
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mode: 'index',
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intersect: false
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}
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},
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responsive: true,
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scales: {
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x: {
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stacked: true,
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},
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y: {
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stacked: true
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}
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}
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}
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});
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};
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document.getElementById('randomizeData').addEventListener('click', function() {
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barChartData.datasets.forEach(function(dataset) {
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dataset.data = dataset.data.map(function() {
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return randomScalingFactor();
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});
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});
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window.myBar.update();
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});
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</script>
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</body>
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</html>
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