mirror of
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78 lines
1.7 KiB
HTML
78 lines
1.7 KiB
HTML
<!doctype html>
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<html>
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<head>
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<title>Scatter Chart</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 color = Chart.helpers.color;
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function generateData() {
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var data = [];
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for (var i = 0; i < 7; i++) {
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data.push({
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x: randomScalingFactor(),
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y: randomScalingFactor()
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});
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}
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return data;
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}
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var scatterChartData = {
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datasets: [{
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label: 'My First dataset',
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borderColor: window.chartColors.red,
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backgroundColor: color(window.chartColors.red).alpha(0.2).rgbString(),
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data: generateData()
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}, {
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label: 'My Second dataset',
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borderColor: window.chartColors.blue,
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backgroundColor: color(window.chartColors.blue).alpha(0.2).rgbString(),
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data: generateData()
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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.myScatter = new Chart(ctx, {
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type: 'scatter',
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data: scatterChartData,
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options: {
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title: {
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display: true,
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text: 'Chart.js Scatter Chart'
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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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scatterChartData.datasets.forEach(function(dataset) {
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dataset.data = dataset.data.map(function() {
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return {
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x: randomScalingFactor(),
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y: randomScalingFactor()
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};
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});
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});
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window.myScatter.update();
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});
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</script>
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</body>
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</html>
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