109 lines
3.5 KiB
HTML
Executable File
109 lines
3.5 KiB
HTML
Executable File
<!doctype html>
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<html>
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<head>
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<title>Bar Chart Zoom</title>
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<script src="../../Chart.bundle.js"></script>
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<script src="../node_modules/hammerjs/hammer.min.js"></script>
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<script src="../chartjs-plugin-zoom.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 id="container" style="width: 75%;">
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<canvas id="canvas"></canvas>
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</div>
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<script>
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var MONTHS = ["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"];
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var randomScalingFactor = function() {
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return (Math.random() > 0.5 ? 1.0 : -1.0) * Math.round(Math.random() * 100);
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};
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var randomColorFactor = function() {
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return Math.round(Math.random() * 255);
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};
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var randomColor = function() {
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return 'rgba(' + randomColorFactor() + ',' + randomColorFactor() + ',' + randomColorFactor() + ',.7)';
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};
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var barChartData = {
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labels: ["January-16", "February-16", "March-16", "April-16", "May-16", "June-16", "July-16", "August-16", "September-16", "October-16", "November-16", "December-16", "January-17", "February-17", "March-17", "April-17", "May-17", "June-17", "July-17", "August-17", "September-17", "October-17", "November-17", "December-17"],
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datasets: [{
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label: 'Dataset 1',
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backgroundColor: "rgba(220,220,220,0.5)",
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data: [randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor()]
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}, {
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hidden: false,
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label: 'Dataset 2',
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backgroundColor: "rgba(255,187,205,1)",
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data: [randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor()]
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}, {
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label: 'Dataset 3',
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backgroundColor: "rgba(151,187,205,0.5)",
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data: [randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor()]
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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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// Elements options apply to all of the options unless overridden in a dataset
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// In this case, we are setting the border of each bar to be 2px wide and green
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elements: {
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rectangle: {
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borderWidth: 2,
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borderColor: 'rgb(0, 255, 0)',
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borderSkipped: 'bottom'
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}
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},
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responsive: true,
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legend: {
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position: 'top',
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},
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title: {
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display: true,
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text: 'Chart.js Bar Chart'
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},
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pan: {
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enabled: true,
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mode: 'xy' // is panning about the y axis neccessary for bar charts?
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},
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zoom: {
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enabled: true,
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mode: 'x',
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sensitivity: 3,
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limits: {
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max: 10,
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min: 0.5
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}
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},
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scales: {
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xAxes: [{
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ticks: {
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min: 'February-16',
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max: 'June-16'
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}
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}]
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}
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}
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});
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};
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</script>
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</body>
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</html>
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