96 lines
3.3 KiB
HTML
96 lines
3.3 KiB
HTML
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<!doctype html>
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<html>
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<head>
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<title> Animation Callbacks </title>
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<script src="../../Chart.bundle.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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<progress id="animationProgress" max="1" value="0" style="width: 100%"></progress>
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</div>
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<br>
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<br>
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<button id="randomizeData">Randomize Data</button>
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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 progress = document.getElementById('animationProgress');
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var config = {
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type: 'line',
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data: {
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labels: ["January", "February", "March", "April", "May", "June", "July"],
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datasets: [{
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fill: false,
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borderColor: window.chartColors.red,
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backgroundColor: window.chartColors.red,
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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: "My Second dataset ",
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fill: false,
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borderColor: window.chartColors.blue,
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backgroundColor: window.chartColors.blue,
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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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options: {
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title:{
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display:true,
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text: "Chart.js Line Chart - Animation Progress Bar"
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},
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animation: {
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duration: 2000,
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onProgress: function(animation) {
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progress.value = animation.currentStep / animation.numSteps;
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},
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onComplete: function(animation) {
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window.setTimeout(function() {
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progress.value = 0;
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}, 2000);
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}
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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.myLine = new Chart(ctx, config);
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};
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document.getElementById('randomizeData').addEventListener('click', function() {
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config.data.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.myLine.update();
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});
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</script>
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</body>
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</html>
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