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140 lines
4.4 KiB
140 lines
4.4 KiB
9 years ago
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<!doctype html>
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<html>
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<head>
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<title>Radar Chart</title>
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<script src="../dist/Chart.bundle.js"></script>
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<script src="http://cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.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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<button id="addDataset">Add Dataset</button>
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<button id="removeDataset">Remove Dataset</button>
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<button id="addData">Add Data</button>
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<button id="removeData">Remove Data</button>
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<script>
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var randomScalingFactor = function() {
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return 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(opacity) {
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return 'rgba(' + randomColorFactor() + ',' + randomColorFactor() + ',' + randomColorFactor() + ',' + (opacity || '.3') + ')';
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};
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var config = {
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type: 'radar',
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data: {
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labels: ["Eating", "Drinking", "Sleeping", "Designing", "Coding", "Cycling", "Running"],
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datasets: [{
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label: "My First dataset",
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backgroundColor: "rgba(220,220,220,0.2)",
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pointBackgroundColor: "rgba(220,220,220,1)",
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data: [randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor()]
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}, {
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label: 'Hidden dataset',
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hidden: true,
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data: [randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor()],
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}, {
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label: "My Second dataset",
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backgroundColor: "rgba(151,187,205,0.2)",
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pointBackgroundColor: "rgba(151,187,205,1)",
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hoverPointBackgroundColor: "#fff",
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pointHighlightStroke: "rgba(151,187,205,1)",
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data: [randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor()]
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},]
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},
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options: {
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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 Radar Chart'
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},
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scale: {
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reverse: false,
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ticks: {
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beginAtZero: true
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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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window.myRadar = new Chart(document.getElementById("canvas"), config);
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};
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$('#randomizeData').click(function() {
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$.each(config.data.datasets, function(i, 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.myRadar.update();
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});
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$('#addDataset').click(function() {
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var newDataset = {
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label: 'Dataset ' + config.data.datasets.length,
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borderColor: randomColor(0.4),
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backgroundColor: randomColor(0.5),
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pointBorderColor: randomColor(0.7),
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pointBackgroundColor: randomColor(0.5),
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pointBorderWidth: 1,
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data: [],
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};
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for (var index = 0; index < config.data.labels.length; ++index) {
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newDataset.data.push(randomScalingFactor());
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}
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config.data.datasets.push(newDataset);
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window.myRadar.update();
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});
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$('#addData').click(function() {
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if (config.data.datasets.length > 0) {
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config.data.labels.push('dataset #' + config.data.labels.length);
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$.each(config.data.datasets, function (i, dataset) {
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dataset.data.push(randomScalingFactor());
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});
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window.myRadar.update();
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}
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});
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$('#removeDataset').click(function() {
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config.data.datasets.splice(0, 1);
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window.myRadar.update();
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});
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$('#removeData').click(function() {
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config.data.labels.pop(); // remove the label first
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$.each(config.data.datasets, function(i, dataset) {
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dataset.data.pop();
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});
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window.myRadar.update();
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});
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</script>
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</body>
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</html>
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