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187 lines
4.9 KiB
187 lines
4.9 KiB
<!doctype html>
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<html>
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<head>
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<title>Scatter Chart Multi Axis</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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<div>
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<canvas id="canvas"></canvas>
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</div>
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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 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 randomColor = function(opacity) {
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return 'rgba(' + Math.round(Math.random() * 255) + ',' + Math.round(Math.random() * 255) + ',' + Math.round(Math.random() * 255) + ',' + (opacity || '.3') + ')';
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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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xAxisID: "x-axis-1",
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yAxisID: "y-axis-1",
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data: [{
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}]
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}, {
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label: "My Second dataset",
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xAxisID: "x-axis-1",
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yAxisID: "y-axis-2",
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data: [{
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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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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$.each(scatterChartData.datasets, function(i, dataset) {
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dataset.borderColor = randomColor(0.4);
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dataset.backgroundColor = randomColor(0.1);
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dataset.pointBorderColor = randomColor(0.7);
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dataset.pointBackgroundColor = randomColor(0.5);
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dataset.pointBorderWidth = 1;
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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 = Chart.Scatter(ctx, {
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data: scatterChartData,
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options: {
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responsive: true,
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hoverMode: 'single',
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title: {
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display: true,
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text: 'Chart.js Scatter Chart - Multi Axis'
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},
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scales: {
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xAxes: [{
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position: "bottom",
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gridLines: {
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zeroLineColor: "rgba(0,0,0,1)"
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}
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}],
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yAxes: [{
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type: "linear", // only linear but allow scale type registration. This allows extensions to exist solely for log scale for instance
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display: true,
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position: "left",
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id: "y-axis-1",
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}, {
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type: "linear", // only linear but allow scale type registration. This allows extensions to exist solely for log scale for instance
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display: true,
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position: "right",
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reverse: true,
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id: "y-axis-2",
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// grid line settings
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gridLines: {
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drawOnChartArea: false, // only want the grid lines for one axis to show up
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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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$('#randomizeData').click(function() {
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scatterChartData.datasets[0].data = [{
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}];
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scatterChartData.datasets[1].data = [{
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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}, {
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x: randomScalingFactor(),
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y: randomScalingFactor(),
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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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