SMusatov
/
gentelella
mirror of https://github.com/ColorlibHQ/gentelella.git


			
				
					
						
						
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							<!doctype html>
<html>

<head>
    <title>Line Chart Multiple Axes</title>
    <script src="../dist/Chart.bundle.js"></script>
    <script src="http://cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
    <style>
    canvas {
        -moz-user-select: none;
        -webkit-user-select: none;
        -ms-user-select: none;
    }
    </style>
</head>

<body>
    <div style="width:75%;">
        <canvas id="canvas"></canvas>
    </div>
    <button id="randomizeData">Randomize Data</button>
    <script>
    var randomScalingFactor = function() {
        return Math.round(Math.random() * 100 * (Math.random() > 0.5 ? -1 : 1));
    };
    var randomColor = function(opacity) {
        return 'rgba(' + Math.round(Math.random() * 255) + ',' + Math.round(Math.random() * 255) + ',' + Math.round(Math.random() * 255) + ',' + (opacity || '.3') + ')';
    };

    var lineChartData = {
        labels: ["January", "February", "March", "April", "May", "June", "July"],
        datasets: [{
            label: "My First dataset",
            data: [randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor()],
            yAxisID: "y-axis-1",
        }, {
            label: "My Second dataset",
            data: [randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor()],
            yAxisID: "y-axis-2"
        }]
    };

    $.each(lineChartData.datasets, function(i, dataset) {
        dataset.borderColor = randomColor(0.4);
        dataset.backgroundColor = randomColor(1);
        dataset.pointBorderColor = randomColor(0.7);
        dataset.pointBackgroundColor = randomColor(0.5);
        dataset.pointBorderWidth = 1;
    });

    window.onload = function() {
        var ctx = document.getElementById("canvas").getContext("2d");
        window.myLine = Chart.Line(ctx, {
            data: lineChartData,
            options: {
                responsive: true,
                hoverMode: 'label',
                stacked: false,
                title:{
                    display:true,
                    text:'Chart.js Line Chart - Multi Axis'
                },
                scales: {
                    xAxes: [{
                        display: true,
                        gridLines: {
                            offsetGridLines: false
                        }
                    }],
                    yAxes: [{
                        type: "linear", // only linear but allow scale type registration. This allows extensions to exist solely for log scale for instance
                        display: true,
                        position: "left",
                        id: "y-axis-1",
                    }, {
                        type: "linear", // only linear but allow scale type registration. This allows extensions to exist solely for log scale for instance
                        display: true,
                        position: "right",
                        id: "y-axis-2",

                        // grid line settings
                        gridLines: {
                            drawOnChartArea: false, // only want the grid lines for one axis to show up
                        },
                    }],
                }
            }
        });
    };

    $('#randomizeData').click(function() {
        lineChartData.datasets[0].data = [randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor()];

        lineChartData.datasets[1].data = [randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor()];

        window.myLine.update();
    });
    </script>
</body>

</html>