SMusatov
/
gentelella
зеркало из https://github.com/ColorlibHQ/gentelella.git


			
				
					
						
						
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							<!doctype html>
<html>

<head>
    <title>Stacked Bar Chart</title>
    <script src="http://cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
    <script src="../dist/Chart.bundle.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.random() > 0.5 ? 1.0 : -1.0) * Math.round(Math.random() * 100);
        };
        var randomColorFactor = function() {
            return Math.round(Math.random() * 255);
        };

        var barChartData = {
            labels: ["January", "February", "March", "April", "May", "June", "July"],
            datasets: [{
                label: 'Dataset 1',
                backgroundColor: "rgba(220,220,220,0.5)",
                data: [randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor()]
            }, {
                label: 'Dataset 2',
                backgroundColor: "rgba(151,187,205,0.5)",
                data: [randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor()]
            }, {
                label: 'Dataset 3',
                backgroundColor: "rgba(151,187,205,0.5)",
                data: [randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor()]
            }]

        };
        window.onload = function() {
            var ctx = document.getElementById("canvas").getContext("2d");
            window.myBar = new Chart(ctx, {
                type: 'bar',
                data: barChartData,
                options: {
                    title:{
                        display:true,
                        text:"Chart.js Bar Chart - Stacked"
                    },
                    tooltips: {
                        mode: 'label'
                    },
                    responsive: true,
                    scales: {
                        xAxes: [{
                            stacked: true,
                        }],
                        yAxes: [{
                            stacked: true
                        }]
                    }
                }
            });
        };

        $('#randomizeData').click(function() {
            $.each(barChartData.datasets, function(i, dataset) {
                dataset.backgroundColor = 'rgba(' + randomColorFactor() + ',' + randomColorFactor() + ',' + randomColorFactor() + ',.7)';
                dataset.data = [randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor(), randomScalingFactor()];

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

</html>