| Server IP : 49.231.201.246 / Your IP : 216.73.216.149 Web Server : Apache/2.4.18 (Ubuntu) System : Linux 246 4.4.0-210-generic #242-Ubuntu SMP Fri Apr 16 09:57:56 UTC 2021 x86_64 User : root ( 0) PHP Version : 7.0.33-0ubuntu0.16.04.16 Disable Function : exec,passthru,shell_exec,system,proc_open,popen,pcntl_exec MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /proc/11585/cwd/html/ppaobm/vendor/bower-asset/chartjs/samples/charts/bar/ |
Upload File : |
<!doctype html>
<html>
<head>
<title>Bar Chart</title>
<script src="../../../dist/Chart.min.js"></script>
<script src="../../utils.js"></script>
<style>
canvas {
-moz-user-select: none;
-webkit-user-select: none;
-ms-user-select: none;
}
</style>
</head>
<body>
<div id="container" style="width: 75%;">
<canvas id="canvas"></canvas>
</div>
<button id="randomizeData">Randomize Data</button>
<button id="addDataset">Add Dataset</button>
<button id="removeDataset">Remove Dataset</button>
<button id="addData">Add Data</button>
<button id="removeData">Remove Data</button>
<script>
var MONTHS = ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'];
var color = Chart.helpers.color;
var barChartData = {
labels: ['January', 'February', 'March', 'April', 'May', 'June', 'July'],
datasets: [{
label: 'Dataset 1',
backgroundColor: color(window.chartColors.red).alpha(0.5).rgbString(),
borderColor: window.chartColors.red,
borderWidth: 1,
data: [
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor()
]
}, {
label: 'Dataset 2',
backgroundColor: color(window.chartColors.blue).alpha(0.5).rgbString(),
borderColor: window.chartColors.blue,
borderWidth: 1,
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: {
responsive: true,
legend: {
position: 'top',
},
title: {
display: true,
text: 'Chart.js Bar Chart'
}
}
});
};
document.getElementById('randomizeData').addEventListener('click', function() {
var zero = Math.random() < 0.2 ? true : false;
barChartData.datasets.forEach(function(dataset) {
dataset.data = dataset.data.map(function() {
return zero ? 0.0 : randomScalingFactor();
});
});
window.myBar.update();
});
var colorNames = Object.keys(window.chartColors);
document.getElementById('addDataset').addEventListener('click', function() {
var colorName = colorNames[barChartData.datasets.length % colorNames.length];
var dsColor = window.chartColors[colorName];
var newDataset = {
label: 'Dataset ' + (barChartData.datasets.length + 1),
backgroundColor: color(dsColor).alpha(0.5).rgbString(),
borderColor: dsColor,
borderWidth: 1,
data: []
};
for (var index = 0; index < barChartData.labels.length; ++index) {
newDataset.data.push(randomScalingFactor());
}
barChartData.datasets.push(newDataset);
window.myBar.update();
});
document.getElementById('addData').addEventListener('click', function() {
if (barChartData.datasets.length > 0) {
var month = MONTHS[barChartData.labels.length % MONTHS.length];
barChartData.labels.push(month);
for (var index = 0; index < barChartData.datasets.length; ++index) {
// window.myBar.addData(randomScalingFactor(), index);
barChartData.datasets[index].data.push(randomScalingFactor());
}
window.myBar.update();
}
});
document.getElementById('removeDataset').addEventListener('click', function() {
barChartData.datasets.pop();
window.myBar.update();
});
document.getElementById('removeData').addEventListener('click', function() {
barChartData.labels.splice(-1, 1); // remove the label first
barChartData.datasets.forEach(function(dataset) {
dataset.data.pop();
});
window.myBar.update();
});
</script>
</body>
</html>