Chart.js/samples/charts/line/stepped.html

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<!doctype html>
<html>
<head>
<title>Stepped Line 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;
}
.chart-container {
width: 500px;
margin-left: 40px;
margin-right: 40px;
margin-bottom: 40px;
}
.container {
display: flex;
flex-direction: row;
flex-wrap: wrap;
justify-content: center;
}
</style>
</head>
<body>
<div class="container">
</div>
<script>
function createConfig(details, data) {
return {
type: 'line',
data: {
labels: ['Day 1', 'Day 2', 'Day 3', 'Day 4', 'Day 5', 'Day 6'],
datasets: [{
label: 'stepped: ' + details.stepped,
stepped: details.stepped,
data: data,
borderColor: details.color,
fill: false,
}]
},
options: {
responsive: true,
title: {
display: true,
text: details.label,
}
}
};
}
window.onload = function() {
var container = document.querySelector('.container');
var data = [
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor()
];
var steppedSettings = [{
stepped: false,
label: 'No Step Interpolation',
color: window.chartColors.red
}, {
stepped: true,
label: 'Step Before Interpolation',
color: window.chartColors.green
}, {
stepped: 'before',
label: 'Step Before Interpolation',
color: window.chartColors.green
}, {
stepped: 'after',
label: 'Step After Interpolation',
color: window.chartColors.purple
}, {
stepped: 'middle',
label: 'Step Middle Interpolation',
color: window.chartColors.blue
}];
steppedSettings.forEach(function(details) {
var div = document.createElement('div');
div.classList.add('chart-container');
var canvas = document.createElement('canvas');
div.appendChild(canvas);
container.appendChild(div);
var ctx = canvas.getContext('2d');
var config = createConfig(details, data);
new Chart(ctx, config);
});
};
</script>
</body>
</html>