chart.js
Version:
Simple HTML5 charts using the canvas element.
117 lines (111 loc) • 3.81 kB
HTML
<html>
<head>
<title>Legend Point Style</title>
<script src="../../dist/Chart.bundle.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;
}
.container {
display: flex;
flex-direction: row;
flex-wrap: wrap;
justify-content: center;
}
</style>
</head>
<body>
<div class="container">
<div class="chart-container">
<canvas id="chart-legend-normal"></canvas>
</div>
<div class="chart-container">
<canvas id="chart-legend-pointstyle"></canvas>
</div>
</div>
<script>
var color = Chart.helpers.color;
function createConfig(colorName) {
return {
type: 'line',
data: {
labels: ["January", "February", "March", "April", "May", "June", "July"],
datasets: [{
label: "My First dataset",
data: [
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor(),
randomScalingFactor()
],
backgroundColor: color(window.chartColors[colorName]).alpha(0.5).rgbString(),
borderColor: window.chartColors[colorName],
borderWidth: 1,
pointStyle: 'rectRot',
pointRadius: 5,
pointBorderColor: 'rgb(0, 0, 0)'
}]
},
options: {
responsive: true,
legend: {
labels: {
usePointStyle: false
}
},
scales: {
xAxes: [{
display: true,
scaleLabel: {
display: true,
labelString: 'Month'
}
}],
yAxes: [{
display: true,
scaleLabel: {
display: true,
labelString: 'Value'
}
}]
},
title: {
display: true,
text: 'Normal Legend'
}
}
};
}
function createPointStyleConfig(colorName) {
var config = createConfig(colorName);
config.options.legend.labels.usePointStyle = true;
config.options.title.text = 'Point Style Legend';
return config;
}
window.onload = function() {
[{
id: 'chart-legend-normal',
config: createConfig('red')
}, {
id: 'chart-legend-pointstyle',
config: createPointStyleConfig('blue')
}].forEach(function(details) {
var ctx = document.getElementById(details.id).getContext('2d');
new Chart(ctx, details.config)
})
};
</script>
</body>
</html>