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| // Companion code to this question:
//http://stackoverflow.com/questions/40142059/how-do-you-create-a-radar-chart-using-chart-js-with-a-y-axis-of-0-to-100/40144372#40144372
var canvas = document.getElementById("radarChart");
var ctx = canvas.getContext('2d');
// Global Options:
// Chart.defaults.global.defaultFontColor = 'black';
// Chart.defaults.global.defaultFontSize = 16;
var options = {
responsive: true,
maintainAspectRadio: true,
legend: {
position: 'top',
},
title: {
display: true,
text: 'Radar Chart'
},
scale: {
reverse: false,
ticks: {
max:100,
min: 0,
beginAtZero: false,
},
pointLabels: {
callback: function (pointLabel) {
if (pointLabel.length > 10)
return pointLabel.substring(0, 10) + '...';
else
return pointLabel
}
}
},
scaleOverride: true,
scaleSteps: 5,
scaleStepWidth: 20,
scaleStartValue: 100,
};
var radarChartData = {
labels: ["Eating", "Drinking", "Sleeping", "Designing", "Coding", "Cycling", "Running"],
datasets: [
{
label: "My First dataset",
backgroundColor: "rgba(179,181,198,0.2)",
borderColor: "rgba(179,181,198,1)",
pointBackgroundColor: "rgba(179,181,198,1)",
pointBorderColor: "#fff",
pointHoverBackgroundColor: "#fff",
pointHoverBorderColor: "rgba(179,181,198,1)",
data: [65, 59, 90, 81, 56, 55, 40]
},
{
label: "My Second dataset",
backgroundColor: "rgba(255,99,132,0.2)",
borderColor: "rgba(255,99,132,1)",
pointBackgroundColor: "rgba(255,99,132,1)",
pointBorderColor: "#fff",
pointHoverBackgroundColor: "#fff",
pointHoverBorderColor: "rgba(255,99,132,1)",
data: [28, 48, 40, 19, 96, 27, 100]
}
]
};
var myRadarChart = new Chart(ctx, {
type: 'radar',
data: radarChartData,
options: options
}); |
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