chartjs : how to set custom scale in bar chart
Also include scaleStartValue
and scaleStepWidth
as stated in docs.
Example
This example creates a bar chart with Y-axis starting at 0 and ending at 900. To do that, step width is set to 100 and number of steps are set to 9.
HTML
<!DOCTYPE html>
<html lang="en">
<head>
<script src="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/1.0.2/Chart.min.js"></script>
<meta charset="utf-8">
<title>JS Bin</title>
</head>
<body>
<canvas id="income" width="600" height="400"></canvas>
</body>
</html>
JS
var barData = {
labels : ["January","February","March","April","May","June"],
datasets : [
{
fillColor : "#48A497",
strokeColor : "#48A4D1",
data : [456,479,324,569,702,600]
},
{
fillColor : "rgba(73,188,170,0.4)",
strokeColor : "rgba(72,174,209,0.4)",
data : [364,504,605,400,345,320]
}
]
};
var income = document.getElementById("income").getContext("2d");
new Chart(income).Bar(barData, {
animation:false,
scaleOverride:true,
scaleSteps:9,
scaleStartValue:0,
scaleStepWidth:100
});
var myChart = new Chart(ctx, {
type: 'bar',
data:data,
options: {
responsive: true,
scales: {
yAxes: [{
ticks: {
beginAtZero: true,
steps: 10,
stepValue: 6,
max: 60 //max value for the chart is 60
}
}
}]
}
}
});