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Learn Chart.js
book

Learn Chart.js

by Helder da Rocha
February 2019
Beginner to intermediate content levelBeginner to intermediate
284 pages
6h 20m
English
Packt Publishing
Content preview from Learn Chart.js

Creating plugins

Plugins are the most efficient way to extend Chart.js. A plugin can insert code before and after different phases of the rendering cycle of a chart. At each phase, it can access the chart object and read configurable options. This can be used to change practically any property or behavior of the chart.

Plugins are designed to be reusable. During the previous chapters, we used several popular plugins to extend Chart.js in different ways. They are great to encapsulate complexity, but simple plugins can also be very useful.

In the last example, we created a download link for a PNG version of the chart. If you tried it, you may have noticed that the image has a transparent background. This is OK if your background is white, but ...

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Publisher Resources

ISBN: 9781789342482OtherErrata PagePurchase Link