API Reference

Reference documentation for the key methods you override when building a custom render object.

It's easy to forget the contract of a specific method, or to forget the typical implementation. These API docs provide targeted, concise instructions for implementing specific render object methods.


  • To gain a higher level understanding of the what, why, and how of render objects, see the Guides section.

  • To ground your understanding in real-world use-cases, see the Examples section.