Cubism is a much misunderstood term in painting, and this site is going to do nothing to change that. The idea of having broken planes and different viewpoints in a picture is an easy thing to do in a joiner - perhaps too easy. There is surely a great potential here. The example shown doesn't necessarily fulfill that potential but you get the idea.

This example is at least an appropriate one. The Museum of Czech Cubism , Prague :

Cubist Museum, Prague