Is there a way to iterate over all PGF keys that have been defined previously? My idea is to capture the value of all keys in order to do Proper nesting of tikzpicture environments: Reset all PGF ...
I'm still improving my answer to Need help creating a 3D cube from a 2D set of nodes in TikZ. One of the options should be to emphasize the edges of the cuboid. This would mean e.g. \draw[red, very ...
In the main part of the tikzpicture I'd like to simply create blocks. So I need somewhere in theirs' style definition to perform tracking of their common bounding rectangle. I've tried to access ...