New answers tagged documentation
If you are referring Donald Knuth and Silvio Levy's CWEB system of structured documentation, and you have a TeXLive installation, you can find the CWEB documentation in the texmf-dist/doc/plain/cweb directory in your texlive tree. In a standard Linux installation the path is /usr/local/texlive/2014/texmf-dist/doc/plain/cweb. There you will find ...
The Tikz/PGF manual is very detailed, or you could look at the source code itself. Depending on your goals, you might want to use the underlying PGF tools instead of the Tikz tools intended for user legibility, because that would probably be easier to program. Also please release for mac! Good luck!
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