Due to the fact that the Image_Graph is currently in development phase, there is no documentation available in the manual. Amongst others a "Getting Started Guide" is available on an external site.

Extensive example code is available on an external site.

Article on PHPBuilder : More about PEAR's Image_Graph by Ian Gilfillan.

Usage example for Image_Canvas (Previous) Image_GraphViz (Next)
Last updated: Sat, 16 Feb 2019 — Download Documentation
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User Notes:

Note by: hever
The only usable (pretty) antialiasing seems to be supersampling like:
Note by: moosh
tuto : An Introduction to Graphs Using PEAR's Image_Graph Package