Posted by hsrai on Oct 17, 2012; 6:18pm
URL: https://forum.librecad.org/LibreCAD-for-Beginners-tp5707148p5707162.html

As for as I understand, LibreCAD is extended from QCAD. See if you can take advantage from:

http://www.ribbonsoft.com/doc/qcad/3.0/developer/