withproperties is an experimental, metafun extension that appears to cover color and pre/postscripts. It could be extended to cover withpen, etc.
Look at mp-mplib.mkiv. properties() returns an image object that can hold many things. The graph package does similar tricks. Alan On Sun, 23 Jul 2017 19:40:03 -0400 (EDT) Aditya Mahajan <adit...@umich.edu> wrote: > Hi, > > Is it possible to set pen width using properties(...)? The following > does not work (the color is set, but not the pen width): > > \starttext > \startMPcode > property p[] ; > p[1] := properties(withcolor red withpen pencircle scaled 1bp); > p[2] := properties(withcolor blue withpen pencircle scaled 10bp); > > draw fullcircle scaled 1cm withproperties p[1]; > draw fullcircle scaled 2cm withproperties p[2]; > \stopMPcode > \stoptext > > Also, what is the advantage of using properties over a simple def? > (except that I cannot def a suffixed variable). For example: > > \starttext > \startMPcode > def qA = withcolor red withpen pencircle scaled 1bp enddef; > def qB = withcolor blue withpen pencircle scaled 10bp enddef; > > draw fullcircle scaled 1cm qA; > draw fullcircle scaled 2cm qB; > > \stopMPcode > \stoptext > > Thanks, > Aditya > ___________________________________________________________________________________ > If your question is of interest to others as well, please add an > entry to the Wiki! > > maillist : ntg-context@ntg.nl / > http://www.ntg.nl/mailman/listinfo/ntg-context webpage : > http://www.pragma-ade.nl / http://context.aanhet.net archive : > https://bitbucket.org/phg/context-mirror/commits/ wiki : > http://contextgarden.net > ___________________________________________________________________________________ ___________________________________________________________________________________ If your question is of interest to others as well, please add an entry to the Wiki! maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context webpage : http://www.pragma-ade.nl / http://context.aanhet.net archive : https://bitbucket.org/phg/context-mirror/commits/ wiki : http://contextgarden.net ___________________________________________________________________________________