* missing btex ..etex in mp figure @ 2008-05-15 23:42 luigi scarso 2008-05-16 9:49 ` Taco Hoekwater 0 siblings, 1 reply; 4+ messages in thread From: luigi scarso @ 2008-05-15 23:42 UTC (permalink / raw) To: mailing list for ConTeXt users In \starttext \startTEXpage \startlua metapost.process("metafun",{"beginfig(1);", "a=.7in; b=0.5in;", "z0=(0,0); z1=(a,0); z2=(0,b);", "z0=.5[z1,z3]=.5[z2,z4];", "draw z1..z2..z3..z4..cycle;", "drawarrow z0..z1;", "drawarrow z0..z2;", "label.top(btex $a$ etex, .5[z0,z1]);", "label.lft(btex $b$ etex, .5[z0,z2]);", "endfig;"}) \stoplua \stopTEXpage \stoptext there are no labels, but I believe that it's wrong. -- luigi it's new . it's powerful . it's luatex . http://www.luatex.org ___________________________________________________________________________________ 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://tex.aanhet.net archive : https://foundry.supelec.fr/projects/contextrev/ wiki : http://contextgarden.net ___________________________________________________________________________________ ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: missing btex ..etex in mp figure 2008-05-15 23:42 missing btex ..etex in mp figure luigi scarso @ 2008-05-16 9:49 ` Taco Hoekwater 2008-05-17 15:41 ` Hans Hagen 0 siblings, 1 reply; 4+ messages in thread From: Taco Hoekwater @ 2008-05-16 9:49 UTC (permalink / raw) To: mailing list for ConTeXt users luigi scarso wrote: > In > > \starttext > \startTEXpage > \startlua > metapost.process("metafun",{"beginfig(1);", > "a=.7in; b=0.5in;", > "z0=(0,0); z1=(a,0); z2=(0,b);", > "z0=.5[z1,z3]=.5[z2,z4];", > "draw z1..z2..z3..z4..cycle;", > "drawarrow z0..z1;", > "drawarrow z0..z2;", > "label.top(btex $a$ etex, .5[z0,z1]);", > "label.lft(btex $b$ etex, .5[z0,z2]);", > "endfig;"}) > \stoplua > \stopTEXpage > \stoptext > > there are no labels, but I believe that it's wrong. The MPlib library embedded in luatex does not actually support btex .. etex blocks. It is planned to intercept such blocks in the mkiv lua code, but for now, just use textext(). Best wishes, Taco ___________________________________________________________________________________ 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://tex.aanhet.net archive : https://foundry.supelec.fr/projects/contextrev/ wiki : http://contextgarden.net ___________________________________________________________________________________ ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: missing btex ..etex in mp figure 2008-05-16 9:49 ` Taco Hoekwater @ 2008-05-17 15:41 ` Hans Hagen 2008-05-17 17:41 ` luigi scarso 0 siblings, 1 reply; 4+ messages in thread From: Hans Hagen @ 2008-05-17 15:41 UTC (permalink / raw) To: mailing list for ConTeXt users Taco Hoekwater wrote: > > luigi scarso wrote: >> In >> >> \starttext >> \startTEXpage >> \startlua >> metapost.process("metafun",{"beginfig(1);", >> "a=.7in; b=0.5in;", >> "z0=(0,0); z1=(a,0); z2=(0,b);", >> "z0=.5[z1,z3]=.5[z2,z4];", >> "draw z1..z2..z3..z4..cycle;", >> "drawarrow z0..z1;", >> "drawarrow z0..z2;", >> "label.top(btex $a$ etex, .5[z0,z1]);", >> "label.lft(btex $b$ etex, .5[z0,z2]);", >> "endfig;"}) >> \stoplua >> \stopTEXpage >> \stoptext >> >> there are no labels, but I believe that it's wrong. > > The MPlib library embedded in luatex does not actually > support btex .. etex blocks. > > It is planned to intercept such blocks in the mkiv lua > code, but for now, just use textext(). why not use \starttext \startMPpage a=.7in; b=0.5in; z0=(0,0); z1=(a,0); z2=(0,b); z0=.5[z1,z3]=.5[z2,z4]; draw z1..z2..z3..z4..cycle; drawarrow z0..z1; drawarrow z0..z2; label.top(btex $a$ etex, .5[z0,z1]); label.lft(btex $b$ etex, .5[z0,z2]); endfig; \stopMPpage \stoptext this uses: metapost.graphic(mpsformat,str,preamble) which does intercept the btex/etex ----------------------------------------------------------------- Hans Hagen | PRAGMA ADE Ridderstraat 27 | 8061 GH Hasselt | The Netherlands tel: 038 477 53 69 | fax: 038 477 53 74 | www.pragma-ade.com | www.pragma-pod.nl ----------------------------------------------------------------- ___________________________________________________________________________________ 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://tex.aanhet.net archive : https://foundry.supelec.fr/projects/contextrev/ wiki : http://contextgarden.net ___________________________________________________________________________________ ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: missing btex ..etex in mp figure 2008-05-17 15:41 ` Hans Hagen @ 2008-05-17 17:41 ` luigi scarso 0 siblings, 0 replies; 4+ messages in thread From: luigi scarso @ 2008-05-17 17:41 UTC (permalink / raw) To: mailing list for ConTeXt users Ok. In next example, f>0 is hide \starttext \startTEXpage\startMPcode %beginfig(2); h=2in; w=2.7in; path p[], q[], pp; for i=1.5,2,4: ii := i**2; p[i] = (w/ii,h){1/ii,-1}...(w/i,h/i)...(w,h/ii){1,-1/ii}; endfor for i=.5,1.5: q[i] = origin..(w,i*h) cutafter p1.5; endfor pp = buildcycle(q0.5, p2, q1.5, p4); fill pp withcolor .8white; z0=center pp; picture lab; lab=thelabel(btex $f>0$ etex, z0); unfill bbox lab; draw lab; draw q0.5; draw p2; draw q1.5; draw p4; makelabel.top(btex $P$ etex, p2 intersectionpoint q0.5); makelabel.rt(btex $Q$ etex, p2 intersectionpoint q1.5); %endfig; \stopMPcode\stopTEXpage \stoptext -- luigi it's new . it's powerful . it's luatex . http://www.luatex.org ___________________________________________________________________________________ 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://tex.aanhet.net archive : https://foundry.supelec.fr/projects/contextrev/ wiki : http://contextgarden.net ___________________________________________________________________________________ ^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2008-05-17 17:41 UTC | newest] Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2008-05-15 23:42 missing btex ..etex in mp figure luigi scarso 2008-05-16 9:49 ` Taco Hoekwater 2008-05-17 15:41 ` Hans Hagen 2008-05-17 17:41 ` luigi scarso
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