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* \numexpr in \rotate error
@ 2019-10-16 15:02 context
  2019-10-16 15:23 ` Hans Hagen
  0 siblings, 1 reply; 2+ messages in thread
From: context @ 2019-10-16 15:02 UTC (permalink / raw)
  To: ConTeXt

[-- Attachment #1: Type: text/plain, Size: 1232 bytes --]

Hello,

the following code stopped working after today's Ctx update:

----
\setupexternalfigures[location=default]

\starttext
   %\externalfigure[hacker]
   \getrandomnumber\t{0}{20}
   \rotate[rotation=\numexpr\t-10\relax]{\externalfigure[dummy]}
\stoptext
----

with:

"
tex error       > tex error on line 6 in file 
X://Users/MMi/Akce/Ctyrkoly.RDS/Texty/VyjProj/~/t.mkiv: ! Missing 
\endcsname inserted

<to be read again>
\numexpr
\p_rotation_rotation ->\numexpr
                                 18-10\relax
\grph_rotate_finish_yes ...t \p_rotation_rotation
                                                   \endcsname \setbox 
\nextbo...
\grph_rotate_finish_indeed ...h_rotate_finish_yes
                                                   \fi \egroup
\syst_boxes_with_next_box ...rotate_finish_indeed
                                                   \egroup
l.6 ...=\numexpr\t-10\relax]{\externalfigure[dummy]}


1     \setupexternalfigures[location=default]
2
3     \starttext
4       %\externalfigure[hacker]
5       \getrandomnumber\T{0}{20}
6 >>    \rotate[rotation=\numexpr\T-10\relax]{\externalfigure[dummy]}
7     \stoptext
8
"

(My previous Ctx version was from about 4/2019).

What's wrong?

Best regards,

Lukas

[-- Warning: decoded text below may be mangled, UTF-8 assumed --]
[-- Attachment #2: t.mkiv --]
[-- Type: text/x-tex; name=t.mkiv, Size: 188 bytes --]

\setupexternalfigures[location=default]

\starttext
  %\externalfigure[hacker]
  \getrandomnumber\T{0}{20}
  \rotate[rotation=\numexpr\T-10\relax]{\externalfigure[dummy]}
\stoptext

[-- Attachment #3: t.pdf --]
[-- Type: application/pdf, Size: 41358 bytes --]

[-- Attachment #4: Type: text/plain, Size: 493 bytes --]

___________________________________________________________________________________
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^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: \numexpr in \rotate error
  2019-10-16 15:02 \numexpr in \rotate error context
@ 2019-10-16 15:23 ` Hans Hagen
  0 siblings, 0 replies; 2+ messages in thread
From: Hans Hagen @ 2019-10-16 15:23 UTC (permalink / raw)
  To: mailing list for ConTeXt users

On 10/16/2019 5:02 PM, context@vivaldi.net wrote:
> Hello,
> 
> the following code stopped working after today's Ctx update:
> 
> ----
> \setupexternalfigures[location=default]
> 
> \starttext
>    %\externalfigure[hacker]
>    \getrandomnumber\t{0}{20}
>    \rotate[rotation=\numexpr\t-10\relax]{\externalfigure[dummy]}
> \stoptext
> ----


\starttext
   \getrandomnumber\t{0}{20}
   \rotate[rotation=\the\numexpr\t-10\relax]{\externalfigure[dummy]}
   \rotate[rotation=\randomnumber{0}{20}]{\externalfigure[dummy]}
\stoptext



> with:
> 
> "
> tex error       > tex error on line 6 in file 
> X://Users/MMi/Akce/Ctyrkoly.RDS/Texty/VyjProj/~/t.mkiv: ! Missing 
> \endcsname inserted
> 
> <to be read again>
> \numexpr
> \p_rotation_rotation ->\numexpr
>                                  18-10\relax
> \grph_rotate_finish_yes ...t \p_rotation_rotation
>                                                    \endcsname \setbox 
> \nextbo...
> \grph_rotate_finish_indeed ...h_rotate_finish_yes
>                                                    \fi \egroup
> \syst_boxes_with_next_box ...rotate_finish_indeed
>                                                    \egroup
> l.6 ...=\numexpr\t-10\relax]{\externalfigure[dummy]}
> 
> 
> 1     \setupexternalfigures[location=default]
> 2
> 3     \starttext
> 4       %\externalfigure[hacker]
> 5       \getrandomnumber\T{0}{20}
> 6 >>    \rotate[rotation=\numexpr\T-10\relax]{\externalfigure[dummy]}
> 7     \stoptext
> 8
> "
> 
> (My previous Ctx version was from about 4/2019).
> 
> What's wrong?
> 
> Best regards,
> 
> Lukas
> 
> ___________________________________________________________________________________
> 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
> ___________________________________________________________________________________
> 


-- 

-----------------------------------------------------------------
                                           Hans Hagen | PRAGMA ADE
               Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
        tel: 038 477 53 69 | www.pragma-ade.nl | 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://context.aanhet.net
archive  : https://bitbucket.org/phg/context-mirror/commits/
wiki     : http://contextgarden.net
___________________________________________________________________________________

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2019-10-16 15:02 \numexpr in \rotate error context
2019-10-16 15:23 ` Hans Hagen

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