[NTG-context] Problem with MkIV and TikZ picture remembering

Hans Hagen pragma at wxs.nl
Sun Mar 8 12:55:36 CET 2015


On 3/8/2015 12:26 PM, Wolfgang Schuster wrote:
>
>> Am 08.03.2015 um 11:11 schrieb Hans Hagen <pragma at wxs.nl
>> <mailto:pragma at wxs.nl>>:
>>
>> this should help:
>>
>> \unexpanded\def\writeviatex#1#2%
>>  {\ifx\normalwrite\relax\else
>>    % the \detokenize makes sure we don't expand \noexpanded macros
>>     \normalwrite#1{\detokenize{#2}}%
>>   \fi}
>>
>> (in future version i might replace write completely)
>
> Only partially because the saved positions from \pdfsavepos are wrong.

in what sense wrong?


> %%%% begin example
> \newwrite\testwrite
>
> \immediate\openout\testwrite=\jobname-testwrite.tmp
>
> \parindent=1cm
>
> \starttext
>
>
> \indent\pdfsavepos\write\testwrite{1:\number\pdflastxpos:\number\pdflastypos}
>
> \noindent\pdfsavepos\write\testwrite{2:\number\pdflastxpos:\number\pdflastypos}
>
> \page
>
>
> \indent\pdfsavepos\write\testwrite{3:\number\pdflastxpos:\number\pdflastypos}
>
> \noindent\pdfsavepos\write\testwrite{4:\number\pdflastxpos:\number\pdflastypos}
>
> \page
>
>
> \indent\pdfsavepos\write\testwrite{5:\number\pdflastxpos:\number\pdflastypos}
>
> \noindent\pdfsavepos\write\testwrite{6:\number\pdflastxpos:\number\pdflastypos}
>
> \stoptext
> %%%% end example
>
> Wolfgang
>
>
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