[NTG-context] Re: Transparency in external PDFs does not work

[Hans Hagen via ntg-context <ntg-context@ntg.nl>]

On 6/21/2024 2:41 PM, Gerion Entrup wrote:
> Am Mittwoch, 19. Juni 2024, 09:50:33 MESZ schrieb Hans Hagen:
>> On 6/18/2024 9:54 AM, Gerion Entrup wrote:
>>> Am Montag, 17. Juni 2024, 23:50:16 MESZ schrieb Hans Hagen:
>>>> On 6/17/2024 5:07 PM, Gerion Entrup wrote:
>>>>> Hi,
>>>>>
>>>>> I'm using LaTeX-Beamer and TikZ for figure typesetting.
>> If you use that kind of simple graphics, you can avoid this transparency
>> hacking by using metafun:
>>
>> \setupbodyfont[dejavu]
>>
>> \starttext
>>
>> \startuseMPgraphic{test}
>>       pickup pencircle scaled 2mm ;
>>       draw fullcircle scaled 3cm withcolor darkred  withstacking 1 ;
>>       draw fullcircle scaled 2cm withcolor darkblue withstacking 2 ;
>>       draw textext("one")   withcolor darkgreen withstacking 11 ;
>>       draw textext("two")   withcolor darkgreen withstacking 12 ;
>>       draw textext("three") withcolor darkgreen withstacking 13 ;
>> \stopuseMPgraphic
>>
>> \startTEXpage[offset=.25ts]
>>       \useMPgraphic{test}{stacking={1,11}}
>> \stopTEXpage
>>
>> \startTEXpage[offset=.25ts]
>>       \useMPgraphic{test}{stacking={2,12}}
>> \stopTEXpage
>>
>> \startTEXpage[offset=.25ts]
>>       \useMPgraphic{test}{stacking={1,2,13}}
>> \stopTEXpage
>>
>> \stoptext
>>
>> It's an already old feature but probably not that well known. If needed
>> I can make something similar at the tex end.
>>
>> Hans
> 
> Thank you for the example, but learning metafun is another chapter and the
> graphics are much more complicated than the minimal example given.
> 
> I saw that you pushed an updated version that fixes the bug [1]. Thank you!
> 
> Gerion
> 
> [1] https://github.com/contextgarden/context/commit/0bcdd3ce47a406ed7852724504e3efe28bc2d9e1#diff-603950e83d66ef32e79066259f4f456250f9f3ae795ade93db2df48d0da1034d
The next upload will have an example of something similar at the \TEX\ 
end (i made it a few days ago but no upload yet). An exmaple can (then) 
be found in:

   stacking-001.tex

in the test suite.

Hans


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