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From: Hans Hagen via ntg-context <ntg-context@ntg.nl>
To: mailing list for ConTeXt users <ntg-context@ntg.nl>
Cc: Hans Hagen <j.hagen@xs4all.nl>, Pablo Rodriguez <oinos@gmx.es>
Subject: Re: \rotate[rotation=270] adds extra vertical space
Date: Fri, 22 Oct 2021 10:07:23 +0200	[thread overview]
Message-ID: <e6e588f3-8ca4-0576-3e39-7fab16e621ae@xs4all.nl> (raw)
In-Reply-To: <530765c7-3a19-5696-e5dc-2c216b8a2279@gmx.es>

On 10/21/2021 6:34 PM, Pablo Rodriguez via ntg-context wrote:
> Dear list,
> 
> I have the following imposition sample:
> 
>    \startbuffer[newbuff]
>    \showframe\showgrid
>    \setuppapersize[A3, landscape]
>    \setuplayout[width=middle]
>    \starttext
>    \dorecurse{4}{\null\page}
>    \stoptext
>    \stopbuffer
>    \startmode[*first]
>    \savebuffer[newbuff][A3page.tex, prefix=no]
>    \executesystemcommand{context --purgeall A3page.tex}
>    \stopmode
>    \showframe
>    \setuplayout[page]
>    \setuppapersize[A5][A4, landscape]
>    \setuparranging [2UP]
>    \setupinteractionscreen[option={landscape, paper}]
>    \starttext
>    \doiffile{A3page.pdf}
>    {\def\Doc{A3page.pdf}
>    \getfiguredimensions[\Doc]
>    \dorecurse{\noffigurepages}
>      {\ifodd\recurselevel
>        \rotate[rotation=90]
>          {\externalfigure[\Doc][page=\recurselevel, width=\textheight]}
>      \else\rotate[rotation=270]
>          {\externalfigure[\Doc][page=\recurselevel, width=\textheight]}
>      \fi}}
>    \stoptext
> 
> I’m afraid that if rotation values are 270 or 180, the imposed page has
> an extra vertical space before.
nicer demo:

\showframe

\starttext
     \topskip4cm
     \dostepwiserecurse{0}{360}{10}{
 
\ruledhbox{\rotate[rotation=#1]{\blackrule[width=\textheight,height=\textwidth,depth=0cm,color=darkred]}}
     }
     \dostepwiserecurse{0}{360}{10}{
 
\ruledhbox{\rotate[rotation=#1,location=high]{\blackrule[width=\textheight,height=\textwidth,depth=0cm,color=darkgreen]}}
     }
     \dostepwiserecurse{0}{360}{10}{
 
\ruledhbox{\rotate[rotation=#1,location=fit]{\blackrule[width=\textheight,height=\textwidth,depth=0cm,color=darkblue]}}
     }
     \dostepwiserecurse{0}{360}{10}{
 
\ruledhbox{\rotate[rotation=#1,location=middle]{\blackrule[width=\textheight,height=\textwidth,depth=0cm,color=darkcyan]}}
     }
     \dostepwiserecurse{0}{360}{10}{
 
\ruledhbox{\rotate[rotation=#1,location=depth]{\blackrule[width=\textheight,height=\textwidth,depth=0cm,color=darkmagenta]}}
     }
     \dostepwiserecurse{0}{360}{10}{
 
\ruledhbox{\rotate[rotation=#1,location=broad]{\blackrule[width=\textheight,height=\textwidth,depth=0cm,color=darkyellow]}}
     }
\stoptext


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  reply	other threads:[~2021-10-22  8:07 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-21 16:34 Pablo Rodriguez via ntg-context
2021-10-22  8:07 ` Hans Hagen via ntg-context [this message]
2021-10-22 15:04   ` Pablo Rodriguez via ntg-context

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