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binding correction (BCOR) only applied to the left #87

Closed s9105947 closed 1 year ago

s9105947 commented 1 year ago

Dear Maintainer,

when using the option cdgeometry=asymmetric for a double-page layout, and setting a binding correction with BCOR, the binding correction is only applied to the left side.

Steps to Reproduce

Create a document using the following options:

\documentclass[cdgeometry=asymmetric,BCOR=3mm,twoside,openright]{tudscrreprt}

Expected Behavior

The binding correction (BCOR=3mm) is applied to the inner side, i.e. pages on the left (even) have extra space on the right, pages on the right (odd) have extra space on the left.

Actual Behavior

The binding correction is always applied to the left side, i.e. to the inner side for pages on the right, and to the outer side for pages on the left.

Further Notes

I tested BCOR=3mm, but any value seems to work.

I have not checked which combinations of other parameters affect this.

I could not find any related issues online, i.e. this seems to be a tudscr-specific problem (instead of applying to all of KOMA).

I can prepare a minimal document or can carry out further testing if required. I'm not sure how to solve this, but if you give me some hints I can try to prepare a PR.

mrpiggi commented 1 year ago

Hi,

this isn't true. Just set a very huge value for BCOR like this:

\documentclass[cdgeometry=asymmetric,BCOR=50mm,twoside,openright]{tudscrreprt}
\usepackage{blindtext}
\begin{document}
\Blinddocument
\end{document}

As mentioned in the manual, the combination of twoside with cdgeometry=asymmetric is all but optimal as the latter setting forces the asymmetric layout with a greater left (not inner) margin disregarding page number being odd or even.

This said, you could easily go with cdgeometry=symmetric/centred or see, if cdgeometry=twoside/balanced fits your needs.

s9105947 commented 1 year ago

Hi,

thanks for the follow up. I mistook asymmetric as "another setup for twopage", which it is not (as I see now). Hence my confusion.

Thanks again.