diff options
Diffstat (limited to 'tex/context/base/mkiv/supp-box.mkiv')
| -rw-r--r-- | tex/context/base/mkiv/supp-box.mkiv | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/tex/context/base/mkiv/supp-box.mkiv b/tex/context/base/mkiv/supp-box.mkiv index f0178f41b..7a073fc84 100644 --- a/tex/context/base/mkiv/supp-box.mkiv +++ b/tex/context/base/mkiv/supp-box.mkiv @@ -2128,7 +2128,27 @@ %D %D \leavevmode\getbuffer +\def\boxisempty#1% + {\ifdim\wd#1=\zeropoint + \ifdim\ht#1=\zeropoint + \ifdim\dp#1=\zeropoint + \zerocount + \else + \plusone + \fi + \else + \plusone + \fi + \else + \plusone + \fi} + \def\syst_boxes_overlay_process + {\ifcase\boxisempty\nextbox\else + \syst_boxes_overlay_process_indeed + \fi} + +\def\syst_boxes_overlay_process_indeed {%\removeunwantedspaces % already done \scratchdepth\dp\ifdim\dp\nextbox>\dp\processbox\nextbox\else\processbox\fi \ifdim\ht\nextbox>\ht\processbox |