diff options
Diffstat (limited to 'tex/context/base/ppchtex.tex')
| -rw-r--r-- | tex/context/base/ppchtex.tex | 28 |
1 files changed, 16 insertions, 12 deletions
diff --git a/tex/context/base/ppchtex.tex b/tex/context/base/ppchtex.tex index 2b8729597..474c75c42 100644 --- a/tex/context/base/ppchtex.tex +++ b/tex/context/base/ppchtex.tex @@ -2091,9 +2091,13 @@ % van de + en pijlen. De +, en dus ook de pijlen, worden omhoog % gehaald. Dit oogt m.i. fraaier. +\def\chemicalinnerclip#1% + {{\setbox0=\hbox{#1}\ht0\ht\strutbox\dp0\dp\strutbox\box0}} + \def\chemicalraise#1#2% - {{\setbox0=\hbox{$#1+$}% - \raise\dp0\hbox{$#1#2$}}} + {\chemicalinnerclip + {\setbox0=\hbox{$#1+$}% + \raise\dp0\hbox{$#1#2$}}} \def\chemicalinnersign#1% todo: \@@chemicaltextcolor {\chemicalraise{\@@localchemicalstyle}{#1}} @@ -2105,13 +2109,14 @@ {\chemicalraise{\@@localchemicalstyle}{\longrightarrow}} \def\chemicaldoubleinnerarrow#1#2% todo: \@@chemicaltextcolor - {\lower.2ex\hbox - {\setbox0=\hbox{$\@@localchemicalstyle\longrightarrow$}% - \setbox2=\hbox{$\@@localchemicalstyle\longleftarrow$}% - \wd0=0pt\raise\ht0\box0\box2}} + {\chemicalinnerclip + {\lower.2ex\hbox + {\setbox0=\hbox{$\@@localchemicalstyle\longrightarrow$}% + \setbox2=\hbox{$\@@localchemicalstyle\longleftarrow$}% + \wd0=0pt\raise\ht0\box0\box2}}} \def\chemicaltwintipinnerarrow#1#2% todo: \@@chemicaltextcolor - {\hbox + {\chemicalinnerclip {\setbox0=\hbox{\chemicalraise{\@@localchemicalstyle}{\longrightarrow}}% \setbox2=\hbox{\chemicalraise{\@@localchemicalstyle}{\longleftarrow}}% \wd0=0pt\box0\box2}} @@ -2150,11 +2155,10 @@ \def\chemicalinnermolecule#1#2#3% no mathop here, can generate space {\chemicalspace % todo: \@@chemicaltextcolor - \bgroup - \dosetsubscripts - \hbox{$\@@dochemicalstyle{\@@localchemicalstyle\strut#1}$}% - \doresetsubscripts - \egroup + \chemicalinnerclip + {\dosetsubscripts + $\@@dochemicalstyle{\@@localchemicalstyle\strut#1}$% + \doresetsubscripts}% \chemicalspace} \def\chemicaloutermolecule#1#2#3% |