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Diffstat (limited to 'tex/context/base/math-frc.mkii')
-rw-r--r-- | tex/context/base/math-frc.mkii | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/tex/context/base/math-frc.mkii b/tex/context/base/math-frc.mkii new file mode 100644 index 000000000..fa319bc4a --- /dev/null +++ b/tex/context/base/math-frc.mkii @@ -0,0 +1,66 @@ +%D \module +%D [ file=math-frc, +%D version=2007.07.19, +%D title=\CONTEXT\ Math Macros, +%D subtitle=Fractions, +%D author={Hans Hagen \& Taco Hoekwater \& Aditya Mahajan}, +%D date=\currentdate, +%D copyright=\PRAGMA] +%C +%C This module is part of the \CONTEXT\ macro||package and is +%C therefore copyrighted by \PRAGMA. See mreadme.pdf for +%C details. + +\writestatus{loading}{ConTeXt Math Macros / Fractions} + +\unprotect + +\def\exmthfont#1{\symbolicsizedfont#1\plusone{MathExtension}} + +\def\domthfrac#1#2#3#4#5#6#7% + {\begingroup + \mathsurround\zeropoint + \setbox0\hbox{$#1 #6$}% + \setbox2\hbox{$#1 #7$}% + \dimen0\wd0 + \ifdim\wd2>\dimen0 \dimen0\wd2 \fi + \setbox4\hbox to \dimen0{\exmthfont#2#3\leaders\hbox{#4}\hss#5}% + \mathord{\vcenter{{\offinterlineskip + \hbox to \dimen0{\hss\box0\hss}% + \kern \ht4% + \hbox to \dimen0{\hss\copy4\hss}% + \kern \ht4% + \hbox to \dimen0{\hss\box2\hss}}}}% + \endgroup} + +\def\domthsqrt#1#2#3#4#5% + {\begingroup + \mathsurround\zeropoint + \setbox0\hbox{$#1 #5$}% + \dimen0=1.05\ht0 \advance\dimen0 1pt \ht0 \dimen0 + \dimen0=1.05\dp0 \advance\dimen0 1pt \dp0 \dimen0 + \dimen0\wd0 + \setbox4\hbox to \dimen0{\exmthfont#2\leaders\hbox{#3}\hfill#4}% + \delimitershortfall=0pt + \nulldelimiterspace=0pt + \setbox2\hbox{$\left\delimiter"0270370 \vrule height\ht0 depth \dp0 width0pt + \right.$}% + \mathord{\vcenter{\hbox{\copy2 + \rlap{\raise\dimexpr\ht2-\ht4\relax\copy4}\copy0}}}% + \endgroup} + +\def\mthfrac#1#2#3#4#5{\mathchoice + {\domthfrac\displaystyle \textface {#1}{#2}{#3}{#4}{#5}} + {\domthfrac\textstyle \textface {#1}{#2}{#3}{#4}{#5}} + {\domthfrac\scriptstyle \scriptface {#1}{#2}{#3}{#4}{#5}} + {\domthfrac\scriptscriptstyle\scriptscriptface{#1}{#2}{#3}{#4}{#5}}} + +\def\mthsqrt#1#2#3{\mathchoice + {\domthsqrt\displaystyle \textface {#1}{#2}{#3}} + {\domthsqrt\textstyle \textface {#1}{#2}{#3}} + {\domthsqrt\scriptstyle \textface {#1}{#2}{#3}} + {\domthsqrt\scriptscriptstyle\textface {#1}{#2}{#3}}} + +% temp here + +\protect \endinput |