diff options
author | Karl Berry <karl@freefriends.org> | 2024-05-09 19:26:34 +0000 |
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committer | Karl Berry <karl@freefriends.org> | 2024-05-09 19:26:34 +0000 |
commit | fe6cfb68f83442d7286c95854171e71439f3b316 (patch) | |
tree | ac0b4386cd42f3c10877fd9e0f7a077197981be6 /Master/texmf-dist/tex/plain | |
parent | d169edd133559570bfd9f10d0d0d0a19f7740761 (diff) |
ifis-macros (9may24)
git-svn-id: svn://tug.org/texlive/trunk@71220 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/texmf-dist/tex/plain')
-rw-r--r-- | Master/texmf-dist/tex/plain/ifis-macros/ifisdimension.tex | 93 | ||||
-rw-r--r-- | Master/texmf-dist/tex/plain/ifis-macros/ifisinteger.tex | 44 |
2 files changed, 137 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/plain/ifis-macros/ifisdimension.tex b/Master/texmf-dist/tex/plain/ifis-macros/ifisdimension.tex new file mode 100644 index 00000000000..35ba85b134e --- /dev/null +++ b/Master/texmf-dist/tex/plain/ifis-macros/ifisdimension.tex @@ -0,0 +1,93 @@ +\catcode`\@=11 +\newif\ifII@itis %% reused from \ifisint %% +\def\II@rmsign #1{\ifx#1+\else\ifx#1-\else %% + \II@endrm#1\fi\fi\II@rmsign}% remove signs: %% +\def\II@endrm #1\fi\fi#2{\fi\fi#1}% `+' & `-' %% +\let\Boolend=\iffalse \font\II@font=cmr10 % %% +\let\IIcurrentmode=\errorstopmode % CONFIGURE %% +\def\II@W{W}\def\II@octW{'W}\def\II@hexW{"W}% %% +%% declarations +\newdimen\II@frac +\countdef\II@cnt=255 \dimendef\II@dim=255 +%% helper macros; some use \ifisint's sentinel W +\def\II@bad #1#2#3#4#5#6\II@end{% numeric part + \def\II@id{#1W}% is missing but maybe with unit + \edef\II@X{#6}\ifx\II@X\empty + \edef\II@X{#5}\ifx\II@X\empty\else\II@Bad\fi + \else \edef\II@X{\II@mklc#2#3#4W}% + \ifx\II@X\II@rueW + \else\ifx\II@X\II@truW\II@Bad + \else \II@itistrue + \fi\fi\fi} +\def\II@rueW{rueW}\def\II@truW{truW} +\def\II@Bad{\ifx\II@id\II@W + \else\ifx\II@id\II@octW + \else\ifx\II@id\II@hexW + \else \II@itistrue + \fi\fi\fi} +\def\II@mklc #1{\if#1pp\else\if#1Pp\else + \if#1tt\else\if#1Tt\else + \if#1bb\else\if#1Bb\else + \if#1ss\else\if#1Ss\else + \if#1rr\else\if#1Rr\else + \if#1uu\else\if#1Uu\else + \if#1ee\else\if#1Ee\else + \II@endlc#1\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi + \fi\fi\fi \II@mklc}% `W' and `m' stop \II@mklc +\def\II@endlc #1\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi + \fi\fi\fi\fi#2{\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi + \fi\fi\fi\fi#1} +\def\II@getfrac #1mm\II@end{\global\II@frac=0#1} +\def\II@getcalc{%\II@calc=coerced\II@int\II@frac + \ifdim\II@unit=26.11119pt % \II@unit is ``pt'' + \II@dim=\ifnum\II@int<16384 + \II@int\else 0\fi pt + \else\ifdim\II@unit=27.77786pt % it is ``bp'' + \II@dim=\ifnum\II@int<16323 + \II@int\else 0\fi bp + \else\ifdim\II@unit=26.16673pt % it is ``sp'' + \II@dim=\ifnum\II@int<1073741824 + \II@int\else 0\fi sp + \else \II@dim=0pt \fi\fi\fi + \II@cnt=\II@dim \advance\II@cnt by \II@frac + \edef\II@calc{\number\II@cnt}} +\def\II@point #1#2\II@end{% assign digits of the + \afterassignment\II@mklc % fraction to \II@cnt + \ifx#1.\II@cnt=0#2% + \else\ifx#1,\II@cnt=0#2% + \else \II@cnt=0#1#2% + \fi\fi} +\def\II@getunit #1{\afterassignment\II@hdlfrac + \II@cnt=#1\relax} +\def\II@rmtrue{\ifdim\wd0>40pt \the\II@dim + \else \the\wd0 \fi} +%% main macro +\def\ifisdim #1\Boolend{\II@itisfalse % S1.3 + \edef\II@dist{\II@rmsign#1mm}% S1.1 + \edef\II@dist{\expandafter\II@rmsign\II@dist}% + \expandafter\II@bad + \II@dist\empty\empty\empty\empty\II@end % S1.2 + \ifII@itis % S4.1, S4.4 + \wlog{=== start ignore}\batchmode\begingroup + \setbox0=\hbox{\II@font + \afterassignment\II@getfrac + \II@cnt=\II@dist\II@end % S2.2 + \xdef\II@int{\the\II@cnt}}% S2.1 + \setbox0=\hbox{\II@font + \afterassignment\II@point + \II@cnt=\II@dist\II@end}\II@dim=\wd0 + \advance\II@dim by -17.80559pt % width `true' + \xdef\II@unit{\II@rmtrue}% S2.3 + \setbox0=\hbox{\II@font\II@dim=#1mm% S3.1 + \xdef\II@val{\ifdim\II@dim<0pt-\fi + \the\II@dim}}% + \xdef\II@wd{\the\wd0}% + \endgroup\IIcurrentmode\wlog{=== stop ignore}% + \ifdim\II@wd=16.66672pt % width ``mm'' S3.2 + \ifdim\II@val=\maxdimen \II@getcalc + \ifnum\II@calc=1073741823 % S4.2 + \else \II@itisfalse % S4.3 + \fi\fi + \else \II@itisfalse % S3.3 + \fi\fi \ifII@itis} +\catcode`\@=12 diff --git a/Master/texmf-dist/tex/plain/ifis-macros/ifisinteger.tex b/Master/texmf-dist/tex/plain/ifis-macros/ifisinteger.tex new file mode 100644 index 00000000000..5249c2fa6cb --- /dev/null +++ b/Master/texmf-dist/tex/plain/ifis-macros/ifisinteger.tex @@ -0,0 +1,44 @@ +\catcode`\@=11 % use the private prefix ``II@'' +\newif\ifII@itis % main result of the macro +%% helper macros +\def\II@rmsign #1{\ifx#1+\else\ifx#1-\else + \II@endrm#1\fi\fi\II@rmsign} +\def\II@endrm #1\fi\fi#2{\fi\fi#1} +\def\II@zeros #1{\ifx#1''\else\ifx#1""\else + \II@cont#1\fi\fi\II@zeros} +\def\II@cont #1\fi\fi#2{\fi\fi\II@hdlzero#1} +\def\II@hdlzero #1{\ifx#10 \else + \II@xchgfi #1\fi\II@hdlzero} +\def\II@xchgfi #1\fi#2{\fi\ifx#1`\else0\fi#1} +%% constants with the sentinel `W' +\def\II@cfd{02147483647W}% canonical forms with +\def\II@cfh{"07FFFFFFFW}% W of TeX's max integer +\def\II@cfo{'017777777777W}% in dec, hex, oct +\def\II@W{W}\def\II@hexW{"W}% all unsigned input +\def\II@octW{'W}% with W for which TeX inserts 0 +%% assignments +\let\Boolend=\iffalse \font\II@font=cmr10 +\let\IIcurrentmode=\errorstopmode % CONFIGURE +%% main macro +\def\ifisint #1\Boolend{\II@itisfalse % see S1.2 + \edef\II@digs{\II@rmsign#1W}% S1.1 with 2 \edef + \edef\II@digs{\expandafter\II@rmsign\II@digs}% + \ifx\II@digs\II@W\else\ifx\II@digs\II@octW + \else\ifx\II@digs\II@hexW\else % S1.2 finished + \edef\II@cf{\expandafter\II@zeros\II@digs}% S2 + \wlog{=== start ignore}\batchmode\begingroup + \setbox0=\hbox{\count255=\II@cf + \xdef\II@val{\the\count255}}% + \setbox0=\hbox{\II@font\count255=#1W}% S3.1 + \xdef\II@wd{\the\wd0}% + \endgroup\IIcurrentmode\wlog{=== stop ignore}% + \ifdim\II@wd=10.2778pt % \wd of hbox `W'; S3.2 + \II@itistrue \ifnum\II@val=2147483647 % S4.1 + \ifx\II@cf\II@cfd + \else\ifx\II@cf\II@cfh + \else\ifx\II@cf\II@cfo % S4.2 + \else \II@itisfalse % S4.3 + \fi\fi\fi\fi + \else \II@itisfalse % S3.3 + \fi\fi\fi\fi \ifII@itis} +\catcode`\@=12 |