From 7e74ffe0a9d51ecf26ee0aeb73493379770d5193 Mon Sep 17 00:00:00 2001 From: Karl Berry Date: Mon, 3 Nov 2014 21:51:47 +0000 Subject: perfectcut (3nov14) git-svn-id: svn://tug.org/texlive/trunk@35501 c570f23f-e606-0410-a88d-b1316a301751 --- .../texmf-dist/tex/latex/perfectcut/perfectcut.sty | 615 ++++++++++++--------- 1 file changed, 343 insertions(+), 272 deletions(-) (limited to 'Master/texmf-dist/tex/latex/perfectcut') diff --git a/Master/texmf-dist/tex/latex/perfectcut/perfectcut.sty b/Master/texmf-dist/tex/latex/perfectcut/perfectcut.sty index 036750b09fd..87baaff7904 100644 --- a/Master/texmf-dist/tex/latex/perfectcut/perfectcut.sty +++ b/Master/texmf-dist/tex/latex/perfectcut/perfectcut.sty @@ -9,18 +9,20 @@ %%% or (at your option) any later version. Refer to the README file. %%% %%% -\ProvidesPackage{perfectcut}[02/02/2014 Perfect Cut v1.9] +\ProvidesPackage{perfectcut}[03/11/2014 Perfect Cut v2.0] %%% Option processing \newif\ifcut@mathstyle@ \cut@mathstyle@true \newif\ifcut@realVert@ \cut@realVert@false +\newif\ifcut@fixxits@ +\cut@fixxits@false \DeclareOption{nomathstyle}{\cut@mathstyle@false} \let\cutstyle\textstyle \DeclareOption{realVert}{\cut@realVert@true} +\DeclareOption{fixxits}{\cut@fixxits@true} \ProcessOptions* %%% End option processing -\RequirePackage{amsmath} \RequirePackage{graphicx} \RequirePackage{calc} \newmuskip\cutangleskip @@ -28,40 +30,57 @@ \newmuskip\cutinterbarskip \newmuskip\cutangleouterskip \newif\ifcutdebug -%%% -\newcommand{\cutprimitive}[2]{\cut@{#1}{#2}} -\newcommand{\cutbraprimitive}[1]{\cut@bra{#1}} -\newcommand{\cutketprimitive}[1]{\cut@ket{#1}} -\let\perfectcut\cutprimitive -\let\perfectbra\cutbraprimitive -\let\perfectket\cutketprimitive -%%% The following variables can be redefined in your preamble +%%% Exported commands +%%See end of file for a more detailed description of the commands +\newcommand{\perfectcut}[2]{\cut@{#1}{#2}}%% displays <#1||#2> +\newcommand{\perfectbra}[1]{\cut@bra{#1}}%% displays <#1| +\newcommand{\perfectket}[1]{\cut@ket{#1}}%% displays |#2> +\let\cutprimitive\perfectcut%backward compat +\let\cutbraprimitive\perfectbra%backward compat +\let\cutketprimitive\perfectket%backward compat +\newcommand{\perfectcase}[2]{\cut@case{#1}{#2}}%% displays [#1|#2] +\newcommand{\perfectbrackets}[1]{\cut@brackets{#1}}%% displays [#1] +\newcommand{\perfectparens}[1]{\cut@parens{#1}}%% displays (#1) +\newcommand{\perfectunary}[4]{\cut@customUnary{#1}{#2}{#3}{#4}}%% displays + %% #2#3#4 where #2 and #4 are delimiters. The size of the delimiters is + %% computed according to #1 which must be one of IncreaseHeight, + %% CurrentHeight, or CurrentHeightPlusOne. +\newcommand{\perfectbinary}[6]{\cut@customBinary{#1}{#2}{#3}{#4}{#5}{#6}}%% + %% displays #2#3#4#5#6 where #2, #4 and #6 are delimiters. The size of the + %% delimiters is computed according to #1 which must be one of IncreaseHeight, + %% CurrentHeight, or CurrentHeightPlusOne. +%% The following variables can be redefined in your preamble \cutbarskip=5.0mu plus 8.0mu minus 2.0mu \cutangleskip=0.0mu plus 8mu minus 1.0mu \cutangleouterskip=0.0mu plus 8mu minus 0.0mu -\cutinterbarskip=0.8mu plus 0mu minus 0mu -\cutdebugfalse%print the size after each \rangle? -%%% -%%%\nthleft{4}\langle ==> fourth size of \langle; begins at 0 +\cutinterbarskip=1.4mu plus 0mu minus 0mu +\cutdebugfalse%% print the size after each \rangle? +%%% Various reimplementations of \left, \right and \middle. +%% \nthleft{4}\langle ==> fourth size of \langle; begins at 0 \newcommand{\nthleft}[2]{\cut@nthldelim{#1}{#2}} -%%%same for right and middle \newcommand{\nthright}[2]{\cut@nthrdelim{#1}{#2}} \newcommand{\nthmiddle}[2]{\cut@nthmdelim{#1}{#2}} -%%%\lenleft{3mm}\langle ===> \langle of size at least 3mm -%%%in math mode it is preferable to use math units such as 10mu,... -%%%however only regular units are implemented now. +%% \matchleft{\big\langle}| ===> | of the same size as \big\langle obtained +%% by resizing the closest glyph +\newcommand{\matchleft}[2]{\cut@matchingldelim{#1}{#2}} +\newcommand{\matchright}[2]{\cut@matchingrdelim{#1}{#2}} +\newcommand{\matchmiddle}[2]{\cut@matchingmdelim{#1}{#2}} +%% \lenleft{3mm}\langle ===> \langle of size at least 3mm +%% (in math mode it is preferable to use math units such as 10mu,... +%% however only regular units are implemented now.) \newcommand{\lenleft}[2]{\cut@lengthldelim{#1}#2} -%%%same for right and middle \newcommand{\lenright}[2]{\cut@lengthrdelim{#1}#2} \newcommand{\lenmiddle}[2]{\cut@lengthmdelim{#1}#2} -%%%\reallenleft{3mm}\langle ===> \langle of size 3mm by resizing the -%%%closest glyph +%% \reallenleft{3mm}\langle ===> \langle of size 3mm by resizing the +%% closest glyph \newcommand{\reallenleft}[2]{\cut@reallengthldelim{#1}{#2}} -%%%same for right and middle \newcommand{\reallenright}[2]{\cut@reallengthrdelim{#1}{#2}} \newcommand{\reallenmiddle}[2]{\cut@reallengthmdelim{#1}{#2}} -% setting up mathstyle + +%%% Preliminary commands + +%% setting up mathstyle \ifcut@mathstyle@ \RequirePackage{mathstyle} \def\currentcutstyle{\currentmathstyle} @@ -69,13 +88,7 @@ \def\currentcutstyle{\cutstyle} \fi -%setting up realVert -\ifcut@realVert@ - \def\cut@bar{\cut@Vert} -\else - \def\cut@bar{\cut@vert} -\fi - +%% sets the behaviour of delimiters to always grow while evaluating #1 \newcommand{\cut@setshortfall}[1]{% \skip0=\delimitershortfall% \global\delimitershortfall=-0.1pt%that's the trick to get perfect growth @@ -86,186 +99,89 @@ \global\delimiterfactor=\count0% } -\newcommand{\cut@nextrdelim}[2]{% - \left.\hspace{-\nulldelimiterspace}\vphantom{#2}\right#1% -} -\newcommand{\cut@nextldelim}[2]{% - \left#1\vphantom{#2}\hspace{-\nulldelimiterspace}\right.% -} -\newcommand{\cut@nextmdelim}[2]{% - \left.\hspace{-\nulldelimiterspace}\middle#1\vphantom{#2}\hspace{-\nulldelimiterspace}\right.% -} - -\newcommand{\cut@lengthldelim}[2]{\cut@setshortfall{\cut@nextldelim#2{\rule[-0.101pt]{0pt}{#1}}}} -\newcommand{\cut@lengthrdelim}[2]{\cut@setshortfall{\cut@nextrdelim#2{\rule[-0.101pt]{0pt}{#1}}}} -\newcommand{\cut@lengthmdelim}[2]{\cut@setshortfall{\cut@nextmdelim#2{\rule[-0.101pt]{0pt}{#1}}}} -\newcommand{\cut@reallengthldelim}[2]{\cut@resizetoheight{#1}{\cut@lengthldelim{#1}{#2}}} -\newcommand{\cut@reallengthrdelim}[2]{\cut@resizetoheight{#1}{\cut@lengthrdelim{#1}{#2}}} -\newcommand{\cut@reallengthmdelim}[2]{\cut@resizetoheight{#1}{\cut@lengthmdelim{#1}{#2}}} - -%\newcommand{\cut@nextrangle}[1]{% -% \left.\hspace{-\nulldelimiterspace}\vphantom{#1}\right\rangle% -%} -\newcommand{\cut@nextrangle}[1]{\cut@nextrdelim{\rangle}{#1}} - -%\newcommand{\cut@nextlangle}[1]{% -% \left\langle\vphantom{#1}\hspace{-\nulldelimiterspace}\right.% -%} -\newcommand{\cut@nextlangle}[1]{\cut@nextldelim{\langle}{#1}} - -\newcommand{\cut@iter}[2]{% - \ifcase#1% - #2{\cdot} % 0 = smallest. This dot is here to prevent a - % bug regarding vertical positioning. - \else% - \count0=#1% - \advance\count0 -1\relax% - \expandafter#2{\expandafter\cut@iter{\the\count0}#2}% - \fi% -} - -\newcommand{\cut@primitive}[2]{% - %resetting shortfall - \cut@setshortfall{\cut@iter#2#1}% -} - -%%%\cut@nthdelim{n}{delim}{f} -\newcommand{\cut@nthdelim}[3]{ - \def\cut@tempnextdelim{#3{#2}}% - \cut@primitive\cut@tempnextdelim{#1}% -} -\newcommand{\cut@nthldelim}[2]{\cut@nthdelim{#1}{#2}{\cut@nextldelim}} -\newcommand{\cut@nthrdelim}[2]{\cut@nthdelim{#1}{#2}{\cut@nextrdelim}} -\newcommand{\cut@nthmdelim}[2]{\cut@nthdelim{#1}{#2}{\cut@nextmdelim}} - -\newcommand{\cut@langleprimitive}[1]{\cut@primitive\cut@nextlangle{#1}} -\newcommand{\cut@rangleprimitive}[1]{\cut@primitive\cut@nextrangle{#1}} -%\newcommand{\cut@langleprimitive}[1]{\cut@nthldelim{#1}{\langle}} -%\newcommand{\cut@rangleprimitive}[1]{\cut@nthrdelim{#1}{\rangle}} - -\newcommand{\cut@vertprimitiveunscaled}[1]{\cut@nthmdelim{#1}\vert}%\hbox{$\m@th\mathord{|}$} - -\newcommand{\cut@Vertprimitiveunscaled}[1]{\cut@nthmdelim{#1}\Vert} - -\newsavebox\cut@boxi -\newsavebox\cut@boxj - +%% scale #2 to size #1 (length) \newcommand{\cut@resizetoheight}[2]{% \resizebox{!}{#1}{\hbox{$\m@th\currentcutstyle#2$}}% } +\newsavebox\cut@boxi +\newsavebox\cut@boxj +%% scale #2 to the size of #1. Assumes that #1 goes above and below the base line. \newcommand{\cut@resizetoheightof}[2]{% \sbox{\cut@boxi}{$\m@th\currentcutstyle#1$}% \sbox{\cut@boxj}{$\m@th\currentcutstyle#2$}% \raisebox{-\dp\cut@boxi}{% - \resizebox{\width}{\ht\cut@boxi+\dp\cut@boxi}{% + \resizebox{!}{\ht\cut@boxi+\dp\cut@boxi}{% \raisebox{\dp\cut@boxj}{\usebox{\cut@boxj}}% }% - } -} - -\newcommand{\cut@vertprimitive}[1]{% -\setbox0=\hbox{% - $\m@th\currentcutstyle% - \cut@resizetoheightof{\cut@langleprimitive{#1}}{\cut@vertprimitiveunscaled{#1}}% - $}% -\dimen0=\wd0 -\def\cut@unspace{%removing the margins around the bar - \kern -.5\dimen0% - \mkern.75mu% -}% -\cut@unspace% -\copy0% -\cut@unspace% -\mspace{\cutinterbarskip}% -\penalty \the\binoppenalty\relax% -\cut@unspace% -\box0% -\cut@unspace% -} - -\newcommand{\cut@halfvertprimitive}[1]{% -\cut@resizetoheightof{\cut@langleprimitive{#1}}{\cut@vertprimitiveunscaled{#1}}% -} - -\newcommand{\cut@Vertprimitive}[1]{% -\mkern-3.26mu% -\cut@resizetoheightof{\cut@langleprimitive{#1}}{\cut@Vertprimitiveunscaled{#1}}% -\mkern-3.26mu% -} - - -\newcommand{\cut@langle}[1]{% - \edef\cut@n{\expandafter\the#1}% - %yes, i'm turning the integer into tokens to do call-by-value - \cut@langleprimitive{\cut@n}% -} - -\newcommand{\cut@rangle}[1]{% - \edef\cut@n{\expandafter\the#1}% - \cut@rangleprimitive{\cut@n}% - \ifcutdebug^\cut@n\else\fi% -} - -\newcommand{\cut@vert}[1]{% - \edef\cut@n{\expandafter\the#1}% - \cut@vertprimitive{\cut@n}% + }% } -\newcommand{\cut@halfvert}[1]{% - \edef\cut@n{\expandafter\the#1}% - \cut@halfvertprimitive{\cut@n}% +%% gives the delimiter #1 which is immediately bigger than #2 +%% notice that \delimitershortfall is not modified so LaTeX can decide to give +%% a smaller one. +\newcommand{\cut@nextrdelim}[2]{\left.\hspace{-\nulldelimiterspace}\vphantom{#2}\right#1} +\newcommand{\cut@nextldelim}[2]{\left#1\vphantom{#2}\hspace{-\nulldelimiterspace}\right.} +\newcommand{\cut@nextmdelim}[2]{\left.\hspace{-\nulldelimiterspace}\middle#1\vphantom{#2}\hspace{-\nulldelimiterspace}\right.} + +%% like the previous one but resized to exactly match argument #1 +%% used in order to have vertical bars of the perfect size +\newcommand{\cut@matchingldelim}[2]{\mathopen{\cut@resizetoheightof{#1}{\cut@nextldelim{#2}{#1}}}} +\newcommand{\cut@matchingrdelim}[2]{\mathclose{\cut@resizetoheightof{#1}{\cut@nextrdelim{#2}{#1}}}} +\newcommand{\cut@matchingmdelim}[2]{\mathrel{\cut@resizetoheightof{#1}{\cut@nextmdelim{#2}{#1}}}} + +%% gives the delimiter #2 which is immediately longer than #1 (length) +\newcommand{\cut@lengthldelim}[2]{\mathopen{\cut@setshortfall{\cut@nextldelim#2{\rule[-0.101pt]{0pt}{#1}}}}} +\newcommand{\cut@lengthrdelim}[2]{\mathclose{\cut@setshortfall{\cut@nextrdelim#2{\rule[-0.101pt]{0pt}{#1}}}}} +\newcommand{\cut@lengthmdelim}[2]{\mathrel{\cut@setshortfall{\cut@nextmdelim#2{\rule[-0.101pt]{0pt}{#1}}}}} + +%% like the previous one but resized to exactly match #1 (length) +\newcommand{\cut@reallengthldelim}[2]{\mathopen{\cut@resizetoheight{#1}{\cut@nextldelim#2{\rule[-0.101pt]{0pt}{#1}}}}} +\newcommand{\cut@reallengthrdelim}[2]{\mathclose{\cut@resizetoheight{#1}{\cut@nextrdelim#2{\rule[-0.101pt]{0pt}{#1}}}}} +\newcommand{\cut@reallengthmdelim}[2]{\mathrel{\cut@resizetoheight{#1}{\cut@nextmdelim#2{\rule[-0.101pt]{0pt}{#1}}}}} + +%I don't get anything about this bug which affects the +%alignment with respect to the math axis +\ifcut@fixxits@ + \def\bugfix{} +\else + \def\bugfix{\cdot} +\fi +%% iterates #2 over itself #1 number of times +\newcommand{\cut@iter}[2]{% + \ifcase#1% + #2{\bugfix} % 0 = smallest. This dot is here to prevent a + % bug regarding vertical positioning. + \else% + \count0=#1% + \advance\count0 -1\relax% + \expandafter#2{\expandafter\cut@iter{\the\count0}#2}% + \fi% } -\newcommand{\cut@Vert}[1]{% - \edef\cut@n{\expandafter\the#1}% - \cut@Vertprimitive{\cut@n}% +%% \cut@nthdelim{n}{delim}{f} iterates f{delim} n time over itself after +%% resetting delimiter shortfall +\newcommand{\cut@nthdelim}[3]{ + \def\cut@tempnextdelim{#3{#2}}% + \cut@setshortfall{\cut@iter{#1}\cut@tempnextdelim}% } +%% \cut@nthxdelim gives the #1-th size of the delimiter #2 +\newcommand{\cut@nthldelim}[2]{\mathopen{\cut@nthdelim{#1}{#2}{\cut@nextldelim}}} +\newcommand{\cut@nthrdelim}[2]{\mathclose{\cut@nthdelim{#1}{#2}{\cut@nextrdelim}}} +\newcommand{\cut@nthmdelim}[2]{\mathrel{\cut@nthdelim{#1}{#2}{\cut@nextmdelim}}} -\newcommand{\cut@angles}[1]{\cut@langle{#1}\cut@vert{#1}\cut@rangle{#1}} -%%% now the main algorithm +%%%% now the main algorithm \newcounter{cut@depth} -\newcommand{\cut@testangles}{% - \setcounter{cut@depth}{0}% - \def\cut@d{% - \cut@angles{\value{cut@depth}}% - \stepcounter{cut@depth}% - } - \cut@d\cut@d\cut@d\cut@d\cut@d\cut@d\cut@d -} - -\newcommand{\cut@testssstyle}{\scriptscriptstyle{\cut@testangles}} -\newcommand{\cut@testsstyle}{\scriptstyle{\cut@testangles}} -\newcommand{\cut@testnormal}{\textstyle{\cut@testangles}} - -\newcommand{\cut@testsize}[1]{ -{#1 \[ \mathrm{\f@size\,pt:} \begin{array}{l} - \cut@testnormal{}\\ - \cut@testsstyle{}\\ - \cut@testssstyle{} - \end{array}\]} -} - -\newcommand{\cut@test}{ -\cut@testsize{\Large} -\cut@testsize{\large} -\cut@testsize{} -\cut@testsize{\small} -\cut@testsize{\footnotesize} -\cut@testsize{\scriptsize} -\cut@testsize{\tiny} -} - % lengths with names of the form \cut@height{depth} \newcommand{\cut@localheight}{cut@height\thecut@depth} \newcommand{\cut@newlocalheightcounter}{% \@ifundefined{c@\cut@localheight}{\newcounter{\cut@localheight}}{} } -% boxes with names of the form \cut@savebox{num}@{depth} +% boxes with names of the form \cut@savebox{num}@{depth} \newcommand{\cut@localsavebox}[1]{cut@savebox#1@\thecut@depth} \newcommand{\cut@newlocalsavebox}[1]{% \@ifundefined{\cut@localsavebox{#1}}{% @@ -278,7 +194,11 @@ \newsavebox\cut@boxleft \newsavebox\cut@boxright -\newcommand{\cut@}[2]{% +%%% Definition of Cut primitives + +%% Main loop. #1 determines how the height is incremented. #2 and #3 are saved +%% in cut@boxleft and cut@boxright. Computed height is stored in cut@finalheight +\newcommand{\cut@computeBinary@main}[3]{% \setcounter{cut@finalheight}{0}% {% \addtocounter{cut@depth}{1}% @@ -289,10 +209,10 @@ %computing recursively \setcounter{\cut@localheight}{-1}% \expandafter\sbox\csname\cut@localsavebox{0}\endcsname% - {$\m@th\currentcutstyle#1$}% - \expandafter\sbox\csname\cut@localsavebox{1}\endcsname% {$\m@th\currentcutstyle#2$}% - \addtocounter{\cut@localheight}{1}% + \expandafter\sbox\csname\cut@localsavebox{1}\endcsname% + {$\m@th\currentcutstyle#3$}% + \addtocounter{\cut@localheight}{#1}% %exporting values outside the local scope \setcounter{cut@finalheight}{\value{\cut@localheight}}% \global\sbox\cut@boxleft% @@ -301,104 +221,255 @@ {\expandafter\usebox\csname\cut@localsavebox{1}\endcsname}% \addtocounter{cut@depth}{-1}% }% - \@ifundefined{c@\cut@localheight}{}{% +} + +%% Displays #1#2#3#4#5. Arguments #2 and #4 can contain other cut primitives. +%% Calls to cut primitives inside #2 and #4 will have a smaller height. +%% Arguments #1, #3 and #5 can access the current height in two different +%% forms via \cut@n and \count0. +\newcommand{\cut@computeBinary@IncreaseHeight}[5]{% + \cut@computeBinary@main{1}{#2}{#4}% + \@ifundefined{c@\cut@localheight}{}{% if #2 and #4 did not contain any cut primitive \ifnum\value{cut@finalheight}>\value{\cut@localheight}% \setcounter{\cut@localheight}{\value{cut@finalheight}}% \fi% - }%end @ifundefined - \mspace{\cutangleouterskip}% - {\cut@langle{\value{cut@finalheight}}}% - \mspace{\cutangleskip}% + }%end @ifundefined + \count0=\value{cut@finalheight}% + \edef\cut@n{\expandafter\the\count0}% + #1% \usebox{\cut@boxleft}% - \mspace{\cutbarskip}% - {\cut@bar{\value{cut@finalheight}}}% - \mspace{\cutbarskip}% + #3% \usebox{\cut@boxright}% - \mspace{\cutangleskip}% - {\cut@rangle{\value{cut@finalheight}}}% - \mspace{\cutangleouterskip}% + #5% } -\newcommand{\cut@bra}[1]{% - \setcounter{cut@finalheight}{0}% - {% - \addtocounter{cut@depth}{1}% - %defining variables - \cut@newlocalheightcounter% - \cut@newlocalsavebox{0}% - %\cut@newlocalsavebox{1}% - %computing recursively - \setcounter{\cut@localheight}{-1}% - \expandafter\sbox\csname\cut@localsavebox{0}\endcsname% - {$\m@th\currentcutstyle#1$}% - %\expandafter\sbox\csname\cut@localsavebox{1}\endcsname% - % {$\m@th\currentcutstyle#2$}% - \addtocounter{\cut@localheight}{1}% - %exporting values outside the local scope - \setcounter{cut@finalheight}{\value{\cut@localheight}}% - \global\sbox\cut@boxleft% - {\expandafter\usebox\csname\cut@localsavebox{0}\endcsname}% - %\global\sbox\cut@boxright% - % {\expandafter\usebox\csname\cut@localsavebox{1}\endcsname}% - \addtocounter{cut@depth}{-1}% - }% - \@ifundefined{c@\cut@localheight}{}{% +%% Displays #1#2#3#4#5. Arguments #2 and #4 can contain other cut primitives. +%% Does not increase the current height computed by cut primitives inside #2 +%% and #4. +%% Arguments #1, #3 and #5 can access the current height in two different +%% forms via \cut@n and \count0. +\newcommand{\cut@computeBinary@CurrentHeight}[5]{% + \cut@computeBinary@main{0}{#2}{#4}% + \ifnum\value{cut@finalheight}<0% + \setcounter{cut@finalheight}{0}% + \fi% + \@ifundefined{c@\cut@localheight}{}{% if #2 and #4 did not contain any cut primitive \ifnum\value{cut@finalheight}>\value{\cut@localheight}% \setcounter{\cut@localheight}{\value{cut@finalheight}}% \fi% - }%end @ifundefined - \mspace{\cutangleouterskip}% - {\cut@langle{\value{cut@finalheight}}}% - \mspace{\cutangleskip}% + }%end @ifundefined + \count0=\value{cut@finalheight}% + \edef\cut@n{\expandafter\the\count0}% + #1% \usebox{\cut@boxleft}% - \mspace{\cutbarskip}% - \mkern-3.26mu% - {\cut@halfvert{\value{cut@finalheight}}}% - \mspace{\cutangleouterskip}% - %\mspace{\cutbarskip}% - %\usebox{\cut@boxright}% - %\mspace{\cutangleskip}% - %\cut@rangle{\value{cut@finalheight}}% + #3% + \usebox{\cut@boxright}% + #5% } -\newcommand{\cut@ket}[1]{% - \setcounter{cut@finalheight}{0}% - {% - \addtocounter{cut@depth}{1}% - %defining variables - \cut@newlocalheightcounter% - \cut@newlocalsavebox{0}% - %\cut@newlocalsavebox{1}% - %computing recursively - \setcounter{\cut@localheight}{-1}% - \expandafter\sbox\csname\cut@localsavebox{0}\endcsname% - {$\m@th\currentcutstyle#1$}% - %\expandafter\sbox\csname\cut@localsavebox{1}\endcsname% - % {$\m@th\currentcutstyle#2$}% - \addtocounter{\cut@localheight}{1}% - %exporting values outside the local scope - \setcounter{cut@finalheight}{\value{\cut@localheight}}% - \global\sbox\cut@boxleft% - {\expandafter\usebox\csname\cut@localsavebox{0}\endcsname}% - %\global\sbox\cut@boxright% - % {\expandafter\usebox\csname\cut@localsavebox{1}\endcsname}% - \addtocounter{cut@depth}{-1}% - }% - \@ifundefined{c@\cut@localheight}{}{% +%% Displays #1#2#3#4#5. Arguments #2 and #4 can contain other cut primitives. +%% Does not increase the current height computed by cut primitives inside #2 +%% and #4 but the height to display is increased by 1. +%% Arguments #1, #3 and #5 can access the height height in two different +%% forms via \cut@n and \count0. +\newcommand{\cut@computeBinary@CurrentHeightPlusOne}[5]{% + \cut@computeBinary@main{0}{#2}{#4} + \@ifundefined{c@\cut@localheight}{}{% if #2 and #4 did not contain any cut primitive \ifnum\value{cut@finalheight}>\value{\cut@localheight}% \setcounter{\cut@localheight}{\value{cut@finalheight}}% \fi% - }%end @ifundefined - %\cut@langle{\value{cut@finalheight}}% - %\mspace{\cutangleskip}% - %\usebox{\cut@boxleft}% - %\mspace{\cutbarskip}% - \mspace{\cutangleouterskip}% - {\cut@halfvert{\value{cut@finalheight}}}% - \mkern-3.26mu% - \mspace{\cutbarskip}% - \usebox{\cut@boxleft}%right}% - \mspace{\cutangleskip}% - {\cut@rangle{\value{cut@finalheight}}}% - \mspace{\cutangleouterskip}% + }%end @ifundefined + \count0=\value{cut@finalheight}% + \advance\count0 1% + \edef\cut@n{\expandafter\the\count0}% + #1% + \usebox{\cut@boxleft}% + #3% + \usebox{\cut@boxright}% + #5% } + +%%% Implementation of the particular delimiters + +%% special vertical bars +%% \vert adjusted to #1 +\newcommand{\cut@matchvert}[1]{% + \setbox0=\hbox{$\matchmiddle{#1}\vert$}% + \mkern.6mu% + \kern -.5\wd0% + \copy0% + \kern -.5\wd0% + \mkern.6mu% +} + +%% special double vertical bars +\newcommand{\cut@doublevert}[1]{% + \cut@matchvert{\nthleft{#1}\langle} + \mskip\cutinterbarskip% + \penalty \the\binoppenalty\relax% + \cut@matchvert{\nthleft{#1}\langle} +} + +%% special double vertical bars (alternate) +\newcommand{\cut@Vert}[1]{% + \setbox0=\hbox{$\matchmiddle{\nthleft{#1}\langle}\Vert$}% + \mkern.8mu% + \kern -.3\wd0% + \copy0% + \kern -.3\wd0% + \mkern.8mu% +%\mkern-3.26mu% +%\matchmiddle{\nthleft{#1}\langle}\Vert% +%\mkern-3.26mu% +} + +%% setting up realVert +\ifcut@realVert@ + \let\cut@bars\cut@Vert +\else + \let\cut@bars\cut@doublevert +\fi + +%% \perfectcut +%% <#1||#2>, increases height, inserts skips +\newcommand{\cut@}[2]{% + \cut@computeBinary@IncreaseHeight% + {\mskip\cutangleouterskip% + \nthleft{\cut@n}{\langle}% + \mskip\cutangleskip}% + {#1}% + {\mskip\cutbarskip% + \cut@bars{\cut@n}% + \mskip\cutbarskip}% + {#2}% + {\mskip\cutangleskip% + \nthright{\cut@n}{\rangle}% + \mskip\cutangleouterskip}% +} + +%% \perfectbra +%% <#1|, increases height, inserts skips +\newcommand{\cut@bra}[1]{% + \cut@computeBinary@IncreaseHeight% + {\mskip\cutangleouterskip% + \nthleft{\cut@n}{\langle}% + \mskip\cutangleskip}% + {#1}% + {\mskip\cutbarskip% + \cut@matchvert{\nthleft{\cut@n}\langle}% + \mskip\cutangleouterskip}% + {}{}%only one argument +} + +%% \perfectket +%% |#1>, increases height, inserts skips +\newcommand{\cut@ket}[1]{% + \cut@computeBinary@IncreaseHeight% + {\mskip\cutangleouterskip% + \cut@matchvert{\nthleft{\cut@n}\langle}% + \mskip\cutbarskip}% + {#1}% + {\mskip\cutangleskip% + \nthright{\cut@n}{\rangle}% + \mskip\cutangleouterskip}% + {}{}%only one argument +} + +%% \perfectcase +%% [#1|#2], height is current height plus one, inserts skips +\newcommand{\cut@case}[2]{% + \cut@computeBinary@CurrentHeightPlusOne% + {\nthleft{\cut@n}[% + \mskip\cutangleskip}% + {#1}% + {\mskip\cutbarskip% + \cut@matchvert{\nthleft{\cut@n}[}% + \mskip\cutbarskip}% + {#2}% + {\mskip\cutangleskip% + \nthright{\cut@n}]}% +} + +%% \perfectbrackets +%% [#1], height is current height plus one, inserts skips only inside +\newcommand{\cut@brackets}[1]{% + \cut@computeBinary@CurrentHeightPlusOne% + {\nthleft{\cut@n}[% + \mskip\cutangleskip}% + {#1}% + {\mskip\cutangleskip% + \nthright{\cut@n}]}% + {}{}%only one argument +} + +%% \perfectparens +%% (#1), height is current height, inserts skips only inside +\newcommand{\cut@parens}[1]{% + \cut@computeBinary@CurrentHeight% + {\nthleft{\cut@n}(% + \mskip\cutangleskip}% + {#1}% + {\mskip\cutangleskip% + \nthright{\cut@n})}% + {}{}%only one argument +} + +%% \perfectunary +%% #2#4#3 where #2 and #3 are delimiters. The size of the delimiters is computed +%% according to #1 which must be one of IncreaseHeight, CurrentHeight, +%% or CurrentHeightPlusOne. +\newcommand{\cut@customUnary}[4]{% + \csname cut@computeBinary@#1\endcsname% + {\nthleft{\cut@n}#2}% + {#4}% + {\nthright{\cut@n}#3}% + {}{}% +}% + +%% \perfectbinary +%% #2#5#3#6#4 where #2, #3 and #4 are delimiters. The size of the delimiters is +%% computed according to #1 which must be one of IncreaseHeight, CurrentHeight, +%% or CurrentHeightPlusOne. +\newcommand{\cut@customBinary}[6]{% + \csname cut@computeBinary@#1\endcsname% + {\nthleft{\cut@n}#2}% + {#5}% + {\matchmiddle{\nthleft{\cut@n}#2}#3}%{{\nthmiddle{\cut@n}#4}}% + {#6}% + {\nthright{\cut@n}#4}% +}% +%% Example: The following displays a set {#1|#2} with delimiters of the +%% appropriate size if there are \perfectcommands inside #1 and #2. +%% \def\Set#1#2{\perfectbinary{IncreaseHeight}\{|\}{#1\mathrel{}}{\mathrel{}#2}} + + + +%%% for testing purposes +\newcommand{\cut@testsize}[2]{ +{#1 \[ \mathrm{\f@size\,pt:} \begin{array}{l} + \scriptscriptstyle{#2}\\ + \scriptstyle{#2}\\ + \textstyle{#2} + \end{array}\]} +} +\newcommand{\cut@test}[1]{% +\cut@testsize{\Large}{#1}% +\cut@testsize{\large}{#1}% +\cut@testsize{}{#1}% +\cut@testsize{\small}{#1}% +\cut@testsize{\footnotesize}{#1}% +\cut@testsize{\scriptsize}{#1}% +\cut@testsize{\tiny}{#1}% +} +\newcommand{\cut@testangles}{\cut@test{% + \cut@{\cut@{\cut@{\cut@{\cut@{a}{b}}{c}}{d}}{e}}{f}}% +}% +\newcommand{\cut@testverts}{ + \def\line{\rule[-3ex]{0.5em}{3ex}}% + \def\v##1{\cut@doublevert{##1}\line} + \def\V##1{\cut@Vert{##1}\line} + \cut@test{% + \line\vert\line\v{0}\v{1}\v{2}\v{3}\v{4}\v{5} + \line\Vert\line\V{0}\V{1}\V{2}\V{3}\V{4}\V{5} +}}% + -- cgit v1.2.3