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Diffstat (limited to 'Master/texmf-dist')
-rw-r--r-- | Master/texmf-dist/tex/latex/sseq/sseq.sty | 798 |
1 files changed, 798 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/latex/sseq/sseq.sty b/Master/texmf-dist/tex/latex/sseq/sseq.sty new file mode 100644 index 00000000000..17ae3957ccd --- /dev/null +++ b/Master/texmf-dist/tex/latex/sseq/sseq.sty @@ -0,0 +1,798 @@ +%% +%% This is file `sseq.sty', +%% generated with the docstrip utility. +%% +%% The original source files were: +%% +%% sseq.dtx (with options: `package') +%% +%% IMPORTANT NOTICE: +%% +%% For the copyright see the source file. +%% +%% Any modified versions of this file must be renamed +%% with new filenames distinct from sseq.sty. +%% +%% For distribution of the original source see the terms +%% for copying and modification in the file sseq.dtx. +%% +%% This generated file may be distributed as long as the +%% original source files, as listed above, are part of the +%% same distribution. (The sources need not necessarily be +%% in the same archive or directory.) + +\NeedsTeXFormat{LaTeX2e} + +\ProvidesPackage{sseq} + +\RequirePackage{ifthen,calc,pifont} + +\newboolean{usesps} +\setboolean{usesps}{true} +\newboolean{usescolor} +\setboolean{usescolor}{true} +\newboolean{debug} +\setboolean{debug}{false} + +\DeclareOption{ps}{\setboolean{usesps}{true}} +\DeclareOption{nops}{\setboolean{usesps}{false}} +\DeclareOption{color}{\setboolean{usescolor}{true}} +\DeclareOption{nocolor}{\setboolean{usescolor}{false}} +\DeclareOption{debug}{\setboolean{debug}{true}} +\DeclareOption*{\PassOptionsToPackage{\CurrentOption}{xy}} + +\ProcessOptions + +\ifx\xyloaded\undefined \RequirePackage[curve,frame]{xy} \fi + +\ifthenelse{\boolean{usesps}}{\xyrequire{ps}}{} +\ifthenelse{\boolean{usescolor}}{\xyrequire{color}}{} + +\newsavebox{\sseqcircledone} +\newsavebox{\sseqcircledtwo} +\newsavebox{\sseqcircledthree} +\newsavebox{\sseqcircledfour} +\newsavebox{\sseqcircledfive} +\newsavebox{\sseqcircledsix} +\newsavebox{\sseqcircledseven} +\newsavebox{\sseqcircledeight} +\newsavebox{\sseqcirclednine} +\sbox{\sseqcircledone}{\ding{192}} +\sbox{\sseqcircledtwo}{\ding{193}} +\sbox{\sseqcircledthree}{\ding{194}} +\sbox{\sseqcircledfour}{\ding{195}} +\sbox{\sseqcircledfive}{\ding{196}} +\sbox{\sseqcircledsix}{\ding{197}} +\sbox{\sseqcircledseven}{\ding{198}} +\sbox{\sseqcircledeight}{\ding{199}} +\sbox{\sseqcirclednine}{\ding{200}} +\newboolean{sseqhasfinishedpos} +\setboolean{sseqhasfinishedpos}{true} +\newboolean{sseqhasopenconn} +\setboolean{sseqhasopenconn}{false} +\newboolean{sseqclip} +\setboolean{sseqclip}{true} +\newboolean{sseqprevclip}\setboolean{sseqprevclip}{false} +\newboolean{sseqcurrclip}\setboolean{sseqcurrclip}{false} + +\def\sseqconncommand{} + +\ifthenelse{\boolean{usescolor}} +{ + \newxyColor{sseqgr}{0.65}{gray}{} + \newxycolor{ssred}{Red} + \newxycolor{ssblack}{Black} +}{} +\newcommand{\ssconncolor}{ssblack} +\newcommand{\sslabelcolor}{ssblack} +\newcommand{\ssplacecolor}{ssblack} +\def\ssoldconncolor{ssblack} + +%% ^^A Initialization +\newcount\sseqxstart \sseqxstart=0 +\newcount\sseqystart \sseqystart=0 +\newcount\sseqxstep \sseqxstep=2 +\newcount\sseqystep \sseqystep=2 +\newdimen\sseqentrysize \sseqentrysize=0.4cm +\newif\ifssclipped + +\newtoks\sseqcmdlist +\sseqcmdlist={} + +\def\currprefix{} + +\def\sseqcurrentname{} + +\long\def\ntimes#1#2{ +\ifnum#1>0 + #2 + \count0=#1 + \advance\count0 by -1 + \edef\tmpcnt{\the\count0} + \ntimes{\tmpcnt}{#2} +\fi +} + +\newif\ifforcondition + +\long\def\for#1=#2\to#3\do#4\od{ +#1=#2 +\loop +\ifnum#1>#3\forconditionfalse\else\forconditiontrue\fi +\ifforcondition + #4 + \advance #1 by 1 + \repeat +} + +\def\putxyq#1{\toks0={#1}% + \edef\act{\noexpand\sseqcmdlist={\the\sseqcmdlist \the\toks0}} + \act +} +\def\putxy#1{% + \edef\act{\noexpand\sseqcmdlist={\the\sseqcmdlist #1}} + \act +} + +\def\sseqwritecolor#1{ +\ifthenelse{\boolean{usescolor}}{ + \putxy {[#1]} +}{} +} + +\def\sseqconcludeconnection{ +\sseqconncommand +\setboolean{sseqhasopenconn}{false} +} + +\def\dropvarname#1#2{\csname sseqdrop#1,#2\endcsname} + +\def\ifuniquedrop#1#2{ +\edef\tmpval{\dropvarname{#1}{#2}} +\expandafter\ifx\tmpval1 +} + +\def\ifnodrop#1#2{ +\edef\tmpval{\dropvarname{#1}{#2}} +\expandafter\ifx\tmpval\relax +} + +\def\ssdroperrormsg#1#2{ + \ifnodrop{#1}{#2} + \PackageError{sseq}{cannot open position (#1,#2): nothing dropped yet}{You cannot draw any connection until you have drawn the source.} + \else + \PackageError{sseq}{cannot open position (#1,#2): multiple drops}{You cannot specify this position by coordinates. Instead, name it.} + \fi +} + +\def\ssopenposition#1#2{ +\ifuniquedrop{#1}{#2} + \def\sseqcurrentname{ss(#1,#2)1} + \putxy{"\sseqcurrentname"} +\else \ssdroperrormsg{#1}{#2} +\fi +\setboolean{sseqhasfinishedpos}{false} +} + +\newcommand{\ssassertsource}{ +\ifthenelse{\boolean{sseqhasfinishedpos}}{ +\ssopenposition{\the\sseqposx}{\the\sseqposy} +} +{} +} + +\newcommand{\ssputsemicolon}{ +\putxy{;} +\ifthenelse{\boolean{sseqcurrclip}}{ + \setboolean{sseqprevclip}{true}}{ + \setboolean{sseqprevclip}{false}} +} + +\newcommand{\ssfinishpos}{ +\ifthenelse{\boolean{sseqhasfinishedpos}}{}{ +\setboolean{sseqhasfinishedpos}{true} +\ssputsemicolon +} +\ifthenelse{\boolean{sseqhasopenconn}} +{ + \ssopenposition{\the\sseqposx}{\the\sseqposy} + \sseqconcludeconnection + \ifthenelse{\boolean{sseqhasfinishedpos}}{}{ + \setboolean{sseqhasfinishedpos}{true} + \ssputsemicolon} +}{} +} + +\newcommand{\ssnewpos}{ +\ssfinishpos +\setboolean{sseqhasfinishedpos}{false} +} + +\def\ssifposinclippingregion#1#2{ + \ssclippedtrue + \ifthenelse{\boolean{sseqclip}}{ + \ifnum#1<\sseqxstart \ssclippedfalse \fi + \ifnum#1<\sseqxend \else \ssclippedfalse \fi + \ifnum#2<\sseqystart \ssclippedfalse \fi + \ifnum#2<\sseqyend \else \ssclippedfalse \fi + }{} + \ifssclipped +} + +\def\sseqrearrange#1#2#3#4#5{ +\dimen0 = \csname sseqcoordx<#1,#2>#3\endcsname +\dimen1 = \csname sseqcoordy<#1,#2>#3\endcsname +\advance\dimen0 by #4 +\advance\dimen1 by #5 +\expandafter\edef\csname sseqcoordx<#1,#2>#3\endcsname{\the\dimen0} +\expandafter\edef\csname sseqcoordy<#1,#2>#3\endcsname{\the\dimen1} +} + +\def\sseqstacking#1#2#3{ % ^^A (xpos, ypos, number of previous drops) + \dimen5=\sseqentrysize + \divide\dimen5 by 4 + \dimen6=\dimen5 + \multiply\dimen6 by -1 + \count11=0 + \for\count10=1 \to #3 \do + \if1\csname sseqwillmove<#1,#2>\the\count10 \endcsname + \advance\count11 by 1 + \expandafter\count\the\count11=\count10 + \fi + \od + % ^^A Now count11 contains the number of previously dropped objects that have to be rearranged. + \ifcase\count11 + % ^^A 0 + \PackageError{sseq}{This can't happen!}{Internal error. Contact the author.} + \or % ^^A 1 + \sseqrearrange{#1}{#2}{\the\count1}{\the\dimen6}{\the\dimen5} + \advance\sseqx by \dimen5 + \advance\sseqy by \dimen6 + \or % ^^A 2 + \sseqrearrange{#1}{#2}{\the\count2}{0pt}{\the\dimen5} + \sseqrearrange{#1}{#2}{\the\count2}{0pt}{\the\dimen5} + \advance\sseqy by \dimen6 + \or % ^^A 3 + \sseqrearrange{#1}{#2}{\the\count3}{\the\dimen6}{0pt} + \advance\sseqx by \dimen5 + \else + \PackageError{sseq}{Too many drops at (#1,#2)}{The sseq.sty algorithm can only place up to four independent drops in one position.} + \fi +} + +\newcommand{\ssplacespecial}[4]{ +\ifthenelse{\boolean{sseqhasfinishedpos}}{}{ + \ssputsemicolon +} +\setboolean{sseqhasfinishedpos}{false} +\sseqx=\sseqentrysize +\multiply\sseqx \sseqxdir +\multiply\sseqx by #1 +\advance\sseqx by \sseqhalfentry +\advance\sseqx by \sseqoffsetx +\advance\sseqx by \sseqoffx +\sseqy=\sseqentrysize +\multiply\sseqy \sseqydir +\multiply\sseqy by #2 +\advance\sseqy by \sseqhalfentry +\advance\sseqy by \sseqoffsety +\advance\sseqy by \sseqoffy +\expandafter\def\expandafter\tmpname\expandafter{\csname sseqdrop#1,#2\endcsname} +\ifnodrop{#1}{#2} +\expandafter\def\tmpname{1} +\else + \edef\setcnt{\noexpand\count0=\tmpname} + \setcnt + \sseqstacking{#1}{#2}{\tmpname} + \advance\count0 by 1 + \expandafter\edef\tmpname{\the\count0} +\fi +\putxy{<\csname sseqcoordx<#1,#2>\tmpname\endcsname,\csname sseqcoordy<#1,#2>\tmpname \endcsname>} +\expandafter\edef\csname sseqcoordx<#1,#2>\tmpname\endcsname{\the\sseqx} +\expandafter\edef\csname sseqcoordy<#1,#2>\tmpname\endcsname{\the\sseqy} +\expandafter\def\csname sseqwillmove<#1,#2>\tmpname\endcsname{1} +\setboolean{sseqcurrclip}{true} +\ssifposinclippingregion{#1}{#2} + \setboolean{sseqcurrclip}{false} + \putxy{*#3} + \sseqwritecolor{\ssplacecolor} + \putxy{#4} +\fi +\edef\sseqcurrentname{ss(#1,#2)\tmpname} +\putxy{="\sseqcurrentname"} +\ifthenelse{\boolean{sseqhasopenconn}}{\sseqconcludeconnection}{} +} + +\newcommand{\ssplace}[3]{ +\ssplacespecial{#1}{#2}{}{{#3}} +} + +\newcommand{\ssplaceboxed}[3]{ + \ifthenelse{\boolean{usescolor}}{ + \ssplacespecial{#1}{#2}{+<2pt>[F:\ssplacecolor]}{{#3}} + }{ + \ssplacespecial{#1}{#2}{+<2pt>}{{#3}} + } +} + +\newcommand{\ssplacecircled}[3]{ +\ifthenelse{\equal{#3}{1}}{ + \ssplacespecial{#1}{#2}{}{[o]{\copy\sseqcircledone}}}{ + \ifthenelse{\equal{#3}{2}}{ + \ssplacespecial{#1}{#2}{}{[o]{\copy\sseqcircledtwo}}}{ + \ifthenelse{\equal{#3}{3}}{ + \ssplacespecial{#1}{#2}{}{[o]{\copy\sseqcircledthree}}}{ + \ifthenelse{\equal{#3}{4}}{ + \ssplacespecial{#1}{#2}{}{[o]{\copy\sseqcircledfour}}}{ + \ifthenelse{\equal{#3}{5}}{ + \ssplacespecial{#1}{#2}{}{[o]{\copy\sseqcircledfive}}}{ + \ifthenelse{\equal{#3}{6}}{ + \ssplacespecial{#1}{#2}{}{[o]{\copy\sseqcircledsix}}}{ + \ifthenelse{\equal{#3}{7}}{ + \ssplacespecial{#1}{#2}{}{[o]{\copy\sseqcircledseven}}}{ + \ifthenelse{\equal{#3}{8}}{ + \ssplacespecial{#1}{#2}{}{[o]{\copy\sseqcircledeight}}}{ + \ifthenelse{\equal{#3}{9}}{ + \ssplacespecial{#1}{#2}{}{[o]{\copy\sseqcirclednine}}}{ + \ifthenelse{\boolean{usescolor}}{ + \ssplacespecial{#1}{#2}{+<3pt>}{[o][F:\ssplacecolor]{#3}} + }{ + \ssplacespecial{#1}{#2}{+<3pt>}{[o]{#3}} + } + } + } + } + } + } + } + } + } +} +} + +\newcommand{\ssbull}[2]{ +\ifthenelse{\boolean{usescolor}}{ + \ssplacespecial{#1}{#2}{+<1.1mm>[o][F:\ssplacecolor]}{{}*[\ssplacecolor]\noexpand\frm{*}} + }{ + \ssplacespecial{#1}{#2}{+<1.1mm>[o]}{{}*\noexpand\frm{*}} + } +} + +\newcommand{\sscirc}[2]{ +\ssplacespecial{#1}{#2}{}{[o]-={\circ}} +} + +\newcommand{\ssglobalname}[1]{\currprefix#1} + +\def\sssetglobalname#1{ + \ssassertsource + \expandafter\edef\csname sseqpos<#1>\endcsname{\sseqcurrentname} + \expandafter\edef\csname sseqx<#1>\endcsname{\the\sseqposx} + \expandafter\edef\csname sseqy<#1>\endcsname{\the\sseqposy} +} +\newcommand{\ssmoveto}[2]{ +\ssfinishpos +\sseqposx=#1 +\sseqposy=#2 +\ssifposinclippingregion{#1}{#2} + \setboolean{sseqcurrclip}{false} +\fi +} +\newcommand{\ssmove}[2]{ +\count0=\sseqposx +\advance\count0 by #1 +\count1=\sseqposy +\advance\count1 by #2 +\ssmoveto{\count0}{\count1} +} +\newcommand{\ssdrop}[1]{ +\ssplace {\the\sseqposx} {\the\sseqposy} {#1} +} +\newcommand{\ssdropbull}{\ssbull {\the\sseqposx} {\the\sseqposy}} +\newcommand{\ssdropboxed}[1]{ +\ssplaceboxed {\the\sseqposx} {\the\sseqposy} {#1} +} +\newcommand{\ssdropcircled}[1]{ +\ssplacecircled {\the\sseqposx} {\the\sseqposy} {#1} +} +\def\ssname#1{ + \sssetglobalname{\ssglobalname{#1}} +} +\newcommand{\ssgoto}[1]{ +\ssabsgoto{\ssglobalname{#1}} +} +\newcommand{\ssprefix}[1]{ + \edef\currprefix{\currprefix#1} +} +\newcommand{\ssresetprefix}{\def\currprefix{}} +\newcommand{\ssabsgoto}[1]{ +\ssnewpos +\edef\ssoldconncolor{\ssconncolor} +\putxy{"\csname sseqpos<#1>\endcsname"} +\sseqposx=\csname sseqx<#1>\endcsname +\sseqposy=\csname sseqy<#1>\endcsname +\ssifposinclippingregion{\the\sseqposx}{\the\sseqposy} + \setboolean{sseqcurrclip}{false} +\fi +} +\newcommand{\ssdroplabel}[2][U]{ +\ssassertsource +\ssifposinclippingregion{\the\sseqposx}{\the\sseqposy} + \putxy{="prev"} + \ifthenelse{\boolean{usescolor}}{ + \ifthenelse{\equal{#1}{U}}{ + \putxy{+U*[\sslabelcolor]!D{#2}}}{} + \ifthenelse{\equal{#1}{LU}}{ + \putxy{+LU*[\sslabelcolor]!RD{#2}}}{} + \ifthenelse{\equal{#1}{RU}}{ + \putxy{+RU*[\sslabelcolor]!LD{#2}}}{} + \ifthenelse{\equal{#1}{R}}{ + \putxy{+R*[\sslabelcolor]!L{#2}}}{} + \ifthenelse{\equal{#1}{L}}{ + \putxy{+L*[\sslabelcolor]!R{#2}}}{} + \ifthenelse{\equal{#1}{D}}{ + \putxy{+D*[\sslabelcolor]!U{#2}}}{} + \ifthenelse{\equal{#1}{LD}}{ + \putxy{+LD*[\sslabelcolor]!RU{#2}}}{} + \ifthenelse{\equal{#1}{RD}}{ + \putxy{+RD*[\sslabelcolor]!LU{#2}}}{} + }{ + \ifthenelse{\equal{#1}{U}}{ + \putxy{+U*!D{#2}}}{} + \ifthenelse{\equal{#1}{LU}}{ + \putxy{+LU*!RD{#2}}}{} + \ifthenelse{\equal{#1}{RU}}{ + \putxy{+RU*!LD{#2}}}{} + \ifthenelse{\equal{#1}{R}}{ + \putxy{+R*!L{#2}}}{} + \ifthenelse{\equal{#1}{L}}{ + \putxy{+L*!R{#2}}}{} + \ifthenelse{\equal{#1}{D}}{ + \putxy{+D*!U{#2}}}{} + \ifthenelse{\equal{#1}{LD}}{ + \putxy{+LD*!RU{#2}}}{} + \ifthenelse{\equal{#1}{RD}}{ + \putxy{+RD*!LU{#2}}}{} + } + \putxy{;"prev"} +\fi +} +\newcommand{\ssdropextension}{ +\ssassertsource +\expandafter\def\expandafter\tmpname\expandafter{\csname sseqdrop\the\sseqposx,\the\sseqposy\endcsname} +\edef\setcnt{\noexpand\count0=\tmpname} +\setcnt +\advance\count0 by 1 +\expandafter\edef\tmpname{\the\count0} +\setboolean{sseqcurrclip}{true} +\ssifposinclippingregion{\the\sseqposx}{\the\sseqposy} + \setboolean{sseqcurrclip}{false} + \putxy{*+<1mm,1mm>\noexpand\frm{}*} + \sseqwritecolor{\ssplacecolor} + \putxyq{\cir{}} +\fi +\edef\sseqcurrentname{ss(\the\sseqposx,\the\sseqposy)\tmpname} +\putxy{="\sseqcurrentname"} +\ifthenelse{\boolean{sseqhasopenconn}}{\sseqconcludeconnection}{} +} + +\newcommand{\ssprepareline}[2]{ +\ifthenelse{\boolean{sseqhasfinishedpos}}{ + \ssopenposition{\the\sseqposx}{\the\sseqposy} +}{} +\advance\sseqposx by #1 +\advance\sseqposy by #2 +\setboolean{sseqhasopenconn}{true} +\edef\ssoldconncolor{\ssconncolor} +} + +\newcommand{\sspreparevoidline}[2]{ +\ifthenelse{\boolean{sseqhasfinishedpos}}{ + \ssopenposition{\the\sseqposx}{\the\sseqposy} +}{} +\ifthenelse{\boolean{sseqhasfinishedpos}}{}{ + \ssputsemicolon +} +\setboolean{sseqhasfinishedpos}{false} +\sseqx=\sseqentrysize +\multiply\sseqx \sseqxdir +\multiply\sseqx by #1 +\sseqy=\sseqentrysize +\multiply\sseqy \sseqydir +\multiply\sseqy by #2 +\putxy{p+<\the\sseqx,\the\sseqy>} +\edef\ssoldconncolor{\ssconncolor} +} + +\def\sseqifconninclippingregion{% +\ifthenelse{\boolean{sseqcurrclip}\and\boolean{sseqprevclip}}{ + \ssclippedfalse}{ + \ssclippedtrue + } + \ifssclipped +} +\newcommand{\ssstroke}{ +\ssassertsource +\sseqifconninclippingregion + \putxy{**} \sseqwritecolor{\ssoldconncolor} + \putxyq{\dir{-}} +\fi +} +\newcommand{\sscurve}[1]{ +\ssassertsource +\sseqifconninclippingregion + \putxy{**} \sseqwritecolor{\ssoldconncolor} + \putxyq{\crv{:(.5,#1)}} +\fi +} +\newcommand{\ssdashedstroke}{ +\ssassertsource +\sseqifconninclippingregion + \putxy{**} \sseqwritecolor{\ssoldconncolor} + \putxyq{\dir{--}} +\fi +} +\newcommand{\ssdashedcurve}[1]{ +\ssassertsource +\sseqifconninclippingregion + \putxy{**} \sseqwritecolor{\ssoldconncolor} + \putxyq{\crv{~**\dir{--}:(.5,#1)}} +\fi +} +\newcommand{\ssarrowhead}{ +\sseqifconninclippingregion + \putxy {?>*} \sseqwritecolor{\ssoldconncolor} + \putxyq{\dir{>}} +\fi +} +\newcommand{\ssline}[2]{ +\ssprepareline{#1}{#2} +\def\sseqconncommand{\ssstroke} +} +\newcommand{\sscurvedline}[3]{ +\ssprepareline{#1}{#2} \def\sseqconncommand{\sscurve{#3}} +} +\newcommand{\ssdashedline}[2]{ +\ssprepareline{#1}{#2} \def\sseqconncommand{\ssdashedstroke} +} +\newcommand{\sscurveddashedline}[3]{ +\ssprepareline{#1}{#2} \def\sseqconncommand{\ssdashedcurve{#3}} +} +\newcommand{\ssarrow}[2]{ +\ssprepareline{#1}{#2} +\def\sseqconncommand{\ssstroke\ssarrowhead} +} +\newcommand{\sscurvedarrow}[3]{ +\ssprepareline{#1}{#2} \def\sseqconncommand{\sscurve{#3}\ssarrowhead} +} +\newcommand{\ssdashedarrow}[2]{ +\ssprepareline{#1}{#2} \def\sseqconncommand{\ssdashedstroke\ssarrowhead} +} +\newcommand{\sscurveddashedarrow}[3]{ +\ssprepareline{#1}{#2} \def\sseqconncommand{\ssdashedcurve{#3}\ssarrowhead} +} + +\newcommand{\ssvoidline}[2]{ +\sspreparevoidline{#1}{#2} +\ssstroke +\putxy{,p} +} +\newcommand{\ssvoidarrow}[2]{ +\sspreparevoidline{#1}{#2} +\ssstroke\ssarrowhead +\putxy{,p} +} +\newcommand{\ssbullstring}[3]{ +\ifnum#3>0 + \ifnum#3=1 + \ssdropbull + \else + \ssdropbull + \ssline{#1}{#2} + \count0=#3 + \advance\count0 by -1 + \edef\sseqbullcnt{\the\count0} + \ssbullstring{#1}{#2}{\sseqbullcnt} +\fi\fi +} +\newcommand{\ssinfbullstring}[3]{ +\ssbullstring{#1}{#2}{#3} +\ssvoidarrow{#1}{#2} +} +\def\sseqdrawgrid#1#2{ +\sseqi=0 +\sseqj=0 +\loop + \sseqy=\sseqentrysize + \multiply \sseqy by \sseqj + \advance \sseqy by \sseqlabelbarwidth + % + \putxy{<\the\sseqlabelbarwidth,\the\sseqy>;<\the\sseqx,\the\sseqy>**} + \sseqwritecolor{sseqgr} + \putxyq{\dir {.},} + \advance\sseqj 1 +\ifnum\sseqj>#2 \else \repeat +\sseqy = \sseqentrysize +\multiply \sseqy by #2 +\advance \sseqy by \sseqlabelbarwidth +\loop + \sseqx=\sseqentrysize + \multiply \sseqx by \sseqi + \advance \sseqx by \sseqlabelbarwidth + % + \putxy{<\the\sseqx,\the\sseqlabelbarwidth>;<\the\sseqx,\the\sseqy>**} + \sseqwritecolor{sseqgr} + \putxyq{\dir {.},} + \advance \sseqi 1 +\ifnum\sseqi>#1 \else \repeat +} +\def\sseqdrawlabels#1#2{ +\sseqi=\sseqxstart +\sseqposx=\sseqxstart +\multiply \sseqposx by -1 +\advance \sseqposx \sseqi +\count0=\sseqxdir +\multiply\count0 by \sseqxdir +\multiply\count0 by \sseqxstep +\count1=\sseqydir +\multiply\count1 by \sseqydir +\multiply\count1 by \sseqystep +\loop + \sseqxx=\sseqentrysize + \multiply\sseqxx by \sseqposx + \advance\sseqxx by \sseqhalfentry + \advance\sseqxx by \sseqlabelbarwidth + \putxy { <\the\sseqxx,0pt>*} + \putxyq{\txt\sseqlabelfont} + \putxy {{\the\sseqi},} + \advance\sseqi by \sseqxstep + \advance\sseqposx by \count0 +\ifnum\sseqposx<#1 \repeat +\sseqj=\sseqystart +\sseqposy=\sseqj +\multiply\sseqposy by -1 +\advance\sseqposy by \sseqj +\loop + \sseqyy=\sseqentrysize + \multiply\sseqyy by \sseqposy + \advance\sseqyy by \sseqhalfentry + \advance\sseqyy by \sseqlabelbarwidth + \putxy { <0pt,\the\sseqyy>*} + \putxyq {\txt\sseqlabelfont} + \putxy{{\the\sseqj},} + \advance\sseqj by \sseqystep + \advance\sseqposy by \count1 +\ifnum\sseqposy<#2\repeat +} + +\newenvironment{sseq}[2]{ +\begingroup +\countdef\sseqxend=150 \sseqxend=\sseqxstart \advance\sseqxend by #1 +\countdef\sseqyend=151 \sseqyend=\sseqystart \advance\sseqyend by #2 +\dimendef\sseqoffx=200 \sseqoffx=0pt +\dimendef\sseqoffy=201 \sseqoffy=0pt +\dimendef\sseqoffsetx=202 +\dimendef\sseqoffsety=203 +\countdef\sseqi=152 \sseqi=0 +\countdef\sseqj=153 \sseqj=0 +\countdef\sseqxdir=154 +\countdef\sseqposx=155 +\countdef\sseqposy=156 +\countdef\sseqydir=157 +\dimendef\sseqlabelbarwidth=204 +\dimendef\sseqhalfentry=205 +\dimendef\sseqx=206 +\dimendef\sseqy=207 +\dimendef\sseqxx=208 +\dimendef\sseqyy=209 +\dimendef\sseqlabelwidth=210 +\dimendef\sseqrightlabelwidth=211 +\dimendef\sseqlabelsize=212 + +\ifnum\sseqxstep<0 \sseqxdir=-1 \else \sseqxdir=1 \fi +\ifnum\sseqystep<0 \sseqydir=-1 \else \sseqydir=1 \fi +\def\sseqlabelfontsize{12} +\edef\sseqsavecnto{\the\count0} +\edef\sseqsavecnti{\the\count1} +\edef\sseqsavecntii{\the\count2} +\edef\sseqsavecntiii{\the\count3} +\edef\sseqsavecntiv{\the\count4} +\edef\sseqsavecntv{\the\count5} +\edef\sseqsavecntvi{\the\count6} +\edef\sseqsavecntvii{\the\count7} +\edef\sseqsavecntviii{\the\count8} +\edef\sseqsavecntix{\the\count9} +\sseqlabelwidth=14pt +\sseqrightlabelwidth=10pt +\ifnum\sseqxstart<0 + \advance\sseqlabelwidth by 8pt + \ifnum\sseqxstart<-9 + \advance\sseqlabelwidth by 6pt + \ifnum\sseqxstart<-99 + \advance\sseqlabelwidth by 6pt + \fi + \fi +\fi +\ifnum\sseqxend>10 + \advance\sseqrightlabelwidth by 6pt + \ifnum\sseqxend>100 + \advance\sseqrightlabelwidth by 6pt + \fi +\fi +\ifnum\sseqrightlabelwidth>\sseqlabelwidth + \sseqlabelwidth=\sseqrightlabelwidth +\fi +\sseqlabelsize=10pt +\count0=\sseqentrysize +\multiply \count0 by 160 +\divide \count0 by \sseqlabelwidth +\multiply \sseqlabelsize by \count0 +\divide \sseqlabelsize by 100 +\ifdim\sseqlabelsize<11pt + \def\sseqlabelfontsize{10} + \ifdim\sseqlabelsize<9.5pt + \def\sseqlabelfontsize{9} + \ifdim\sseqlabelsize<8.5pt + \def\sseqlabelfontsize{8} + \fi + \fi +\fi +\edef\sz{\the\sseqlabelsize} +\putxyq {\font \sseqlabelfont = cmtt} +\putxy{\sseqlabelfontsize\space at \the\sseqlabelsize\space} +\sseqlabelbarwidth=\sseqlabelsize +\divide\sseqlabelbarwidth by 2 +\dimen0=\sseqentrysize +\multiply\dimen0 by -1 +\multiply\dimen0 by \sseqxdir +\multiply\dimen0 by \sseqxstart +\sseqoffsetx=\sseqlabelbarwidth +\advance\sseqoffsetx by \dimen0 +\dimen0=\sseqentrysize +\multiply\dimen0 by -1 +\multiply\dimen0 by \sseqydir +\multiply\dimen0 by \sseqystart +\sseqoffsety=\sseqlabelbarwidth +\advance\sseqoffsety by \dimen0 +\sseqhalfentry=\sseqentrysize +\divide\sseqhalfentry by 2 +\sseqx=\sseqentrysize +\multiply \sseqx by #1 +\advance \sseqx by \sseqlabelbarwidth +\sseqy=\sseqentrysize +\multiply \sseqy by \sseqj +\advance \sseqy by \sseqlabelbarwidth +\sseqxx=\sseqx +\sseqyy=\sseqy +\advance\sseqxx by \sseqhalfentry +\advance\sseqyy by \sseqhalfentry +\putxyq {\xy} +\sseqdrawgrid{#1}{#2} +\sseqdrawlabels{#1}{#2} +\sseqposx=0 +\sseqposy=0 +} +{ +\relax +\ssfinishpos +\putxyq{\endxy} +\bigskip +\edef\lst{\the\sseqcmdlist} +\ifthenelse{\boolean{debug}}{\show\lst}{} +\count0=\sseqsavecnto +\count1=\sseqsavecnti +\count2=\sseqsavecntii +\count3=\sseqsavecntiii +\count4=\sseqsavecntiv +\count5=\sseqsavecntv +\count6=\sseqsavecntvi +\count7=\sseqsavecntvii +\count8=\sseqsavecntviii +\count9=\sseqsavecntix +\the\sseqcmdlist +\endgroup +\bigskip +} +\endinput +%% +%% End of file `sseq.sty'. |