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-rw-r--r--Master/texmf-dist/tex/latex/dnaseq/dnaseq.sty109
1 files changed, 109 insertions, 0 deletions
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+%%
+%% This is file `dnaseq.sty',
+%% generated with the docstrip utility.
+%%
+%% The original source files were:
+%%
+%% dnaseq.dtx (with options: `dnaseq')
+%%
+%% IMPORTANT NOTICE:
+%%
+%% For the copyright see the source file.
+%%
+%% Any modified versions of this file must be renamed
+%% with new filenames distinct from dnaseq.sty.
+%%
+%% For distribution of the original source see the terms
+%% for copying and modification in the file dnaseq.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.)
+%% File: dnaseq.dtx Copyright (C) 2002 Bjoern Pedersen
+%% mailto:Bjoern.Pedersen@ch.tum.de
+%% This file may be distributed and used freely under
+%% the Latex Project Public License
+%%
+\NeedsTeXFormat{LaTeX2e}
+\ProvidesPackage{dnaseq}[2002/05/20 v0.01 dna sequence setter]
+\RequirePackage{color}
+
+\def\DNAblock{10}
+\def\DNAreserve{0000}% f^^fcr 4-stellige Zahlen
+%%
+%% registers /counters
+%%
+\newlength\bl@cklen
+\newlength\l@neln
+\newlength\t@mpln
+\newlength\ch@rwd
+\newcount{\blocks}
+%%
+%% calculate blocks per line
+%%
+\def\DNAc@lcline{%
+ \settowidth{\ch@rwd}{A}
+ \setlength{\bl@cklen}{\DNAblock\ch@rwd}%
+ \settowidth{\t@mpln}{\DNAreserve}
+ \setlength{\l@neln}{\textwidth}
+ \addtolength{\l@neln}{-\t@mpln}
+ \loop%
+ \setlength{\t@mpln}{\blocks\bl@cklen}
+ \addtolength{\t@mpln}{\blocks\ch@rwd}
+ \ifdim\l@neln>\t@mpln\advance\blocks by 1
+ \repeat
+ \advance\blocks by -1
+ \ifnum\blocks<1\errmessage{line too short for 1 block^^J}%
+ \else\expandafter\message\expandafter{Blocks per line: \the\blocks^^J}\fi%
+}
+
+%% main user macro
+\def\DNA#1{%
+ \def\@DNA@end{#1}\bgroup\ttfamily\DNAc@lcline
+ \settoheight\dimen@{I}\advance\dimen@ by 1pt
+ \edef\htst{\the\dimen@}%
+ \def\struty{\rule[-.5pt]{\z@}{\htst}}%
+ %% dnabase per line counter
+ \count@=0
+ %% block counter
+ \@tempcnta=0
+ %% total dnabase counter
+ \@tempcntb=0
+ \fboxrule=0pt \fboxsep=0pt
+ \noindent\phantom{\DNAreserve}\llap 1\
+ \@DNA
+}
+
+\def\@DNA@color{'}
+\def\@DNA@thecolor{white}
+\def\@DNA@setcolor#1{\def\@DNA@thecolor{#1}\@DNA}
+%% do the blocking/line breaking
+\def\@DNA#1{%
+%% insert a space after \DNAblock bases
+ \ifnum\count@=\DNAblock\count@=0\ %
+ \advance\@tempcnta by 1\fi
+ \def\@DNA@cmp{#1}%
+%% check for end of sequence or color shift
+ \ifx\@DNA@cmp\@DNA@end
+ \let\next\egroup
+ \else
+ \ifx\@DNA@cmp\@DNA@color
+ \let\next\@DNA@setcolor
+ \else
+ \advance\count@ by 1
+ \advance\@tempcntb by 1
+%% line break after calculated number of blocks
+ \ifnum\@tempcnta=\blocks \\
+ \hskip\z@\phantom{\DNAreserve}\llap {\the\@tempcntb}\ %
+ \@tempcnta=0
+ \fi
+ \colorbox{\@DNA@thecolor}{\struty#1}%
+ \penalty0\let\next\@DNA
+ \fi
+ \fi
+ \next
+}
+\endinput
+%%
+%% End of file `dnaseq.sty'.