716 lines
17 KiB
TeX
716 lines
17 KiB
TeX
%%
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%% Ian's class file
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%%
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%% TeX format
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\NeedsTeXFormat{LaTeX2e}[1995/12/01]
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%% class name
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\ProvidesClass{ian}[2017/09/29]
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%% boolean to signal that this class is being used
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\newif\ifianclass
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\ianclasstrue
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%% options
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% no section numbering in equations
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\DeclareOption{section_in_eq}{\sectionsineqtrue}
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\DeclareOption{section_in_fig}{\sectionsinfigtrue}
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\DeclareOption{section_in_all}{\sectionsineqtrue\sectionsinfigtrue}
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\DeclareOption{subsection_in_eq}{\subsectionsineqtrue}
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\DeclareOption{subsection_in_fig}{\subsectionsinfigtrue}
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\DeclareOption{subsection_in_all}{\subsectionsineqtrue\subsectionsinfigtrue}
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\DeclareOption{no_section_in_eq}{\sectionsineqfalse}
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\DeclareOption{no_section_in_fig}{\sectionsinfigfalse}
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\DeclareOption{no_section_in_all}{\sectionsineqfalse\sectionsinfigfalse}
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\DeclareOption{no_subsection_in_eq}{\subsectionsineqfalse}
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\DeclareOption{no_subsection_in_fig}{\subsectionsinfigfalse}
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\DeclareOption{no_subsection_in_all}{\subsectionsineqfalse\subsectionsinfigfalse}
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\def\ian@defaultoptions{
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\ExecuteOptions{section_in_all, no_subsection_in_all}
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\ProcessOptions
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%% required packages
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\RequirePackage{color}
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\RequirePackage{marginnote}
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\RequirePackage{amssymb}
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\PassOptionsToPackage{hidelinks}{hyperref}
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\RequirePackage{hyperref}
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\pagestyle{plain}
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}
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%% paper dimensions
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\setlength\paperheight{297mm}
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\setlength\paperwidth{210mm}
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%% fonts
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\input{size11.clo}
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\DeclareOldFontCommand{\rm}{\normalfont\rmfamily}{\mathrm}
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\DeclareOldFontCommand{\sf}{\normalfont\sffamily}{\mathsf}
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\DeclareOldFontCommand{\tt}{\normalfont\ttfamily}{\mathtt}
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\DeclareOldFontCommand{\bf}{\normalfont\bfseries}{\mathbf}
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\DeclareOldFontCommand{\it}{\normalfont\itshape}{\mathit}
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%% text dimensions
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\hoffset=-50pt
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\voffset=-72pt
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\textwidth=460pt
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\textheight=704pt
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%% remove default indentation
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\parindent=0pt
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%% indent command
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\def\indent{\hskip20pt}
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%% something is wrong with \thepage, redefine it
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\gdef\thepage{\the\c@page}
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%% array lines (to use the array environment)
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\setlength\arraycolsep{5\p@}
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\setlength\arrayrulewidth{.4\p@}
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%% correct vertical alignment at the end of a document
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\AtEndDocument{
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\vfill
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\eject
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}
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%% hyperlinks
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% hyperlinkcounter
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\newcounter{lncount}
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% hyperref anchor
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\def\hrefanchor{%
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\stepcounter{lncount}%
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\hypertarget{ln.\thelncount}{}%
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}
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%% define a command and write it to aux file
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\def\outdef#1#2{%
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% define command%
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\expandafter\xdef\csname #1\endcsname{#2}%
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% hyperlink number%
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\expandafter\xdef\csname #1@hl\endcsname{\thelncount}%
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% write command to aux%
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\immediate\write\@auxout{\noexpand\expandafter\noexpand\gdef\noexpand\csname #1\endcsname{\csname #1\endcsname}}%
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\immediate\write\@auxout{\noexpand\expandafter\noexpand\gdef\noexpand\csname #1@hl\endcsname{\thelncount}}%
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}
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%% can call commands even when they are not defined
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\def\safe#1{%
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\ifdefined#1%
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#1%
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\else%
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{\color{red}\bf?}%
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\fi%
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}
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%% define a label for the latest tag
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%% label defines a command containing the string stored in \tag
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\def\deflabel{
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\def\label##1{\expandafter\outdef{label@##1}{\safe\tag}}
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\def\ref##1{%
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% check whether the label is defined (hyperlink runs into errors if this check is omitted)
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\ifcsname label@##1@hl\endcsname%
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\hyperlink{ln.\csname label@##1@hl\endcsname}{{\color{blue}\safe\csname label@##1\endcsname}}%
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\else%
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\ifcsname label@##1\endcsname%
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{\color{blue}\csname ##1\endcsname}%
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\else%
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{\bf ??}%
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\fi%
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\fi%
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}
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% omit link
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\def\textref##1{%
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\ifcsname label@##1@hl\endcsname%
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\safe\csname label@##1\endcsname%
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\else%
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\ifcsname label@##1\endcsname%
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\csname ##1\endcsname%
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\else%
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{\bf ??}%
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\fi%
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\fi%
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}
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}
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%% make a custom link at any given location in the document
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\def\makelink#1#2{%
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\hrefanchor%
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\outdef{label@#1}{#2}%
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}
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%% section command
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% counter
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\newcounter{sectioncount}
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% space before section
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\newlength\secskip
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\setlength\secskip{40pt}
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% a prefix to put before the section number, e.g. A for appendices
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\def\sectionprefix{}
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% define some lengths
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\newlength\secnumwidth
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\newlength\sectitlewidth
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\def\section#1{
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% reset counters
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\stepcounter{sectioncount}
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\setcounter{subsectioncount}{0}
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\ifsectionsineq
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\setcounter{seqcount}0
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\fi
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\ifsectionsinfig
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\setcounter{figcount}0
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\fi
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% space before section (if not first)
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\ifnum\thesectioncount>1
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\vskip\secskip
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\penalty-1000
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\fi
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% hyperref anchor
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\hrefanchor
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% define tag (for \label)
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\xdef\tag{\sectionprefix\thesectioncount}
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% get widths
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\def\@secnum{{\bf\Large\sectionprefix\thesectioncount.\hskip10pt}}
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\settowidth\secnumwidth{\@secnum}
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\setlength\sectitlewidth\textwidth
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\addtolength\sectitlewidth{-\secnumwidth}
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% print name
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\parbox{\textwidth}{
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\@secnum
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\parbox[t]{\sectitlewidth}{\Large\bf #1}}
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% write to table of contents
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\iftoc
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% save lncount in aux variable which is written to toc
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\immediate\write\tocoutput{\noexpand\expandafter\noexpand\edef\noexpand\csname toc@sec.\thesectioncount\endcsname{\thelncount}}
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\write\tocoutput{\noexpand\tocsection{#1}{\thepage}}
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\fi
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%space
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\par\penalty10000
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\bigskip\penalty10000
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}
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%% subsection
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% counter
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\newcounter{subsectioncount}
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% space before subsection
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\newlength\subsecskip
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\setlength\subsecskip{30pt}
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\def\subsection#1{
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% counters
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\stepcounter{subsectioncount}
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\setcounter{subsubsectioncount}{0}
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\ifsubsectionsineq
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\setcounter{seqcount}0
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\fi
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\ifsubsectionsinfig
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\setcounter{figcount}0
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\fi
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% space before subsection (if not first)
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\ifnum\thesubsectioncount>1
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\vskip\subsecskip
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\penalty-500
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\fi
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% hyperref anchor
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\hrefanchor
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% define tag (for \label)
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\xdef\tag{\sectionprefix\thesectioncount.\thesubsectioncount}
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% get widths
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\def\@secnum{{\bf\large\hskip.5cm\sectionprefix\thesectioncount.\thesubsectioncount.\hskip5pt}}
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\settowidth\secnumwidth{\@secnum}
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\setlength\sectitlewidth\textwidth
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\addtolength\sectitlewidth{-\secnumwidth}
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% print name
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\parbox{\textwidth}{
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\@secnum
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\parbox[t]{\sectitlewidth}{\large\bf #1}}
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% write to table of contents
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\iftoc
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% save lncount in aux variable which is written to toc
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\immediate\write\tocoutput{\noexpand\expandafter\noexpand\edef\noexpand\csname toc@subsec.\thesectioncount.\thesubsectioncount\endcsname{\thelncount}}
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\write\tocoutput{\noexpand\tocsubsection{#1}{\thepage}}
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\fi
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% space
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\par\penalty10000
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\medskip\penalty10000
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}
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%% subsubsection
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% counter
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\newcounter{subsubsectioncount}
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% space before subsubsection
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\newlength\subsubsecskip
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\setlength\subsubsecskip{20pt}
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\def\subsubsection#1{
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% counters
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\stepcounter{subsubsectioncount}
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% space before subsubsection (if not first)
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\ifnum\thesubsubsectioncount>1
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\vskip\subsubsecskip
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\penalty-500
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\fi
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% hyperref anchor
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\hrefanchor
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% define tag (for \label)
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\xdef\tag{\sectionprefix\thesectioncount.\thesubsectioncount.\thesubsubsectioncount}
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% get widths
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\def\@secnum{{\bf\hskip1.cm\sectionprefix\thesectioncount.\thesubsectioncount.\thesubsubsectioncount.\hskip5pt}}
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\settowidth\secnumwidth{\@secnum}
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\setlength\sectitlewidth\textwidth
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\addtolength\sectitlewidth{-\secnumwidth}
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% print name
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\parbox{\textwidth}{
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\@secnum
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\parbox[t]{\sectitlewidth}{\large\bf #1}}
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% write to table of contents
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\iftoc
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% save lncount in aux variable which is written to toc
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\immediate\write\tocoutput{\noexpand\expandafter\noexpand\edef\noexpand\csname toc@subsubsec.\thesectioncount.\thesubsectioncount.\thesubsubsectioncount\endcsname{\thelncount}}
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\write\tocoutput{\noexpand\tocsubsubsection{#1}{\thepage}}
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\fi
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% space
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\par\penalty10000
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\medskip\penalty10000
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}
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%% itemize
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\newlength\itemizeskip
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% left margin for items
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\setlength\itemizeskip{20pt}
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\newlength\itemizeseparator
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% space between the item symbol and the text
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\setlength\itemizeseparator{5pt}
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% penalty preceding an itemize
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\newcount\itemizepenalty
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\itemizepenalty=0
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% counter counting the itemize level
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\newcounter{itemizecount}
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% item symbol
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\def\itemizept#1{
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\ifnum#1=1
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\textbullet
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\else
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$\scriptstyle\blacktriangleright$
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\fi
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}
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\newlength\current@itemizeskip
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\setlength\current@itemizeskip{0pt}
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\def\itemize{%
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\par\expandafter\penalty\the\itemizepenalty\medskip\expandafter\penalty\the\itemizepenalty%
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\addtocounter{itemizecount}{1}%
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\addtolength\current@itemizeskip{\itemizeskip}%
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\leftskip\current@itemizeskip%
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}
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\def\enditemize{%
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\addtocounter{itemizecount}{-1}%
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\addtolength\current@itemizeskip{-\itemizeskip}%
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\par\expandafter\penalty\the\itemizepenalty\leftskip\current@itemizeskip%
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\medskip\expandafter\penalty\the\itemizepenalty%
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}
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% item, with optional argument to specify the item point
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% @itemarg is set to true when there is an optional argument
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\newif\if@itemarg
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\def\item{%
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% check whether there is an optional argument (if there is none, add on empty '[]')
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\@ifnextchar [{\@itemargtrue\@itemx}{\@itemargfalse\@itemx[]}%
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}
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\newlength\itempt@total
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\def\@itemx[#1]{
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\if@itemarg
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\settowidth\itempt@total{#1}
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\else
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\settowidth\itempt@total{\itemizept\theitemizecount}
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\fi
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\addtolength\itempt@total{\itemizeseparator}
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\par
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\medskip
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\if@itemarg
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\hskip-\itempt@total#1\hskip\itemizeseparator
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\else
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\hskip-\itempt@total\itemizept\theitemizecount\hskip\itemizeseparator
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\fi
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}
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%% prevent page breaks after itemize
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\newcount\previtemizepenalty
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\def\nopagebreakafteritemize{
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\previtemizepenalty=\itemizepenalty
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\itemizepenalty=10000
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}
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%% back to previous value
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\def\restorepagebreakafteritemize{
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\itemizepenalty=\previtemizepenalty
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}
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%% enumerate
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\newcounter{enumerate@count}
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\def\enumerate{
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\setcounter{enumerate@count}0
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\let\olditem\item
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\let\olditemizept\itemizept
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\def\item{
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% counter
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\stepcounter{enumerate@count}
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% set header
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\def\itemizept{\theenumerate@count.}
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% hyperref anchor
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\hrefanchor
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% define tag (for \label)
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\xdef\tag{\theenumerate@count}
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\olditem
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}
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\itemize
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}
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\def\endenumerate{
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\enditemize
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\let\item\olditem
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\let\itemizept\olditemizept
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}
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%% equation numbering
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% counter
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\newcounter{seqcount}
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% define possible prefix to equation
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\def\eqprefix{}
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% booleans (write section or subsection in equation number)
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\newif\ifsectionsineq
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\newif\ifsubsectionsineq
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\def\seqcount{
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\stepcounter{seqcount}
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% the output
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\edef\seqformat{\eqprefix\theseqcount}
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% add subsection number
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\ifsubsectionsineq
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\let\tmp\seqformat
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\edef\seqformat{\thesubsectioncount.\tmp}
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\fi
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% add section number
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\ifsectionsineq
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\let\tmp\seqformat
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\edef\seqformat{\sectionprefix\thesectioncount.\tmp}
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\fi
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% define tag (for \label)
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\xdef\tag{\seqformat}
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% write number
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\marginnote{\hfill(\seqformat)}
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}
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%% equation environment compatibility
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\def\equation{\hrefanchor$$\seqcount}
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\def\endequation{$$\@ignoretrue}
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%% figures
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% counter
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\newcounter{figcount}
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% booleans (write section or subsection in equation number)
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\newif\ifsectionsinfig
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\newif\ifsubsectionsinfig
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% width of figures
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\newlength\figwidth
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\setlength\figwidth\textwidth
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\addtolength\figwidth{-2.5cm}
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% caption
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\def\defcaption{
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\long\def\caption##1{%
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\stepcounter{figcount}%
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%
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% hyperref anchor%
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\hrefanchor%
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%
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% the number of the figure%
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\edef\figformat{\thefigcount}%
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% add subsection number%
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\ifsubsectionsinfig%
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\let\tmp\figformat%
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\edef\figformat{\thesubsectioncount.\tmp}%
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\fi%
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% add section number%
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\ifsectionsinfig%
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\let\tmp\figformat%
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\edef\figformat{\sectionprefix\thesectioncount.\tmp}%
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\fi%
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%
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% define tag (for \label)%
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\xdef\tag{\figformat}%
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%
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% write%
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\par\penalty10000\hfil fig \figformat: \parbox[t]{\figwidth}{\small##1}%%
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%
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% space%
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\par\bigskip%
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}
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}
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%% short caption: centered
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\def\captionshort#1{
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\stepcounter{figcount}%
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%
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% hyperref anchor%
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\hrefanchor%
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%
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% the number of the figure%
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\edef\figformat{\thefigcount}%
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% add section number%
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\ifsectionsinfig%
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\let\tmp\figformat%
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\edef\figformat{\sectionprefix\thesectioncount.\tmp}%
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\fi%
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%
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% define tag (for \label)%
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\xdef\tag{\figformat}%
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%
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% write%
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\par\penalty10000\hfil fig \figformat: {\small#1}%
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%
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%space%
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\par\bigskip%
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}
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%% environment
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\def\figure{
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\par
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\vfil\penalty100\vfilneg
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\bigskip
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}
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\def\endfigure{
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\par
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\bigskip
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}
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%% start appendices
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\def\appendix{
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\vfill
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\pagebreak
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% counter
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\setcounter{sectioncount}0
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% prefix
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\def\sectionprefix{A}
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% write
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{\bf \LARGE Appendices}\par\penalty10000\bigskip\penalty10000
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% add a mention in the table of contents
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\iftoc
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\immediate\write\tocoutput{\noexpand\tocappendices}\penalty10000
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\fi
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%% uncomment for new page for each appendix
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%\def\seqskip{\vfill\pagebreak}
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}
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%% start exercises
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\def\exercises{
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\vfill
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\pagebreak
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% counter
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\setcounter{sectioncount}0
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\setcounter{seqcount}0
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% prefix
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\def\sectionprefix{E}
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\hrefanchor
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% write
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{\bf \LARGE Exercises}\par\penalty10000\bigskip\penalty10000
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% add a mention in the table of contents
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\iftoc
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% save lncount in aux variable which is written to toc
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|
\immediate\write\tocoutput{\noexpand\expandafter\noexpand\edef\noexpand\csname toc@exercises\endcsname{\thelncount}}
|
|
\write\tocoutput{\noexpand\tocexercises{\thepage}}\penalty10000
|
|
\fi
|
|
|
|
\def\eqprefix{E}
|
|
\sectionsineqfalse
|
|
}
|
|
|
|
|
|
%% bibliography
|
|
% size of header
|
|
\newlength\bibheader
|
|
\def\thebibliography#1{
|
|
\hrefanchor
|
|
|
|
% add a mention in the table of contents
|
|
\iftoc
|
|
% save lncount in aux variable which is written to toc
|
|
\immediate\write\tocoutput{\noexpand\expandafter\noexpand\edef\noexpand\csname toc@references\endcsname{\thelncount}}
|
|
\write\tocoutput{\noexpand\tocreferences{\thepage}}\penalty10000
|
|
\fi
|
|
|
|
% write
|
|
{\bf \LARGE References}\par\penalty10000\bigskip\penalty10000
|
|
% width of header
|
|
\settowidth\bibheader{[#1]}
|
|
\leftskip\bibheader
|
|
}
|
|
% end environment
|
|
\def\endthebibliography{
|
|
\par\leftskip0pt
|
|
}
|
|
|
|
%% bibitem command
|
|
\def\bibitem[#1]#2{%
|
|
\hrefanchor%
|
|
\outdef{label@cite#2}{#1}%
|
|
\hskip-\bibheader%
|
|
\makebox[\bibheader]{\cite{#2}\hfill}%
|
|
}
|
|
|
|
%% cite command
|
|
% @tempswa is set to true when there is an optional argument
|
|
\newif\@tempswa
|
|
\def\cite{%
|
|
% check whether there is an optional argument (if there is none, add on empty '[]')
|
|
\@ifnextchar [{\@tempswatrue\@citex}{\@tempswafalse\@citex[]}%
|
|
}
|
|
% command with optional argument
|
|
\def\@citex[#1]#2{\leavevmode%
|
|
% initialize loop
|
|
\let\@cite@separator\@empty%
|
|
% format
|
|
\@cite{%
|
|
% loop over ',' separated list
|
|
\@for\@cite@:=#2\do{%
|
|
% text to add at each iteration of the loop (separator between citations)
|
|
\@cite@separator\def\@cite@separator{,\ }%
|
|
% add entry to citelist
|
|
\@writecitation{\@cite@}%
|
|
\ref{cite\@cite@}%
|
|
}%
|
|
}%
|
|
% add optional argument text (as an argument to '\@cite')
|
|
{#1}%
|
|
}
|
|
\def\@cite#1#2{%
|
|
[#1\if@tempswa , #2\fi]%
|
|
}
|
|
%% add entry to citelist after checking it has not already been added
|
|
\def\@writecitation#1{%
|
|
\ifcsname if#1cited\endcsname%
|
|
\else%
|
|
\expandafter\newif\csname if#1cited\endcsname%
|
|
\immediate\write\@auxout{\string\citation{#1}}%
|
|
\fi%
|
|
}
|
|
|
|
%% table of contents
|
|
% boolean
|
|
\newif\iftoc
|
|
\def\tableofcontents{
|
|
{\bf \large Table of contents:}\par\penalty10000\smallskip\penalty10000
|
|
|
|
% copy content from file
|
|
\IfFileExists{\jobname.toc}{\input{\jobname.toc}}{{\tt error: table of contents missing}}
|
|
|
|
% open new toc
|
|
\newwrite\tocoutput
|
|
\immediate\openout\tocoutput=\jobname.toc
|
|
|
|
\toctrue
|
|
}
|
|
%% close file
|
|
\AtEndDocument{
|
|
% close toc
|
|
\iftoc
|
|
\immediate\closeout\tocoutput
|
|
\fi
|
|
}
|
|
|
|
|
|
%% fill line with dots
|
|
\def\leaderfill{\leaders\hbox to 1em {\hss. \hss}\hfill}
|
|
|
|
%% same as sectionprefix
|
|
\def\tocsectionprefix{}
|
|
|
|
%% toc formats
|
|
\newcounter{tocsectioncount}
|
|
\def\tocsection #1#2{
|
|
\stepcounter{tocsectioncount}
|
|
\setcounter{tocsubsectioncount}{0}
|
|
\setcounter{tocsubsubsectioncount}{0}
|
|
% write
|
|
\smallskip\hyperlink{ln.\csname toc@sec.\thetocsectioncount\endcsname}{{\bf \tocsectionprefix\thetocsectioncount}.\hskip5pt {\color{blue}#1}\leaderfill#2}\par
|
|
}
|
|
\newcounter{tocsubsectioncount}
|
|
\def\tocsubsection #1#2{
|
|
\stepcounter{tocsubsectioncount}
|
|
\setcounter{tocsubsubsectioncount}{0}
|
|
% write
|
|
{\hskip10pt\hyperlink{ln.\csname toc@subsec.\thetocsectioncount.\thetocsubsectioncount\endcsname}{{\bf \tocsectionprefix\thetocsectioncount.\thetocsubsectioncount}.\hskip5pt {\color{blue}\small #1}\leaderfill#2}}\par
|
|
}
|
|
\newcounter{tocsubsubsectioncount}
|
|
\def\tocsubsubsection #1#2{
|
|
\stepcounter{tocsubsubsectioncount}
|
|
% write
|
|
{\hskip20pt\hyperlink{ln.\csname toc@subsubsec.\thetocsectioncount.\thetocsubsectioncount.\thetocsubsubsectioncount\endcsname}{{\bf \tocsectionprefix\thetocsectioncount.\thetocsubsectioncount.\thetocsubsubsectioncount}.\hskip5pt {\color{blue}\small #1}\leaderfill#2}}\par
|
|
}
|
|
\def\tocappendices{
|
|
\medskip
|
|
\setcounter{tocsectioncount}0
|
|
{\bf Appendices}\par
|
|
\smallskip
|
|
\def\tocsectionprefix{A}
|
|
}
|
|
\def\tocreferences#1{
|
|
\medskip
|
|
{\hyperlink{ln.\csname toc@references\endcsname}{{\color{blue}\bf References}\leaderfill#1}}\par
|
|
\smallskip
|
|
}
|
|
\def\tocexercises#1{
|
|
\medskip
|
|
\setcounter{tocsectioncount}0
|
|
{\hyperlink{ln.\csname toc@exercises\endcsname}{{\color{blue}\bf Exercises}\leaderfill#1}}\par
|
|
\smallskip
|
|
\def\tocsectionprefix{E}
|
|
}
|
|
|
|
|
|
%% definitions that must be loaded at begin document
|
|
\let\ian@olddocument\document
|
|
\def\document{
|
|
\ian@olddocument
|
|
|
|
\deflabel
|
|
\defcaption
|
|
}
|
|
|
|
%% end
|
|
\ian@defaultoptions
|
|
\endinput
|