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%% linop.sty
%% Copyright 2016 Johannes Weytjens
%
% This work may be distributed and/or modified under the
% conditions of the LaTeX Project Public License, either version 1.3
% of this license or (at your option) any later version.
% The latest version of this license is in
% http://www.latex-project.org/lppl.txt
% and version 1.3 or later is part of all distributions of LaTeX
% version 2005/12/01 or later.
%
% This work has the LPPL maintenance status `maintained'.
%
% The Current Maintainer of this work is Johannes Weytjens
%
% This work consists of the file linop.sty
\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{linop}
\RequirePackage{xparse}
\RequirePackage{bm}
% provide commands that can be easily be renewed to change the style
\newcommand{\linopstyle}{\hat}
\newcommand{\linopstylewide}{\widehat}
\newcommand{\linopspacewide}{\>}
\newcommand{\linopspacewidehc}{\:}
\newcommand{\linopconjugate}{\dagger}
\newcommand{\linopsubscript}{\mathstrut}
\newcommand{\linopsuperscript}{\mathstrut}
\newcommand{\linopsuperscripthc}{\mathstrut}
% main commands
\DeclareDocumentCommand{\op}{s O{\linopspacewide} m G{} G{} G{}}{%
\IfBooleanTF#1%
{\linopstylewide{#3}_{\linopsubscript#4}^{#2 #5^{#6}\linopsuperscript}}
{\linopstyle{#3}_{\linopsubscript#4}^{#5^{#6}\linopsuperscript}}
}
\DeclareDocumentCommand{\hc}{s O{\linopspacewidehc} m G{} G{} G{}}{%
\IfBooleanTF#1%
{\linopstylewide{#3}_{\linopsubscript#4}^{#2 \linopconjugate#5^{#6}\linopsuperscripthc}}
{\linopstyle{#3}_{\linopsubscript#4}^{\linopconjugate#5^{#6}\linopsuperscripthc}}
}
% options
\DeclareOption{bold}{%
\renewcommand{\linopstyle}{\mathbf}
\renewcommand{\linopstylewide}{\linopstyle}
\renewcommand{\linopspacewide}{}
\renewcommand{\linopspacewidehc}{}
}
\DeclareOption{bmbold}{%
\renewcommand{\linopstyle}{\bm}
\renewcommand{\linopstylewide}{\linopstyle}
\renewcommand{\linopspacewide}{}
\renewcommand{\linopspacewidehc}{}
}
\DeclareOption{wide}{%
\@ifpackagewith{linop}{bold}{\PackageWarning{linop}{The wide option will override the bold option. You probably want to choose one but not both.}}{}
\renewcommand{\linopstyle}{\widehat}
}
\DeclareOption{nohat}{%
\renewcommand{\linopstyle}{}
\newcommand{\linopstylewide}{}
}
\DeclareOption{star}{%
\renewcommand{\linopconjugate}{*}
}
\DeclareOption{compact}{%
\renewcommand{\linopsubscript}{}
\renewcommand{\linopsuperscript}{\phantom{\dagger}}
\renewcommand{\linopsuperscripthc}{}
}
\DeclareOption{square}{%
\DeclareDocumentCommand{\op}{s O{\linopspacewide} m O{} O{} O{}}{%
\IfBooleanTF#1%
{\linopstylewide{#3}_{\linopsubscript#4}^{#2 #5^{#6}\linopsuperscript}}
{\linopstyle{#3}_{\linopsubscript#4}^{#5^{#6}\linopsuperscript}}
}
\DeclareDocumentCommand{\hc}{s O{\linopspacewidehc} m O{} O{} O{}}{%
\IfBooleanTF#1%
{\linopstylewide{#3_{\linopsubscript#4}^{#2 \linopconjugate#5^{#6}\linopsuperscripthc}}}
{\linopstyle{#3}_{\linopsubscript#4}^{\linopconjugate#5^{#6}\linopsuperscripthc}}
}
}
\ProcessOptions\relax
\endinput
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