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Diffstat (limited to 'Master/texmf-dist/tex/latex')
| -rw-r--r-- | Master/texmf-dist/tex/latex/easyformat/easyformat.sty | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/latex/easyformat/easyformat.sty b/Master/texmf-dist/tex/latex/easyformat/easyformat.sty new file mode 100644 index 00000000000..922d09abd46 --- /dev/null +++ b/Master/texmf-dist/tex/latex/easyformat/easyformat.sty @@ -0,0 +1,152 @@ +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +% % +% easyformat Adds easier bolds and italics to LaTeX. % +% Copyright (C) 2017 Evert Provoost <evert.provoost@gmail.com> % +% % +% This program is free software: you can redistribute it and/or modify % +% it under the terms of the GNU General Public License as published by % +% the Free Software Foundation, either version 3 of the License, or % +% (at your option) any later version. % +% % +% This program is distributed in the hope that it will be useful, % +% but WITHOUT ANY WARRANTY; without even the implied warranty of % +% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the % +% GNU General Public License for more details. % +% % +% You should have received a copy of the GNU General Public License % +% along with this program. If not, see <http://www.gnu.org/licenses/>. % +% % +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + + +%% NOTE TO FUTURE: Italics correction works because of \maybe@ic. +% this macro might disappear in LaTeX3... +% +% If the New Font Selection Scheme would change, +% stuff WILL break... + + +%% Administration... +\NeedsTeXFormat{LaTeX2e} % Why no date? We'll leave that to the imports. +\ProvidesPackage{easyformat} + [2017/04/09 v1.1.0 Adds easier bolds and italics.] + + +%% Import this handy package +\RequirePackage{ltxcmds}[2011/04/18] + + +%% Public macros +% Add macros to switch the syntax on or off. +\newcommand*{\setundact}{ + \catcode`\_=\active +} + +\newcommand*{\setundsub}{ + \catcode`\_=8 +} + +% Add some macros which do small parts of what \normalfont does. +\newcommand*{\nrshape}{% + \fontshape{\shapedefault}% + \selectfont% +} + +\newcommand*{\nrseries}{% + \fontseries{\seriesdefault}% + \selectfont% +} + + +%% CONSTANTS +% Yes I could use \sb but that is a dependency... +\let\EFOR@subscript=_ + +% To test what style we're currently in. +\def\EFOR@it{it} +\def\EFOR@bf{bx} + + +%% UTILS +% So we can remove an unnecessary undescore when starting/stopping bold. +\newcommand*{\EFOR@util@removeChar}[1]{} + +% Do the first when in mathmode, the second if not. +\newcommand*{\EFOR@util@ifmmode}{% + \ifmmode + \expandafter\@firstoftwo + \else + \expandafter\@secondoftwo + \fi +} + +% Do the first when equal, the second if not (first or second of +% what comes *after* \EFOR@util@ifx{...}{...} that is). +\newcommand*{\EFOR@util@ifx}[2]{% + \ifx#1#2\relax + \expandafter\@firstoftwo + \else + \expandafter\@secondoftwo + \fi +} + + +%% Formating handling +% Switch italics on or off. +\newcommand*{\EFOR@handle@italic}{% + \EFOR@util@ifx{\f@shape}{\EFOR@it} + % \maybe@ic adds italics correction if needed. + % (might stop working in LaTeX3?) + {\nrshape\maybe@ic} + {\itshape}% +} + +% Switch boldface on or off. +\newcommand*{\EFOR@handle@bold}{% + \EFOR@util@ifx{\f@series}{\EFOR@bf} + {\nrseries} + {\bfseries}% +} + + +%% Activate the systems! +% Prepare the syntax in the preamble. +\setundact + +% Now finally add the new syntax in the document part. +\AtBeginDocument{ + % Just to be sure + \setundact + + % This is where the magic happens (also differentiates between + % the text and math mode.) + % It is \protected because it should work in eg. \section{} + \protected\def_{\EFOR@util@ifmmode + {\EFOR@subscript} + {\ltx@ifnextchar@nospace_ + % \EFOR@util@removeChar removes the second underscore. + {\EFOR@handle@bold\EFOR@util@removeChar} + {\EFOR@handle@italic}% + }% + } +} + +% Cleanup +\AtEndDocument{ + % Why no \def_\undefined? + % Because if we use this syntax in eg. \section{}, + % the macro should still work in the .aux file... + \setundsub +} + + +%% DONE! +\endinput + + +%% IMPLEMENTATION DETAILS: +%% Why not \textit/bf\bgroup and \egroup? +% Well actualy that was the original solution. Hwoever this +% doesn't differentiate between ending itallics or ending +% boldface. The current solution does and this makes the syntax +% more predictable and generally more useful.
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