From 6f5428186a6ad3f0b941dc73971ae1209315b6cd Mon Sep 17 00:00:00 2001 From: Karl Berry Date: Tue, 28 Jun 2022 21:06:54 +0000 Subject: hideanswer (28jun22) git-svn-id: svn://tug.org/texlive/trunk@63746 c570f23f-e606-0410-a88d-b1316a301751 --- .../texmf-dist/tex/latex/hideanswer/hideanswer.sty | 76 ++++++++++++++++++++++ 1 file changed, 76 insertions(+) create mode 100644 Master/texmf-dist/tex/latex/hideanswer/hideanswer.sty (limited to 'Master/texmf-dist/tex/latex') diff --git a/Master/texmf-dist/tex/latex/hideanswer/hideanswer.sty b/Master/texmf-dist/tex/latex/hideanswer/hideanswer.sty new file mode 100644 index 00000000000..25a6264b501 --- /dev/null +++ b/Master/texmf-dist/tex/latex/hideanswer/hideanswer.sty @@ -0,0 +1,76 @@ +%% +%% hideanswer.sty +%% +%% Copyright (C) 2022 Yukoh KUSAKABE (screen-name) +%% https://www.metaphysica.info/ +%% https://twitter.com/metaphysicainfo +%% +%% This package released under +%% [the MIT license](https://ctan.org/license/mit). +%% +% +\NeedsTeXFormat{LaTeX2e} +\ProvidesPackage{hideanswer}[2022/06/28 v1.0] +% +%% for \color +\RequirePackage{color} +% +% for \NewDocumentEnvironment +\RequirePackage{xparse} +% +%% \if@hdans@hideswitch +\newif\if@hdans@hideswitch +\@hdans@hideswitchfalse +% +%% \sethideanswer +%% \unsethideanswer +\DeclareRobustCommand{\sethideanswer}{\@hdans@hideswitchtrue} +\DeclareRobustCommand{\unsethideanswer}{\@hdans@hideswitchfalse} +% +%% \hideanswer{} +%% \hideanswer*{} +\DeclareRobustCommand{\hideanswer}{\@ifstar{\@hdans@hideanswer@star}{\@hdans@hideanswerh@nostar}} +\DeclareRobustCommand{\@hdans@hideanswer@star}[1]{\if@hdans@hideswitch\else\color{white}\fi{#1}\if@hdans@hideswitch\else\color{black}\fi} +\DeclareRobustCommand{\@hdans@hideanswerh@nostar}[1]{\if@hdans@hideswitch\color{white}\else\fi{#1}\if@hdans@hideswitch\color{black}\else\fi} +% +%% \begin{hideanswerdiv} +%% \begin{hideanswerdiv*} +\newenvironment{hideanswerdiv}% +{\if@hdans@hideswitch\color{white}\else\fi}% +{\if@hdans@hideswitch\color{black}\else\fi} +\newenvironment{hideanswerdiv*}% +{\if@hdans@hideswitch\else\color{white}\fi}% +{\if@hdans@hideswitch\else\color{black}\fi} +% +%% \smashanswer{} +%% \smashanswer*{} +\DeclareRobustCommand{\smashanswer}{\@ifstar{\@hdans@smashanswer@star}{\@hdans@smashanswer@nostar}} +\DeclareRobustCommand{\@hdans@smashanswer@star}[1]{\if@hdans@hideswitch{#1}\else\fi} +\DeclareRobustCommand{\@hdans@smashanswer@nostar}[1]{\if@hdans@hideswitch\else{#1}\fi} +% +%% \begin{smashanswerdiv} +%% \begin{smashanswerdiv*} +\NewDocumentEnvironment{smashanswerdiv}{+b} +{\if@hdans@hideswitch\else #1\fi}{} +\NewDocumentEnvironment{smashanswerdiv*}{+b} +{\if@hdans@hideswitch #1\else\fi}{} +% +%% \hidegraphics[]{} +%% \hidegraphics*[]{} +\DeclareRobustCommand{\hidegraphics}{\@ifstar{\@hdans@hidegraphics@star}{\@hdans@hidegraphics@nostar}} +\DeclareRobustCommand{\@hdans@hidegraphics@star}[2][]{\if@hdans@hideswitch\includegraphics[#1]{#2}\else\phantom{\includegraphics[#1]{#2}}\fi} +\DeclareRobustCommand{\@hdans@hidegraphics@nostar}[2][]{\if@hdans@hideswitch\phantom{\includegraphics[#1]{#2}}\else\includegraphics[#1]{#2}\fi} +% +%% \smashgraphics[]{} +%% \smashgraphics*[]{} +\DeclareRobustCommand{\smashgraphics}{\@ifstar{\@hdans@smashgraphics@star}{\@hdans@smashgraphics@nostar}} +\DeclareRobustCommand{\@hdans@smashgraphics@star}[2][]{\if@hdans@hideswitch\includegraphics[#1]{#2}\else\fi} +\DeclareRobustCommand{\@hdans@smashgraphics@nostar}[2][]{\if@hdans@hideswitch\else\includegraphics[#1]{#2}\fi} +% +%% \switchanswer{}{} +%% \switchanswer*{}{} +\DeclareRobustCommand{\switchanswer}{\@ifstar{\@hdans@switchanswer@star}{\@hdans@switchanswerh@nostar}} +\DeclareRobustCommand{\@hdans@switchanswer@star}[2]{\if@hdans@hideswitch{#1}\else{#2}\fi} +\DeclareRobustCommand{\@hdans@switchanswerh@nostar}[2]{\if@hdans@hideswitch{#2}\else{#1}\fi} +% +%% EOF \ No newline at end of file -- cgit v1.2.3