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diff --git a/Master/texmf-dist/doc/latex/texpower/hilitexample.tex b/Master/texmf-dist/doc/latex/texpower/hilitexample.tex new file mode 100644 index 00000000000..2cd8be37ed5 --- /dev/null +++ b/Master/texmf-dist/doc/latex/texpower/hilitexample.tex @@ -0,0 +1,206 @@ +%% +%% This is file `hilitexample.tex', +%% generated with the docstrip utility. +%% +%% The original source files were: +%% +%% texpower-doc.dtx (with options: `hilitexample,hilitexample-src,end') +%% +%% -------------------------------------------------------------- +%% TeXPower bundle - dynamic online presentations with LaTeX +%% Copyright (C) 1999-2004 Stephan Lehmke +%% +%% 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 2 +%% 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. +%% -------------------------------------------------------------- +%% +%% The list of all files belonging to the TeXPower bundle is +%% given in the file `00readme.txt'. +%% +\ProvidesFile{hilitexample.tex}% + [2004/07/27 TeXPower example file] +%----------------------------------------------------------------------------------------------------------------- +% File: hilitexample.tex +% +% Highlighting example for the package texpower.sty. +% +% This file can be compiled with pdfLaTeX or (standard) LaTeX. When using standard LaTeX, the dvi file produced should +% be processed with +% +% dvips -Ppdf -j0 hilitexample +% +% afterwards processing the resulting ps file with +% +% distill hilitexample.ps +% +% (The syntax is for a unix system with tetex 1.0 and distiller 3. Modify appropriately for other configurations.) +% +% The resulting pdf file is meant for presenting `interactively' with Adobe Acrobat Reader. +% +%----------------------------------------------------------------------------------------------------------------- +% Autor: Stephan Lehmke <Stephan.Lehmke@cs.uni-dortmund.de> +% +% v0.0.1 Mar 20, 2000: First version for the pre-alpha release of TeXPower. +% +% v0.0.2 Apr 27, 2000: Some small changes in preparation of the update to TeXpower v0.0.7. +% Added demo for \highlighttext. +% Itemize demo now checks whether color is activated. +% +% v0.0.3 May 26, 2000: Added an example for how to make the text in a paragraph `stand out' from the background. +% +% v0.0.4 Jun 07, 2000: Now using \hidedimmed and \highlightenhanced. +% +% v0.0.5 Jul 19, 2000: stepitemize example rewritten for TeXPower v0.0.8g. +% + +%----------------------------------------------------------------------------------------------------------------- +% Use slifonts. + +\RequirePackage{tpslifonts} + +% Input the generic preamble. + +\input{__TPpreamble} +\hypersetup{pdftitle={texpower highlighting example}} + +% The package soul is needed for \highlighttext to work. + +\usepackage{soul} + +%----------------------------------------------------------------------------------------------------------------- +% Finally, everything is set up. Here we go... +% +\begin{document} +\begin{slide} +%----------------------------------------------------------------------------------------------------------------- +% +\makeslidetitle{\macroname{stepwise} Example: Highlighting Text}\label{Sec:Exhl} +% The default for \step's which are not yet `active' is to be `invisible'. In preceding examples, we have redefined +% internal macros like \hidestepcontents or \activatestep to achieve special `highlighting' effects. +% Here, we demonstrate how make text `stand out' from the background incrementally without having it appear from thin +% air. + +% The first example demonstrates how to make \step its argument `stand out' instead of making it appear `out of +% nowhere'. + +\makeatletter +\ifthenelse{\boolean{TPcolor}}% Can we use colors? +{% Yes. In this case \step should change colors from `dimmed' to `active'. + + % The command \hidedimmed switches colors to `dimmed', the command \highlightenhanced switches colors to `enhanced'. + \liststepwise[\let\hidestepcontents=\hidedimmed\let\activatestep=\highlightenhanced] + {% + \vspace*{\fill} + \begin{quote} + \Large% + \step{Instead of making things appear out of `thin air',} \step{we can also make them appear `out of the + background'} \step{by incrementally changing color from \concept{inactive}} \step{to \concept{active}.} + \step{This also works with \emph{color emphasis}} \step{and \concept{math coloring}: $a=b^2$.} + \end{quote} + \vspace*{\fill}\vspace*{\fill} + }% + } +{% No. In this case we have to `handwave' using the soul package. + % Instead of hiding its argument, the new command \myhide just changes the font size (maintaining the overall text + % length though). + \def\myhide + {% + \leavevmode% + \SOUL@setup + \def\SOUL@everytoken{\makebox[\widthof{\the\SOUL@token}][s]{\rule[\depthof{\the\SOUL@token}*-1]{0pt}{\depthof{\the\SOUL@token}+\heightof{\the\SOUL@token}}\hrulefill\tiny\the\SOUL@token\hrulefill}\SOUL@setkern\SOUL@charkern}% + \SOUL@% + } + + \liststepwise[\let\hidestepcontents=\myhide\setcounter{firststep}{0}] + {% + \vspace*{\fill} + \begin{quote} + \LARGE% + \step{Instead of making things appear out of `thin air',} \step{we can also make them appear `out of the + background'} \step{incrementally.} + \end{quote} + \vspace*{\fill}\vspace*{\fill} + }% + } +\makeatother + +\newslide + +% Next, it is demonstrated how we can `flip through' an itemize environment by just highlighting the items in turn +% instead of making them appear one by one. +% +% Define a macro \mystep which implements the highlighting effect. +\ifthenelse{\boolean{TPcolor}}% Can we use colors? +{% Yes. In this case highlighting is implemented by switching color. + \def\mystep% Note that \mystep takes no argument. It just changes the way the next item is displayed. + {% + \usecolorset{stwcolors}% Restore the undimmed colors valid at the beginning of \stepwise. + \dstep[][\boolean{firstactivation}]% \dstep switches colors. The optional argument makes it appear only once. + }% +} +{% No. In this case highlighting is implemented by redefining \labelitemi. + \def\mystep + {% + \switch[][\boolean{firstactivation}]% The optional arguments make \switch act only once. + {\def\labelitemi{\origmath{\gg}}}{\def\labelitemi{\origmath{\cdot}}}% + }% + } + +% We define a custom itemize environment which automatically adds calls to \mystep: +\newenvironment{stepitemize} +{% + \huge + \begin{itemize} + \let\origitem=\item + % Here, the \mystep command is hidden inside \item + \renewcommand{\item}{\mystep\origitem}% + } + {% + \end{itemize} + } + +Instead of displaying incrementally, we can just `flip through' some items by highlighting them: + +% Note that we use the starred version of \liststepwise so that the first item is highlighted on the first slide +% produced by \liststepwise. +% +\liststepwise* +{% + \begin{stepitemize} + \item Item 1 + \item Item 2 + \item Item 3 + \end{stepitemize} + } + +\pause + +% The following example demonstrates highlighting inside a paragraph using \highlighttext. By redefining \activatestep +% to \highlighttext, the argument of every \step will be highlighted when the \step is activated for the first +% time. Note that highlighting doesn't influence line breaks because \highlighttext is implemented using the soul +% package. +% +% Again, we define \hidestepcontents to display its argument, so that the complete text is visible from the outset. + +\stepwise[\let\activatestep=\highlighttext\let\hidestepcontents=\displayidentical] +{% + \vspace*{\fill} + \begin{minipage}{\linewidth} + \LARGE + \step{Inside} a paragraph, we can \step{highlight} text \step{without influencing} \step{line breaks}. + \end{minipage} + \vspace*{\fill} + } +\newslide +\end{slide} +\end{document} +\endinput +%% +%% End of file `hilitexample.tex'. |