\ProvidesPackage{beamerbaseboxes}[2004/01/10 ver 1.20] \NeedsTeXFormat{LaTeX2e}[1995/12/01] % Copyright 2003 by Till Tantau . % % This program can be redistributed and/or modified under the terms % of the LaTeX Project Public License Distributed from CTAN % archives in directory macros/latex/base/lppl.txt. \RequirePackage{keyval} \def\beamerboxesdeclarecolorscheme#1#2#3{% scheme name, upper color, lower color \colorlet{bmb@up#1}{#2}% \colorlet{bmb@down#1}{#3}% \pgfdeclareverticalshading{bmb@cs#1}{30cm}{% color(0pt)=(bmb@down#1); color(2pt)=(bmb@down#1); color(4pt)=(bmb@up#1)} \begin{colormixin}{20!averagebackgroundcolor} \pgfdeclareverticalshading{bmb@shaded}{30cm}{% color(0pt)=(bmb@down#1); color(2pt)=(bmb@down#1); color(4pt)=(bmb@up#1)} \end{colormixin} \pgfaliasshading{bmb@cs#1.!20opaque}{bmb@shaded} \begin{colormixin}{15!averagebackgroundcolor} \pgfdeclareverticalshading{bmb@shaded}{30cm}{% color(0pt)=(bmb@down#1); color(2pt)=(bmb@down#1); color(4pt)=(bmb@up#1)} \end{colormixin} \pgfaliasshading{bmb@cs#1.!15opaque}{bmb@shaded} \begin{colormixin}{10!averagebackgroundcolor} \pgfdeclareverticalshading{bmb@shaded}{30cm}{% color(0pt)=(bmb@down#1); color(2pt)=(bmb@down#1); color(4pt)=(bmb@up#1)} \end{colormixin} \pgfaliasshading{bmb@cs#1.!10opaque}{bmb@shaded} \begin{colormixin}{5!averagebackgroundcolor} \pgfdeclareverticalshading{bmb@shaded}{30cm}{% color(0pt)=(bmb@down#1); color(2pt)=(bmb@down#1); color(4pt)=(bmb@up#1)} \end{colormixin} \pgfaliasshading{bmb@cs#1.!5opaque}{bmb@shaded} \begin{colormixin}{2!averagebackgroundcolor} \pgfdeclareverticalshading{bmb@shaded}{30cm}{% color(0pt)=(bmb@down#1); color(2pt)=(bmb@down#1); color(4pt)=(bmb@up#1)} \end{colormixin} \pgfaliasshading{bmb@cs#1.!2opaque}{bmb@shaded} \pgfdeclareradialshading{bmb@cs#1bigsphere}{\pgfpoint{-0.1849315ex}{.2260273ex}}% {color(0cm)=(bmb@up#1!15); color(0.1643835ex)=(bmb@up#1!75); color(0.3287671ex)=(bmb@up#1!70!black); color(0.4520547ex)=(bmb@up#1!50!black); color(0.53ex)=(bmb@down#1)} \pgfdeclareradialshading{bmb@cs#1smallsphere}{\pgfpoint{-0.1479452ex}{0.18287671ex}}% {color(0cm)=(bmb@up#1!15); color(0.1315068ex)=(bmb@up#1!75); color(0.2630136ex)=(bmb@up#1!70!black); color(0.36164383ex)=(bmb@up#1!50!black); color(0.427ex)=(bmb@down#1)} \begin{colormixin}{20!bmb@down#1} \pgfdeclareradialshading{bigsphereshaded}{\pgfpoint{-0.1849315ex}{.2260273ex}}% {color(0cm)=(bmb@up#1!15); color(0.1643835ex)=(bmb@up#1!75); color(0.3287671ex)=(bmb@up#1!70!black); color(0.4520547ex)=(bmb@up#1!50!black); color(0.53ex)=(bmb@down#1)} \pgfdeclareradialshading{smallsphereshaded}{\pgfpoint{-0.1479452ex}{0.18287671ex}}% {color(0cm)=(bmb@up#1!15); color(0.1315068ex)=(bmb@up#1!75); color(0.2630136ex)=(bmb@up#1!70!black); color(0.36164383ex)=(bmb@up#1!50!black); color(0.427ex)=(bmb@down#1)} \end{colormixin} \pgfaliasshading{bmb@cs#1bigsphere.!20opaque}{bigsphereshaded} \pgfaliasshading{bmb@cs#1smallsphere.!20opaque}{smallsphereshaded} \pgfaliasshading{bmb@cs#1bigsphere.!20!averagebackgroundcolor}{bigsphereshaded} \pgfaliasshading{bmb@cs#1smallsphere.!20!averagebackgroundcolor}{smallsphereshaded} \begin{colormixin}{15!bmb@down#1} \pgfdeclareradialshading{bigsphereshaded}{\pgfpoint{-0.1849315ex}{.2260273ex}}% {color(0cm)=(bmb@up#1!15); color(0.1643835ex)=(bmb@up#1!75); color(0.3287671ex)=(bmb@up#1!70!black); color(0.4520547ex)=(bmb@up#1!50!black); color(0.53ex)=(bmb@down#1)} \pgfdeclareradialshading{smallsphereshaded}{\pgfpoint{-0.1479452ex}{0.18287671ex}}% {color(0cm)=(bmb@up#1!15); color(0.1315068ex)=(bmb@up#1!75); color(0.2630136ex)=(bmb@up#1!70!black); color(0.36164383ex)=(bmb@up#1!50!black); color(0.427ex)=(bmb@down#1)} \end{colormixin} \pgfaliasshading{bmb@cs#1bigsphere.!15opaque}{bigsphereshaded} \pgfaliasshading{bmb@cs#1smallsphere.!15opaque}{smallsphereshaded} \begin{colormixin}{10!bmb@down#1} \pgfdeclareradialshading{bigsphereshaded}{\pgfpoint{-0.1849315ex}{.2260273ex}}% {color(0cm)=(bmb@up#1!15); color(0.1643835ex)=(bmb@up#1!75); color(0.3287671ex)=(bmb@up#1!70!black); color(0.4520547ex)=(bmb@up#1!50!black); color(0.53ex)=(bmb@down#1)} \pgfdeclareradialshading{smallsphereshaded}{\pgfpoint{-0.1479452ex}{0.18287671ex}}% {color(0cm)=(bmb@up#1!15); color(0.1315068ex)=(bmb@up#1!75); color(0.2630136ex)=(bmb@up#1!70!black); color(0.36164383ex)=(bmb@up#1!50!black); color(0.427ex)=(bmb@down#1)} \end{colormixin} \pgfaliasshading{bmb@cs#1bigsphere.!10opaque}{bigsphereshaded} \pgfaliasshading{bmb@cs#1smallsphere.!10opaque}{smallsphereshaded} \begin{colormixin}{5!bmb@down#1} \pgfdeclareradialshading{bigsphereshaded}{\pgfpoint{-0.1849315ex}{.2260273ex}}% {color(0cm)=(bmb@up#1!15); color(0.1643835ex)=(bmb@up#1!75); color(0.3287671ex)=(bmb@up#1!70!black); color(0.4520547ex)=(bmb@up#1!50!black); color(0.53ex)=(bmb@down#1)} \pgfdeclareradialshading{smallsphereshaded}{\pgfpoint{-0.1479452ex}{0.18287671ex}}% {color(0cm)=(bmb@up#1!15); color(0.1315068ex)=(bmb@up#1!75); color(0.2630136ex)=(bmb@up#1!70!black); color(0.36164383ex)=(bmb@up#1!50!black); color(0.427ex)=(bmb@down#1)} \end{colormixin} \pgfaliasshading{bmb@cs#1bigsphere.!5opaque}{bigsphereshaded} \pgfaliasshading{bmb@cs#1smallsphere.!5opaque}{smallsphereshaded} \begin{colormixin}{2!bmb@down#1} \pgfdeclareradialshading{bigsphereshaded}{\pgfpoint{-0.1849315ex}{.2260273ex}}% {color(0cm)=(bmb@up#1!15); color(0.1643835ex)=(bmb@up#1!75); color(0.3287671ex)=(bmb@up#1!70!black); color(0.4520547ex)=(bmb@up#1!50!black); color(0.53ex)=(bmb@down#1)} \pgfdeclareradialshading{smallsphereshaded}{\pgfpoint{-0.1479452ex}{0.18287671ex}}% {color(0cm)=(bmb@up#1!15); color(0.1315068ex)=(bmb@up#1!75); color(0.2630136ex)=(bmb@up#1!70!black); color(0.36164383ex)=(bmb@up#1!50!black); color(0.427ex)=(bmb@down#1)} \end{colormixin} \pgfaliasshading{bmb@cs#1bigsphere.!2opaque}{bigsphereshaded} \pgfaliasshading{bmb@cs#1smallsphere.!2opaque}{smallsphereshaded} } \define@key{beamerboxes}{scheme}{\edef\bmb@scheme{#1}} \define@key{beamerboxes}{width}{\edef\bmb@width{#1}} \define@key{beamerboxes}{shadow}[true]{\csname bmb@shadow#1\endcsname} \newif\ifbmb@shadow \newbox\bmb@box \newdimen\bmb@temp \newdimen\bmb@dima \newdimen\bmb@dimb \newdimen\bmb@prevheight \def\beamerboxesrounded{\@ifnextchar[{\@beamerboxesrounded}{\@beamerboxesrounded[]}} \def\@beamerboxesrounded[#1]#2{% \setkeys{beamerboxes}{scheme=default,width=\textwidth,shadow=false}% \setkeys{beamerboxes}{#1}% \@ifundefined{@pgfshadingbmb@cs\bmb@scheme!}{\PackageError{beamerboxes}{Undefined scheme "\bmb@scheme"}{}}{}% % % Typeset head % \vbox\bgroup% \vskip4bp \setbox\bmb@box=\hbox{% \begin{minipage}[b]{\bmb@width}% \colorlet{averagebackgroundcolor}{bmb@up\bmb@scheme}% #2% \end{minipage}}% \ifdim\wd\bmb@box=0pt% \setbox\bmb@box=\hbox{}% \ht\bmb@box=1.5pt% \bmb@prevheight=-4.5pt% \else% \wd\bmb@box=\bmb@width% \bmb@temp=\dp\bmb@box% \ifdim\bmb@temp<1.5pt% \bmb@temp=1.5pt% \fi% \setbox\bmb@box=\hbox{\raise\bmb@temp\hbox{\box\bmb@box}}% \dp\bmb@box=0pt% \bmb@prevheight=\ht\bmb@box% \fi% \bmb@temp=\bmb@width% \bmb@dima=\bmb@temp\advance\bmb@dima by2.2bp% \bmb@dimb=\bmb@temp\advance\bmb@dimb by4bp% \hbox{% \begin{pgfpicture}{0bp}{-\ht\bmb@box}{0bp}{-\ht\bmb@box} \ifdim\wd\bmb@box=0pt% \color{bmb@down\bmb@scheme}% \else% \color{bmb@up\bmb@scheme}% \fi% \pgfqmoveto{-4}{-1} \pgfqcurveto{-4}{1.2}{-2.2}{3}{0}{3} \pgflineto{\pgfpoint{\bmb@temp}{3bp}} \pgfcurveto% {\pgfpoint{\bmb@dima}{3bp}}% {\pgfpoint{\bmb@dimb}{1.2bp}}% {\pgfpoint{\bmb@dimb}{-1bp}}% \bmb@dima=-\ht\bmb@box% \advance\bmb@dima by-2pt% \pgflineto{\pgfpoint{\bmb@dimb}{\bmb@dima}} \pgflineto{\pgfpoint{-4bp}{\bmb@dima}} \pgffill \end{pgfpicture}% \copy\bmb@box% }% \nointerlineskip% \vskip-1pt% \ifdim\wd\bmb@box=0pt% \else% \hbox{% \begin{pgfpicture}{0pt}{0pt}{\bmb@width}{6pt} \bmb@dima=\bmb@width% \advance\bmb@dima by8bp% \pgfrect[clip]{\pgfpoint{-4bp}{-1bp}}{\pgfpoint{\bmb@dima}{8bp}} \pgfputat{\pgfpoint{-4bp}{0bp}}{\pgfbox[left,base]{\pgfuseshading{bmb@cs\bmb@scheme}}}% \end{pgfpicture}% }% \nointerlineskip% \fi% \edef\beamer@savedextension{\pgfalternateextension} \setbox\bmb@box=\hbox\bgroup\begin{minipage}[b]{\bmb@width}% \vskip2pt% \colorlet{averagebackgroundcolor}{bmb@down\bmb@scheme}% \colorlet{beamerstructure}{bmb@up\bmb@scheme}% \colorlet{structure}{bmb@up\bmb@scheme}% \color{.}% } \def\endbeamerboxesrounded{% \end{minipage}\egroup% % temporarily restore alternate extension \edef\pgfalternateextension{\beamer@savedextension}% \wd\bmb@box=\bmb@width% \bmb@temp=\dp\bmb@box% \advance\bmb@temp by.5pt% \setbox\bmb@box=\hbox{\raise\bmb@temp\hbox{\box\bmb@box}}% \dp\bmb@box=0pt% \bmb@temp=\wd\bmb@box% \bmb@dima=\bmb@temp\advance\bmb@dima by2.2bp% \bmb@dimb=\bmb@temp\advance\bmb@dimb by4bp% \hbox{% \begin{pgfpicture}{0bp}{0bp}{0bp}{0bp} \ifbmb@shadow% \pgfputat{\pgfpoint{4bp}{-3bp}}{\pgfbox[center,center]{\pgfuseshading{bmb@shadowball}}} \begin{pgfscope} {% \advance\bmb@temp by-1bp% \pgfrect[clip]{\pgfpoint{\bmb@temp}{-7bp}}{\pgfpoint{9bp}{9bp}}% }% \pgfputat{\pgfpoint{\bmb@temp}{1bp}}{\pgfbox[center,center]{\pgfuseshading{bmb@shadowballlarge}}} \end{pgfscope} \begin{pgfscope} \advance\bmb@temp by-4bp% \pgfrect[clip]{\pgfpoint{4bp}{-7bp}}{\pgfpoint{\bmb@temp}{5bp}} \pgfputat{\pgfpoint{4bp}{-7bp}}{\pgfbox[left,base]{\pgfuseshading{bmb@shadow}}}% \end{pgfscope} \begin{pgfscope} \advance\bmb@temp by 4bp% \bmb@dima=\ht\bmb@box% \advance\bmb@dima by\bmb@prevheight% \advance\bmb@dima by 4bp% \pgfrect[clip]{\pgfpoint{\bmb@temp}{1bp}}{\pgfpoint{4bp}{\bmb@dima}} \advance\bmb@dima by-4bp% \pgfputat{\pgfpoint{\bmb@temp}{\bmb@dima}}{\pgfbox[center,center]{\pgfuseshading{bmb@shadowball}}} \advance\bmb@dima by-1bp% \pgfrect[clip]{\pgfpoint{\bmb@temp}{1bp}}{\pgfpoint{4bp}{\bmb@dima}} \advance\bmb@temp by4bp% \pgfputat{\pgfpoint{\bmb@temp}{-3bp}}% {\begin{pgfrotateby}{\pgfdegree{90}}\pgfbox[left,base]{\pgfuseshading{bmb@shadow}}\end{pgfrotateby}}% \end{pgfscope} \fi% \color{bmb@down\bmb@scheme}% \pgfqmoveto{-4}{1} \pgfqcurveto{-4}{-1.2}{-2.2}{-3}{0}{-3} \pgflineto{\pgfpoint{\the\bmb@temp}{-3bp}} \pgfcurveto% {\pgfpoint{\the\bmb@dima}{-3bp}}% {\pgfpoint{\the\bmb@dimb}{-1.2bp}}% {\pgfpoint{\the\bmb@dimb}{1bp}}% \bmb@dima=\ht\bmb@box% \pgflineto{\pgfpoint{\bmb@dimb}{\bmb@dima}} \pgflineto{\pgfpoint{-4bp}{\bmb@dima}} \pgffill \end{pgfpicture}% \box\bmb@box% }% \ifbmb@shadow% \vskip4bp minus 2bp% \else% \vskip2bp% \fi% \egroup% of \vbox\bgroup } \def\bmb@scheme{default} \beamerboxesdeclarecolorscheme{default}{beamerstructure}{averagebackgroundcolor} \newcommand{\beamerboxessetupshadows}{ \pgfdeclareradialshading{bmb@shadowball}{\pgforigin}{% color(0bp)=(black!50!averagebackgroundcolor); color(4bp)=(averagebackgroundcolor)} \pgfdeclareradialshading{bmb@shadowballlarge}{\pgforigin}{% color(0bp)=(black!50!averagebackgroundcolor); color(4bp)=(black!50!averagebackgroundcolor); color(8bp)=(averagebackgroundcolor)} \pgfdeclareverticalshading{bmb@shadow}{30cm}{% color(0bp)=(averagebackgroundcolor); color(4bp)=(black!50!averagebackgroundcolor); color(8bp)=(black!50!averagebackgroundcolor)} \begin{colormixin}{20!averagebackgroundcolor} \pgfdeclareradialshading{bmb@shadowballshaded}{\pgforigin}{% color(0pt)=(black!50!averagebackgroundcolor); color(4bp)=(averagebackgroundcolor)} \pgfdeclareradialshading{bmb@shadowballlargeshaded}{\pgforigin}{% color(0bp)=(black!50!averagebackgroundcolor); color(4bp)=(black!50!averagebackgroundcolor); color(8bp)=(averagebackgroundcolor)} \pgfdeclareverticalshading{bmb@shadowshaded}{30cm}{% color(0pt)=(averagebackgroundcolor); color(4pt)=(black!50!averagebackgroundcolor); color(8pt)=(black!50!averagebackgroundcolor)} \end{colormixin} \pgfaliasshading{bmb@shadow.!20opaque}{bmb@shadowshaded} \pgfaliasshading{bmb@shadowball.!20opaque}{bmb@shadowballshaded} \pgfaliasshading{bmb@shadowballlarge.!20opaque}{bmb@shadowballlargeshaded} \begin{colormixin}{15!averagebackgroundcolor} \pgfdeclareradialshading{bmb@shadowballshaded}{\pgforigin}{% color(0pt)=(black!50!averagebackgroundcolor); color(4bp)=(averagebackgroundcolor)} \pgfdeclareradialshading{bmb@shadowballlargeshaded}{\pgforigin}{% color(0bp)=(black!50!averagebackgroundcolor); color(4bp)=(black!50!averagebackgroundcolor); color(8bp)=(averagebackgroundcolor)} \pgfdeclareverticalshading{bmb@shadowshaded}{30cm}{% color(0pt)=(averagebackgroundcolor); color(4pt)=(black!50!averagebackgroundcolor); color(8pt)=(black!50!averagebackgroundcolor)} \end{colormixin} \pgfaliasshading{bmb@shadow.!15opaque}{bmb@shadowshaded} \pgfaliasshading{bmb@shadowball.!15opaque}{bmb@shadowballshaded} \pgfaliasshading{bmb@shadowballlarge.!15opaque}{bmb@shadowballlargeshaded} \begin{colormixin}{10!averagebackgroundcolor} \pgfdeclareradialshading{bmb@shadowballshaded}{\pgforigin}{% color(0pt)=(black!50!averagebackgroundcolor); color(4bp)=(averagebackgroundcolor)} \pgfdeclareradialshading{bmb@shadowballlargeshaded}{\pgforigin}{% color(0bp)=(black!50!averagebackgroundcolor); color(4bp)=(black!50!averagebackgroundcolor); color(8bp)=(averagebackgroundcolor)} \pgfdeclareverticalshading{bmb@shadowshaded}{30cm}{% color(0pt)=(averagebackgroundcolor); color(4pt)=(black!50!averagebackgroundcolor); color(8pt)=(black!50!averagebackgroundcolor)} \end{colormixin} \pgfaliasshading{bmb@shadow.!10opaque}{bmb@shadowshaded} \pgfaliasshading{bmb@shadowball.!10opaque}{bmb@shadowballshaded} \pgfaliasshading{bmb@shadowballlarge.!10opaque}{bmb@shadowballlargeshaded} \begin{colormixin}{5!averagebackgroundcolor} \pgfdeclareradialshading{bmb@shadowballshaded}{\pgforigin}{% color(0pt)=(black!50!averagebackgroundcolor); color(4bp)=(averagebackgroundcolor)} \pgfdeclareradialshading{bmb@shadowballlargeshaded}{\pgforigin}{% color(0bp)=(black!50!averagebackgroundcolor); color(4bp)=(black!50!averagebackgroundcolor); color(8bp)=(averagebackgroundcolor)} \pgfdeclareverticalshading{bmb@shadowshaded}{30cm}{% color(0pt)=(averagebackgroundcolor); color(4pt)=(black!50!averagebackgroundcolor); color(8pt)=(black!50!averagebackgroundcolor)} \end{colormixin} \pgfaliasshading{bmb@shadow.!5opaque}{bmb@shadowshaded} \pgfaliasshading{bmb@shadowball.!5opaque}{bmb@shadowballshaded} \pgfaliasshading{bmb@shadowballlarge.!5opaque}{bmb@shadowballlargeshaded} \begin{colormixin}{2!averagebackgroundcolor} \pgfdeclareradialshading{bmb@shadowballshaded}{\pgforigin}{% color(0pt)=(black!50!averagebackgroundcolor); color(4bp)=(averagebackgroundcolor)} \pgfdeclareradialshading{bmb@shadowballlargeshaded}{\pgforigin}{% color(0bp)=(black!50!averagebackgroundcolor); color(4bp)=(black!50!averagebackgroundcolor); color(8bp)=(averagebackgroundcolor)} \pgfdeclareverticalshading{bmb@shadowshaded}{30cm}{% color(0pt)=(averagebackgroundcolor); color(4pt)=(black!50!averagebackgroundcolor); color(8pt)=(black!50!averagebackgroundcolor)} \end{colormixin} \pgfaliasshading{bmb@shadow.!2opaque}{bmb@shadowshaded} \pgfaliasshading{bmb@shadowball.!2opaque}{bmb@shadowballshaded} \pgfaliasshading{bmb@shadowballlarge.!2opaque}{bmb@shadowballlargeshaded} % Redo, just in case structure has changed. \beamerboxesdeclarecolorscheme{default}{beamerstructure}{averagebackgroundcolor} } \AtBeginDocument{\beamerboxessetupshadows}