Joseph Wright avatar Joseph Wright committed 5697290

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base/beamerbaseboxes.sty

 \newif\ifbmb@shadow
 \newbox\bmb@box
 \newbox\bmb@colorbox
-\newdimen\bmb@boxwidth
-\newdimen\bmb@boxheight
-\newdimen\bmb@prevheight
+\newbox\bmb@boxshadow
+\newbox\bmb@boxshadowball
+\newbox\bmb@boxshadowballlarge
 \newdimen\bmb@temp
 \newdimen\bmb@dima
 \newdimen\bmb@dimb
+\newdimen\bmb@prevheight
 
 \newcommand\beamerboxesrounded[2][]{%
   \global\let\beamer@firstlineitemizeunskip=\relax%
   \vskip-1pt%
   \ifdim\wd\bmb@box=0pt%
   \else%
-    \hbox{%
-      \begin{pgfpicture}{0pt}{0pt}{\bmb@width}{6pt}
-        \bmb@dima=\bmb@width%
-        \advance\bmb@dima by8bp%
-        \pgfpathrectangle{\pgfpoint{-4bp}{-1bp}}{\pgfpoint{\bmb@dima}{8bp}}
-        \pgfusepath{clip}
-        {%
-          \pgftransformshift{\pgfpoint{-4bp}{0bp}}%
-          \pgftext[left,base]{\pgfuseshading{bmb@transition}}%
-        }%
-      \end{pgfpicture}%
-    }%
-    \nointerlineskip%
-    \vskip-0.5pt%
+  \hbox{%
+    \begin{pgfpicture}{0pt}{0pt}{\bmb@width}{6pt}
+      \bmb@dima=\bmb@width%
+      \advance\bmb@dima by8bp%
+      \pgfpathrectangle{\pgfpoint{-4bp}{-1bp}}{\pgfpoint{\bmb@dima}{8bp}}
+      \pgfusepath{clip}
+      {\pgftransformshift{\pgfpoint{-4bp}{0bp}}\pgftext[left,base]{\pgfuseshading{bmb@transition}}}%
+    \end{pgfpicture}%
+  }%
+  \nointerlineskip%
+  \vskip-0.5pt%
+  \fi%
+  \ifbmb@shadow%
+    \setbox\bmb@boxshadow=\hbox{\pgfuseshading{bmb@shadow}}%
+    \setbox\bmb@boxshadowball=\hbox{\pgfuseshading{bmb@shadowball}}%
+    \setbox\bmb@boxshadowballlarge=\hbox{\pgfuseshading{bmb@shadowballlarge}}%
   \fi%
   \setbox\bmb@colorbox=\hbox{{\pgfpicturetrue\pgfsetcolor{lower.bg}}}%
   \setbox\bmb@box=\hbox\bgroup\begin{minipage}[b]{\bmb@width}%
 
 \def\endbeamerboxesrounded{%
   \end{minipage}\egroup%
+  \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@boxwidth=\bmb@width%
-  \bmb@boxheight=\ht\bmb@box%
-  \advance\bmb@boxheight by4bp%
-  \advance\bmb@boxheight by\bmb@prevheight%
-  \ifbmb@shadow%
-    \pgfdeclareradialshading{bmb@shadowball}{\pgfpointorigin}
-    {%
-      color(0bp)=(pgftransparent!50);
-      color(4bp)=(pgftransparent!100)
-    }%
-    \pgfdeclareradialshading{bmb@shadowballlarge}{\pgfpointorigin}
-    {%
-      color(0bp)=(pgftransparent!0);
-      color(8bp)=(pgftransparent!100)
-    }%
-    \pgfdeclarehorizontalshading{bmb@shadowhorz}{\bmb@boxheight-6bp}
-    {%
-      color(0bp)=(pgftransparent!0);
-      color(8bp)=(pgftransparent!100)
-    }%
-    \pgfdeclareverticalshading{bmb@shadowvert}{\bmb@boxwidth-4bp}
-    {%
-      color(0bp)=(pgftransparent!100);
-      color(8bp)=(pgftransparent!0)
-    }%
-    \pgfdeclarefading{bmb@shadowmask}
-    {%
-      \begin{pgfpicture}
-        \pgftext[at=\pgfpoint{4bp}{4bp}]{\pgfuseshading{bmb@shadowball}}
-        \pgftext[at=\pgfpoint{\bmb@boxwidth}{8bp}]{\pgfuseshading{bmb@shadowballlarge}}
-        \pgftext[at=\pgfpoint{\bmb@boxwidth+4bp}{\bmb@boxheight+2bp}]{\pgfuseshading{bmb@shadowball}}
-        \pgftext[left, at=\pgfpoint{4bp}{4bp}]{\pgfuseshading{bmb@shadowvert}}
-        \pgftext[base, at=\pgfpoint{\bmb@boxwidth+4bp}{8bp}]{\pgfuseshading{bmb@shadowhorz}}
-        %
-        % clipping is needed because shadow is typeset on top of box
-        \begin{pgfscope}
-          \pgfsetcolor{black}
-          \pgfpathrectangle{\pgfpoint{4bp}{8bp}}{\pgfpoint{\bmb@boxwidth-0.2bp}{\bmb@boxheight-2bp}}
-          \pgfusepath{fill}
-        \end{pgfscope}
-      \end{pgfpicture}
-    }%
-  \fi%
-  \bmb@temp=\bmb@width%
+  \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%
-        \begin{pgfscope}
-          \pgfpathrectangle{\pgfpoint{0bp}{-7bp}}
-            {\pgfpoint{\bmb@boxwidth+8bp}{\bmb@boxheight+6bp}}
-          \pgfsetfading{bmb@shadowmask}{%
-            \pgftransformshift{\pgfpoint{0.5\bmb@boxwidth+6bp}{0.5\bmb@boxheight-4bp}}}
-          \pgfusepath{fill}
-        \end{pgfscope}
+      {\pgftransformshift{\pgfpoint{4bp}{-3bp}}\pgftext{\copy\bmb@boxshadowball}}
+      \begin{pgfscope}
+        {%
+        \advance\bmb@temp by-1bp%
+        \pgfpathrectangle{\pgfpoint{\bmb@temp}{-7bp}}{\pgfpoint{9bp}{9bp}}%
+        \pgfusepath{clip}
+        }%
+        {\pgftransformshift{\pgfpoint{\bmb@temp}{1bp}}\pgftext{\box\bmb@boxshadowballlarge}}
+      \end{pgfscope}
+      \begin{pgfscope}
+        \advance\bmb@temp by-4bp%
+        \pgfpathrectangle{\pgfpoint{4bp}{-7bp}}{\pgfpoint{\bmb@temp}{5bp}}
+        \pgfusepath{clip}
+        {\pgftransformshift{\pgfpoint{4bp}{-7bp}}\pgftext[left,base]{\copy\bmb@boxshadow}}%
+      \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%
+        \pgfpathrectangle{\pgfpoint{\bmb@temp}{1bp}}{\pgfpoint{4bp}{\bmb@dima}}
+        \pgfusepath{clip}
+        \advance\bmb@dima by-4bp%
+        {\pgftransformshift{\pgfpoint{\bmb@temp}{\bmb@dima}}\pgftext{\box\bmb@boxshadowball}}
+        \advance\bmb@dima by-1bp%
+        \pgfpathrectangle{\pgfpoint{\bmb@temp}{1bp}}{\pgfpoint{4bp}{\bmb@dima}}
+        \pgfusepath{clip}
+        \advance\bmb@temp by4bp%
+        {\pgftransformshift{\pgfpoint{\bmb@temp}{-3bp}}%
+          \pgftransformrotate{90}%
+          \pgftext[left,base]{\box\bmb@boxshadow}}%
+      \end{pgfscope}
       \fi%
       \unhbox\bmb@colorbox%
       \pgfpathqmoveto{-4bp}{1bp}
       {\pgfpoint{\the\bmb@dimb}{-1.2bp}}%
       {\pgfpoint{\the\bmb@dimb}{1bp}}%
       {
+      \bmb@dima=\ht\bmb@box%
+      \pgfpathlineto{\pgfpoint{\bmb@dimb}{\bmb@dima}}
+      \pgfpathlineto{\pgfpoint{-4bp}{\bmb@dima}}
+      \pgfusepath{fill}
+      }
+      \ifbmb@shadow%
+      {
+        \color{black!50!bg}
+        \pgfsetlinewidth{0pt}
+        \pgfpathmoveto{\pgfpoint{\bmb@dimb}{-.5bp}}
         \bmb@dima=\ht\bmb@box%
+        \advance\bmb@dima by\bmb@prevheight%
+        \advance\bmb@dima by 1bp%
         \pgfpathlineto{\pgfpoint{\bmb@dimb}{\bmb@dima}}
-        \pgfpathlineto{\pgfpoint{-4bp}{\bmb@dima}}
-        \pgfusepath{fill}
+        \pgfusepath{stroke}
+        \bmb@temp=\bmb@dima
+        \advance\bmb@dima by 1bp%
+        \color{black!31!bg}
+        \pgfpathmoveto{\pgfpoint{\bmb@dimb}{\bmb@temp}}
+        \pgfpathlineto{\pgfpoint{\bmb@dimb}{\bmb@dima}}
+        \pgfusepath{stroke}
+        \advance\bmb@dima by 1bp%
+        \advance\bmb@temp by 1bp%
+        \color{black!19!bg}
+        \pgfpathmoveto{\pgfpoint{\bmb@dimb}{\bmb@temp}}
+        \pgfpathlineto{\pgfpoint{\bmb@dimb}{\bmb@dima}}
+        \pgfusepath{stroke}
+        \advance\bmb@dima by 1bp%
+        \advance\bmb@temp by 1bp%
+        \color{black!6!bg}
+        \pgfpathmoveto{\pgfpoint{\bmb@dimb}{\bmb@temp}}
+        \pgfpathlineto{\pgfpoint{\bmb@dimb}{\bmb@dima}}
+        \pgfusepath{stroke}
+        \advance\bmb@dima by 1.5bp%
+        \advance\bmb@temp by 1bp%
+        \color{bg}
+        \pgfpathmoveto{\pgfpoint{\bmb@dimb}{\bmb@temp}}
+        \pgfpathlineto{\pgfpoint{\bmb@dimb}{\bmb@dima}}
+        \pgfusepath{stroke}
       }
+      \fi
     \end{pgfpicture}%
     \box\bmb@box%
   }%
 % Shadings
 %
 
-\pgfdeclareverticalshading[lower.bg,upper.bg]{bmb@transition}{200cm}%
-{%
-  color(0pt)=(lower.bg);
-  color(2pt)=(lower.bg);
-  color(4pt)=(upper.bg)
-}
+% Shadows
+\pgfdeclareradialshading[black,bg]{bmb@shadowball}{\pgfpointorigin}{%
+  color(0bp)=(black!50!bg); color(4bp)=(bg)}
+\pgfdeclareradialshading[black,bg]{bmb@shadowballlarge}{\pgfpointorigin}{%
+  color(0bp)=(black!50!bg); color(4bp)=(black!50!bg); color(8bp)=(bg)}
+\pgfdeclareverticalshading[black,bg]{bmb@shadow}{200cm}{%
+  color(0bp)=(bg); color(4bp)=(black!50!bg); color(8bp)=(black!50!bg)}
 
-
+% Transition line
+\pgfdeclareverticalshading[lower.bg,upper.bg]{bmb@transition}{200cm}{%
+  color(0pt)=(lower.bg); color(2pt)=(lower.bg); color(4pt)=(upper.bg)}

base/themes/outer/beameroutherthemeshadow.sty

-% Copyright 2007 by Till Tantau
-%
-% This file may be distributed and/or modified
-%
-% 1. under the LaTeX Project Public License and/or
-% 2. under the GNU Public License.
-%
-% See the file doc/licenses/LICENSE for more details.
-
-\mode<presentation>
-
-\useoutertheme{split}
-
-\setbeamercolor{frametitle}{parent=subsection in head/foot}
-\setbeamercolor{frametitle right}{parent=section in head/foot}
-
-\pgfdeclarehorizontalshading[frametitle.bg,frametitle right.bg]%
-{beamer@frametitleshade}{\paperheight}
-{%
-  color(0pt)=(frametitle.bg);
-  color(\paperwidth)=(frametitle right.bg)
-}
-\pgfdeclareverticalshading{beamer@topshade}{200cm}
-{%
-  color(0pt)=(pgftransparent!100);
-  color(8pt)=(pgftransparent!0)
-}
-
-\pgfdeclarefading{beamer@topshadowmask}{\pgfuseshading{beamer@topshade}}
-
-\addtobeamertemplate{headline}
-{}
-{%
-  \vskip0pt
-  \begin{pgfpicture}
-    \pgfpathrectangle{\pgfpoint{0pt}{-4pt}}{\pgfpoint{\paperwidth}{4pt}}%
-    \pgfsetfading{beamer@topshadowmask}{}%
-    \pgfusepath{fill}%
-  \end{pgfpicture}
-  \vskip-2pt
-}
-
-\defbeamertemplate*{frametitle}{shadow theme}
-{%
-  \nointerlineskip%
-  \vskip-2pt%
-  \hbox{\leavevmode
-    \advance\beamer@leftmargin by -12bp%
-    \advance\beamer@rightmargin by -12bp%
-    \beamer@tempdim=\textwidth%
-    \advance\beamer@tempdim by \beamer@leftmargin%
-    \advance\beamer@tempdim by \beamer@rightmargin%
-    \hskip-\Gm@lmargin\hbox{%
-      \setbox\beamer@tempbox=\hbox{%
-        \begin{minipage}[b]{\paperwidth}%
-          \vbox{}\vskip-.75ex%
-          \leftskip0.3cm%
-          \rightskip0.3cm plus1fil\leavevmode
-          \insertframetitle%
-          \ifx\insertframesubtitle\@empty%
-            \strut\par%
-          \else
-            \par{%
-              \usebeamerfont*{framesubtitle}{%
-                \usebeamercolor[fg]{framesubtitle}%
-                \insertframesubtitle}%
-              \strut\par%
-            }%
-          \fi%
-          \nointerlineskip
-          \vbox{}%
-        \end{minipage}%
-      }%
-      \beamer@tempdim=\ht\beamer@tempbox%
-      \advance\beamer@tempdim by 2pt%
-      \begin{pgfpicture}{0pt}{0pt}{\paperwidth}{\beamer@tempdim}
-        \begin{pgfscope}
-          \pgfsetfillcolor{black}%
-          \pgfpathrectangle{\pgfpoint{0pt}{-4pt}}{\pgfpoint{\paperwidth}{8pt}}%
-          \pgfsetfading{beamer@topshadowmask}{}%
-          \pgfusepath{fill}%
-        \end{pgfscope}
-        \begin{pgfscope}
-          \usebeamercolor{frametitle right}%
-          \pgfpathrectangle{\pgfpointorigin}{\pgfpoint{\paperwidth}{\beamer@tempdim}}%
-          \pgfusepath{clip}%
-          \pgftext[left,base]{\pgfuseshading{beamer@frametitleshade}}%
-        \end{pgfscope}
-      \end{pgfpicture}
-      \hskip-\paperwidth%
-      \box\beamer@tempbox%
-    }%
-    \hskip-\Gm@rmargin%
-  }%
-  \vskip-2pt
-}
-
-\mode
-<all> 
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