% Copyright 2003--2007 by Till Tantau
% Copyright 2010 by Vedran Mileti\'c
% Copyright 2012--2015 by Vedran Mileti\'c, Joseph Wright
% Copyright 2017,2018 by Louis Stuart, Joseph Wright
%
% 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.

\pgfdefobject{beamerslidenavlight}{\pgfpoint{0pt}{-1pt}}{\pgfpoint{20pt}{5pt}}
 {\pgfpathqmoveto{4bp}{0.5bp}
  \pgfpathqlineto{2bp}{2bp}
  \pgfpathqlineto{4bp}{3.5bp}
  \pgfusepathqfill
  \pgfpathqmoveto{16bp}{0.5bp}
  \pgfpathqlineto{18bp}{2bp}
  \pgfpathqlineto{16bp}{3.5bp}
  \pgfusepathqfill}
\pgfdefobject{beamerslidenavstrong}{\pgfpoint{0pt}{-1pt}}{\pgfpoint{20pt}{5pt}}
{%
  \pgfpathrectangle{\pgfpoint{8.3pt}{0.8pt}}{\pgfpoint{3.4pt}{2.4pt}}%
  \pgfusepathqstroke%
}

\def\insertslidenavigationsymbol{%
  \begin{pgfpicture}{0pt}{-1.5pt}{20pt}{5.5pt}
    \pgfuseobject{beamerslidenavstrong}%
    \usebeamercolor[fg]{navigation symbols dimmed}
    \pgfuseobject{beamerslidenavlight}%
  \end{pgfpicture}\kern-20pt%
  \hyperlinkslideprev{\beamer@linkspace{6pt}}%
  \Acrobatmenu{GoToPage}{\beamer@linkspace{8pt}}%
  \hyperlinkslidenext{\beamer@linkspace{6pt}}}

\pgfdefobject{beamerframenavlight}{\pgfpoint{0pt}{-1pt}}{\pgfpoint{20pt}{5pt}}
 {\pgfpathqmoveto{4bp}{0.5bp}
  \pgfpathqlineto{2bp}{2bp}
  \pgfpathqlineto{4bp}{3.5bp}
  \pgfpathqmoveto{16bp}{0.5bp}
  \pgfpathqlineto{18bp}{2bp}
  \pgfpathqlineto{16bp}{3.5bp}
  \pgfusepathqfill}
\pgfdefobject{beamerframenavstrong}{\pgfpoint{0pt}{-1pt}}{\pgfpoint{20pt}{5pt}}
{%
  \pgfpathrectangle{\pgfpoint{7pt}{0pt}}{\pgfpoint{3.4pt}{2.4pt}}
  \pgfpathqmoveto{7.8bp}{2.4bp}
  \pgfpathqlineto{7.8bp}{3.2bp}
  \pgfpathqlineto{11.2bp}{3.2bp}
  \pgfpathqlineto{11.2bp}{.8bp}
  \pgfpathqlineto{10.4bp}{.8bp}
  \pgfpathqmoveto{8.6bp}{3.2bp}
  \pgfpathqlineto{8.6bp}{4bp}
  \pgfpathqlineto{12bp}{4bp}
  \pgfpathqlineto{12bp}{1.6bp}
  \pgfpathqlineto{11.2bp}{1.6bp}
  \pgfusepathqstroke}

\def\insertframenavigationsymbol{%
  \begin{pgfpicture}{0pt}{-1.5pt}{20pt}{5.5pt}
    \pgfuseobject{beamerframenavstrong}%
    \usebeamercolor[fg]{navigation symbols dimmed}
    \pgfuseobject{beamerframenavlight}%
  \end{pgfpicture}\kern-20pt%
  \hyperlinkframeendprev{\beamer@linkspace{5pt}}%
  \hyperlinkframestart{\beamer@linkspace{5pt}}%
  \hyperlinkframeend{\beamer@linkspace{5pt}}%
  \hyperlinkframestartnext{\beamer@linkspace{5pt}}}

\pgfdefobject{beamersubsectionnavlight}{\pgfpoint{0pt}{-1pt}}{\pgfpoint{20pt}{5pt}}
{%
  \pgfpathqmoveto{4bp}{0.5bp}
  \pgfpathqlineto{2bp}{2bp}
  \pgfpathqlineto{4bp}{3.5bp}
  \pgfpathqmoveto{16bp}{0.5bp}
  \pgfpathqlineto{18bp}{2bp}
  \pgfpathqlineto{16bp}{3.5bp}
  \pgfusepathqfill
  \pgfsetlinewidth{0.6pt}
  \pgfpathqmoveto{8bp}{4bp}
  \pgfpathqlineto{11bp}{4bp}
  \pgfpathqmoveto{9bp}{2bp}
  \pgfpathqlineto{12bp}{2bp}
  \pgfpathqmoveto{8bp}{1bp}
  \pgfpathqlineto{11bp}{1bp}
  \pgfpathqmoveto{9bp}{0bp}
  \pgfpathqlineto{12bp}{0bp}
  \pgfusepathqstroke}
\pgfdefobject{beamersubsectionnavstrong}{\pgfpoint{0pt}{-1pt}}{\pgfpoint{20pt}{5pt}}
{%
  \pgfsetlinewidth{0.6pt}
  \pgfpathqmoveto{9bp}{3bp}
  \pgfpathqlineto{12bp}{3bp}
  \pgfusepathqstroke}

\def\insertsubsectionnavigationsymbol{%
  \begin{pgfpicture}{0pt}{-1.5pt}{20pt}{5.5pt}
    \pgfuseobject{beamersubsectionnavstrong}%
    \usebeamercolor[fg]{navigation symbols dimmed}
    \pgfuseobject{beamersubsectionnavlight}%
  \end{pgfpicture}\kern-20pt%
  \hyperlinksubsectionendprev{\beamer@linkspace{5pt}}%
  \hyperlinksubsectionstart{\beamer@linkspace{5pt}}%
  \hyperlinksubsectionend{\beamer@linkspace{5pt}}%
  \hyperlinksubsectionstartnext{\beamer@linkspace{5pt}}}

\pgfdefobject{beamersectionnavlight}{\pgfpoint{0pt}{-1pt}}{\pgfpoint{20pt}{5pt}}
{%
  \pgfpathqmoveto{4bp}{0.5bp}
  \pgfpathqlineto{2bp}{2bp}
  \pgfpathqlineto{4bp}{3.5bp}
  \pgfpathqmoveto{16bp}{0.5bp}
  \pgfpathqlineto{18bp}{2bp}
  \pgfpathqlineto{16bp}{3.5bp}
  \pgfusepathqfill
  \pgfsetlinewidth{0.6pt}
  \pgfpathqmoveto{8bp}{1bp}
  \pgfpathqlineto{11bp}{1bp}
  \pgfpathqmoveto{9bp}{0bp}
  \pgfpathqlineto{12bp}{0bp}
  \pgfusepathqstroke}
\pgfdefobject{beamersectionnavstrong}{\pgfpoint{0pt}{-1pt}}{\pgfpoint{20pt}{5pt}}
{%
  \pgfsetlinewidth{0.6pt}
  \pgfpathqmoveto{8bp}{4bp}
  \pgfpathqlineto{11bp}{4bp}
  \pgfpathqmoveto{9bp}{3bp}
  \pgfpathqlineto{12bp}{3bp}
  \pgfpathqmoveto{9bp}{2bp}
  \pgfpathqlineto{12bp}{2bp}
  \pgfusepathqstroke
}

\def\insertsectionnavigationsymbol{%
  \begin{pgfpicture}{0pt}{-1.5pt}{20pt}{5.5pt}
    \pgfuseobject{beamersectionnavstrong}%
    \usebeamercolor[fg]{navigation symbols dimmed}
    \pgfuseobject{beamersectionnavlight}%
  \end{pgfpicture}\kern-20pt%
  \hyperlinksectionendprev{\beamer@linkspace{5pt}}%
  \hyperlinksectionstart{\beamer@linkspace{5pt}}%
  \hyperlinksectionend{\beamer@linkspace{5pt}}%
  \hyperlinksectionstartnext{\beamer@linkspace{5pt}}}

\pgfdefobject{beamerdocnavlight}{\pgfpoint{0pt}{-1pt}}{\pgfpoint{20pt}{5pt}}
{%
  \pgfpathqmoveto{10bp}{-.5bp}
  \pgfpathqlineto{10bp}{4.5bp}
  \pgfusepathqstroke
}
\pgfdefobject{beamerdocnavstrong}{\pgfpoint{0pt}{-1pt}}{\pgfpoint{20pt}{5pt}}
{
  \pgfsetlinewidth{0.6pt}
  \pgfpathqmoveto{4bp}{4bp}
  \pgfpathqlineto{7bp}{4bp}
  \pgfpathqmoveto{5bp}{3bp}
  \pgfpathqlineto{8bp}{3bp}
  \pgfpathqmoveto{5bp}{2bp}
  \pgfpathqlineto{8bp}{2bp}
  \pgfpathqmoveto{3bp}{1bp}
  \pgfpathqlineto{7bp}{1bp}
  \pgfpathqmoveto{5bp}{0bp}
  \pgfpathqlineto{8bp}{0bp}
  \pgfpathqmoveto{12bp}{3bp}
  \pgfpathqlineto{15bp}{3bp}
  \pgfpathqmoveto{13bp}{2bp}
  \pgfpathqlineto{16bp}{2bp}
  \pgfpathqmoveto{13bp}{1bp}
  \pgfpathqlineto{16bp}{1bp}
  \pgfusepathqstroke
}

\pgfdefobject{beamerdocnavstrongsingle}{\pgfpoint{0pt}{-1pt}}{\pgfpoint{20pt}{5pt}}
{%
  \pgfsetlinewidth{0.6pt}
  \pgfpathqmoveto{8bp}{4bp}
  \pgfpathqlineto{11bp}{4bp}
  \pgfpathqmoveto{9bp}{3bp}
  \pgfpathqlineto{12bp}{3bp}
  \pgfpathqmoveto{9bp}{2bp}
  \pgfpathqlineto{12bp}{2bp}
  \pgfpathqmoveto{8bp}{1bp}
  \pgfpathqlineto{11bp}{1bp}
  \pgfpathqmoveto{9bp}{0bp}
  \pgfpathqlineto{12bp}{0bp}
  \pgfusepathqstroke%
}

\def\insertdocnavigationsymbol{%
  \ifx\beamer@startpageofappendix\@empty%
    \begin{pgfpicture}{0pt}{-1.5pt}{20pt}{5.5pt}
      \pgfuseobject{beamerdocnavstrongsingle}%
    \end{pgfpicture}\kern-20pt%
    \hyperlinkpresentationstart{\beamer@linkspace{9pt}}%
    \hyperlinkpresentationend{\beamer@linkspace{11pt}}%
  \else%
    \begin{pgfpicture}{0pt}{-1.5pt}{20pt}{5.5pt}
      \pgfuseobject{beamerdocnavstrong}%
      \usebeamercolor[fg]{navigation symbols dimmed}
      \pgfuseobject{beamerdocnavlight}%
    \end{pgfpicture}\kern-20pt%
    \hyperlinkpresentationstart{\beamer@linkspace{5pt}}%
    \hyperlinkpresentationend{\beamer@linkspace{5pt}}%
    \hyperlinkappendixstart{\beamer@linkspace{3.5pt}}%
    \hyperlinkappendixend{\beamer@linkspace{6.5pt}}%
  \fi}

\pgfdefobject{beamerbackfindforwardnav}{\pgfpoint{0pt}{-1pt}}{\pgfpoint{20pt}{5pt}}
{
  % search symbol
  \pgfsetlinewidth{0.6pt}
  \pgfpathqmoveto{10.4bp}{1.6bp}
  \pgfpathqlineto{12bp}{0bp}
  \pgfusepathqstroke
  \pgfsetlinewidth{0.4pt}
  \pgfpathcircle{\pgfpoint{9.5pt}{2.5pt}}{1.2pt}
  \pgfusepathqstroke
  % left arrow
  \pgfsetroundcap
  \pgfpathqmoveto{4bp}{0bp}
  \pgfpathqcurveto{5.1pt}{0pt}{6bp}{0.9bp}{6bp}{2bp}
  \pgfpathqcurveto{6bp}{3.1bp}{5.1bp}{4bp}{4bp}{4bp}
  \pgfpathqcurveto{2.9bp}{4bp}{2bp}{3.1bp}{2bp}{2bp}
  \pgfpathqmoveto{3.2bp}{2.6bp}
  \pgfpathqlineto{2bp}{1.6bp}
  \pgfpathqlineto{0.8bp}{2.6bp}
  % right arrow
  \pgfpathqmoveto{16bp}{0bp}
  \pgfpathqcurveto{14.9bp}{0bp}{14bp}{0.9bp}{14bp}{2bp}
  \pgfpathqcurveto{14bp}{3.1bp}{14.9bp}{4bp}{16bp}{4bp}
  \pgfpathqcurveto{17.1bp}{4bp}{18bp}{3.1bp}{18bp}{2bp}
  \pgfpathqmoveto{19.2bp}{2.6bp}
  \pgfpathqlineto{18bp}{1.6bp}
  \pgfpathqlineto{16.8bp}{2.6bp}
  \pgfusepathqstroke
}

\def\insertbackfindforwardnavigationsymbol{%
  \begin{pgfpicture}{0pt}{-1.5pt}{20pt}{5.5pt}
    \pgfuseobject{beamerbackfindforwardnav}%
  \end{pgfpicture}\kern-20pt%
  \Acrobatmenu{GoBack}{\beamer@linkspace{7pt}}%
  \Acrobatmenu{Find}{\beamer@linkspace{6pt}}%
  \Acrobatmenu{GoForward}{\beamer@linkspace{7pt}}}
