1 files changed, 112 insertions, 0 deletions
diff --git a/graphics/pgf/base/tex/latex/frontendlayer/pgfpict2e.sty b/graphics/pgf/base/tex/latex/frontendlayer/pgfpict2e.sty
new file mode 100644
index 0000000000..5bb19603ea
--- /dev/null
+++ b/graphics/pgf/base/tex/latex/frontendlayer/pgfpict2e.sty
@@ -0,0 +1,112 @@
+% Copyright 2018 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/generic/pgf/licenses/LICENSE for more details.
+
+\ProvidesPackage{pgfpict2e}[2004/11/28 ver 0.01]
+
+\RequirePackage{pgfcore}
+
+\def\pgf@pict@line(#1,#2)#3{%
+  \pgfsys@beginpurepicture%
+  \pgfsetlinewidth{\@wholewidth}%
+  \pgfsetroundcap%
+  \pgfpathqmoveto{0}{0}%
+  \ifnum#1=0\relax%
+    \pgf@xa=0pt\relax%
+    \pgf@ya=#3\unitlength\relax%
+  \else%
+    \pgf@y=#2\unitlength%
+    \divide\pgf@y by#1\relax%
+    \pgf@xa=#3\unitlength\relax%
+    \pgf@ya=#3\pgf@y\relax%
+  \fi%
+  \pgfpathlineto{\pgfpoint{\pgf@xa}{\pgf@ya}}%
+  \pgfusepath{stroke}%
+  \pgfsys@endpurepicture%
+}%
+
+\def\line(#1,#2)#3{{\pgfsetarrows{-}\pgf@pict@line(#1,#2){#3}}}%
+\def\vector(#1,#2)#3{{\pgfsetarrows{-latex}\pgf@pict@line(#1,#2){#3}}}%
+
+\def\@circle#1{{%
+  \pgfsys@beginpurepicture%
+  \pgfsetlinewidth{\@wholewidth}%
+  \pgf@x=#1\unitlength%
+  \pgfpathqcircle{.5\pgf@x}%
+  \pgfusepathqstroke%
+  \pgfsys@endpurepicture}}
+
+\def\@dot#1{{%
+  \pgfsys@beginpurepicture%
+  \pgfsetlinewidth{\@wholewidth}%
+  \pgf@x=#1\unitlength%
+  \pgfpathqcircle{.5\pgf@x}%
+  \pgfusepathqfill%
+  \pgfsys@endpurepicture}}
+
+
+\def\oval{\pgfutil@ifnextchar[{\pgfpictIIe@oval}{\pgfpictIIe@oval[20pt]}}
+\def\pgfpictIIe@oval[#1](#2,#3){\pgfutil@ifnextchar[{\pgfpictIIe@@oval[#1](#2,#3)}{\pgfpictIIe@@oval[#1](#2,#3)[]}}
+\def\pgfpictIIe@@oval[#1](#2,#3)[#4]{{%
+  \pgfsys@beginpurepicture%
+  \@tfor\reserved@a:=#4\do{\csname pgfpictIIe@clip\reserved@a\endcsname}%
+  \pgf@x=#2\unitlength%
+  \pgf@y=#3\unitlength%
+  \pgf@x=-.5\pgf@x%
+  \pgf@y=-.5\pgf@y%
+  \pgfsys@transformshift{\the\pgf@x}{\the\pgf@y}%
+  \pgfsetlinewidth{\@wholewidth}%
+  \pgf@ya=#3\unitlength%
+  \advance\pgf@ya by-#1\relax%
+  \pgfpathmoveto{\pgfpoint{0pt}{\pgf@ya}}%
+  \pgfpatharc{180}{90}{#1}%
+  \pgf@xa=#2\unitlength%
+  \advance\pgf@xa by-#1\relax%
+  \pgfpathlineto{\pgfpoint{\pgf@xa}{#3\unitlength}}%
+  \pgfpatharc{90}{0}{#1}%
+  \pgfpathlineto{\pgfpoint{#2\unitlength}{#1}}%
+  \pgfpatharc{0}{-90}{#1}%
+  \pgfpathlineto{\pgfpoint{#1}{0pt}}%
+  \pgfpatharc{-90}{-180}{#1}%
+  \pgfpathclose%
+  \pgfusepathqstroke%
+  \pgfsys@endpurepicture%
+}}
+\def\pgfpictIIe@clipr{\pgfpathrectangle{\pgfpoint{0pt}{-1000pt}}{\pgfpoint{1000pt}{2000pt}}\pgfusepath{clip}}
+\def\pgfpictIIe@clipl{\pgfpathrectangle{\pgfpoint{-1000pt}{-1000pt}}{\pgfpoint{1000pt}{2000pt}}\pgfusepath{clip}}
+\def\pgfpictIIe@clipt{\pgfpathrectangle{\pgfpoint{-1000pt}{0pt}}{\pgfpoint{2000pt}{1000pt}}\pgfusepath{clip}}
+\def\pgfpictIIe@clipb{\pgfpathrectangle{\pgfpoint{-1000pt}{-1000pt}}{\pgfpoint{2000pt}{1000pt}}\pgfusepath{clip}}
+
+
+\renewcommand\bezier[1]{\pgfpictIIe@qbezier}
+\renewcommand\qbezier[1][]{\pgfpictIIe@qbezier}
+\def\pgfpictIIe@qbezier(#1,#2)(#3,#4)(#5,#6){{%
+  \pgfsys@beginpurepicture%
+  \pgfsetlinewidth{\@wholewidth}%
+  \pgfpathmoveto{\pgfpoint{#1\unitlength}{#2\unitlength}}%
+  \pgfpathcurveto%
+  {\pgfpointmid{0.66666666}{\pgfpoint{#1\unitlength}{#2\unitlength}}{\pgfpoint{#3\unitlength}{#4\unitlength}}}%
+  {\pgfpointmid{0.66666666}{\pgfpoint{#5\unitlength}{#6\unitlength}}{\pgfpoint{#3\unitlength}{#4\unitlength}}}%
+  {\pgfpoint{#5\unitlength}{#6\unitlength}}%%
+  \pgfusepathqstroke%
+  \pgfsys@endpurepicture%
+}}
+\newcommand\cbezier[1][]{\pgfpictIIe@cbezier}
+\def\pgfpictIIe@cbezier(#1,#2)(#3,#4)(#5,#6)(#7,#8){{%
+  \pgfsys@beginpurepicture%
+  \pgfsetlinewidth{\@wholewidth}%
+  \pgfpathmoveto{\pgfpoint{#1\unitlength}{#2\unitlength}}%
+  \pgfpathcurveto%
+  {\pgfpoint{#3\unitlength}{#4\unitlength}}%
+  {\pgfpoint{#5\unitlength}{#6\unitlength}}%
+  {\pgfpoint{#7\unitlength}{#8\unitlength}}%%
+  \pgfusepathqstroke%
+  \pgfsys@endpurepicture%
+}}
+
+\endinput