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-rw-r--r--Master/texmf-dist/tex/generic/pgf/modules/pgfmodulebending.code.tex75
1 files changed, 37 insertions, 38 deletions
diff --git a/Master/texmf-dist/tex/generic/pgf/modules/pgfmodulebending.code.tex b/Master/texmf-dist/tex/generic/pgf/modules/pgfmodulebending.code.tex
index 888db712043..cc9ed651c71 100644
--- a/Master/texmf-dist/tex/generic/pgf/modules/pgfmodulebending.code.tex
+++ b/Master/texmf-dist/tex/generic/pgf/modules/pgfmodulebending.code.tex
@@ -14,8 +14,8 @@
% This file defines commands for drawing bending arrows and lines.
%
-\usepgfmodule{nonlineartransformations}%
-\usepgflibrary{curvilinear}%
+\usepgfmodule{nonlineartransformations}
+\usepgflibrary{curvilinear}
% Configuration options for arrow tips:
@@ -25,14 +25,13 @@
/pgf/arrow keys/flex/.default=1,
/pgf/arrow keys/flex'/.code=\pgfarrowsaddtooptions{\pgf@arrows@the@rigidity#1pt\let\pgf@arrow@flex@mode\pgf@arrow@mode@is@flex@prime},
/pgf/arrow keys/flex'/.default=1,
- /pgf/arrow
- keys/bend/.code=\pgfarrowsaddtooptions{\let\pgf@arrow@flex@mode\pgf@arrow@mode@is@bend},
-}%
+ /pgf/arrow keys/bend/.code=\pgfarrowsaddtooptions{\let\pgf@arrow@flex@mode\pgf@arrow@mode@is@bend}
+}
-\def\pgf@arrow@mode@is@flex{1}%
-\def\pgf@arrow@mode@is@flex@prime{2}%
-\def\pgf@arrow@mode@is@bend{3}%
+\def\pgf@arrow@mode@is@flex{1}
+\def\pgf@arrow@mode@is@flex@prime{2}
+\def\pgf@arrow@mode@is@bend{3}
\newdimen\pgf@arrows@the@rigidity
@@ -40,21 +39,21 @@
%
% Handle the end of a curve
%
-%
+%
-% First, the preparation. This is, essentially, setting up the
+% First, the preparation. This is, essenatially, setting up the
% nonlinear transformation
\def\pgf@prep@curveend{
\pgftransformreset%
\pgfsetcurvilinearbeziercurve{\pgfpointlastonpath}{\pgfpointsecondlastonpath}{\pgfpointthirdlastonpath}{\pgfpointfourthlastonpath}
-}%
+}
% Second, the shortening.
\def\pgf@do@shorten@curvedend{%
\expandafter\expandafter\expandafter\pgf@do@shorten@curvedend@unpack\expandafter\pgfpointfourthlastonpath\pgfpointthirdlastonpath%
-}%
+}
\def\pgf@do@shorten@curvedend@unpack\pgfqpoint#1#2\pgfqpoint#3#4{%
\pgf@process{\pgfcurvilineardistancetotime{\pgf@path@shortening@distance}}%
% Compute new curve:
@@ -74,13 +73,13 @@
\expandafter\expandafter\expandafter\def%
\expandafter\expandafter\expandafter\pgfprocessresultpathsuffix%
\expandafter\expandafter\expandafter{\expandafter\pgfprocessresultsubpathprefix\pgfprocessresultsubpathsuffix}%
-}%
+}
% Third, the drawing
\def\pgf@do@draw@curvedend{%
\pgf@do@draw@curved\pgf@end@tip@sequence%
-}%
+}
\def\pgf@do@draw@curved#1{%
{%
@@ -90,7 +89,7 @@
\let\pgf@arrow@handle@dot\relax%
#1%
}%
-}%
+}
\def\pgf@draw@curved#1#2{%
% Prepare:
@@ -106,9 +105,9 @@
\ifcase\pgf@arrow@flex@mode\relax%
\expandafter\expandafter\expandafter\pgf@arrow@drawer@rigid\csname pgf@ar@visual@\pgf@arrow@id\endcsname% like flex
\or%
- \expandafter\expandafter\expandafter\pgf@arrow@drawer@rigid\csname pgf@ar@visual@\pgf@arrow@id\endcsname%
+ \expandafter\expandafter\expandafter\pgf@arrow@drawer@rigid\csname pgf@ar@visual@\pgf@arrow@id\endcsname%
\or%
- \expandafter\expandafter\expandafter\pgf@arrow@drawer@rigid\csname pgf@ar@ends@\pgf@arrow@id\endcsname%
+ \expandafter\expandafter\expandafter\pgf@arrow@drawer@rigid\csname pgf@ar@ends@\pgf@arrow@id\endcsname%
\or%
\pgf@arrow@drawer@bend%
\fi%
@@ -117,8 +116,8 @@
\expandafter}%
% Transform to next tip:
\expandafter\pgf@xb\the\pgf@xb%
-}%
-\def\pgf@falsetext{false}%
+}
+\def\pgf@falsetext{false}
\def\pgf@arrow@drawer@rigid@shift#1#2#3{% tip end, back end, line end, sep
% Let xa be the actual back end of the current arrow plus the back end:
@@ -128,14 +127,14 @@
\pgf@x#1%
\advance\pgf@x by\pgfarrowsep%
\advance\pgf@xb by-\pgf@x%
-}%
+}
\def\pgf@arrow@drawer@bend{%
\pgftransformnonlinear{\pgf@arrow@bending@mode{\pgf@x}{\pgf@y}}
\pgftransformscale{-1}%
\pgftransformxshift{-\pgf@xa}%
- % Do slant:
+ % Do slant:
\ifdim\pgfarrows@slant pt=0pt%
\else%
\pgftransformxslant{\pgfarrows@slant}%
@@ -151,7 +150,7 @@
\endpgfscope%
}%
\pgf@arrows@bending@hull%
-}%
+}
\def\pgf@arrow@drawer@rigid#1#2#3{% (rigid) start, (rigid) end, dummy
% Compute the rigid positions:
@@ -170,7 +169,7 @@
\pgf@xc#1%
\pgf@xc-\pgf@xc%
\pgftransformxshift{+\pgf@xc}%
- % Do slant:
+ % Do slant:
\ifdim\pgfarrows@slant pt=0pt%
\else%
\pgftransformxslant{\pgfarrows@slant}%
@@ -184,7 +183,7 @@
\pgflowlevelsynccm\csname pgf@ar@cache@\pgf@arrow@id\endcsname%
\endpgfscope%
\pgf@arrows@rigid@hull%
-}%
+}
\def\pgf@bending@do@tangent{%
\pgf@xb\pgf@xa%
@@ -211,7 +210,7 @@
\advance\pgf@xb by-\pgf@xa%
\advance\pgf@yb by-\pgf@ya%
\pgf@process{\pgfpointnormalised{\pgf@x=\pgf@xb\pgf@y=\pgf@yb}}
-}%
+}
\def\pgf@bending@possible@degenerate{%
\ifx\pgf@curvilinear@line@a\pgf@curvilinear@line@b% degenerate!
@@ -232,7 +231,7 @@
\else%
\pgf@bending@do@tangent@normal%
\fi%
-}%
+}
\def\pgf@bending@do@flex{
\pgf@xb\pgf@xa%
@@ -249,7 +248,7 @@
\pgf@process{\pgfpointcurveattime{\pgf@xb}{\pgf@curvilinear@line@a}{\pgf@curvilinear@line@b}{\pgf@curvilinear@line@c}{\pgf@curvilinear@line@d}}%
\pgf@xb\pgf@x\pgf@yb\pgf@y%
\pgftransformarrow{\pgfqpoint{\pgf@xb}{\pgf@yb}}{\pgfqpoint{\pgf@xc}{\pgf@yc}}%
-}%
+}
@@ -267,20 +266,20 @@
\pgf@temp%
\pgf@arrow@bending@update@bb%
\fi%
- \fi%
-}%
+ \fi%
+}
\def\pgf@arrow@bending@hull@point@first#1#2{%
\pgfpointtransformednonlinear{\pgfqpoint{#1}{#2}}%
\pgf@xa\pgf@x\pgf@xb\pgf@x%
\pgf@ya\pgf@y\pgf@yb\pgf@y%
\let\pgf@arrow@hull@point\pgf@arrow@bending@hull@point@other%
-}%
+}
\def\pgf@arrow@bending@hull@point@other#1#2{%
\pgfpointtransformednonlinear{\pgfqpoint{#1}{#2}}%
\ifdim\pgf@x<\pgf@xa\pgf@xa\pgf@x\else\ifdim\pgf@x>\pgf@xb\pgf@xb\pgf@x\fi\fi%
\ifdim\pgf@y<\pgf@ya\pgf@ya\pgf@y\else\ifdim\pgf@y>\pgf@yb\pgf@yb\pgf@y\fi\fi%
-}%
+}
\def\pgf@arrow@bending@update@bb{%
\ifdim\pgf@picmaxx=-16000pt\relax%
@@ -294,7 +293,7 @@
\ifdim\pgf@xb>\pgf@picmaxx\global\pgf@picmaxx\pgf@xb\fi%
\ifdim\pgf@yb>\pgf@picmaxy\global\pgf@picmaxy\pgf@yb\fi%
\fi%
-}%
+}
@@ -303,21 +302,21 @@
%
% Handle the start of a curve
%
-%
+%
-% First, the preparation.
+% First, the preparation.
\def\pgf@prep@curvedstart{
\pgftransformreset%
\pgfsetcurvilinearbeziercurve{\pgfpointfirstonpath}{\pgfpointsecondonpath}{\pgfpointthirdonpath}{\pgfpointfourthonpath}%
-}%
+}
% Second, the shortening.
\def\pgf@do@shorten@curvedstart{%
\expandafter\expandafter\expandafter\pgf@do@shorten@curvedstart@unpack\expandafter\pgfpointthirdonpath\pgfpointfourthonpath%
-}%
+}
\def\pgf@do@shorten@curvedstart@unpack\pgfqpoint#1#2\pgfqpoint#3#4{%
\pgf@process{\pgfcurvilineardistancetotime{\pgf@path@shortening@distance}}%
% Compute new curve:
@@ -340,14 +339,14 @@
\expandafter\expandafter\expandafter\def%
\expandafter\expandafter\expandafter\pgfprocessresultpathsuffix%
\expandafter\expandafter\expandafter{\expandafter\pgfprocessresultpathsuffix\pgfsubpathend}%
-}%
+}
% Third, the drawing
\def\pgf@do@draw@curvedstart{%
\pgf@do@draw@curved\pgf@start@tip@sequence%
-}%
+}