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-rw-r--r--Master/texmf-dist/doc/generic/pgf/text-en/pgfmanual-en-library-angles.tex91
1 files changed, 55 insertions, 36 deletions
diff --git a/Master/texmf-dist/doc/generic/pgf/text-en/pgfmanual-en-library-angles.tex b/Master/texmf-dist/doc/generic/pgf/text-en/pgfmanual-en-library-angles.tex
index c46a6e4204b..975afd3d5b8 100644
--- a/Master/texmf-dist/doc/generic/pgf/text-en/pgfmanual-en-library-angles.tex
+++ b/Master/texmf-dist/doc/generic/pgf/text-en/pgfmanual-en-library-angles.tex
@@ -9,44 +9,44 @@
\section{Angle Library}
-
\label{section-angle}
\begin{tikzlibrary}{angles}
- This library defines pic types for drawing angles.
+ This library defines pic types for drawing angles.
\end{tikzlibrary}
\begin{pictype}{angle}{\opt{|=|\meta{A}|--|\meta{B}|--|\meta{C}}}
- This pic adds a drawing of an angle to the current path. This
- ``drawing of an angle'' consist of a ``sector'' or ``wedge'' or
- ``slice'' whose pointed end is at point \meta{B} and whose straight
- sides lie on the lines form \meta{B} to \meta{A} and from \meta{B}
- to \meta{C}. The length of these lines is governed by the following
- key:
- \begin{key}{/tikz/angle radius=\meta{dimension} (initially 5mm)}
- The length of the sides of the angle's wedge:
+ This pic adds a drawing of an angle to the current path. This ``drawing of
+ an angle'' consist of a ``sector'' or ``wedge'' or ``slice'' whose pointed
+ end is at point \meta{B} and whose straight sides lie on the lines form
+ \meta{B} to \meta{A} and from \meta{B} to \meta{C}. The length of these
+ lines is governed by the following key:
+ %
+ \begin{key}{/tikz/angle radius=\meta{dimension} (initially 5mm)}
+ The length of the sides of the angle's wedge:
+ %
\begin{codeexample}[]
\tikz \draw (2,0) coordinate (A) -- (0,0) coordinate (B)
-- (-1,-1) coordinate (C)
pic [fill=black!50] {angle = A--B--C}
pic [draw,->,red,thick,angle radius=1cm] {angle = C--B--A};
\end{codeexample}
- \end{key}
-
- The three points \meta{A}, \meta{B}, and \meta{C} \emph{must} be the
- names of nodes or coordinates; you cannot use direct coordinates like
- ``|(1,1)|'' here.
+ \end{key}
- You can leave out the three points, in this case the text |A--B--C|
- is used; so in the above examples we could just have written
- |{angle}| in the first pic.
+ The three points \meta{A}, \meta{B}, and \meta{C} \emph{must} be the names
+ of nodes or coordinates; you cannot use direct coordinates like ``|(1,1)|''
+ here.
- Concerning the sector that makes up the drawing of the angle, the
- angular part of this sector is drawn in front of the path if the
- |draw| option is given to the |pic|, while filled sector is drawn
- behind the |pic|, provided an option like |fill| or |shade| is
- passed to the pic. The following example shows the difference:
+ You can leave out the three points, in this case the text |A--B--C| is
+ used; so in the above examples we could just have written |{angle}| in the
+ first pic.
+ Concerning the sector that makes up the drawing of the angle, the angular
+ part of this sector is drawn in front of the path if the |draw| option is
+ given to the |pic|, while filled sector is drawn behind the |pic|, provided
+ an option like |fill| or |shade| is passed to the pic. The following
+ example shows the difference:
+ %
\begin{codeexample}[]
\tikz \draw [line width=2mm]
(2,0) coordinate (A) -- (0,0) coordinate (B)
@@ -54,36 +54,55 @@
pic [draw=blue, fill=blue!50, angle radius=1cm] {angle};
\end{codeexample}
- When |pic text| is set (which you typically do by using the quotes
- syntax), a node will be created whose name is empty
- (and, thus, inherits the pic's name) and which will be at the
- half-way angle between the lines to \meta{A} and \meta{C} and whose
- distance from \meta{B} is |angle radius| times the following factor:
- \begin{key}{/tikz/angle eccentricity=\meta{factor} (initially 0.6)}
+ When |pic text| is set (which you typically do by using the quotes syntax),
+ a node will be created whose name is empty (and, thus, inherits the pic's
+ name) and which will be at the half-way angle between the lines to \meta{A}
+ and \meta{C} and whose distance from \meta{B} is |angle radius| times the
+ following factor:
+ %
+ \begin{key}{/tikz/angle eccentricity=\meta{factor} (initially 0.6)}
\begin{codeexample}[]
\tikz \draw (2,0) coordinate (A) -- (0,0) coordinate (B)
-- (1,1) coordinate (C)
pic ["$\alpha$", draw, ->] {angle};
-\end{codeexample}
+\end{codeexample}
+ %
\begin{codeexample}[]
\tikz \draw (2,0) coordinate (A) -- (0,0) coordinate (B)
-- (1,1) coordinate (C)
pic ["$\alpha$", draw, angle eccentricity=1] {angle};
-\end{codeexample}
+\end{codeexample}
+ %
\begin{codeexample}[]
\tikz {
\draw (2,0) coordinate (A) -- (0,0) coordinate (B)
-- (1,1) coordinate (C)
pic (alpha) ["$\alpha$", draw] {angle};
-
+
\draw (alpha) circle [radius=5pt];
}
-\end{codeexample}
- \end{key}
+\end{codeexample}
+ \end{key}
+\end{pictype}
+
+\begin{pictype}{right angle}{\opt{|=|\meta{A}|--|\meta{B}|--|\meta{C}}}
+ This pic adds a drawing of a right angle to the current path. It works in
+ the same way as |angle| pic.
+ %
+\begin{codeexample}[]
+ \tikz
+ \draw (1,0,0) coordinate (A) -- (0,0,0) coordinate (B)
+ -- (0,0,1) coordinate (C)
+ (B) -- (0,1,0) coordinate (D)
+ pic [fill=gray,angle radius=4mm] {right angle = A--B--C}
+ pic [draw,red,thick,angle eccentricity=.5,pic text=$\cdot$]
+ {right angle = A--B--D};
+\end{codeexample}
+ %
\end{pictype}
-%%% Local Variables:
+%%% Local Variables:
%%% mode: latex
%%% TeX-master: "pgfmanual-pdftex-version"
-%%% End:
+%%% End: