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-rw-r--r--graphics/pgf/base/doc/text-en/pgfmanual-en-library-angles.tex12
1 files changed, 6 insertions, 6 deletions
diff --git a/graphics/pgf/base/doc/text-en/pgfmanual-en-library-angles.tex b/graphics/pgf/base/doc/text-en/pgfmanual-en-library-angles.tex
index 6f6c2e6ef0..a011ea8b58 100644
--- a/graphics/pgf/base/doc/text-en/pgfmanual-en-library-angles.tex
+++ b/graphics/pgf/base/doc/text-en/pgfmanual-en-library-angles.tex
@@ -25,7 +25,7 @@
\begin{key}{/tikz/angle radius=\meta{dimension} (initially 5mm)}
The length of the sides of the angle's wedge:
%
-\begin{codeexample}[]
+\begin{codeexample}[preamble={\usetikzlibrary{angles}}]
\tikz \draw (2,0) coordinate (A) -- (0,0) coordinate (B)
-- (-1,-1) coordinate (C)
pic [fill=black!50] {angle = A--B--C}
@@ -47,7 +47,7 @@
an option like |fill| or |shade| is passed to the pic. The following
example shows the difference:
%
-\begin{codeexample}[]
+\begin{codeexample}[preamble={\usetikzlibrary{angles}}]
\tikz \draw [line width=2mm]
(2,0) coordinate (A) -- (0,0) coordinate (B)
-- (1,1) coordinate (C)
@@ -61,19 +61,19 @@
following factor:
%
\begin{key}{/tikz/angle eccentricity=\meta{factor} (initially 0.6)}
-\begin{codeexample}[]
+\begin{codeexample}[preamble={\usetikzlibrary{angles,quotes}}]
\tikz \draw (2,0) coordinate (A) -- (0,0) coordinate (B)
-- (1,1) coordinate (C)
pic ["$\alpha$", draw, ->] {angle};
\end{codeexample}
%
-\begin{codeexample}[]
+\begin{codeexample}[preamble={\usetikzlibrary{angles,quotes}}]
\tikz \draw (2,0) coordinate (A) -- (0,0) coordinate (B)
-- (1,1) coordinate (C)
pic ["$\alpha$", draw, angle eccentricity=1] {angle};
\end{codeexample}
%
-\begin{codeexample}[]
+\begin{codeexample}[preamble={\usetikzlibrary{angles,quotes}}]
\tikz {
\draw (2,0) coordinate (A) -- (0,0) coordinate (B)
-- (1,1) coordinate (C)
@@ -89,7 +89,7 @@
This pic adds a drawing of a right angle to the current path. It works in
the same way as |angle| pic.
%
-\begin{codeexample}[]
+\begin{codeexample}[preamble={\usetikzlibrary{angles}}]
\tikz
\draw (0,0,0) coordinate (O)
(1,0,0) coordinate (A) -- (O)