Functionality to print libraries in code listings

pgf-tikz · Jun 24, 2019 · 4c3ab05 · 4c3ab05
1 parent 6311f61
commit 4c3ab05
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Showing 3 changed files with 19 additions and 2 deletions.
diff --git a/doc/generic/pgf/extract.lua b/doc/generic/pgf/extract.lua
@@ -140,6 +140,12 @@ for file in lfs.dir(sourcedir) do
                 examplefile:write"\\documentclass{article}\n"
                 examplefile:write"\\usepackage{fp,pgf,tikz,xcolor}\n"
                 examplefile:write(preamble)
+                if options["libraries/tikz"] then
+                    examplefile:write("\\usetikzlibrary{" .. options["libraries/tikz"] .. "}\n")
+                end
+                if options["libraries/pgf"] then
+                    examplefile:write("\\usepgflibrary{" .. options["libraries/pgf"] .. "}\n")
+                end
                 examplefile:write"\\begin{document}\n"
                 examplefile:write"\\makeatletter\n" -- TODO: this has to go
                 examplefile:write(setup_code)

diff --git a/doc/generic/pgf/macros/pgfmanual-en-macros.tex b/doc/generic/pgf/macros/pgfmanual-en-macros.tex
@@ -1618,7 +1618,10 @@
         }
       }
     }
-  }
+  },
+  libraries/.cd,
+  tikz/.store in=\code@tikzlibraries,
+  pgf/.store in=\code@pgflibraries,
 }
 
 \def\pgfmanualanimscale{.5}
@@ -1655,6 +1658,8 @@
 \let\code@pre\pgfutil@empty
 \let\code@post\pgfutil@empty
 \let\code@render\pgfutil@empty
+\let\code@tikzlibraries\pgfutil@empty
+\let\code@pgflibraries\pgfutil@empty
 \def\code@catcode@hook{}
 
 \newif\ifpgfmanual@multipage@code
@@ -1822,6 +1827,12 @@
           \fi}%
         \obeylines
         \everypar \expandafter{\the\everypar \unpenalty}%
+        \ifx\code@tikzlibraries\pgfutil@empty\else
+            \char`\%\string\usetikzlibrary\char`\{\code@tikzlibraries\char`\}
+        \fi
+        \ifx\code@pgflibraries\pgfutil@empty\else
+            \char`\%\string\usetikzlibrary\char`\{\code@pgflibraries\char`\}
+        \fi
         \pgfkeysvalueof{/codeexample/typeset listing/.@cmd}{#1}\pgfeov
       }%
 }

diff --git a/doc/generic/pgf/text-en/pgfmanual-en-base-decorations.tex b/doc/generic/pgf/text-en/pgfmanual-en-base-decorations.tex
@@ -24,7 +24,7 @@ \subsection{Overview}
 and, while doing so, either drawing something or constructing a new path. This
 could be as simple as extending a path with a ``zigzagged'' line\ldots
 %
-\begin{codeexample}[]
+\begin{codeexample}[libraries/tikz={decorations,decorations.pathmorphing}]
 \tikz \draw decorate[decoration=zigzag] {(0,0) -- (3,0)};
 \end{codeexample}
 %