From 1635574bd2aa87d8905acf345214d0a6ee0d4d91 Mon Sep 17 00:00:00 2001
From: Hanson Char <hanson.char@gmail.com>
Date: Mon, 24 Jun 2024 19:35:27 -0700
Subject: [PATCH] Provide background color on test images similar to the one in
 the manual

---
 doc/generic/pgf/lib/utils.lua | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/doc/generic/pgf/lib/utils.lua b/doc/generic/pgf/lib/utils.lua
index 7d8898e32..df7dbd089 100644
--- a/doc/generic/pgf/lib/utils.lua
+++ b/doc/generic/pgf/lib/utils.lua
@@ -183,8 +183,12 @@ function u.walk(sourcedir, targetdir, finder)
                     local newname = finder.get_name() .. "-" .. name .. "-" .. n .. ".tex"
                     local examplefile = io.open(targetdir .. newname, "w")
 
-                    examplefile:write "\\documentclass{standalone}\n"
-                    examplefile:write "\\usepackage{fp,pgf,tikz,xcolor}\n"
+                    examplefile:write [[
+\documentclass{standalone}
+\usepackage{fp,pgf,tikz,xcolor}
+\definecolor{bgcolor}{RGB}{245, 245, 204}
+\pagecolor{bgcolor}
+]]
                     examplefile:write(options["preamble"] and options["preamble"] .. "\n" or "")
                     examplefile:write "\\begin{document}\n"