document that wxRenderer methods [are supposed to] preserve wxDC attributes

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@39275 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2006-05-22 22:03:42 +00:00 · 2006-05-22 22:03:42 +00:00 · 8fa8d158bd
commit 8fa8d158bd
parent 4d02625ccf
1 changed files with 5 additions and 0 deletions
--- a/docs/latex/wx/renderer.tex
+++ b/docs/latex/wx/renderer.tex
@ -52,6 +52,11 @@ the rendering functions should always prepare it.
 combination of the \texttt{wxCONTROL\_XXX} constants below.
 \end{itemize}

+Note that each drawing function restores the \helpref{wxDC}{wxdc} attributes if
+it changes them, so it is safe to assume that the same pen, brush and colours
+that were active before the call to this function are still in effect after it.
+
+
 \wxheading{Constants}

 The following rendering flags are defined: