This post originated from an RSS feed registered with .NET Buzz by Frank Hileman. Original Post: Vote to Remove Enum.IsDefined From All System.Drawing Members Feed Title: Frank Hileman's Blog Feed URL: http://weblogs.asp.net/frank_hileman/rss?containerid=13 Feed Description: Vector Graphics with VG.net, MyXaml, and Visual Studio Integration Latest .NET Buzz Posts Latest .NET Buzz Posts by Frank Hileman Latest Posts From Frank Hileman's Blog

Enum.IsDefined is an expensive call taking a significant amount of time, and boxing (allocating memory) on every call. There are numerous System.Drawing property setters that call Enum.IsDefined. Officially, Enum.IsDefined is recognized by MS as a problem and now its usage violates official .NET Framework Design Guidelines.

Speed up VG.net and other graphical applications, and reduce heap usage, by voting for this relatively minor change:

Remove Enum.IsDefined calls from all System.Drawing members