* Headers/AppKit/NSImage.h (-drawAtPoint:fromRect:fraction:)
(-drawInRect:fromRect:operation:fraction:): Document.
* Source/NSImage.m -drawAtPoint:fromRect:fraction:)
(-drawInRect:fromRect:operation:fraction:): Implement.
(min, max): New functions.
(-drawRepresentation:inRect:): Save the gstate before drawing
and restore it afterwards.
Fixes bug #11712.
git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@20611 72102866-910b-0410-8b05-ffd578937521