Important: The information in this document is obsolete and should not be used for new development.
Copying ImagesQuickDraw provides three procedures for copying portions of bitmaps from one graphics port or offscreen graphics world into another graphics port. The
CopyBitsprocedure allows you to copy using source modes and to clip and resize during the copy operation. The
CopyMaskprocedure allows you to mask areas where you want the copy operation to occur. These procedures also allow you to use pixel maps instead of bitmaps when your application runs on systems supporting Color QuickDraw.
CopyDeepMaskprocedure, which is available to basic QuickDraw only in System 7, combines the functionality of both