On 19 Oct 2011, at 18:41, Nick wrote: > Hello > Could you advice me how to get rid of blinking in the following code? > This is an NSView's subclass, I am trying to draw a rectangle for zooming > (theoretically a user is supposed to be able to zoom in a piece of a view, > by selecting a rectangle area to zoom. > The problem is that when the mouse is being dragged, the rectangle that's > being drawn is blinking. > What would be the write approach to make it behave like other software where > a user can select things with a rectangle?
1. Read the Cocoa drawing guide: http://developer.apple.com/library/mac/documentation/Cocoa/Conceptual/CocoaDrawingGuide/CocoaDrawingGuide.pdf 2. Rewrite your code to follow Cocoa's design. _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: http://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com