Cocoa coordinates are all 0,0 based. If you have a reproducible test case that says otherwise, please file a radar and attach it.
-raleigh On Jun 25, 2011, at 7:59 AM, Richard Somers wrote: > The Cocoa Drawing Guide states "Cocoa event objects return y coordinate > values that are 1-based instead of 0-based. Thus, a mouse click on the bottom > left corner of a window or view would yield the point (0, 1) in Cocoa and not > (0, 0). Only y-coordinates are 1-based." > > Why are the y-coordianate values of Cocoa event objects 1-based? > > Do most developers simply subtract 1.0 from the y-coordianate value obtained > from an event object to make it 0-based before using the x-y-coordinate > values? > > --Richard > > _______________________________________________ > > 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/ledet%40apple.com > > This email sent to le...@apple.com _______________________________________________ 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