November 2013
Intermediate to advanced
576 pages
19h 3m
English
book
iOS Components and Frameworks: Understanding the Advanced Features of the iOS SDK
by Kyle Richter, Joe Keeley
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Draggable Annotation Views
Draggable annotation views can be useful to allow the user to mark a place on a map. In the sample app, there is one special favorite place to indicate where the user is going next, represented by a green arrow. An annotation view can be made draggable by setting the draggable property when the annotation view is being configured for presentation.
[view setDraggable:YES];
The user can then drag the annotation view anywhere on the map. To get more information about the dragging performed on an annotation view, the map view delegate implements the mapView:annotationView:didChangeDragState:fromOldState: method. That method will fire anytime the dragging state changes for a draggable annotation view, and indicates whether ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.