All Questions
7
questions
0
votes
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answers
46
views
Pass a message to parent inside UIGestureRecognizer handler?
Forgive me if this has been asked elsewhere; I searched thoroughly and couldn't find anything. I am (brand) new to iOS development, and I'm learning things the Objective-C way. I've run across an ...
0
votes
3
answers
97
views
In iOS7, cannot drag ImageView out of the constraints of parent view to main body?
In iOS, when dragging an UIImageView (red square) using UIPanGestureRecognizer in a scrollview (bar at bottom within another UIImageView), I cannot drag out of the constraints of the bar into the main ...
2
votes
1
answer
2k
views
(iOS) Drag and drop, Snap to grid, Check proper area
I've read all the stuff about drag'n'drop and gestureRecognizer but haven't found the solution.
I got "gamefield" 10x10 and I want to implement drag'n'drop with snap to grid and check if element ...
0
votes
1
answer
278
views
How to Drag/Drop objects inside a UIScrollView using a UIPanGestureRecognizer?
I've seen similar questions here, but I haven't seen a solid answer to my question directly.
I have a UIScrollView that contains a UIImageView object. That view can be zoomed in to view more details ...
2
votes
0
answers
247
views
How to drag and drop an item on top another
I am trying to create a little game, and have a problem with the dragging and dropping of objects : I am using UIPanGestureRecognizer on two buttons. What I want is for button 2 to be highlighted when ...
6
votes
2
answers
6k
views
Drag + Rotation using UIPanGestureRecognizer touch getting off track
I am doing some drag and rotation calculations using UIPanGestureRecognizer. The rotation angle is correct, and the drag location is almost correct. The problem is that as you go around the center of ...
1
vote
1
answer
1k
views
iPhone4 iOS5 Advanced ScrollView techniques: drag and drop a button with longpress
I remember that one of the WWDC 2011 videos that dealt with scrollview had a demo, where the presenter (Eliza) demonstrated how to infinitely scroll along a scrollview. The demo used a bunch of pre-...