SDK « animation « iPhone iPad Media Q&A

1. iPhone SDK: After a certain number of characters entered, the animation just won't load    stackoverflow.com

Okay, this is the code:

[lblMessage setText: txtEnter.text];
[lblMessage sizeToFit];

scrollingTextView.contentSize = lblMessage.frame.size;
float width = (lblMessage.frame.size.width) + (480);

[UIView beginAnimations:@"pan" context:nil];
[UIView setAnimationDuration:durationValue];
[UIView setAnimationRepeatCount:5];
scrollingTextView.contentOffset = CGPointMake(width,0);
[UIView commitAnimations];

//The scrolling text view is rotated.
scrollingTextView.transform = CGAffineTransformMakeRotation (3.14/2);

[self.navigationController setNavigationBarHidden:YES];
btnChange.transform ...

2. Best way to implement animation on iPhone SDK?    stackoverflow.com

I know how to implement the basic animation by moving/resizing a UIView. However, the following two animations seems a bit complicated. 1) Imagine a car game, where when you press on ...

3. How do you animate a speedometer needle in the iPhone SDK?    stackoverflow.com

I've looking to animate a a needle in a speedometer-like item. How do I spin the needle and simulate the acceleration and the bouncing effect you would see in cartoons (when ...

4. How to do a radar animation in the iPhone SDK?    stackoverflow.com

Does anyone know how to animate a radar animation like the image below? With it growing outwards? I have to draw the circle using Quartz or some other ...

5. iPhone SDK2.0 vs SDK3.0 discrepancies    stackoverflow.com

the following code yield a standard animation when user selects between tabs on sdk2.0 through 2.2, on sdk3.0 devices it does not. I'm still compiling against 2.0 or 2.2 sdk but running ...

6. Trying to order built-in UIAnimations, not having much success    stackoverflow.com

OK, I have a screen in my iPhone app that looks like the following: When the Add Notes cell is touched, I would like for the keyboard to ...

7. Iphone sequential animation with setAnimationDelay    stackoverflow.com

I'm trying to chain animation events. The application I'm coding for work has a multiple choice quiz. First you pick your multiple choice answer. The quiz view fades away. Then a ...

8. iPhone SDK - how can I tell when an animation has finished?    stackoverflow.com

I am starting an animated enlargement when an image is touched, and then scaling it back down to normal size when it is released. By using setAnimationBeginsFromCurrentState:YES the zooming effect ...

9. How to make tile turnaround animation for iPhone app    stackoverflow.com

I am making a memory type game on iPhone, I would like to know what would be the best way to make an animation of tile turning around to reveal what ...

10. How can I get a core animation Explicit animation to behave in exactly the same way as an Implicit animation?    stackoverflow.com

I wish to do some custom animation using core animation but am having the (no doubt) classic problem of animations resetting when they have completed. Of course this can be stopped by ...

11. How can I use this animation code?    stackoverflow.com

I'm a newbie and I need some help. I want to display a popup image over a given UIView, but I would like it to behave like the UIAlertView or like the ...

12. Animating an Image    stackoverflow.com

I m creating a game, in that i want to use some animation, but i m new to animations. I want to create an image ,as soon as i click on imageview, ...

13. Image animation over CGContextDrawPDFPage    stackoverflow.com

I have a pdf page displayed with CGContextDrawPDFPage. I want to keep this page shown and have an image slide in from top over this page, just as it can be seen ...

14. Using Block Completion Handler in iOS 4 for animation    stackoverflow.com

I would like to animate my subviews movement when rotating the device, changing the alpha to 0, move the view to the new position and reset the alpha to 1. Using this ...

15. iPad: Image Animation , Image Flickering problem    stackoverflow.com

I am making an iPad application. In that for moving image from left to right and vice-a-versa. I am using following code for making the animation

animation = [CATransition animation];

[animation setDelegate:self];
[animation ...

16. iPhone help with animations CGAffineTransform resetting?    stackoverflow.com

Hi I am totally confused with CGAffineTransform animations. All I want to do is move a sprite from a position on the right to a position on the left. When it ...

17. Making TTLauncherView open animated items    stackoverflow.com

I'm currently working with Three20 in an iOS project. I've got the TTLauncherView displaying with a few icons. However, I can't see to get them to open their views in an ...

18. How to stop an animating object between points when we touch that object    stackoverflow.com

If anyone know please help me to get the solution ,i.e., i am animating an object using

[UIView animateWithDuration:3 delay:0 options:UIViewAnimationOptionAllowUserInteraction
    animations:^(void){
      CGRect ...

19. How to check when animation finishes if animation block is    stackoverflow.com

I have a controller which adds as subviews a custom UIView class called Circle. Let's call a particular instance of Circle, "circle". I have a method in Circle, animateExpand, which expands the ...

20. How to do back animation when i go from current DetailView to previous DetailView?    stackoverflow.com

I m making an app which has a main TableView. when we click any cell we got DetailView of that cell. we can also change DetailView without going back to main ...

21. Moving an image to the tapped location - iPhone    stackoverflow.com

I want to make an app which contains an image, and when a user taps, a new image should come and hide a part of the old image. For example, there is an ...

22. Cocoa Touch animation delaying command    stackoverflow.com

What is the command of delaying an action to fade in an image?

23. Fortune wheel animate an image on swipe - iphone sdk    stackoverflow.com

I want to create an animation of a circle for game for a board which user can swipe to start the board animation. Please check the image for clarification:
board ...

24. Continuous animation (or movement?)    stackoverflow.com

I'm new on the iphone programming so I'm sorry if my questions are so trivial and I'll try to be as much concrete as possible. I'm studying about the animations. What I'm ...

25. Manual animation in cover flow iphone    stackoverflow.com

I am using this for cover flow in my application. But i want to use this animation by button click instead of swipe on images. plz can any one suggest ...

26. Iphone Animate movement of a marker    stackoverflow.com

I'm new using route-me and I have a question. I hope someone can help me. I want to animate the translation of a markers on x and y axes in the same ...

27. Move clouds from left to right    stackoverflow.com

is there a possibility that two clouds are moving from left to right in a view? like on this website? http://leontheimer.me Can somebody give me an example please?

28. iPhone: How to animate a destination board?    stackoverflow.com

do you know an approach to animate the digits of a destination board? I saw it already in some apps and now I need it for an own project. http://imageshack.us/photo/my-images/534/img0022b.png/ I don't know what they call it, so I couldn't google it. Thanks

35. Moveing Animation of a CALayer?    stackoverflow.com

I have a array of CALayers that i'm looping and trying to move. Tile is a CALayer subclass and has a CGRect property named originalFrame where i store the frame i want ...

36. How to control animation speed?    stackoverflow.com

I'm moving an image and then expanding the image. The problem is my image is moving way to fast. Is there a way to to allow 2 animations to run and ...

37. iphone Core Animation    stackoverflow.com

I've managed to translate a button in my application to the horizontal center of the page. However, clicking on it no longer calls a method. I need to click ...

38. How to develop the animation like the Flight schedule board in iPhone sdk    stackoverflow.com

I am developing an iPhone app in which I need to show countdown clock. I have to show it in a way they display the flight ...

39. Recreating this animation in Titanium SDK    stackoverflow.com

I was previously developing my application in Xcode but decided to move over to Titanium to allow for Android development. I'm still getting used to Titanium so I'm running into some ...