core-animation

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How to keep a CALayer at the same position while resizing the parent NSView?

Imagine a small red box (CALayer instance) drawn in the lower left corner of its parent layer (which is the root layer of a layer hosting NSView).[详细]

2023-04-04 21:57 分类：问答
iPhone: sliding view in and out by pulling an image down from the top

I\'m trying to get a UIViewController (B) to appear over a current UIViewController / UITableViewController (A) by pulling down an image which will reveal B f开发者_高级运维rom the top of the screen.[详细]

2023-04-04 20:22 分类：问答
Setting repeatCount to 1e100f gives a warning

From Apple Documentation: Setting the repeatCount to 1e100f will cause the animation to repeat until it is removed from the layer.[详细]

2023-04-04 12:53 分类：问答
CoreAnimation stack going crazy

I\'ve been asked to help fix a bug for a client, who is an inexperienced developer. However, I\'m absolutely stumped by this one.[详细]

2023-04-04 06:34 分类：问答
Antialiasing problem resizing a UIView

My iPhone app displays a wheel in portrait mode: When it is rotated to landscape mode it zooms in on the top quadrant of this wheel:[详细]

2023-04-04 02:58 分类：问答
Zooming and Scrolling large images in UIScrollView

I\'ve been stuck at this for quite some time. I\'ve looked at many other answers and also at Apple\'s examples.[详细]

2023-04-03 14:43 分类：问答
How to hide view when animation ends?

I\'m using the curlup and curldown animation开发者_运维百科 that works great. My problem is my view is still present for a second before it pushes the viewcontroller. How do I hide current view when a[详细]

2023-04-03 08:56 分类：问答
Animated rotation of NSView contents

I\'m trying to rotate the contents of an NSView (NSButton) in-place (I.e. from the center. I want to convert - into |).This can be done with setFrameCenterRotation: …However, I\'m trying to ani开发者[详细]

2023-04-02 10:33 分类：问答
NSView change type of property animation

I have an NSButton that I\'d like to animate when I call [button setHidden: NO];However, I don\'t want the default fade animation, I\'d like a slide-from-left animation instead.[详细]

2023-04-02 10:33 分类：问答
How to control animation speed?

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 to control the speed? Here is the code:[详细]

2023-04-02 06:02 分类：问答