core-animation

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using series of animations on different images one after another

I need to do series of animation on 4 different images. The images are arranged in sequence. It will begin with movement of first image and when it stops the second one will move and similarly others[详细]

2023-03-24 06:27 分类：问答
Main view rotates from center point to 360 degree but inner views are also being rotated

I am rotating main view with 360 degrees, and I have subviews added inside main view, everything works correctly, but with one issue.[详细]

2023-03-24 04:20 分类：问答
ios CoreAnimation

I\'m trying to skew an object cards it\'s an UIView I\'m doing : [UIView beginAnimations:nil context:NULL];[详细]

2023-03-24 01:06 分类：问答
Having problem understanding CGPathAddArc

In an iPad application, I want to move a layer anti-clockwise along an arc which has a center point of (768, 512) and radius of 512. I want it to start at 12 o\'clock (which is top right corner of the[详细]

2023-03-23 18:00 分类：问答
How to determine which error i'm receiving, when calling glTexSubImage2d

I\'m trying to draw some texture with CAOpenGLLayer, but receiving GL_INVALID_OPERATION when i try to call glTexSubImage2d. According to this document : http://www.opengl.org/sdk/docs/man/xhtml/glTexS[详细]

2023-03-23 07:30 分类：问答
Difference between adding an animation to the proxy of the frame or the CALayer

It seems to me there are generally 2 ways to add animation to the NSView or its derived view classes. One way is to add the animation to the proxy of the frame, another way i开发者_开发知识库s to add[详细]

2023-03-22 14:49 分类：问答
What's the easiest way to animate a line?

I am creating an app that involves animating lines within a workspace over time. My current approach for this is to use code like this in drawRect:[详细]

2023-03-22 10:21 分类：问答
iOS Animation Performance

I have 开发者_JAVA百科a game with a number of animated \"monsters\". The animation is made with ~20 png images for each monster. So I use UIImageView with setted animationImages:.[详细]

2023-03-22 05:06 分类：问答
Animation on NSCell

I\'m trying to animate some of the cells in my NSOutlineView. I need to animate an icon to rotate as the iTunes syncing icon next to the device, on the left panel.[详细]

2023-03-22 02:27 分类：问答
How to resume a CAAnimation after coming back from multitasking

in my app i have an array of CALayer that I have animated along a be开发者_如何学PythonzierPath. When I close and reopen the app my layers are not animating and not in the same position as before clos[详细]

2023-03-22 02:23 分类：问答