calayer

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Cubic panorama projection with Core Animation. Is it possible?

I\'m trying to build a native viewer for cubic panoramas. Here is a web version of what I would like to achieve: http://www.apple.com/html5/showcase/vr/[详细]

2023-03-30 04:52 分类：问答
New CALayer.contents does not display until view is resized

I have a CALayer that needs to display frames of video. Every time a frame is rendered (as a CGImageRef), this method is called:[详细]

2023-03-30 04:14 分类：问答
Stopping updation of CALayer's contents in iPhone

I am working on a pdf Reader application.I am making use of CALayer to render the pdf contents.i employed swipe gesture to navigate across the pages.The issue is, if the user attempts to go to next or[详细]

2023-03-29 12:25 分类：问答
making the transformed layer as normal state in ios

Hi all i am trying to use CATransform3D in my project.i seen some code snippet for transforming a layerthat is shown below.my question is after transforming the layer with below code how to get layer[详细]

2023-03-28 17:53 分类：问答
Animating CAShapeLayer with moving frame

Using core animation layers, I\'ve been trying to implement the following feature. Within a containing superlayer, there are two anchor layers, and another layer that connects the two.The following im[详细]

2023-03-28 11:44 分类：问答
Bad text rendering with Core Animation

First of all, I know this topic has been brought up several times before but I\'m posting this question because none of the \"solutions\" I\'ve used in the past have worked in this specific case. I\'m[详细]

2023-03-28 00:54 分类：问答
Problems with some visual residue when doing transitional flip between UIViews (video inside)

So I\'m transitioning between two views here by replacing one of the views with the other, but I\'m having some problems with some visual residue.[详细]

2023-03-25 11:59 分类：问答
What's the relationship between UIView and CALayer

So here is my understanding: there is a setNeedsDisplay in both UIView and CALayer class, UIView is a composite class that includes a CALayer. But UIView uses drawRect: while CALayer uses drawLayer:in[详细]

2023-03-24 09:31 分类：问答
animate pan gesture

i have wrote a subclass of UIView, which in drawRect: draws itself. it is actually something like day-long timeline for movie - it draws time axis with ticks and time text labels. it can be zoomed in[详细]

2023-03-23 10:29 分类：问答
Rounded Rect / Rounded corners for images in UITableView

I use this category and create images for my UITableView to all be the same size.Is there a way to have the images have rounded corners as well?Thanks![详细]

2023-03-23 05:21 分类：问答