quartz-core

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Animating UILabel with CoreAnimation / QuartzCore in iOS App

I actually stuck on a problem with animating a UILabel in my iOS Application. After 2 days of searching the web for code snippets, still no result.[详细]

2023-04-06 05:50 分类：问答
UIImageView's on a UIView Layer, wrong frame output

I am trying to combine 2 UIImageViews and save them as 1. The top-most image is a static \"frame\", and the lower image is rotatable / scalable.[详细]

2023-03-31 11:03 分类：问答
Getting a bitmap from CALayers, any alternative to renderInContext

I have many CALayers which are created on the fly while my app is running, and I need to be able to produce a single bitmap of these, which will later be masked.[详细]

2023-03-31 09:45 分类：问答
Adding quartzcore to Xcode 4 for iOS

I have troubles installing quartzcore on Xcode 4 regarding an iOS application. I just can\'t find the answer: how to do it? Because when I try to add Quartzcore 开发者_JAVA技巧to the targets of the pr[详细]

2023-03-25 08:35 分类：问答
Opacity of layer's shadow

I add shadow to the UIView: [blurView.layer setCornerRadius:kCornerRadius]; blurView.layer.masksToBounds = NO;[详细]

2023-03-19 15:47 分类：问答
CALayer does not seem to be defined

I wanted to add rounded Rects to a UITextView as explained in How to style UITextview to like Rounded Rect text field?. However when I do this I receive an error message that the methods used there ar[详细]

2023-03-18 18:24 分类：问答
iOS alternative PDF Renderer [closed]

As it currently stands, this question is not a good fit for our Q&A format. We expect answers to be supported by facts, references,or expertise, but this question will likely solicit debate, a[详细]

2023-03-17 20:07 分类：问答
How to create a bitmap context for an alpha mask image?

I want to draw an alpha mask image in code. Right now I do: 1) Create a bitmap context using CGBitmapContextCreate with options CGColorSpaceCreateDeviceRGB and kCGImageAlphaPremultipliedFirst.[详细]

2023-03-13 20:00 分类：问答
Bordered UITextView

I want to have a thin gray border around a UITextView. I have gone through the Apple docum开发者_Python百科entation but couldn\'t find any property there. Please help.#import <QuartzCore/QuartzCore[详细]

2022-12-27 14:11 分类：问答
How to make a circular UIView

I want to make a UIView or UIImageView that is a circle. Or a circle that i can change the size of using a s开发者_如何学Pythonlider, and the color of with a pickerview.I can at least show you a short[详细]

2022-12-13 13:05 分类：问答