cgcolor

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Creating/comparing Lab-profiled colors in iOS

For an application I\'m working on I\'m trying to create and compare (distance between) CIE Lab profiled colors.[详细]

2023-04-04 07:36 分类：问答
ios: how to solve this memory leak warning

I got the following code line: mainLayer.shadowColor = CGColorCreate( CGColorSpaceCreateDeviceRGB(), components );[详细]

2023-03-27 03:57 分类：问答
Deciphering CGColor

Hi Im trying to get my head around CGColor, Ive been doing a lot of Quartz2d stuff.In the past I\'ve fudged it with [UIColor xColor].CGColor.... but with this new compiler I get crashes when i specify[详细]

2023-03-19 04:40 分类：问答
How to store CGColor in Core Data?

I\'m wanting to store/save CGColor in Core Data. Currently, I\'m storing colours with floats for red, blue, green, etc.[详细]

2023-02-28 01:26 分类：问答
How to convert from a hex value to a UIColor?

I have a hexadecimal color value and I want to convert it to a UIColor.UIColor can take in a Hue/Saturation/Brigh开发者_StackOverflow社区tness (HSB) value or a Red/Blue/Green (RGB) value.How can I use[详细]

2023-02-19 02:58 分类：问答
iPhone - Help with CGGradientCreateWithColorComponents and creating gradient as per screenshot

I am trying to apply the same gradie开发者_开发知识库nt as per the screen shot below using CGGradientCreateWithColorComponents.[详细]

2023-02-15 17:41 分类：问答
Iphone development: UIColor / CGColor components comparison

I\'ve got some internal codes for colors in my application, so I created a function that, given a color, returns the code. I\'m having problems as it just doesn\'t work and return always \"01\" for ev[详细]

2023-01-19 07:03 分类：问答
How to draw a native looking statusitem background on a CALayer

Actually I want to draw the background of a selected NSStatusItem on the CALayer of my custom statusItemView. But since[详细]

2022-12-16 00:47 分类：问答