uicolor

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CCSprite Color Blend Similar to kCGBlendModeColor on UIImage

I am trying to overlay color on a sprite image and have questions about how to blend the color with the sprite. I\'ve used the following updateImageTint routine to overlay color on a UIImage and the o[详细]

2023-03-12 21:10 分类：问答
how to change the color of text in string when I use stringWithFormat function?(iphone)

I am using this in a project, lblDetail.text =[NSString stringWithFormat:@\"%@:%@\",lblName.text,lblDetail.text];[详细]

2023-03-11 20:30 分类：问答
how to set hex color code for background [duplicate]

This question already has answers here: Closed 10 years ago. Possible Duplicate: How can I create a UIColor from a hex string?[详细]

2023-03-10 00:49 分类：问答
How can I I give my UIScrollView a pattern background, but with a different top?

For the text-editing part of my app, I am putting lines in a UIScrollView to simulate lined notepaper. My UIScrollView will scroll whenever the UITextView scrolls, so that the text stays fixed to the[详细]

2023-03-08 10:06 分类：问答
Comparing UIColors or CGColor or CGColorSpace

I\'m having an issue comparing UIColors.I have an image, which I have successfully extracted the color on the image at which the user clicked.Now I want to compare that color with other colors, but I\[详细]

2023-03-07 07:39 分类：问答
UIColor from hex string representation

any snippet to get from: NSS开发者_如何学JAVAtring *_s = @\"#000000\"; to: [UIColor blackColor]; any help is highly appreciated, just been messing around with an ugly code to do this :(A modifi[详细]

2023-03-07 02:08 分类：问答
How to convert RGB to HTML color?

Please can you tell me how I can convert an RGB UIColor t开发者_高级运维o a Hexadecimal HTML color code string?- (NSString *)getHexStringForColor:(UIColor*)color {[详细]

2023-03-05 17:17 分类：问答
Get size of repeated pattern from UIColor?

I can query if a UIColor is a pattern by inspecting the CGColor instance it wraps, the CGColorGetPattern() function returns the pattern if it exist, or开发者_如何学Python null if it is not a pattern c[详细]

2023-03-05 10:39 分类：问答
ios 4 setBackgroundColor is not called by drawRect

This is probably a simple one bu开发者_高级运维t I really can\'t answer it. I completed one of the demonstration apps shown in the CS193p class. It\'s basically a very simple view with a UISlider an[详细]

2023-03-05 04:10 分类：问答
How do I comfortably use CGColor in an NSArray with CGGradient

I have two UIColor instances and want to use them creating a gradient. The code works, but it gives me a warning when I call the arrayWithObject: constructor:[详细]

2023-03-05 00:05 分类：问答