color « animation « iPhone iPad Media Q&A

1. vertical color gradient    stackoverflow.com

Horizontal gradient is working fine . Is there any property to get vertical color gradient from horizontal gradient. I have seen the related question regarding this where they have explained using ...

2. How can I animate a gradient using multiple color transitions?    stackoverflow.com

Here's my code so far:

    CAGradientLayer *gradient = [CAGradientLayer layer];
    gradient.frame = twoDrums.bounds;
    gradient.colors = [NSArray arrayWithObjects:(id)[[UIColor grayColor] CGColor], (id)[[UIColor blackColor] CGColor], ...

3. How do I use a different color for different border edges of a CALayer?    stackoverflow.com

In order to draw a border around my UIView, I use the following code :

[_rectView.layer setBorderColor:[[UIColor blackColor] CGColor]];
[_rectView.layer setBorderWidth:1.0];

4. How can I force iOS to change background color immediately?    stackoverflow.com

Is there any way to change the background color of a window immediately? I need a blinking background, i.e. red/green blinking in an interval of a second. As i see, the background ...

5. Changing the Color of a Path Using Animation - iPhone Dev    stackoverflow.com

I am working on a "connect the dots" app and would like the line that is drawn from one dot to another to flash briefly to indicate to the user that ...

6. iOS 5 - animated gifs showing in wrong colors sometimes    stackoverflow.com

I'm using some animated gifs on our mobile-site. It's a clock-animation and since the iOS 5 update it sometimes happens that the clock gets blue instead of red, as planned. Happens ...