Source of UIColor

[[Xcode]] - [[UIKit]]

- UIColor
--  http://iphone-tora.sakura.ne.jp/uicolor.html
 UIColor *color = [UIColor colorWithRed:0.0 green:0.5 blue:1.0 alpha:1.0];
 
 UIColor *color = [UIColor whiteColor];
 
 UIImage *hogeImage = [UIImage imageNamed:@"hoge.png"];
 UIColor *color = [[UIColor alloc] initWithPatternImage:hogeImage];
 
 UIColor *color = [UIColor blueColor];
 UIColor *acolor = [color colorWithAlphaComponent:0.5]; //透過率50%