Index Hierarchy UIColor(HTML) Category Reference Declared in DTColor+Compatibility.h Overview Implementations of methods on NSColor/UIColor which are missing on the other platform. Tasks – alphaComponent Instance Methods alphaComponent A quick method to return the alpha component of this UIColor by using the CGColorGetAlpha method. - (CGFloat)alphaComponent Return Value The floating point alpha value of this UIColor. Declared In DTColor+Compatibility.h Index Hierarchy © 2016 Cocoanetics. All rights reserved. (Last updated: 2016-02-10) Generated by appledoc 2.2 (build 963).