【IOS类扩展之Hex值颜色转换】UIColor+Hex

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 #import

 @interface UIColor (Hex)

 + (UIColor *)colorWithHex:(long)hexColor;
 + (UIColor *)colorWithHex:(long)hexColor alpha:(float)opacity;

 @end


 #import "UIColor+Hex.h"

 @implementation UIColor (Hex)

 + (UIColor*) colorWithHex:(long)hexColor;
 {
     return [UIColor colorWithHex:hexColor alpha:1.];
 }

 + (UIColor *)colorWithHex:(long)hexColor alpha:(float)opacity
 {
     float red = ((float)((hexColor & 0xFF0000) >> 16))/255.0;
     float green = ((float)((hexColor & 0xFF00) >> 8))/255.0;
     float blue = ((float)(hexColor & 0xFF))/255.0;
     return [UIColor colorWithRed:red green:green blue:blue alpha:opacity];
 }

 @end