ColorBadges.h

#import <UIKit/UIKit.h>
#import <objc/runtime.h>

// https://github.com/DavidGoldman/TweakAPIs/blob/master/ColorBadges.h

#define GETRED(rgb) ((rgb >> 16) & 0xFF)
#define GETGREEN(rgb) ((rgb >> 8) & 0xFF)
#define GETBLUE(rgb) (rgb & 0xFF)
#define UIColorFromRGB(rgb) [UIColor colorWithRed:GETRED(rgb)/255.0 green:GETGREEN(rgb)/255.0 blue:GETBLUE(rgb)/255.0 alpha:1.0]

@interface ColorBadges : NSObject
+ (instancetype)sharedInstance;
+ (BOOL)isDarkColor:(int)color;
+ (BOOL)areBordersEnabled;
+ (BOOL)isEnabled;

// Return RGB ints. i.e. 0xRRGGBB.
- (int)colorForImage:(UIImage *)image;
- (int)colorForIcon:(id)icon; // Must be an SBIcon *

@end

// You can use the API like the following. Note that you may need to dlopen ColorBadges first.
/*
@implementation YourObject
- (void)configureMyBadge:(id)badge forIcon:(id)icon {
  Class cb = %c(ColorBadges);
  if ([cb isEnabled]) {
    int color = [[cb sharedInstance] colorForIcon:icon];
    badge.tintColor = UIColorFromRGB(color);
    UIColor *textColor = ([cb isDarkColor:color]) ? [UIColor whiteColor] : [UIColor blackColor];
    badge.textColor = textColor;
    if ([cb areBordersEnabled]) {
      UIColor *borderColor = textColor;
      // Add border.
    }
  } else {
    badge.tintColor = [UIColor redColor]; // Default color
  }
}
@end
*/

static inline int RGBFromUIColor(UIColor *self)
{
    CGFloat red, green, blue;
    if ([self getRed:&red green:&green blue:&blue alpha:NULL])
    {
        NSUInteger redInt = (NSUInteger)(red * 255 + 0.5);
        NSUInteger greenInt = (NSUInteger)(green * 255 + 0.5);
        NSUInteger blueInt = (NSUInteger)(blue * 255 + 0.5);

        return (redInt << 16) | (greenInt << 8) | blueInt;
    }

    return 0;
}

#define HAS_COLORBADGES (objc_getClass("ColorBadges") != nil)
#define GET_COLORBADGES_COLOR(icon, alt) HAS_COLORBADGES ? ([objc_getClass("ColorBadges") isEnabled] ? UIColorFromRGB([[objc_getClass("ColorBadges") sharedInstance] colorForIcon:icon]) : alt) : alt