DashboardCellExample.m

@interface DashboardCollectionViewCell : UICollectionViewCell

@property (weak, nonatomic) DashboardItem *dashboardItem;

+ (void) setupCell:(DashboardCollectionViewCell*)cell dashboardItem:(DashboardItem*)item;

@end

@implementation

static NSNumberFormatter *numberFormatter;

+ (NSNumberFormatter *) numberFormatter {
  static NSNumberFormatter *numberFormatter = nil;
  static dispatch_once_t onceToken;
  dispatch_once(&onceToken, ^{
    numberFormatter = [[NSNumberFormatter alloc] init];
    [numberFormatter setNumberStyle:NSNumberFormatterDecimalStyle];
    [numberFormatter setMaximumFractionDigits:1];
  });
  return numberFormatter;
}

+ (void) setupCell:(DashboardCollectionViewCell*)cell dashboardItem:(DashboardItem*)item 
{
  
  // HERE GOES SETUP CODE!!
}

@end