iOS 드롭다운 새로 고침 애니메이션

#import "MJRefreshGifHeader.h"

@interface YBRefreshGifHeader : MJRefreshGifHeader

@end


#import "YBRefreshGifHeader.h"

@implementation YBRefreshGifHeader

#pragma mark -        
- (void)prepare{
    [super prepare];
    
    //            
    NSMutableArray *idleImages = [NSMutableArray array];
    for (NSUInteger i = 1; i<=60; i++) {
        UIImage *image = [UIImage imageNamed:[NSString stringWithFormat:@"dropdown_anim__000%zd", i]];
        [idleImages addObject:image];
    }
    [self setImages:idleImages forState:MJRefreshStateIdle];
    
    //              （          ）
    NSMutableArray *refreshingImages = [NSMutableArray array];
    for (NSUInteger i = 1; i<=3; i++) {
        UIImage *image = [UIImage imageNamed:[NSString stringWithFormat:@"dropdown_loading_0%zd", i]];
        [refreshingImages addObject:image];
    }
    [self setImages:refreshingImages forState:MJRefreshStatePulling];
    
//                  
    [self setImages:refreshingImages forState:MJRefreshStateRefreshing];
    
    //    
    self.lastUpdatedTimeLabel.hidden = NO;
    //    
    self.stateLabel.hidden = NO;
}

@end