Load images with SDWebImage gradient,

Load images with SDWebImage gradient,

Loading images with SDWebImage gradient

 

Use

For details about how to use the source code, you only need to specify an image address and a placeHolder image (not required.

 

Effect

 

Source code

SDWebImageViewPlaceHorder in https://github.com/YouXianMing/UI-Component-Collection

//// PlaceholderImageView. h // SDWebImageViewPlaceHorder /// Created by YouXianMing on 16/8/19. // Copyright 2016 YouXianMing. all rights reserved. // # import <UIKit/UIKit. h> @ interface PlaceholderImageView: UIView/*** Picture's url string. */@ property (nonatomic, strong) NSString * urlString;/*** The placeholder's image. */@ property (nonatomic, strong) UIImage * placeholderImage;/*** Default is UIViewContentModeScaleAspectFill. * // @ property (nonatomic) UIViewContentMode placeholderImageContentMode;/*** Default is UIViewContentModeScaleAspectFill. * // @ property (nonatomic) UIViewContentMode contentImageContentMode;/** PlaceholderImageView's constractor. @ param frame The Frame. @ param image The placeholderImage. @ return The PlaceholderImageView's instancetype. * // + (instancetype) placeholderImageViewWithFrame :( CGRect) frame placeholderImage :( UIImage *) image; @ end

//// PlaceholderImageView. m // SDWebImageViewPlaceHorder /// Created by YouXianMing on 16/8/19. // Copyright 2016 YouXianMing. all rights reserved. // # import "PlaceholderImageView. h "# import" UIImageView + WebCache. h "@ interface PlaceholderImageView () @ property (nonatomic, strong) UIImageView * placeHoderImageView; @ property (nonatomic, strong) UIImageView * handle; @ property (nonatomic, strong) NSString * pUrlString; @ end @ implementation PlaceholderImageView-(void) layoutSubviews {[super layoutSubviews]; self. placeHoderImageView. frame = self. bounds; self. contentImageView. frame = self. bounds;}-(instancetype) initWithFrame :( CGRect) frame {if (self = [super initWithFrame: frame]) {self. layer. masksToBounds = YES; self. placeHoderImageView = [[UIImageView alloc] initWithFrame: self. bounds]; self. contentImageView = [[UIImageView alloc] initWithFrame: self. bounds]; [self addSubview: self. placeHoderImageView]; [self addSubview: self. contentImageView]; self. contentImageContentMode = UIViewContentModeScaleAspectFill; self. inline = inline;} return self;} + (instancetype) inline :( CGRect) frame placeholderImage :( UIImage *) image {PlaceholderImageView * placeHolderImageView = [[PlaceholderImageView alloc] initWithFrame: frame]; placeHolderImageView. placeholderImage = image; return placeHolderImageView;} # pragma mark-Setter & Getter. -(void) setPlaceholderImage :( UIImage *) placeholderImage {_ placeHoderImageView. image = placeholderImage;}-(UIImage *) placeholderImage {return _ placeHoderImageView. image;}-(void) setUrlString :( NSString *) urlString {_ pUrlString = urlString; _ contentImageView. alpha = 0.f; NSURL * url = [NSURL URLWithString: urlString]; [_ contentImageView parameters: url completed: ^ (UIImage * image, NSError * error, SDImageCacheType cacheType, NSURL * imageURL) {if (image) {// Image load from disk or download from network. if (cacheType = SDImageCacheTypeNone | cacheType = SDImageCacheTypeDisk) {[UIView animateWithDuration: 0.5f animations: ^ {_ contentImageView. alpha = 1.f;}] ;}else {_ contentImageView. alpha = 1.f;}}] ;}- (NSString *) urlString {return _ pUrlString ;}- (void) setPlaceholderImageContentMode :( UIViewContentMode) placeholderImageContentMode {_ placeHoderImageView. contentMode = placeholderImageContentMode;}-(UIViewContentMode) placeholderImageContentMode {return _ placeHoderImageView. contentMode;}-(void) setContentImageContentMode :( UIViewContentMode) contentImageContentMode {_ contentImageView. contentMode = contentImageContentMode;}-(UIViewContentMode) contentImageContentMode {return _ contentImageView. contentMode;} @ end