UIImageView+WebCache.h
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/*
* This file is part of the SDWebImage package.
* (c) Olivier Poitrey <rs@dailymotion.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
#import "SDWebImageCompat.h"
#import "SDWebImageManager.h"
/**
* Integrates SDWebImage async downloading and caching of remote images with UIImageView.
*
* Usage with a UITableViewCell sub-class:
*
* @code
#import <SDWebImage/UIImageView+WebCache.h>
...
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
static NSString *MyIdentifier = @"MyIdentifier";
UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:MyIdentifier];
if (cell == nil) {
cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:MyIdentifier]
autorelease];
}
// Here we use the provided setImageWithURL: method to load the web image
// Ensure you use a placeholder image otherwise cells will be initialized with no image
[cell.imageView setImageWithURL:[NSURL URLWithString:@"http://example.com/image.jpg"]
placeholderImage:[UIImage imageNamed:@"placeholder"]];
cell.textLabel.text = @"My Text";
return cell;
}
* @endcode
*/
@interface UIImageView (WebCache)
/**
* Set the imageView `image` with an `url`.
*
* The downloand is asynchronous and cached.
*
* @param url The url for the image.
*/
- (void)setImageWithURL:(NSURL *)url;
/**
* Set the imageView `image` with an `url` and a placeholder.
*
* The downloand is asynchronous and cached.
*
* @param url The url for the image.
* @param placeholder The image to be set initially, until the image request finishes.
* @see setImageWithURL:placeholderImage:options:
*/
- (void)setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder;
/**
* Set the imageView `image` with an `url`, placeholder and custom options.
*
* The downloand is asynchronous and cached.
*
* @param url The url for the image.
* @param placeholder The image to be set initially, until the image request finishes.
* @param options The options to use when downloading the image. @see SDWebImageOptions for the possible values.
*/
- (void)setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder options:(SDWebImageOptions)options;
/**
* Set the imageView `image` with an `url`.
*
* The downloand is asynchronous and cached.
*
* @param url The url for the image.
* @param completedBlock A block called when operation has been completed. This block as no return value
* and takes the requested UIImage as first parameter. In case of error the image parameter
* is nil and the second parameter may contain an NSError. The third parameter is a Boolean
* indicating if the image was retrived from the local cache of from the network.
*/
- (void)setImageWithURL:(NSURL *)url completed:(SDWebImageCompletedBlock)completedBlock;
/**
* Set the imageView `image` with an `url`, placeholder.
*
* The downloand is asynchronous and cached.
*
* @param url The url for the image.
* @param placeholder The image to be set initially, until the image request finishes.
* @param completedBlock A block called when operation has been completed. This block as no return value
* and takes the requested UIImage as first parameter. In case of error the image parameter
* is nil and the second parameter may contain an NSError. The third parameter is a Boolean
* indicating if the image was retrived from the local cache of from the network.
*/
- (void)setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder completed:(SDWebImageCompletedBlock)completedBlock;
/**
* Set the imageView `image` with an `url`, placeholder and custom options.
*
* The downloand is asynchronous and cached.
*
* @param url The url for the image.
* @param placeholder The image to be set initially, until the image request finishes.
* @param options The options to use when downloading the image. @see SDWebImageOptions for the possible values.
* @param completedBlock A block called when operation has been completed. This block as no return value
* and takes the requested UIImage as first parameter. In case of error the image parameter
* is nil and the second parameter may contain an NSError. The third parameter is a Boolean
* indicating if the image was retrived from the local cache of from the network.
*/
- (void)setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder options:(SDWebImageOptions)options completed:(SDWebImageCompletedBlock)completedBlock;
/**
* Set the imageView `image` with an `url`, placeholder and custom options.
*
* The download is asynchronous and cached.
*
* @param url The url for the image.
* @param placeholder The image to be set initially, until the image request finishes.
* @param options The options to use when downloading the image. @see SDWebImageOptions for the possible values.
* @param progressBlock A block called while image is downloading
* @param completedBlock A block called when operation has been completed. This block as no return value
* and takes the requested UIImage as first parameter. In case of error the image parameter
* is nil and the second parameter may contain an NSError. The third parameter is a Boolean
* indicating if the image was retrived from the local cache of from the network.
*/
- (void)setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder options:(SDWebImageOptions)options progress:(SDWebImageDownloaderProgressBlock)progressBlock completed:(SDWebImageCompletedBlock)completedBlock;
/**
* Download an array of images and starts them in an animation loop
*
*@param arrayOfURLs An array of NSURL
*/
- (void)setAnimationImagesWithURLs:(NSArray *)arrayOfURLs;
/**
* Cancel the current download
*/
- (void)cancelCurrentImageLoad;
- (void)cancelCurrentArrayLoad;
@end