text: /*
   * 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 sd_setImageWithURL: method to load the web image
      // Ensure you use a placeholder image otherwise cells will be initialized with no image
      [cell.imageView sd_setImageWithURL:[NSURL URLWithString:@"http://example.com/image.jpg"]
                        placeholderImage:[UIImage imageNamed:@"placeholder"]];
   
      cell.textLabel.text = @"My Text";
      return cell;
  }
  
   * @endcode
   */
  @interface UIImageView (WebCache)
  
  /**
   * Get the current image URL.
   *
   * Note that because of the limitations of categories this property can get out of sync
   * if you use sd_setImage: directly.
   */
  - (NSURL *)sd_imageURL;
  
  /**
   * Set the imageView `image` with an `url`.
   *
   * The download is asynchronous and cached.
   *
   * @param url The url for the image.
   */
  - (void)sd_setImageWithURL:(NSURL *)url;
  
  /**
   * Set the imageView `image` with an `url` and a placeholder.
   *
   * 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.
   * @see sd_setImageWithURL:placeholderImage:options:
   */
  - (void)sd_setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder;
  
  /**
   * 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.
   */
  - (void)sd_setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder options:(SDWebImageOptions)options;
  
  /**
   * Set the imageView `image` with an `url`.
   *
   * The download is asynchronous and cached.
   *
   * @param url            The url for the image.
   * @param completedBlock A block called when operation has been completed. This block has 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 retrieved from the local cache or from the network.
   *                       The fourth parameter is the original image url.
   */
  - (void)sd_setImageWithURL:(NSURL *)url completed:(SDWebImageCompletionBlock)completedBlock;
  
  /**
   * Set the imageView `image` with an `url`, placeholder.
   *
   * 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 completedBlock A block called when operation has been completed. This block has 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 retrieved from the local cache or from the network.
   *                       The fourth parameter is the original image url.
   */
  - (void)sd_setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder completed:(SDWebImageCompletionBlock)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 completedBlock A block called when operation has been completed. This block has 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 retrieved from the local cache or from the network.
   *                       The fourth parameter is the original image url.
   */
  - (void)sd_setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder options:(SDWebImageOptions)options completed:(SDWebImageCompletionBlock)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 has 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 retrieved from the local cache or from the network.
   *                       The fourth parameter is the original image url.
   */
  - (void)sd_setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder options:(SDWebImageOptions)options progress:(SDWebImageDownloaderProgressBlock)progressBlock completed:(SDWebImageCompletionBlock)completedBlock;
  
  /**
   * Set the imageView `image` with an `url` and optionally a placeholder image.
   *
   * 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 has 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 retrieved from the local cache or from the network.
   *                       The fourth parameter is the original image url.
   */
  - (void)sd_setImageWithPreviousCachedImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder options:(SDWebImageOptions)options progress:(SDWebImageDownloaderProgressBlock)progressBlock completed:(SDWebImageCompletionBlock)completedBlock;
  
  /**
   * Download an array of images and starts them in an animation loop
   *
   * @param arrayOfURLs An array of NSURL
   */
  - (void)sd_setAnimationImagesWithURLs:(NSArray *)arrayOfURLs;
  
  /**
   * Cancel the current download
   */
  - (void)sd_cancelCurrentImageLoad;
  
  - (void)sd_cancelCurrentAnimationImagesLoad;
  
  /**
   *  Show activity UIActivityIndicatorView
   */
  - (void)setShowActivityIndicatorView:(BOOL)show;
  
  /**
   *  set desired UIActivityIndicatorViewStyle
   *
   *  @param style The style of the UIActivityIndicatorView
   */
  - (void)setIndicatorStyle:(UIActivityIndicatorViewStyle)style;
  
  @end
  
  
  @interface UIImageView (WebCacheDeprecated)
  
  - (NSURL *)imageURL __deprecated_msg("Use `sd_imageURL`");
  
  - (void)setImageWithURL:(NSURL *)url __deprecated_msg("Method deprecated. Use `sd_setImageWithURL:`");
  - (void)setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder __deprecated_msg("Method deprecated. Use `sd_setImageWithURL:placeholderImage:`");
  - (void)setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder options:(SDWebImageOptions)options __deprecated_msg("Method deprecated. Use `sd_setImageWithURL:placeholderImage:options`");
  
  - (void)setImageWithURL:(NSURL *)url completed:(SDWebImageCompletedBlock)completedBlock __deprecated_msg("Method deprecated. Use `sd_setImageWithURL:completed:`");
  - (void)setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder completed:(SDWebImageCompletedBlock)completedBlock __deprecated_msg("Method deprecated. Use `sd_setImageWithURL:placeholderImage:completed:`");
  - (void)setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder options:(SDWebImageOptions)options completed:(SDWebImageCompletedBlock)completedBlock __deprecated_msg("Method deprecated. Use `sd_setImageWithURL:placeholderImage:options:completed:`");
  - (void)setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder options:(SDWebImageOptions)options progress:(SDWebImageDownloaderProgressBlock)progressBlock completed:(SDWebImageCompletedBlock)completedBlock __deprecated_msg("Method deprecated. Use `sd_setImageWithURL:placeholderImage:options:progress:completed:`");
  
  - (void)setAnimationImagesWithURLs:(NSArray *)arrayOfURLs __deprecated_msg("Use `sd_setAnimationImagesWithURLs:`");
  
  - (void)cancelCurrentArrayLoad __deprecated_msg("Use `sd_cancelCurrentAnimationImagesLoad`");
  
  - (void)cancelCurrentImageLoad __deprecated_msg("Use `sd_cancelCurrentImageLoad`");
  
  @end
  