react-native/Examples/UIExplorer/UIExplorerUnitTests/RCTImageLoaderHelpers.m

106 lines
3.0 KiB
Objective-C

/**
* The examples provided by Facebook are for non-commercial testing and
* evaluation purposes only.
*
* Facebook reserves all rights not expressly granted.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON INFRINGEMENT. IN NO EVENT SHALL
* FACEBOOK BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#import "RCTImageLoaderHelpers.h"
@implementation RCTConcreteImageURLLoader
{
RCTImageURLLoaderCanLoadImageURLHandler _canLoadImageURLHandler;
RCTImageURLLoaderLoadImageURLHandler _loadImageURLHandler;
float _priority;
}
+ (NSString *)moduleName
{
return nil;
}
- (instancetype)init
{
return nil;
}
- (instancetype)initWithPriority:(float)priority canLoadImageURLHandler:(RCTImageURLLoaderCanLoadImageURLHandler)canLoadImageURLHandler loadImageURLHandler:(RCTImageURLLoaderLoadImageURLHandler)loadImageURLHandler
{
if ((self = [super init])) {
_canLoadImageURLHandler = [canLoadImageURLHandler copy];
_loadImageURLHandler = [loadImageURLHandler copy];
_priority = priority;
}
return self;
}
- (BOOL)canLoadImageURL:(NSURL *)requestURL
{
return _canLoadImageURLHandler(requestURL);
}
- (RCTImageLoaderCancellationBlock)loadImageForURL:(NSURL *)imageURL size:(CGSize)size scale:(CGFloat)scale resizeMode:(UIViewContentMode)resizeMode progressHandler:(RCTImageLoaderProgressBlock)progressHandler completionHandler:(RCTImageLoaderCompletionBlock)completionHandler
{
return _loadImageURLHandler(imageURL, size, scale, resizeMode, progressHandler, completionHandler);
}
- (float)imageLoaderPriority
{
return _priority;
}
@end
@implementation RCTConcreteImageDecoder
{
RCTImageDecoderCanDecodeImageDataHandler _canDecodeImageDataHandler;
RCTImageDecoderDecodeImageDataHandler _decodeImageDataHandler;
float _priority;
}
+ (NSString *)moduleName
{
return nil;
}
- (instancetype)init
{
return nil;
}
- (instancetype)initWithPriority:(float)priority canDecodeImageDataHandler:(RCTImageDecoderCanDecodeImageDataHandler)canDecodeImageDataHandler decodeImageDataHandler:(RCTImageDecoderDecodeImageDataHandler)decodeImageDataHandler
{
if ((self = [super init])) {
_canDecodeImageDataHandler = [canDecodeImageDataHandler copy];
_decodeImageDataHandler = [decodeImageDataHandler copy];
_priority = priority;
}
return self;
}
- (BOOL)canDecodeImageData:(NSData *)imageData
{
return _canDecodeImageDataHandler(imageData);
}
- (RCTImageLoaderCancellationBlock)decodeImageData:(NSData *)imageData size:(CGSize)size scale:(CGFloat)scale resizeMode:(UIViewContentMode)resizeMode completionHandler:(RCTImageLoaderCompletionBlock)completionHandler
{
return _decodeImageDataHandler(imageData, size, scale, resizeMode, completionHandler);
}
- (float)imageDecoderPriority
{
return _priority;
}
@end