jiuyiUniapp/service/node_modules/react-native/Libraries/Image/RCTBundleAssetImageLoader.mm

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/*
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#import <React/RCTBundleAssetImageLoader.h>
#import <atomic>
#import <memory>
#import <React/RCTUtils.h>
#import <ReactCommon/RCTTurboModule.h>
#import "RCTImagePlugins.h"
@interface RCTBundleAssetImageLoader () <RCTTurboModule>
@end
@implementation RCTBundleAssetImageLoader
RCT_EXPORT_MODULE()
- (BOOL)canLoadImageURL:(NSURL *)requestURL
{
return RCTIsBundleAssetURL(requestURL);
}
- (BOOL)requiresScheduling
{
// Don't schedule this loader on the URL queue so we can load the
// local assets synchronously to avoid flickers.
return NO;
}
- (BOOL)shouldCacheLoadedImages
{
// UIImage imageNamed handles the caching automatically so we don't want
// to add it to the image cache.
return NO;
}
- (nullable RCTImageLoaderCancellationBlock)loadImageForURL:(NSURL *)imageURL
size:(CGSize)size
scale:(CGFloat)scale
resizeMode:(RCTResizeMode)resizeMode
progressHandler:(RCTImageLoaderProgressBlock)progressHandler
partialLoadHandler:(RCTImageLoaderPartialLoadBlock)partialLoadHandler
completionHandler:(RCTImageLoaderCompletionBlock)completionHandler
{
UIImage *image = RCTImageFromLocalAssetURL(imageURL);
if (image) {
if (progressHandler) {
progressHandler(1, 1);
}
completionHandler(nil, image);
} else {
NSString *message = [NSString stringWithFormat:@"Could not find image %@", imageURL];
RCTLogWarn(@"%@", message);
completionHandler(RCTErrorWithMessage(message), nil);
}
return nil;
}
- (std::shared_ptr<facebook::react::TurboModule>)getTurboModule:
(const facebook::react::ObjCTurboModule::InitParams &)params
{
return nullptr;
}
- (float)loaderPriority
{
return 1;
}
@end
Class RCTBundleAssetImageLoaderCls(void)
{
return RCTBundleAssetImageLoader.class;
}