react-native/Libraries/Image/RCTImageViewManager.m
Sophie Alpert 1490ab12ef Update license headers for MIT license
Summary:
Includes React Native and its dependencies Fresco, Metro, and Yoga. Excludes samples/examples/docs.

find: ^(?:( *)|( *(?:[\*~#]|::))( )? *)?Copyright (?:\(c\) )?(\d{4})\b.+Facebook[\s\S]+?BSD[\s\S]+?(?:this source tree|the same directory)\.$
replace: $1$2$3Copyright (c) $4-present, Facebook, Inc.\n$2\n$1$2$3This source code is licensed under the MIT license found in the\n$1$2$3LICENSE file in the root directory of this source tree.

Reviewed By: TheSavior, yungsters

Differential Revision: D7007050

fbshipit-source-id: 37dd6bf0ffec0923bfc99c260bb330683f35553e
2018-02-16 18:31:53 -08:00

86 lines
3.1 KiB
Objective-C

/**
* Copyright (c) 2015-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#import "RCTImageViewManager.h"
#import <UIKit/UIKit.h>
#import <React/RCTConvert.h>
#import "RCTImageLoader.h"
#import "RCTImageShadowView.h"
#import "RCTImageView.h"
@implementation RCTImageViewManager
RCT_EXPORT_MODULE()
- (RCTShadowView *)shadowView
{
return [RCTImageShadowView new];
}
- (UIView *)view
{
return [[RCTImageView alloc] initWithBridge:self.bridge];
}
RCT_EXPORT_VIEW_PROPERTY(blurRadius, CGFloat)
RCT_EXPORT_VIEW_PROPERTY(capInsets, UIEdgeInsets)
RCT_REMAP_VIEW_PROPERTY(defaultSource, defaultImage, UIImage)
RCT_EXPORT_VIEW_PROPERTY(onLoadStart, RCTDirectEventBlock)
RCT_EXPORT_VIEW_PROPERTY(onProgress, RCTDirectEventBlock)
RCT_EXPORT_VIEW_PROPERTY(onError, RCTDirectEventBlock)
RCT_EXPORT_VIEW_PROPERTY(onPartialLoad, RCTDirectEventBlock)
RCT_EXPORT_VIEW_PROPERTY(onLoad, RCTDirectEventBlock)
RCT_EXPORT_VIEW_PROPERTY(onLoadEnd, RCTDirectEventBlock)
RCT_EXPORT_VIEW_PROPERTY(resizeMode, RCTResizeMode)
RCT_REMAP_VIEW_PROPERTY(source, imageSources, NSArray<RCTImageSource *>);
RCT_CUSTOM_VIEW_PROPERTY(tintColor, UIColor, RCTImageView)
{
// Default tintColor isn't nil - it's inherited from the superView - but we
// want to treat a null json value for `tintColor` as meaning 'disable tint',
// so we toggle `renderingMode` here instead of in `-[RCTImageView setTintColor:]`
view.tintColor = [RCTConvert UIColor:json] ?: defaultView.tintColor;
view.renderingMode = json ? UIImageRenderingModeAlwaysTemplate : defaultView.renderingMode;
}
RCT_EXPORT_METHOD(getSize:(NSURLRequest *)request
successBlock:(RCTResponseSenderBlock)successBlock
errorBlock:(RCTResponseErrorBlock)errorBlock)
{
[self.bridge.imageLoader getImageSizeForURLRequest:request
block:^(NSError *error, CGSize size) {
if (error) {
errorBlock(error);
} else {
successBlock(@[@(size.width), @(size.height)]);
}
}];
}
RCT_EXPORT_METHOD(prefetchImage:(NSURLRequest *)request
resolve:(RCTPromiseResolveBlock)resolve
reject:(RCTPromiseRejectBlock)reject)
{
if (!request) {
reject(@"E_INVALID_URI", @"Cannot prefetch an image for an empty URI", nil);
return;
}
[self.bridge.imageLoader loadImageWithURLRequest:request
callback:^(NSError *error, UIImage *image) {
if (error) {
reject(@"E_PREFETCH_FAILURE", nil, error);
return;
}
resolve(@YES);
}];
}
@end