react-native/React/Views/RCTMaskedView.m

35 lines
893 B
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 "RCTMaskedView.h"
#import <React/UIView+React.h>
@implementation RCTMaskedView
- (void)didUpdateReactSubviews
{
// RCTMaskedView expects that the first subview rendered is the mask.
UIView *maskView = [self.reactSubviews firstObject];
self.maskView = maskView;
// Add the other subviews to the view hierarchy
for (NSUInteger i = 1; i < self.reactSubviews.count; i++) {
UIView *subview = [self.reactSubviews objectAtIndex:i];
[self addSubview:subview];
}
}
- (void)displayLayer:(CALayer *)layer
{
// RCTView uses displayLayer to do border rendering.
// We don't need to do that in RCTMaskedView, so we
// stub this method and override the default implementation.
}
@end