GT2/Ejectable/node_modules/react-native/Libraries/ART/ARTSurfaceView.m

58 lines
1.1 KiB
Objective-C

/*
* Copyright (c) Facebook, Inc. and its 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/ARTSurfaceView.h>
#import <React/RCTLog.h>
#import <React/ARTNode.h>
@implementation ARTSurfaceView
- (instancetype)initWithFrame:(CGRect)frame
{
if (self = [super initWithFrame:frame]) {
self.opaque = NO;
}
return self;
}
- (void)insertReactSubview:(UIView *)subview atIndex:(NSInteger)atIndex
{
[super insertReactSubview:subview atIndex:atIndex];
[self insertSubview:subview atIndex:atIndex];
[self invalidate];
}
- (void)removeReactSubview:(UIView *)subview
{
[super removeReactSubview:subview];
[self invalidate];
}
- (void)didUpdateReactSubviews
{
// Do nothing, as subviews are inserted by insertReactSubview:
}
- (void)invalidate
{
[self setNeedsDisplay];
}
- (void)drawRect:(CGRect)rect
{
[super drawRect:rect];
CGContextRef context = UIGraphicsGetCurrentContext();
for (ARTNode *node in self.subviews) {
[node renderTo:context];
}
}
@end