31 lines
836 B
Objective-C
31 lines
836 B
Objective-C
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#import <React/UIView+React.h>
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/**
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* ART nodes are implemented as empty UIViews but this is just an implementation detail to fit
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* into the existing view management. They should also be shadow views and painted on a background
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* thread.
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*/
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@interface ARTNode : UIView
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@property (nonatomic, assign) CGFloat opacity;
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- (void)invalidate;
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- (void)renderTo:(CGContextRef)context;
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/**
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* renderTo will take opacity into account and draw renderLayerTo off-screen if there is opacity
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* specified, then composite that onto the context. renderLayerTo always draws at opacity=1.
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* @abstract
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*/
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- (void)renderLayerTo:(CGContextRef)context;
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@end
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