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51 lines
1.8 KiB
Objective-C
51 lines
1.8 KiB
Objective-C
//
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// _ASTransitionContext.h
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// Texture
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//
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// Copyright (c) Facebook, Inc. and its affiliates. All rights reserved.
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// Changes after 4/13/2017 are: Copyright (c) Pinterest, Inc. All rights reserved.
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// Licensed under Apache 2.0: http://www.apache.org/licenses/LICENSE-2.0
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//
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#import <Foundation/Foundation.h>
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#import <UIKit/UIKit.h>
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#import <AsyncDisplayKit/ASContextTransitioning.h>
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@class ASLayout;
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@class _ASTransitionContext;
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@protocol _ASTransitionContextLayoutDelegate <NSObject>
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- (NSArray<ASDisplayNode *> *)currentSubnodesWithTransitionContext:(_ASTransitionContext *)context;
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- (NSArray<ASDisplayNode *> *)insertedSubnodesWithTransitionContext:(_ASTransitionContext *)context;
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- (NSArray<ASDisplayNode *> *)removedSubnodesWithTransitionContext:(_ASTransitionContext *)context;
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- (ASLayout *)transitionContext:(_ASTransitionContext *)context layoutForKey:(NSString *)key;
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- (ASSizeRange)transitionContext:(_ASTransitionContext *)context constrainedSizeForKey:(NSString *)key;
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@end
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@protocol _ASTransitionContextCompletionDelegate <NSObject>
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- (void)transitionContext:(_ASTransitionContext *)context didComplete:(BOOL)didComplete;
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@end
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@interface _ASTransitionContext : NSObject <ASContextTransitioning>
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@property (nonatomic, readonly, getter=isAnimated) BOOL animated;
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- (instancetype)initWithAnimation:(BOOL)animated
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layoutDelegate:(id<_ASTransitionContextLayoutDelegate>)layoutDelegate
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completionDelegate:(id<_ASTransitionContextCompletionDelegate>)completionDelegate;
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@end
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@interface _ASAnimatedTransitionContext : NSObject
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@property (nonatomic, readonly) ASDisplayNode *node;
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@property (nonatomic, readonly) CGFloat alpha;
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+ (instancetype)contextForNode:(ASDisplayNode *)node alpha:(CGFloat)alphaValue NS_RETURNS_RETAINED;
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@end
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