Swiftgram/Source/_ASTransitionContext.h
2017-02-26 18:14:13 -08:00

53 lines
1.9 KiB
Objective-C

//
// _ASTransitionContext.h
// AsyncDisplayKit
//
// Created by Levi McCallum on 2/4/16.
//
// Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same directory.
//
#import <Foundation/Foundation.h>
#import <AsyncDisplayKit/ASContextTransitioning.h>
@class ASLayout;
@class _ASTransitionContext;
@protocol _ASTransitionContextLayoutDelegate <NSObject>
- (NSArray<ASDisplayNode *> *)currentSubnodesWithTransitionContext:(_ASTransitionContext *)context;
- (NSArray<ASDisplayNode *> *)insertedSubnodesWithTransitionContext:(_ASTransitionContext *)context;
- (NSArray<ASDisplayNode *> *)removedSubnodesWithTransitionContext:(_ASTransitionContext *)context;
- (ASLayout *)transitionContext:(_ASTransitionContext *)context layoutForKey:(NSString *)key;
- (ASSizeRange)transitionContext:(_ASTransitionContext *)context constrainedSizeForKey:(NSString *)key;
@end
@protocol _ASTransitionContextCompletionDelegate <NSObject>
- (void)transitionContext:(_ASTransitionContext *)context didComplete:(BOOL)didComplete;
@end
@interface _ASTransitionContext : NSObject <ASContextTransitioning>
@property (assign, readonly, nonatomic, getter=isAnimated) BOOL animated;
- (instancetype)initWithAnimation:(BOOL)animated
layoutDelegate:(id<_ASTransitionContextLayoutDelegate>)layoutDelegate
completionDelegate:(id<_ASTransitionContextCompletionDelegate>)completionDelegate;
@end
@interface _ASAnimatedTransitionContext : NSObject
@property (nonatomic, strong, readonly) ASDisplayNode *node;
@property (nonatomic, assign, readonly) CGFloat alpha;
+ (instancetype)contextForNode:(ASDisplayNode *)node alpha:(CGFloat)alphaValue;
@end