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43 lines
1.3 KiB
Objective-C
43 lines
1.3 KiB
Objective-C
//
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// ASFlowLayoutController.h
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// AsyncDisplayKit
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//
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// Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under the BSD-style license found in the
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// LICENSE file in the root directory of this source tree. An additional grant
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// of patent rights can be found in the PATENTS file in the same directory.
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//
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#import <AsyncDisplayKit/ASAbstractLayoutController.h>
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#import <AsyncDisplayKit/ASBaseDefines.h>
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NS_ASSUME_NONNULL_BEGIN
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@class ASCellNode;
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typedef NS_ENUM(NSUInteger, ASFlowLayoutDirection) {
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ASFlowLayoutDirectionVertical,
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ASFlowLayoutDirectionHorizontal,
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};
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@protocol ASFlowLayoutControllerDataSource
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- (NSArray<NSArray <ASCellNode *> *> *)completedNodes; // This provides access to ASDataController's _completedNodes multidimensional array.
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@end
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/**
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* An optimized flow layout controller that supports only vertical or horizontal scrolling, not simultaneously two-dimensional scrolling.
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* It is used for all ASTableViews, and may be used with ASCollectionView.
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*/
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@interface ASFlowLayoutController : ASAbstractLayoutController
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@property (nonatomic, readonly, assign) ASFlowLayoutDirection layoutDirection;
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@property (nonatomic, readwrite, weak) id <ASFlowLayoutControllerDataSource> dataSource;
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- (instancetype)initWithScrollOption:(ASFlowLayoutDirection)layoutDirection;
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@end
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NS_ASSUME_NONNULL_END
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