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63 lines
2.2 KiB
Objective-C
63 lines
2.2 KiB
Objective-C
/* Copyright (c) 2014-present, Facebook, Inc.
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* All rights reserved.
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*
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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 <UIKit/UIKit.h>
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#import <AsyncDisplayKit/ASBaseDefines.h>
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#import <AsyncDisplayKit/ASLayoutRangeType.h>
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#import <AsyncDisplayKit/ASScrollDirection.h>
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NS_ASSUME_NONNULL_BEGIN
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@class ASCellNode;
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typedef struct {
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CGFloat leadingBufferScreenfuls;
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CGFloat trailingBufferScreenfuls;
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} ASRangeTuningParameters;
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@protocol ASLayoutController <NSObject>
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/**
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* Tuning parameters for the range.
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*/
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- (void)setTuningParameters:(ASRangeTuningParameters)tuningParameters forRangeType:(ASLayoutRangeType)rangeType;
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- (ASRangeTuningParameters)tuningParametersForRangeType:(ASLayoutRangeType)rangeType;
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- (void)setMinimumTuningParameters:(ASRangeTuningParameters)minimumTuningParameters forRangeType:(ASLayoutRangeType)rangeType;
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- (ASRangeTuningParameters)minimumTuningParametersForRangeType:(ASLayoutRangeType)rangeType;
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- (ASRangeTuningParameters)tuningParametersForRangeType:(ASLayoutRangeType)rangeType isFullRange:(BOOL)isFullRange;
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// FIXME: This method can be removed once ASRangeControllerBeta becomes the main version.
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// TODO: Now that it is the main version, can we remove this now?
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- (BOOL)shouldUpdateForVisibleIndexPaths:(NSArray<NSIndexPath *> *)indexPaths rangeType:(ASLayoutRangeType)rangeType;
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- (NSSet *)indexPathsForScrolling:(ASScrollDirection)scrollDirection rangeType:(ASLayoutRangeType)rangeType shouldUseFullRange:(BOOL)shouldUseFullRange;
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@optional
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- (void)insertNodesAtIndexPaths:(NSArray<NSIndexPath *> *)indexPaths withSizes:(NSArray<NSValue *> *)nodeSizes;
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- (void)deleteNodesAtIndexPaths:(NSArray<NSIndexPath *> *)indexPaths;
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- (void)insertSections:(NSArray<NSArray <ASCellNode *>*> *)sections atIndexSet:(NSIndexSet *)indexSet;
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- (void)deleteSectionsAtIndexSet:(NSIndexSet *)indexSet;
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- (void)setVisibleNodeIndexPaths:(NSArray<NSIndexPath *> *)indexPaths;
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- (void)setViewportSize:(CGSize)viewportSize;
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- (CGSize)viewportSize;
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@end
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NS_ASSUME_NONNULL_END
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