text: //
  //  ASAbstractLayoutController.h
  //  AsyncDisplayKit
  //
  //  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 <AsyncDisplayKit/ASLayoutController.h>
  #import <AsyncDisplayKit/ASBaseDefines.h>
  
  NS_ASSUME_NONNULL_BEGIN
  
  ASDISPLAYNODE_EXTERN_C_BEGIN
  
  FOUNDATION_EXPORT ASRangeTuningParameters const ASRangeTuningParametersZero;
  
  FOUNDATION_EXPORT BOOL ASRangeTuningParametersEqualToRangeTuningParameters(ASRangeTuningParameters lhs, ASRangeTuningParameters rhs);
  
  FOUNDATION_EXPORT ASDirectionalScreenfulBuffer ASDirectionalScreenfulBufferHorizontal(ASScrollDirection scrollDirection, ASRangeTuningParameters rangeTuningParameters);
  
  FOUNDATION_EXPORT ASDirectionalScreenfulBuffer ASDirectionalScreenfulBufferVertical(ASScrollDirection scrollDirection, ASRangeTuningParameters rangeTuningParameters);
  
  FOUNDATION_EXPORT CGRect CGRectExpandToRangeWithScrollableDirections(CGRect rect, ASRangeTuningParameters tuningParameters, ASScrollDirection scrollableDirections, ASScrollDirection scrollDirection);
  
  ASDISPLAYNODE_EXTERN_C_END
  
  @interface ASAbstractLayoutController : NSObject <ASLayoutController>
  
  @end
  
  @interface ASAbstractLayoutController (Unavailable)
  
  - (NSSet *)indexPathsForScrolling:(ASScrollDirection)scrollDirection rangeMode:(ASLayoutRangeMode)rangeMode rangeType:(ASLayoutRangeType)rangeType __unavailable;
  
  @end
  
  NS_ASSUME_NONNULL_END
  