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43 lines
1.5 KiB
Objective-C
43 lines
1.5 KiB
Objective-C
//
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// ASScrollDirection.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 <Foundation/Foundation.h>
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#import <CoreGraphics/CGAffineTransform.h>
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#import <AsyncDisplayKit/ASBaseDefines.h>
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NS_ASSUME_NONNULL_BEGIN
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typedef NS_OPTIONS(NSInteger, ASScrollDirection) {
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ASScrollDirectionNone = 0,
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ASScrollDirectionRight = 1 << 0,
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ASScrollDirectionLeft = 1 << 1,
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ASScrollDirectionUp = 1 << 2,
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ASScrollDirectionDown = 1 << 3
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};
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extern const ASScrollDirection ASScrollDirectionHorizontalDirections;
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extern const ASScrollDirection ASScrollDirectionVerticalDirections;
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ASDISPLAYNODE_EXTERN_C_BEGIN
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BOOL ASScrollDirectionContainsVerticalDirection(ASScrollDirection scrollDirection);
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BOOL ASScrollDirectionContainsHorizontalDirection(ASScrollDirection scrollDirection);
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BOOL ASScrollDirectionContainsRight(ASScrollDirection scrollDirection);
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BOOL ASScrollDirectionContainsLeft(ASScrollDirection scrollDirection);
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BOOL ASScrollDirectionContainsUp(ASScrollDirection scrollDirection);
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BOOL ASScrollDirectionContainsDown(ASScrollDirection scrollDirection);
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ASScrollDirection ASScrollDirectionApplyTransform(ASScrollDirection scrollDirection, CGAffineTransform transform);
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ASDISPLAYNODE_EXTERN_C_END
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NS_ASSUME_NONNULL_END
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