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99fbc97bda
Optimizations for ASDisplayNode handling of bridged property "contentMode", especially for layer-backed nodes.
53 lines
1.7 KiB
Objective-C
53 lines
1.7 KiB
Objective-C
/*
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* 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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*/
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#include <CoreGraphics/CGBase.h>
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#import <Foundation/Foundation.h>
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#import <UIKit/UIKit.h>
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#import "ASBaseDefines.h"
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ASDISPLAYNODE_EXTERN_C_BEGIN
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BOOL ASSubclassOverridesSelector(Class superclass, Class subclass, SEL selector);
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BOOL ASSubclassOverridesClassSelector(Class superclass, Class subclass, SEL selector);
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void ASPerformBlockOnMainThread(void (^block)());
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void ASPerformBlockOnBackgroundThread(void (^block)()); // DISPATCH_QUEUE_PRIORITY_DEFAULT
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CGFloat ASScreenScale();
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CGFloat ASFloorPixelValue(CGFloat f);
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CGFloat ASCeilPixelValue(CGFloat f);
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CGFloat ASRoundPixelValue(CGFloat f);
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ASDISPLAYNODE_EXTERN_C_END
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/**
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@summary Conditionally performs UIView geometry changes in the given block without animation.
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Used primarily to circumvent UITableView forcing insertion animations when explicitly told not to via
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`UITableViewRowAnimationNone`. More info: https://github.com/facebook/AsyncDisplayKit/pull/445
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@param withoutAnimation Set to `YES` to perform given block without animation
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@param block Perform UIView geometry changes within the passed block
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*/
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ASDISPLAYNODE_INLINE void ASPerformBlockWithoutAnimation(BOOL withoutAnimation, void (^block)()) {
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if (withoutAnimation) {
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[UIView performWithoutAnimation:block];
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} else {
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block();
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}
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}
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@interface NSIndexPath (ASInverseComparison)
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- (NSComparisonResult)asdk_inverseCompare:(NSIndexPath *)otherIndexPath;
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@end
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