Add 'submodules/AsyncDisplayKit/' from commit '02bedc12816e251ad71777f9d2578329b6d2bef6'

git-subtree-dir: submodules/AsyncDisplayKit
git-subtree-mainline: d06f423e0e
git-subtree-split: 02bedc1281

submodules/AsyncDisplayKit/examples/CustomCollectionView/Sample/MosaicCollectionLayoutInfo.m

@@ -0,0 +1,74 @@
+//
+//  MosaicCollectionLayoutInfo.m
+//  Texture
+//
+//  Copyright (c) Pinterest, Inc.  All rights reserved.
+//  Licensed under Apache 2.0: http://www.apache.org/licenses/LICENSE-2.0
+//
+
+#import "MosaicCollectionLayoutInfo.h"
+
+#import <AsyncDisplayKit/ASHashing.h>
+
+@implementation MosaicCollectionLayoutInfo
+
+- (instancetype)initWithNumberOfColumns:(NSInteger)numberOfColumns
+                           headerHeight:(CGFloat)headerHeight
+                          columnSpacing:(CGFloat)columnSpacing
+                          sectionInsets:(UIEdgeInsets)sectionInsets
+                       interItemSpacing:(UIEdgeInsets)interItemSpacing
+{
+  self = [super init];
+  if (self) {
+    _numberOfColumns = numberOfColumns;
+    _headerHeight = headerHeight;
+    _columnSpacing = columnSpacing;
+    _sectionInsets = sectionInsets;
+    _interItemSpacing = interItemSpacing;
+  }
+  return self;
+}
+
+- (BOOL)isEqualToInfo:(MosaicCollectionLayoutInfo *)info
+{
+  if (info == nil) {
+    return NO;
+  }
+
+  return _numberOfColumns == info.numberOfColumns
+  && _headerHeight == info.headerHeight
+  && _columnSpacing == info.columnSpacing
+  && UIEdgeInsetsEqualToEdgeInsets(_sectionInsets, info.sectionInsets)
+  && UIEdgeInsetsEqualToEdgeInsets(_interItemSpacing, info.interItemSpacing);
+}
+
+- (BOOL)isEqual:(id)other
+{
+  if (self == other) {
+    return YES;
+  }
+  if (! [other isKindOfClass:[MosaicCollectionLayoutInfo class]]) {
+    return NO;
+  }
+  return [self isEqualToInfo:other];
+}
+
+- (NSUInteger)hash
+{
+  struct {
+    NSInteger numberOfColumns;
+    CGFloat headerHeight;
+    CGFloat columnSpacing;
+    UIEdgeInsets sectionInsets;
+    UIEdgeInsets interItemSpacing;
+  } data = {
+    _numberOfColumns,
+    _headerHeight,
+    _columnSpacing,
+    _sectionInsets,
+    _interItemSpacing,
+  };
+  return ASHashBytes(&data, sizeof(data));
+}
+
+@end