Swiftgram/Source/Private/ASCollectionLayoutDefines.m
Adlai Holler dbe469a94a
Standardize "extern" decls on AS_EXTERN (#972)
* Standardize "extern" decls on AS_EXTERN

* Rebase & remove from implementation files
2018-06-18 15:53:34 -07:00

28 lines
972 B
Objective-C

//
// ASCollectionLayoutDefines.m
// Texture
//
// Copyright (c) 2017-present, Pinterest, Inc. All rights reserved.
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
#import <AsyncDisplayKit/ASCollectionLayoutDefines.h>
ASSizeRange ASSizeRangeForCollectionLayoutThatFitsViewportSize(CGSize viewportSize, ASScrollDirection scrollableDirections)
{
ASSizeRange sizeRange = ASSizeRangeUnconstrained;
if (ASScrollDirectionContainsVerticalDirection(scrollableDirections) == NO) {
sizeRange.min.height = viewportSize.height;
sizeRange.max.height = viewportSize.height;
}
if (ASScrollDirectionContainsHorizontalDirection(scrollableDirections) == NO) {
sizeRange.min.width = viewportSize.width;
sizeRange.max.width = viewportSize.width;
}
return sizeRange;
}