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https://github.com/Swiftgram/Telegram-iOS.git
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f8531f467d
- The code is forked from LayoutComponents in ComponentKit. - Public interfaces are modified to be strictly Objective-C. As a result, users are not forced to switch to Objective-C++, the linker can happily compile and Swift fans can continue using the mighty ASDK.
63 lines
2.3 KiB
Objective-C
63 lines
2.3 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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#import "ASStackLayoutNode.h"
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inline CGFloat stackDimension(const ASStackLayoutDirection direction, const CGSize size)
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{
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return (direction == ASStackLayoutDirectionVertical) ? size.height : size.width;
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}
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inline CGFloat crossDimension(const ASStackLayoutDirection direction, const CGSize size)
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{
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return (direction == ASStackLayoutDirectionVertical) ? size.width : size.height;
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}
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inline BOOL compareCrossDimension(const ASStackLayoutDirection direction, const CGSize a, const CGSize b)
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{
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return crossDimension(direction, a) < crossDimension(direction, b);
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}
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inline CGPoint directionPoint(const ASStackLayoutDirection direction, const CGFloat stack, const CGFloat cross)
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{
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return (direction == ASStackLayoutDirectionVertical) ? CGPointMake(cross, stack) : CGPointMake(stack, cross);
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}
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inline CGSize directionSize(const ASStackLayoutDirection direction, const CGFloat stack, const CGFloat cross)
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{
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return (direction == ASStackLayoutDirectionVertical) ? CGSizeMake(cross, stack) : CGSizeMake(stack, cross);
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}
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inline ASSizeRange directionSizeRange(const ASStackLayoutDirection direction,
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const CGFloat stackMin,
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const CGFloat stackMax,
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const CGFloat crossMin,
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const CGFloat crossMax)
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{
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return {directionSize(direction, stackMin, crossMin), directionSize(direction, stackMax, crossMax)};
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}
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inline ASStackLayoutAlignItems alignment(ASStackLayoutAlignSelf childAlignment, ASStackLayoutAlignItems stackAlignment)
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{
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switch (childAlignment) {
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case ASStackLayoutAlignSelfCenter:
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return ASStackLayoutAlignItemsCenter;
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case ASStackLayoutAlignSelfEnd:
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return ASStackLayoutAlignItemsEnd;
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case ASStackLayoutAlignSelfStart:
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return ASStackLayoutAlignItemsStart;
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case ASStackLayoutAlignSelfStretch:
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return ASStackLayoutAlignItemsStretch;
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case ASStackLayoutAlignSelfAuto:
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default:
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return stackAlignment;
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}
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}
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