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611894329a
* Initial commit for ASStackLayoutSpec improvements * Remove the lock in ASStackLayoutSpec and make the ASStackLayoutSpecStyle const I think we don't need lock here as the style already has a lock while we set the value * Add ASStackLayoutSpecItem that replaces layout specific items * Prevent baseline pass if not needed * Update comments
28 lines
1.0 KiB
Objective-C
28 lines
1.0 KiB
Objective-C
//
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// ASStackBaselinePositionedLayout.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 "ASLayout.h"
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#import "ASDimension.h"
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#import "ASStackPositionedLayout.h"
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struct ASStackBaselinePositionedLayout {
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const std::vector<ASStackLayoutSpecItem> items;
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const CGFloat crossSize;
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const CGFloat ascender;
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const CGFloat descender;
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/** Given a positioned layout, computes each child position using baseline alignment. */
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static ASStackBaselinePositionedLayout compute(const ASStackPositionedLayout &positionedLayout,
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const ASStackLayoutSpecStyle &style,
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const ASSizeRange &constrainedSize);
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static BOOL needsBaselineAlignment(const ASStackLayoutSpecStyle &style);
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};
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