050ac8a413
Summary: Pull Request resolved: https://github.com/facebook/yoga/pull/1762 X-link: https://github.com/facebook/react-native/pull/48077 OCD strikes again. Grepped this time to make sure we didn't miss any cases for this specific param name Changelog: [Internal] Reviewed By: NickGerleman Differential Revision: D66715777 fbshipit-source-id: 3e881a15b3b2836a4a55b11d7ec621541b92a05d
76 lines
2.6 KiB
C++
76 lines
2.6 KiB
C++
/*
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#pragma once
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#include <vector>
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#include <yoga/Yoga.h>
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#include <yoga/node/Node.h>
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namespace facebook::yoga {
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struct FlexLineRunningLayout {
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// Total flex grow factors of flex items which are to be laid in the current
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// line. This is decremented as free space is distributed.
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float totalFlexGrowFactors{0.0f};
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// Total flex shrink factors of flex items which are to be laid in the current
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// line. This is decremented as free space is distributed.
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float totalFlexShrinkScaledFactors{0.0f};
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// The amount of available space within inner dimensions of the line which may
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// still be distributed.
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float remainingFreeSpace{0.0f};
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// The size of the mainDim for the row after considering size, padding, margin
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// and border of flex items. This is used to calculate maxLineDim after going
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// through all the rows to decide on the main axis size of owner.
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float mainDim{0.0f};
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// The size of the crossDim for the row after considering size, padding,
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// margin and border of flex items. Used for calculating containers crossSize.
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float crossDim{0.0f};
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};
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struct FlexLine {
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// List of children which are part of the line flow. This means they are not
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// positioned absolutely, or with `display: "none"`, and do not overflow the
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// available dimensions.
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const std::vector<yoga::Node*> itemsInFlow{};
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// Accumulation of the dimensions and margin of all the children on the
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// current line. This will be used in order to either set the dimensions of
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// the node if none already exist or to compute the remaining space left for
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// the flexible children.
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const float sizeConsumed{0.0f};
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// Number of edges along the line flow with an auto margin.
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const size_t numberOfAutoMargins{0};
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// Layout information about the line computed in steps after line-breaking
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FlexLineRunningLayout layout{};
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};
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// Calculates where a line starting at a given index should break, returning
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// information about the collective children on the liune.
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//
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// This function assumes that all the children of node have their
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// computedFlexBasis properly computed(To do this use
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// computeFlexBasisForChildren function).
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FlexLine calculateFlexLine(
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yoga::Node* node,
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Direction ownerDirection,
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float ownerWidth,
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float mainAxisOwnerSize,
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float availableInnerWidth,
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float availableInnerMainDim,
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Node::LayoutableChildren::Iterator& iterator,
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size_t lineCount);
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} // namespace facebook::yoga
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