Fix row height
Reviewed By: @frantic Differential Revision: D2480265
This commit is contained in:
parent
1487ebfe01
commit
ec8b5425e5
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@ -582,7 +582,7 @@ static void layoutNodeImpl(css_node_t *node, float parentMaxWidth, css_direction
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if (isRowUndefined || isColumnUndefined) {
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css_dim_t measureDim = node->measure(
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node->context,
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width
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);
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if (isRowUndefined) {
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@ -1004,7 +1004,7 @@ static void layoutNodeImpl(css_node_t *node, float parentMaxWidth, css_direction
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if (alignItem == CSS_ALIGN_STRETCH) {
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// You can only stretch if the dimension has not already been set
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// previously.
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if (isUndefined(child->layout.dimensions[dim[crossAxis]])) {
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if (!isDimDefined(child, crossAxis)) {
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child->layout.dimensions[dim[crossAxis]] = fmaxf(
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boundAxis(child, crossAxis, containerCrossAxis -
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paddingAndBorderAxisCross - getMarginAxis(child, crossAxis)),
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@ -7,7 +7,7 @@
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*/
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// NOTE: this file is auto-copied from https://github.com/facebook/css-layout
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// @generated SignedSource<<e7c34406ea5072e4584a2b054ab56d9f>>
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// @generated SignedSource<<4cabe0d63a4ed878edf6b5be8762746a>>
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package com.facebook.csslayout;
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@ -109,7 +109,7 @@ public class LayoutEngine {
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return;
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}
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// We only run if there's a width or height defined
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if (Float.isNaN(node.style.dimensions[dim[axis]]) ||
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if (Float.isNaN(node.style.dimensions[dim[axis]]) ||
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node.style.dimensions[dim[axis]] <= 0.0) {
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return;
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}
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@ -223,19 +223,19 @@ public class LayoutEngine {
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}
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/** START_GENERATED **/
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CSSDirection direction = resolveDirection(node, parentDirection);
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int mainAxis = resolveAxis(getFlexDirection(node), direction);
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int crossAxis = getCrossFlexDirection(mainAxis, direction);
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int resolvedRowAxis = resolveAxis(CSS_FLEX_DIRECTION_ROW, direction);
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// Handle width and height style attributes
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setDimensionFromStyle(node, mainAxis);
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setDimensionFromStyle(node, crossAxis);
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// Set the resolved resolution in the node's layout
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node.layout.direction = direction;
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// The position is set by the parent, but we need to complete it with a
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// delta composed of the margin and left/top/right/bottom
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node.layout.position[leading[mainAxis]] += node.style.margin.getWithFallback(leadingSpacing[mainAxis], leading[mainAxis]) +
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@ -246,15 +246,15 @@ public class LayoutEngine {
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getRelativePosition(node, crossAxis);
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node.layout.position[trailing[crossAxis]] += node.style.margin.getWithFallback(trailingSpacing[crossAxis], trailing[crossAxis]) +
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getRelativePosition(node, crossAxis);
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// Inline immutable values from the target node to avoid excessive method
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// invocations during the layout calculation.
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int childCount = node.getChildCount();
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float paddingAndBorderAxisResolvedRow = ((node.style.padding.getWithFallback(leadingSpacing[resolvedRowAxis], leading[resolvedRowAxis]) + node.style.border.getWithFallback(leadingSpacing[resolvedRowAxis], leading[resolvedRowAxis])) + (node.style.padding.getWithFallback(trailingSpacing[resolvedRowAxis], trailing[resolvedRowAxis]) + node.style.border.getWithFallback(trailingSpacing[resolvedRowAxis], trailing[resolvedRowAxis])));
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if (isMeasureDefined(node)) {
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boolean isResolvedRowDimDefined = !Float.isNaN(node.layout.dimensions[dim[resolvedRowAxis]]);
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float width = CSSConstants.UNDEFINED;
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if ((!Float.isNaN(node.style.dimensions[dim[resolvedRowAxis]]) && node.style.dimensions[dim[resolvedRowAxis]] > 0.0)) {
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width = node.style.dimensions[DIMENSION_WIDTH];
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@ -265,18 +265,18 @@ public class LayoutEngine {
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(node.style.margin.getWithFallback(leadingSpacing[resolvedRowAxis], leading[resolvedRowAxis]) + node.style.margin.getWithFallback(trailingSpacing[resolvedRowAxis], trailing[resolvedRowAxis]));
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}
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width -= paddingAndBorderAxisResolvedRow;
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// We only need to give a dimension for the text if we haven't got any
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// for it computed yet. It can either be from the style attribute or because
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// the element is flexible.
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boolean isRowUndefined = !(!Float.isNaN(node.style.dimensions[dim[resolvedRowAxis]]) && node.style.dimensions[dim[resolvedRowAxis]] > 0.0) && !isResolvedRowDimDefined;
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boolean isColumnUndefined = !(!Float.isNaN(node.style.dimensions[dim[CSS_FLEX_DIRECTION_COLUMN]]) && node.style.dimensions[dim[CSS_FLEX_DIRECTION_COLUMN]] > 0.0) &&
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Float.isNaN(node.layout.dimensions[dim[CSS_FLEX_DIRECTION_COLUMN]]);
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// Let's not measure the text if we already know both dimensions
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if (isRowUndefined || isColumnUndefined) {
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MeasureOutput measureDim = node.measure(
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layoutContext.measureOutput,
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width
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);
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@ -293,33 +293,33 @@ public class LayoutEngine {
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return;
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}
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}
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boolean isNodeFlexWrap = (node.style.flexWrap == CSSWrap.WRAP);
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CSSJustify justifyContent = node.style.justifyContent;
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float leadingPaddingAndBorderMain = (node.style.padding.getWithFallback(leadingSpacing[mainAxis], leading[mainAxis]) + node.style.border.getWithFallback(leadingSpacing[mainAxis], leading[mainAxis]));
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float leadingPaddingAndBorderCross = (node.style.padding.getWithFallback(leadingSpacing[crossAxis], leading[crossAxis]) + node.style.border.getWithFallback(leadingSpacing[crossAxis], leading[crossAxis]));
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float paddingAndBorderAxisMain = ((node.style.padding.getWithFallback(leadingSpacing[mainAxis], leading[mainAxis]) + node.style.border.getWithFallback(leadingSpacing[mainAxis], leading[mainAxis])) + (node.style.padding.getWithFallback(trailingSpacing[mainAxis], trailing[mainAxis]) + node.style.border.getWithFallback(trailingSpacing[mainAxis], trailing[mainAxis])));
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float paddingAndBorderAxisCross = ((node.style.padding.getWithFallback(leadingSpacing[crossAxis], leading[crossAxis]) + node.style.border.getWithFallback(leadingSpacing[crossAxis], leading[crossAxis])) + (node.style.padding.getWithFallback(trailingSpacing[crossAxis], trailing[crossAxis]) + node.style.border.getWithFallback(trailingSpacing[crossAxis], trailing[crossAxis])));
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boolean isMainDimDefined = !Float.isNaN(node.layout.dimensions[dim[mainAxis]]);
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boolean isCrossDimDefined = !Float.isNaN(node.layout.dimensions[dim[crossAxis]]);
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boolean isMainRowDirection = (mainAxis == CSS_FLEX_DIRECTION_ROW || mainAxis == CSS_FLEX_DIRECTION_ROW_REVERSE);
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int i;
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int ii;
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CSSNode child;
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int axis;
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CSSNode firstAbsoluteChild = null;
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CSSNode currentAbsoluteChild = null;
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float definedMainDim = CSSConstants.UNDEFINED;
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if (isMainDimDefined) {
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definedMainDim = node.layout.dimensions[dim[mainAxis]] - paddingAndBorderAxisMain;
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}
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// We want to execute the next two loops one per line with flex-wrap
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int startLine = 0;
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int endLine = 0;
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@ -331,19 +331,19 @@ public class LayoutEngine {
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int linesCount = 0;
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while (endLine < childCount) {
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// <Loop A> Layout non flexible children and count children by type
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// mainContentDim is accumulation of the dimensions and margin of all the
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// non flexible children. This will be used in order to either set the
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// dimensions of the node if none already exist, or to compute the
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// remaining space left for the flexible children.
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float mainContentDim = 0;
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// There are three kind of children, non flexible, flexible and absolute.
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// We need to know how many there are in order to distribute the space.
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int flexibleChildrenCount = 0;
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float totalFlexible = 0;
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int nonFlexibleChildrenCount = 0;
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// Use the line loop to position children in the main axis for as long
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// as they are using a simple stacking behaviour. Children that are
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// immediately stacked in the initial loop will not be touched again
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@ -352,30 +352,30 @@ public class LayoutEngine {
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(isMainDimDefined && justifyContent == CSSJustify.FLEX_START) ||
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(!isMainDimDefined && justifyContent != CSSJustify.CENTER);
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int firstComplexMain = (isSimpleStackMain ? childCount : startLine);
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// Use the initial line loop to position children in the cross axis for
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// as long as they are relatively positioned with alignment STRETCH or
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// FLEX_START. Children that are immediately stacked in the initial loop
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// will not be touched again in <Loop D>.
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boolean isSimpleStackCross = true;
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int firstComplexCross = childCount;
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CSSNode firstFlexChild = null;
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CSSNode currentFlexChild = null;
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float mainDim = leadingPaddingAndBorderMain;
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float crossDim = 0;
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float maxWidth;
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for (i = startLine; i < childCount; ++i) {
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child = node.getChildAt(i);
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child.lineIndex = linesCount;
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child.nextAbsoluteChild = null;
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child.nextFlexChild = null;
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CSSAlign alignItem = getAlignItem(node, child);
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// Pre-fill cross axis dimensions when the child is using stretch before
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// we call the recursive layout pass
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if (alignItem == CSSAlign.STRETCH &&
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@ -398,7 +398,7 @@ public class LayoutEngine {
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currentAbsoluteChild.nextAbsoluteChild = child;
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}
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currentAbsoluteChild = child;
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// Pre-fill dimensions when using absolute position and both offsets for the axis are defined (either both
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// left and right or top and bottom).
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for (ii = 0; ii < 2; ii++) {
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@ -419,15 +419,15 @@ public class LayoutEngine {
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}
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}
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}
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float nextContentDim = 0;
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// It only makes sense to consider a child flexible if we have a computed
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// dimension for the node.
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if (isMainDimDefined && (child.style.positionType == CSSPositionType.RELATIVE && child.style.flex > 0)) {
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flexibleChildrenCount++;
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totalFlexible += child.style.flex;
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// Store a private linked list of flexible children so that we can
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// efficiently traverse them later.
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if (firstFlexChild == null) {
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@ -437,14 +437,14 @@ public class LayoutEngine {
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currentFlexChild.nextFlexChild = child;
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}
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currentFlexChild = child;
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// Even if we don't know its exact size yet, we already know the padding,
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// border and margin. We'll use this partial information, which represents
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// the smallest possible size for the child, to compute the remaining
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// available space.
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nextContentDim = ((child.style.padding.getWithFallback(leadingSpacing[mainAxis], leading[mainAxis]) + child.style.border.getWithFallback(leadingSpacing[mainAxis], leading[mainAxis])) + (child.style.padding.getWithFallback(trailingSpacing[mainAxis], trailing[mainAxis]) + child.style.border.getWithFallback(trailingSpacing[mainAxis], trailing[mainAxis]))) +
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(child.style.margin.getWithFallback(leadingSpacing[mainAxis], leading[mainAxis]) + child.style.margin.getWithFallback(trailingSpacing[mainAxis], trailing[mainAxis]));
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} else {
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maxWidth = CSSConstants.UNDEFINED;
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if (!isMainRowDirection) {
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@ -457,12 +457,12 @@ public class LayoutEngine {
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paddingAndBorderAxisResolvedRow;
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}
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}
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// This is the main recursive call. We layout non flexible children.
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if (alreadyComputedNextLayout == 0) {
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layoutNode(layoutContext, child, maxWidth, direction);
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}
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// Absolute positioned elements do not take part of the layout, so we
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// don't use them to compute mainContentDim
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if (child.style.positionType == CSSPositionType.RELATIVE) {
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@ -471,7 +471,7 @@ public class LayoutEngine {
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nextContentDim = (child.layout.dimensions[dim[mainAxis]] + child.style.margin.getWithFallback(leadingSpacing[mainAxis], leading[mainAxis]) + child.style.margin.getWithFallback(trailingSpacing[mainAxis], trailing[mainAxis]));
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}
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}
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// The element we are about to add would make us go to the next line
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if (isNodeFlexWrap &&
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isMainDimDefined &&
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@ -483,7 +483,7 @@ public class LayoutEngine {
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alreadyComputedNextLayout = 1;
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break;
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}
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// Disable simple stacking in the main axis for the current line as
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// we found a non-trivial child. The remaining children will be laid out
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// in <Loop C>.
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@ -492,7 +492,7 @@ public class LayoutEngine {
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isSimpleStackMain = false;
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firstComplexMain = i;
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}
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// Disable simple stacking in the cross axis for the current line as
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// we found a non-trivial child. The remaining children will be laid out
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// in <Loop D>.
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@ -503,37 +503,37 @@ public class LayoutEngine {
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isSimpleStackCross = false;
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firstComplexCross = i;
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}
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if (isSimpleStackMain) {
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child.layout.position[pos[mainAxis]] += mainDim;
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if (isMainDimDefined) {
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child.layout.position[trailing[mainAxis]] = node.layout.dimensions[dim[mainAxis]] - child.layout.dimensions[dim[mainAxis]] - child.layout.position[pos[mainAxis]];
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}
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mainDim += (child.layout.dimensions[dim[mainAxis]] + child.style.margin.getWithFallback(leadingSpacing[mainAxis], leading[mainAxis]) + child.style.margin.getWithFallback(trailingSpacing[mainAxis], trailing[mainAxis]));
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crossDim = Math.max(crossDim, boundAxis(child, crossAxis, (child.layout.dimensions[dim[crossAxis]] + child.style.margin.getWithFallback(leadingSpacing[crossAxis], leading[crossAxis]) + child.style.margin.getWithFallback(trailingSpacing[crossAxis], trailing[crossAxis]))));
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}
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if (isSimpleStackCross) {
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child.layout.position[pos[crossAxis]] += linesCrossDim + leadingPaddingAndBorderCross;
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if (isCrossDimDefined) {
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child.layout.position[trailing[crossAxis]] = node.layout.dimensions[dim[crossAxis]] - child.layout.dimensions[dim[crossAxis]] - child.layout.position[pos[crossAxis]];
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}
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}
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alreadyComputedNextLayout = 0;
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mainContentDim += nextContentDim;
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endLine = i + 1;
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}
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// <Loop B> Layout flexible children and allocate empty space
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// In order to position the elements in the main axis, we have two
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// controls. The space between the beginning and the first element
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// and the space between each two elements.
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float leadingMainDim = 0;
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float betweenMainDim = 0;
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// The remaining available space that needs to be allocated
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float remainingMainDim = 0;
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if (isMainDimDefined) {
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@ -541,14 +541,14 @@ public class LayoutEngine {
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} else {
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remainingMainDim = Math.max(mainContentDim, 0) - mainContentDim;
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}
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// If there are flexible children in the mix, they are going to fill the
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// remaining space
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if (flexibleChildrenCount != 0) {
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float flexibleMainDim = remainingMainDim / totalFlexible;
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float baseMainDim;
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float boundMainDim;
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// If the flex share of remaining space doesn't meet min/max bounds,
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// remove this child from flex calculations.
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currentFlexChild = firstFlexChild;
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@ -556,22 +556,22 @@ public class LayoutEngine {
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baseMainDim = flexibleMainDim * currentFlexChild.style.flex +
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((currentFlexChild.style.padding.getWithFallback(leadingSpacing[mainAxis], leading[mainAxis]) + currentFlexChild.style.border.getWithFallback(leadingSpacing[mainAxis], leading[mainAxis])) + (currentFlexChild.style.padding.getWithFallback(trailingSpacing[mainAxis], trailing[mainAxis]) + currentFlexChild.style.border.getWithFallback(trailingSpacing[mainAxis], trailing[mainAxis])));
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boundMainDim = boundAxis(currentFlexChild, mainAxis, baseMainDim);
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if (baseMainDim != boundMainDim) {
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remainingMainDim -= boundMainDim;
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totalFlexible -= currentFlexChild.style.flex;
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}
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currentFlexChild = currentFlexChild.nextFlexChild;
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}
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flexibleMainDim = remainingMainDim / totalFlexible;
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// The non flexible children can overflow the container, in this case
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// we should just assume that there is no space available.
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if (flexibleMainDim < 0) {
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flexibleMainDim = 0;
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}
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currentFlexChild = firstFlexChild;
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while (currentFlexChild != null) {
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// At this point we know the final size of the element in the main
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@ -580,7 +580,7 @@ public class LayoutEngine {
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flexibleMainDim * currentFlexChild.style.flex +
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((currentFlexChild.style.padding.getWithFallback(leadingSpacing[mainAxis], leading[mainAxis]) + currentFlexChild.style.border.getWithFallback(leadingSpacing[mainAxis], leading[mainAxis])) + (currentFlexChild.style.padding.getWithFallback(trailingSpacing[mainAxis], trailing[mainAxis]) + currentFlexChild.style.border.getWithFallback(trailingSpacing[mainAxis], trailing[mainAxis])))
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);
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maxWidth = CSSConstants.UNDEFINED;
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if ((!Float.isNaN(node.style.dimensions[dim[resolvedRowAxis]]) && node.style.dimensions[dim[resolvedRowAxis]] > 0.0)) {
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maxWidth = node.layout.dimensions[dim[resolvedRowAxis]] -
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@ -590,15 +590,15 @@ public class LayoutEngine {
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(node.style.margin.getWithFallback(leadingSpacing[resolvedRowAxis], leading[resolvedRowAxis]) + node.style.margin.getWithFallback(trailingSpacing[resolvedRowAxis], trailing[resolvedRowAxis])) -
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paddingAndBorderAxisResolvedRow;
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}
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// And we recursively call the layout algorithm for this child
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layoutNode(layoutContext, currentFlexChild, maxWidth, direction);
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child = currentFlexChild;
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currentFlexChild = currentFlexChild.nextFlexChild;
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child.nextFlexChild = null;
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}
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// We use justifyContent to figure out how to allocate the remaining
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// space available
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} else if (justifyContent != CSSJustify.FLEX_START) {
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@ -621,18 +621,18 @@ public class LayoutEngine {
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leadingMainDim = betweenMainDim / 2;
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}
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}
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// <Loop C> Position elements in the main axis and compute dimensions
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// At this point, all the children have their dimensions set. We need to
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// find their position. In order to do that, we accumulate data in
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// variables that are also useful to compute the total dimensions of the
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// container!
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mainDim += leadingMainDim;
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for (i = firstComplexMain; i < endLine; ++i) {
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child = node.getChildAt(i);
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|
||||
if (child.style.positionType == CSSPositionType.ABSOLUTE &&
|
||||
!Float.isNaN(child.style.position[leading[mainAxis]])) {
|
||||
// In case the child is position absolute and has left/top being
|
||||
|
@ -645,12 +645,12 @@ public class LayoutEngine {
|
|||
// If the child is position absolute (without top/left) or relative,
|
||||
// we put it at the current accumulated offset.
|
||||
child.layout.position[pos[mainAxis]] += mainDim;
|
||||
|
||||
|
||||
// Define the trailing position accordingly.
|
||||
if (isMainDimDefined) {
|
||||
child.layout.position[trailing[mainAxis]] = node.layout.dimensions[dim[mainAxis]] - child.layout.dimensions[dim[mainAxis]] - child.layout.position[pos[mainAxis]];
|
||||
}
|
||||
|
||||
|
||||
// Now that we placed the element, we need to update the variables
|
||||
// We only need to do that for relative elements. Absolute elements
|
||||
// do not take part in that phase.
|
||||
|
@ -664,7 +664,7 @@ public class LayoutEngine {
|
|||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
float containerCrossAxis = node.layout.dimensions[dim[crossAxis]];
|
||||
if (!isCrossDimDefined) {
|
||||
containerCrossAxis = Math.max(
|
||||
|
@ -675,11 +675,11 @@ public class LayoutEngine {
|
|||
paddingAndBorderAxisCross
|
||||
);
|
||||
}
|
||||
|
||||
|
||||
// <Loop D> Position elements in the cross axis
|
||||
for (i = firstComplexCross; i < endLine; ++i) {
|
||||
child = node.getChildAt(i);
|
||||
|
||||
|
||||
if (child.style.positionType == CSSPositionType.ABSOLUTE &&
|
||||
!Float.isNaN(child.style.position[leading[crossAxis]])) {
|
||||
// In case the child is absolutely positionned and has a
|
||||
|
@ -688,10 +688,10 @@ public class LayoutEngine {
|
|||
child.layout.position[pos[crossAxis]] = (Float.isNaN(child.style.position[leading[crossAxis]]) ? 0 : child.style.position[leading[crossAxis]]) +
|
||||
node.style.border.getWithFallback(leadingSpacing[crossAxis], leading[crossAxis]) +
|
||||
child.style.margin.getWithFallback(leadingSpacing[crossAxis], leading[crossAxis]);
|
||||
|
||||
|
||||
} else {
|
||||
float leadingCrossDim = leadingPaddingAndBorderCross;
|
||||
|
||||
|
||||
// For a relative children, we're either using alignItems (parent) or
|
||||
// alignSelf (child) in order to determine the position in the cross axis
|
||||
if (child.style.positionType == CSSPositionType.RELATIVE) {
|
||||
|
@ -699,7 +699,7 @@ public class LayoutEngine {
|
|||
if (alignItem == CSSAlign.STRETCH) {
|
||||
// You can only stretch if the dimension has not already been set
|
||||
// previously.
|
||||
if (Float.isNaN(child.layout.dimensions[dim[crossAxis]])) {
|
||||
if (!(!Float.isNaN(child.style.dimensions[dim[crossAxis]]) && child.style.dimensions[dim[crossAxis]] > 0.0)) {
|
||||
child.layout.dimensions[dim[crossAxis]] = Math.max(
|
||||
boundAxis(child, crossAxis, containerCrossAxis -
|
||||
paddingAndBorderAxisCross - (child.style.margin.getWithFallback(leadingSpacing[crossAxis], leading[crossAxis]) + child.style.margin.getWithFallback(trailingSpacing[crossAxis], trailing[crossAxis]))),
|
||||
|
@ -712,7 +712,7 @@ public class LayoutEngine {
|
|||
// dimensions+margin.
|
||||
float remainingCrossDim = containerCrossAxis -
|
||||
paddingAndBorderAxisCross - (child.layout.dimensions[dim[crossAxis]] + child.style.margin.getWithFallback(leadingSpacing[crossAxis], leading[crossAxis]) + child.style.margin.getWithFallback(trailingSpacing[crossAxis], trailing[crossAxis]));
|
||||
|
||||
|
||||
if (alignItem == CSSAlign.CENTER) {
|
||||
leadingCrossDim += remainingCrossDim / 2;
|
||||
} else { // CSSAlign.FLEX_END
|
||||
|
@ -720,23 +720,23 @@ public class LayoutEngine {
|
|||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
// And we apply the position
|
||||
child.layout.position[pos[crossAxis]] += linesCrossDim + leadingCrossDim;
|
||||
|
||||
|
||||
// Define the trailing position accordingly.
|
||||
if (isCrossDimDefined) {
|
||||
child.layout.position[trailing[crossAxis]] = node.layout.dimensions[dim[crossAxis]] - child.layout.dimensions[dim[crossAxis]] - child.layout.position[pos[crossAxis]];
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
linesCrossDim += crossDim;
|
||||
linesMainDim = Math.max(linesMainDim, mainDim);
|
||||
linesCount += 1;
|
||||
startLine = endLine;
|
||||
}
|
||||
|
||||
|
||||
// <Loop E>
|
||||
//
|
||||
// Note(prenaux): More than one line, we need to layout the crossAxis
|
||||
|
@ -754,10 +754,10 @@ public class LayoutEngine {
|
|||
float nodeCrossAxisInnerSize = node.layout.dimensions[dim[crossAxis]] -
|
||||
paddingAndBorderAxisCross;
|
||||
float remainingAlignContentDim = nodeCrossAxisInnerSize - linesCrossDim;
|
||||
|
||||
|
||||
float crossDimLead = 0;
|
||||
float currentLead = leadingPaddingAndBorderCross;
|
||||
|
||||
|
||||
CSSAlign alignContent = node.style.alignContent;
|
||||
if (alignContent == CSSAlign.FLEX_END) {
|
||||
currentLead += remainingAlignContentDim;
|
||||
|
@ -768,11 +768,11 @@ public class LayoutEngine {
|
|||
crossDimLead = (remainingAlignContentDim / linesCount);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
int endIndex = 0;
|
||||
for (i = 0; i < linesCount; ++i) {
|
||||
int startIndex = endIndex;
|
||||
|
||||
|
||||
// compute the line's height and find the endIndex
|
||||
float lineHeight = 0;
|
||||
for (ii = startIndex; ii < childCount; ++ii) {
|
||||
|
@ -792,13 +792,13 @@ public class LayoutEngine {
|
|||
}
|
||||
endIndex = ii;
|
||||
lineHeight += crossDimLead;
|
||||
|
||||
|
||||
for (ii = startIndex; ii < endIndex; ++ii) {
|
||||
child = node.getChildAt(ii);
|
||||
if (child.style.positionType != CSSPositionType.RELATIVE) {
|
||||
continue;
|
||||
}
|
||||
|
||||
|
||||
CSSAlign alignContentAlignItem = getAlignItem(node, child);
|
||||
if (alignContentAlignItem == CSSAlign.FLEX_START) {
|
||||
child.layout.position[pos[crossAxis]] = currentLead + child.style.margin.getWithFallback(leadingSpacing[crossAxis], leading[crossAxis]);
|
||||
|
@ -813,14 +813,14 @@ public class LayoutEngine {
|
|||
// (auto) crossAxis dimension.
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
currentLead += lineHeight;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
boolean needsMainTrailingPos = false;
|
||||
boolean needsCrossTrailingPos = false;
|
||||
|
||||
|
||||
// If the user didn't specify a width or height, and it has not been set
|
||||
// by the container, then we set it via the children.
|
||||
if (!isMainDimDefined) {
|
||||
|
@ -831,13 +831,13 @@ public class LayoutEngine {
|
|||
// We can never assign a width smaller than the padding and borders
|
||||
paddingAndBorderAxisMain
|
||||
);
|
||||
|
||||
|
||||
if (mainAxis == CSS_FLEX_DIRECTION_ROW_REVERSE ||
|
||||
mainAxis == CSS_FLEX_DIRECTION_COLUMN_REVERSE) {
|
||||
needsMainTrailingPos = true;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
if (!isCrossDimDefined) {
|
||||
node.layout.dimensions[dim[crossAxis]] = Math.max(
|
||||
// For the cross dim, we add both sides at the end because the value
|
||||
|
@ -846,28 +846,28 @@ public class LayoutEngine {
|
|||
boundAxis(node, crossAxis, linesCrossDim + paddingAndBorderAxisCross),
|
||||
paddingAndBorderAxisCross
|
||||
);
|
||||
|
||||
|
||||
if (crossAxis == CSS_FLEX_DIRECTION_ROW_REVERSE ||
|
||||
crossAxis == CSS_FLEX_DIRECTION_COLUMN_REVERSE) {
|
||||
needsCrossTrailingPos = true;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
// <Loop F> Set trailing position if necessary
|
||||
if (needsMainTrailingPos || needsCrossTrailingPos) {
|
||||
for (i = 0; i < childCount; ++i) {
|
||||
child = node.getChildAt(i);
|
||||
|
||||
|
||||
if (needsMainTrailingPos) {
|
||||
child.layout.position[trailing[mainAxis]] = node.layout.dimensions[dim[mainAxis]] - child.layout.dimensions[dim[mainAxis]] - child.layout.position[pos[mainAxis]];
|
||||
}
|
||||
|
||||
|
||||
if (needsCrossTrailingPos) {
|
||||
child.layout.position[trailing[crossAxis]] = node.layout.dimensions[dim[crossAxis]] - child.layout.dimensions[dim[crossAxis]] - child.layout.position[pos[crossAxis]];
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
// <Loop G> Calculate dimensions for absolutely positioned elements
|
||||
currentAbsoluteChild = firstAbsoluteChild;
|
||||
while (currentAbsoluteChild != null) {
|
||||
|
@ -875,7 +875,7 @@ public class LayoutEngine {
|
|||
// the axis are defined (either both left and right or top and bottom).
|
||||
for (ii = 0; ii < 2; ii++) {
|
||||
axis = (ii != 0) ? CSS_FLEX_DIRECTION_ROW : CSS_FLEX_DIRECTION_COLUMN;
|
||||
|
||||
|
||||
if (!Float.isNaN(node.layout.dimensions[dim[axis]]) &&
|
||||
!(!Float.isNaN(currentAbsoluteChild.style.dimensions[dim[axis]]) && currentAbsoluteChild.style.dimensions[dim[axis]] > 0.0) &&
|
||||
!Float.isNaN(currentAbsoluteChild.style.position[leading[axis]]) &&
|
||||
|
@ -891,7 +891,7 @@ public class LayoutEngine {
|
|||
((currentAbsoluteChild.style.padding.getWithFallback(leadingSpacing[axis], leading[axis]) + currentAbsoluteChild.style.border.getWithFallback(leadingSpacing[axis], leading[axis])) + (currentAbsoluteChild.style.padding.getWithFallback(trailingSpacing[axis], trailing[axis]) + currentAbsoluteChild.style.border.getWithFallback(trailingSpacing[axis], trailing[axis])))
|
||||
);
|
||||
}
|
||||
|
||||
|
||||
if (!Float.isNaN(currentAbsoluteChild.style.position[trailing[axis]]) &&
|
||||
!!Float.isNaN(currentAbsoluteChild.style.position[leading[axis]])) {
|
||||
currentAbsoluteChild.layout.position[leading[axis]] =
|
||||
|
@ -900,7 +900,7 @@ public class LayoutEngine {
|
|||
(Float.isNaN(currentAbsoluteChild.style.position[trailing[axis]]) ? 0 : currentAbsoluteChild.style.position[trailing[axis]]);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
child = currentAbsoluteChild;
|
||||
currentAbsoluteChild = currentAbsoluteChild.nextAbsoluteChild;
|
||||
child.nextAbsoluteChild = null;
|
||||
|
|
Loading…
Reference in New Issue