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Check layout instead of style before setting height and width to whatever is set in layout

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This commit is contained in:
Emil Sjolander
2016-01-05 19:33:04 +00:00
parent 219bdaed15
commit c9094f94d0
15 changed files with 331 additions and 76 deletions
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51
src/Layout.c
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@@ -439,11 +439,16 @@ static float getDimWithMargin(css_node_t *node, css_flex_direction_t axis) {
getTrailingMargin(node, axis);
}
static bool isDimDefined(css_node_t *node, css_flex_direction_t axis) {
static bool isStyleDimDefined(css_node_t *node, css_flex_direction_t axis) {
float value = node->style.dimensions[dim[axis]];
return !isUndefined(value) && value >= 0.0;
}
static bool isLayoutDimDefined(css_node_t *node, css_flex_direction_t axis) {
float value = node->layout.dimensions[dim[axis]];
return !isUndefined(value) && value >= 0.0;
}
static bool isPosDefined(css_node_t *node, css_position_t position) {
return !isUndefined(node->style.position[position]);
}
@@ -487,11 +492,11 @@ static float boundAxis(css_node_t *node, css_flex_direction_t axis, float value)
// When the user specifically sets a value for width or height
static void setDimensionFromStyle(css_node_t *node, css_flex_direction_t axis) {
// The parent already computed us a width or height. We just skip it
if (!isUndefined(node->layout.dimensions[dim[axis]])) {
if (isLayoutDimDefined(node, axis)) {
return;
}
// We only run if there's a width or height defined
if (!isDimDefined(node, axis)) {
if (!isStyleDimDefined(node, axis)) {
return;
}
@@ -549,10 +554,10 @@ static void layoutNodeImpl(css_node_t *node, float parentMaxWidth, float parentM
float paddingAndBorderAxisColumn = getPaddingAndBorderAxis(node, CSS_FLEX_DIRECTION_COLUMN);
if (isMeasureDefined(node)) {
bool isResolvedRowDimDefined = !isUndefined(node->layout.dimensions[dim[resolvedRowAxis]]);
bool isResolvedRowDimDefined = isLayoutDimDefined(node, resolvedRowAxis);
float width = CSS_UNDEFINED;
if (isDimDefined(node, resolvedRowAxis)) {
if (isStyleDimDefined(node, resolvedRowAxis)) {
width = node->style.dimensions[CSS_WIDTH];
} else if (isResolvedRowDimDefined) {
width = node->layout.dimensions[dim[resolvedRowAxis]];
@@ -563,9 +568,9 @@ static void layoutNodeImpl(css_node_t *node, float parentMaxWidth, float parentM
width -= paddingAndBorderAxisResolvedRow;
float height = CSS_UNDEFINED;
if (isDimDefined(node, CSS_FLEX_DIRECTION_COLUMN)) {
if (isStyleDimDefined(node, CSS_FLEX_DIRECTION_COLUMN)) {
height = node->style.dimensions[CSS_HEIGHT];
} else if (!isUndefined(node->layout.dimensions[dim[CSS_FLEX_DIRECTION_COLUMN]])) {
} else if (isLayoutDimDefined(node, CSS_FLEX_DIRECTION_COLUMN)) {
height = node->layout.dimensions[dim[CSS_FLEX_DIRECTION_COLUMN]];
} else {
height = parentMaxHeight -
@@ -576,8 +581,8 @@ static void layoutNodeImpl(css_node_t *node, float parentMaxWidth, float parentM
// We only need to give a dimension for the text if we haven't got any
// for it computed yet. It can either be from the style attribute or because
// the element is flexible.
bool isRowUndefined = !isDimDefined(node, resolvedRowAxis) && !isResolvedRowDimDefined;
bool isColumnUndefined = !isDimDefined(node, CSS_FLEX_DIRECTION_COLUMN) &&
bool isRowUndefined = !isStyleDimDefined(node, resolvedRowAxis) && !isResolvedRowDimDefined;
bool isColumnUndefined = !isStyleDimDefined(node, CSS_FLEX_DIRECTION_COLUMN) &&
isUndefined(node->layout.dimensions[dim[CSS_FLEX_DIRECTION_COLUMN]]);
// Let's not measure the text if we already know both dimensions
@@ -611,8 +616,8 @@ static void layoutNodeImpl(css_node_t *node, float parentMaxWidth, float parentM
float paddingAndBorderAxisMain = getPaddingAndBorderAxis(node, mainAxis);
float paddingAndBorderAxisCross = getPaddingAndBorderAxis(node, crossAxis);
bool isMainDimDefined = !isUndefined(node->layout.dimensions[dim[mainAxis]]);
bool isCrossDimDefined = !isUndefined(node->layout.dimensions[dim[crossAxis]]);
bool isMainDimDefined = isLayoutDimDefined(node, mainAxis);
bool isCrossDimDefined = isLayoutDimDefined(node, crossAxis);
bool isMainRowDirection = isRowDirection(mainAxis);
int i;
@@ -690,7 +695,7 @@ static void layoutNodeImpl(css_node_t *node, float parentMaxWidth, float parentM
if (alignItem == CSS_ALIGN_STRETCH &&
child->style.position_type == CSS_POSITION_RELATIVE &&
isCrossDimDefined &&
!isDimDefined(child, crossAxis)) {
!isStyleDimDefined(child, crossAxis)) {
child->layout.dimensions[dim[crossAxis]] = fmaxf(
boundAxis(child, crossAxis, node->layout.dimensions[dim[crossAxis]] -
paddingAndBorderAxisCross - getMarginAxis(child, crossAxis)),
@@ -712,8 +717,8 @@ static void layoutNodeImpl(css_node_t *node, float parentMaxWidth, float parentM
// 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 (!isUndefined(node->layout.dimensions[dim[axis]]) &&
!isDimDefined(child, axis) &&
if (isLayoutDimDefined(node, axis) &&
!isStyleDimDefined(child, axis) &&
isPosDefined(child, leading[axis]) &&
isPosDefined(child, trailing[axis])) {
child->layout.dimensions[dim[axis]] = fmaxf(
@@ -759,7 +764,7 @@ static void layoutNodeImpl(css_node_t *node, float parentMaxWidth, float parentM
maxHeight = CSS_UNDEFINED;
if (!isMainRowDirection) {
if (isDimDefined(node, resolvedRowAxis)) {
if (isLayoutDimDefined(node, resolvedRowAxis)) {
maxWidth = node->layout.dimensions[dim[resolvedRowAxis]] -
paddingAndBorderAxisResolvedRow;
} else {
@@ -768,7 +773,7 @@ static void layoutNodeImpl(css_node_t *node, float parentMaxWidth, float parentM
paddingAndBorderAxisResolvedRow;
}
} else {
if (isDimDefined(node, CSS_FLEX_DIRECTION_COLUMN)) {
if (isLayoutDimDefined(node, CSS_FLEX_DIRECTION_COLUMN)) {
maxHeight = node->layout.dimensions[dim[CSS_FLEX_DIRECTION_COLUMN]] -
paddingAndBorderAxisColumn;
} else {
@@ -819,7 +824,7 @@ static void layoutNodeImpl(css_node_t *node, float parentMaxWidth, float parentM
if (isSimpleStackCross &&
(child->style.position_type != CSS_POSITION_RELATIVE ||
(alignItem != CSS_ALIGN_STRETCH && alignItem != CSS_ALIGN_FLEX_START) ||
isUndefined(child->layout.dimensions[dim[crossAxis]]))) {
!isLayoutDimDefined(child, crossAxis))) {
isSimpleStackCross = false;
firstComplexCross = i;
}
@@ -902,7 +907,7 @@ static void layoutNodeImpl(css_node_t *node, float parentMaxWidth, float parentM
);
maxWidth = CSS_UNDEFINED;
if (isDimDefined(node, resolvedRowAxis)) {
if (isLayoutDimDefined(node, resolvedRowAxis)) {
maxWidth = node->layout.dimensions[dim[resolvedRowAxis]] -
paddingAndBorderAxisResolvedRow;
} else if (!isMainRowDirection) {
@@ -911,7 +916,7 @@ static void layoutNodeImpl(css_node_t *node, float parentMaxWidth, float parentM
paddingAndBorderAxisResolvedRow;
}
maxHeight = CSS_UNDEFINED;
if (isDimDefined(node, CSS_FLEX_DIRECTION_COLUMN)) {
if (isLayoutDimDefined(node, CSS_FLEX_DIRECTION_COLUMN)) {
maxHeight = node->layout.dimensions[dim[CSS_FLEX_DIRECTION_COLUMN]] -
paddingAndBorderAxisColumn;
} else if (isMainRowDirection) {
@@ -1031,7 +1036,7 @@ static void layoutNodeImpl(css_node_t *node, float parentMaxWidth, float parentM
if (alignItem == CSS_ALIGN_STRETCH) {
// You can only stretch if the dimension has not already been set
// previously.
if (isUndefined(child->layout.dimensions[dim[crossAxis]])) {
if (!isLayoutDimDefined(child, crossAxis)) {
child->layout.dimensions[dim[crossAxis]] = fmaxf(
boundAxis(child, crossAxis, containerCrossAxis -
paddingAndBorderAxisCross - getMarginAxis(child, crossAxis)),
@@ -1115,7 +1120,7 @@ static void layoutNodeImpl(css_node_t *node, float parentMaxWidth, float parentM
if (child->line_index != i) {
break;
}
if (!isUndefined(child->layout.dimensions[dim[crossAxis]])) {
if (isLayoutDimDefined(child, crossAxis)) {
lineHeight = fmaxf(
lineHeight,
child->layout.dimensions[dim[crossAxis]] + getMarginAxis(child, crossAxis)
@@ -1208,8 +1213,8 @@ static void layoutNodeImpl(css_node_t *node, float parentMaxWidth, float parentM
for (ii = 0; ii < 2; ii++) {
axis = (ii != 0) ? CSS_FLEX_DIRECTION_ROW : CSS_FLEX_DIRECTION_COLUMN;
if (!isUndefined(node->layout.dimensions[dim[axis]]) &&
!isDimDefined(currentAbsoluteChild, axis) &&
if (isLayoutDimDefined(node, axis) &&
!isStyleDimDefined(currentAbsoluteChild, axis) &&
isPosDefined(currentAbsoluteChild, leading[axis]) &&
isPosDefined(currentAbsoluteChild, trailing[axis])) {
currentAbsoluteChild->layout.dimensions[dim[axis]] = fmaxf(