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Make IndependentFormattingContext an enum
This commit is contained in:
Anthony Ramine
parent
07d8c28d4a
commit
db80b8e3c1
6 changed files with 183 additions and 163 deletions
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@ -723,7 +723,7 @@ where
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max_assign_in_flow_outer_content_sizes_to.is_some() &&
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!info.style.inline_size_is_length(),
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);
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let contents = IndependentFormattingContext::construct(
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let context = IndependentFormattingContext::construct(
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context,
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info,
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display_inside,
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@ -733,13 +733,13 @@ where
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);
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if let Some(to) = max_assign_in_flow_outer_content_sizes_to {
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to.max_assign(&sizing::outer_inline(
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&contents.style,
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&context.style(),
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not_actually_containing_block_writing_mode,
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|| contents.content_sizes.expect_inline().clone(),
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|| context.content_sizes(),
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))
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}
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(
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ArcRefCell::new(BlockLevelBox::Independent(contents)),
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ArcRefCell::new(BlockLevelBox::Independent(context)),
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ContainsFloats::No,
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)
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},
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@ -155,7 +155,7 @@ impl InlineFormattingContext {
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impl Computation<'_> {
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fn traverse(&mut self, inline_level_boxes: &[ArcRefCell<InlineLevelBox>]) {
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for inline_level_box in inline_level_boxes {
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match &*inline_level_box.borrow() {
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match &mut *inline_level_box.borrow_mut() {
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InlineLevelBox::InlineBox(inline_box) => {
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let padding =
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inline_box.style.padding(self.containing_block_writing_mode);
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@ -201,9 +201,9 @@ impl InlineFormattingContext {
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},
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InlineLevelBox::Atomic(atomic) => {
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let (outer, pc) = sizing::outer_inline_and_percentages(
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&atomic.style,
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&atomic.style(),
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self.containing_block_writing_mode,
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|| atomic.content_sizes.expect_inline().clone(),
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|| atomic.content_sizes(),
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);
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self.current_line.min_content += outer.min_content;
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self.current_line.max_content += outer.max_content;
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@ -295,7 +295,7 @@ impl InlineFormattingContext {
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InlineLevelBox::TextRun(run) => run.layout(layout_context, &mut ifc),
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InlineLevelBox::Atomic(a) => layout_atomic(layout_context, &mut ifc, a),
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InlineLevelBox::OutOfFlowAbsolutelyPositionedBox(box_) => {
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let style = AtomicRef::map(box_.borrow(), |box_| &box_.context.style);
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let style = AtomicRef::map(box_.borrow(), |box_| box_.context.style());
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let initial_start_corner =
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match Display::from(style.get_box().original_display) {
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Display::GeneratingBox(DisplayGeneratingBox::OutsideInside {
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@ -545,7 +545,8 @@ fn layout_atomic(
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ifc: &mut InlineFormattingContextState,
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atomic: &mut IndependentFormattingContext,
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) {
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let pbm = atomic.style.padding_border_margin(&ifc.containing_block);
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let style = atomic.style();
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let pbm = style.padding_border_margin(&ifc.containing_block);
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let margin = pbm.margin.auto_is(Length::zero);
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let pbm_sums = &(&pbm.padding + &pbm.border) + &margin;
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ifc.inline_position += pbm_sums.inline_start;
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@ -553,19 +554,24 @@ fn layout_atomic(
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block: pbm_sums.block_start,
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inline: ifc.inline_position - ifc.current_nesting_level.inline_start,
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};
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if atomic.style.clone_position().is_relative() {
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start_corner += &relative_adjustement(&atomic.style, ifc.containing_block)
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if style.clone_position().is_relative() {
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start_corner += &relative_adjustement(&style, ifc.containing_block)
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}
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let fragment = match atomic.contents.as_replaced() {
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Ok(replaced) => {
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let size =
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replaced.used_size_as_if_inline_element(ifc.containing_block, &atomic.style, &pbm);
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let fragments = replaced.make_fragments(&atomic.style, size.clone());
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let fragment = match atomic {
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IndependentFormattingContext::Replaced(replaced) => {
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let size = replaced.contents.used_size_as_if_inline_element(
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ifc.containing_block,
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&replaced.style,
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&pbm,
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);
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let fragments = replaced
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.contents
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.make_fragments(&replaced.style, size.clone());
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let content_rect = Rect { start_corner, size };
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BoxFragment::new(
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atomic.tag,
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atomic.style.clone(),
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replaced.tag,
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replaced.style.clone(),
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fragments,
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content_rect,
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pbm.padding,
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@ -574,12 +580,14 @@ fn layout_atomic(
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CollapsedBlockMargins::zero(),
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)
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},
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Err(non_replaced) => {
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let box_size = atomic.style.content_box_size(&ifc.containing_block, &pbm);
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let max_box_size = atomic
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IndependentFormattingContext::NonReplaced(non_replaced) => {
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let box_size = non_replaced
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.style
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.content_box_size(&ifc.containing_block, &pbm);
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let max_box_size = non_replaced
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.style
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.content_max_box_size(&ifc.containing_block, &pbm);
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let min_box_size = atomic
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let min_box_size = non_replaced
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.style
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.content_min_box_size(&ifc.containing_block, &pbm)
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.auto_is(Length::zero);
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@ -587,7 +595,7 @@ fn layout_atomic(
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// https://drafts.csswg.org/css2/visudet.html#inlineblock-width
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let tentative_inline_size = box_size.inline.auto_is(|| {
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let available_size = ifc.containing_block.inline_size - pbm_sums.inline_sum();
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atomic.content_sizes.shrink_to_fit(available_size)
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non_replaced.content_sizes.shrink_to_fit(available_size)
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});
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// https://drafts.csswg.org/css2/visudet.html#min-max-widths
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@ -599,7 +607,7 @@ fn layout_atomic(
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let containing_block_for_children = ContainingBlock {
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inline_size,
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block_size: box_size.block,
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style: &atomic.style,
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style: &non_replaced.style,
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};
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assert_eq!(
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ifc.containing_block.style.writing_mode,
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@ -635,8 +643,8 @@ fn layout_atomic(
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},
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};
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BoxFragment::new(
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atomic.tag,
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atomic.style.clone(),
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non_replaced.tag,
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non_replaced.style.clone(),
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independent_layout.fragments,
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content_rect,
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pbm.padding,
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@ -8,7 +8,9 @@ use crate::cell::ArcRefCell;
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use crate::context::LayoutContext;
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use crate::flow::float::{FloatBox, FloatContext};
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use crate::flow::inline::InlineFormattingContext;
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use crate::formatting_contexts::{IndependentFormattingContext, IndependentLayout, NonReplacedIFC};
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use crate::formatting_contexts::{
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IndependentFormattingContext, IndependentLayout, NonReplacedFormattingContext,
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};
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use crate::fragments::{
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AbsoluteOrFixedPositionedFragment, AnonymousFragment, BoxFragment, CollapsedBlockMargins,
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CollapsedMargin, Fragment, Tag,
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@ -288,32 +290,43 @@ impl BlockLevelBox {
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)
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},
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)),
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BlockLevelBox::Independent(independent) => {
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Fragment::Box(positioning_context.layout_maybe_position_relative_fragment(
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layout_context,
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containing_block,
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&independent.style,
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|positioning_context| match independent.contents.as_replaced() {
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Ok(replaced) => layout_in_flow_replaced_block_level(
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containing_block,
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independent.tag,
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&independent.style,
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replaced,
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),
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Err(non_replaced) => layout_in_flow_non_replaced_block_level(
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layout_context,
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positioning_context,
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containing_block,
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independent.tag,
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&independent.style,
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NonReplacedContents::EstablishesAnIndependentFormattingContext(
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non_replaced,
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),
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tree_rank,
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float_context,
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),
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},
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))
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BlockLevelBox::Independent(independent) => match independent {
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IndependentFormattingContext::Replaced(replaced) => {
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Fragment::Box(positioning_context.layout_maybe_position_relative_fragment(
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layout_context,
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containing_block,
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&replaced.style,
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|_positioning_context| {
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layout_in_flow_replaced_block_level(
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containing_block,
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replaced.tag,
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&replaced.style,
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&replaced.contents,
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)
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},
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))
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},
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IndependentFormattingContext::NonReplaced(non_replaced) => {
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Fragment::Box(positioning_context.layout_maybe_position_relative_fragment(
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layout_context,
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containing_block,
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&non_replaced.style,
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|positioning_context| {
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layout_in_flow_non_replaced_block_level(
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layout_context,
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positioning_context,
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containing_block,
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non_replaced.tag,
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&non_replaced.style,
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NonReplacedContents::EstablishesAnIndependentFormattingContext(
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non_replaced,
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),
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tree_rank,
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float_context,
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)
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},
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))
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},
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},
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BlockLevelBox::OutOfFlowAbsolutelyPositionedBox(box_) => {
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let hoisted_box = AbsolutelyPositionedBox::to_hoisted(
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@ -326,7 +339,7 @@ impl BlockLevelBox {
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positioning_context.push(hoisted_box);
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Fragment::AbsoluteOrFixedPositioned(AbsoluteOrFixedPositionedFragment {
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hoisted_fragment,
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position: box_.borrow().context.style.clone_position(),
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position: box_.borrow().context.style().clone_position(),
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})
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},
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BlockLevelBox::OutOfFlowFloatBox(_box_) => {
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@ -341,7 +354,7 @@ impl BlockLevelBox {
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enum NonReplacedContents<'a> {
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SameFormattingContextBlock(&'a BlockContainer),
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EstablishesAnIndependentFormattingContext(NonReplacedIFC<'a>),
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EstablishesAnIndependentFormattingContext(&'a NonReplacedFormattingContext),
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}
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/// https://drafts.csswg.org/css2/visudet.html#blockwidth
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