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layout: Allow inline elements to be containing blocks for

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absolutely-positioned elements.

This also implements a little bit of the infrastructure needed to
support for fragmentation via support for multiple positioned fragments
in one flow.

Improves Google.
This commit is contained in:
Patrick Walton 2015-04-30 16:44:59 -07:00
parent b3b9deafa7
commit 1f0b5889da
19 changed files with 592 additions and 241 deletions
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8
components/layout/table.rs
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@ -11,7 +11,7 @@ use block::{ISizeConstraintInput, ISizeConstraintSolution};
use context::LayoutContext;
use display_list_builder::{BlockFlowDisplayListBuilding, BorderPaintingMode};
use flow::{self, Flow, FlowClass, IMPACTED_BY_LEFT_FLOATS, IMPACTED_BY_RIGHT_FLOATS};
use flow::{ImmutableFlowUtils};
use flow::{ImmutableFlowUtils, OpaqueFlow};
use fragment::{Fragment, FragmentBorderBoxIterator};
use incremental::{REFLOW, REFLOW_OUT_OF_FLOW};
use layout_debug;
@ -32,7 +32,7 @@ use style::properties::ComputedValues;
use style::values::CSSFloat;
use style::values::computed::LengthOrPercentageOrAuto;
use util::geometry::Au;
use util::logical_geometry::LogicalRect;
use util::logical_geometry::LogicalSize;
/// A table flow corresponded to the table's internal table fragment under a table wrapper flow.
/// The properties `position`, `float`, and `margin-*` are used on the table wrapper fragment,
@ -507,8 +507,8 @@ impl Flow for TableFlow {
self.block_flow.compute_absolute_position()
}
fn generated_containing_block_rect(&self) -> LogicalRect<Au> {
self.block_flow.generated_containing_block_rect()
fn generated_containing_block_size(&self, flow: OpaqueFlow) -> LogicalSize<Au> {
self.block_flow.generated_containing_block_size(flow)
}
fn update_late_computed_inline_position_if_necessary(&mut self, inline_position: Au) {