layout: Allow inline elements to be containing blocks for

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

View file

@ -18,7 +18,7 @@ use block::{ISizeConstraintSolution, MarginsMayCollapseFlag};
use context::LayoutContext;
use floats::FloatKind;
use flow::{FlowClass, Flow, ImmutableFlowUtils};
use flow::{IMPACTED_BY_LEFT_FLOATS, IMPACTED_BY_RIGHT_FLOATS};
use flow::{IMPACTED_BY_LEFT_FLOATS, IMPACTED_BY_RIGHT_FLOATS, OpaqueFlow};
use fragment::{Fragment, FragmentBorderBoxIterator};
use model::MaybeAuto;
use table::{ColumnComputedInlineSize, ColumnIntrinsicInlineSize};
@ -27,7 +27,7 @@ use wrapper::ThreadSafeLayoutNode;
use geom::{Point2D, Rect};
use util::geometry::Au;
use util::logical_geometry::LogicalRect;
use util::logical_geometry::LogicalSize;
use std::cmp::{max, min};
use std::fmt;
use std::ops::Add;
@ -397,8 +397,8 @@ impl Flow for TableWrapperFlow {
self.block_flow.update_late_computed_block_position_if_necessary(block_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 build_display_list(&mut self, layout_context: &LayoutContext) {