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Adds support for table layout trace and updates viewer for tables.

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This commit is contained in:
Glenn Watson 2014-09-19 14:41:15 +10:00
parent b11a110e85
commit 0d0d2365aa
9 changed files with 118 additions and 10 deletions
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11
components/layout/table_cell.rs
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@ -11,6 +11,7 @@ use context::LayoutContext;
use flow::{TableCellFlowClass, FlowClass, Flow};
use fragment::Fragment;
use model::{MaybeAuto};
use layout_debug;
use table::InternalTable;
use wrapper::ThreadSafeLayoutNode;
@ -18,6 +19,7 @@ use servo_util::geometry::Au;
use std::fmt;
/// A table formatting context.
#[deriving(Encodable)]
pub struct TableCellFlow {
/// Data common to all flows.
pub block_flow: BlockFlow,
@ -64,12 +66,19 @@ impl Flow for TableCellFlow {
self
}
fn as_immutable_table_cell<'a>(&'a self) -> &'a TableCellFlow {
self
}
fn as_block<'a>(&'a mut self) -> &'a mut BlockFlow {
&mut self.block_flow
}
/// Minimum/preferred inline-sizes set by this function are used in automatic table layout calculation.
fn bubble_inline_sizes(&mut self, ctx: &LayoutContext) {
let _scope = layout_debug_scope!("table_cell::bubble_inline_sizes {:s}",
self.block_flow.base.debug_id());
self.block_flow.bubble_inline_sizes(ctx);
let specified_inline_size = MaybeAuto::from_style(self.block_flow.fragment.style().content_inline_size(),
Au::new(0)).specified_or_zero();
@ -86,6 +95,8 @@ impl Flow for TableCellFlow {
/// Recursively (top-down) determines the actual inline-size of child contexts and fragments. When
/// called on this context, the context has had its inline-size set by the parent table row.
fn assign_inline_sizes(&mut self, ctx: &LayoutContext) {
let _scope = layout_debug_scope!("table_cell::assign_inline_sizes {:s}",
self.block_flow.base.debug_id());
debug!("assign_inline_sizes({}): assigning inline_size for flow", "table_cell");
// The position was set to the column inline-size by the parent flow, table row flow.