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Improve readability of flow tree dump

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Use the PrintTree utility to improve the readability of flow tree
dumps. Blocks and fragments are now split over two dump levels, because
otherwise they are impenetrable. Also start printing the restyle damage of
fragments.
This commit is contained in:
Martin Robinson 2015-11-20 17:14:16 -08:00
parent 711f516d80
commit 8dd664a438
13 changed files with 149 additions and 61 deletions
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5
components/layout/table.rs
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@ -30,6 +30,7 @@ use table_row::{TableRowFlow};
use table_row::{self, CellIntrinsicInlineSize, CollapsedBorder, CollapsedBorderProvenance};
use table_wrapper::TableLayout;
use util::logical_geometry::LogicalSize;
use util::print_tree::PrintTree;
/// 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,
@ -549,6 +550,10 @@ impl Flow for TableFlow {
fn mutate_fragments(&mut self, mutator: &mut FnMut(&mut Fragment)) {
self.block_flow.mutate_fragments(mutator)
}
fn print_extra_flow_children(&self, print_tree: &mut PrintTree) {
self.block_flow.print_extra_flow_children(print_tree);
}
}
impl fmt::Debug for TableFlow {