Keep track of the containing block writing mode.

This is necessary for correctly converting `relative_containing_block_size`
to physical coordinates.
This commit is contained in:
Matt Brubeck 2015-03-05 08:43:36 -08:00
parent 8221bfc3ef
commit cabbbcc978
5 changed files with 38 additions and 4 deletions

View file

@ -34,7 +34,7 @@ use msg::constellation_msg::{ConstellationChan, Msg, PipelineId, SubpageId};
use net::image::holder::ImageHolder;
use net::local_image_cache::LocalImageCache;
use util::geometry::{self, Au, ZERO_POINT};
use util::logical_geometry::{LogicalRect, LogicalSize, LogicalMargin};
use util::logical_geometry::{LogicalRect, LogicalSize, LogicalMargin, WritingMode};
use util::range::*;
use util::smallvec::SmallVec;
use util::str::is_whitespace;
@ -1973,10 +1973,11 @@ impl Fragment {
pub fn stacking_relative_border_box(&self,
stacking_relative_flow_origin: &Point2D<Au>,
relative_containing_block_size: &LogicalSize<Au>,
relative_containing_block_mode: WritingMode,
coordinate_system: CoordinateSystem)
-> Rect<Au> {
// FIXME (mbrubeck): Get the real container size, taking vertical writing modes into account.
let container_size = Size2D(relative_containing_block_size.inline, relative_containing_block_size.block);
let container_size =
relative_containing_block_size.to_physical(relative_containing_block_mode);
let border_box = self.border_box.to_physical(self.style.writing_mode, container_size);
if coordinate_system == CoordinateSystem::Self && self.establishes_stacking_context() {
return Rect(ZERO_POINT, border_box.size)