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Remove concept of Layers from Servo

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Layers were a feature of the legacy drawing path. If we re-add them at
some point, it probably makes more sense to make them a product of
display list inspection.

This change also remove a bunch of dead painting code.
This commit is contained in:
Martin Robinson 2016-10-19 15:14:02 +02:00
parent e667e62f0c
commit ccb7ab926a
21 changed files with 57 additions and 745 deletions
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17
components/script_layout_interface/wrapper_traits.rs
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@ -6,7 +6,7 @@ use HTMLCanvasData;
use LayoutNodeType;
use OpaqueStyleAndLayoutData;
use SVGSVGData;
use gfx_traits::{ByteIndex, LayerId, LayerType};
use gfx_traits::ByteIndex;
use msg::constellation_msg::PipelineId;
use range::Range;
use restyle_damage::RestyleDamage;
@ -371,21 +371,6 @@ pub trait ThreadSafeLayoutNode: Clone + Copy + NodeInfo + PartialEq + Sized {
fn get_colspan(&self) -> u32;
fn layer_id(&self) -> LayerId {
let layer_type = match self.get_pseudo_element_type() {
PseudoElementType::Normal => LayerType::FragmentBody,
PseudoElementType::Before(_) => LayerType::BeforePseudoContent,
PseudoElementType::After(_) => LayerType::AfterPseudoContent,
PseudoElementType::DetailsSummary(_) => LayerType::FragmentBody,
PseudoElementType::DetailsContent(_) => LayerType::FragmentBody,
};
LayerId::new_of_type(layer_type, self.opaque().id() as usize)
}
fn layer_id_for_overflow_scroll(&self) -> LayerId {
LayerId::new_of_type(LayerType::OverflowScroll, self.opaque().id() as usize)
}
fn get_style_data(&self) -> Option<&AtomicRefCell<PersistentStyleData>>;
}