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style: remove ComputedStyle::do_cascade_property.

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It's defined to be the same in both Servo and Gecko, so it's pointless right
now.
This commit is contained in:
Emilio Cobos Álvarez 2017-01-01 18:44:11 +01:00
parent 32eca899e6
commit 577bd15277
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GPG key ID: 056B727BB9C1027C
2 changed files with 50 additions and 64 deletions
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12
components/style/properties/gecko.mako.rs
View file

@ -50,7 +50,6 @@ use gecko::values::GeckoStyleCoordConvertible;
use gecko::values::round_border_to_device_pixels;
use gecko::values::StyleCoordHelpers;
use logical_geometry::WritingMode;
use properties::CascadePropertyFn;
use properties::longhands;
use std::fmt::{self, Debug};
use std::mem::{transmute, zeroed};
@ -146,11 +145,6 @@ impl ComputedValues {
set_raw_initial_values(ptr::null_mut());
}
#[inline]
pub fn do_cascade_property<F: FnOnce(&[CascadePropertyFn])>(f: F) {
f(&CASCADE_PROPERTY)
}
% for style_struct in data.style_structs:
#[inline]
pub fn clone_${style_struct.name_lower}(&self) -> Arc<style_structs::${style_struct.name}> {
@ -2663,9 +2657,3 @@ unsafe fn raw_initial_values() -> *mut ComputedValues {
unsafe fn set_raw_initial_values(v: *mut ComputedValues) {
INITIAL_VALUES_STORAGE.store(v as usize, Ordering::Relaxed);
}
static CASCADE_PROPERTY: [CascadePropertyFn; ${len(data.longhands)}] = [
% for property in data.longhands:
longhands::${property.ident}::cascade_property,
% endfor
];

102
components/style/properties/properties.mako.rs
View file

@ -1691,60 +1691,58 @@ pub fn apply_declarations<'a, F, I>(viewport_size: Size2D<Au>,
//
// To improve i-cache behavior, we outline the individual functions and use
// virtual dispatch instead.
ComputedValues::do_cascade_property(|cascade_property| {
% for category_to_cascade_now in ["early", "other"]:
for declaration in iter_declarations() {
let longhand_id = match declaration.id() {
PropertyDeclarationId::Longhand(id) => id,
PropertyDeclarationId::Custom(..) => continue,
};
% for category_to_cascade_now in ["early", "other"]:
for declaration in iter_declarations() {
let longhand_id = match declaration.id() {
PropertyDeclarationId::Longhand(id) => id,
PropertyDeclarationId::Custom(..) => continue,
};
// The computed value of some properties depends on the
// (sometimes computed) value of *other* properties.
//
// So we classify properties into "early" and "other", such that
// the only dependencies can be from "other" to "early".
//
// We iterate applicable_declarations twice, first cascading
// "early" properties then "other".
//
// Unfortunately, it’s not easy to check that this
// classification is correct.
let is_early_property = matches!(*declaration,
PropertyDeclaration::FontSize(_) |
PropertyDeclaration::FontFamily(_) |
PropertyDeclaration::Color(_) |
PropertyDeclaration::Position(_) |
PropertyDeclaration::Float(_) |
PropertyDeclaration::TextDecoration${'' if product == 'servo' else 'Line'}(_) |
PropertyDeclaration::WritingMode(_) |
PropertyDeclaration::Direction(_) |
PropertyDeclaration::TextOrientation(_)
);
if
% if category_to_cascade_now == "early":
!
% endif
is_early_property
{
continue
}
let discriminant = longhand_id as usize;
(cascade_property[discriminant])(declaration,
inherited_style,
&mut context,
&mut seen,
&mut cacheable,
&mut cascade_info,
&mut error_reporter);
// The computed value of some properties depends on the
// (sometimes computed) value of *other* properties.
//
// So we classify properties into "early" and "other", such that
// the only dependencies can be from "other" to "early".
//
// We iterate applicable_declarations twice, first cascading
// "early" properties then "other".
//
// Unfortunately, it’s not easy to check that this
// classification is correct.
let is_early_property = matches!(*declaration,
PropertyDeclaration::FontSize(_) |
PropertyDeclaration::FontFamily(_) |
PropertyDeclaration::Color(_) |
PropertyDeclaration::Position(_) |
PropertyDeclaration::Float(_) |
PropertyDeclaration::TextDecoration${'' if product == 'servo' else 'Line'}(_) |
PropertyDeclaration::WritingMode(_) |
PropertyDeclaration::Direction(_) |
PropertyDeclaration::TextOrientation(_)
);
if
% if category_to_cascade_now == "early":
!
% endif
is_early_property
{
continue
}
% if category_to_cascade_now == "early":
let mode = get_writing_mode(context.style.get_inheritedbox());
context.style.set_writing_mode(mode);
% endif
% endfor
});
let discriminant = longhand_id as usize;
(CASCADE_PROPERTY[discriminant])(declaration,
inherited_style,
&mut context,
&mut seen,
&mut cacheable,
&mut cascade_info,
&mut error_reporter);
}
% if category_to_cascade_now == "early":
let mode = get_writing_mode(context.style.get_inheritedbox());
context.style.set_writing_mode(mode);
% endif
% endfor
let mut style = context.style;