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style: simplify -servo-text-decorations-in-effect.

Browse source 
It's stupid.

Signed-off-by: Emilio Cobos Álvarez <emilio@crisal.io>
This commit is contained in:
Emilio Cobos Álvarez 2017-09-17 00:30:25 +02:00
parent 2c88248b87
commit 15a76b01c1
No known key found for this signature in database
GPG key ID: 056B727BB9C1027C
2 changed files with 34 additions and 51 deletions
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37
components/layout/display_list_builder.rs
View file

@ -2230,13 +2230,10 @@ impl FragmentDisplayListBuilding for Fragment {
// Create display items for text decorations.
let mut text_decorations = self.style()
let text_decorations =
self.style()
.get_inheritedtext()
._servo_text_decorations_in_effect;
// Note that the text decoration colors are always the same as the text color.
text_decorations.underline = text_decorations.underline.map(|_| text_color);
text_decorations.overline = text_decorations.overline.map(|_| text_color);
text_decorations.line_through = text_decorations.line_through.map(|_| text_color);
let stacking_relative_content_box =
LogicalRect::from_physical(self.style.writing_mode,
@ -2244,25 +2241,29 @@ impl FragmentDisplayListBuilding for Fragment {
container_size);
// Underline
if let Some(ref underline_color) = text_decorations.underline {
if text_decorations.underline {
let mut stacking_relative_box = stacking_relative_content_box;
stacking_relative_box.start.b = stacking_relative_content_box.start.b +
metrics.ascent - metrics.underline_offset;
stacking_relative_box.size.block = metrics.underline_size;
self.build_display_list_for_text_decoration(state,
underline_color,
self.build_display_list_for_text_decoration(
state,
&text_color,
&stacking_relative_box,
clip);
clip,
);
}
// Overline
if let Some(ref overline_color) = text_decorations.overline {
if text_decorations.overline {
let mut stacking_relative_box = stacking_relative_content_box;
stacking_relative_box.size.block = metrics.underline_size;
self.build_display_list_for_text_decoration(state,
overline_color,
self.build_display_list_for_text_decoration(
state,
&text_color,
&stacking_relative_box,
clip);
clip,
);
}
// Text
@ -2281,15 +2282,17 @@ impl FragmentDisplayListBuilding for Fragment {
// Line-Through
if let Some(ref line_through_color) = text_decorations.line_through {
if text_decorations.line_through {
let mut stacking_relative_box = stacking_relative_content_box;
stacking_relative_box.start.b = stacking_relative_box.start.b + metrics.ascent -
metrics.strikeout_offset;
stacking_relative_box.size.block = metrics.strikeout_size;
self.build_display_list_for_text_decoration(state,
line_through_color,
self.build_display_list_for_text_decoration(
state,
&text_color,
&stacking_relative_box,
clip);
clip,
);
}
// Pair all the PushTextShadows

38
components/style/properties/longhand/inherited_text.mako.rs
View file

@ -282,17 +282,16 @@ ${helpers.predefined_type("word-spacing",
need_clone="True" products="servo"
animation_value_type="none"
spec="Nonstandard (Internal property used by Servo)">
use cssparser::RGBA;
use std::fmt;
use style_traits::ToCss;
#[derive(Clone, Copy, Debug, PartialEq)]
#[derive(Clone, Copy, Debug, Default, PartialEq)]
#[cfg_attr(feature = "gecko", derive(MallocSizeOf))]
#[cfg_attr(feature = "servo", derive(HeapSizeOf))]
pub struct SpecifiedValue {
pub underline: Option<RGBA>,
pub overline: Option<RGBA>,
pub line_through: Option<RGBA>,
pub underline: bool,
pub overline: bool,
pub line_through: bool,
}
trivial_to_computed_value!(SpecifiedValue);
@ -310,19 +309,7 @@ ${helpers.predefined_type("word-spacing",
#[inline]
pub fn get_initial_value() -> computed_value::T {
SpecifiedValue {
underline: None,
overline: None,
line_through: None,
}
}
fn maybe(flag: bool, context: &Context) -> Option<RGBA> {
if flag {
Some(context.style().get_color().clone_color())
} else {
None
}
SpecifiedValue::default()
}
fn derive(context: &Context) -> computed_value::T {
@ -330,20 +317,13 @@ ${helpers.predefined_type("word-spacing",
// declarations in effect and add in the text decorations that this block specifies.
let mut result = match context.style().get_box().clone_display() {
super::display::computed_value::T::inline_block |
super::display::computed_value::T::inline_table => SpecifiedValue {
underline: None,
overline: None,
line_through: None,
},
super::display::computed_value::T::inline_table => get_initial_value(),
_ => context.builder.get_parent_inheritedtext().clone__servo_text_decorations_in_effect()
};
result.underline = maybe(context.style().get_text().has_underline()
|| result.underline.is_some(), context);
result.overline = maybe(context.style().get_text().has_overline()
|| result.overline.is_some(), context);
result.line_through = maybe(context.style().get_text().has_line_through()
|| result.line_through.is_some(), context);
result.underline |= context.style().get_text().has_underline();
result.overline |= context.style().get_text().has_overline();
result.line_through |= context.style().get_text().has_line_through();
result
}