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Implement serialization of linear-gradient the same ways as in Gecko

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Fernando Jiménez Moreno 2017-07-13 12:20:30 +02:00
parent 9d74ae890b
commit 6ae4bf6ee8
3 changed files with 81 additions and 49 deletions
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14
components/layout/display_list_builder.rs
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@ -56,7 +56,7 @@ use style::properties::longhands::border_image_repeat::computed_value::RepeatKey
use style::properties::style_structs;
use style::servo::restyle_damage::REPAINT;
use style::values::{Either, RGBA};
use style::values::computed::{Gradient, GradientItem, LengthOrPercentage};
use style::values::computed::{Angle, Gradient, GradientItem, LengthOrPercentage};
use style::values::computed::{LengthOrPercentageOrAuto, NumberOrPercentage, Position};
use style::values::computed::effects::SimpleShadow;
use style::values::computed::image::{EndingShape, LineDirection};
@ -1214,6 +1214,18 @@ impl FragmentDisplayListBuilding for Fragment {
-> display_list::Gradient {
let angle = match *direction {
LineDirection::Angle(angle) => angle.radians(),
LineDirection::Horizontal(x) => {
match x {
X::Left => Angle::Degree(270.).radians(),
X::Right => Angle::Degree(90.).radians(),
}
},
LineDirection::Vertical(y) => {
match y {
Y::Top => Angle::Degree(0.).radians(),
Y::Bottom => Angle::Degree(180.).radians(),
}
},
LineDirection::Corner(horizontal, vertical) => {
// This the angle for one of the diagonals of the box. Our angle
// will either be this one, this one + PI, or one of the other