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LibWeb: Store background layers in ComputedValues

Instead of storing these as individual `background-foo` properties, we
combine them together into layers, since that is how they will be
painted. It also makes it more convenient to pass them around.
This commit is contained in:
Sam Atkins 2021-11-12 12:11:01 +00:00 committed by Andreas Kling
parent 64d805a027
commit cdeac132dc
6 changed files with 86 additions and 1 deletions

View file

@ -72,6 +72,7 @@ void Box::paint_background(PaintContext& context)
Gfx::IntRect background_rect;
Color background_color = computed_values().background_color();
auto* background_layers = &computed_values().background_layers();
const Gfx::Bitmap* background_image = this->background_image() ? this->background_image()->bitmap() : nullptr;
CSS::BackgroundRepeatData background_repeat = computed_values().background_repeat();
@ -82,6 +83,7 @@ void Box::paint_background(PaintContext& context)
// Section 2.11.2: If the computed value of background-image on the root element is none and its background-color is transparent,
// user agents must instead propagate the computed values of the background properties from that elements first HTML BODY child element.
if (document().html_element()->should_use_body_background_properties()) {
background_layers = document().background_layers();
background_color = document().background_color(context.palette());
background_image = document().background_image();
background_repeat = { document().background_repeat_x(), document().background_repeat_y() };