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LibWeb: Allow LengthPercentage to hold a calculated value

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Most of the time, we cannot resolve a `calc()` expression until we go to
use it. Since any `<length-percentage>` can legally be a `calc
()`, let's store it in `LengthPercentage` rather than make every single
user care about this distinction.
This commit is contained in:
Sam Atkins 2022-01-27 14:38:59 +00:00 • committed by Andreas Kling
parent f0fb84dfcb
commit ce0de4b2b4
11 changed files with 145 additions and 107 deletions
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12
Userland/Libraries/LibWeb/Painting/BackgroundPainting.cpp
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@ -88,20 +88,20 @@ void paint_background(PaintContext& context, Layout::NodeWithStyleAndBoxModelMet
width = image.width();
height = image.height();
} else if (x_is_auto) {
height = layer.size_y.resolved(CSS::Length::make_px(background_positioning_area.height()))
height = layer.size_y.resolved(layout_node, CSS::Length::make_px(background_positioning_area.height()))
.resolved_or_zero(layout_node)
.to_px(layout_node);
width = roundf(image.width() * ((float)height / (float)image.height()));
} else if (y_is_auto) {
width = layer.size_x.resolved(CSS::Length::make_px(background_positioning_area.width()))
width = layer.size_x.resolved(layout_node, CSS::Length::make_px(background_positioning_area.width()))
.resolved_or_zero(layout_node)
.to_px(layout_node);
height = roundf(image.height() * ((float)width / (float)image.width()));
} else {
width = layer.size_x.resolved(CSS::Length::make_px(background_positioning_area.width()))
width = layer.size_x.resolved(layout_node, CSS::Length::make_px(background_positioning_area.width()))
.resolved_or_zero(layout_node)
.to_px(layout_node);
height = layer.size_y.resolved(CSS::Length::make_px(background_positioning_area.height()))
height = layer.size_y.resolved(layout_node, CSS::Length::make_px(background_positioning_area.height()))
.resolved_or_zero(layout_node)
.to_px(layout_node);
}
@ -143,7 +143,7 @@ void paint_background(PaintContext& context, Layout::NodeWithStyleAndBoxModelMet
int space_y = background_positioning_area.height() - image_rect.height();
// Position
int offset_x = layer.position_offset_x.resolved(CSS::Length::make_px(space_x))
int offset_x = layer.position_offset_x.resolved(layout_node, CSS::Length::make_px(space_x))
.resolved_or_zero(layout_node)
.to_px(layout_node);
if (layer.position_edge_x == CSS::PositionEdge::Right) {
@ -152,7 +152,7 @@ void paint_background(PaintContext& context, Layout::NodeWithStyleAndBoxModelMet
image_rect.set_left(background_positioning_area.left() + offset_x);
}
int offset_y = layer.position_offset_y.resolved(CSS::Length::make_px(space_y))
int offset_y = layer.position_offset_y.resolved(layout_node, CSS::Length::make_px(space_y))
.resolved_or_zero(layout_node)
.to_px(layout_node);
if (layer.position_edge_y == CSS::PositionEdge::Bottom) {