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LibWeb: Interpolate xywh() function by computed value

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Tim Ledbetter 2025-09-13 14:01:53 +01:00 • committed by Sam Atkins
commit 0c89e86ff7
Notes: github-actions[bot] 2025-09-15 09:36:25 +00:00
3 changed files with 545 additions and 0 deletions
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10
Libraries/LibWeb/CSS/Interpolation.cpp
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@ -1220,6 +1220,16 @@ static RefPtr<StyleValue const> interpolate_value_impl(DOM::Element& element, Ca
return {};
return Inset { *interpolated_inset_box };
},
[&](Xywh const& from_xywh) -> Optional<BasicShape> {
auto& to_xywh = to_shape.get<Xywh>();
auto interpolated_x = interpolate_length_percentage(calculation_context, from_xywh.x, to_xywh.x, delta);
auto interpolated_y = interpolate_length_percentage(calculation_context, from_xywh.x, to_xywh.x, delta);
auto interpolated_width = interpolate_length_percentage(calculation_context, from_xywh.width, to_xywh.width, delta);
auto interpolated_height = interpolate_length_percentage(calculation_context, from_xywh.height, to_xywh.height, delta);
if (!interpolated_x.has_value() || !interpolated_y.has_value() || !interpolated_width.has_value() || !interpolated_height.has_value())
return {};
return Xywh { *interpolated_x, *interpolated_y, *interpolated_width, *interpolated_height };
},
[](auto&) -> Optional<BasicShape> {
return {};
});