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Properly handle degenerate aspect ratios (#30245)

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When a replaced element has a degenerate aspect ratio, it should be
handled as if that element did not have an aspect ratio according to
https://drafts.csswg.org/css-images/#natural-aspect-ratio.
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Martin Robinson 2023-08-30 11:00:18 +02:00 • committed by GitHub
parent 5e60088276
commit f25ab59406
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2 changed files with 35 additions and 29 deletions
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17
components/layout_2020/display_list/mod.rs
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@ -566,11 +566,7 @@ impl<'a> BuilderForBoxFragment<'a> {
match image {
Image::None => {},
Image::Gradient(ref gradient) => {
let intrinsic = IntrinsicSizes {
width: None,
height: None,
ratio: None,
};
let intrinsic = IntrinsicSizes::empty();
if let Some(layer) =
&background::layout_layer(self, &source, builder, index, intrinsic)
{
@ -607,13 +603,10 @@ impl<'a> BuilderForBoxFragment<'a> {
// FIXME: https://drafts.csswg.org/css-images-4/#the-image-resolution
let dppx = 1.0;
let intrinsic = IntrinsicSizes {
width: Some(Length::new(width as f32 / dppx)),
height: Some(Length::new(height as f32 / dppx)),
// FIXME https://github.com/w3c/csswg-drafts/issues/4572
ratio: Some(width as f32 / height as f32),
};
let intrinsic = IntrinsicSizes::from_width_and_height(
width as f32 / dppx,
height as f32 / dppx,
);
if let Some(layer) =
background::layout_layer(self, &source, builder, index, intrinsic)