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b394727ff6
This continues #36835 Changelog: - Upstream:ca369cbc83...7e2201c32c- Servo fixups:f387e6396c...2e1f66b068Stylo tracking issue: https://github.com/servo/stylo/issues/200 --------- Signed-off-by: Oriol Brufau <obrufau@igalia.com>
93 lines
3.5 KiB
Rust
93 lines
3.5 KiB
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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use style::properties::longhands::list_style_type::computed_value::T as ListStyleType;
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use style::properties::style_structs;
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use style::values::computed::Image;
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use crate::context::LayoutContext;
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use crate::dom_traversal::{NodeAndStyleInfo, PseudoElementContentItem};
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use crate::replaced::ReplacedContents;
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/// <https://drafts.csswg.org/css-lists/#content-property>
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pub(crate) fn make_marker<'dom>(
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context: &LayoutContext,
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info: &NodeAndStyleInfo<'dom>,
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) -> Option<(NodeAndStyleInfo<'dom>, Vec<PseudoElementContentItem>)> {
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let marker_info = info.pseudo(context, style::selector_parser::PseudoElement::Marker)?;
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let style = &marker_info.style;
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let list_style = style.get_list();
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// https://drafts.csswg.org/css-lists/#marker-image
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let marker_image = || match &list_style.list_style_image {
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Image::Url(url) => Some(vec![
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PseudoElementContentItem::Replaced(ReplacedContents::from_image_url(
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marker_info.node,
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context,
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url,
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)?),
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PseudoElementContentItem::Text(" ".into()),
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]),
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// XXX: Non-None image types unimplemented.
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Image::ImageSet(..) |
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Image::Gradient(..) |
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Image::CrossFade(..) |
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Image::PaintWorklet(..) |
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Image::None => None,
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Image::LightDark(..) => unreachable!("light-dark() should be disabled"),
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};
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let content = marker_image().or_else(|| {
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Some(vec![PseudoElementContentItem::Text(
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marker_string(list_style)?.into(),
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)])
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})?;
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Some((marker_info, content))
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}
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/// <https://drafts.csswg.org/css-lists/#marker-string>
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fn marker_string(style: &style_structs::List) -> Option<&'static str> {
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match style.list_style_type {
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ListStyleType::None => None,
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// TODO: Using non-breaking space here is a bit of a hack to give a bit of margin to outside
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// markers, but really we should be setting `white-space: pre` on them instead.
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// See https://github.com/w3c/csswg-drafts/issues/4891.
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ListStyleType::Disc => Some("•\u{00a0}"),
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ListStyleType::Circle => Some("◦\u{00a0}"),
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ListStyleType::Square => Some("▪\u{00a0}"),
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ListStyleType::DisclosureOpen => Some("▾\u{00a0}"),
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ListStyleType::DisclosureClosed => Some("‣\u{00a0}"),
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ListStyleType::Decimal |
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ListStyleType::LowerAlpha |
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ListStyleType::UpperAlpha |
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ListStyleType::ArabicIndic |
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ListStyleType::Bengali |
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ListStyleType::Cambodian |
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ListStyleType::CjkDecimal |
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ListStyleType::Devanagari |
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ListStyleType::Gujarati |
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ListStyleType::Gurmukhi |
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ListStyleType::Kannada |
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ListStyleType::Khmer |
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ListStyleType::Lao |
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ListStyleType::Malayalam |
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ListStyleType::Mongolian |
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ListStyleType::Myanmar |
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ListStyleType::Oriya |
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ListStyleType::Persian |
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ListStyleType::Telugu |
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ListStyleType::Thai |
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ListStyleType::Tibetan |
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ListStyleType::CjkEarthlyBranch |
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ListStyleType::CjkHeavenlyStem |
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ListStyleType::LowerGreek |
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ListStyleType::Hiragana |
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ListStyleType::HiraganaIroha |
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ListStyleType::Katakana |
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ListStyleType::KatakanaIroha => {
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// TODO: Implement support for counters.
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None
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},
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}
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}
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