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LibWeb: Make StyleValue::to_color() take a Node instead of the Document

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This is in preparation for the `currentcolor` value, which needs to know
what Node it's on so it can check the `color`.
This commit is contained in:
Sam Atkins 2021-09-16 19:20:20 +01:00 • committed by Andreas Kling
parent 8657148194
commit 86f78bff2a
6 changed files with 18 additions and 17 deletions
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4
Userland/Libraries/LibWeb/CSS/StyleProperties.cpp
View file

@ -105,12 +105,12 @@ LengthBox StyleProperties::length_box(CSS::PropertyID left_id, CSS::PropertyID t
return box;
}
Color StyleProperties::color_or_fallback(CSS::PropertyID id, const DOM::Document& document, Color fallback) const
Color StyleProperties::color_or_fallback(CSS::PropertyID id, Layout::NodeWithStyle const& node, Color fallback) const
{
auto value = property(id);
if (!value.has_value())
return fallback;
return value.value()->to_color(document);
return value.value()->to_color(node);
}
void StyleProperties::load_font(Layout::Node const& node) const

2
Userland/Libraries/LibWeb/CSS/StyleProperties.h
View file

@ -39,7 +39,7 @@ public:
Length length_or_fallback(CSS::PropertyID, const Length& fallback) const;
LengthBox length_box(CSS::PropertyID left_id, CSS::PropertyID top_id, CSS::PropertyID right_id, CSS::PropertyID bottom_id, const CSS::Length& default_value) const;
Color color_or_fallback(CSS::PropertyID, const DOM::Document&, Color fallback) const;
Color color_or_fallback(CSS::PropertyID, Layout::NodeWithStyle const&, Color fallback) const;
Optional<CSS::TextAlign> text_align() const;
CSS::Display display() const;
Optional<CSS::Float> float_() const;

3
Userland/Libraries/LibWeb/CSS/StyleValue.cpp
View file

@ -31,8 +31,9 @@ String IdentifierStyleValue::to_string() const
return CSS::string_from_value_id(m_id);
}
Color IdentifierStyleValue::to_color(const DOM::Document& document) const
Color IdentifierStyleValue::to_color(Layout::NodeWithStyle const& node) const
{
auto& document = node.document();
if (id() == CSS::ValueID::LibwebLink)
return document.link_color();

6
Userland/Libraries/LibWeb/CSS/StyleValue.h
View file

@ -286,7 +286,7 @@ public:
virtual String to_string() const = 0;
virtual Length to_length() const { return {}; }
virtual Color to_color(const DOM::Document&) const { return {}; }
virtual Color to_color(Layout::NodeWithStyle const&) const { return {}; }
CSS::ValueID to_identifier() const;
@ -607,7 +607,7 @@ public:
Color color() const { return m_color; }
String to_string() const override { return m_color.to_string(); }
Color to_color(const DOM::Document&) const override { return m_color; }
Color to_color(Layout::NodeWithStyle const&) const override { return m_color; }
virtual bool equals(const StyleValue& other) const override
{
@ -637,7 +637,7 @@ public:
CSS::ValueID id() const { return m_id; }
virtual String to_string() const override;
virtual Color to_color(const DOM::Document&) const override;
virtual Color to_color(Layout::NodeWithStyle const& node) const override;
virtual bool equals(const StyleValue& other) const override
{

10
Userland/Libraries/LibWeb/DOM/Element.cpp
View file

@ -175,7 +175,7 @@ enum class StyleDifference {
NeedsRelayout,
};
static StyleDifference compute_style_difference(const CSS::StyleProperties& old_style, const CSS::StyleProperties& new_style, const Document& document)
static StyleDifference compute_style_difference(CSS::StyleProperties const& old_style, CSS::StyleProperties const& new_style, Layout::NodeWithStyle const& node)
{
if (old_style == new_style)
return StyleDifference::None;
@ -186,9 +186,9 @@ static StyleDifference compute_style_difference(const CSS::StyleProperties& old_
if (new_style.display() != old_style.display())
needs_relayout = true;
if (new_style.color_or_fallback(CSS::PropertyID::Color, document, Color::Black) != old_style.color_or_fallback(CSS::PropertyID::Color, document, Color::Black))
if (new_style.color_or_fallback(CSS::PropertyID::Color, node, Color::Black) != old_style.color_or_fallback(CSS::PropertyID::Color, node, Color::Black))
needs_repaint = true;
else if (new_style.color_or_fallback(CSS::PropertyID::BackgroundColor, document, Color::Black) != old_style.color_or_fallback(CSS::PropertyID::BackgroundColor, document, Color::Black))
else if (new_style.color_or_fallback(CSS::PropertyID::BackgroundColor, node, Color::Black) != old_style.color_or_fallback(CSS::PropertyID::BackgroundColor, node, Color::Black))
needs_repaint = true;
if (needs_relayout)
@ -215,8 +215,8 @@ void Element::recompute_style()
}
auto diff = StyleDifference::NeedsRelayout;
if (old_specified_css_values)
diff = compute_style_difference(*old_specified_css_values, *new_specified_css_values, document());
if (old_specified_css_values && layout_node())
diff = compute_style_difference(*old_specified_css_values, *new_specified_css_values, *layout_node());
if (diff == StyleDifference::None)
return;
layout_node()->apply_style(*new_specified_css_values);

10
Userland/Libraries/LibWeb/Layout/Node.cpp
View file

@ -321,8 +321,8 @@ void NodeWithStyle::apply_style(const CSS::StyleProperties& specified_style)
if (auto list_style_type = specified_style.list_style_type(); list_style_type.has_value())
computed_values.set_list_style_type(list_style_type.value());
computed_values.set_color(specified_style.color_or_fallback(CSS::PropertyID::Color, document(), Color::Black));
computed_values.set_background_color(specified_style.color_or_fallback(CSS::PropertyID::BackgroundColor, document(), Color::Transparent));
computed_values.set_color(specified_style.color_or_fallback(CSS::PropertyID::Color, *this, Color::Black));
computed_values.set_background_color(specified_style.color_or_fallback(CSS::PropertyID::BackgroundColor, *this, Color::Transparent));
computed_values.set_z_index(specified_style.z_index());
computed_values.set_opacity(specified_style.opacity());
@ -348,7 +348,7 @@ void NodeWithStyle::apply_style(const CSS::StyleProperties& specified_style)
computed_values.set_box_shadow(specified_style.box_shadow());
auto do_border_style = [&](CSS::BorderData& border, CSS::PropertyID width_property, CSS::PropertyID color_property, CSS::PropertyID style_property) {
border.color = specified_style.color_or_fallback(color_property, document(), Color::Transparent);
border.color = specified_style.color_or_fallback(color_property, *this, Color::Transparent);
border.line_style = specified_style.line_style(style_property).value_or(CSS::LineStyle::None);
if (border.line_style == CSS::LineStyle::None)
border.width = 0;
@ -362,9 +362,9 @@ void NodeWithStyle::apply_style(const CSS::StyleProperties& specified_style)
do_border_style(computed_values.border_bottom(), CSS::PropertyID::BorderBottomWidth, CSS::PropertyID::BorderBottomColor, CSS::PropertyID::BorderBottomStyle);
if (auto fill = specified_style.property(CSS::PropertyID::Fill); fill.has_value())
computed_values.set_fill(fill.value()->to_color(document()));
computed_values.set_fill(fill.value()->to_color(*this));
if (auto stroke = specified_style.property(CSS::PropertyID::Stroke); stroke.has_value())
computed_values.set_stroke(stroke.value()->to_color(document()));
computed_values.set_stroke(stroke.value()->to_color(*this));
if (auto stroke_width = specified_style.property(CSS::PropertyID::StrokeWidth); stroke_width.has_value()) {
// FIXME: Converting to pixels isn't really correct - values should be in "user units"
// https://svgwg.org/svg2-draft/coords.html#TermUserUnits