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LibWeb: Store RadialGradientStyleValue's position as PositionStyleValue

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Sam Atkins 2023-11-07 12:11:04 +00:00 • committed by Sam Atkins
parent 2ae53bc5eb
commit 5cf85d30aa
4 changed files with 19 additions and 16 deletions
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14
Userland/Libraries/LibWeb/CSS/Parser/GradientParsing.cpp
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@ -12,6 +12,7 @@
#include <LibWeb/CSS/Parser/Parser.h>
#include <LibWeb/CSS/StyleValues/ConicGradientStyleValue.h>
#include <LibWeb/CSS/StyleValues/LinearGradientStyleValue.h>
#include <LibWeb/CSS/StyleValues/PositionStyleValue.h>
#include <LibWeb/CSS/StyleValues/RadialGradientStyleValue.h>
namespace Web::CSS::Parser {
@ -403,7 +404,7 @@ RefPtr<StyleValue> Parser::parse_radial_gradient_function(ComponentValue const&
Size size = Extent::FarthestCorner;
EndingShape ending_shape = EndingShape::Circle;
PositionValue at_position = PositionValue::center();
RefPtr<PositionStyleValue> at_position;
auto parse_ending_shape = [&]() -> Optional<EndingShape> {
auto transaction = tokens.begin_transaction();
@ -495,10 +496,10 @@ RefPtr<StyleValue> Parser::parse_radial_gradient_function(ComponentValue const&
auto& token = tokens.peek_token();
if (token.is(Token::Type::Ident) && token.token().ident().equals_ignoring_ascii_case("at"sv)) {
(void)tokens.next_token();
auto position = parse_position(tokens);
if (!position.has_value())
auto position = parse_position_value(tokens);
if (!position)
return nullptr;
at_position = *position;
at_position = position;
expect_comma = true;
}
@ -513,7 +514,10 @@ RefPtr<StyleValue> Parser::parse_radial_gradient_function(ComponentValue const&
if (!color_stops.has_value())
return nullptr;
return RadialGradientStyleValue::create(ending_shape, size, at_position, move(*color_stops), repeating_gradient);
if (!at_position)
at_position = PositionStyleValue::create_center();
return RadialGradientStyleValue::create(ending_shape, size, at_position.release_nonnull(), move(*color_stops), repeating_gradient);
}
}

9
Userland/Libraries/LibWeb/CSS/StyleValues/RadialGradientStyleValue.cpp
View file

@ -8,6 +8,7 @@
*/
#include "RadialGradientStyleValue.h"
#include <LibWeb/CSS/StyleValues/PositionStyleValue.h>
#include <LibWeb/Layout/Node.h>
namespace Web::CSS {
@ -44,10 +45,8 @@ String RadialGradientStyleValue::to_string() const
builder.appendff("{} {}", ellipse_size.radius_a.to_string(), ellipse_size.radius_b.to_string());
});
if (m_properties.position != PositionValue::center()) {
builder.appendff(" at "sv);
m_properties.position.serialize(builder);
}
if (!m_properties.position->is_center())
builder.appendff(" at {}"sv, m_properties.position->to_string());
builder.append(", "sv);
serialize_color_stop_list(builder, m_properties.color_stop_list);
@ -189,7 +188,7 @@ CSSPixelSize RadialGradientStyleValue::resolve_size(Layout::Node const& node, CS
void RadialGradientStyleValue::resolve_for_size(Layout::NodeWithStyleAndBoxModelMetrics const& node, CSSPixelSize paint_size) const
{
CSSPixelRect gradient_box { { 0, 0 }, paint_size };
auto center = m_properties.position.resolved(node, gradient_box);
auto center = m_properties.position->resolved(node, gradient_box);
auto gradient_size = resolve_size(node, center, gradient_box);
if (m_resolved.has_value() && m_resolved->gradient_size == gradient_size)
return;

11
Userland/Libraries/LibWeb/CSS/StyleValues/RadialGradientStyleValue.h
View file

@ -11,7 +11,6 @@
#include <AK/Vector.h>
#include <LibWeb/CSS/Enums.h>
#include <LibWeb/CSS/Position.h>
#include <LibWeb/CSS/StyleValues/AbstractImageStyleValue.h>
#include <LibWeb/Painting/GradientPainting.h>
@ -44,10 +43,10 @@ public:
using Size = Variant<Extent, CircleSize, EllipseSize>;
static ValueComparingNonnullRefPtr<RadialGradientStyleValue> create(EndingShape ending_shape, Size size, PositionValue position, Vector<LinearColorStopListElement> color_stop_list, GradientRepeating repeating)
static ValueComparingNonnullRefPtr<RadialGradientStyleValue> create(EndingShape ending_shape, Size size, ValueComparingNonnullRefPtr<PositionStyleValue> position, Vector<LinearColorStopListElement> color_stop_list, GradientRepeating repeating)
{
VERIFY(color_stop_list.size() >= 2);
return adopt_ref(*new (nothrow) RadialGradientStyleValue(ending_shape, size, position, move(color_stop_list), repeating));
return adopt_ref(*new (nothrow) RadialGradientStyleValue(ending_shape, size, move(position), move(color_stop_list), repeating));
}
virtual String to_string() const override;
@ -72,16 +71,16 @@ public:
virtual ~RadialGradientStyleValue() override = default;
private:
RadialGradientStyleValue(EndingShape ending_shape, Size size, PositionValue position, Vector<LinearColorStopListElement> color_stop_list, GradientRepeating repeating)
RadialGradientStyleValue(EndingShape ending_shape, Size size, ValueComparingNonnullRefPtr<PositionStyleValue> position, Vector<LinearColorStopListElement> color_stop_list, GradientRepeating repeating)
: AbstractImageStyleValue(Type::RadialGradient)
, m_properties { .ending_shape = ending_shape, .size = size, .position = position, .color_stop_list = move(color_stop_list), .repeating = repeating }
, m_properties { .ending_shape = ending_shape, .size = size, .position = move(position), .color_stop_list = move(color_stop_list), .repeating = repeating }
{
}
struct Properties {
EndingShape ending_shape;
Size size;
PositionValue position;
ValueComparingNonnullRefPtr<PositionStyleValue> position;
Vector<LinearColorStopListElement> color_stop_list;
GradientRepeating repeating;
bool operator==(Properties const&) const = default;

1
Userland/Libraries/LibWeb/Painting/GradientPainting.cpp
View file

@ -8,6 +8,7 @@
#include <LibGfx/Gradients.h>
#include <LibWeb/CSS/StyleValues/ConicGradientStyleValue.h>
#include <LibWeb/CSS/StyleValues/LinearGradientStyleValue.h>
#include <LibWeb/CSS/StyleValues/PositionStyleValue.h>
#include <LibWeb/CSS/StyleValues/RadialGradientStyleValue.h>
#include <LibWeb/Layout/Node.h>
#include <LibWeb/Painting/GradientPainting.h>