ladybird/Libraries/LibWeb/CSS/StyleValues/BasicShapeStyleValue.h

121 lines
3.3 KiB
C++

/*
* Copyright (c) 2024, MacDue <macdue@dueutil.tech>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Variant.h>
#include <LibGfx/WindingRule.h>
#include <LibWeb/CSS/CSSStyleValue.h>
#include <LibWeb/CSS/LengthBox.h>
#include <LibWeb/CSS/PercentageOr.h>
#include <LibWeb/CSS/StyleValues/PositionStyleValue.h>
namespace Web::CSS {
struct Inset {
Gfx::Path to_path(CSSPixelRect reference_box, Layout::Node const&) const;
String to_string(CSSStyleValue::SerializationMode) const;
bool operator==(Inset const&) const = default;
LengthBox inset_box;
};
struct Xywh {
Gfx::Path to_path(CSSPixelRect reference_box, Layout::Node const&) const;
String to_string(CSSStyleValue::SerializationMode) const;
bool operator==(Xywh const&) const = default;
LengthPercentage x;
LengthPercentage y;
LengthPercentage width;
LengthPercentage height;
};
struct Rect {
Gfx::Path to_path(CSSPixelRect reference_box, Layout::Node const&) const;
String to_string(CSSStyleValue::SerializationMode) const;
bool operator==(Rect const&) const = default;
LengthBox box;
};
enum class FitSide {
ClosestSide,
FarthestSide,
};
using ShapeRadius = Variant<LengthPercentage, FitSide>;
struct Circle {
Gfx::Path to_path(CSSPixelRect reference_box, Layout::Node const&) const;
String to_string(CSSStyleValue::SerializationMode) const;
bool operator==(Circle const&) const = default;
ShapeRadius radius;
ValueComparingNonnullRefPtr<PositionStyleValue> position;
};
struct Ellipse {
Gfx::Path to_path(CSSPixelRect reference_box, Layout::Node const&) const;
String to_string(CSSStyleValue::SerializationMode) const;
bool operator==(Ellipse const&) const = default;
ShapeRadius radius_x;
ShapeRadius radius_y;
ValueComparingNonnullRefPtr<PositionStyleValue> position;
};
struct Polygon {
struct Point {
bool operator==(Point const&) const = default;
LengthPercentage x;
LengthPercentage y;
};
Gfx::Path to_path(CSSPixelRect reference_box, Layout::Node const&) const;
String to_string(CSSStyleValue::SerializationMode) const;
bool operator==(Polygon const&) const = default;
Gfx::WindingRule fill_rule;
Vector<Point> points;
};
// FIXME: Implement path(). See: https://www.w3.org/TR/css-shapes-1/#basic-shape-functions
using BasicShape = Variant<Inset, Xywh, Rect, Circle, Ellipse, Polygon>;
class BasicShapeStyleValue : public StyleValueWithDefaultOperators<BasicShapeStyleValue> {
public:
static ValueComparingNonnullRefPtr<BasicShapeStyleValue> create(BasicShape basic_shape)
{
return adopt_ref(*new (nothrow) BasicShapeStyleValue(move(basic_shape)));
}
virtual ~BasicShapeStyleValue() override;
BasicShape const& basic_shape() const { return m_basic_shape; }
virtual String to_string(SerializationMode) const override;
bool properties_equal(BasicShapeStyleValue const& other) const { return m_basic_shape == other.m_basic_shape; }
Gfx::Path to_path(CSSPixelRect reference_box, Layout::Node const&) const;
private:
BasicShapeStyleValue(BasicShape basic_shape)
: StyleValueWithDefaultOperators(Type::BasicShape)
, m_basic_shape(move(basic_shape))
{
}
BasicShape m_basic_shape;
};
}