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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/HashMap.h>
#include <AK/NonnullRefPtr.h>
#include <LibGfx/Font/Font.h>
#include <LibGfx/Forward.h>
#include <LibWeb/CSS/ComputedValues.h>
#include <LibWeb/CSS/LengthBox.h>
#include <LibWeb/CSS/StyleValue.h>
namespace Web::CSS {
class StyleProperties : public RefCounted<StyleProperties> {
public:
StyleProperties() = default;
explicit StyleProperties(StyleProperties const&);
static NonnullRefPtr<StyleProperties> create() { return adopt_ref(*new StyleProperties); }
NonnullRefPtr<StyleProperties> clone() const;
template<typename Callback>
inline void for_each_property(Callback callback) const
{
for (size_t i = 0; i < m_property_values.size(); ++i) {
if (m_property_values[i])
callback((CSS::PropertyID)i, *m_property_values[i]);
}
}
auto& properties() { return m_property_values; }
auto const& properties() const { return m_property_values; }
void set_property(CSS::PropertyID, NonnullRefPtr<StyleValue> value);
NonnullRefPtr<StyleValue> property(CSS::PropertyID) const;
Length length_or_fallback(CSS::PropertyID, Length const& fallback) const;
LengthPercentage length_percentage_or_fallback(CSS::PropertyID, LengthPercentage const& fallback) const;
Optional<LengthPercentage> length_percentage(CSS::PropertyID) 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, Layout::NodeWithStyle const&, Color fallback) const;
Optional<CSS::TextAlign> text_align() const;
Optional<CSS::TextJustify> text_justify() const;
CSS::Display display() const;
Optional<CSS::Float> float_() const;
Optional<CSS::Clear> clear() const;
CSS::ContentData content() const;
Optional<CSS::Cursor> cursor() const;
Optional<CSS::WhiteSpace> white_space() const;
Optional<CSS::LineStyle> line_style(CSS::PropertyID) const;
Vector<CSS::TextDecorationLine> text_decoration_line() const;
Optional<CSS::TextDecorationStyle> text_decoration_style() const;
Optional<CSS::TextTransform> text_transform() const;
Vector<CSS::ShadowData> text_shadow() const;
Optional<CSS::ListStyleType> list_style_type() const;
Optional<CSS::FlexDirection> flex_direction() const;
Optional<CSS::FlexWrap> flex_wrap() const;
Optional<CSS::FlexBasisData> flex_basis() const;
float flex_grow() const;
float flex_shrink() const;
int order() const;
Optional<CSS::AlignItems> align_items() const;
float opacity() const;
Optional<CSS::Visibility> visibility() const;
Optional<CSS::ImageRendering> image_rendering() const;
Optional<CSS::JustifyContent> justify_content() const;
Optional<CSS::Overflow> overflow_x() const;
Optional<CSS::Overflow> overflow_y() const;
Vector<CSS::ShadowData> box_shadow() const;
Optional<CSS::BoxSizing> box_sizing() const;
Optional<CSS::PointerEvents> pointer_events() const;
Variant<CSS::VerticalAlign, CSS::LengthPercentage> vertical_align() const;
Optional<CSS::FontVariant> font_variant() const;
Vector<CSS::Transformation> transformations() const;
CSS::TransformOrigin transform_origin() const;
Gfx::Font const& computed_font() const
{
VERIFY(m_font);
return *m_font;
}
void set_computed_font(NonnullRefPtr<Gfx::Font> font)
{
m_font = move(font);
}
float line_height(Layout::Node const&) const;
bool operator==(StyleProperties const&) const;
bool operator!=(StyleProperties const& other) const { return !(*this == other); }
Optional<CSS::Position> position() const;
Optional<int> z_index() const;
static NonnullRefPtr<Gfx::Font> font_fallback(bool monospace, bool bold);
private:
friend class StyleComputer;
Array<RefPtr<StyleValue>, to_underlying(CSS::last_property_id) + 1> m_property_values;
Optional<CSS::Overflow> overflow(CSS::PropertyID) const;
Vector<CSS::ShadowData> shadow(CSS::PropertyID) const;
mutable RefPtr<Gfx::Font> m_font;
};
}
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