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LibWeb: Add method for converting a FooOrCalculated to a StyleValue

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This commit is contained in:
Sam Atkins 2023-12-28 17:37:37 +00:00 • committed by Andreas Kling
parent 306acf43c4
commit bf05aa88bc
2 changed files with 93 additions and 11 deletions
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50
Userland/Libraries/LibWeb/CSS/CalculatedOr.h
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@ -41,14 +41,19 @@ public:
return m_value.template get<T>();
}
NonnullRefPtr<StyleValue> as_style_value() const
{
if (is_calculated())
return calculated();
return create_style_value();
}
NonnullRefPtr<CalculatedStyleValue> const& calculated() const
{
VERIFY(is_calculated());
return m_value.template get<NonnullRefPtr<CalculatedStyleValue>>();
}
virtual T resolve_calculated(NonnullRefPtr<CalculatedStyleValue> const&, Layout::Node const&) const = 0;
T resolved(Layout::Node const& layout_node) const
{
return m_value.visit(
@ -75,6 +80,10 @@ public:
return (m_value.template get<T>() == other.m_value.template get<T>());
}
protected:
virtual T resolve_calculated(NonnullRefPtr<CalculatedStyleValue> const&, Layout::Node const&) const = 0;
virtual NonnullRefPtr<StyleValue> create_style_value() const = 0;
private:
Variant<T, NonnullRefPtr<CalculatedStyleValue>> m_value;
};
@ -83,64 +92,83 @@ class AngleOrCalculated : public CalculatedOr<Angle> {
public:
using CalculatedOr<Angle>::CalculatedOr;
Angle resolve_calculated(NonnullRefPtr<CalculatedStyleValue> const&, Layout::Node const&) const override;
private:
virtual Angle resolve_calculated(NonnullRefPtr<CalculatedStyleValue> const&, Layout::Node const&) const override;
virtual NonnullRefPtr<StyleValue> create_style_value() const override;
};
class FlexOrCalculated : public CalculatedOr<Flex> {
public:
using CalculatedOr<Flex>::CalculatedOr;
Flex resolve_calculated(NonnullRefPtr<CalculatedStyleValue> const&, Layout::Node const&) const override;
private:
virtual Flex resolve_calculated(NonnullRefPtr<CalculatedStyleValue> const&, Layout::Node const&) const override;
virtual NonnullRefPtr<StyleValue> create_style_value() const override;
};
class FrequencyOrCalculated : public CalculatedOr<Frequency> {
public:
using CalculatedOr<Frequency>::CalculatedOr;
Frequency resolve_calculated(NonnullRefPtr<CalculatedStyleValue> const&, Layout::Node const&) const override;
private:
virtual Frequency resolve_calculated(NonnullRefPtr<CalculatedStyleValue> const&, Layout::Node const&) const override;
virtual NonnullRefPtr<StyleValue> create_style_value() const override;
};
class IntegerOrCalculated : public CalculatedOr<i64> {
public:
using CalculatedOr<i64>::CalculatedOr;
i64 resolve_calculated(NonnullRefPtr<CalculatedStyleValue> const&, Layout::Node const&) const override;
private:
virtual i64 resolve_calculated(NonnullRefPtr<CalculatedStyleValue> const&, Layout::Node const&) const override;
virtual NonnullRefPtr<StyleValue> create_style_value() const override;
};
class LengthOrCalculated : public CalculatedOr<Length> {
public:
using CalculatedOr<Length>::CalculatedOr;
Length resolve_calculated(NonnullRefPtr<CalculatedStyleValue> const&, Layout::Node const&) const override;
[[nodiscard]] Length resolved(Length::ResolutionContext const&) const;
private:
virtual Length resolve_calculated(NonnullRefPtr<CalculatedStyleValue> const&, Layout::Node const&) const override;
virtual NonnullRefPtr<StyleValue> create_style_value() const override;
};
class NumberOrCalculated : public CalculatedOr<double> {
public:
using CalculatedOr<double>::CalculatedOr;
double resolve_calculated(NonnullRefPtr<CalculatedStyleValue> const&, Layout::Node const&) const override;
private:
virtual double resolve_calculated(NonnullRefPtr<CalculatedStyleValue> const&, Layout::Node const&) const override;
virtual NonnullRefPtr<StyleValue> create_style_value() const override;
};
class PercentageOrCalculated : public CalculatedOr<Percentage> {
public:
using CalculatedOr<Percentage>::CalculatedOr;
Percentage resolve_calculated(NonnullRefPtr<CalculatedStyleValue> const&, Layout::Node const&) const override;
private:
virtual Percentage resolve_calculated(NonnullRefPtr<CalculatedStyleValue> const&, Layout::Node const&) const override;
virtual NonnullRefPtr<StyleValue> create_style_value() const override;
};
class ResolutionOrCalculated : public CalculatedOr<Resolution> {
public:
using CalculatedOr<Resolution>::CalculatedOr;
Resolution resolve_calculated(NonnullRefPtr<CalculatedStyleValue> const&, Layout::Node const&) const override;
private:
virtual Resolution resolve_calculated(NonnullRefPtr<CalculatedStyleValue> const&, Layout::Node const&) const override;
virtual NonnullRefPtr<StyleValue> create_style_value() const override;
};
class TimeOrCalculated : public CalculatedOr<Time> {
public:
using CalculatedOr<Time>::CalculatedOr;
Time resolve_calculated(NonnullRefPtr<CalculatedStyleValue> const&, Layout::Node const&) const override;
private:
virtual Time resolve_calculated(NonnullRefPtr<CalculatedStyleValue> const&, Layout::Node const&) const override;
virtual NonnullRefPtr<StyleValue> create_style_value() const override;
};
}