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LibWeb: Add equals() override to a bunch of StyleValue subclasses

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The less we fall back to string-based equality testing, the better.
This commit is contained in:
Andreas Kling 2022-03-14 00:23:58 +01:00
parent fb60ada6ce
commit 7a82a6dfe8
1 changed files with 45 additions and 0 deletions
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45
Userland/Libraries/LibWeb/CSS/StyleValue.h
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@ -590,6 +590,14 @@ public:
virtual String to_string() const override;
virtual bool equals(StyleValue const& other) const override
{
if (type() != other.type())
return false;
auto& other_value = static_cast<BackgroundRepeatStyleValue const&>(other);
return m_repeat_x == other_value.m_repeat_x && m_repeat_y == other_value.m_repeat_y;
}
private:
BackgroundRepeatStyleValue(Repeat repeat_x, Repeat repeat_y)
: StyleValue(Type::BackgroundRepeat)
@ -616,6 +624,14 @@ public:
virtual String to_string() const override;
virtual bool equals(StyleValue const& other) const override
{
if (type() != other.type())
return false;
auto& other_value = static_cast<BackgroundSizeStyleValue const&>(other);
return m_size_x == other_value.m_size_x && m_size_y == other_value.m_size_y;
}
private:
BackgroundSizeStyleValue(LengthPercentage size_x, LengthPercentage size_y)
: StyleValue(Type::BackgroundSize)
@ -720,6 +736,19 @@ public:
virtual String to_string() const override;
virtual bool equals(StyleValue const& other) const override
{
if (type() != other.type())
return false;
auto& other_value = static_cast<BoxShadowStyleValue const&>(other);
return m_color == other_value.m_color
&& m_offset_x == other_value.m_offset_x
&& m_offset_y == other_value.m_offset_y
&& m_blur_radius == other_value.m_blur_radius
&& m_spread_distance == other_value.m_spread_distance
&& m_placement == other_value.m_placement;
}
private:
explicit BoxShadowStyleValue(Color const& color, Length const& offset_x, Length const& offset_y, Length const& blur_radius, Length const& spread_distance, BoxShadowPlacement placement)
: StyleValue(Type::BoxShadow)
@ -1639,6 +1668,22 @@ public:
virtual String to_string() const override;
virtual bool equals(StyleValue const& other) const override
{
if (type() != other.type())
return false;
auto& other_value = static_cast<StyleValueList const&>(other);
if (m_separator != other_value.m_separator)
return false;
if (m_values.size() != other_value.m_values.size())
return false;
for (size_t i = 0; i < m_values.size(); ++i) {
if (!m_values[i].equals(other_value.m_values[i]))
return false;
}
return true;
}
private:
StyleValueList(NonnullRefPtrVector<StyleValue>&& values, Separator separator)
: StyleValue(Type::ValueList)