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LibWeb: Store Repeat values directly in BackgroundRepeatStyleValue

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...as opposed to storing StyleValues, which we have to later check are
IdentifierStyleValues, which store identifiers that we can convert to
Repeat values later. It's fewer allocations, and we can't end up with
invalid values by mistake. :^)
This commit is contained in:
Sam Atkins 2021-11-04 17:38:11 +00:00 • committed by Andreas Kling
parent 901a990b1b
commit 891dd46a17
4 changed files with 47 additions and 50 deletions
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30
Userland/Libraries/LibWeb/CSS/StyleValue.h
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@ -181,6 +181,22 @@ enum class Repeat : u8 {
Space,
};
constexpr StringView to_string(Repeat value)
{
switch (value) {
case Repeat::NoRepeat:
return "no-repeat"sv;
case Repeat::Repeat:
return "repeat"sv;
case Repeat::Round:
return "round"sv;
case Repeat::Space:
return "space"sv;
default:
VERIFY_NOT_REACHED();
}
}
enum class TextAlign {
Left,
Center,
@ -462,30 +478,30 @@ private:
class BackgroundRepeatStyleValue final : public StyleValue {
public:
static NonnullRefPtr<BackgroundRepeatStyleValue> create(NonnullRefPtr<StyleValue> repeat_x, NonnullRefPtr<StyleValue> repeat_y)
static NonnullRefPtr<BackgroundRepeatStyleValue> create(Repeat repeat_x, Repeat repeat_y)
{
return adopt_ref(*new BackgroundRepeatStyleValue(repeat_x, repeat_y));
}
virtual ~BackgroundRepeatStyleValue() override { }
NonnullRefPtr<StyleValue> repeat_x() const { return m_repeat_x; }
NonnullRefPtr<StyleValue> repeat_y() const { return m_repeat_y; }
Repeat repeat_x() const { return m_repeat_x; }
Repeat repeat_y() const { return m_repeat_y; }
virtual String to_string() const override
{
return String::formatted("{} {}", m_repeat_x->to_string(), m_repeat_y->to_string());
return String::formatted("{} {}", CSS::to_string(m_repeat_x), CSS::to_string(m_repeat_y));
}
private:
BackgroundRepeatStyleValue(NonnullRefPtr<StyleValue> repeat_x, NonnullRefPtr<StyleValue> repeat_y)
BackgroundRepeatStyleValue(Repeat repeat_x, Repeat repeat_y)
: StyleValue(Type::BackgroundRepeat)
, m_repeat_x(repeat_x)
, m_repeat_y(repeat_y)
{
}
NonnullRefPtr<StyleValue> m_repeat_x;
NonnullRefPtr<StyleValue> m_repeat_y;
Repeat m_repeat_x;
Repeat m_repeat_y;
};
class BorderStyleValue final : public StyleValue {