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LibWeb: Implement <resolution> as a media feature type

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This is the only dimension type besides `<length>` that is used in any
media queries in levels 4 or 5 right now. Others can be included
if/when they're needed.
This commit is contained in:
Sam Atkins 2022-02-22 14:09:19 +00:00 • committed by Andreas Kling
parent 53a3937c34
commit fd2ef43cb4
3 changed files with 42 additions and 4 deletions
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14
Userland/Libraries/LibWeb/CSS/MediaQuery.h
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@ -30,6 +30,11 @@ public:
{
}
explicit MediaFeatureValue(Resolution resolution)
: m_value(move(resolution))
{
}
explicit MediaFeatureValue(double number)
: m_value(number)
{
@ -40,6 +45,7 @@ public:
bool is_ident() const { return m_value.has<String>(); }
bool is_length() const { return m_value.has<Length>(); }
bool is_number() const { return m_value.has<double>(); }
bool is_resolution() const { return m_value.has<Resolution>(); }
bool is_same_type(MediaFeatureValue const& other) const;
String const& ident() const
@ -54,6 +60,12 @@ public:
return m_value.get<Length>();
}
Resolution const& resolution() const
{
VERIFY(is_resolution());
return m_value.get<Resolution>();
}
double number() const
{
VERIFY(is_number());
@ -62,7 +74,7 @@ public:
private:
// TODO: Support <ratio> once we have that.
Variant<String, Length, double> m_value;
Variant<String, Length, Resolution, double> m_value;
};
// https://www.w3.org/TR/mediaqueries-4/#mq-features