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LibWeb: Define comparison operators with CSSPixels for AvailableSize

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This allows to compare CSSPixels with AvailableSize without converting
it to CSSPixels, which might leak saturated (infinite) values into
layout calculations.
This commit is contained in:
Aliaksandr Kalenik 2023-08-12 18:22:12 +02:00 • committed by Andreas Kling
parent d34007782d
commit 57c1fe97fb
1 changed files with 27 additions and 0 deletions
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27
Userland/Libraries/LibWeb/Layout/AvailableSpace.h
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@ -57,6 +57,33 @@ private:
CSSPixels m_value {}; CSSPixels m_value {};
}; };
inline bool operator>(CSSPixels left, AvailableSize const& right)
{
if (right.is_max_content() || right.is_indefinite())
return false;
if (right.is_min_content())
return true;
return left > right.to_px_or_zero();
}
inline bool operator<(CSSPixels left, AvailableSize const& right)
{
if (right.is_max_content() || right.is_indefinite())
return true;
if (right.is_min_content())
return false;
return left < right.to_px_or_zero();
}
inline bool operator<(AvailableSize const& left, CSSPixels right)
{
if (left.is_min_content())
return true;
if (left.is_max_content() || left.is_indefinite())
return false;
return left.to_px_or_zero() < right;
}
class AvailableSpace { class AvailableSpace {
public: public:
AvailableSpace(AvailableSize w, AvailableSize h) AvailableSpace(AvailableSize w, AvailableSize h)