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LibWeb: Parse min() css math function

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stelar7 2023-05-26 11:21:49 +02:00 • committed by Andreas Kling
parent 570e43a66a
commit 6a10821bfd
4 changed files with 155 additions and 2 deletions
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25
Userland/Libraries/LibWeb/CSS/StyleValues/CalculatedStyleValue.h
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@ -119,8 +119,11 @@ public:
// NOTE: Currently, any value with a `var()` or `attr()` function in it is always an
// UnresolvedStyleValue so we do not have to implement a NonMathFunction type here.
// Operator nodes
// https://www.w3.org/TR/css-values-4/#calculation-tree-operator-nodes
// Comparison function nodes, a sub-type of operator node
// https://drafts.csswg.org/css-values-4/#comp-func
Min,
Max,
Clamp,
// Calc-operator nodes, a sub-type of operator node
// https://www.w3.org/TR/css-values-4/#calculation-tree-calc-operator-nodes
@ -253,4 +256,22 @@ private:
NonnullOwnPtr<CalculationNode> m_value;
};
class MinCalculationNode final : public CalculationNode {
public:
static ErrorOr<NonnullOwnPtr<MinCalculationNode>> create(Vector<NonnullOwnPtr<CalculationNode>>);
~MinCalculationNode();
virtual ErrorOr<String> to_string() const override;
virtual Optional<CalculatedStyleValue::ResolvedType> resolved_type() const override;
virtual bool contains_percentage() const override;
virtual CalculatedStyleValue::CalculationResult resolve(Layout::Node const*, CalculatedStyleValue::PercentageBasis const&) const override;
virtual ErrorOr<void> for_each_child_node(Function<ErrorOr<void>(NonnullOwnPtr<CalculationNode>&)> const&) override;
virtual ErrorOr<void> dump(StringBuilder&, int indent) const override;
private:
explicit MinCalculationNode(Vector<NonnullOwnPtr<CalculationNode>>);
Vector<NonnullOwnPtr<CalculationNode>> m_values;
};
}