mirror of
https://github.com/RGBCube/serenity
synced 2025-07-27 02:47:35 +00:00
LibWeb: Implement CSS cos()
This commit is contained in:
parent
c73f476915
commit
46a5efe388
4 changed files with 100 additions and 0 deletions
|
@ -904,6 +904,60 @@ ErrorOr<void> SinCalculationNode::dump(StringBuilder& builder, int indent) const
|
|||
return {};
|
||||
}
|
||||
|
||||
ErrorOr<NonnullOwnPtr<CosCalculationNode>> CosCalculationNode::create(NonnullOwnPtr<CalculationNode> value)
|
||||
{
|
||||
return adopt_nonnull_own_or_enomem(new (nothrow) CosCalculationNode(move(value)));
|
||||
}
|
||||
|
||||
CosCalculationNode::CosCalculationNode(NonnullOwnPtr<CalculationNode> value)
|
||||
: CalculationNode(Type::Cos)
|
||||
, m_value(move(value))
|
||||
{
|
||||
}
|
||||
|
||||
CosCalculationNode::~CosCalculationNode() = default;
|
||||
|
||||
ErrorOr<String> CosCalculationNode::to_string() const
|
||||
{
|
||||
StringBuilder builder;
|
||||
builder.append("cos("sv);
|
||||
builder.append(TRY(m_value->to_string()));
|
||||
builder.append(")"sv);
|
||||
return builder.to_string();
|
||||
}
|
||||
|
||||
Optional<CalculatedStyleValue::ResolvedType> CosCalculationNode::resolved_type() const
|
||||
{
|
||||
return CalculatedStyleValue::ResolvedType::Number;
|
||||
}
|
||||
|
||||
bool CosCalculationNode::contains_percentage() const
|
||||
{
|
||||
return m_value->contains_percentage();
|
||||
}
|
||||
|
||||
CalculatedStyleValue::CalculationResult CosCalculationNode::resolve(Optional<Length::ResolutionContext const&> context, CalculatedStyleValue::PercentageBasis const& percentage_basis) const
|
||||
{
|
||||
auto node_a = m_value->resolve(context, percentage_basis);
|
||||
auto node_a_value = resolve_value_radians(node_a.value());
|
||||
auto result = cos(node_a_value);
|
||||
|
||||
return { Number(Number::Type::Number, result) };
|
||||
}
|
||||
|
||||
ErrorOr<void> CosCalculationNode::for_each_child_node(Function<ErrorOr<void>(NonnullOwnPtr<CalculationNode>&)> const& callback)
|
||||
{
|
||||
TRY(m_value->for_each_child_node(callback));
|
||||
TRY(callback(m_value));
|
||||
return {};
|
||||
}
|
||||
|
||||
ErrorOr<void> CosCalculationNode::dump(StringBuilder& builder, int indent) const
|
||||
{
|
||||
TRY(builder.try_appendff("{: >{}}COS: {}\n", "", indent, TRY(to_string())));
|
||||
return {};
|
||||
}
|
||||
|
||||
void CalculatedStyleValue::CalculationResult::add(CalculationResult const& other, Optional<Length::ResolutionContext const&> context, PercentageBasis const& percentage_basis)
|
||||
{
|
||||
add_or_subtract_internal(SumOperation::Add, other, context, percentage_basis);
|
||||
|
|
|
@ -414,4 +414,22 @@ private:
|
|||
NonnullOwnPtr<CalculationNode> m_value;
|
||||
};
|
||||
|
||||
class CosCalculationNode final : public CalculationNode {
|
||||
public:
|
||||
static ErrorOr<NonnullOwnPtr<CosCalculationNode>> create(NonnullOwnPtr<CalculationNode>);
|
||||
~CosCalculationNode();
|
||||
|
||||
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(Optional<Length::ResolutionContext 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:
|
||||
CosCalculationNode(NonnullOwnPtr<CalculationNode>);
|
||||
NonnullOwnPtr<CalculationNode> m_value;
|
||||
};
|
||||
|
||||
}
|
||||
|
|
Loading…
Add table
Add a link
Reference in a new issue