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LibWeb: Implement CSS acos()

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stelar7 2023-05-28 11:00:35 +02:00 • committed by Sam Atkins
parent 708b5ef447
commit 784e1cfb72
4 changed files with 100 additions and 0 deletions
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54
Userland/Libraries/LibWeb/CSS/StyleValues/CalculatedStyleValue.cpp
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@ -1066,6 +1066,60 @@ ErrorOr<void> AsinCalculationNode::dump(StringBuilder& builder, int indent) cons
return {};
}
ErrorOr<NonnullOwnPtr<AcosCalculationNode>> AcosCalculationNode::create(NonnullOwnPtr<CalculationNode> value)
{
return adopt_nonnull_own_or_enomem(new (nothrow) AcosCalculationNode(move(value)));
}
AcosCalculationNode::AcosCalculationNode(NonnullOwnPtr<CalculationNode> value)
: CalculationNode(Type::Acos)
, m_value(move(value))
{
}
AcosCalculationNode::~AcosCalculationNode() = default;
ErrorOr<String> AcosCalculationNode::to_string() const
{
StringBuilder builder;
builder.append("acos("sv);
builder.append(TRY(m_value->to_string()));
builder.append(")"sv);
return builder.to_string();
}
Optional<CalculatedStyleValue::ResolvedType> AcosCalculationNode::resolved_type() const
{
return CalculatedStyleValue::ResolvedType::Angle;
}
bool AcosCalculationNode::contains_percentage() const
{
return m_value->contains_percentage();
}
CalculatedStyleValue::CalculationResult AcosCalculationNode::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(node_a.value(), context);
auto result = acos(node_a_value);
return { Angle(result, Angle::Type::Rad) };
}
ErrorOr<void> AcosCalculationNode::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> AcosCalculationNode::dump(StringBuilder& builder, int indent) const
{
TRY(builder.try_appendff("{: >{}}ACOS: {}\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);