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5bdc2981e3
The CSSNumericType defined in the spec is a simple dictionary which is only used for OM purposes. This NumericType class is used internally and matches the more abstract definition of a "type".
56 lines
1.9 KiB
C++
56 lines
1.9 KiB
C++
/*
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* Copyright (c) 2023, MacDue <macdue@dueutil.tech>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "EdgeStyleValue.h"
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namespace Web::CSS {
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String EdgeStyleValue::to_string(SerializationMode mode) const
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{
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if (mode == SerializationMode::ResolvedValue) {
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// FIXME: Figure out how to get the proper calculation context here
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CalculationContext context {};
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return resolved_value(context)->offset().to_string(mode);
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}
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StringBuilder builder;
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if (m_properties.edge.has_value())
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builder.append(CSS::to_string(m_properties.edge.value()));
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if (m_properties.edge.has_value() && m_properties.offset.has_value())
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builder.append(' ');
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if (m_properties.offset.has_value())
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builder.append(m_properties.offset->to_string(mode));
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return builder.to_string_without_validation();
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}
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ValueComparingNonnullRefPtr<EdgeStyleValue const> EdgeStyleValue::resolved_value(CalculationContext context) const
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{
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if (edge() == PositionEdge::Right || edge() == PositionEdge::Bottom) {
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if (offset().is_percentage()) {
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auto flipped_percentage = 100 - offset().percentage().value();
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return create({}, Percentage(flipped_percentage));
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}
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Vector<NonnullRefPtr<CalculationNode const>> sum_parts;
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sum_parts.append(NumericCalculationNode::create(Percentage(100), context));
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if (offset().is_length()) {
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sum_parts.append(NegateCalculationNode::create(NumericCalculationNode::create(offset().length(), context)));
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} else {
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// FIXME: Flip calculated offsets (convert CalculatedStyleValue to CalculationNode, then negate and append)
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return *this;
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}
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auto flipped_absolute = CalculatedStyleValue::create(SumCalculationNode::create(move(sum_parts)), NumericType(NumericType::BaseType::Length, 1), context);
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return create({}, flipped_absolute);
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}
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return *this;
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}
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}
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