mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2026-04-18 09:50:27 +00:00
67 lines
1.6 KiB
C++
67 lines
1.6 KiB
C++
/*
|
|
* Copyright (c) 2023-2025, Sam Atkins <sam@ladybird.org>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#include <LibWeb/CSS/Flex.h>
|
|
#include <LibWeb/CSS/Percentage.h>
|
|
#include <LibWeb/CSS/Serialize.h>
|
|
#include <LibWeb/CSS/StyleValues/CalculatedStyleValue.h>
|
|
#include <LibWeb/CSS/StyleValues/FlexStyleValue.h>
|
|
|
|
namespace Web::CSS {
|
|
|
|
Flex::Flex(double value, FlexUnit unit)
|
|
: m_unit(unit)
|
|
, m_value(value)
|
|
{
|
|
}
|
|
|
|
Flex Flex::make_fr(double value)
|
|
{
|
|
return { value, FlexUnit::Fr };
|
|
}
|
|
|
|
Flex Flex::from_style_value(NonnullRefPtr<StyleValue const> const& value)
|
|
{
|
|
if (value->is_flex())
|
|
return value->as_flex().flex();
|
|
|
|
if (value->is_calculated())
|
|
return value->as_calculated().resolve_flex({}).value();
|
|
|
|
VERIFY_NOT_REACHED();
|
|
}
|
|
|
|
Flex Flex::percentage_of(Percentage const& percentage) const
|
|
{
|
|
return Flex { percentage.as_fraction() * m_value, m_unit };
|
|
}
|
|
|
|
void Flex::serialize(StringBuilder& builder, SerializationMode serialization_mode) const
|
|
{
|
|
// https://drafts.csswg.org/cssom/#serialize-a-css-value
|
|
// AD-HOC: No spec definition, so copy the other <dimension> definitions
|
|
if (serialization_mode == SerializationMode::ResolvedValue) {
|
|
serialize_a_number(builder, to_fr());
|
|
builder.append("fr"sv);
|
|
return;
|
|
}
|
|
serialize_a_number(builder, raw_value());
|
|
builder.append(unit_name());
|
|
}
|
|
|
|
String Flex::to_string(SerializationMode serialization_mode) const
|
|
{
|
|
StringBuilder builder;
|
|
serialize(builder, serialization_mode);
|
|
return builder.to_string_without_validation();
|
|
}
|
|
|
|
double Flex::to_fr() const
|
|
{
|
|
return ratio_between_units(m_unit, FlexUnit::Fr) * m_value;
|
|
}
|
|
|
|
}
|