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serenity/Userland/Libraries/LibWeb/CSS/GridTrackSize.h
martinfalisse df88e2bd8e LibWeb: Add spec utility function for GridTrackSize
Often in the spec they talk about intrinsic_track_sizes and this way can
have a clearer way of checking if a GridTrackSize is indeed an
"intrinsic track size".
2022-09-14 00:09:14 +02:00

65 lines
1.7 KiB
C++

/*
* Copyright (c) 2022, Martin Falisse <mfalisse@outlook.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibWeb/CSS/Length.h>
#include <LibWeb/CSS/Percentage.h>
namespace Web::CSS {
class GridTrackSize {
public:
enum class Type {
Length,
Percentage,
FlexibleLength,
// TODO: MinMax
// TODO: Repeat
// TODO: Max-Content
};
GridTrackSize(Length);
GridTrackSize(Percentage);
GridTrackSize(float);
static GridTrackSize make_auto();
Type type() const { return m_type; }
bool is_length() const { return m_type == Type::Length; }
bool is_percentage() const { return m_type == Type::Percentage; }
bool is_flexible_length() const { return m_type == Type::FlexibleLength; }
Length length() const { return m_length; }
Percentage percentage() const { return m_percentage; }
float flexible_length() const { return m_flexible_length; }
// https://drafts.csswg.org/css-grid/#layout-algorithm
// Intrinsic sizing function - min-content, max-content, auto, fit-content()
// FIXME: Add missing properties once implemented.
bool is_intrinsic_track_sizing() const
{
return (m_type == Type::Length && m_length.is_auto());
}
String to_string() const;
bool operator==(GridTrackSize const& other) const
{
return m_type == other.type()
&& m_length == other.length()
&& m_percentage == other.percentage()
&& m_flexible_length == other.flexible_length();
}
private:
Type m_type;
Length m_length { Length::make_px(0) };
Percentage m_percentage { Percentage(0) };
float m_flexible_length { 0 };
};
}