ladybird/Userland/Libraries/LibWeb/CSS/GridTrackSize.h
Ben Wiederhake 8deced39a8 LibWeb: Resolve cyclic declaration/definitions involving Length
This remained undetected for a long time as HeaderCheck is disabled by
default. This commit makes the following file compile again:

    // file: compile_me.cpp
    #include <LibWeb/CSS/GridTrackSize.h>
    // That's it, this was enough to cause a compilation error.
2022-09-15 14:45:38 +01:00

68 lines
1.9 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);
~GridTrackSize();
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;
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 includes a RefPtr<CalculatedStyleValue> member, but we can't include the header StyleValue.h as it includes
// this file already. To break the cyclic dependency, we must initialize m_length in the constructor.
Length m_length;
Percentage m_percentage { Percentage(0) };
float m_flexible_length { 0 };
};
}