ladybird/Libraries/LibWeb/CSS/Resolution.h
Sam Atkins 995c19da56 LibWeb/CSS: Return unit names as FlyStrings
From the CSS token side, we already have these in FlyString form. From
the generated code side, we can easily return FlyStrings instead of
StringViews. So, let's do that, and save some work converting back and
forth.
2025-09-12 13:45:41 +02:00

49 lines
1.2 KiB
C++

/*
* Copyright (c) 2022-2025, Sam Atkins <sam@ladybird.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/String.h>
#include <LibWeb/CSS/SerializationMode.h>
#include <LibWeb/CSS/Units.h>
namespace Web::CSS {
class Resolution {
public:
Resolution(double value, ResolutionUnit unit);
static Resolution make_dots_per_pixel(double);
String to_string(SerializationMode = SerializationMode::Normal) const;
double to_dots_per_pixel() const;
double raw_value() const { return m_value; }
ResolutionUnit unit() const { return m_unit; }
FlyString unit_name() const { return CSS::to_string(m_unit); }
bool operator==(Resolution const& other) const
{
return m_unit == other.m_unit && m_value == other.m_value;
}
int operator<=>(Resolution const& other) const
{
auto this_dots_per_pixel = to_dots_per_pixel();
auto other_dots_per_pixel = other.to_dots_per_pixel();
if (this_dots_per_pixel < other_dots_per_pixel)
return -1;
if (this_dots_per_pixel > other_dots_per_pixel)
return 1;
return 0;
}
private:
ResolutionUnit m_unit;
double m_value { 0 };
};
}