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b262902b02
This method takes a `AngleStyleValue`, `PercentageStyleValue` or fully-simplified `CalculatedStyleValue` with a numeric type of angle, as well as a percentage basis and produces the equivalent `Angle` value. This saves us having to reimplement this logic in multiple places
64 lines
1.7 KiB
C++
64 lines
1.7 KiB
C++
/*
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* Copyright (c) 2022-2025, Sam Atkins <sam@ladybird.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/String.h>
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#include <LibWeb/CSS/SerializationMode.h>
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#include <LibWeb/CSS/Units.h>
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#include <LibWeb/Forward.h>
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namespace Web::CSS {
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class Angle {
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public:
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Angle(double value, AngleUnit unit);
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static Angle make_degrees(double);
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Angle percentage_of(Percentage const&) const;
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String to_string(SerializationMode = SerializationMode::Normal) const;
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double to_degrees() const;
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double to_radians() const;
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double raw_value() const { return m_value; }
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AngleUnit unit() const { return m_unit; }
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FlyString unit_name() const { return CSS::to_string(m_unit); }
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bool operator==(Angle const& other) const
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{
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return m_unit == other.m_unit && m_value == other.m_value;
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}
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int operator<=>(Angle const& other) const
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{
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auto this_degrees = to_degrees();
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auto other_degrees = other.to_degrees();
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if (this_degrees < other_degrees)
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return -1;
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if (this_degrees > other_degrees)
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return 1;
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return 0;
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}
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static Angle from_style_value(NonnullRefPtr<StyleValue const> const&, Optional<Angle> percentage_basis);
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static Angle resolve_calculated(NonnullRefPtr<CalculatedStyleValue const> const&, Layout::Node const&, Angle const& reference_value);
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private:
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AngleUnit m_unit;
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double m_value { 0 };
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};
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}
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template<>
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struct AK::Formatter<Web::CSS::Angle> : Formatter<StringView> {
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ErrorOr<void> format(FormatBuilder& builder, Web::CSS::Angle const& angle)
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{
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return Formatter<StringView>::format(builder, angle.to_string());
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}
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};
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