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69a0f28d04
This reverts commit 76daba3069.
We're going to need separate types for the JS-exposed style values, so
it doesn't make sense for us to match their names with our internal
types.
62 lines
2.2 KiB
C++
62 lines
2.2 KiB
C++
/*
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* Copyright (c) 2024, 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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#include "CSSLCHLike.h"
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#include <AK/Math.h>
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#include <AK/TypeCasts.h>
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#include <LibWeb/CSS/Serialize.h>
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#include <LibWeb/CSS/StyleValues/CalculatedStyleValue.h>
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#include <LibWeb/CSS/StyleValues/NumberStyleValue.h>
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#include <LibWeb/CSS/StyleValues/PercentageStyleValue.h>
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namespace Web::CSS {
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bool CSSLCHLike::equals(CSSStyleValue const& other) const
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{
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if (type() != other.type())
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return false;
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auto const& other_color = other.as_color();
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if (color_type() != other_color.color_type())
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return false;
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auto const& other_oklch_like = verify_cast<CSSLCHLike>(other_color);
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return m_properties == other_oklch_like.m_properties;
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}
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Color CSSLCH::to_color(Optional<Layout::NodeWithStyle const&>) const
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{
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auto const l_val = clamp(resolve_with_reference_value(m_properties.l, 100).value_or(0), 0, 100);
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auto const c_val = resolve_with_reference_value(m_properties.c, 150).value_or(0);
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auto const h_val = AK::to_radians(resolve_hue(m_properties.h).value_or(0));
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auto const alpha_val = resolve_alpha(m_properties.alpha).value_or(1);
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return Color::from_lab(l_val, c_val * cos(h_val), c_val * sin(h_val), alpha_val);
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}
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// https://www.w3.org/TR/css-color-4/#serializing-lab-lch
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String CSSLCH::to_string(SerializationMode) const
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{
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// FIXME: Do this properly, taking unresolved calculated values into account.
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return serialize_a_srgb_value(to_color({}));
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}
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Color CSSOKLCH::to_color(Optional<Layout::NodeWithStyle const&>) const
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{
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auto const l_val = clamp(resolve_with_reference_value(m_properties.l, 1.0).value_or(0), 0, 1);
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auto const c_val = max(resolve_with_reference_value(m_properties.c, 0.4).value_or(0), 0);
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auto const h_val = AK::to_radians(resolve_hue(m_properties.h).value_or(0));
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auto const alpha_val = resolve_alpha(m_properties.alpha).value_or(1);
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return Color::from_oklab(l_val, c_val * cos(h_val), c_val * sin(h_val), alpha_val);
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}
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// https://www.w3.org/TR/css-color-4/#serializing-oklab-oklch
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String CSSOKLCH::to_string(SerializationMode) const
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{
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// FIXME: Do this properly, taking unresolved calculated values into account.
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return serialize_a_srgb_value(to_color({}));
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}
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}
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