ladybird/Userland/Libraries/LibWeb/CSS/StyleValues/ConicGradientStyleValue.cpp

64 lines
2.2 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2021, Tobias Christiansen <tobyase@serenityos.org>
* Copyright (c) 2021-2023, Sam Atkins <atkinssj@serenityos.org>
* Copyright (c) 2022-2023, MacDue <macdue@dueutil.tech>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "ConicGradientStyleValue.h"
#include <LibWeb/Layout/Node.h>
namespace Web::CSS {
String ConicGradientStyleValue::to_string() const
{
StringBuilder builder;
if (is_repeating())
builder.append("repeating-"sv);
builder.append("conic-gradient("sv);
bool has_from_angle = false;
bool has_at_position = false;
if ((has_from_angle = m_properties.from_angle.to_degrees() != 0))
builder.appendff("from {}", m_properties.from_angle.to_string());
if ((has_at_position = m_properties.position != PositionValue::center())) {
if (has_from_angle)
builder.append(' ');
builder.appendff("at "sv);
m_properties.position.serialize(builder);
}
if (has_from_angle || has_at_position)
builder.append(", "sv);
serialize_color_stop_list(builder, m_properties.color_stop_list);
builder.append(')');
return MUST(builder.to_string());
}
void ConicGradientStyleValue::resolve_for_size(Layout::NodeWithStyleAndBoxModelMetrics const& node, CSSPixelSize size) const
{
if (!m_resolved.has_value())
m_resolved = ResolvedData { Painting::resolve_conic_gradient_data(node, *this), {} };
m_resolved->position = m_properties.position.resolved(node, CSSPixelRect { { 0, 0 }, size });
}
void ConicGradientStyleValue::paint(PaintContext& context, DevicePixelRect const& dest_rect, CSS::ImageRendering) const
{
VERIFY(m_resolved.has_value());
Painting::paint_conic_gradient(context, dest_rect, m_resolved->data, context.rounded_device_point(m_resolved->position));
}
bool ConicGradientStyleValue::equals(StyleValue const& other) const
{
if (type() != other.type())
return false;
auto& other_gradient = other.as_conic_gradient();
return m_properties == other_gradient.m_properties;
}
float ConicGradientStyleValue::angle_degrees() const
{
return m_properties.from_angle.to_degrees();
}
}