RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-25 13:47:45 +00:00
Code Issues Activity Actions

LibWeb: Split AbstractImageStyleValue out of StyleValue.{h,cpp}

Browse source
This commit is contained in:
Sam Atkins 2023-03-24 16:42:50 +00:00 • committed by Linus Groh
parent 0f04fa2e6e
commit e61a5ad180
13 changed files with 89 additions and 131 deletions
Download patch file Download diff file Expand all files Collapse all files

81
Userland/Libraries/LibWeb/CSS/StyleValues/AbstractImageStyleValue.h Normal file
View file

@ -0,0 +1,81 @@
/*
* 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
*/
#pragma once
#include <LibWeb/CSS/Enums.h>
#include <LibWeb/CSS/Serialize.h>
#include <LibWeb/CSS/StyleValue.h>
namespace Web::CSS {
class AbstractImageStyleValue : public StyleValue {
public:
using StyleValue::StyleValue;
virtual Optional<CSSPixels> natural_width() const { return {}; }
virtual Optional<CSSPixels> natural_height() const { return {}; }
virtual void load_any_resources(DOM::Document&) {};
virtual void resolve_for_size(Layout::Node const&, CSSPixelSize) const {};
virtual bool is_paintable() const = 0;
virtual void paint(PaintContext& context, DevicePixelRect const& dest_rect, ImageRendering) const = 0;
};
// And now, some gradient related things. Maybe these should live somewhere else.
enum class GradientRepeating {
Yes,
No
};
template<typename TPosition>
struct ColorStopListElement {
using PositionType = TPosition;
struct ColorHint {
TPosition value;
inline bool operator==(ColorHint const&) const = default;
};
Optional<ColorHint> transition_hint;
struct ColorStop {
Color color;
Optional<TPosition> position;
Optional<TPosition> second_position = {};
inline bool operator==(ColorStop const&) const = default;
} color_stop;
inline bool operator==(ColorStopListElement const&) const = default;
};
using LinearColorStopListElement = ColorStopListElement<LengthPercentage>;
using AngularColorStopListElement = ColorStopListElement<AnglePercentage>;
static ErrorOr<void> serialize_color_stop_list(StringBuilder& builder, auto const& color_stop_list)
{
bool first = true;
for (auto const& element : color_stop_list) {
if (!first)
TRY(builder.try_append(", "sv));
if (element.transition_hint.has_value())
TRY(builder.try_appendff("{}, "sv, TRY(element.transition_hint->value.to_string())));
TRY(serialize_a_srgb_value(builder, element.color_stop.color));
for (auto position : Array { &element.color_stop.position, &element.color_stop.second_position }) {
if (position->has_value())
TRY(builder.try_appendff(" {}"sv, TRY((*position)->to_string())));
}
first = false;
}
return {};
}
}