ladybird/Libraries/LibWeb/Painting/NavigableContainerViewportPaintable.cpp
Aliaksandr Kalenik 61114f6d16 LibWeb: Rename PaintContext to DisplayListRecordingContext
PaintContext dates back to a time when display lists didn't exist and it
truly represented "paint context". Renaming it to better align with its
current role.
2025-08-01 05:25:56 -04:00

75 lines
2.8 KiB
C++

/*
* Copyright (c) 2018-2022, Andreas Kling <andreas@ladybird.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/Debug.h>
#include <LibWeb/HTML/NavigableContainer.h>
#include <LibWeb/Layout/NavigableContainerViewport.h>
#include <LibWeb/Layout/Viewport.h>
#include <LibWeb/Painting/BorderRadiusCornerClipper.h>
#include <LibWeb/Painting/DisplayList.h>
#include <LibWeb/Painting/DisplayListRecorder.h>
#include <LibWeb/Painting/NavigableContainerViewportPaintable.h>
#include <LibWeb/Painting/ViewportPaintable.h>
namespace Web::Painting {
GC_DEFINE_ALLOCATOR(NavigableContainerViewportPaintable);
GC::Ref<NavigableContainerViewportPaintable> NavigableContainerViewportPaintable::create(Layout::NavigableContainerViewport const& layout_box)
{
return layout_box.heap().allocate<NavigableContainerViewportPaintable>(layout_box);
}
NavigableContainerViewportPaintable::NavigableContainerViewportPaintable(Layout::NavigableContainerViewport const& layout_box)
: PaintableBox(layout_box)
{
}
Layout::NavigableContainerViewport const& NavigableContainerViewportPaintable::layout_box() const
{
return static_cast<Layout::NavigableContainerViewport const&>(layout_node());
}
void NavigableContainerViewportPaintable::paint(DisplayListRecordingContext& context, PaintPhase phase) const
{
if (!is_visible())
return;
PaintableBox::paint(context, phase);
if (phase == PaintPhase::Foreground) {
auto absolute_rect = this->absolute_rect();
auto clip_rect = context.rounded_device_rect(absolute_rect);
ScopedCornerRadiusClip corner_clip { context, clip_rect, normalized_border_radii_data(ShrinkRadiiForBorders::Yes) };
auto const* hosted_document = layout_box().dom_node().content_document_without_origin_check();
if (!hosted_document)
return;
auto const* hosted_paint_tree = hosted_document->paintable();
if (!hosted_paint_tree)
return;
context.display_list_recorder().save();
context.display_list_recorder().add_clip_rect(clip_rect.to_type<int>());
HTML::PaintConfig paint_config;
paint_config.paint_overlay = context.should_paint_overlay();
paint_config.should_show_line_box_borders = context.should_show_line_box_borders();
auto display_list = const_cast<DOM::Document*>(hosted_document)->record_display_list(paint_config);
context.display_list_recorder().paint_nested_display_list(display_list, context.enclosing_device_rect(absolute_rect).to_type<int>());
context.display_list_recorder().restore();
if constexpr (HIGHLIGHT_FOCUSED_FRAME_DEBUG) {
if (layout_box().dom_node().content_navigable()->is_focused()) {
context.display_list_recorder().draw_rect(clip_rect.to_type<int>(), Color::Cyan);
}
}
}
}
}