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/*
* Copyright (c) 2018-2022, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/Debug.h>
#include <LibWeb/HTML/NavigableContainer.h>
#include <LibWeb/Layout/FrameBox.h>
#include <LibWeb/Layout/Viewport.h>
#include <LibWeb/Painting/BorderRadiusCornerClipper.h>
#include <LibWeb/Painting/NestedBrowsingContextPaintable.h>
namespace Web::Painting {
JS::NonnullGCPtr<NestedBrowsingContextPaintable> NestedBrowsingContextPaintable::create(Layout::FrameBox const& layout_box)
{
return layout_box.heap().allocate_without_realm<NestedBrowsingContextPaintable>(layout_box);
}
NestedBrowsingContextPaintable::NestedBrowsingContextPaintable(Layout::FrameBox const& layout_box)
: PaintableBox(layout_box)
{
}
Layout::FrameBox const& NestedBrowsingContextPaintable::layout_box() const
{
return static_cast<Layout::FrameBox const&>(layout_node());
}
void NestedBrowsingContextPaintable::paint(PaintContext& context, PaintPhase phase) const
{
if (!layout_box().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, context.painter(), clip_rect, normalized_border_radii_data(ShrinkRadiiForBorders::Yes) };
auto* hosted_document = layout_box().dom_node().content_document_without_origin_check();
if (!hosted_document)
return;
auto* hosted_layout_tree = hosted_document->layout_node();
if (!hosted_layout_tree)
return;
context.painter().save();
auto old_viewport_rect = context.device_viewport_rect();
context.painter().add_clip_rect(clip_rect.to_type<int>());
auto absolute_device_rect = context.enclosing_device_rect(absolute_rect);
context.painter().translate(absolute_device_rect.x().value(), absolute_device_rect.y().value());
context.set_device_viewport_rect({ {}, context.enclosing_device_size(layout_box().dom_node().nested_browsing_context()->size()) });
const_cast<Layout::Viewport*>(hosted_layout_tree)->paint_all_phases(context);
context.set_device_viewport_rect(old_viewport_rect);
context.painter().restore();
if constexpr (HIGHLIGHT_FOCUSED_FRAME_DEBUG) {
if (layout_box().dom_node().nested_browsing_context()->is_focused_context()) {
context.painter().draw_rect(clip_rect.to_type<int>(), Color::Cyan);
}
}
}
}
}
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