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7e76a51cb0
The name "initial containing block" was wrong for this, as it doesn't correspond to the HTML element, and that's specifically what it's supposed to do! :^)
70 lines
2.5 KiB
C++
70 lines
2.5 KiB
C++
/*
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* Copyright (c) 2018-2022, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/Debug.h>
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#include <LibWeb/HTML/BrowsingContextContainer.h>
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#include <LibWeb/Layout/FrameBox.h>
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#include <LibWeb/Layout/Viewport.h>
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#include <LibWeb/Painting/BorderRadiusCornerClipper.h>
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#include <LibWeb/Painting/NestedBrowsingContextPaintable.h>
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namespace Web::Painting {
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JS::NonnullGCPtr<NestedBrowsingContextPaintable> NestedBrowsingContextPaintable::create(Layout::FrameBox const& layout_box)
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{
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return layout_box.heap().allocate_without_realm<NestedBrowsingContextPaintable>(layout_box);
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}
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NestedBrowsingContextPaintable::NestedBrowsingContextPaintable(Layout::FrameBox const& layout_box)
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: PaintableBox(layout_box)
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{
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}
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Layout::FrameBox const& NestedBrowsingContextPaintable::layout_box() const
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{
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return static_cast<Layout::FrameBox const&>(layout_node());
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}
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void NestedBrowsingContextPaintable::paint(PaintContext& context, PaintPhase phase) const
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{
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if (!layout_box().is_visible())
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return;
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PaintableBox::paint(context, phase);
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if (phase == PaintPhase::Foreground) {
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auto absolute_rect = this->absolute_rect();
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auto clip_rect = context.rounded_device_rect(absolute_rect);
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ScopedCornerRadiusClip corner_clip { context, context.painter(), clip_rect, normalized_border_radii_data(ShrinkRadiiForBorders::Yes) };
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auto* hosted_document = layout_box().dom_node().content_document_without_origin_check();
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if (!hosted_document)
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return;
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auto* hosted_layout_tree = hosted_document->layout_node();
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if (!hosted_layout_tree)
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return;
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context.painter().save();
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auto old_viewport_rect = context.device_viewport_rect();
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context.painter().add_clip_rect(clip_rect.to_type<int>());
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context.painter().translate(absolute_rect.x().value(), absolute_rect.y().value());
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context.set_device_viewport_rect({ {}, context.enclosing_device_size(layout_box().dom_node().nested_browsing_context()->size()) });
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const_cast<Layout::Viewport*>(hosted_layout_tree)->paint_all_phases(context);
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context.set_device_viewport_rect(old_viewport_rect);
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context.painter().restore();
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if constexpr (HIGHLIGHT_FOCUSED_FRAME_DEBUG) {
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if (layout_box().dom_node().nested_browsing_context()->is_focused_context()) {
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context.painter().draw_rect(clip_rect.to_type<int>(), Color::Cyan);
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}
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}
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}
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}
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}
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