ladybird/Userland/Libraries/LibWeb/Layout/ImageBox.h
Andreas Kling ed84fbce47 LibWeb: Make Paintable ref-counted
This will allow us to use a protective NonnullRefPtr to keep paintables
alive while running arbitrary JavaScript in response to events.
2022-03-11 00:21:49 +01:00

42 lines
1.1 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibWeb/HTML/BrowsingContext.h>
#include <LibWeb/HTML/HTMLImageElement.h>
#include <LibWeb/Layout/ReplacedBox.h>
namespace Web::Layout {
class ImageBox
: public ReplacedBox
, public HTML::BrowsingContext::ViewportClient {
public:
ImageBox(DOM::Document&, DOM::Element&, NonnullRefPtr<CSS::StyleProperties>, const ImageLoader&);
virtual ~ImageBox() override;
virtual void prepare_for_replaced_layout() override;
const DOM::Element& dom_node() const { return static_cast<const DOM::Element&>(ReplacedBox::dom_node()); }
bool renders_as_alt_text() const;
virtual RefPtr<Painting::Paintable> create_paintable() const override;
auto const& image_loader() const { return m_image_loader; }
private:
// ^BrowsingContext::ViewportClient
virtual void browsing_context_did_set_viewport_rect(Gfx::IntRect const&) final;
int preferred_width() const;
int preferred_height() const;
const ImageLoader& m_image_loader;
};
}