ladybird/Userland/Libraries/LibWeb/HTML/ImageBitmap.h

73 lines
2.5 KiB
C++

/*
* Copyright (c) 2024, Lucas Chollet <lucas.chollet@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/OwnPtr.h>
#include <LibGfx/Bitmap.h>
#include <LibWeb/Bindings/PlatformObject.h>
#include <LibWeb/Bindings/Serializable.h>
#include <LibWeb/Bindings/Transferable.h>
#include <LibWeb/Forward.h>
#include <LibWeb/HTML/Canvas/CanvasDrawImage.h>
namespace Web::HTML {
using ImageBitmapSource = Variant<CanvasImageSource, JS::Handle<FileAPI::Blob>, JS::Handle<ImageData>>;
// https://html.spec.whatwg.org/multipage/imagebitmap-and-animations.html#imagebitmapoptions
struct ImageBitmapOptions {
// FIXME: Implement these fields
};
class ImageBitmap final : public Bindings::PlatformObject
, public Web::Bindings::Serializable
, public Web::Bindings::Transferable {
WEB_PLATFORM_OBJECT(ImageBitmap, Bindings::PlatformObject);
JS_DECLARE_ALLOCATOR(ImageBitmap);
public:
static JS::NonnullGCPtr<ImageBitmap> create(JS::Realm&);
virtual ~ImageBitmap() override = default;
// ^Web::Bindings::Serializable
virtual StringView interface_name() const override { return "ImageBitmap"sv; }
virtual WebIDL::ExceptionOr<void> serialization_steps(HTML::SerializationRecord&, bool for_storage, HTML::SerializationMemory&) override;
virtual WebIDL::ExceptionOr<void> deserialization_steps(ReadonlySpan<u32> const&, size_t& position, HTML::DeserializationMemory&) override;
// ^Web::Bindings::Transferable
virtual WebIDL::ExceptionOr<void> transfer_steps(HTML::TransferDataHolder&) override;
virtual WebIDL::ExceptionOr<void> transfer_receiving_steps(HTML::TransferDataHolder&) override;
virtual HTML::TransferType primary_interface() const override;
WebIDL::UnsignedLong width() const;
WebIDL::UnsignedLong height() const;
void close();
// Implementation specific:
void set_bitmap(RefPtr<Gfx::Bitmap>);
Gfx::Bitmap* bitmap() const;
private:
explicit ImageBitmap(JS::Realm&);
// FIXME: We don't implement this flag yet:
// An ImageBitmap object's bitmap has an origin-clean flag, which indicates whether the bitmap is tainted by content
// from a different origin. The flag is initially set to true and may be changed to false by the steps of
// createImageBitmap().
virtual void initialize(JS::Realm&) override;
virtual void visit_edges(Cell::Visitor&) override;
WebIDL::UnsignedLong m_width = 0;
WebIDL::UnsignedLong m_height = 0;
RefPtr<Gfx::Bitmap> m_bitmap { nullptr };
};
}