ladybird/Userland/Libraries/LibWeb/HTML/Canvas/CanvasDrawImage.h
Linus Groh ad04d7ac9b LibWeb: Move ExceptionOr from DOM/ to WebIDL/
This is a concept fully defined in the Web IDL spec and doesn't belong
in the DOM directory/namespace - not even DOMException, despite the name
:^)
2022-09-25 19:13:31 +01:00

35 lines
1.5 KiB
C++

/*
* Copyright (c) 2022, Sam Atkins <atkinssj@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/String.h>
#include <LibWeb/HTML/HTMLCanvasElement.h>
#include <LibWeb/HTML/HTMLImageElement.h>
#include <LibWeb/WebIDL/ExceptionOr.h>
namespace Web::HTML {
// https://html.spec.whatwg.org/multipage/canvas.html#canvasimagesource
// NOTE: This is the Variant created by the IDL wrapper generator, and needs to be updated accordingly.
using CanvasImageSource = Variant<JS::Handle<HTMLImageElement>, JS::Handle<HTMLCanvasElement>>;
// https://html.spec.whatwg.org/multipage/canvas.html#canvasdrawimage
class CanvasDrawImage {
public:
virtual ~CanvasDrawImage() = default;
WebIDL::ExceptionOr<void> draw_image(CanvasImageSource const&, float destination_x, float destination_y);
WebIDL::ExceptionOr<void> draw_image(CanvasImageSource const&, float destination_x, float destination_y, float destination_width, float destination_height);
WebIDL::ExceptionOr<void> draw_image(CanvasImageSource const&, float source_x, float source_y, float source_width, float source_height, float destination_x, float destination_y, float destination_width, float destination_height);
virtual WebIDL::ExceptionOr<void> draw_image_internal(CanvasImageSource const&, float source_x, float source_y, float source_width, float source_height, float destination_x, float destination_y, float destination_width, float destination_height) = 0;
protected:
CanvasDrawImage() = default;
};
}