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f1a096d6e4
Add OffscreenCanvas to TexImageSource and CanvasImageSource. Implement all the necessary features to make it work in all cases where these types are used.
37 lines
1.7 KiB
C++
37 lines
1.7 KiB
C++
/*
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* Copyright (c) 2022, Sam Atkins <atkinssj@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <LibWeb/Forward.h>
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#include <LibWeb/HTML/HTMLCanvasElement.h>
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#include <LibWeb/HTML/HTMLImageElement.h>
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#include <LibWeb/HTML/HTMLVideoElement.h>
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#include <LibWeb/HTML/OffscreenCanvas.h>
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#include <LibWeb/WebIDL/ExceptionOr.h>
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namespace Web::HTML {
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// https://html.spec.whatwg.org/multipage/canvas.html#canvasimagesource
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// NOTE: This is the Variant created by the IDL wrapper generator, and needs to be updated accordingly.
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using CanvasImageSource = Variant<GC::Root<HTMLImageElement>, GC::Root<SVG::SVGImageElement>, GC::Root<HTMLCanvasElement>, GC::Root<ImageBitmap>, GC::Root<OffscreenCanvas>, GC::Root<HTMLVideoElement>>;
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// https://html.spec.whatwg.org/multipage/canvas.html#canvasdrawimage
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class CanvasDrawImage {
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public:
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virtual ~CanvasDrawImage() = default;
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WebIDL::ExceptionOr<void> draw_image(CanvasImageSource const&, float destination_x, float destination_y);
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WebIDL::ExceptionOr<void> draw_image(CanvasImageSource const&, float destination_x, float destination_y, float destination_width, float destination_height);
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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);
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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;
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protected:
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CanvasDrawImage() = default;
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};
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}
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