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LibWeb: Stub out a new SVGDecodedImageData class

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This class will implement isolated SVG layout and rendering.
This commit is contained in:
Andreas Kling 2023-05-20 16:34:52 +02:00
parent 8d3240d633
commit 6f46bff4df
3 changed files with 78 additions and 0 deletions
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1
Userland/Libraries/LibWeb/CMakeLists.txt
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@ -500,6 +500,7 @@ set(SOURCES
SVG/SVGAnimatedLength.cpp SVG/SVGAnimatedLength.cpp
SVG/SVGAnimatedNumber.cpp SVG/SVGAnimatedNumber.cpp
SVG/SVGClipPathElement.cpp SVG/SVGClipPathElement.cpp
SVG/SVGDecodedImageData.cpp
SVG/SVGDefsElement.cpp SVG/SVGDefsElement.cpp
SVG/SVGElement.cpp SVG/SVGElement.cpp
SVG/SVGGElement.cpp SVG/SVGGElement.cpp

43
Userland/Libraries/LibWeb/SVG/SVGDecodedImageData.cpp Normal file
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@ -0,0 +1,43 @@
/*
* Copyright (c) 2023, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibGfx/Bitmap.h>
#include <LibWeb/SVG/SVGDecodedImageData.h>
namespace Web::SVG {
ErrorOr<NonnullRefPtr<SVGDecodedImageData>> SVGDecodedImageData::create(ByteBuffer)
{
return adopt_nonnull_ref_or_enomem(new (nothrow) SVGDecodedImageData());
}
SVGDecodedImageData::SVGDecodedImageData()
{
}
SVGDecodedImageData::~SVGDecodedImageData() = default;
RefPtr<Gfx::Bitmap const> SVGDecodedImageData::bitmap(size_t) const
{
return nullptr;
}
Optional<CSSPixels> SVGDecodedImageData::intrinsic_width() const
{
return 0;
}
Optional<CSSPixels> SVGDecodedImageData::intrinsic_height() const
{
return 0;
}
Optional<float> SVGDecodedImageData::intrinsic_aspect_ratio() const
{
return 1;
}
}

34
Userland/Libraries/LibWeb/SVG/SVGDecodedImageData.h Normal file
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@ -0,0 +1,34 @@
/*
* Copyright (c) 2023, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibWeb/HTML/DecodedImageData.h>
namespace Web::SVG {
class SVGDecodedImageData final : public HTML::DecodedImageData {
public:
static ErrorOr<NonnullRefPtr<SVGDecodedImageData>> create(ByteBuffer encoded_svg);
virtual ~SVGDecodedImageData() override;
virtual RefPtr<Gfx::Bitmap const> bitmap(size_t frame_index) const override;
virtual Optional<CSSPixels> intrinsic_width() const override;
virtual Optional<CSSPixels> intrinsic_height() const override;
virtual Optional<float> intrinsic_aspect_ratio() const override;
// FIXME: Support SVG animations. :^)
virtual int frame_duration(size_t) const override { return 0; }
virtual size_t frame_count() const override { return 1; }
virtual size_t loop_count() const override { return 0; }
virtual bool is_animated() const override { return false; }
private:
SVGDecodedImageData();
};
}