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/*
Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
2004, 2005 Rob Buis <buis@kde.org>
Copyright (C) 2005-2017 Apple Inc. All rights reserved.
Copyright (C) Research In Motion Limited 2010. All rights reserved.
Copyright (C) 2014 Adobe Systems Incorporated. All rights reserved.
Copyright (C) 2025-2026 Samuel Weinig <sam@webkit.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#pragma once
#include <WebCore/RenderStyleConstants.h>
#include <WebCore/StyleSVGGlyphOrientationHorizontal.h>
#include <WebCore/StyleSVGGlyphOrientationVertical.h>
#include <WebCore/WindRule.h>
#include <wtf/DataRef.h>
#include <wtf/Ref.h>
#include <wtf/RefCounted.h>
namespace WebCore {
namespace Style {
class SVGFillData;
class SVGLayoutData;
class SVGMarkerResourceData;
class SVGNonInheritedMiscData;
class SVGStopData;
class SVGStrokeData;
DECLARE_ALLOCATOR_WITH_HEAP_IDENTIFIER(SVGData);
class SVGData : public RefCounted<SVGData> {
WTF_DEPRECATED_MAKE_FAST_ALLOCATED_WITH_HEAP_IDENTIFIER(SVGData, SVGData);
public:
static Ref<SVGData> createDefaultStyle();
static Ref<SVGData> create() { return adoptRef(*new SVGData); }
Ref<SVGData> copy() const;
~SVGData();
bool inheritedEqual(const SVGData&) const;
bool nonInheritedEqual(const SVGData&) const;
void inheritFrom(const SVGData&);
void copyNonInheritedFrom(const SVGData&);
bool operator==(const SVGData&) const;
#if !LOG_DISABLED
void dumpDifferences(TextStream&, const SVGData&) const;
#endif
struct InheritedFlags {
bool operator==(const InheritedFlags&) const = default;
#if !LOG_DISABLED
void dumpDifferences(TextStream&, const InheritedFlags&) const;
#endif
PREFERRED_TYPE(ShapeRendering) unsigned shapeRendering : 2;
PREFERRED_TYPE(WindRule) unsigned clipRule : 1;
PREFERRED_TYPE(WindRule) unsigned fillRule : 1;
PREFERRED_TYPE(TextAnchor) unsigned textAnchor : 2;
PREFERRED_TYPE(ColorInterpolation) unsigned colorInterpolation : 2;
PREFERRED_TYPE(ColorInterpolation) unsigned colorInterpolationFilters : 2;
PREFERRED_TYPE(SVGGlyphOrientationHorizontal) unsigned glyphOrientationHorizontal : 2;
PREFERRED_TYPE(SVGGlyphOrientationVertical) unsigned glyphOrientationVertical : 3;
};
struct NonInheritedFlags {
bool operator==(const NonInheritedFlags&) const = default;
#if !LOG_DISABLED
void dumpDifferences(TextStream&, const NonInheritedFlags&) const;
#endif
PREFERRED_TYPE(AlignmentBaseline) unsigned alignmentBaseline : 4;
PREFERRED_TYPE(DominantBaseline) unsigned dominantBaseline : 4;
PREFERRED_TYPE(VectorEffect) unsigned vectorEffect : 1;
PREFERRED_TYPE(BufferedRendering) unsigned bufferedRendering : 2;
PREFERRED_TYPE(MaskType) unsigned maskType : 1;
};
InheritedFlags inheritedFlags;
NonInheritedFlags nonInheritedFlags;
// Inherited data
DataRef<SVGFillData> fillData;
DataRef<SVGStrokeData> strokeData;
DataRef<SVGMarkerResourceData> markerResourceData;
// Non-inherited data
DataRef<SVGStopData> stopData;
DataRef<SVGNonInheritedMiscData> miscData;
DataRef<SVGLayoutData> layoutData;
private:
SVGData();
SVGData(const SVGData&);
enum CreateDefaultType { CreateDefault };
SVGData(CreateDefaultType); // Used to create the default style.
void setBitDefaults();
};
} // namespace Style
} // namespace WebCore
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