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/*
Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
2004, 2005 Rob Buis <buis@kde.org>
Copyright (C) 2005, 2006 Apple Computer, Inc.
This file is part of the KDE project
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.
*/
#ifndef SVGRenderStyle_h
#define SVGRenderStyle_h
#if ENABLE(SVG)
#include "CSSValueList.h"
#include "DataRef.h"
#include "GraphicsTypes.h"
#include "SVGPaint.h"
#include "SVGRenderStyleDefs.h"
#include <wtf/Platform.h>
namespace WebCore {
class RenderObject;
class RenderStyle;
class SVGRenderStyle : public RefCounted<SVGRenderStyle> {
public:
static PassRefPtr<SVGRenderStyle> create() { return adoptRef(new SVGRenderStyle); }
PassRefPtr<SVGRenderStyle> copy() const { return adoptRef(new SVGRenderStyle(*this));}
~SVGRenderStyle();
bool inheritedNotEqual(const SVGRenderStyle*) const;
void inheritFrom(const SVGRenderStyle*);
bool operator==(const SVGRenderStyle&) const;
bool operator!=(const SVGRenderStyle& o) const { return !(*this == o); }
// SVG CSS Properties
SVG_RS_DEFINE_ATTRIBUTE(EAlignmentBaseline, AlignmentBaseline, alignmentBaseline, AB_AUTO)
SVG_RS_DEFINE_ATTRIBUTE(EDominantBaseline, DominantBaseline, dominantBaseline, DB_AUTO)
SVG_RS_DEFINE_ATTRIBUTE(EBaselineShift, BaselineShift, baselineShift, BS_BASELINE)
SVG_RS_DEFINE_ATTRIBUTE_INHERITED(LineCap, CapStyle, capStyle, ButtCap)
SVG_RS_DEFINE_ATTRIBUTE_INHERITED(WindRule, ClipRule, clipRule, RULE_NONZERO)
SVG_RS_DEFINE_ATTRIBUTE_INHERITED(EColorInterpolation, ColorInterpolation, colorInterpolation, CI_SRGB)
SVG_RS_DEFINE_ATTRIBUTE_INHERITED(EColorInterpolation, ColorInterpolationFilters, colorInterpolationFilters, CI_LINEARRGB)
SVG_RS_DEFINE_ATTRIBUTE_INHERITED(EColorRendering, ColorRendering, colorRendering, CR_AUTO)
SVG_RS_DEFINE_ATTRIBUTE_INHERITED(WindRule, FillRule, fillRule, RULE_NONZERO)
SVG_RS_DEFINE_ATTRIBUTE_INHERITED(EImageRendering, ImageRendering, imageRendering, IR_AUTO)
SVG_RS_DEFINE_ATTRIBUTE_INHERITED(LineJoin, JoinStyle, joinStyle, MiterJoin)
SVG_RS_DEFINE_ATTRIBUTE_INHERITED(EPointerEvents, PointerEvents, pointerEvents, PE_VISIBLE_PAINTED)
SVG_RS_DEFINE_ATTRIBUTE_INHERITED(EShapeRendering, ShapeRendering, shapeRendering, SR_AUTO)
SVG_RS_DEFINE_ATTRIBUTE_INHERITED(ETextAnchor, TextAnchor, textAnchor, TA_START)
SVG_RS_DEFINE_ATTRIBUTE_INHERITED(ETextRendering, TextRendering, textRendering, TR_AUTO)
SVG_RS_DEFINE_ATTRIBUTE_INHERITED(EWritingMode, WritingMode, writingMode, WM_LRTB)
SVG_RS_DEFINE_ATTRIBUTE_INHERITED(EGlyphOrientation, GlyphOrientationHorizontal, glyphOrientationHorizontal, GO_0DEG)
SVG_RS_DEFINE_ATTRIBUTE_INHERITED(EGlyphOrientation, GlyphOrientationVertical, glyphOrientationVertical, GO_AUTO)
// SVG CSS Properties (using DataRef's)
SVG_RS_DEFINE_ATTRIBUTE_DATAREF_WITH_INITIAL(float, fill, opacity, FillOpacity, fillOpacity, 1.0f)
SVG_RS_DEFINE_ATTRIBUTE_DATAREF_WITH_INITIAL_REFCOUNTED(SVGPaint, fill, paint, FillPaint, fillPaint, SVGPaint::defaultFill())
SVG_RS_DEFINE_ATTRIBUTE_DATAREF_WITH_INITIAL(float, stroke, opacity, StrokeOpacity, strokeOpacity, 1.0f)
SVG_RS_DEFINE_ATTRIBUTE_DATAREF_WITH_INITIAL_REFCOUNTED(SVGPaint, stroke, paint, StrokePaint, strokePaint, SVGPaint::defaultStroke())
SVG_RS_DEFINE_ATTRIBUTE_DATAREF_WITH_INITIAL_REFCOUNTED(CSSValueList, stroke, dashArray, StrokeDashArray, strokeDashArray, 0)
SVG_RS_DEFINE_ATTRIBUTE_DATAREF_WITH_INITIAL(float, stroke, miterLimit, StrokeMiterLimit, strokeMiterLimit, 4.0f)
SVG_RS_DEFINE_ATTRIBUTE_DATAREF_WITH_INITIAL_REFCOUNTED(CSSValue, stroke, width, StrokeWidth, strokeWidth, 0)
SVG_RS_DEFINE_ATTRIBUTE_DATAREF_WITH_INITIAL_REFCOUNTED(CSSValue, stroke, dashOffset, StrokeDashOffset, strokeDashOffset, 0);
SVG_RS_DEFINE_ATTRIBUTE_DATAREF_WITH_INITIAL_REFCOUNTED(CSSValue, text, kerning, Kerning, kerning, 0)
SVG_RS_DEFINE_ATTRIBUTE_DATAREF_WITH_INITIAL(float, stops, opacity, StopOpacity, stopOpacity, 1.0f)
SVG_RS_DEFINE_ATTRIBUTE_DATAREF_WITH_INITIAL(Color, stops, color, StopColor, stopColor, Color(0, 0, 0))
SVG_RS_DEFINE_ATTRIBUTE_DATAREF_WITH_INITIAL(String, clip, clipPath, ClipPath, clipPath, String())
SVG_RS_DEFINE_ATTRIBUTE_DATAREF_WITH_INITIAL(String, mask, maskElement, MaskElement, maskElement, String())
SVG_RS_DEFINE_ATTRIBUTE_DATAREF_WITH_INITIAL(String, markers, startMarker, StartMarker, startMarker, String())
SVG_RS_DEFINE_ATTRIBUTE_DATAREF_WITH_INITIAL(String, markers, midMarker, MidMarker, midMarker, String())
SVG_RS_DEFINE_ATTRIBUTE_DATAREF_WITH_INITIAL(String, markers, endMarker, EndMarker, endMarker, String())
SVG_RS_DEFINE_ATTRIBUTE_DATAREF_WITH_INITIAL(String, misc, filter, Filter, filter, String())
SVG_RS_DEFINE_ATTRIBUTE_DATAREF_WITH_INITIAL(float, misc, floodOpacity, FloodOpacity, floodOpacity, 1.0f)
SVG_RS_DEFINE_ATTRIBUTE_DATAREF_WITH_INITIAL(Color, misc, floodColor, FloodColor, floodColor, Color(0, 0, 0))
SVG_RS_DEFINE_ATTRIBUTE_DATAREF_WITH_INITIAL(Color, misc, lightingColor, LightingColor, lightingColor, Color(255, 255, 255))
SVG_RS_DEFINE_ATTRIBUTE_DATAREF_WITH_INITIAL_REFCOUNTED(CSSValue, misc, baselineShiftValue, BaselineShiftValue, baselineShiftValue, 0)
// convenience
bool hasStroke() const { return (strokePaint()->paintType() != SVGPaint::SVG_PAINTTYPE_NONE); }
bool hasFill() const { return (fillPaint()->paintType() != SVGPaint::SVG_PAINTTYPE_NONE); }
static float cssPrimitiveToLength(const RenderObject*, CSSValue*, float defaultValue = 0.0f);
protected:
// inherit
struct InheritedFlags {
bool operator==(const InheritedFlags& other) const
{
return (_colorRendering == other._colorRendering) &&
(_imageRendering == other._imageRendering) &&
(_shapeRendering == other._shapeRendering) &&
(_textRendering == other._textRendering) &&
(_clipRule == other._clipRule) &&
(_fillRule == other._fillRule) &&
(_capStyle == other._capStyle) &&
(_joinStyle == other._joinStyle) &&
(_textAnchor == other._textAnchor) &&
(_colorInterpolation == other._colorInterpolation) &&
(_colorInterpolationFilters == other._colorInterpolationFilters) &&
(_pointerEvents == other._pointerEvents) &&
(_writingMode == other._writingMode) &&
(_glyphOrientationHorizontal == other._glyphOrientationHorizontal) &&
(_glyphOrientationVertical == other._glyphOrientationVertical);
}
bool operator!=(const InheritedFlags& other) const
{
return !(*this == other);
}
unsigned _colorRendering : 2; // EColorRendering
unsigned _imageRendering : 2; // EImageRendering
unsigned _shapeRendering : 2; // EShapeRendering
unsigned _textRendering : 2; // ETextRendering
unsigned _clipRule : 1; // WindRule
unsigned _fillRule : 1; // WindRule
unsigned _capStyle : 2; // LineCap
unsigned _joinStyle : 2; // LineJoin
unsigned _textAnchor : 2; // ETextAnchor
unsigned _colorInterpolation : 2; // EColorInterpolation
unsigned _colorInterpolationFilters : 2; // EColorInterpolation
unsigned _pointerEvents : 4; // EPointerEvents
unsigned _writingMode : 3; // EWritingMode
unsigned _glyphOrientationHorizontal : 3; // EGlyphOrientation
unsigned _glyphOrientationVertical : 3; // EGlyphOrientation
} svg_inherited_flags;
// don't inherit
struct NonInheritedFlags {
// 32 bit non-inherited, don't add to the struct, or the operator will break.
bool operator==(const NonInheritedFlags &other) const { return _niflags == other._niflags; }
bool operator!=(const NonInheritedFlags &other) const { return _niflags != other._niflags; }
union {
struct {
unsigned _alignmentBaseline : 4; // EAlignmentBaseline
unsigned _dominantBaseline : 4; // EDominantBaseline
unsigned _baselineShift : 2; // EBaselineShift
// 22 bits unused
} f;
uint32_t _niflags;
};
} svg_noninherited_flags;
// inherited attributes
DataRef<StyleFillData> fill;
DataRef<StyleStrokeData> stroke;
DataRef<StyleMarkerData> markers;
DataRef<StyleTextData> text;
// non-inherited attributes
DataRef<StyleStopData> stops;
DataRef<StyleClipData> clip;
DataRef<StyleMaskData> mask;
DataRef<StyleMiscData> misc;
private:
enum CreateDefaultType { CreateDefault };
SVGRenderStyle();
SVGRenderStyle(const SVGRenderStyle&);
SVGRenderStyle(CreateDefaultType); // Used to create the default style.
void setBitDefaults()
{
svg_inherited_flags._clipRule = initialClipRule();
svg_inherited_flags._colorRendering = initialColorRendering();
svg_inherited_flags._fillRule = initialFillRule();
svg_inherited_flags._imageRendering = initialImageRendering();
svg_inherited_flags._shapeRendering = initialShapeRendering();
svg_inherited_flags._textRendering = initialTextRendering();
svg_inherited_flags._textAnchor = initialTextAnchor();
svg_inherited_flags._capStyle = initialCapStyle();
svg_inherited_flags._joinStyle = initialJoinStyle();
svg_inherited_flags._colorInterpolation = initialColorInterpolation();
svg_inherited_flags._colorInterpolationFilters = initialColorInterpolationFilters();
svg_inherited_flags._pointerEvents = initialPointerEvents();
svg_inherited_flags._writingMode = initialWritingMode();
svg_inherited_flags._glyphOrientationHorizontal = initialGlyphOrientationHorizontal();
svg_inherited_flags._glyphOrientationVertical = initialGlyphOrientationVertical();
svg_noninherited_flags._niflags = 0;
svg_noninherited_flags.f._alignmentBaseline = initialAlignmentBaseline();
svg_noninherited_flags.f._dominantBaseline = initialDominantBaseline();
svg_noninherited_flags.f._baselineShift = initialBaselineShift();
}
};
} // namespace WebCore
#endif // ENABLE(SVG)
#endif // SVGRenderStyle_h
// vim:ts=4:noet
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