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authorThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:41 -0800
committerThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:41 -0800
commit648161bb0edfc3d43db63caed5cc5213bc6cb78f (patch)
tree4b825dc642cb6eb9a060e54bf8d69288fbee4904 /WebCore/rendering/style/SVGRenderStyle.h
parenta65af38181ac7d34544586bdb5cd004de93897ad (diff)
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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