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Diffstat (limited to 'WebCore/rendering/SVGRenderStyle.h')
| -rw-r--r-- | WebCore/rendering/SVGRenderStyle.h | 219 |
1 files changed, 219 insertions, 0 deletions
diff --git a/WebCore/rendering/SVGRenderStyle.h b/WebCore/rendering/SVGRenderStyle.h new file mode 100644 index 0000000..5724621 --- /dev/null +++ b/WebCore/rendering/SVGRenderStyle.h @@ -0,0 +1,219 @@ +/* + 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 |