| /* |
| 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: |
| SVGRenderStyle(); |
| SVGRenderStyle(bool); // Used to create the default style. |
| SVGRenderStyle(const SVGRenderStyle&); |
| ~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; |
| |
| // static default style |
| static SVGRenderStyle *s_defaultStyle; |
| |
| private: |
| SVGRenderStyle(const SVGRenderStyle*) { } |
| |
| 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 |
