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| -rw-r--r-- | svgio/source/svgreader/svgstyleattributes.cxx | 3013 |
1 files changed, 3013 insertions, 0 deletions
diff --git a/svgio/source/svgreader/svgstyleattributes.cxx b/svgio/source/svgreader/svgstyleattributes.cxx new file mode 100644 index 000000000..383545bf4 --- /dev/null +++ b/svgio/source/svgreader/svgstyleattributes.cxx @@ -0,0 +1,3013 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#include <sal/config.h> + +#include <algorithm> + +#include <svgstyleattributes.hxx> +#include <drawinglayer/primitive2d/transformprimitive2d.hxx> +#include <drawinglayer/primitive2d/PolyPolygonColorPrimitive2D.hxx> +#include <drawinglayer/primitive2d/PolyPolygonStrokePrimitive2D.hxx> +#include <svgnode.hxx> +#include <svgdocument.hxx> +#include <drawinglayer/primitive2d/svggradientprimitive2d.hxx> +#include <svggradientnode.hxx> +#include <drawinglayer/primitive2d/unifiedtransparenceprimitive2d.hxx> +#include <basegfx/vector/b2enums.hxx> +#include <drawinglayer/processor2d/linegeometryextractor2d.hxx> +#include <drawinglayer/processor2d/textaspolygonextractor2d.hxx> +#include <basegfx/polygon/b2dpolypolygoncutter.hxx> +#include <svgclippathnode.hxx> +#include <svgmasknode.hxx> +#include <basegfx/polygon/b2dpolypolygontools.hxx> +#include <svgmarkernode.hxx> +#include <svgpatternnode.hxx> +#include <drawinglayer/primitive2d/patternfillprimitive2d.hxx> +#include <basegfx/polygon/b2dpolygontools.hxx> +#include <drawinglayer/primitive2d/maskprimitive2d.hxx> +#include <drawinglayer/primitive2d/pagehierarchyprimitive2d.hxx> + +const int nStyleDepthLimit = 1024; + +namespace svgio::svgreader +{ + static basegfx::B2DLineJoin StrokeLinejoinToB2DLineJoin(StrokeLinejoin aStrokeLinejoin) + { + if(StrokeLinejoin_round == aStrokeLinejoin) + { + return basegfx::B2DLineJoin::Round; + } + else if(StrokeLinejoin_bevel == aStrokeLinejoin) + { + return basegfx::B2DLineJoin::Bevel; + } + + return basegfx::B2DLineJoin::Miter; + } + + static css::drawing::LineCap StrokeLinecapToDrawingLineCap(StrokeLinecap aStrokeLinecap) + { + switch(aStrokeLinecap) + { + default: /* StrokeLinecap_notset, StrokeLinecap_butt */ + { + return css::drawing::LineCap_BUTT; + } + case StrokeLinecap_round: + { + return css::drawing::LineCap_ROUND; + } + case StrokeLinecap_square: + { + return css::drawing::LineCap_SQUARE; + } + } + } + + FontStretch getWider(FontStretch aSource) + { + switch(aSource) + { + case FontStretch_ultra_condensed: aSource = FontStretch_extra_condensed; break; + case FontStretch_extra_condensed: aSource = FontStretch_condensed; break; + case FontStretch_condensed: aSource = FontStretch_semi_condensed; break; + case FontStretch_semi_condensed: aSource = FontStretch_normal; break; + case FontStretch_normal: aSource = FontStretch_semi_expanded; break; + case FontStretch_semi_expanded: aSource = FontStretch_expanded; break; + case FontStretch_expanded: aSource = FontStretch_extra_expanded; break; + case FontStretch_extra_expanded: aSource = FontStretch_ultra_expanded; break; + default: break; + } + + return aSource; + } + + FontStretch getNarrower(FontStretch aSource) + { + switch(aSource) + { + case FontStretch_extra_condensed: aSource = FontStretch_ultra_condensed; break; + case FontStretch_condensed: aSource = FontStretch_extra_condensed; break; + case FontStretch_semi_condensed: aSource = FontStretch_condensed; break; + case FontStretch_normal: aSource = FontStretch_semi_condensed; break; + case FontStretch_semi_expanded: aSource = FontStretch_normal; break; + case FontStretch_expanded: aSource = FontStretch_semi_expanded; break; + case FontStretch_extra_expanded: aSource = FontStretch_expanded; break; + case FontStretch_ultra_expanded: aSource = FontStretch_extra_expanded; break; + default: break; + } + + return aSource; + } + + FontWeight getBolder(FontWeight aSource) + { + switch(aSource) + { + case FontWeight_100: aSource = FontWeight_200; break; + case FontWeight_200: aSource = FontWeight_300; break; + case FontWeight_300: aSource = FontWeight_400; break; + case FontWeight_400: aSource = FontWeight_500; break; + case FontWeight_500: aSource = FontWeight_600; break; + case FontWeight_600: aSource = FontWeight_700; break; + case FontWeight_700: aSource = FontWeight_800; break; + case FontWeight_800: aSource = FontWeight_900; break; + default: break; + } + + return aSource; + } + + FontWeight getLighter(FontWeight aSource) + { + switch(aSource) + { + case FontWeight_200: aSource = FontWeight_100; break; + case FontWeight_300: aSource = FontWeight_200; break; + case FontWeight_400: aSource = FontWeight_300; break; + case FontWeight_500: aSource = FontWeight_400; break; + case FontWeight_600: aSource = FontWeight_500; break; + case FontWeight_700: aSource = FontWeight_600; break; + case FontWeight_800: aSource = FontWeight_700; break; + case FontWeight_900: aSource = FontWeight_800; break; + default: break; + } + + return aSource; + } + + ::FontWeight getVclFontWeight(FontWeight aSource) + { + ::FontWeight nRetval(WEIGHT_NORMAL); + + switch(aSource) + { + case FontWeight_100: nRetval = WEIGHT_ULTRALIGHT; break; + case FontWeight_200: nRetval = WEIGHT_LIGHT; break; + case FontWeight_300: nRetval = WEIGHT_SEMILIGHT; break; + case FontWeight_400: nRetval = WEIGHT_NORMAL; break; + case FontWeight_500: nRetval = WEIGHT_MEDIUM; break; + case FontWeight_600: nRetval = WEIGHT_SEMIBOLD; break; + case FontWeight_700: nRetval = WEIGHT_BOLD; break; + case FontWeight_800: nRetval = WEIGHT_ULTRABOLD; break; + case FontWeight_900: nRetval = WEIGHT_BLACK; break; + default: break; + } + + return nRetval; + } + + void SvgStyleAttributes::readCssStyle(const OUString& rCandidate) + { + const sal_Int32 nLen(rCandidate.getLength()); + sal_Int32 nPos(0); + + while(nPos < nLen) + { + // get TokenName + OUStringBuffer aTokenName; + skip_char(rCandidate, u' ', nPos, nLen); + copyString(rCandidate, nPos, aTokenName, nLen); + + if (aTokenName.isEmpty()) + { + // if no TokenName advance one by force to avoid death loop, continue + OSL_ENSURE(false, "Could not interpret on current position, advancing one byte (!)"); + nPos++; + continue; + } + + // get TokenValue + OUStringBuffer aTokenValue; + skip_char(rCandidate, u' ', u':', nPos, nLen); + copyToLimiter(rCandidate, u';', nPos, aTokenValue, nLen); + skip_char(rCandidate, u' ', u';', nPos, nLen); + + if (aTokenValue.isEmpty()) + { + // no value - continue + continue; + } + + // generate OUStrings + const OUString aOUTokenName(aTokenName.makeStringAndClear()); + OUString aOUTokenValue(aTokenValue.makeStringAndClear()); + + // check for '!important' CssStyle mark, currently not supported + // but needs to be extracted for correct parsing + OUString aTokenImportant("!important"); + const sal_Int32 nIndexTokenImportant(aOUTokenValue.indexOf(aTokenImportant)); + + if(-1 != nIndexTokenImportant) + { + // if there currently just remove it and remove spaces to have the value only + OUString aNewOUTokenValue; + + if(nIndexTokenImportant > 0) + { + // copy content before token + aNewOUTokenValue += aOUTokenValue.copy(0, nIndexTokenImportant); + } + + if(aOUTokenValue.getLength() > nIndexTokenImportant + aTokenImportant.getLength()) + { + // copy content after token + aNewOUTokenValue += aOUTokenValue.copy(nIndexTokenImportant + aTokenImportant.getLength()); + } + + // remove spaces + aOUTokenValue = aNewOUTokenValue.trim(); + } + + // valid token-value pair, parse it + parseStyleAttribute(StrToSVGToken(aOUTokenName, true), aOUTokenValue, true); + } + } + + const SvgStyleAttributes* SvgStyleAttributes::getParentStyle() const + { + if(getCssStyleParent()) + { + return getCssStyleParent(); + } + + if(mrOwner.supportsParentStyle() && mrOwner.getParent()) + { + return mrOwner.getParent()->getSvgStyleAttributes(); + } + + return nullptr; + } + + void SvgStyleAttributes::add_text( + drawinglayer::primitive2d::Primitive2DContainer& rTarget, + drawinglayer::primitive2d::Primitive2DContainer const & rSource) const + { + if(rSource.empty()) + return; + + // at this point the primitives in rSource are of type TextSimplePortionPrimitive2D + // or TextDecoratedPortionPrimitive2D and have the Fill Color (pAttributes->getFill()) + // set. When another fill is used and also evtl. stroke is set it gets necessary to + // dismantle to geometry and add needed primitives + const basegfx::BColor* pFill = getFill(); + const SvgGradientNode* pFillGradient = getSvgGradientNodeFill(); + const SvgPatternNode* pFillPattern = getSvgPatternNodeFill(); + const basegfx::BColor* pStroke = getStroke(); + const SvgGradientNode* pStrokeGradient = getSvgGradientNodeStroke(); + const SvgPatternNode* pStrokePattern = getSvgPatternNodeStroke(); + basegfx::B2DPolyPolygon aMergedArea; + + if(pFillGradient || pFillPattern || pStroke || pStrokeGradient || pStrokePattern) + { + // text geometry is needed, create + // use neutral ViewInformation and create LineGeometryExtractor2D + const drawinglayer::geometry::ViewInformation2D aViewInformation2D; + drawinglayer::processor2d::TextAsPolygonExtractor2D aExtractor(aViewInformation2D); + + // process + aExtractor.process(rSource); + + // get results + const drawinglayer::processor2d::TextAsPolygonDataNodeVector& rResult = aExtractor.getTarget(); + const sal_uInt32 nResultCount(rResult.size()); + basegfx::B2DPolyPolygonVector aTextFillVector; + aTextFillVector.reserve(nResultCount); + + for(sal_uInt32 a(0); a < nResultCount; a++) + { + const drawinglayer::processor2d::TextAsPolygonDataNode& rCandidate = rResult[a]; + + if(rCandidate.getIsFilled()) + { + aTextFillVector.push_back(rCandidate.getB2DPolyPolygon()); + } + } + + if(!aTextFillVector.empty()) + { + aMergedArea = basegfx::utils::mergeToSinglePolyPolygon(aTextFillVector); + } + } + + const bool bStrokeUsed(pStroke || pStrokeGradient || pStrokePattern); + + // add fill. Use geometry even for simple color fill when stroke + // is used, else text rendering and the geometry-based stroke will + // normally not really match optically due to diverse system text + // renderers + if(aMergedArea.count() && (pFillGradient || pFillPattern || bStrokeUsed)) + { + // create text fill content based on geometry + add_fill(aMergedArea, rTarget, aMergedArea.getB2DRange()); + } + else if(pFill) + { + // add the already prepared primitives for single color fill + rTarget.append(rSource); + } + + // add stroke + if(aMergedArea.count() && bStrokeUsed) + { + // create text stroke content + add_stroke(aMergedArea, rTarget, aMergedArea.getB2DRange()); + } + } + + void SvgStyleAttributes::add_fillGradient( + const basegfx::B2DPolyPolygon& rPath, + drawinglayer::primitive2d::Primitive2DContainer& rTarget, + const SvgGradientNode& rFillGradient, + const basegfx::B2DRange& rGeoRange) const + { + // create fill content + drawinglayer::primitive2d::SvgGradientEntryVector aSvgGradientEntryVector; + + // get the color stops + rFillGradient.collectGradientEntries(aSvgGradientEntryVector); + + if(aSvgGradientEntryVector.empty()) + return; + + basegfx::B2DHomMatrix aGeoToUnit; + basegfx::B2DHomMatrix aGradientTransform; + + if(rFillGradient.getGradientTransform()) + { + aGradientTransform = *rFillGradient.getGradientTransform(); + } + + if(userSpaceOnUse == rFillGradient.getGradientUnits()) + { + aGeoToUnit.translate(-rGeoRange.getMinX(), -rGeoRange.getMinY()); + aGeoToUnit.scale(1.0 / rGeoRange.getWidth(), 1.0 / rGeoRange.getHeight()); + } + + if(SVGTokenLinearGradient == rFillGradient.getType()) + { + basegfx::B2DPoint aStart(0.0, 0.0); + basegfx::B2DPoint aEnd(1.0, 0.0); + + if(userSpaceOnUse == rFillGradient.getGradientUnits()) + { + // all possible units + aStart.setX(rFillGradient.getX1().solve(mrOwner, xcoordinate)); + aStart.setY(rFillGradient.getY1().solve(mrOwner, ycoordinate)); + aEnd.setX(rFillGradient.getX2().solve(mrOwner, xcoordinate)); + aEnd.setY(rFillGradient.getY2().solve(mrOwner, ycoordinate)); + } + else + { + // fractions or percent relative to object bounds + const SvgNumber X1(rFillGradient.getX1()); + const SvgNumber Y1(rFillGradient.getY1()); + const SvgNumber X2(rFillGradient.getX2()); + const SvgNumber Y2(rFillGradient.getY2()); + + aStart.setX(Unit_percent == X1.getUnit() ? X1.getNumber() * 0.01 : X1.getNumber()); + aStart.setY(Unit_percent == Y1.getUnit() ? Y1.getNumber() * 0.01 : Y1.getNumber()); + aEnd.setX(Unit_percent == X2.getUnit() ? X2.getNumber() * 0.01 : X2.getNumber()); + aEnd.setY(Unit_percent == Y2.getUnit() ? Y2.getNumber() * 0.01 : Y2.getNumber()); + } + + if(!aGeoToUnit.isIdentity()) + { + aStart *= aGeoToUnit; + aEnd *= aGeoToUnit; + } + + rTarget.push_back( + new drawinglayer::primitive2d::SvgLinearGradientPrimitive2D( + aGradientTransform, + rPath, + aSvgGradientEntryVector, + aStart, + aEnd, + userSpaceOnUse != rFillGradient.getGradientUnits(), + rFillGradient.getSpreadMethod())); + } + else + { + basegfx::B2DPoint aStart(0.5, 0.5); + basegfx::B2DPoint aFocal; + double fRadius(0.5); + const SvgNumber* pFx = rFillGradient.getFx(); + const SvgNumber* pFy = rFillGradient.getFy(); + const bool bFocal(pFx || pFy); + + if(userSpaceOnUse == rFillGradient.getGradientUnits()) + { + // all possible units + aStart.setX(rFillGradient.getCx().solve(mrOwner, xcoordinate)); + aStart.setY(rFillGradient.getCy().solve(mrOwner, ycoordinate)); + fRadius = rFillGradient.getR().solve(mrOwner); + + if(bFocal) + { + aFocal.setX(pFx ? pFx->solve(mrOwner, xcoordinate) : aStart.getX()); + aFocal.setY(pFy ? pFy->solve(mrOwner, ycoordinate) : aStart.getY()); + } + } + else + { + // fractions or percent relative to object bounds + const SvgNumber Cx(rFillGradient.getCx()); + const SvgNumber Cy(rFillGradient.getCy()); + const SvgNumber R(rFillGradient.getR()); + + aStart.setX(Unit_percent == Cx.getUnit() ? Cx.getNumber() * 0.01 : Cx.getNumber()); + aStart.setY(Unit_percent == Cy.getUnit() ? Cy.getNumber() * 0.01 : Cy.getNumber()); + fRadius = (Unit_percent == R.getUnit()) ? R.getNumber() * 0.01 : R.getNumber(); + + if(bFocal) + { + aFocal.setX(pFx ? (Unit_percent == pFx->getUnit() ? pFx->getNumber() * 0.01 : pFx->getNumber()) : aStart.getX()); + aFocal.setY(pFy ? (Unit_percent == pFy->getUnit() ? pFy->getNumber() * 0.01 : pFy->getNumber()) : aStart.getY()); + } + } + + if(!aGeoToUnit.isIdentity()) + { + aStart *= aGeoToUnit; + fRadius = (aGeoToUnit * basegfx::B2DVector(fRadius, 0.0)).getLength(); + + if(bFocal) + { + aFocal *= aGeoToUnit; + } + } + + rTarget.push_back( + new drawinglayer::primitive2d::SvgRadialGradientPrimitive2D( + aGradientTransform, + rPath, + aSvgGradientEntryVector, + aStart, + fRadius, + userSpaceOnUse != rFillGradient.getGradientUnits(), + rFillGradient.getSpreadMethod(), + bFocal ? &aFocal : nullptr)); + } + } + + void SvgStyleAttributes::add_fillPatternTransform( + const basegfx::B2DPolyPolygon& rPath, + drawinglayer::primitive2d::Primitive2DContainer& rTarget, + const SvgPatternNode& rFillPattern, + const basegfx::B2DRange& rGeoRange) const + { + // prepare fill polyPolygon with given pattern, check for patternTransform + if(rFillPattern.getPatternTransform() && !rFillPattern.getPatternTransform()->isIdentity()) + { + // PatternTransform is active; Handle by filling the inverse transformed + // path and back-transforming the result + basegfx::B2DPolyPolygon aPath(rPath); + basegfx::B2DHomMatrix aInv(*rFillPattern.getPatternTransform()); + drawinglayer::primitive2d::Primitive2DContainer aNewTarget; + + aInv.invert(); + aPath.transform(aInv); + add_fillPattern(aPath, aNewTarget, rFillPattern, aPath.getB2DRange()); + + if(!aNewTarget.empty()) + { + rTarget.push_back( + new drawinglayer::primitive2d::TransformPrimitive2D( + *rFillPattern.getPatternTransform(), + aNewTarget)); + } + } + else + { + // no patternTransform, create fillPattern directly + add_fillPattern(rPath, rTarget, rFillPattern, rGeoRange); + } + } + + void SvgStyleAttributes::add_fillPattern( + const basegfx::B2DPolyPolygon& rPath, + drawinglayer::primitive2d::Primitive2DContainer& rTarget, + const SvgPatternNode& rFillPattern, + const basegfx::B2DRange& rGeoRange) const + { + // fill polyPolygon with given pattern + const drawinglayer::primitive2d::Primitive2DContainer& rPrimitives = rFillPattern.getPatternPrimitives(); + + if(rPrimitives.empty()) + return; + + double fTargetWidth(rGeoRange.getWidth()); + double fTargetHeight(rGeoRange.getHeight()); + + if(!(fTargetWidth > 0.0 && fTargetHeight > 0.0)) + return; + + // get relative values from pattern + double fX(0.0); + double fY(0.0); + double fW(0.0); + double fH(0.0); + + rFillPattern.getValuesRelative(fX, fY, fW, fH, rGeoRange, mrOwner); + + if(!(fW > 0.0 && fH > 0.0)) + return; + + // build the reference range relative to the rGeoRange + const basegfx::B2DRange aReferenceRange(fX, fY, fX + fW, fY + fH); + + // find out how the content is mapped to the reference range + basegfx::B2DHomMatrix aMapPrimitivesToUnitRange; + const basegfx::B2DRange* pViewBox = rFillPattern.getViewBox(); + + if(pViewBox) + { + // use viewBox/preserveAspectRatio + const SvgAspectRatio& rRatio = rFillPattern.getSvgAspectRatio(); + const basegfx::B2DRange aUnitRange(0.0, 0.0, 1.0, 1.0); + + if(rRatio.isSet()) + { + // let mapping be created from SvgAspectRatio + aMapPrimitivesToUnitRange = rRatio.createMapping(aUnitRange, *pViewBox); + } + else + { + // choose default mapping + aMapPrimitivesToUnitRange = SvgAspectRatio::createLinearMapping(aUnitRange, *pViewBox); + } + } + else + { + // use patternContentUnits + const SvgUnits aPatternContentUnits(rFillPattern.getPatternContentUnits() ? *rFillPattern.getPatternContentUnits() : userSpaceOnUse); + + if(userSpaceOnUse == aPatternContentUnits) + { + // create relative mapping to unit coordinates + aMapPrimitivesToUnitRange.scale(1.0 / (fW * fTargetWidth), 1.0 / (fH * fTargetHeight)); + } + else + { + aMapPrimitivesToUnitRange.scale(1.0 / fW, 1.0 / fH); + } + } + + // apply aMapPrimitivesToUnitRange to content when used + drawinglayer::primitive2d::Primitive2DContainer aPrimitives(rPrimitives); + + if(!aMapPrimitivesToUnitRange.isIdentity()) + { + const drawinglayer::primitive2d::Primitive2DReference xRef( + new drawinglayer::primitive2d::TransformPrimitive2D( + aMapPrimitivesToUnitRange, + aPrimitives)); + + aPrimitives = drawinglayer::primitive2d::Primitive2DContainer { xRef }; + } + + // embed in PatternFillPrimitive2D + rTarget.push_back( + new drawinglayer::primitive2d::PatternFillPrimitive2D( + rPath, + aPrimitives, + aReferenceRange)); + } + + void SvgStyleAttributes::add_fill( + const basegfx::B2DPolyPolygon& rPath, + drawinglayer::primitive2d::Primitive2DContainer& rTarget, + const basegfx::B2DRange& rGeoRange) const + { + const basegfx::BColor* pFill = getFill(); + const SvgGradientNode* pFillGradient = getSvgGradientNodeFill(); + const SvgPatternNode* pFillPattern = getSvgPatternNodeFill(); + + if(!(pFill || pFillGradient || pFillPattern)) + return; + + const double fFillOpacity(getFillOpacity().solve(mrOwner)); + + if(!basegfx::fTools::more(fFillOpacity, 0.0)) + return; + + drawinglayer::primitive2d::Primitive2DContainer aNewFill; + + if(pFillGradient) + { + // create fill content with SVG gradient primitive + add_fillGradient(rPath, aNewFill, *pFillGradient, rGeoRange); + } + else if(pFillPattern) + { + // create fill content with SVG pattern primitive + add_fillPatternTransform(rPath, aNewFill, *pFillPattern, rGeoRange); + } + else // if(pFill) + { + // create fill content + aNewFill.resize(1); + aNewFill[0] = new drawinglayer::primitive2d::PolyPolygonColorPrimitive2D( + rPath, + *pFill); + } + + if(aNewFill.empty()) + return; + + if(basegfx::fTools::less(fFillOpacity, 1.0)) + { + // embed in UnifiedTransparencePrimitive2D + rTarget.push_back( + new drawinglayer::primitive2d::UnifiedTransparencePrimitive2D( + aNewFill, + 1.0 - fFillOpacity)); + } + else + { + // append + rTarget.append(aNewFill); + } + } + + void SvgStyleAttributes::add_stroke( + const basegfx::B2DPolyPolygon& rPath, + drawinglayer::primitive2d::Primitive2DContainer& rTarget, + const basegfx::B2DRange& rGeoRange) const + { + const basegfx::BColor* pStroke = getStroke(); + const SvgGradientNode* pStrokeGradient = getSvgGradientNodeStroke(); + const SvgPatternNode* pStrokePattern = getSvgPatternNodeStroke(); + + if(!(pStroke || pStrokeGradient || pStrokePattern)) + return; + + drawinglayer::primitive2d::Primitive2DContainer aNewStroke; + const double fStrokeOpacity(getStrokeOpacity().solve(mrOwner)); + + if(!basegfx::fTools::more(fStrokeOpacity, 0.0)) + return; + + // get stroke width; SVG does not use 0.0 == hairline, so 0.0 is no line at all + const double fStrokeWidth(getStrokeWidth().isSet() ? getStrokeWidth().solve(mrOwner) : 1.0); + + if(!basegfx::fTools::more(fStrokeWidth, 0.0)) + return; + + drawinglayer::primitive2d::Primitive2DReference aNewLinePrimitive; + + // if we have a line with two identical points it is not really a line, + // but used by SVG sometimes to paint a single dot.In that case, create + // the geometry for a single dot + if(1 == rPath.count()) + { + const basegfx::B2DPolygon& aSingle(rPath.getB2DPolygon(0)); + + if(2 == aSingle.count() && aSingle.getB2DPoint(0).equal(aSingle.getB2DPoint(1))) + { + aNewLinePrimitive = new drawinglayer::primitive2d::PolyPolygonColorPrimitive2D( + basegfx::B2DPolyPolygon( + basegfx::utils::createPolygonFromCircle( + aSingle.getB2DPoint(0), + fStrokeWidth * (1.44 * 0.5))), + pStroke ? *pStroke : basegfx::BColor(0.0, 0.0, 0.0)); + } + } + + if(!aNewLinePrimitive.is()) + { + // get LineJoin, LineCap and stroke array + const basegfx::B2DLineJoin aB2DLineJoin(StrokeLinejoinToB2DLineJoin(getStrokeLinejoin())); + const css::drawing::LineCap aLineCap(StrokeLinecapToDrawingLineCap(getStrokeLinecap())); + ::std::vector< double > aDashArray; + + if(!getStrokeDasharray().empty()) + { + aDashArray = solveSvgNumberVector(getStrokeDasharray(), mrOwner); + } + + // convert svg:stroke-miterlimit to LineAttrute:mfMiterMinimumAngle + // The default needs to be set explicitly, because svg default <> Draw default + double fMiterMinimumAngle; + if (getStrokeMiterLimit().isSet()) + { + fMiterMinimumAngle = 2.0 * asin(1.0/getStrokeMiterLimit().getNumber()); + } + else + { + fMiterMinimumAngle = 2.0 * asin(0.25); // 1.0/default 4.0 + } + + // todo: Handle getStrokeDashOffset() + + // prepare line attribute + const drawinglayer::attribute::LineAttribute aLineAttribute( + pStroke ? *pStroke : basegfx::BColor(0.0, 0.0, 0.0), + fStrokeWidth, + aB2DLineJoin, + aLineCap, + fMiterMinimumAngle); + + if(aDashArray.empty()) + { + aNewLinePrimitive = new drawinglayer::primitive2d::PolyPolygonStrokePrimitive2D( + rPath, + aLineAttribute); + } + else + { + const drawinglayer::attribute::StrokeAttribute aStrokeAttribute(aDashArray); + + aNewLinePrimitive = new drawinglayer::primitive2d::PolyPolygonStrokePrimitive2D( + rPath, + aLineAttribute, + aStrokeAttribute); + } + } + + if(pStrokeGradient || pStrokePattern) + { + // put primitive into Primitive2DReference and Primitive2DSequence + const drawinglayer::primitive2d::Primitive2DContainer aSeq { aNewLinePrimitive }; + + // use neutral ViewInformation and create LineGeometryExtractor2D + const drawinglayer::geometry::ViewInformation2D aViewInformation2D; + drawinglayer::processor2d::LineGeometryExtractor2D aExtractor(aViewInformation2D); + + // process + aExtractor.process(aSeq); + + // check for fill rsults + const basegfx::B2DPolyPolygonVector& rLineFillVector(aExtractor.getExtractedLineFills()); + + if(!rLineFillVector.empty()) + { + const basegfx::B2DPolyPolygon aMergedArea( + basegfx::utils::mergeToSinglePolyPolygon( + rLineFillVector)); + + if(aMergedArea.count()) + { + if(pStrokeGradient) + { + // create fill content with SVG gradient primitive. Use original GeoRange, + // e.g. from circle without LineWidth + add_fillGradient(aMergedArea, aNewStroke, *pStrokeGradient, rGeoRange); + } + else // if(pStrokePattern) + { + // create fill content with SVG pattern primitive. Use GeoRange + // from the expanded data, e.g. circle with extended geo by half linewidth + add_fillPatternTransform(aMergedArea, aNewStroke, *pStrokePattern, aMergedArea.getB2DRange()); + } + } + } + } + else // if(pStroke) + { + aNewStroke.push_back(aNewLinePrimitive); + } + + if(aNewStroke.empty()) + return; + + if(basegfx::fTools::less(fStrokeOpacity, 1.0)) + { + // embed in UnifiedTransparencePrimitive2D + rTarget.push_back( + new drawinglayer::primitive2d::UnifiedTransparencePrimitive2D( + aNewStroke, + 1.0 - fStrokeOpacity)); + } + else + { + // append + rTarget.append(aNewStroke); + } + } + + bool SvgStyleAttributes::prepare_singleMarker( + drawinglayer::primitive2d::Primitive2DContainer& rMarkerPrimitives, + basegfx::B2DHomMatrix& rMarkerTransform, + basegfx::B2DRange& rClipRange, + const SvgMarkerNode& rMarker) const + { + // reset return values + rMarkerTransform.identity(); + rClipRange.reset(); + + // get marker primitive representation + rMarkerPrimitives = rMarker.getMarkerPrimitives(); + + if(!rMarkerPrimitives.empty()) + { + basegfx::B2DRange aPrimitiveRange(0.0, 0.0, 1.0, 1.0); + const basegfx::B2DRange* pViewBox = rMarker.getViewBox(); + + if(pViewBox) + { + aPrimitiveRange = *pViewBox; + } + + if(aPrimitiveRange.getWidth() > 0.0 && aPrimitiveRange.getHeight() > 0.0) + { + double fTargetWidth(rMarker.getMarkerWidth().isSet() ? rMarker.getMarkerWidth().solve(mrOwner, xcoordinate) : 3.0); + double fTargetHeight(rMarker.getMarkerHeight().isSet() ? rMarker.getMarkerHeight().solve(mrOwner, xcoordinate) : 3.0); + const bool bStrokeWidth(SvgMarkerNode::MarkerUnits::strokeWidth == rMarker.getMarkerUnits()); + const double fStrokeWidth(getStrokeWidth().isSet() ? getStrokeWidth().solve(mrOwner) : 1.0); + + if(bStrokeWidth) + { + // relative to strokeWidth + fTargetWidth *= fStrokeWidth; + fTargetHeight *= fStrokeWidth; + } + + if(fTargetWidth > 0.0 && fTargetHeight > 0.0) + { + // create mapping + const basegfx::B2DRange aTargetRange(0.0, 0.0, fTargetWidth, fTargetHeight); + const SvgAspectRatio& rRatio = rMarker.getSvgAspectRatio(); + + if(rRatio.isSet()) + { + // let mapping be created from SvgAspectRatio + rMarkerTransform = rRatio.createMapping(aTargetRange, aPrimitiveRange); + + if(rRatio.isMeetOrSlice()) + { + // need to clip + rClipRange = aPrimitiveRange; + } + } + else + { + if(!pViewBox) + { + if(bStrokeWidth) + { + // adapt to strokewidth if needed + rMarkerTransform.scale(fStrokeWidth, fStrokeWidth); + } + } + else + { + // choose default mapping + rMarkerTransform = SvgAspectRatio::createLinearMapping(aTargetRange, aPrimitiveRange); + } + } + + // get and apply reference point. Initially it's in marker local coordinate system + basegfx::B2DPoint aRefPoint( + rMarker.getRefX().isSet() ? rMarker.getRefX().solve(mrOwner, xcoordinate) : 0.0, + rMarker.getRefY().isSet() ? rMarker.getRefY().solve(mrOwner, ycoordinate) : 0.0); + + // apply MarkerTransform to have it in mapped coordinates + aRefPoint *= rMarkerTransform; + + // apply by moving RepPoint to (0.0) + rMarkerTransform.translate(-aRefPoint.getX(), -aRefPoint.getY()); + + return true; + } + } + } + + return false; + } + + void SvgStyleAttributes::add_markers( + const basegfx::B2DPolyPolygon& rPath, + drawinglayer::primitive2d::Primitive2DContainer& rTarget, + const basegfx::utils::PointIndexSet* pHelpPointIndices) const + { + // try to access linked markers + const SvgMarkerNode* pStart = accessMarkerStartXLink(); + const SvgMarkerNode* pMid = accessMarkerMidXLink(); + const SvgMarkerNode* pEnd = accessMarkerEndXLink(); + + if(!(pStart || pMid || pEnd)) + return; + + const sal_uInt32 nSubPathCount(rPath.count()); + + if(!nSubPathCount) + return; + + // remember prepared marker; pStart, pMid and pEnd may all be equal when + // only 'marker' was used instead of 'marker-start', 'marker-mid' or 'marker-end', + // see 'case SVGTokenMarker' in this file; thus in this case only one common + // marker in primitive form will be prepared + const SvgMarkerNode* pPrepared = nullptr; + + // values for the prepared marker, results of prepare_singleMarker + drawinglayer::primitive2d::Primitive2DContainer aPreparedMarkerPrimitives; + basegfx::B2DHomMatrix aPreparedMarkerTransform; + basegfx::B2DRange aPreparedMarkerClipRange; + + for (sal_uInt32 a(0); a < nSubPathCount; a++) + { + // iterate over sub-paths + const basegfx::B2DPolygon& aSubPolygonPath(rPath.getB2DPolygon(a)); + const sal_uInt32 nSubPolygonPointCount(aSubPolygonPath.count()); + const bool bSubPolygonPathIsClosed(aSubPolygonPath.isClosed()); + + if(nSubPolygonPointCount) + { + // for each sub-path, create one marker per point (when closed, two markers + // need to pe created for the 1st point) + const sal_uInt32 nTargetMarkerCount(bSubPolygonPathIsClosed ? nSubPolygonPointCount + 1 : nSubPolygonPointCount); + + for (sal_uInt32 b(0); b < nTargetMarkerCount; b++) + { + const bool bIsFirstMarker(!a && !b); + const bool bIsLastMarker(nSubPathCount - 1 == a && nTargetMarkerCount - 1 == b); + const SvgMarkerNode* pNeeded = nullptr; + + if(bIsFirstMarker) + { + // 1st point in 1st sub-polygon, use pStart + pNeeded = pStart; + } + else if(bIsLastMarker) + { + // last point in last sub-polygon, use pEnd + pNeeded = pEnd; + } + else + { + // anything in-between, use pMid + pNeeded = pMid; + } + + if(pHelpPointIndices && !pHelpPointIndices->empty()) + { + const basegfx::utils::PointIndexSet::const_iterator aFound( + pHelpPointIndices->find(basegfx::utils::PointIndex(a, b))); + + if(aFound != pHelpPointIndices->end()) + { + // this point is a pure helper point; do not create a marker for it + continue; + } + } + + if(!pNeeded) + { + // no marker needs to be created for this point + continue; + } + + if(pPrepared != pNeeded) + { + // if needed marker is not yet prepared, do it now + if(prepare_singleMarker(aPreparedMarkerPrimitives, aPreparedMarkerTransform, aPreparedMarkerClipRange, *pNeeded)) + { + pPrepared = pNeeded; + } + else + { + // error: could not prepare given marker + OSL_ENSURE(false, "OOps, could not prepare given marker as primitives (!)"); + pPrepared = nullptr; + continue; + } + } + + // prepare complete transform + basegfx::B2DHomMatrix aCombinedTransform(aPreparedMarkerTransform); + + // get rotation + if(pPrepared->getOrientAuto()) + { + const sal_uInt32 nPointIndex(b % nSubPolygonPointCount); + + // get entering and leaving tangents; this will search backward/forward + // in the polygon to find tangents unequal to zero, skipping empty edges + // see basegfx descriptions) + // Hint: Mozilla, Inkscape and others use only leaving tangent for start marker + // and entering tangent for end marker. To achieve this (if wanted) it is possible + // to make the fetch of aEntering/aLeaving dependent on bIsFirstMarker/bIsLastMarker. + // This is not done here, see comment 14 in task #1232379# + // or http://www.w3.org/TR/SVG/painting.html#OrientAttribute + basegfx::B2DVector aEntering( + basegfx::utils::getTangentEnteringPoint( + aSubPolygonPath, + nPointIndex)); + basegfx::B2DVector aLeaving( + basegfx::utils::getTangentLeavingPoint( + aSubPolygonPath, + nPointIndex)); + const bool bEntering(!aEntering.equalZero()); + const bool bLeaving(!aLeaving.equalZero()); + + if(bEntering || bLeaving) + { + basegfx::B2DVector aSum(0.0, 0.0); + + if(bEntering) + { + aSum += aEntering.normalize(); + } + + if(bLeaving) + { + aSum += aLeaving.normalize(); + } + + if(!aSum.equalZero()) + { + const double fAngle(atan2(aSum.getY(), aSum.getX())); + + // apply rotation + aCombinedTransform.rotate(fAngle); + } + } + } + else + { + // apply rotation + aCombinedTransform.rotate(pPrepared->getAngle()); + } + + // get and apply target position + const basegfx::B2DPoint aPoint(aSubPolygonPath.getB2DPoint(b % nSubPolygonPointCount)); + + aCombinedTransform.translate(aPoint.getX(), aPoint.getY()); + + // prepare marker + drawinglayer::primitive2d::Primitive2DReference xMarker( + new drawinglayer::primitive2d::TransformPrimitive2D( + aCombinedTransform, + aPreparedMarkerPrimitives)); + + if(!aPreparedMarkerClipRange.isEmpty()) + { + // marker needs to be clipped, it's bigger as the mapping + basegfx::B2DPolyPolygon aClipPolygon(basegfx::utils::createPolygonFromRect(aPreparedMarkerClipRange)); + + aClipPolygon.transform(aCombinedTransform); + xMarker = new drawinglayer::primitive2d::MaskPrimitive2D( + aClipPolygon, + drawinglayer::primitive2d::Primitive2DContainer { xMarker }); + } + + // add marker + rTarget.push_back(xMarker); + } + } + } + } + + void SvgStyleAttributes::add_path( + const basegfx::B2DPolyPolygon& rPath, + drawinglayer::primitive2d::Primitive2DContainer& rTarget, + const basegfx::utils::PointIndexSet* pHelpPointIndices) const + { + if(!rPath.count()) + { + // no geometry at all + return; + } + + const basegfx::B2DRange aGeoRange(rPath.getB2DRange()); + + if(aGeoRange.isEmpty()) + { + // no geometry range + return; + } + + const double fOpacity(getOpacity().solve(mrOwner)); + + if(basegfx::fTools::equalZero(fOpacity)) + { + // not visible + return; + } + + // check if it's a line + const bool bNoWidth(basegfx::fTools::equalZero(aGeoRange.getWidth())); + const bool bNoHeight(basegfx::fTools::equalZero(aGeoRange.getHeight())); + const bool bIsTwoPointLine(1 == rPath.count() + && !rPath.areControlPointsUsed() + && 2 == rPath.getB2DPolygon(0).count()); + const bool bIsLine(bIsTwoPointLine || bNoWidth || bNoHeight); + + if(!bIsLine) + { + // create fill + basegfx::B2DPolyPolygon aPath(rPath); + const bool bNeedToCheckClipRule(SVGTokenPath == mrOwner.getType() || SVGTokenPolygon == mrOwner.getType()); + const bool bClipPathIsNonzero(bNeedToCheckClipRule && mbIsClipPathContent && FillRule_nonzero == maClipRule); + const bool bFillRuleIsNonzero(bNeedToCheckClipRule && !mbIsClipPathContent && FillRule_nonzero == getFillRule()); + + if(bClipPathIsNonzero || bFillRuleIsNonzero) + { + if(getFill() || getSvgGradientNodeFill() || getSvgPatternNodeFill()) { + // nonzero is wanted, solve geometrically (see description on basegfx) + // basegfx::utils::createNonzeroConform() is expensive for huge paths + // and is only needed if path will be filled later on + aPath = basegfx::utils::createNonzeroConform(aPath); + } + } + + add_fill(aPath, rTarget, aGeoRange); + } + + // create stroke + add_stroke(rPath, rTarget, aGeoRange); + + // Svg supports markers for path, polygon, polyline and line + if(SVGTokenPath == mrOwner.getType() || // path + SVGTokenPolygon == mrOwner.getType() || // polygon, polyline + SVGTokenLine == mrOwner.getType()) // line + { + // try to add markers + add_markers(rPath, rTarget, pHelpPointIndices); + } + } + + void SvgStyleAttributes::add_postProcess( + drawinglayer::primitive2d::Primitive2DContainer& rTarget, + const drawinglayer::primitive2d::Primitive2DContainer& rSource, + const basegfx::B2DHomMatrix* pTransform) const + { + if(rSource.empty()) + return; + + const double fOpacity(getOpacity().solve(mrOwner)); + + if(basegfx::fTools::equalZero(fOpacity)) + { + return; + } + + drawinglayer::primitive2d::Primitive2DContainer aSource(rSource); + + if(basegfx::fTools::less(fOpacity, 1.0)) + { + // embed in UnifiedTransparencePrimitive2D + const drawinglayer::primitive2d::Primitive2DReference xRef( + new drawinglayer::primitive2d::UnifiedTransparencePrimitive2D( + aSource, + 1.0 - fOpacity)); + + aSource = drawinglayer::primitive2d::Primitive2DContainer { xRef }; + } + + if(pTransform) + { + // create embedding group element with transformation. This applies the given + // transformation to the graphical content, but *not* to mask and/or clip (as needed) + const drawinglayer::primitive2d::Primitive2DReference xRef( + new drawinglayer::primitive2d::TransformPrimitive2D( + *pTransform, + aSource)); + + aSource = drawinglayer::primitive2d::Primitive2DContainer { xRef }; + } + + const SvgClipPathNode* pClip = accessClipPathXLink(); + while(pClip) + { + // #i124852# transform may be needed when userSpaceOnUse + pClip->apply(aSource, pTransform); + pClip = pClip->getSvgStyleAttributes()->accessClipPathXLink(); + } + + if(!aSource.empty()) // test again, applied clipPath may have lead to empty geometry + { + const SvgMaskNode* pMask = accessMaskXLink(); + if(pMask) + { + // #i124852# transform may be needed when userSpaceOnUse + pMask->apply(aSource, pTransform); + } + } + + // This is part of the SVG import of self-written SVGs from + // Draw/Impress containing multiple Slides/Pages. To be able + // to later 'break' these to multiple Pages if wanted, embed + // each Page-Content in an identifiable Primitive Grouping + // Object. + // This is the case when the current Node is a GroupNode, has + // class="Page" set, has a parent that also is a GroupNode + // at which class="Slide" is set. + // Multiple Slides/Pages are possible for Draw and Impress. + if(SVGTokenG == mrOwner.getType() && mrOwner.getClass()) + { + const OUString aOwnerClass(*mrOwner.getClass()); + + if("Page" == aOwnerClass) + { + const SvgNode* pParent(mrOwner.getParent()); + + if(nullptr != pParent && SVGTokenG == pParent->getType() && pParent->getClass()) + { + const OUString aParentClass(*pParent->getClass()); + + if("Slide" == aParentClass) + { + // embed to grouping primitive to identify the + // Slide/Page information + const drawinglayer::primitive2d::Primitive2DReference xRef( + new drawinglayer::primitive2d::PageHierarchyPrimitive2D( + aSource)); + + aSource = drawinglayer::primitive2d::Primitive2DContainer { xRef }; + } + } + } + } + + if(!aSource.empty()) // test again, applied mask may have lead to empty geometry + { + // append to current target + rTarget.append(aSource); + } + } + + SvgStyleAttributes::SvgStyleAttributes(SvgNode& rOwner) + : mrOwner(rOwner), + mpCssStyleParent(nullptr), + maFill(), + maStroke(), + maStopColor(basegfx::BColor(0.0, 0.0, 0.0), true), + maStrokeWidth(), + maStopOpacity(), + maFillOpacity(), + maStrokeDasharray(), + maStrokeDashOffset(), + maStrokeLinecap(StrokeLinecap_notset), + maStrokeLinejoin(StrokeLinejoin_notset), + maStrokeMiterLimit(), + maStrokeOpacity(), + maFontFamily(), + maFontSize(), + maFontSizeNumber(), + maFontStretch(FontStretch_notset), + maFontStyle(FontStyle_notset), + maFontWeight(FontWeight_notset), + maTextAlign(TextAlign_notset), + maTextDecoration(TextDecoration_notset), + maTextAnchor(TextAnchor_notset), + maColor(), + maOpacity(), + maVisibility(Visibility_notset), + maTitle(), + maDesc(), + maClipPathXLink(), + mpClipPathXLink(nullptr), + maMaskXLink(), + mpMaskXLink(nullptr), + maMarkerStartXLink(), + mpMarkerStartXLink(nullptr), + maMarkerMidXLink(), + mpMarkerMidXLink(nullptr), + maMarkerEndXLink(), + mpMarkerEndXLink(nullptr), + maFillRule(FillRule_notset), + maClipRule(FillRule_nonzero), + maBaselineShift(BaselineShift_Baseline), + maBaselineShiftNumber(0), + maResolvingParent(30, 0), + mbIsClipPathContent(SVGTokenClipPathNode == mrOwner.getType()), + mbStrokeDasharraySet(false) + { + const SvgStyleAttributes* pParentStyle = getParentStyle(); + if(!mbIsClipPathContent) + { + if(pParentStyle) + { + mbIsClipPathContent = pParentStyle->mbIsClipPathContent; + } + } + } + + SvgStyleAttributes::~SvgStyleAttributes() + { + } + + void SvgStyleAttributes::parseStyleAttribute( + SVGToken aSVGToken, + const OUString& aContent, + bool bCaseIndependent) + { + switch(aSVGToken) + { + case SVGTokenFill: + { + SvgPaint aSvgPaint; + OUString aURL; + SvgNumber aOpacity; + + if(readSvgPaint(aContent, aSvgPaint, aURL, bCaseIndependent, aOpacity)) + { + setFill(aSvgPaint); + if(aOpacity.isSet()) + { + setOpacity(SvgNumber(std::clamp(aOpacity.getNumber(), 0.0, 1.0))); + } + } + else if(!aURL.isEmpty()) + { + maNodeFillURL = aURL; + } + break; + } + case SVGTokenFillOpacity: + { + SvgNumber aNum; + + if(readSingleNumber(aContent, aNum)) + { + maFillOpacity = SvgNumber(std::clamp(aNum.getNumber(), 0.0, 1.0), aNum.getUnit(), aNum.isSet()); + } + break; + } + case SVGTokenFillRule: + { + if(!aContent.isEmpty()) + { + if(aContent.match(commonStrings::aStrNonzero)) + { + maFillRule = FillRule_nonzero; + } + else if(aContent.match(commonStrings::aStrEvenOdd)) + { + maFillRule = FillRule_evenodd; + } + } + break; + } + case SVGTokenStroke: + { + SvgPaint aSvgPaint; + OUString aURL; + SvgNumber aOpacity; + + if(readSvgPaint(aContent, aSvgPaint, aURL, bCaseIndependent, aOpacity)) + { + maStroke = aSvgPaint; + if(aOpacity.isSet()) + { + setOpacity(SvgNumber(std::clamp(aOpacity.getNumber(), 0.0, 1.0))); + } + } + else if(!aURL.isEmpty()) + { + maNodeStrokeURL = aURL; + } + break; + } + case SVGTokenStrokeDasharray: + { + if(!aContent.isEmpty()) + { + SvgNumberVector aVector; + + if(aContent.startsWith("none")) + { + // #121221# The special value 'none' needs to be handled + // in the sense that *when* it is set, the parent shall not + // be used. Before this was only dependent on the array being + // empty + mbStrokeDasharraySet = true; + } + else if(readSvgNumberVector(aContent, aVector)) + { + maStrokeDasharray = aVector; + } + } + break; + } + case SVGTokenStrokeDashoffset: + { + SvgNumber aNum; + + if(readSingleNumber(aContent, aNum)) + { + if(aNum.isPositive()) + { + maStrokeDashOffset = aNum; + } + } + break; + } + case SVGTokenStrokeLinecap: + { + if(!aContent.isEmpty()) + { + if(aContent.startsWith("butt")) + { + setStrokeLinecap(StrokeLinecap_butt); + } + else if(aContent.startsWith("round")) + { + setStrokeLinecap(StrokeLinecap_round); + } + else if(aContent.startsWith("square")) + { + setStrokeLinecap(StrokeLinecap_square); + } + } + break; + } + case SVGTokenStrokeLinejoin: + { + if(!aContent.isEmpty()) + { + if(aContent.startsWith("miter")) + { + setStrokeLinejoin(StrokeLinejoin_miter); + } + else if(aContent.startsWith("round")) + { + setStrokeLinejoin(StrokeLinejoin_round); + } + else if(aContent.startsWith("bevel")) + { + setStrokeLinejoin(StrokeLinejoin_bevel); + } + } + break; + } + case SVGTokenStrokeMiterlimit: + { + SvgNumber aNum; + + if(readSingleNumber(aContent, aNum)) + { + if(basegfx::fTools::moreOrEqual(aNum.getNumber(), 1.0)) + { //readSingleNumber sets Unit_px as default, if unit is missing. Correct it here. + maStrokeMiterLimit = SvgNumber(aNum.getNumber(), Unit_none); + } + } + break; + } + case SVGTokenStrokeOpacity: + { + + SvgNumber aNum; + + if(readSingleNumber(aContent, aNum)) + { + maStrokeOpacity = SvgNumber(std::clamp(aNum.getNumber(), 0.0, 1.0), aNum.getUnit(), aNum.isSet()); + } + break; + } + case SVGTokenStrokeWidth: + { + SvgNumber aNum; + + if(readSingleNumber(aContent, aNum)) + { + if(aNum.isPositive()) + { + maStrokeWidth = aNum; + } + } + break; + } + case SVGTokenStopColor: + { + SvgPaint aSvgPaint; + OUString aURL; + SvgNumber aOpacity; + + if(readSvgPaint(aContent, aSvgPaint, aURL, bCaseIndependent, aOpacity)) + { + maStopColor = aSvgPaint; + if(aOpacity.isSet()) + { + setOpacity(SvgNumber(std::clamp(aOpacity.getNumber(), 0.0, 1.0))); + } + } + break; + } + case SVGTokenStopOpacity: + { + SvgNumber aNum; + + if(readSingleNumber(aContent, aNum)) + { + if(aNum.isPositive()) + { + maStopOpacity = aNum; + } + } + break; + } + case SVGTokenFont: + { + break; + } + case SVGTokenFontFamily: + { + SvgStringVector aSvgStringVector; + + if(readSvgStringVector(aContent, aSvgStringVector)) + { + maFontFamily = aSvgStringVector; + } + break; + } + case SVGTokenFontSize: + { + if(!aContent.isEmpty()) + { + if(aContent.startsWith("xx-small")) + { + setFontSize(FontSize_xx_small); + } + else if(aContent.startsWith("x-small")) + { + setFontSize(FontSize_x_small); + } + else if(aContent.startsWith("small")) + { + setFontSize(FontSize_small); + } + else if(aContent.startsWith("smaller")) + { + setFontSize(FontSize_smaller); + } + else if(aContent.startsWith("medium")) + { + setFontSize(FontSize_medium); + } + else if(aContent.startsWith("larger")) + { + setFontSize(FontSize_larger); + } + else if(aContent.startsWith("large")) + { + setFontSize(FontSize_large); + } + else if(aContent.startsWith("x-large")) + { + setFontSize(FontSize_x_large); + } + else if(aContent.startsWith("xx-large")) + { + setFontSize(FontSize_xx_large); + } + else if(aContent.startsWith("initial")) + { + setFontSize(FontSize_initial); + } + else + { + SvgNumber aNum; + + if(readSingleNumber(aContent, aNum)) + { + maFontSizeNumber = aNum; + } + } + } + break; + } + case SVGTokenFontSizeAdjust: + { + break; + } + case SVGTokenFontStretch: + { + if(!aContent.isEmpty()) + { + if(aContent.startsWith("normal")) + { + setFontStretch(FontStretch_normal); + } + else if(aContent.startsWith("wider")) + { + setFontStretch(FontStretch_wider); + } + else if(aContent.startsWith("narrower")) + { + setFontStretch(FontStretch_narrower); + } + else if(aContent.startsWith("ultra-condensed")) + { + setFontStretch(FontStretch_ultra_condensed); + } + else if(aContent.startsWith("extra-condensed")) + { + setFontStretch(FontStretch_extra_condensed); + } + else if(aContent.startsWith("condensed")) + { + setFontStretch(FontStretch_condensed); + } + else if(aContent.startsWith("semi-condensed")) + { + setFontStretch(FontStretch_semi_condensed); + } + else if(aContent.startsWith("semi-expanded")) + { + setFontStretch(FontStretch_semi_expanded); + } + else if(aContent.startsWith("expanded")) + { + setFontStretch(FontStretch_expanded); + } + else if(aContent.startsWith("extra-expanded")) + { + setFontStretch(FontStretch_extra_expanded); + } + else if(aContent.startsWith("ultra-expanded")) + { + setFontStretch(FontStretch_ultra_expanded); + } + } + break; + } + case SVGTokenFontStyle: + { + if(!aContent.isEmpty()) + { + if(aContent.startsWith("normal")) + { + setFontStyle(FontStyle_normal); + } + else if(aContent.startsWith("italic")) + { + setFontStyle(FontStyle_italic); + } + else if(aContent.startsWith("oblique")) + { + setFontStyle(FontStyle_oblique); + } + } + break; + } + case SVGTokenFontVariant: + { + break; + } + case SVGTokenFontWeight: + { + if(!aContent.isEmpty()) + { + if(aContent.startsWith("100")) + { + setFontWeight(FontWeight_100); + } + else if(aContent.startsWith("200")) + { + setFontWeight(FontWeight_200); + } + else if(aContent.startsWith("300")) + { + setFontWeight(FontWeight_300); + } + else if(aContent.startsWith("400") || aContent.startsWith("normal")) + { + setFontWeight(FontWeight_400); + } + else if(aContent.startsWith("500")) + { + setFontWeight(FontWeight_500); + } + else if(aContent.startsWith("600")) + { + setFontWeight(FontWeight_600); + } + else if(aContent.startsWith("700") || aContent.startsWith("bold")) + { + setFontWeight(FontWeight_700); + } + else if(aContent.startsWith("800")) + { + setFontWeight(FontWeight_800); + } + else if(aContent.startsWith("900")) + { + setFontWeight(FontWeight_900); + } + else if(aContent.startsWith("bolder")) + { + setFontWeight(FontWeight_bolder); + } + else if(aContent.startsWith("lighter")) + { + setFontWeight(FontWeight_lighter); + } + } + break; + } + case SVGTokenDirection: + { + break; + } + case SVGTokenLetterSpacing: + { + break; + } + case SVGTokenTextDecoration: + { + if(!aContent.isEmpty()) + { + if(aContent.startsWith("none")) + { + setTextDecoration(TextDecoration_none); + } + else if(aContent.startsWith("underline")) + { + setTextDecoration(TextDecoration_underline); + } + else if(aContent.startsWith("overline")) + { + setTextDecoration(TextDecoration_overline); + } + else if(aContent.startsWith("line-through")) + { + setTextDecoration(TextDecoration_line_through); + } + else if(aContent.startsWith("blink")) + { + setTextDecoration(TextDecoration_blink); + } + } + break; + } + case SVGTokenUnicodeBidi: + { + break; + } + case SVGTokenWordSpacing: + { + break; + } + case SVGTokenTextAnchor: + { + if(!aContent.isEmpty()) + { + if(aContent.startsWith("start")) + { + setTextAnchor(TextAnchor_start); + } + else if(aContent.startsWith("middle")) + { + setTextAnchor(TextAnchor_middle); + } + else if(aContent.startsWith("end")) + { + setTextAnchor(TextAnchor_end); + } + } + break; + } + case SVGTokenTextAlign: + { + if(!aContent.isEmpty()) + { + if(aContent.startsWith("left")) + { + setTextAlign(TextAlign_left); + } + else if(aContent.startsWith("right")) + { + setTextAlign(TextAlign_right); + } + else if(aContent.startsWith("center")) + { + setTextAlign(TextAlign_center); + } + else if(aContent.startsWith("justify")) + { + setTextAlign(TextAlign_justify); + } + } + break; + } + case SVGTokenColor: + { + SvgPaint aSvgPaint; + OUString aURL; + SvgNumber aOpacity; + + if(readSvgPaint(aContent, aSvgPaint, aURL, bCaseIndependent, aOpacity)) + { + maColor = aSvgPaint; + if(aOpacity.isSet()) + { + setOpacity(SvgNumber(std::clamp(aOpacity.getNumber(), 0.0, 1.0))); + } + } + break; + } + case SVGTokenOpacity: + { + SvgNumber aNum; + + if(readSingleNumber(aContent, aNum)) + { + setOpacity(SvgNumber(std::clamp(aNum.getNumber(), 0.0, 1.0), aNum.getUnit(), aNum.isSet())); + } + break; + } + case SVGTokenVisibility: + { + if(!aContent.isEmpty()) + { + if(aContent.startsWith("visible")) + { + setVisibility(Visibility_visible); + } + else if(aContent.startsWith("hidden")) + { + setVisibility(Visibility_hidden); + } + else if(aContent.startsWith("collapse")) + { + setVisibility(Visibility_collapse); + } + else if(aContent.startsWith("inherit")) + { + setVisibility(Visibility_inherit); + } + } + break; + } + case SVGTokenTitle: + { + maTitle = aContent; + break; + } + case SVGTokenDesc: + { + maDesc = aContent; + break; + } + case SVGTokenClipPathProperty: + { + readLocalUrl(aContent, maClipPathXLink); + break; + } + case SVGTokenMask: + { + readLocalUrl(aContent, maMaskXLink); + break; + } + case SVGTokenClipRule: + { + if(!aContent.isEmpty()) + { + if(aContent.match(commonStrings::aStrNonzero)) + { + maClipRule = FillRule_nonzero; + } + else if(aContent.match(commonStrings::aStrEvenOdd)) + { + maClipRule = FillRule_evenodd; + } + } + break; + } + case SVGTokenMarker: + { + if(bCaseIndependent) + { + readLocalUrl(aContent, maMarkerEndXLink); + maMarkerStartXLink = maMarkerMidXLink = maMarkerEndXLink; + } + break; + } + case SVGTokenMarkerStart: + { + readLocalUrl(aContent, maMarkerStartXLink); + break; + } + case SVGTokenMarkerMid: + { + readLocalUrl(aContent, maMarkerMidXLink); + break; + } + case SVGTokenMarkerEnd: + { + readLocalUrl(aContent, maMarkerEndXLink); + break; + } + case SVGTokenDisplay: + { + // There may be display:none statements inside of style defines, e.g. the following line: + // style="display:none" + // taken from a svg example; this needs to be parsed and set at the owning node. Do not call + // mrOwner.parseAttribute(...) here, this would lead to a recursion + if(!aContent.isEmpty()) + { + mrOwner.setDisplay(getDisplayFromContent(aContent)); + } + break; + } + case SVGTokenBaselineShift: + { + if(!aContent.isEmpty()) + { + SvgNumber aNum; + + if(aContent.startsWith("sub")) + { + setBaselineShift(BaselineShift_Sub); + } + else if(aContent.startsWith("super")) + { + setBaselineShift(BaselineShift_Super); + } + else if(readSingleNumber(aContent, aNum)) + { + maBaselineShiftNumber = aNum; + + if(Unit_percent == aNum.getUnit()) + { + setBaselineShift(BaselineShift_Percentage); + } + else + { + setBaselineShift(BaselineShift_Length); + } + } + else + { + // no BaselineShift or inherit (which is automatically) + setBaselineShift(BaselineShift_Baseline); + } + } + break; + } + default: + { + break; + } + } + } + + // #i125258# ask if fill is a direct hard attribute (no hierarchy) + bool SvgStyleAttributes::isFillSet() const + { + if(mbIsClipPathContent) + { + return false; + } + else if(maFill.isSet()) + { + return true; + } + + return false; + } + + const basegfx::BColor* SvgStyleAttributes::getCurrentColor() const + { + static basegfx::BColor aBlack(0.0, 0.0, 0.0); + const basegfx::BColor *aColor = getColor(); + if( aColor ) + return aColor; + else + return &aBlack; + } + + const basegfx::BColor* SvgStyleAttributes::getFill() const + { + if(maFill.isSet()) + { + if(maFill.isCurrent()) + { + return getCurrentColor(); + } + else if(maFill.isOn()) + { + return &maFill.getBColor(); + } + else if(mbIsClipPathContent) + { + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[0] < nStyleDepthLimit) + { + ++maResolvingParent[0]; + const basegfx::BColor* pFill = pSvgStyleAttributes->getFill(); + --maResolvingParent[0]; + + return pFill; + } + } + } + else if (maNodeFillURL.isEmpty()) + { + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[0] < nStyleDepthLimit) + { + ++maResolvingParent[0]; + const basegfx::BColor* pFill = pSvgStyleAttributes->getFill(); + --maResolvingParent[0]; + + if(mbIsClipPathContent) + { + if (pFill) + { + return pFill; + } + else + { + static basegfx::BColor aBlack(0.0, 0.0, 0.0); + return &aBlack; + } + } + else + { + return pFill; + } + } + } + + return nullptr; + } + + const basegfx::BColor* SvgStyleAttributes::getStroke() const + { + if(maStroke.isSet()) + { + if(maStroke.isCurrent()) + { + return getCurrentColor(); + } + else if(maStroke.isOn()) + { + return &maStroke.getBColor(); + } + } + else if (maNodeStrokeURL.isEmpty()) + { + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[1] < nStyleDepthLimit) + { + ++maResolvingParent[1]; + auto ret = pSvgStyleAttributes->getStroke(); + --maResolvingParent[1]; + return ret; + } + } + + return nullptr; + } + + const basegfx::BColor& SvgStyleAttributes::getStopColor() const + { + if(maStopColor.isCurrent()) + { + return *getCurrentColor(); + } + else + { + return maStopColor.getBColor(); + } + } + + const SvgGradientNode* SvgStyleAttributes::getSvgGradientNodeFill() const + { + if (!maFill.isSet()) + { + if (!maNodeFillURL.isEmpty()) + { + const SvgNode* pNode = mrOwner.getDocument().findSvgNodeById(maNodeFillURL); + + if(pNode) + { + if(SVGTokenLinearGradient == pNode->getType() || SVGTokenRadialGradient == pNode->getType()) + { + return static_cast< const SvgGradientNode* >(pNode); + } + } + } + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[2] < nStyleDepthLimit) + { + ++maResolvingParent[2]; + auto ret = pSvgStyleAttributes->getSvgGradientNodeFill(); + --maResolvingParent[2]; + return ret; + } + } + + return nullptr; + } + + const SvgGradientNode* SvgStyleAttributes::getSvgGradientNodeStroke() const + { + if (!maStroke.isSet()) + { + if(!maNodeStrokeURL.isEmpty()) + { + const SvgNode* pNode = mrOwner.getDocument().findSvgNodeById(maNodeStrokeURL); + + if(pNode) + { + if(SVGTokenLinearGradient == pNode->getType() || SVGTokenRadialGradient == pNode->getType()) + { + return static_cast< const SvgGradientNode* >(pNode); + } + } + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[3] < nStyleDepthLimit) + { + ++maResolvingParent[3]; + auto ret = pSvgStyleAttributes->getSvgGradientNodeStroke(); + --maResolvingParent[3]; + return ret; + } + } + + return nullptr; + } + + const SvgPatternNode* SvgStyleAttributes::getSvgPatternNodeFill() const + { + if (!maFill.isSet()) + { + if (!maNodeFillURL.isEmpty()) + { + const SvgNode* pNode = mrOwner.getDocument().findSvgNodeById(maNodeFillURL); + + if(pNode) + { + if(SVGTokenPattern == pNode->getType()) + { + return static_cast< const SvgPatternNode* >(pNode); + } + } + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[4] < nStyleDepthLimit) + { + ++maResolvingParent[4]; + auto ret = pSvgStyleAttributes->getSvgPatternNodeFill(); + --maResolvingParent[4]; + return ret; + } + } + + return nullptr; + } + + const SvgPatternNode* SvgStyleAttributes::getSvgPatternNodeStroke() const + { + if (!maStroke.isSet()) + { + if(!maNodeStrokeURL.isEmpty()) + { + const SvgNode* pNode = mrOwner.getDocument().findSvgNodeById(maNodeStrokeURL); + + if(pNode) + { + if(SVGTokenPattern == pNode->getType()) + { + return static_cast< const SvgPatternNode* >(pNode); + } + } + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[5] < nStyleDepthLimit) + { + ++maResolvingParent[5]; + auto ret = pSvgStyleAttributes->getSvgPatternNodeStroke(); + --maResolvingParent[5]; + return ret; + } + } + + return nullptr; + } + + SvgNumber SvgStyleAttributes::getStrokeWidth() const + { + if(maStrokeWidth.isSet()) + { + return maStrokeWidth; + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[6] < nStyleDepthLimit) + { + ++maResolvingParent[6]; + auto ret = pSvgStyleAttributes->getStrokeWidth(); + --maResolvingParent[6]; + return ret; + } + + if(mbIsClipPathContent) + { + return SvgNumber(0.0); + } + + // default is 1 + return SvgNumber(1.0); + } + + SvgNumber SvgStyleAttributes::getStopOpacity() const + { + if(maStopOpacity.isSet()) + { + return maStopOpacity; + } + + // default is 1 + return SvgNumber(1.0); + } + + SvgNumber SvgStyleAttributes::getFillOpacity() const + { + if(maFillOpacity.isSet()) + { + return maFillOpacity; + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[7] < nStyleDepthLimit) + { + ++maResolvingParent[7]; + auto ret = pSvgStyleAttributes->getFillOpacity(); + --maResolvingParent[7]; + return ret; + } + + // default is 1 + return SvgNumber(1.0); + } + + SvgNumber SvgStyleAttributes::getOpacity() const + { + if(maOpacity.isSet()) + { + return maOpacity; + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[8] < nStyleDepthLimit) + { + ++maResolvingParent[8]; + auto ret = pSvgStyleAttributes->getOpacity(); + --maResolvingParent[8]; + return ret; + } + + // default is 1 + return SvgNumber(1.0); + } + + Visibility SvgStyleAttributes::getVisibility() const + { + if(Visibility_notset == maVisibility || Visibility_inherit == maVisibility) + { + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[9] < nStyleDepthLimit) + { + ++maResolvingParent[9]; + auto ret = pSvgStyleAttributes->getVisibility(); + --maResolvingParent[9]; + return ret; + } + //default is Visible + return Visibility_visible; + } + + // Visibility correction/exception for self-exported SVGs: + // When Impress exports single or multi-page SVGs, it puts the + // single slides into <g visibility="hidden">. Not sure why + // this happens, but this leads (correctly) to empty imported + // Graphics. + // Thus, if Visibility_hidden is active and owner is a SVGTokenG + // and it's parent is also a SVGTokenG and it has a Class 'SlideGroup' + // set, check if we are an Impress export. + // We are an Impress export if an SVG-Node titled 'ooo:meta_slides' + // exists. + // All together gives: + if(Visibility_hidden == maVisibility + && SVGTokenG == mrOwner.getType() + && nullptr != mrOwner.getDocument().findSvgNodeById("ooo:meta_slides")) + { + const SvgNode* pParent(mrOwner.getParent()); + + if(nullptr != pParent && SVGTokenG == pParent->getType() && pParent->getClass()) + { + const OUString aClass(*pParent->getClass()); + + if("SlideGroup" == aClass) + { + // if we detect this exception, + // override Visibility_hidden -> Visibility_visible + return Visibility_visible; + } + } + } + + return maVisibility; + } + + FillRule SvgStyleAttributes::getFillRule() const + { + if(FillRule_notset != maFillRule) + { + return maFillRule; + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[10] < nStyleDepthLimit) + { + ++maResolvingParent[10]; + auto ret = pSvgStyleAttributes->getFillRule(); + --maResolvingParent[10]; + return ret; + } + + // default is NonZero + return FillRule_nonzero; + } + + const SvgNumberVector& SvgStyleAttributes::getStrokeDasharray() const + { + if(!maStrokeDasharray.empty()) + { + return maStrokeDasharray; + } + else if(mbStrokeDasharraySet) + { + // #121221# is set to empty *by purpose*, do not visit parent styles + return maStrokeDasharray; + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[11] < nStyleDepthLimit) + { + ++maResolvingParent[11]; + const SvgNumberVector& ret = pSvgStyleAttributes->getStrokeDasharray(); + --maResolvingParent[11]; + return ret; + } + + // default empty + return maStrokeDasharray; + } + + SvgNumber SvgStyleAttributes::getStrokeDashOffset() const + { + if(maStrokeDashOffset.isSet()) + { + return maStrokeDashOffset; + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[12] < nStyleDepthLimit) + { + ++maResolvingParent[12]; + auto ret = pSvgStyleAttributes->getStrokeDashOffset(); + --maResolvingParent[12]; + return ret; + } + + // default is 0 + return SvgNumber(0.0); + } + + StrokeLinecap SvgStyleAttributes::getStrokeLinecap() const + { + if(maStrokeLinecap != StrokeLinecap_notset) + { + return maStrokeLinecap; + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[13] < nStyleDepthLimit) + { + ++maResolvingParent[13]; + auto ret = pSvgStyleAttributes->getStrokeLinecap(); + --maResolvingParent[13]; + return ret; + } + + // default is StrokeLinecap_butt + return StrokeLinecap_butt; + } + + StrokeLinejoin SvgStyleAttributes::getStrokeLinejoin() const + { + if(maStrokeLinejoin != StrokeLinejoin_notset) + { + return maStrokeLinejoin; + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[14] < nStyleDepthLimit) + { + ++maResolvingParent[14]; + auto ret = pSvgStyleAttributes->getStrokeLinejoin(); + --maResolvingParent[14]; + return ret; + } + + // default is StrokeLinejoin_butt + return StrokeLinejoin_miter; + } + + SvgNumber SvgStyleAttributes::getStrokeMiterLimit() const + { + if(maStrokeMiterLimit.isSet()) + { + return maStrokeMiterLimit; + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[15] < nStyleDepthLimit) + { + ++maResolvingParent[15]; + auto ret = pSvgStyleAttributes->getStrokeMiterLimit(); + --maResolvingParent[15]; + return ret; + } + + // default is 4 + return SvgNumber(4.0, Unit_none); + } + + SvgNumber SvgStyleAttributes::getStrokeOpacity() const + { + if(maStrokeOpacity.isSet()) + { + return maStrokeOpacity; + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[16] < nStyleDepthLimit) + { + ++maResolvingParent[16]; + auto ret = pSvgStyleAttributes->getStrokeOpacity(); + --maResolvingParent[16]; + return ret; + } + + // default is 1 + return SvgNumber(1.0); + } + + const SvgStringVector& SvgStyleAttributes::getFontFamily() const + { + if(!maFontFamily.empty() && !maFontFamily[0].startsWith("inherit")) + { + return maFontFamily; + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[17] < nStyleDepthLimit) + { + ++maResolvingParent[17]; + const SvgStringVector& ret = pSvgStyleAttributes->getFontFamily(); + --maResolvingParent[17]; + return ret; + } + + // default is empty + return maFontFamily; + } + + SvgNumber SvgStyleAttributes::getFontSizeNumber() const + { + // default size is 'medium' or 16px, which is equal to the default PPI used in svgio ( 96.0 ) + // converted to pixels + const double aDefaultSize = F_SVG_PIXEL_PER_INCH / 6.0; + + if(maFontSizeNumber.isSet()) + { + if(!maFontSizeNumber.isPositive()) + return aDefaultSize; + + // #122524# Handle Unit_percent relative to parent FontSize (see SVG1.1 + // spec 10.10 Font selection properties \91font-size\92, lastline (click 'normative + // definition of the property') + if(Unit_percent == maFontSizeNumber.getUnit()) + { + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if(pSvgStyleAttributes) + { + const SvgNumber aParentNumber = pSvgStyleAttributes->getFontSizeNumber(); + + return SvgNumber( + aParentNumber.getNumber() * maFontSizeNumber.getNumber() * 0.01, + aParentNumber.getUnit(), + true); + } + // if there's no parent style, set the font size based on the default size + // 100% = 16px + return SvgNumber( + maFontSizeNumber.getNumber() * aDefaultSize / 100.0, Unit_px, true); + } + else if((Unit_em == maFontSizeNumber.getUnit()) || (Unit_ex == maFontSizeNumber.getUnit())) + { + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if(pSvgStyleAttributes) + { + const SvgNumber aParentNumber = pSvgStyleAttributes->getFontSizeNumber(); + + return SvgNumber( + aParentNumber.getNumber() * maFontSizeNumber.getNumber(), + aParentNumber.getUnit(), + true); + } + } + + return maFontSizeNumber; + } + + //In CSS2, the suggested scaling factor between adjacent indexes is 1.2 + switch(maFontSize) + { + case FontSize_notset: + break; + case FontSize_xx_small: + { + return SvgNumber(aDefaultSize / 1.728); + } + case FontSize_x_small: + { + return SvgNumber(aDefaultSize / 1.44); + } + case FontSize_small: + { + return SvgNumber(aDefaultSize / 1.2); + } + case FontSize_smaller: + { + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + if(pSvgStyleAttributes) + { + const SvgNumber aParentNumber = pSvgStyleAttributes->getFontSizeNumber(); + return SvgNumber(aParentNumber.getNumber() / 1.2, aParentNumber.getUnit()); + } + [[fallthrough]]; + } + case FontSize_medium: + case FontSize_initial: + { + return SvgNumber(aDefaultSize); + } + case FontSize_large: + { + return SvgNumber(aDefaultSize * 1.2); + } + case FontSize_larger: + { + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + if(pSvgStyleAttributes) + { + const SvgNumber aParentNumber = pSvgStyleAttributes->getFontSizeNumber(); + return SvgNumber(aParentNumber.getNumber() * 1.2, aParentNumber.getUnit()); + } + [[fallthrough]]; + } + case FontSize_x_large: + { + return SvgNumber(aDefaultSize * 1.44); + } + case FontSize_xx_large: + { + return SvgNumber(aDefaultSize * 1.728); + } + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if(pSvgStyleAttributes) + { + return pSvgStyleAttributes->getFontSizeNumber(); + } + + return SvgNumber(aDefaultSize); + } + + FontStretch SvgStyleAttributes::getFontStretch() const + { + if(maFontStretch != FontStretch_notset) + { + if(FontStretch_wider != maFontStretch && FontStretch_narrower != maFontStretch) + { + return maFontStretch; + } + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[18] < nStyleDepthLimit) + { + ++maResolvingParent[18]; + FontStretch aInherited = pSvgStyleAttributes->getFontStretch(); + --maResolvingParent[18]; + + if(FontStretch_wider == maFontStretch) + { + aInherited = getWider(aInherited); + } + else if(FontStretch_narrower == maFontStretch) + { + aInherited = getNarrower(aInherited); + } + + return aInherited; + } + + // default is FontStretch_normal + return FontStretch_normal; + } + + FontStyle SvgStyleAttributes::getFontStyle() const + { + if(maFontStyle != FontStyle_notset) + { + return maFontStyle; + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[19] < nStyleDepthLimit) + { + ++maResolvingParent[19]; + auto ret = pSvgStyleAttributes->getFontStyle(); + --maResolvingParent[19]; + return ret; + } + + // default is FontStyle_normal + return FontStyle_normal; + } + + FontWeight SvgStyleAttributes::getFontWeight() const + { + if(maFontWeight != FontWeight_notset) + { + if(FontWeight_bolder != maFontWeight && FontWeight_lighter != maFontWeight) + { + return maFontWeight; + } + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[20] < nStyleDepthLimit) + { + ++maResolvingParent[20]; + FontWeight aInherited = pSvgStyleAttributes->getFontWeight(); + --maResolvingParent[20]; + + if(FontWeight_bolder == maFontWeight) + { + aInherited = getBolder(aInherited); + } + else if(FontWeight_lighter == maFontWeight) + { + aInherited = getLighter(aInherited); + } + + return aInherited; + } + + // default is FontWeight_400 (FontWeight_normal) + return FontWeight_400; + } + + TextAlign SvgStyleAttributes::getTextAlign() const + { + if(maTextAlign != TextAlign_notset) + { + return maTextAlign; + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[21] < nStyleDepthLimit) + { + ++maResolvingParent[21]; + auto ret = pSvgStyleAttributes->getTextAlign(); + --maResolvingParent[21]; + return ret; + } + + // default is TextAlign_left + return TextAlign_left; + } + + const SvgStyleAttributes* SvgStyleAttributes::getTextDecorationDefiningSvgStyleAttributes() const + { + if(maTextDecoration != TextDecoration_notset) + { + return this; + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[22] < nStyleDepthLimit) + { + ++maResolvingParent[22]; + auto ret = pSvgStyleAttributes->getTextDecorationDefiningSvgStyleAttributes(); + --maResolvingParent[22]; + return ret; + } + + // default is 0 + return nullptr; + } + + TextDecoration SvgStyleAttributes::getTextDecoration() const + { + const SvgStyleAttributes* pDefining = getTextDecorationDefiningSvgStyleAttributes(); + + if(pDefining) + { + return pDefining->maTextDecoration; + } + else + { + // default is TextDecoration_none + return TextDecoration_none; + } + } + + TextAnchor SvgStyleAttributes::getTextAnchor() const + { + if(maTextAnchor != TextAnchor_notset) + { + return maTextAnchor; + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[23] < nStyleDepthLimit) + { + ++maResolvingParent[23]; + auto ret = pSvgStyleAttributes->getTextAnchor(); + --maResolvingParent[23]; + return ret; + } + + // default is TextAnchor_start + return TextAnchor_start; + } + + const basegfx::BColor* SvgStyleAttributes::getColor() const + { + if(maColor.isSet()) + { + if(maColor.isCurrent()) + { + OSL_ENSURE(false, "Svg error: current color uses current color (!)"); + return nullptr; + } + else if(maColor.isOn()) + { + return &maColor.getBColor(); + } + } + else + { + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[24] < nStyleDepthLimit) + { + ++maResolvingParent[24]; + auto ret = pSvgStyleAttributes->getColor(); + --maResolvingParent[24]; + return ret; + } + } + + return nullptr; + } + + OUString const & SvgStyleAttributes::getClipPathXLink() const + { + return maClipPathXLink; + } + + const SvgClipPathNode* SvgStyleAttributes::accessClipPathXLink() const + { + if(!mpClipPathXLink) + { + const OUString aClipPath(getClipPathXLink()); + + if(!aClipPath.isEmpty()) + { + const_cast< SvgStyleAttributes* >(this)->mpClipPathXLink = dynamic_cast< const SvgClipPathNode* >(mrOwner.getDocument().findSvgNodeById(aClipPath)); + } + } + + return mpClipPathXLink; + } + + OUString SvgStyleAttributes::getMaskXLink() const + { + if(!maMaskXLink.isEmpty()) + { + return maMaskXLink; + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && !pSvgStyleAttributes->maMaskXLink.isEmpty() && maResolvingParent[25] < nStyleDepthLimit) + { + ++maResolvingParent[25]; + auto ret = pSvgStyleAttributes->getMaskXLink(); + --maResolvingParent[25]; + return ret; + } + + return OUString(); + } + + const SvgMaskNode* SvgStyleAttributes::accessMaskXLink() const + { + if(!mpMaskXLink) + { + const OUString aMask(getMaskXLink()); + + if(!aMask.isEmpty()) + { + const_cast< SvgStyleAttributes* >(this)->mpMaskXLink = dynamic_cast< const SvgMaskNode* >(mrOwner.getDocument().findSvgNodeById(aMask)); + } + } + + return mpMaskXLink; + } + + OUString SvgStyleAttributes::getMarkerStartXLink() const + { + if(!maMarkerStartXLink.isEmpty()) + { + return maMarkerStartXLink; + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[26] < nStyleDepthLimit) + { + ++maResolvingParent[26]; + auto ret = pSvgStyleAttributes->getMarkerStartXLink(); + --maResolvingParent[26]; + return ret; + } + + return OUString(); + } + + const SvgMarkerNode* SvgStyleAttributes::accessMarkerStartXLink() const + { + if(!mpMarkerStartXLink) + { + const OUString aMarker(getMarkerStartXLink()); + + if(!aMarker.isEmpty()) + { + const_cast< SvgStyleAttributes* >(this)->mpMarkerStartXLink = dynamic_cast< const SvgMarkerNode* >(mrOwner.getDocument().findSvgNodeById(getMarkerStartXLink())); + } + } + + return mpMarkerStartXLink; + } + + OUString SvgStyleAttributes::getMarkerMidXLink() const + { + if(!maMarkerMidXLink.isEmpty()) + { + return maMarkerMidXLink; + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[27] < nStyleDepthLimit) + { + ++maResolvingParent[27]; + auto ret = pSvgStyleAttributes->getMarkerMidXLink(); + --maResolvingParent[27]; + return ret; + } + + return OUString(); + } + + const SvgMarkerNode* SvgStyleAttributes::accessMarkerMidXLink() const + { + if(!mpMarkerMidXLink) + { + const OUString aMarker(getMarkerMidXLink()); + + if(!aMarker.isEmpty()) + { + const_cast< SvgStyleAttributes* >(this)->mpMarkerMidXLink = dynamic_cast< const SvgMarkerNode* >(mrOwner.getDocument().findSvgNodeById(getMarkerMidXLink())); + } + } + + return mpMarkerMidXLink; + } + + OUString SvgStyleAttributes::getMarkerEndXLink() const + { + if(!maMarkerEndXLink.isEmpty()) + { + return maMarkerEndXLink; + } + + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[28] < nStyleDepthLimit) + { + ++maResolvingParent[28]; + auto ret = pSvgStyleAttributes->getMarkerEndXLink(); + --maResolvingParent[28]; + return ret; + } + + return OUString(); + } + + const SvgMarkerNode* SvgStyleAttributes::accessMarkerEndXLink() const + { + if(!mpMarkerEndXLink) + { + const OUString aMarker(getMarkerEndXLink()); + + if(!aMarker.isEmpty()) + { + const_cast< SvgStyleAttributes* >(this)->mpMarkerEndXLink = dynamic_cast< const SvgMarkerNode* >(mrOwner.getDocument().findSvgNodeById(getMarkerEndXLink())); + } + } + + return mpMarkerEndXLink; + } + + SvgNumber SvgStyleAttributes::getBaselineShiftNumber() const + { + // #122524# Handle Unit_percent relative to parent BaselineShift + if(Unit_percent == maBaselineShiftNumber.getUnit()) + { + const SvgStyleAttributes* pSvgStyleAttributes = getParentStyle(); + + if (pSvgStyleAttributes && maResolvingParent[29] < nStyleDepthLimit) + { + ++maResolvingParent[29]; + const SvgNumber aParentNumber = pSvgStyleAttributes->getBaselineShiftNumber(); + --maResolvingParent[29]; + + return SvgNumber( + aParentNumber.getNumber() * maBaselineShiftNumber.getNumber() * 0.01, + aParentNumber.getUnit(), + true); + } + } + + return maBaselineShiftNumber; + } +} // end of namespace svgio + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ + |