svggnode.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * 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
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 *   ownership. The ASF licenses this file to you under the Apache
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 */
 
#include <svggnode.hxx>
#include <osl/diagnose.h>
 
namespace svgio::svgreader
{
        SvgGNode::SvgGNode(
            SVGToken aType,
            SvgDocument& rDocument,
            SvgNode* pParent)
        :   SvgNode(aType, rDocument, pParent),
            maSvgStyleAttributes(*this)
        {
            OSL_ENSURE(aType == SVGToken::Defs || aType == SVGToken::G, "SvgGNode should only be used for Group and Defs (!)");
        }
 
        SvgGNode::~SvgGNode()
        {
        }
 
        const SvgStyleAttributes* SvgGNode::getSvgStyleAttributes() const
        {
            // tdf#98599 attributes may be inherit by the children, therefore read them
            // #i125258# for SVGToken::G take CssStyles into account
            return checkForCssStyle(maSvgStyleAttributes);
        }
 
        void SvgGNode::parseAttribute(const OUString& rTokenName, SVGToken aSVGToken, const OUString& aContent)
        {
            // call parent
            SvgNode::parseAttribute(rTokenName, aSVGToken, aContent);
 
            // read style attributes
            maSvgStyleAttributes.parseStyleAttribute(aSVGToken, aContent);
 
            // parse own
            switch(aSVGToken)
            {
                case SVGToken::Style:
                {
                    readLocalCssStyle(aContent);
                    break;
                }
                case SVGToken::Transform:
                {
                    const basegfx::B2DHomMatrix aMatrix(readTransform(aContent, *this));
 
                    if(!aMatrix.isIdentity())
                    {
                        setTransform(aMatrix);
                    }
                    break;
                }
                default:
                {
                    break;
                }
            }
        }
 
        void SvgGNode::decomposeSvgNode(drawinglayer::primitive2d::Primitive2DContainer& rTarget, bool bReferenced) const
        {
            if(SVGToken::Defs == getType())
            {
                // #i125258# no decompose needed for defs element, call parent for SVGTokenDefs
                SvgNode::decomposeSvgNode(rTarget, bReferenced);
            }
            else
            {
                // #i125258# for SVGTokenG decompose children
                const SvgStyleAttributes* pStyle = getSvgStyleAttributes();
 
                if(pStyle)
                {
                    drawinglayer::primitive2d::Primitive2DContainer aContent;
 
                    // decompose children
                    SvgNode::decomposeSvgNode(aContent, bReferenced);
 
                    if(!aContent.empty())
                    {
                        pStyle->add_postProcess(rTarget, std::move(aContent), getTransform());
                    }
                }
            }
        }
} // end of namespace svgio::svgreader
 
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