Adding upstream version 4:24.2.0.upstream/4%24.2.0

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 180 insertions, 0 deletions

diff --git a/svgio/source/svgreader/svgusenode.cxx b/svgio/source/svgreader/svgusenode.cxx
new file mode 100644
index 0000000000..d34e94427e
--- /dev/null
+++ b/svgio/source/svgreader/svgusenode.cxx
@@ -0,0 +1,180 @@
+/* -*- 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 <svgusenode.hxx>
+#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
+#include <svgdocument.hxx>
+
+namespace svgio::svgreader
+{
+        SvgUseNode::SvgUseNode(
+            SvgDocument& rDocument,
+            SvgNode* pParent)
+        :   SvgNode(SVGToken::Use, rDocument, pParent),
+            maSvgStyleAttributes(*this),
+            mbDecomposingSvgNode(false)
+        {
+        }
+
+        SvgUseNode::~SvgUseNode()
+        {
+        }
+
+        const SvgStyleAttributes* SvgUseNode::getSvgStyleAttributes() const
+        {
+            return checkForCssStyle(maSvgStyleAttributes);
+        }
+
+        void SvgUseNode::parseAttribute(SVGToken aSVGToken, const OUString& aContent)
+        {
+            // call parent
+            SvgNode::parseAttribute(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;
+                }
+                case SVGToken::X:
+                {
+                    SvgNumber aNum;
+
+                    if(readSingleNumber(aContent, aNum))
+                    {
+                        maX = aNum;
+                    }
+                    break;
+                }
+                case SVGToken::Y:
+                {
+                    SvgNumber aNum;
+
+                    if(readSingleNumber(aContent, aNum))
+                    {
+                        maY = aNum;
+                    }
+                    break;
+                }
+                case SVGToken::Width:
+                {
+                    SvgNumber aNum;
+
+                    if(readSingleNumber(aContent, aNum))
+                    {
+                        if(aNum.isPositive())
+                        {
+                            maWidth = aNum;
+                        }
+                    }
+                    break;
+                }
+                case SVGToken::Height:
+                {
+                    SvgNumber aNum;
+
+                    if(readSingleNumber(aContent, aNum))
+                    {
+                        if(aNum.isPositive())
+                        {
+                            maHeight = aNum;
+                        }
+                    }
+                    break;
+                }
+                case SVGToken::Href:
+                case SVGToken::XlinkHref:
+                {
+                    readLocalLink(aContent, maXLink);
+                    break;
+                }
+                default:
+                {
+                    break;
+                }
+            }
+        }
+
+        void SvgUseNode::decomposeSvgNode(drawinglayer::primitive2d::Primitive2DContainer& rTarget, bool /*bReferenced*/) const
+        {
+            drawinglayer::primitive2d::Primitive2DContainer aNewTarget;
+            basegfx::B2DHomMatrix aTransform;
+
+            // try to access link to content
+            const SvgNode* pXLink = getDocument().findSvgNodeById(maXLink);
+
+            if (pXLink)
+            {
+                if (Display::None == pXLink->getDisplay() || mbDecomposingSvgNode)
+                    return;
+
+                // todo: in case mpXLink is a SVGToken::Svg or SVGToken::Symbol the
+                // SVG docs want the getWidth() and getHeight() from this node
+                // to be valid for the subtree.
+                mbDecomposingSvgNode = true;
+                const_cast< SvgNode* >(pXLink)->setAlternativeParent(this);
+                pXLink->decomposeSvgNode(aNewTarget, true);
+                const_cast< SvgNode* >(pXLink)->setAlternativeParent();
+                mbDecomposingSvgNode = false;
+
+                if(aNewTarget.empty())
+                    return;
+
+                if(getX().isSet() || getY().isSet())
+                {
+                    aTransform.translate(
+                        getX().solve(*this, NumberType::xcoordinate),
+                        getY().solve(*this, NumberType::ycoordinate));
+                }
+
+                if(getTransform())
+                {
+                    aTransform = *getTransform() * aTransform;
+                }
+            }
+
+            const SvgStyleAttributes* pStyle = getSvgStyleAttributes();
+
+            if(pStyle)
+            {
+                if(Display::None != getDisplay())
+                {
+                    pStyle->add_postProcess(rTarget, std::move(aNewTarget), aTransform);
+                }
+            }
+        }
+
+} // end of namespace svgio::svgreader
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */