From ed5640d8b587fbcfed7dd7967f3de04b37a76f26 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 11:06:44 +0200
Subject: Adding upstream version 4:7.4.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 svgio/source/svgreader/svgellipsenode.cxx | 158 ++++++++++++++++++++++++++++++
 1 file changed, 158 insertions(+)
 create mode 100644 svgio/source/svgreader/svgellipsenode.cxx

(limited to 'svgio/source/svgreader/svgellipsenode.cxx')

diff --git a/svgio/source/svgreader/svgellipsenode.cxx b/svgio/source/svgreader/svgellipsenode.cxx
new file mode 100644
index 000000000..2317648ef
--- /dev/null
+++ b/svgio/source/svgreader/svgellipsenode.cxx
@@ -0,0 +1,158 @@
+/* -*- 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 <svgellipsenode.hxx>
+#include <basegfx/polygon/b2dpolygon.hxx>
+#include <basegfx/polygon/b2dpolygontools.hxx>
+#include <basegfx/polygon/b2dpolypolygon.hxx>
+
+namespace svgio::svgreader
+{
+        SvgEllipseNode::SvgEllipseNode(
+            SvgDocument& rDocument,
+            SvgNode* pParent)
+        :   SvgNode(SVGToken::Ellipse, rDocument, pParent),
+            maSvgStyleAttributes(*this),
+            maCx(0),
+            maCy(0),
+            maRx(0),
+            maRy(0)
+        {
+        }
+
+        SvgEllipseNode::~SvgEllipseNode()
+        {
+        }
+
+        const SvgStyleAttributes* SvgEllipseNode::getSvgStyleAttributes() const
+        {
+            return checkForCssStyle("ellipse", maSvgStyleAttributes);
+        }
+
+        void SvgEllipseNode::parseAttribute(const OUString& rTokenName, SVGToken aSVGToken, const OUString& aContent)
+        {
+            // call parent
+            SvgNode::parseAttribute(rTokenName, aSVGToken, aContent);
+
+            // read style attributes
+            maSvgStyleAttributes.parseStyleAttribute(aSVGToken, aContent, false);
+
+            // parse own
+            switch(aSVGToken)
+            {
+                case SVGToken::Style:
+                {
+                    readLocalCssStyle(aContent);
+                    break;
+                }
+                case SVGToken::Cx:
+                {
+                    SvgNumber aNum;
+
+                    if(readSingleNumber(aContent, aNum))
+                    {
+                        maCx = aNum;
+                    }
+                    break;
+                }
+                case SVGToken::Cy:
+                {
+                    SvgNumber aNum;
+
+                    if(readSingleNumber(aContent, aNum))
+                    {
+                        maCy = aNum;
+                    }
+                    break;
+                }
+                case SVGToken::Rx:
+                {
+                    SvgNumber aNum;
+
+                    if(readSingleNumber(aContent, aNum))
+                    {
+                        if(aNum.isPositive())
+                        {
+                            maRx = aNum;
+                        }
+                    }
+                    break;
+                }
+                case SVGToken::Ry:
+                {
+                    SvgNumber aNum;
+
+                    if(readSingleNumber(aContent, aNum))
+                    {
+                        if(aNum.isPositive())
+                        {
+                            maRy = aNum;
+                        }
+                    }
+                    break;
+                }
+                case SVGToken::Transform:
+                {
+                    const basegfx::B2DHomMatrix aMatrix(readTransform(aContent, *this));
+
+                    if(!aMatrix.isIdentity())
+                    {
+                        setTransform(aMatrix);
+                    }
+                    break;
+                }
+                default:
+                {
+                    break;
+                }
+            }
+        }
+
+        void SvgEllipseNode::decomposeSvgNode(drawinglayer::primitive2d::Primitive2DContainer& rTarget, bool /*bReferenced*/) const
+        {
+            const SvgStyleAttributes* pStyle = getSvgStyleAttributes();
+
+            if(!(pStyle && getRx().isSet() && getRy().isSet()))
+                return;
+
+            const double fRx(getRx().solve(*this, NumberType::xcoordinate));
+            const double fRy(getRy().solve(*this, NumberType::ycoordinate));
+
+            if(fRx <= 0.0 || fRy <= 0.0)
+                return;
+
+            const basegfx::B2DPolygon aPath(
+                basegfx::utils::createPolygonFromEllipse(
+                    basegfx::B2DPoint(
+                        getCx().isSet() ? getCx().solve(*this, NumberType::xcoordinate) : 0.0,
+                        getCy().isSet() ? getCy().solve(*this, NumberType::ycoordinate) : 0.0),
+                    fRx, fRy));
+
+            drawinglayer::primitive2d::Primitive2DContainer aNewTarget;
+
+            pStyle->add_path(basegfx::B2DPolyPolygon(aPath), aNewTarget, nullptr);
+
+            if(!aNewTarget.empty())
+            {
+                pStyle->add_postProcess(rTarget, std::move(aNewTarget), getTransform());
+            }
+        }
+} // end of namespace svgio::svgreader
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
-- 
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