Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

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

1 files changed, 150 insertions, 0 deletions

diff --git a/svgio/source/svgreader/svgvisitor.cxx b/svgio/source/svgreader/svgvisitor.cxx
new file mode 100644
index 000000000..8ad5395f1
--- /dev/null
+++ b/svgio/source/svgreader/svgvisitor.cxx
@@ -0,0 +1,150 @@
+/* -*- 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/.
+ *
+ */
+
+#include <sal/config.h>
+
+#include <svgrectnode.hxx>
+#include <svgsvgnode.hxx>
+#include <svgpathnode.hxx>
+#include <svggradientnode.hxx>
+
+#include <svgvisitor.hxx>
+
+namespace svgio::svgreader
+{
+SvgDrawVisitor::SvgDrawVisitor()
+    : mpDrawRoot(std::make_shared<gfx::DrawRoot>())
+    , mpCurrent(mpDrawRoot)
+{
+}
+
+void SvgDrawVisitor::visit(svgio::svgreader::SvgNode const& rNode)
+{
+    switch (rNode.getType())
+    {
+        case svgio::svgreader::SVGToken::Svg:
+        {
+            auto const& rSvgNode = static_cast<svgio::svgreader::SvgSvgNode const&>(rNode);
+
+            basegfx::B2DRange aRange = rSvgNode.getCurrentViewPort();
+
+            static_cast<gfx::DrawRoot*>(mpCurrent.get())->maRectangle = aRange;
+        }
+        break;
+        case svgio::svgreader::SVGToken::Rect:
+        {
+            auto const& rRectNode = static_cast<svgio::svgreader::SvgRectNode const&>(rNode);
+
+            double x = rRectNode.getX().getNumber();
+            double y = rRectNode.getY().getNumber();
+            double w = rRectNode.getWidth().getNumber();
+            double h = rRectNode.getHeight().getNumber();
+
+            auto pRectangle
+                = std::make_shared<gfx::DrawRectangle>(basegfx::B2DRange(x, y, x + w, y + h));
+            pRectangle->mnRx = rRectNode.getRx().getNumber();
+            pRectangle->mnRy = rRectNode.getRy().getNumber();
+
+            pRectangle->mnStrokeWidth
+                = rRectNode.getSvgStyleAttributes()->getStrokeWidth().getNumber();
+
+            pRectangle->mnOpacity = rRectNode.getSvgStyleAttributes()->getOpacity().getNumber();
+
+            const basegfx::BColor* pFillColor = rRectNode.getSvgStyleAttributes()->getFill();
+            const SvgGradientNode* pFillGradient
+                = rRectNode.getSvgStyleAttributes()->getSvgGradientNodeFill();
+            if (pFillColor)
+            {
+                pRectangle->mpFillColor = std::make_shared<basegfx::BColor>(*pFillColor);
+            }
+            else if (pFillGradient)
+            {
+                drawinglayer::primitive2d::SvgGradientEntryVector aSvgGradientEntryVector;
+                pFillGradient->collectGradientEntries(aSvgGradientEntryVector);
+                if (!aSvgGradientEntryVector.empty())
+                {
+                    auto aGradientInfo = std::make_shared<gfx::LinearGradientInfo>();
+
+                    aGradientInfo->x1 = pFillGradient->getX1().getNumber();
+                    aGradientInfo->y1 = pFillGradient->getY1().getNumber();
+                    aGradientInfo->x2 = pFillGradient->getX2().getNumber();
+                    aGradientInfo->y2 = pFillGradient->getY2().getNumber();
+
+                    std::optional<basegfx::B2DHomMatrix> pGradientTransform
+                        = pFillGradient->getGradientTransform();
+                    if (pGradientTransform)
+                    {
+                        aGradientInfo->maMatrix = *pGradientTransform;
+                    }
+
+                    pRectangle->mpFillGradient = aGradientInfo;
+
+                    for (auto const& rEntry : aSvgGradientEntryVector)
+                    {
+                        gfx::GradientStop aStop;
+                        aStop.maColor = rEntry.getColor();
+                        aStop.mfOffset = rEntry.getOffset();
+                        aStop.mfOpacity = rEntry.getOpacity();
+                        pRectangle->mpFillGradient->maGradientStops.push_back(aStop);
+                    }
+                }
+            }
+
+            const basegfx::BColor* pStrokeColor = rRectNode.getSvgStyleAttributes()->getStroke();
+            if (pStrokeColor)
+                pRectangle->mpStrokeColor = std::make_shared<basegfx::BColor>(*pStrokeColor);
+
+            mpCurrent->maChildren.push_back(pRectangle);
+        }
+        break;
+        case svgio::svgreader::SVGToken::Path:
+        {
+            auto const& rPathNode = static_cast<svgio::svgreader::SvgPathNode const&>(rNode);
+
+            auto pPath = rPathNode.getPath();
+            if (pPath)
+            {
+                auto pDrawPath = std::make_shared<gfx::DrawPath>(*pPath);
+
+                pDrawPath->mnStrokeWidth
+                    = rPathNode.getSvgStyleAttributes()->getStrokeWidth().getNumber();
+
+                pDrawPath->mnOpacity = rPathNode.getSvgStyleAttributes()->getOpacity().getNumber();
+
+                const basegfx::BColor* pFillColor = rPathNode.getSvgStyleAttributes()->getFill();
+                if (pFillColor)
+                    pDrawPath->mpFillColor = std::make_shared<basegfx::BColor>(*pFillColor);
+
+                const basegfx::BColor* pStrokeColor
+                    = rPathNode.getSvgStyleAttributes()->getStroke();
+                if (pStrokeColor)
+                    pDrawPath->mpStrokeColor = std::make_shared<basegfx::BColor>(*pStrokeColor);
+
+                mpCurrent->maChildren.push_back(pDrawPath);
+            }
+        }
+        break;
+
+        default:
+            break;
+    }
+    goToChildren(rNode);
+}
+
+void SvgDrawVisitor::goToChildren(svgio::svgreader::SvgNode const& rNode)
+{
+    for (auto& rChild : rNode.getChildren())
+    {
+        rChild->accept(*this);
+    }
+}
+} // end of namespace svgio::svgreader
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */