1 files changed, 97 insertions, 0 deletions
diff --git a/svx/source/sdr/contact/viewcontactofe3dlathe.cxx b/svx/source/sdr/contact/viewcontactofe3dlathe.cxx
new file mode 100644
index 000000000..c76cae4df
--- /dev/null
+++ b/svx/source/sdr/contact/viewcontactofe3dlathe.cxx
@@ -0,0 +1,97 @@
+/* -*- 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 <sdr/contact/viewcontactofe3dlathe.hxx>
+#include <svx/lathe3d.hxx>
+#include <drawinglayer/primitive3d/sdrlatheprimitive3d.hxx>
+#include <sdr/primitive2d/sdrattributecreator.hxx>
+#include <sdr/primitive3d/sdrattributecreator3d.hxx>
+#include <basegfx/polygon/b2dpolygontools.hxx>
+#include <memory>
+
+
+namespace sdr::contact
+{
+        ViewContactOfE3dLathe::ViewContactOfE3dLathe(E3dLatheObj& rLathe)
+        :   ViewContactOfE3d(rLathe)
+        {
+        }
+
+        ViewContactOfE3dLathe::~ViewContactOfE3dLathe()
+        {
+        }
+
+        drawinglayer::primitive3d::Primitive3DContainer ViewContactOfE3dLathe::createViewIndependentPrimitive3DContainer() const
+        {
+            drawinglayer::primitive3d::Primitive3DContainer xRetval;
+            const SfxItemSet& rItemSet = GetE3dLatheObj().GetMergedItemSet();
+            const drawinglayer::attribute::SdrLineFillShadowAttribute3D aAttribute(
+                drawinglayer::primitive2d::createNewSdrLineFillShadowAttribute(rItemSet, false));
+
+            // get extrude geometry
+            const basegfx::B2DPolyPolygon aPolyPolygon(GetE3dLatheObj().GetPolyPoly2D());
+
+            // get 3D Object Attributes
+            std::unique_ptr<drawinglayer::attribute::Sdr3DObjectAttribute> pSdr3DObjectAttribute(drawinglayer::primitive2d::createNewSdr3DObjectAttribute(rItemSet));
+
+            // calculate texture size. Use the polygon length of the longest polygon for
+            // height and the rotated radius for width (using polygon center) to get a good
+            // texture mapping
+            double fPolygonMaxLength(0.0);
+
+            for(auto const& rCandidate : aPolyPolygon)
+            {
+                const double fPolygonLength(basegfx::utils::getLength(rCandidate));
+                fPolygonMaxLength = std::max(fPolygonMaxLength, fPolygonLength);
+            }
+
+            const basegfx::B2DRange aPolyPolygonRange(basegfx::utils::getRange(aPolyPolygon));
+            const basegfx::B2DVector aTextureSize(
+                F_PI * fabs(aPolyPolygonRange.getCenter().getX()), // PI * d
+                fPolygonMaxLength);
+
+            // get more data
+            const sal_uInt32 nHorizontalSegments(GetE3dLatheObj().GetHorizontalSegments());
+            const sal_uInt32 nVerticalSegments(GetE3dLatheObj().GetVerticalSegments());
+            const double fDiagonal(static_cast<double>(GetE3dLatheObj().GetPercentDiagonal()) / 100.0);
+            const double fBackScale(static_cast<double>(GetE3dLatheObj().GetBackScale()) / 100.0);
+            const double fRotation((static_cast<double>(GetE3dLatheObj().GetEndAngle()) / 1800.0) * F_PI);
+            const bool bSmoothNormals(GetE3dLatheObj().GetSmoothNormals()); // Plane itself
+            const bool bSmoothLids(GetE3dLatheObj().GetSmoothLids()); // Front/back
+            const bool bCharacterMode(GetE3dLatheObj().GetCharacterMode());
+            const bool bCloseFront(GetE3dLatheObj().GetCloseFront());
+            const bool bCloseBack(GetE3dLatheObj().GetCloseBack());
+
+            // create primitive and add
+            const basegfx::B3DHomMatrix aWorldTransform;
+            const drawinglayer::primitive3d::Primitive3DReference xReference(
+                new drawinglayer::primitive3d::SdrLathePrimitive3D(
+                    aWorldTransform, aTextureSize, aAttribute, *pSdr3DObjectAttribute,
+                    aPolyPolygon, nHorizontalSegments, nVerticalSegments,
+                    fDiagonal, fBackScale, fRotation,
+                    bSmoothNormals, bSmoothLids, bCharacterMode, bCloseFront, bCloseBack));
+            xRetval = { xReference };
+
+            return xRetval;
+        }
+
+} // end of namespace
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */