svx/source/sdr/contact/viewcontactofe3dlathe.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20
  21 #include <sdr/contact/viewcontactofe3dlathe.hxx>
  22 #include <svx/lathe3d.hxx>
  23 #include <drawinglayer/primitive3d/sdrlatheprimitive3d.hxx>
  24 #include <sdr/primitive2d/sdrattributecreator.hxx>
  25 #include <sdr/primitive3d/sdrattributecreator3d.hxx>
  26 #include <basegfx/polygon/b2dpolygontools.hxx>
  27
  28
  29 namespace sdr::contact
  30 {
  31         ViewContactOfE3dLathe::ViewContactOfE3dLathe(E3dLatheObj& rLathe)
  32         :   ViewContactOfE3d(rLathe)
  33         {
  34         }
  35
  36         ViewContactOfE3dLathe::~ViewContactOfE3dLathe()
  37         {
  38         }
  39
  40         drawinglayer::primitive3d::Primitive3DContainer ViewContactOfE3dLathe::createViewIndependentPrimitive3DContainer() const
  41         {
  42             drawinglayer::primitive3d::Primitive3DContainer xRetval;
  43             const SfxItemSet& rItemSet = GetE3dLatheObj().GetMergedItemSet();
  44             const drawinglayer::attribute::SdrLineFillShadowAttribute3D aAttribute(
  45                 drawinglayer::primitive2d::createNewSdrLineFillShadowAttribute(rItemSet, false));
  46
  47             // get extrude geometry
  48             basegfx::B2DPolyPolygon aPolyPolygon(GetE3dLatheObj().GetPolyPoly2D());
  49
  50             // get 3D Object Attributes
  51             drawinglayer::attribute::Sdr3DObjectAttribute aSdr3DObjectAttribute(drawinglayer::primitive2d::createNewSdr3DObjectAttribute(rItemSet));
  52
  53             // calculate texture size. Use the polygon length of the longest polygon for
  54             // height and the rotated radius for width (using polygon center) to get a good
  55             // texture mapping
  56             double fPolygonMaxLength(0.0);
  57
  58             for(auto const& rCandidate : aPolyPolygon)
  59             {
  60                 const double fPolygonLength(basegfx::utils::getLength(rCandidate));
  61                 fPolygonMaxLength = std::max(fPolygonMaxLength, fPolygonLength);
  62             }
  63
  64             const basegfx::B2DRange aPolyPolygonRange(basegfx::utils::getRange(aPolyPolygon));
  65             const basegfx::B2DVector aTextureSize(
  66                 M_PI * fabs(aPolyPolygonRange.getCenter().getX()), // PI * d
  67                 fPolygonMaxLength);
  68
  69             // get more data
  70             const sal_uInt32 nHorizontalSegments(GetE3dLatheObj().GetHorizontalSegments());
  71             const sal_uInt32 nVerticalSegments(GetE3dLatheObj().GetVerticalSegments());
  72             const double fDiagonal(static_cast<double>(GetE3dLatheObj().GetPercentDiagonal()) / 100.0);
  73             const double fBackScale(static_cast<double>(GetE3dLatheObj().GetBackScale()) / 100.0);
  74             const double fRotation(basegfx::deg2rad<10>(GetE3dLatheObj().GetEndAngle()));
  75             const bool bSmoothNormals(GetE3dLatheObj().GetSmoothNormals()); // Plane itself
  76             const bool bSmoothLids(GetE3dLatheObj().GetSmoothLids()); // Front/back
  77             const bool bCharacterMode(GetE3dLatheObj().GetCharacterMode());
  78             const bool bCloseFront(GetE3dLatheObj().GetCloseFront());
  79             const bool bCloseBack(GetE3dLatheObj().GetCloseBack());
  80
  81             // create primitive and add
  82             const basegfx::B3DHomMatrix aWorldTransform;
  83             const drawinglayer::primitive3d::Primitive3DReference xReference(
  84                 new drawinglayer::primitive3d::SdrLathePrimitive3D(
  85                     aWorldTransform, aTextureSize, aAttribute, aSdr3DObjectAttribute,
  86                     std::move(aPolyPolygon), nHorizontalSegments, nVerticalSegments,
  87                     fDiagonal, fBackScale, fRotation,
  88                     bSmoothNormals, bSmoothLids, bCharacterMode, bCloseFront, bCloseBack));
  89             xRetval = { xReference };
  90
  91             return xRetval;
  92         }
  93
  94 } // end of namespace
  95
  96 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */