LCOV - code coverage report
Current view: top level - svx/source/sdr/contact - viewcontactofe3dpolygon.cxx (source / functions) Hit Total Coverage
Test: commit c8344322a7af75b84dd3ca8f78b05543a976dfd5 Lines: 57 63 90.5 %
Date: 2015-06-13 12:38:46 Functions: 4 4 100.0 %
Legend: Lines: hit not hit

          Line data    Source code
       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/viewcontactofe3dpolygon.hxx>
      22             : #include <svx/polygn3d.hxx>
      23             : #include <drawinglayer/primitive3d/sdrpolypolygonprimitive3d.hxx>
      24             : #include <svx/sdr/primitive2d/sdrattributecreator.hxx>
      25             : #include <sdr/primitive3d/sdrattributecreator3d.hxx>
      26             : #include <basegfx/polygon/b3dpolygon.hxx>
      27             : #include <basegfx/polygon/b3dpolypolygontools.hxx>
      28             : #include <boost/scoped_ptr.hpp>
      29             : 
      30             : 
      31             : namespace sdr
      32             : {
      33             :     namespace contact
      34             :     {
      35         474 :         ViewContactOfE3dPolygon::ViewContactOfE3dPolygon(E3dPolygonObj& rPolygon)
      36         474 :         :   ViewContactOfE3d(rPolygon)
      37             :         {
      38         474 :         }
      39             : 
      40         948 :         ViewContactOfE3dPolygon::~ViewContactOfE3dPolygon()
      41             :         {
      42         948 :         }
      43             : 
      44        4081 :         drawinglayer::primitive3d::Primitive3DSequence ViewContactOfE3dPolygon::createViewIndependentPrimitive3DSequence() const
      45             :         {
      46        4081 :             drawinglayer::primitive3d::Primitive3DSequence xRetval;
      47        4081 :             const SfxItemSet& rItemSet = GetE3dPolygonObj().GetMergedItemSet();
      48        4081 :             const bool bSuppressFill(GetE3dPolygonObj().GetLineOnly());
      49             :             const drawinglayer::attribute::SdrLineFillShadowAttribute3D aAttribute(
      50        8162 :                 drawinglayer::primitive2d::createNewSdrLineFillShadowAttribute(rItemSet, bSuppressFill));
      51             : 
      52             :             // get extrude geometry
      53        8162 :             basegfx::B3DPolyPolygon aPolyPolygon3D(GetE3dPolygonObj().GetPolyPolygon3D());
      54        8162 :             const basegfx::B3DPolyPolygon aPolyNormals3D(GetE3dPolygonObj().GetPolyNormals3D());
      55        8162 :             const basegfx::B2DPolyPolygon aPolyTexture2D(GetE3dPolygonObj().GetPolyTexture2D());
      56        4081 :             const bool bNormals(aPolyNormals3D.count() && aPolyNormals3D.count() == aPolyPolygon3D.count());
      57        4081 :             const bool bTexture(aPolyTexture2D.count() && aPolyTexture2D.count() == aPolyPolygon3D.count());
      58             : 
      59        4081 :             if(bNormals || bTexture)
      60             :             {
      61        7358 :                 for(sal_uInt32 a(0L); a < aPolyPolygon3D.count(); a++)
      62             :                 {
      63        3679 :                     basegfx::B3DPolygon aCandidate3D(aPolyPolygon3D.getB3DPolygon(a));
      64        7358 :                     basegfx::B3DPolygon aNormals3D;
      65        7358 :                     basegfx::B2DPolygon aTexture2D;
      66             : 
      67        3679 :                     if(bNormals)
      68             :                     {
      69        3679 :                         aNormals3D = aPolyNormals3D.getB3DPolygon(a);
      70             :                     }
      71             : 
      72        3679 :                     if(bTexture)
      73             :                     {
      74        3679 :                         aTexture2D = aPolyTexture2D.getB2DPolygon(a);
      75             :                     }
      76             : 
      77       18395 :                     for(sal_uInt32 b(0L); b < aCandidate3D.count(); b++)
      78             :                     {
      79       14716 :                         if(bNormals)
      80             :                         {
      81       14716 :                             sal_uInt32 nNormalCount = aNormals3D.count();
      82       14716 :                             if( b < nNormalCount )
      83       14716 :                                 aCandidate3D.setNormal(b, aNormals3D.getB3DPoint(b));
      84           0 :                             else if( nNormalCount > 0 )
      85           0 :                                 aCandidate3D.setNormal(b, aNormals3D.getB3DPoint(0));
      86             :                         }
      87       14716 :                         if(bTexture)
      88             :                         {
      89       14716 :                             sal_uInt32 nTextureCount = aTexture2D.count();
      90       14716 :                             if( b < nTextureCount )
      91       14716 :                                 aCandidate3D.setTextureCoordinate(b, aTexture2D.getB2DPoint(b));
      92           0 :                             else if( nTextureCount > 0 )
      93           0 :                                 aCandidate3D.setTextureCoordinate(b, aTexture2D.getB2DPoint(0));
      94             :                         }
      95             :                     }
      96             : 
      97        3679 :                     aPolyPolygon3D.setB3DPolygon(a, aCandidate3D);
      98        3679 :                 }
      99             :             }
     100             : 
     101             :             // get 3D Object Attributes
     102        8162 :             boost::scoped_ptr<drawinglayer::attribute::Sdr3DObjectAttribute> pSdr3DObjectAttribute(drawinglayer::primitive2d::createNewSdr3DObjectAttribute(rItemSet));
     103             : 
     104             :             // calculate texture size
     105        8162 :             basegfx::B2DVector aTextureSize(1.0, 1.0);
     106             : 
     107        4081 :             if(bTexture)
     108             :             {
     109             :                 // #i98314#
     110             :                 // create texture size from object's size
     111        3679 :                 const basegfx::B3DRange aObjectRange(basegfx::tools::getRange(aPolyPolygon3D));
     112             : 
     113        3679 :                 double fWidth(0.0);
     114        3679 :                 double fHeight(0.0);
     115             : 
     116             :                 // this is a polygon object, so Width/Height and/or Depth may be zero (e.g. left
     117             :                 // wall of chart). Take this into account
     118        3679 :                 if(basegfx::fTools::equalZero(aObjectRange.getWidth()))
     119             :                 {
     120             :                     // width is zero, use height and depth
     121        1047 :                     fWidth = aObjectRange.getHeight();
     122        1047 :                     fHeight = aObjectRange.getDepth();
     123             :                 }
     124        2632 :                 else if(basegfx::fTools::equalZero(aObjectRange.getHeight()))
     125             :                 {
     126             :                     // height is zero, use width and depth
     127         937 :                     fWidth = aObjectRange.getWidth();
     128         937 :                     fHeight = aObjectRange.getDepth();
     129             :                 }
     130             :                 else
     131             :                 {
     132             :                     // use width and height
     133        1695 :                     fWidth = aObjectRange.getWidth();
     134        1695 :                     fHeight = aObjectRange.getHeight();
     135             :                 }
     136             : 
     137        3679 :                 if(basegfx::fTools::lessOrEqual(fWidth, 0.0) ||basegfx::fTools::lessOrEqual(fHeight, 0.0))
     138             :                 {
     139             :                     // no texture; fallback to very small size
     140           0 :                     aTextureSize.setX(0.01);
     141           0 :                     aTextureSize.setY(0.01);
     142             :                 }
     143             :                 else
     144             :                 {
     145        3679 :                     aTextureSize.setX(fWidth);
     146        3679 :                     aTextureSize.setY(fHeight);
     147             :                 }
     148             :             }
     149             : 
     150             :             // #i98295#
     151             :             // unfortunately, this SdrObject type which allows a free 3d geometry definition was defined
     152             :             // wrong topologically in relation to it's plane normal and 3D visibility when it was invented
     153             :             // a long time ago. Since the API allows creation of this SDrObject type, it is not possible to
     154             :             // simply change this definition. Only the chart should use it, and at least this object type
     155             :             // only exists at Runtime (is not saved and/or loaded in any FileFormat). Still someone external
     156             :             // may have used it in it's API. To not risk wrong 3D lightings, i have to switch the orientation
     157             :             // of the polygon here
     158        4081 :             aPolyPolygon3D.flip();
     159             : 
     160             :             // create primitive and add
     161        8162 :             const basegfx::B3DHomMatrix aWorldTransform;
     162             :             const drawinglayer::primitive3d::Primitive3DReference xReference(
     163             :                 new drawinglayer::primitive3d::SdrPolyPolygonPrimitive3D(
     164        8162 :                     aPolyPolygon3D, aWorldTransform, aTextureSize, aAttribute, *pSdr3DObjectAttribute));
     165        4081 :             xRetval = drawinglayer::primitive3d::Primitive3DSequence(&xReference, 1);
     166             : 
     167        8162 :             return xRetval;
     168             :         }
     169             :     } // end of namespace contact
     170             : } // end of namespace sdr
     171             : 
     172             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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