drawinglayer/source/primitive3d/sdrcubeprimitive3d.cxx

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  28
  29 #include <drawinglayer/primitive3d/sdrcubeprimitive3d.hxx>
  30 #include <basegfx/polygon/b3dpolypolygontools.hxx>
  31 #include <basegfx/polygon/b3dpolygon.hxx>
  32 #include <basegfx/matrix/b2dhommatrix.hxx>
  33 #include <drawinglayer/primitive3d/sdrdecompositiontools3d.hxx>
  34 #include <basegfx/tools/canvastools.hxx>
  35 #include <drawinglayer/primitive3d/drawinglayer_primitivetypes3d.hxx>
  36 #include <drawinglayer/attribute/sdrfillattribute.hxx>
  37 #include <drawinglayer/attribute/sdrlineattribute.hxx>
  38 #include <drawinglayer/attribute/sdrshadowattribute.hxx>
  39
  40 //////////////////////////////////////////////////////////////////////////////
  41
  42 using namespace com::sun::star;
  43
  44 //////////////////////////////////////////////////////////////////////////////
  45
  46 namespace drawinglayer
  47 {
  48     namespace primitive3d
  49     {
  50         Primitive3DSequence SdrCubePrimitive3D::create3DDecomposition(const geometry::ViewInformation3D& /*rViewInformation*/) const
  51         {
  52             const basegfx::B3DRange aUnitRange(0.0, 0.0, 0.0, 1.0, 1.0, 1.0);
  53             Primitive3DSequence aRetval;
  54             basegfx::B3DPolyPolygon aFill(basegfx::tools::createCubeFillPolyPolygonFromB3DRange(aUnitRange));
  55
  56             // normal creation
  57             if(!getSdrLFSAttribute().getFill().isDefault())
  58             {
  59                 if(::com::sun::star::drawing::NormalsKind_SPECIFIC == getSdr3DObjectAttribute().getNormalsKind()
  60                     || ::com::sun::star::drawing::NormalsKind_SPHERE == getSdr3DObjectAttribute().getNormalsKind())
  61                 {
  62                     // create sphere normals
  63                     const basegfx::B3DPoint aCenter(basegfx::tools::getRange(aFill).getCenter());
  64                     aFill = basegfx::tools::applyDefaultNormalsSphere(aFill, aCenter);
  65                 }
  66
  67                 if(getSdr3DObjectAttribute().getNormalsInvert())
  68                 {
  69                     // invert normals
  70                     aFill = basegfx::tools::invertNormals(aFill);
  71                 }
  72             }
  73
  74             // texture coordinates
  75             if(!getSdrLFSAttribute().getFill().isDefault())
  76             {
  77                 // handle texture coordinates X
  78                 const bool bParallelX(::com::sun::star::drawing::TextureProjectionMode_PARALLEL == getSdr3DObjectAttribute().getTextureProjectionX());
  79                 const bool bObjectSpecificX(::com::sun::star::drawing::TextureProjectionMode_OBJECTSPECIFIC == getSdr3DObjectAttribute().getTextureProjectionX());
  80                 const bool bSphereX(!bParallelX && (::com::sun::star::drawing::TextureProjectionMode_SPHERE == getSdr3DObjectAttribute().getTextureProjectionX()));
  81
  82                 // handle texture coordinates Y
  83                 const bool bParallelY(::com::sun::star::drawing::TextureProjectionMode_PARALLEL == getSdr3DObjectAttribute().getTextureProjectionY());
  84                 const bool bObjectSpecificY(::com::sun::star::drawing::TextureProjectionMode_OBJECTSPECIFIC == getSdr3DObjectAttribute().getTextureProjectionY());
  85                 const bool bSphereY(!bParallelY && (::com::sun::star::drawing::TextureProjectionMode_SPHERE == getSdr3DObjectAttribute().getTextureProjectionY()));
  86
  87                 if(bParallelX || bParallelY)
  88                 {
  89                     // apply parallel texture coordinates in X and/or Y
  90                     const basegfx::B3DRange aRange(basegfx::tools::getRange(aFill));
  91                     aFill = basegfx::tools::applyDefaultTextureCoordinatesParallel(aFill, aRange, bParallelX, bParallelY);
  92                 }
  93
  94                 if(bSphereX || bSphereY)
  95                 {
  96                     // apply spherical texture coordinates in X and/or Y
  97                     const basegfx::B3DRange aRange(basegfx::tools::getRange(aFill));
  98                     const basegfx::B3DPoint aCenter(aRange.getCenter());
  99                     aFill = basegfx::tools::applyDefaultTextureCoordinatesSphere(aFill, aCenter, bSphereX, bSphereY);
 100                 }
 101
 102                 if(bObjectSpecificX || bObjectSpecificY)
 103                 {
 104                     // object-specific
 105                     for(sal_uInt32 a(0L); a < aFill.count(); a++)
 106                     {
 107                         basegfx::B3DPolygon aTmpPoly(aFill.getB3DPolygon(a));
 108
 109                         if(aTmpPoly.count() >= 4L)
 110                         {
 111                             for(sal_uInt32 b(0L); b < 4L; b++)
 112                             {
 113                                 basegfx::B2DPoint aPoint(aTmpPoly.getTextureCoordinate(b));
 114
 115                                 if(bObjectSpecificX)
 116                                 {
 117                                     aPoint.setX((1L == b || 2L == b) ? 1.0 : 0.0);
 118                                 }
 119
 120                                 if(bObjectSpecificY)
 121                                 {
 122                                     aPoint.setY((2L == b || 3L == b) ? 1.0 : 0.0);
 123                                 }
 124
 125                                 aTmpPoly.setTextureCoordinate(b, aPoint);
 126                             }
 127
 128                             aFill.setB3DPolygon(a, aTmpPoly);
 129                         }
 130                     }
 131                 }
 132
 133                 // transform texture coordinates to texture size
 134                 basegfx::B2DHomMatrix aTexMatrix;
 135                 aTexMatrix.scale(getTextureSize().getX(), getTextureSize().getY());
 136                 aFill.transformTextureCoordiantes(aTexMatrix);
 137             }
 138
 139             // build vector of PolyPolygons
 140             ::std::vector< basegfx::B3DPolyPolygon > a3DPolyPolygonVector;
 141
 142             for(sal_uInt32 a(0L); a < aFill.count(); a++)
 143             {
 144                 a3DPolyPolygonVector.push_back(basegfx::B3DPolyPolygon(aFill.getB3DPolygon(a)));
 145             }
 146
 147             if(!getSdrLFSAttribute().getFill().isDefault())
 148             {
 149                 // add fill
 150                 aRetval = create3DPolyPolygonFillPrimitives(
 151                     a3DPolyPolygonVector,
 152                     getTransform(),
 153                     getTextureSize(),
 154                     getSdr3DObjectAttribute(),
 155                     getSdrLFSAttribute().getFill(),
 156                     getSdrLFSAttribute().getFillFloatTransGradient());
 157             }
 158             else
 159             {
 160                 // create simplified 3d hit test geometry
 161                 aRetval = createHiddenGeometryPrimitives3D(
 162                     a3DPolyPolygonVector,
 163                     getTransform(),
 164                     getTextureSize(),
 165                     getSdr3DObjectAttribute());
 166             }
 167
 168             // add line
 169             if(!getSdrLFSAttribute().getLine().isDefault())
 170             {
 171                 basegfx::B3DPolyPolygon aLine(basegfx::tools::createCubePolyPolygonFromB3DRange(aUnitRange));
 172                 const Primitive3DSequence aLines(create3DPolyPolygonLinePrimitives(
 173                     aLine, getTransform(), getSdrLFSAttribute().getLine()));
 174                 appendPrimitive3DSequenceToPrimitive3DSequence(aRetval, aLines);
 175             }
 176
 177             // add shadow
 178             if(!getSdrLFSAttribute().getShadow().isDefault() && aRetval.hasElements())
 179             {
 180                 const Primitive3DSequence aShadow(createShadowPrimitive3D(
 181                     aRetval, getSdrLFSAttribute().getShadow(), getSdr3DObjectAttribute().getShadow3D()));
 182                 appendPrimitive3DSequenceToPrimitive3DSequence(aRetval, aShadow);
 183             }
 184
 185             return aRetval;
 186         }
 187
 188         SdrCubePrimitive3D::SdrCubePrimitive3D(
 189             const basegfx::B3DHomMatrix& rTransform,
 190             const basegfx::B2DVector& rTextureSize,
 191             const attribute::SdrLineFillShadowAttribute3D& rSdrLFSAttribute,
 192             const attribute::Sdr3DObjectAttribute& rSdr3DObjectAttribute)
 193         :   SdrPrimitive3D(rTransform, rTextureSize, rSdrLFSAttribute, rSdr3DObjectAttribute)
 194         {
 195         }
 196
 197         bool SdrCubePrimitive3D::operator==(const BasePrimitive3D& rPrimitive) const
 198         {
 199             return SdrPrimitive3D::operator==(rPrimitive);
 200         }
 201
 202         basegfx::B3DRange SdrCubePrimitive3D::getB3DRange(const geometry::ViewInformation3D& /*rViewInformation*/) const
 203         {
 204             // use defaut from sdrPrimitive3D which uses transformation expanded by line width/2.
 205             // The parent implementation which uses the ranges of the decomposition would be more
 206             // corrcet, but for historical reasons it is necessary to do the old method: To get
 207             // the range of the non-transformed geometry and transform it then. This leads to different
 208             // ranges where the new method is more correct, but the need to keep the old behaviour
 209             // has priority here.
 210             return getStandard3DRange();
 211         }
 212
 213         // provide unique ID
 214         ImplPrimitrive3DIDBlock(SdrCubePrimitive3D, PRIMITIVE3D_ID_SDRCUBEPRIMITIVE3D)
 215
 216     } // end of namespace primitive3d
 217 } // end of namespace drawinglayer
 218
 219 //////////////////////////////////////////////////////////////////////////////
 220 // eof
 221
 222 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */