drawinglayer/source/primitive3d/baseprimitive3d.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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  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 #include <drawinglayer/primitive3d/baseprimitive3d.hxx>
  21 #include <drawinglayer/geometry/viewinformation3d.hxx>
  22 #include <basegfx/utils/canvastools.hxx>
  23 #include <comphelper/sequence.hxx>
  24
  25
  26 using namespace com::sun::star;
  27
  28
  29 namespace drawinglayer::primitive3d
  30 {
  31         BasePrimitive3D::BasePrimitive3D()
  32         :   BasePrimitive3DImplBase(m_aMutex)
  33         {
  34         }
  35
  36         BasePrimitive3D::~BasePrimitive3D()
  37         {
  38         }
  39
  40         bool BasePrimitive3D::operator==( const BasePrimitive3D& rPrimitive ) const
  41         {
  42             return (getPrimitive3DID() == rPrimitive.getPrimitive3DID());
  43         }
  44
  45         basegfx::B3DRange BasePrimitive3D::getB3DRange(const geometry::ViewInformation3D& rViewInformation) const
  46         {
  47             return get3DDecomposition(rViewInformation).getB3DRange(rViewInformation);
  48         }
  49
  50         Primitive3DContainer BasePrimitive3D::get3DDecomposition(const geometry::ViewInformation3D& /*rViewInformation*/) const
  51         {
  52             return Primitive3DContainer();
  53         }
  54
  55         css::uno::Sequence< ::css::uno::Reference< ::css::graphic::XPrimitive3D > > SAL_CALL BasePrimitive3D::getDecomposition( const uno::Sequence< beans::PropertyValue >& rViewParameters )
  56         {
  57             const geometry::ViewInformation3D aViewInformation(rViewParameters);
  58             return comphelper::containerToSequence(get3DDecomposition(aViewInformation));
  59         }
  60
  61         css::geometry::RealRectangle3D SAL_CALL BasePrimitive3D::getRange( const uno::Sequence< beans::PropertyValue >& rViewParameters )
  62         {
  63             const geometry::ViewInformation3D aViewInformation(rViewParameters);
  64             return basegfx::unotools::rectangle3DFromB3DRectangle(getB3DRange(aViewInformation));
  65         }
  66
  67
  68         Primitive3DContainer BufferedDecompositionPrimitive3D::create3DDecomposition(const geometry::ViewInformation3D& /*rViewInformation*/) const
  69         {
  70             return Primitive3DContainer();
  71         }
  72
  73         BufferedDecompositionPrimitive3D::BufferedDecompositionPrimitive3D()
  74         :   BasePrimitive3D(),
  75             maBuffered3DDecomposition()
  76         {
  77         }
  78
  79         Primitive3DContainer BufferedDecompositionPrimitive3D::get3DDecomposition(const geometry::ViewInformation3D& rViewInformation) const
  80         {
  81             ::osl::MutexGuard aGuard( m_aMutex );
  82
  83             if(getBuffered3DDecomposition().empty())
  84             {
  85                 const Primitive3DContainer aNewSequence(create3DDecomposition(rViewInformation));
  86                 const_cast< BufferedDecompositionPrimitive3D* >(this)->setBuffered3DDecomposition(aNewSequence);
  87             }
  88
  89             return getBuffered3DDecomposition();
  90         }
  91
  92 // tooling
  93
  94         // get range3D from a given Primitive3DReference
  95         basegfx::B3DRange getB3DRangeFromPrimitive3DReference(const Primitive3DReference& rCandidate, const geometry::ViewInformation3D& aViewInformation)
  96         {
  97             basegfx::B3DRange aRetval;
  98
  99             if(rCandidate.is())
 100             {
 101                 // try to get C++ implementation base
 102                 const BasePrimitive3D* pCandidate(dynamic_cast< BasePrimitive3D* >(rCandidate.get()));
 103
 104                 if(pCandidate)
 105                 {
 106                     // use it if possible
 107                     aRetval.expand(pCandidate->getB3DRange(aViewInformation));
 108                 }
 109                 else
 110                 {
 111                     // use UNO API call instead
 112                     const uno::Sequence< beans::PropertyValue >& rViewParameters(aViewInformation.getViewInformationSequence());
 113                     aRetval.expand(basegfx::unotools::b3DRectangleFromRealRectangle3D(rCandidate->getRange(rViewParameters)));
 114                 }
 115             }
 116
 117             return aRetval;
 118         }
 119
 120         // get range3D from a given Primitive3DContainer
 121         basegfx::B3DRange Primitive3DContainer::getB3DRange(const geometry::ViewInformation3D& aViewInformation) const
 122         {
 123             basegfx::B3DRange aRetval;
 124
 125             if(!empty())
 126             {
 127                 const size_t nCount(size());
 128
 129                 for(size_t a(0); a < nCount; a++)
 130                 {
 131                     aRetval.expand(getB3DRangeFromPrimitive3DReference((*this)[a], aViewInformation));
 132                 }
 133             }
 134
 135             return aRetval;
 136         }
 137
 138         bool arePrimitive3DReferencesEqual(const Primitive3DReference& rxA, const Primitive3DReference& rxB)
 139         {
 140             const bool bAIs(rxA.is());
 141
 142             if(bAIs != rxB.is())
 143             {
 144                 return false;
 145             }
 146
 147             if(!bAIs)
 148             {
 149                 return true;
 150             }
 151
 152             const BasePrimitive3D* pA(dynamic_cast< const BasePrimitive3D* >(rxA.get()));
 153             const BasePrimitive3D* pB(dynamic_cast< const BasePrimitive3D* >(rxB.get()));
 154
 155             if(!pA || !pB)
 156             {
 157                 return false;
 158             }
 159
 160             return pA->operator==(*pB);
 161         }
 162
 163         bool Primitive3DContainer::operator==(const Primitive3DContainer& rB) const
 164         {
 165             const bool bAHasElements(!empty());
 166
 167             if(bAHasElements != !rB.empty())
 168             {
 169                 return false;
 170             }
 171
 172             if(!bAHasElements)
 173             {
 174                 return true;
 175             }
 176
 177             const size_t nCount(size());
 178
 179             if(nCount != rB.size())
 180             {
 181                 return false;
 182             }
 183
 184             for(size_t a(0); a < nCount; a++)
 185             {
 186                 if(!arePrimitive3DReferencesEqual((*this)[a], rB[a]))
 187                 {
 188                     return false;
 189                 }
 190             }
 191
 192             return true;
 193         }
 194
 195         void Primitive3DContainer::append(const Primitive3DContainer& rSource)
 196         {
 197             insert(end(), rSource.begin(), rSource.end());
 198         }
 199
 200 } // end of namespace
 201
 202 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */