slideshow/source/engine/shapesubset.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_slideshow.hxx"
  33
  34 #include <canvas/debug.hxx>
  35 #include <tools/diagnose_ex.h>
  36
  37 #include <comphelper/anytostring.hxx>
  38 #include <cppuhelper/exc_hlp.hxx>
  39
  40 #include "shapesubset.hxx"
  41
  42
  43 using namespace ::com::sun::star;
  44
  45 namespace slideshow
  46 {
  47     namespace internal
  48     {
  49         ShapeSubset::ShapeSubset( const AttributableShapeSharedPtr&           rOriginalShape,
  50                                   const DocTreeNode&                      rTreeNode,
  51                                   const SubsettableShapeManagerSharedPtr& rShapeManager ) :
  52             mpOriginalShape( rOriginalShape ),
  53             mpSubsetShape(),
  54             maTreeNode( rTreeNode ),
  55             mpShapeManager( rShapeManager )
  56         {
  57             ENSURE_OR_THROW( mpShapeManager,
  58                               "ShapeSubset::ShapeSubset(): Invalid shape manager" );
  59         }
  60
  61         ShapeSubset::ShapeSubset( const ShapeSubsetSharedPtr&   rOriginalSubset,
  62                                   const DocTreeNode&                    rTreeNode ) :
  63             mpOriginalShape( rOriginalSubset->mpSubsetShape ?
  64                              rOriginalSubset->mpSubsetShape :
  65                              rOriginalSubset->mpOriginalShape ),
  66             mpSubsetShape(),
  67             maTreeNode( rTreeNode ),
  68             mpShapeManager( rOriginalSubset->mpShapeManager )
  69         {
  70             ENSURE_OR_THROW( mpShapeManager,
  71                               "ShapeSubset::ShapeSubset(): Invalid shape manager" );
  72             ENSURE_OR_THROW( rOriginalSubset->maTreeNode.isEmpty() ||
  73                               (rTreeNode.getStartIndex() >= rOriginalSubset->maTreeNode.getStartIndex() &&
  74                                rTreeNode.getEndIndex() <= rOriginalSubset->maTreeNode.getEndIndex()),
  75                               "ShapeSubset::ShapeSubset(): Subset is bigger than parent" );
  76         }
  77
  78         ShapeSubset::ShapeSubset( const AttributableShapeSharedPtr&           rOriginalShape,
  79                                   const SubsettableShapeManagerSharedPtr& rShapeManager ) :
  80             mpOriginalShape( rOriginalShape ),
  81             mpSubsetShape(),
  82             maTreeNode(),
  83             mpShapeManager( rShapeManager )
  84         {
  85             ENSURE_OR_THROW( mpShapeManager,
  86                               "ShapeSubset::ShapeSubset(): Invalid shape manager" );
  87         }
  88
  89         ShapeSubset::~ShapeSubset()
  90         {
  91             try
  92             {
  93                 // if not done yet: revoke subset from original
  94                 disableSubsetShape();
  95             }
  96             catch (uno::Exception &)
  97             {
  98                 OSL_ENSURE( false, rtl::OUStringToOString(
  99                                 comphelper::anyToString(
 100                                     cppu::getCaughtException() ),
 101                                 RTL_TEXTENCODING_UTF8 ).getStr() );
 102             }
 103         }
 104
 105         AttributableShapeSharedPtr ShapeSubset::getSubsetShape() const
 106         {
 107             return mpSubsetShape ? mpSubsetShape : mpOriginalShape;
 108         }
 109
 110         bool ShapeSubset::enableSubsetShape()
 111         {
 112             if( !mpSubsetShape &&
 113                 !maTreeNode.isEmpty() )
 114             {
 115                 mpSubsetShape = mpShapeManager->getSubsetShape(
 116                     mpOriginalShape,
 117                     maTreeNode );
 118             }
 119
 120             return mpSubsetShape;
 121         }
 122
 123         void ShapeSubset::disableSubsetShape()
 124         {
 125             if( mpSubsetShape )
 126             {
 127                 mpShapeManager->revokeSubset( mpOriginalShape,
 128                                               mpSubsetShape );
 129                 mpSubsetShape.reset();
 130             }
 131         }
 132
 133         bool ShapeSubset::isFullSet() const
 134         {
 135             return maTreeNode.isEmpty();
 136         }
 137
 138         DocTreeNode ShapeSubset::getSubset() const
 139         {
 140             return maTreeNode;
 141         }
 142
 143     }
 144 }