sw/source/core/crsr/BlockCursor.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_sw.hxx"
  33
  34 #include <IBlockCursor.hxx>
  35 #include <viscrs.hxx>
  36 #include "BlockCursor.hxx"
  37
  38 /** The implementation of the block cursor interface
  39
  40     It's simply an aggregation of a SwShellCrsr and a rectangle defined by
  41     a start and an end point.
  42 */
  43 class SwBlockCursor : public IBlockCursor
  44 {
  45     SwShellCrsr aCursor;
  46     Point *pStartPt;
  47     Point *pEndPt;
  48 public:
  49     SwBlockCursor( const SwCrsrShell& rCrsrSh, const SwPosition &rPos ) :
  50         aCursor( rCrsrSh, rPos ), pStartPt(0), pEndPt(0) {}
  51     virtual SwShellCrsr& getShellCrsr();
  52     virtual void setStartPoint( const Point &rPt );
  53     virtual void setEndPoint( const Point &rPt );
  54     virtual const Point* getStartPoint() const;
  55     virtual const Point* getEndPoint() const;
  56     virtual void clearPoints();
  57     virtual ~SwBlockCursor();
  58 };
  59
  60 SwBlockCursor::~SwBlockCursor()
  61 {
  62     delete pStartPt;
  63     delete pEndPt;
  64 }
  65
  66 SwShellCrsr& SwBlockCursor::getShellCrsr()
  67 {
  68     return aCursor;
  69 }
  70
  71 void SwBlockCursor::setStartPoint( const Point &rPt )
  72 {
  73     if( pStartPt )
  74         *pStartPt = rPt;
  75     else
  76         pStartPt = new Point( rPt );
  77 }
  78
  79 void SwBlockCursor::setEndPoint( const Point &rPt )
  80 {
  81     if( pEndPt )
  82         *pEndPt = rPt;
  83     else
  84         pEndPt = new Point( rPt );
  85 }
  86
  87 const Point* SwBlockCursor::getStartPoint() const
  88 {
  89     return pStartPt;
  90 }
  91
  92 const Point* SwBlockCursor::getEndPoint() const
  93 {
  94     return pEndPt;
  95 }
  96
  97 void SwBlockCursor::clearPoints()
  98 {
  99     delete pStartPt;
 100     delete pEndPt;
 101     pStartPt = 0;
 102     pEndPt = 0;
 103 }
 104
 105 IBlockCursor *createBlockCursor( const SwCrsrShell& rCrsrSh, const SwPosition &rPos )
 106 {
 107     return new SwBlockCursor( rCrsrSh, rPos );
 108 }
 109