svtools/source/table/tablegeometry.hxx

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  25
  26 #ifndef SVTOOLS_TABLEGEOMETRY_HXX
  27 #define SVTOOLS_TABLEGEOMETRY_HXX
  28
  29 #ifndef SVTOOLS_INC_TABLE_TABLETYPES_HXX
  30 #include <svtools/table/tabletypes.hxx>
  31 #endif
  32
  33 #ifndef _SV_GEN_HXX
  34 #include <tools/gen.hxx>
  35 #endif
  36
  37 //........................................................................
  38 namespace svt { namespace table
  39 {
  40 //........................................................................
  41
  42     class TableControl_Impl;
  43
  44     //====================================================================
  45     //= TableGeometry
  46     //====================================================================
  47     class TableGeometry
  48     {
  49     protected:
  50         const TableControl_Impl&    m_rControl;
  51         const Rectangle&            m_rBoundaries;
  52         Rectangle                   m_aRect;
  53
  54     protected:
  55         TableGeometry(
  56                 const TableControl_Impl& _rControl,
  57                 const Rectangle& _rBoundaries
  58             )
  59             :m_rControl( _rControl )
  60             ,m_rBoundaries( _rBoundaries )
  61             ,m_aRect( _rBoundaries )
  62         {
  63         }
  64
  65     public:
  66         // attribute access
  67         const TableControl_Impl&    getControl() const      { return m_rControl; }
  68
  69         // status
  70         const Rectangle&    getRect() const { return m_aRect; }
  71         bool                isValid() const { return !m_aRect.GetIntersection( m_rBoundaries ).IsEmpty(); }
  72     };
  73
  74     //====================================================================
  75     //= TableRowGeometry
  76     //====================================================================
  77     class TableRowGeometry : public TableGeometry
  78     {
  79     protected:
  80         RowPos  m_nRowPos;
  81
  82     public:
  83         TableRowGeometry(
  84             const TableControl_Impl& _rControl,
  85             const Rectangle& _rBoundaries,
  86             RowPos _nRow
  87         );
  88
  89         // status
  90         RowPos              getRow() const  { return m_nRowPos; }
  91         // operations
  92         bool                moveDown();
  93     };
  94
  95     //====================================================================
  96     //= TableColumnGeometry
  97     //====================================================================
  98     class TableColumnGeometry : public TableGeometry
  99     {
 100     protected:
 101         ColPos  m_nColPos;
 102
 103     public:
 104         TableColumnGeometry(
 105             const TableControl_Impl& _rControl,
 106             const Rectangle& _rBoundaries,
 107             ColPos _nCol
 108         );
 109
 110         // status
 111         ColPos              getCol() const  { return m_nColPos; }
 112         // operations
 113         bool                moveRight();
 114     };
 115
 116     //====================================================================
 117     //= TableCellGeometry
 118     //====================================================================
 119     /** a helper representing geometry information of a cell
 120     */
 121     class TableCellGeometry
 122     {
 123     private:
 124         TableRowGeometry    m_aRow;
 125         TableColumnGeometry m_aCol;
 126
 127     public:
 128         TableCellGeometry(
 129                 const TableControl_Impl& _rControl,
 130                 const Rectangle& _rBoundaries,
 131                 ColPos _nCol,
 132                 RowPos _nRow
 133             )
 134             :m_aRow( _rControl, _rBoundaries, _nRow )
 135             ,m_aCol( _rControl, _rBoundaries, _nCol )
 136         {
 137         }
 138
 139         TableCellGeometry(
 140                 const TableRowGeometry& _rRow,
 141                 ColPos _nCol
 142             )
 143             :m_aRow( _rRow )
 144             ,m_aCol( _rRow.getControl(), _rRow.getRect(), _nCol )
 145         {
 146         }
 147
 148         inline  Rectangle   getRect() const     { return m_aRow.getRect().GetIntersection( m_aCol.getRect() ); }
 149         inline  RowPos      getRow() const      { return m_aRow.getRow(); }
 150         inline  ColPos      getColumn() const   { return m_aCol.getCol(); }
 151         inline  bool        isValid() const     { return !getRect().IsEmpty(); }
 152
 153         inline  bool        moveDown()      {return m_aRow.moveDown(); }
 154         inline  bool        moveRight()     {return m_aCol.moveRight(); }
 155     };
 156
 157 //........................................................................
 158 } } // namespace svt::table
 159 //........................................................................
 160
 161 #endif // SVTOOLS_TABLEGEOMETRY_HXX