SquareStructure.h

// =======================================================================
// @(#)SquareStructure.h        1.6 09/14/99
// 
// Class:       TSquareStructure
//
// Purpose:     build and store a structure for a square matrix
//
// Author:      Gunar Matthies
//
// History:     06.08.1998 start implementation
//
// =======================================================================

#ifndef __SQUARESTRUCTURE__
#define __SQUARESTRUCTURE__

#include <Structure.h>

class TSquareStructure : public TStructure
{
  protected:
    int ActiveBound;

    int ColOrder;

    void IntSort(int *BeginPtr, int *AfterEndPtr);

  public:
    TSquareStructure();

    ~TSquareStructure();

    TSquareStructure(int n, int N_entries, int *col_ptr,
      int *row_ptr);
    
    explicit TSquareStructure(int n);

    int GetActiveBound() const
    { return ActiveBound; }

    int GetColOrder() const
    { return ColOrder;}

    void Sort();

    void SetColOrder(int n)  
    {ColOrder = n;}    
    
    void SortDiagFirst();
    
    friend bool operator==(const TSquareStructure &lhs, 
                           const TSquareStructure &rhs);
    friend bool operator!=(const TSquareStructure &lhs,
                           const TSquareStructure &rhs);
};

#endif