// Copyright (C) 2007-2013  CEA/DEN, EDF R&D, OPEN CASCADE
//
// Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
//
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//

%ExportedHeaderCode
#include <HYDROData_IAltitudeObject.h>
%End

class HYDROData_IAltitudeObject : HYDROData_Entity /Abstract/
{

%ConvertToSubClassCode
    switch ( sipCpp->GetKind() )
    {
      case KIND_BATHYMETRY:
        sipClass = sipClass_HYDROData_Bathymetry;
        break;

      case KIND_OBSTACLE_ALTITUDE:
        sipClass = sipClass_HYDROData_ObstacleAltitude;
        break;

      case KIND_ALTITUDE:
        sipClass = sipClass_HYDROData_AltitudeObject;
        break;
      
      default:
        // We don't recognise the type.
        sipClass = NULL;
    }
%End

%TypeHeaderCode
#include <HYDROData_IAltitudeObject.h>
%End

public:      
  // Public methods to work with altitudes.

  /**
   * Returns altitude points list.
   * \return points list
   */
  static double             GetInvalidAltitude();

  /**
   * Returns altitude for given point.
   * \param thePoint the point to examine
   * \return altitude value
   */
  virtual double           GetAltitudeForPoint( const gp_XY& thePoint ) const = 0;

protected:

  /**
   * Creates new object in the internal data structure. Use higher level objects 
   * to create objects with real content.
   */
  HYDROData_IAltitudeObject();

  /**
   * Destructs properties of the object and object itself, removes it from the document.
   */
  ~HYDROData_IAltitudeObject();
};