objectFilter.h

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/****************************************************************************
 * Copyright (c) 2015 VT MAK
 * All rights reserved.
 ****************************************************************************/


#pragma once

#include <broker/dllExport.h>
#include <vlutil/vlString.h>

namespace MAKVrExchange
{

   class DT_DLL_BROKER DtObjectFilter
   {
   public:

      enum FilterType
      {
         FilterByEntityName = 0,
         FilterByEntityType = 1,
         FilterByMarkingText = 2,
         FilterByGeoLocation = 3,
         FilterByGeoRegion = 4,
         FilterByGeoEntity = 5
      };

   public:

      DtObjectFilter( FilterType type );

      DtObjectFilter( const DtObjectFilter& other );

      virtual ~DtObjectFilter();

      virtual DtObjectFilter& operator = ( const DtObjectFilter& other );

      virtual FilterType type() const;

      virtual DtString string() const = 0;

   protected:

      bool operator == ( const DtObjectFilter& other ) const;

      bool operator != ( const DtObjectFilter& other ) const;

      bool operator < ( const DtObjectFilter& other ) const;

   protected:

      FilterType myType;

   };

}