cTypeInVar.h

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/**
 * @class cTypeInVar
 * file name: cTypeInVar.h
 * @author Betti Oesterholz
 * @date 07.10.2009
 * @mail webmaster@BioKom.info
 *
 * System: C++
 *
 * This class represents an abstract Fib -inputvariabletype.
 * Copyright (C) @c LGPL3 2009 Betti Oesterholz
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License (LGPL) as
 * published by the Free Software Foundation, either version 3 of the
 * License, or any later version.
 *
 * This program 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 program. If not, see <http://www.gnu.org/licenses/>.
 *
 *
 * This file contains the basisclass of all Fib -inputvariabletype.
 * Fib -vectorelementtyps are typs of the elements in an Fib -vector (e.g.
 * for an underarea vector the type of the elements is underarea).
 *
 */
/*
History:
07.10.2009  Oesterholz  created
31.01.2012  Oesterholz  isInherited() method added
12.02.2012  Oesterholz  restoreXml*() without restoring domain possible
*/

#ifndef ___C_TYPE_IN_VAR_H__
#define ___C_TYPE_IN_VAR_H__


#include "cTypeElement.h"


namespace fib{


class cTypeInVar: public cTypeElement{
protected:
   unsignedIntFib uiNumberOfInputVariable;
   
public:
   /**
    * Standardconstructor for the input variablen type.
    *
    * @param iNumberOIfInputVariable the number of the input variable
    *    for which this type stands
    */
   cTypeInVar( unsignedIntFib iNumberOIfInputVariable );

   /**
    * This Function returns for the type of the element an number.
    * The values, which are returned, mean:
    *    - 1:  cTypeDimension
    *    - 2:  cTypeUnderArea
    *    - 3:  cTypeUnderFunction
    *    - 5:  cTypeInVar
    *    - 6:  cTypeProperty
    *    - 10: cTypeVariable
    *    - 11: cTypeComments
    *    - 12: cTypeExtObject
    *    - 13: cTypeExtSubobject
    *    - 14: cTypeFibSet
    *    - 15: cTypeFibMatrix
    *    - 16: cTypeExtObjectInput
    *
    * @return for the type of the element an number
    */
   virtual unsignedIntFib getType() const;

   /**
    * This Method checks if the given type is equal to this type.
    *
    * @return true if the given type is equal to this type, else false
    */
   virtual bool operator==( const cTypeElement &typeElement ) const;

   /**
    * This Method clones this object.
    *
    * @return a clone of this object
    */
   virtual cTypeInVar *clone() const;

   /**
    * This method evaluades the size of the typeelement in bits in the
    * compressed file form.
    *
    * @see store()
    * @return the size of the typeelement in bits in the compressed form
    */
   virtual unsignedLongFib getCompressedSize() const;

   /**
    * This method stores this type in the XML -format into the
    * given stream.
    *
    * @param ostream the stream where domains should be stored to
    * @param domain the domain which should be stored to this type;
    *    if a Nullpointer NULL (the standardvalue) is given, no domain
    *    will be stored to this type
    * @return true if this type are stored, else false
    */
   virtual bool storeXml( ostream & ostream,
      const cDomain * domain = NULL ) const;

   /**
    * This method restores a type with a domain in the XML -format from an
    * TinyXml element.
    *
    * @param pXmlNode a pointer to the TinyXml node wher the type is stored in
    * @param outStatus an integer value with the errorvalue
    *    possible errorvalues are:
    *       - 0  loading successful
    *       - -1 loading error, invalid pXmlElement
    *       - -2 loading error, invalid data in pXmlElement
    *       - 1 loading warning, invalid data in pXmlElement, error could be corrected
    *       - 2 loading warning, invalid data in pXmlElement, maybe the loaded
    *          object is wrong
    * @param bRestoreDomain if true a domain is to be asumed in the type
    *    element and it will be restored, else no domain will be restores
    * @return a pointer to the restored domain, or NULL if it couldn't be restored
    */
   virtual cDomain * restoreXmlWithDomain( const TiXmlElement * pXmlElement,
      intFib & outStatus, const bool bRestoreDomain = true );

   /**
    * This method stores this typeelement in the compressed fib -format
    * into the given stream.
    * It is needed because the stream can yust store byts but the size of
    * fib -elements can be any number of bits. Because of that ther have to
    * be a possibility to exchange the missing bits betwean the fib -elements.
    *
    * @see cFibElement::store
    * @param stream the stream where this typeelement should be stored to
    * @param cRestBits the not yet writen bits which should be stored
    * @param uiRestBitPosition the number of bits in the cRestBits which
    *    should be writen respectively containing valid information
    * @return true if the typeelement is stored, else false
    */
   virtual bool store( ostream & stream, char & cRestBits,
      unsigned char & uiRestBitPosition ) const;

   /**
    * This method restores a type from a bitstream, wher it is
    * stored in the compressed fib -format.
    *
    * @see store
    * @param iBitStream the stream where the type is stored in,
    *    because the stream is an cReadBits, any number of bits can be
    *    readed from it
    * @return an integervalue with the errorvalue
    *    possible errorvalues are:
    *       - 0  loading successful
    *       - -1 loading error, invalid pXmlElement
    *       - -2 loading error, invalid data in pXmlElement
    *       - 1 loading warning, invalid data in pXmlElement, error could be corrected
    *       - 2 loading warning, invalid data in pXmlElement, maybe the loaded
    *          object is wrong
    */
   virtual intFib restore( cReadBits & iBitStream );

   /**
    * @return true if domains of this type are inerted else false
    */
   virtual bool isInherited() const;

   /**
    * @return the number of the input variable for which this type stands
    */
   unsignedIntFib getNumberOfInputVariable() const;

};//end class cTypeInVar


}//end namespace fib

#endif //___C_TYPE_IN_VAR_H__