cFibSet.h

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/**
 * @class cFibSet
 * file name: cFibSet.h
 * @author Betti Oesterholz
 * @date 10.12.2011
 * @mail webmaster@BioKom.info
 *
 * System: C++
 *
 * This class represents the Fib set-element.
 * Copyright (C) @c LGPL3 2011 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 class represents the set-element of the Fib -multimedialanguage.
 * An set-element contains a list with vectors to which element values the
 * variables it defines are set.
 *
 */
/*
History:
10.12.2011  Oesterholz  created
*/

#ifndef ___C_FIB_SET_H__
#define ___C_FIB_SET_H__


#include "version.h"

#include "fibDatatyps.h"

#include "cFibLimb.h"
#include "cRoot.h"
#include "cVectorFibSet.h"
#include "cFibVariable.h"

namespace fib{


class cFibSet: public cFibLimb{

friend class cFibElement;

private:

   /**
    * The variables, which this set-element defines.
    */
   vector< cFibVariable * > vecVariablesDefined;

   /**
    * The list with the vectors of the set-element.
    */
   list< cVectorFibSet > liFibSets;
   
   /**
    * The number of the set-element domain for this set-element.
    */
   unsignedIntFib uiDomainNr;

public:

   /**
    * parameterconstructor
    *
    * @param iuNumberOfVariables the number of defined variables or
    *    elements in the vectors this set-element should have
    *    (minimum is 1)
    * @param pInSubobject the Fib element which is the underobject of
    *    this Fib element (it also stands next in the order of Fib elements)
    * @param pInSuperiorElement the Fib element in which this
    *    set-element is an underobject
    */
   cFibSet( const unsignedIntFib iuNumberOfVariables,
      cFibElement * pInSubobject = NULL,
      cFibElement * pInSuperiorElement = NULL );
   
   /**
    * copyconstructor
    * This copyconstructor constructs a copy of the given set-element.
    * It dosn't copy other Fib elements than the given, even if ther are
    * in the set-element.
    *
    * @param setElement the set-element to copy
    */
   cFibSet( const cFibSet &setElement );

protected:

   /**
    * The constructor for restoring a set-object from an TinyXml element.
    *
    * @param pXmlNode a pointer to the TinyXml node wher the Fib object is stored in
    * @param outStatus An reference to an integervalue where the errorvalue
    *    can be stored to.
    *    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 liDefinedVariables a list with the defined variables for the
    *    to restore Fib element, every variable should have it's number
    *    (the number under which it is stored) as it's value
    */
   cFibSet( const TiXmlElement * pXmlElement, intFib &outStatus,
      list<cFibVariable*> & liDefinedVariables );

   /**
    * This constructor restores a set-object from the stream where it is
    * stored in the compressed Fib format.
    * This method is for internal use only.
    *
    * @param iBitStream the stream wher the set-object is stored to in,
    *    because this stream is an cReadBits, any number of bits can be
    *    readed from it
    * @param outStatus An reference to an integervalue where the errorvalue
    *    can be stored to. If the pointer is NULL no errorvalue will be
    *    given back.
    *    possible errorvalues are:
    *       - 0  loading successful
    *       - -1 loading error, invalid stream
    *       - -2 loading error, invalid data in stream
    *       - 1 loading warning, invalid data in stream, error could be corrected
    *       - 2 loading warning, invalid data in stream, maybe the loaded
    *          object is wrong
    * @param liDefinedVariables a list with the defined variables for the
    *    to restore Fib element, every variable should have it's number
    *    (the number under which it is stored) as it's value
    * @param validDomains the domains valid for restoring the Fib elements
    * @param pNextRoot the next higher root-element for the to restore
    *    Fib elements, or the last restored root-element
    */
   cFibSet( cReadBits & iBitStream, intFib & outStatus,
      list<cFibVariable*> & liDefinedVariables, const cDomains & validDomains,
      cRoot * pNextRoot );


public:

   /**
    * destructor
    */
   virtual ~cFibSet();

   /**
    * @see getTypeName
    * @return a character for the typ of the Fib element
    * Types are:
    *    - u: element of unknown typ
    *    - p: point
    *    - l: list-element
    *    - y: property
    *    - c: comment
    *    - a: area
    *    - f: function
    *    - i: if-condition
    *    - o: extern object element
    *    - s: extern subobject element
    *    - v: set-element
    *    - m: matrix element
    *    - r: root-element
    */
   virtual char getType() const;
   
   /**
    * This method checks, if this Fib-element is an valid Fib-element.
    *
    * @return true if this Fib-element is an valid Fib-element, else false
    */
   virtual bool isValidFibElement() const;

   /**
    * This method evaluades the Fib object.
    *
    * @param evaluePosition a reference to the object with the
    *    evaluePosition() method to evalue /store the positions and ther
    *    properties; everytime a point (to evalue) is reached in the
    *    evaluation, this method is called with the position and the
    *    properties of the point; @see iEvaluePosition
    * @param objectPoint the object point in the order of true part objects
    *    to evalue
    * @param liVecProperties a list with the property vectors which should
    *    be global for the evalued object
    * @return if the evaluation was successfull true, else false
    */
   virtual bool evalueObject( iEvaluePosition & evaluePosition,
      const unsignedIntFib objectPoint,
      list<cVectorProperty> & liVecProperties ) const;

   /**
    * This method evaluades the Fib object.
    * Evertime a Fib elements, with a type of the given type chars in
    * liCFibElementTyps, is reached while evaluation, it is given
    * back with the properties which it has.
    * Ever point element is given back. The type chars for point elements
    * don't need to be in the list liCFibElementTyps.
    *
    * @param evalueFibElement a reference to the object with the
    *    evalueElement() method to evalue /store the Fib elements and ther
    *    properties; everytime a Fib element (with one of the type given
    *    in liCFibElementTyps) is reached in the evaluation, the method
    *    evalueElement() of this objects is called with the Fib element
    *    and the properties of the Fib element; @see iEvalueFibElement
    * @param objectPoint the object point in the order of true part objects
    *    to evalue
    * @param liVecProperties a list with the property vectors which should
    *    be global for the evalued object
    * @param liCFibElementTyps a list with the type chars (@see getType)
    *    of the Fib elements to return
    * @return if the evaluation was successfull true, else false
    */
   virtual bool evalueObject( iEvalueFibElement & evalueFibElement,
      const unsignedIntFib objectPoint,
      list<cVectorProperty> & liVecProperties,
      const list<char> & liCFibElementTyps );

   /**
    * This method evaluades a value for the time needed to evalue the
    * object.
    * This value should not exceed lMaxTime, if the value for the time
    * is greater than lMaxTime the evaluation will be stopt and lMaxTime
    * returned. If lMaxTime is 0 (for infinity) the evaluation won't be
    * stoped, this is the standard case.
    *
    * @see evalueObject()
    * @param lMaxTime the maximum time for the evaluation, the returned value
    *    will not be greater than this value; the value 0 stands for infinity,
    *    so the evaluation won't be stoped
    * @return a value for the time needed to evalue the object
    */
   virtual unsignedLongFib getTimeNeed( unsignedLongFib lMaxTime=0 ) const;

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

   /**
    * This method checks if the given variable is used in the given
    * direction from this Fib element.
    *
    * @see cFibVariable
    * @see isDefinedVariable()
    * @param variable the variable to check if it is used
    * @param direction the direction from this Fib element, in which the
    *    variable should be used; standardvalue is ED_POSITION so yust
    *    this Fib element will be checked
    * @return true if the variable is used, else false
    */
   virtual bool isUsedVariable( const cFibVariable *variable ,
      edDirection direction=ED_POSITION ) const;

   /**
    * This method returns all variables used in the given direction from
    * this Fib element.
    *
    * @see cFibVariable
    * @see isUsedVariable()
    * @see isDefinedVariable()
    * @param direction the direction from this Fib element, in which the
    *    variable should be used; standardvalue is ED_POSITION so yust
    *    this Fib element will be checked
    * @return the set with all variables used in the given direction from
    *    this Fib element
    */
   virtual set<cFibVariable*> getUsedVariables( edDirection direction=ED_POSITION );

   /**
    * This method replace the variable pVariableOld with the variable
    * pVariableNew in the object.
    *
    * @see cFibVariable
    * @see isUsedVariable()
    * @see isDefinedVariable()
    * @param pVariableOld the variable to replace
    * @param pVariableNew the variable with which the variable pVariableOld
    *    is to be replace
    * @return true if the variable pVariableOld is replaced with pVariableNew,
    *    else false
    */
   virtual bool replaceVariable( cFibVariable * pVariableOld,
      cFibVariable * pVariableNew );

   /**
    * This method copies the Fib element on the specified position.
    * Variables which are not defined in the Fib element but used
    * don't change ther reference.
    *
    * @see getType()
    * @param cType the type of the Fib element to copy
    * @param elementPoint the number of the Fib element, in the order of
    *    Fib -elements of the given type cType, to copy
    * @param bAbsolute if the lNumber is an absolute value for the wool
    *    Fib object
    * @return the copy of the Fib element
    */
   virtual cFibElement *copyElement( const char cType='u', const unsignedIntFib
      elementPoint=0, bool bAbsolute=false ) const;

   /**
    * This method stores this Fib object in the XML -format into the
    * given stream.
    *
    * @param stream the stream where this Fib object should be stored to
    * @return true if this Fib object is stored, else false
    */
   virtual bool storeXml( ostream &stream ) const;


/*
 * set-element methods
 */

   /**
    * @return the number of variables this set-element defines
    */
   unsignedIntFib getNumberOfVariables() const;
   
   /**
    * This method returns a pointer to the uiPosition'th from this
    * set-element defined variable.
    *
    * @param uiPosition the number of the from this set-element defined
    *    variable to return (counting begins with 1)
    * @return a pointer to the uiPosition'th from this set-element defined
    *    variable, or NULL if non such exists
    */
   cFibVariable * getDefinedVariable( const unsignedLongFib uiPosition );
   
   
   /**
    * @see uiDomainNr
    * @return the number of the set-element domain for this set-element
    */
   unsignedIntFib getDomainNr() const;
   
   /**
    * This method sets the number of the set-element domain for this
    * set-element.
    * 
    * @see uiDomainNr
    * @param uiInDomainNumber the number of the set-element domain for this set-element
    */
   void setDomainNr( const unsignedLongFib uiInDomainNumber );
   
   
   /**
    * @see liFibSets
    * @return the number of vectors or sets of values this set-element contains
    */
   unsignedLongFib getNumberOfVectors() const;
   
   /**
    * @return a vector with all vectors / sets of values of this set-element
    * @see liFibSets
    */
   const vector< cVectorFibSet > getVectors();
   
   /**
    * This method sets all vectors / sets of values of this set-element to
    * the given vectors.
    * 
    * @see liFibSets
    * @param vecSets a vector with all vectors / sets of values this
    *    set-element should contain
    * @return true if the vectors wher set, else false and the vectors of
    *    this set-element unchanged
    */
   bool setVectors( const vector< cVectorFibSet > & vecSets );
   
   /**
    * This method returns a pointer to the uiPosition'th vector of this
    * set-element.
    *
    * @see liFibSets
    * @param uiPosition the number of the vector to return (counting begins
    *    with 1)
    * @return a pointer to the uiPosition'th vector, or NULL if non such exists
    */
   cVectorFibSet * getVector( const unsignedLongFib uiPosition );
   
   /**
    * This method sets the uiPosition'th vector of this set-element to the
    * given vector.
    *
    * @see liFibSets
    * @param vecSet the vector to set
    * @param uiPosition the position wher the to set vector should stand
    *    in this set-element (counting begins with 1)
    * @return true if the vector wher set, else false and the vectors of
    *    this set-element unchanged
    */
   bool setVector( const cVectorFibSet & vecSet, const unsignedLongFib uiPosition );
   
   /**
    * This method adds the given vector to the existing vectors.
    *
    * @see liSubFibSets
    * @param vecSet a reference to the to add vector
    * @param uiPosition the position wher the vecSet should be added
    *    (counting begins with 1); if 0 the vecSet or greater than the number
    *    of vectors the vector will be added to the end of the vector list
    * @return true if the vecSet was added, else false
    */
   bool addVector( const cVectorFibSet & vecSet, const unsignedLongFib uiPosition=0 );
   
   /**
    * This method deletes the uiPosition'th vector from the existing vectors.
    *
    * @param uiPosition the position, wher the vector should be deleted from
    *    (counting begins with 1)
    * @return true if the vector was deleted, else false
    */
   bool deleteVector( const unsignedLongFib uiPosition );


protected:

   /**
    * This method stores this Fib object 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 store
    * @param stream the stream where this Fib object 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 this Fib object is stored, else false
    */
   virtual bool storeBit( ostream & stream, char & cRestBits,
      unsigned char & uiRestBitPosition ) const;

   /**
    * This method sets the each variable, which is defined above a leaf,
    * to an uniqe integer number greater than the given number
    * uiLastVariableNumber. While storing this number can be stored to
    * identify the variable.
    *
    * @param uiLastVariableNumber the number which was last use, this
    *    means also is the greatest used, in this limb.
    * @return the number which was last use, this
    *    means also is the greatest used, in this limb
    *    from the method
    */
   virtual unsignedIntFib enumerateVariablesForStoring(
      unsignedIntFib uiLastVariableNumber = 0 );
   
   /**
    * This method copies the connected object with the given number in the
    * order of connected objects.
    * For this every Fib element, beginning from this Fib element, that
    * is part of the connected object will be copied.
    * Variables which are not defined in the connected object but used
    * don't change ther reference.
    * It is an help method for the copy method. It dosn't update the
    * structural information of the created Fib object.
    *
    * @param iObjectPoint the number of the connected object to copy;
    *    the standartvalue is 0 for coping the complet actual object
    * @return the copy of the connected object or NULL if non such exists
    */
   virtual cFibElement *copyInternal( const unsignedIntFib iObjectPoint=0 ) const;

   /**
    * This method checks if the given variable is defined in the given
    * direction from this Fib element.
    * This is for intern use to get the correct data from
    * isDefinedVariable() without pCallingFibElement.
    *
    * @see cFibVariable
    * @see isUsedVariable()
    * @param pVariable the variable to check if it is defined
    * @param direction the direction from this Fib element, in which the
    *    variable should be defined; standardvalue is ED_POSITION so yust
    *    this Fib element will be checked
    * @param pCallingFibElement the Fib-Element which called this method
    * @return true if the variable is used, else false
    */
   virtual bool isDefinedVariableInternal( const cFibVariable * pVariable,
      edDirection direction = ED_POSITION,
      const cFibElement * pCallingFibElement = NULL ) const;
   
   /**
    * This method returns all variables defined in the given direction from
    * this Fib element.
    * This is for intern use to get the correct data from
    * getDefinedVariables() without pCallingFibElement.
    *
    * @see cFibVariable
    * @see getUsedVariables()
    * @see isDefinedVariable()
    * @param direction the direction from this Fib element, in which the
    *    variable should be used; standardvalue is ED_POSITION so yust
    *    this Fib element will be checked
    * @param pCallingFibElement the Fib-Element which called this method
    * @return the set with all variables used in the given direction from
    *    this Fib element
    */
   virtual list< cFibVariable* > getDefinedVariablesInternal(
      edDirection direction = ED_HIGHER,
      const cFibElement * pCallingFibElement = NULL );


   /**
    * This method checks if the given Fib object is equal to this Fib
    * object.
    * Variables can be others, but must be defined and used in equivalent
    * Fib elements.
    *
    * @param fibObject the Fib object to which this Fib object should be
    *    equal
    * @param mapEqualRootObjects the root objects of this object that wher
    *    already checked as equal
    *    map entries:
    *       key: the root-element of this Fib object that was checked
    *       value: the to the key correspondending root-element of the
    *          fibObject that was checked and which is equal to the key
    *       root-element
    *    (it is empty if bCheckExternalObjects == false)
    * @param mapEqualDefinedVariables the Fib elements that defines
    *    variables and are equal;
    *    map entries:
    *       key: the Fib element of this Fib object that was checked
    *       value: the to the key correspondending Fib element of the
    *          fibObject that was checked and which sets its defined
    *          variables to the same values as the key Fib element
    * @param bCheckExternalObjects if true the external objects of
    *    cExtObject will be compared
    * @return true if this Fib object is equal to the given Fib object,
    *    else false
    */
   virtual bool equalInternal( const cFibElement & fibObject,
      map< const cRoot *, const cRoot * > & mapEqualRootObjects,
      map< const cFibElement *, const cFibElement * > & mapEqualDefinedVariables,
      const bool bCheckExternalObjects ) const;

   /**
    * This method checks if the given Fib element is equal to this Fib
    * element.
    * The subobjects are not compared, not even ther count is compared.
    * Used variables can be others.
    *
    * @param fibElement the Fib element to which this Fib element should be
    *    equal
    * @param mapEqualRootObjects the root objects of this object that wher
    *    already checked as equal
    *    map entries:
    *       key: the root-element of this Fib object that was checked
    *       value: the to the key correspondending root-element of the
    *          fibObject that was checked and which is equal to the key
    *       root-element
    *    (it is empty if bCheckExternalObjects == false)
    * @param mapEqualDefinedVariables the Fib elements that defines
    *    variables and are equal;
    *    map entries:
    *       key: the Fib element of this Fib object that was checked
    *       value: the to the key correspondending Fib element of the
    *          fibObject that was checked and which sets its defined
    *          variables to the same values as the key Fib element
    * @param bCheckExternalObjects if true the external objects of
    *    cExtObject will be compared
    * @return true if this Fib element is equal to the given Fib element,
    *    else false
    */
   virtual bool equalElementInternal( const cFibElement & fibElement,
      map< const cRoot *, const cRoot * > & setEqualRootObjects,
      map< const cFibElement *, const cFibElement * > & mapEqualDefinedVariables,
      const bool bCheckExternalObjects ) const;


   /**
    * This method checks if the given Fib element sets the variable to
    * the same values as this Fib element.
    *
    * @param pVariableOwn a pointer to a defined variable in this Fib element,
    *    it is compared to the equivalent variable pVariable in the given
    *    Fib element fibElement
    * @param fibElement the Fib element, to which this Fib element should be
    *    compared
    * @param pVariable a pointer to a defined variable in the other 
    *    Fib element fibElement
    * @param mapEqualRootObjects the root objects of this object that wher
    *    already checked as equal
    *    map entries:
    *       key: the root-element of this Fib object that was checked
    *       value: the to the key correspondending root-element of the
    *          fibObject that was checked and which is equal to the key
    *       root-element
    *    (it is empty if bCheckExternalObjects == false)
    * @param mapEqualDefinedVariables the Fib elements that defines
    *    variables and are equal;
    *    map entries:
    *       key: the Fib element of this Fib object that was checked
    *       value: the to the key correspondending Fib element of the
    *          fibObject that was checked and which sets its defined
    *          variables to the same values as the key Fib element
    * @param bCheckExternalObjects if true the external objects of
    *    cExtObject will be compared
    * @return true if this Fib element sets the variable to the same
    *    values as this Fib element
    */
   virtual bool equalValuesSetInternal( const cFibVariable * pVariableOwn,
      const cFibElement & fibElement,
      const cFibVariable * pVariable,
      map< const cRoot *, const cRoot * > & setEqualRootObjects,
      map< const cFibElement *, const cFibElement * > & mapEqualDefinedVariables,
      const bool bCheckExternalObjects ) const;


};
}//namespace fib

#endif //___C_FIB_SET_H__