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ElementAbstract Class Reference

#include <abstract.h>

Inheritance diagram for ElementAbstract:

List of all members.

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Detailed Description

Abstract element base class, a technicality.

The element class of \Ref{FieldAbstract}. This element has no knowledge of the field to which it belongs. All operations and functions requiring knolwedge of the field, such as addition and other arithmetic operations, are supplied by the field and not the element class.

Public Methods
virtual ElementAbstract *	clone (void) const=0
virtual ElementAbstract &	operator= (const ElementAbstract &x)=0
virtual	~ElementAbstract (void)
Protected Methods
	ElementAbstract (void)

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Constructor & Destructor Documentation

virtual ~ElementAbstract (  void    )  [inline, virtual]

Destructor.

ElementAbstract (  void    )  [inline, protected]

Default Constructor. Required by derived classes, but protected because this class should never be constructed by itself.

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Member Function Documentation

virtual ElementAbstract* clone (  void    )  const [pure virtual]

Virtual copy constructor. Required because constructors cannot be virtual. Passes construction on to derived classes. Purely virtual. Returns: pointer to new ElementAbstract object in dynamic memory. Implemented in ElementEnvelope.

virtual ElementAbstract& operator= (  const ElementAbstract &    x )  [pure virtual]

Assignment operator. Purely virtual. Parameters: x  constant reference to ElementAbstract object Returns: reference to self Implemented in ElementEnvelope.

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