68 lines
1.7 KiB
C++
68 lines
1.7 KiB
C++
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
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//-----------------------------------------------------------------------------
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// eoMonOpFactory.h
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// (c) GeNeura Team, 1998
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//-----------------------------------------------------------------------------
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#ifndef _EOMONOPFACTORY_H
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#define _EOMONOPFACTORY_H
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#include <eoFactory.h>
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#include <eoDup.h>
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#include <eoKill.h>
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#include <eoTranspose.h>
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//-----------------------------------------------------------------------------
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/** EO Factory. An instance of the factory class to create monary operators.
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@see eoSelect*/
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template< class EOT>
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class eoMonOpFactory: public eoFactory< eoMonOp<EOT> > {
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public:
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/// @name ctors and dtors
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//{@
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/// constructor
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eoMonOpFactory( ) {}
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/// destructor
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virtual ~eoMonOpFactory() {}
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//@}
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/** Another factory method: creates an object from an istream, reading from
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it whatever is needed to create the object. Usually, the format for the istream will be\\
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objectType parameter1 parameter2 ... parametern\\
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*/
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virtual eoMonOp<EOT>* make(istream& _is) {
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eoMonOp<EOT> * opPtr;
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string objectTypeStr;
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_is >> objectTypeStr;
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if ( objectTypeStr == "eoDup") {
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opPtr = new eoDup<EOT>();
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}
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if ( objectTypeStr == "eoKill" ) {
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opPtr = new eoKill<EOT>( );
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}
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if ( objectTypeStr == "eoTranspose" ) {
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opPtr = new eoTranspose<EOT>( );
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}
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if ( !opPtr ) {
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throw runtime_error( "Incorrect selector type" );
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}
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return opPtr;
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}
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///@name eoObject methods
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//@{
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void printOn( ostream& _os ) const {};
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void readFrom( istream& _is ){};
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/** className is inherited */
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//@}
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};
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#endif _EOFACTORY_H
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