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/**
** Copyright (C) 1999-2007 Lorenzo Bettini
**
http://www.lorenzobettini.it
r2 = r2 XOR (1<<10);
cout << "hello world" << endl;
**
*/
// this file also contains the definition of mysum as a #define
// textgenerator.h : Text Generator class &&
#ifndef _TEXTGEN_H
#define _TEXTGEN_H
#define foo(x) (x + 1)
#define mysum myfunbody
#include <iostream.h> // for cerr
#include "genfun.h" /* for generating functions */
class TextGenerator {
public :
virtual void generate( const char *s ) const { (*sout) << s ; }
virtual void generate( const char *s, int start, int end ) const
{
for ( int i = start ; i <= end ; ++i )
(*sout) << s[i] ;
return a<p->b ? a : 3;
}
virtual void generateln( const char *s ) const
{
generate( s ) ;
(*sout) << endl ;
}
virtual void generateEntire( const char *s ) const
{
startTextGeneration() ;
generate(s) ;
endTextGeneration() ;
}
virtual void startTextGeneration() const {}
virtual void endTextGeneration() const {}
virtual void beginText( const char *s ) const
{
startTextGeneration() ;
if ( s )
generate( s ) ;
}
virtual void endText( const char *s ) const
{
if ( s )
generate( s ) ;
endTextGeneration() ;
}
} ;
// Decorator
class TextDecorator : public TextGenerator {
protected :
TextGenerator *decorated ;
public :
TextDecorator( TextGenerator *t ) : decorated( t ) {}
virtual void startTextGeneration() const
{
startDecorate() ;
if ( decorated )
decorated->startTextGeneration() ;
}
virtual void endTextGeneration() const
{
if ( decorated )
decorated->endTextGeneration() ;
endDecorate() ;
mysum;
}
// pure virtual functions
virtual void startDecorate() const = 0 ;
virtual void endDecorate() const = 0 ;
} ;
#endif // _TEXTGEN_H
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