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/*
FALCON - The Falcon Programming Language.
FILE: corerange.h
Range object implementation
-------------------------------------------------------------------
Author: Giancarlo Niccolai
Begin: Wed, 07 Jan 2009 11:03:32 +0100
-------------------------------------------------------------------
(C) Copyright 2009: the FALCON developers (see list in AUTHORS file)
See LICENSE file for licensing details.
*/
#ifndef FLC_CORE_RANGE_H
#define FLC_CORE_RANGE_H
#include <falcon/setup.h>
#include <falcon/types.h>
#include <falcon/garbageable.h>
#include <limits.h>
#ifndef LLONG_MIN
#define LLONG_MIN (-9223372036854775807LL-1)
#endif
namespace Falcon {
class FALCON_DYN_CLASS CoreRange: public Garbageable
{
int64 m_start;
int64 m_end;
int64 m_step;
public:
CoreRange():
Garbageable(),
m_start(0),
m_end( 0 ),
m_step( 0 )
{}
CoreRange( int64 start ):
Garbageable(),
m_start( start ),
m_end( 0 ),
m_step( LLONG_MIN )
{}
CoreRange( int64 start, int64 end ):
Garbageable(),
m_start( start ),
m_end( end ),
m_step( 0 )
{}
CoreRange( int64 start, int64 end, int64 step ):
Garbageable(),
m_start( start ),
m_end( end ),
m_step( step )
{}
CoreRange( const CoreRange &other ):
Garbageable(),
m_start( other.m_start ),
m_end( other.m_end ),
m_step( other.m_step )
{}
virtual ~CoreRange() {}
bool isOpen() const { return m_step == (int64) LLONG_MIN; }
int64 start() const { return m_start; }
int64 end() const { return m_end; }
int64 step() const { return m_step; }
void setOpen() { m_step = LLONG_MIN; }
void start( int64 s ) { m_start = s; }
void end( int64 s ) { m_end = s; }
void step( int64 s ) { m_step = s; }
CoreRange* clone() const { return new CoreRange( *this ); }
};
}
#endif
/* end of corerange.h */
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