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- /* Range.c -- implementation of NIHCL class Range
-
- THIS SOFTWARE FITS THE DESCRIPTION IN THE U.S. COPYRIGHT ACT OF A
- "UNITED STATES GOVERNMENT WORK". IT WAS WRITTEN AS A PART OF THE
- AUTHOR'S OFFICIAL DUTIES AS A GOVERNMENT EMPLOYEE. THIS MEANS IT
- CANNOT BE COPYRIGHTED. THIS SOFTWARE IS FREELY AVAILABLE TO THE
- PUBLIC FOR USE WITHOUT A COPYRIGHT NOTICE, AND THERE ARE NO
- RESTRICTIONS ON ITS USE, NOW OR SUBSEQUENTLY.
-
- Author:
- C. J. Eppich
- Computer Systems Laboratory
- Division of Computer Research and Technology
- National Institutes of Health
- Bethesda, Maryland 20892
- Phone: (301) 496-5361
- uucp: uunet!nih-csl!kgorlen
- Internet: kgorlen@alw.nih.gov
- September, 1987
-
- Function:
-
- Class Range implements an ordered pair of ints that can be used to indicate
- a segment of some array (possibly a character string or vector).
-
- $Log: Range.c,v $
- * Revision 3.0 90/05/20 00:20:55 kgorlen
- * Release for 1st edition.
- *
- */
-
- #include "Range.h"
- #include "nihclIO.h"
-
- #define THIS Range
- #define BASE Object
- #define BASE_CLASSES BASE::desc()
- #define MEMBER_CLASSES
- #define VIRTUAL_BASE_CLASSES Object::desc()
-
- DEFINE_CLASS(Range,1,"$Header: /afs/alw.nih.gov/unix/sun4_40c/usr/local/src/nihcl-3.0/share/lib/RCS/Range.c,v 3.0 90/05/20 00:20:55 kgorlen Rel $",NULL,NULL);
-
- //======= Protected member functions:
-
- Range::Range(OIOin& strm)
- : BASE(strm)
- {
- strm >> first >> len;
- }
-
- void Range::storer(OIOout& strm) const
- {
- BASE::storer(strm);
- strm << first << len;
- }
-
- Range::Range(OIOifd& fd)
- : BASE(fd)
- {
- fd >> first >> len;
- }
-
- void Range::storer(OIOofd& fd) const
- {
- BASE::storer(fd);
- fd << first << len;
- }
-
-
- //======= Public member functions:
-
- void Range::deepenShallowCopy() {}
-
- unsigned Range::hash() const
- {
- return (first^len);
- }
-
- bool Range::isEqual(const Object& p) const
- // Test two objects for equality
- {
- return p.isSpecies(classDesc) && *this==castdown(p);
- }
-
- void Range::printOn(ostream& strm) const
- {
- strm << first << ':' << len;
- }
-
- const Class* Range::species() const
- // Return a pointer to the descriptor of the species of this class
- {
- return Range::desc();
- }
-
- int Range::compare(const Object&) const
- {
- shouldNotImplement("compare");
- return 0;
- }
-