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svector.h
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svector.h
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#ifndef __svector_H
#define __svector_H
/*
* Copyright (c) 1999 Stephen Williams (steve@icarus.com)
*
* This source code is free software; you can redistribute it
* and/or modify it in source code form under the terms of the GNU
* General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option)
* any later version. In order to redistribute the software in
* binary form, you will need a Picture Elements Binary Software
* License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT) && !defined(macintosh)
#ident "$Id: svector.h,v 1.5 2000/02/23 02:56:55 steve Exp $"
#endif
# include <assert.h>
/*
* This is a way simplified vector class that cannot grow or shrink,
* and is really only able to handle values. It is intended to be
* lighter weight then the STL list class.
*/
template <class TYPE> class svector {
public:
explicit svector() : nitems_(0), items_(0) { }
explicit svector(unsigned size) : nitems_(size), items_(new TYPE[size])
{ for (unsigned idx = 0 ; idx < size ; idx += 1)
items_[idx] = 0;
}
svector(const svector<TYPE>&that)
: nitems_(that.nitems_), items_(new TYPE[nitems_])
{ for (unsigned idx = 0 ; idx < that.nitems_ ; idx += 1)
items_[idx] = that[idx];
}
svector(const svector<TYPE>&l, const svector<TYPE>&r)
: nitems_(l.nitems_ + r.nitems_), items_(new TYPE[nitems_])
{ for (unsigned idx = 0 ; idx < l.nitems_ ; idx += 1)
items_[idx] = l[idx];
for (unsigned idx = 0 ; idx < r.nitems_ ; idx += 1)
items_[l.nitems_+idx] = r[idx];
}
svector(const svector<TYPE>&l, TYPE r)
: nitems_(l.nitems_ + 1), items_(new TYPE[nitems_])
{ for (unsigned idx = 0 ; idx < l.nitems_ ; idx += 1)
items_[idx] = l[idx];
items_[nitems_-1] = r;
}
~svector() { delete[]items_; }
svector<TYPE>& operator= (const svector<TYPE>&that)
{ if (&that == this) return *this;
delete[]items_;
nitems_ = that.nitems_;
items_ = new TYPE[nitems_];
for (unsigned idx = 0 ; idx < nitems_ ; idx += 1) {
items_[idx] = that.items_[idx];
}
return *this;
}
unsigned count() const { return nitems_; }
TYPE&operator[] (unsigned idx)
{ assert(idx < nitems_);
return items_[idx];
}
TYPE operator[] (unsigned idx) const
{ assert(idx < nitems_);
return items_[idx];
}
private:
unsigned nitems_;
TYPE* items_;
};
/*
* $Log: svector.h,v $
* Revision 1.5 2000/02/23 02:56:55 steve
* Macintosh compilers do not support ident.
*
* Revision 1.4 1999/06/15 03:44:53 steve
* Get rid of the STL vector template.
*
* Revision 1.3 1999/05/06 04:37:17 steve
* Get rid of list<lgate> types.
*
* Revision 1.2 1999/05/01 02:57:53 steve
* Handle much more complex event expressions.
*
* Revision 1.1 1999/04/29 02:16:26 steve
* Parse OR of event expressions.
*
*/
#endif