141 lines
4.1 KiB
C++
141 lines
4.1 KiB
C++
#ifndef __svector_H
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#define __svector_H
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/*
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* Copyright (c) 1999 Stephen Williams (steve@icarus.com)
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*
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* This source code is free software; you can redistribute it
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* and/or modify it in source code form under the terms of the GNU
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* General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option)
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* any later version. In order to redistribute the software in
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* binary form, you will need a Picture Elements Binary Software
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* License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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*/
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#ifdef HAVE_CVS_IDENT
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#ident "$Id: svector.h,v 1.9 2003/07/23 02:35:44 steve Exp $"
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#endif
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# include "config.h"
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# include <string>
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# include <assert.h>
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/*
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* This is a way simplified vector class that cannot grow or shrink,
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* and is really only able to handle values. It is intended to be
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* lighter weight then the STL list class.
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*/
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template <class TYPE> class svector {
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public:
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explicit svector() : nitems_(0), items_(0) { }
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explicit svector(unsigned size) : nitems_(size), items_(new TYPE[size])
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{ for (unsigned idx = 0 ; idx < size ; idx += 1)
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items_[idx] = 0;
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}
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svector(const svector<TYPE>&that)
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: nitems_(that.nitems_), items_(new TYPE[nitems_])
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{ for (unsigned idx = 0 ; idx < that.nitems_ ; idx += 1)
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items_[idx] = that[idx];
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}
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svector(const svector<TYPE>&l, const svector<TYPE>&r)
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: nitems_(l.nitems_ + r.nitems_), items_(new TYPE[nitems_])
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{ for (unsigned idx = 0 ; idx < l.nitems_ ; idx += 1)
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items_[idx] = l[idx];
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for (unsigned idx = 0 ; idx < r.nitems_ ; idx += 1)
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items_[l.nitems_+idx] = r[idx];
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}
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svector(const svector<TYPE>&l, TYPE r)
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: nitems_(l.nitems_ + 1), items_(new TYPE[nitems_])
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{ for (unsigned idx = 0 ; idx < l.nitems_ ; idx += 1)
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items_[idx] = l[idx];
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items_[nitems_-1] = r;
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}
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~svector() { delete[]items_; }
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svector<TYPE>& operator= (const svector<TYPE>&that)
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{ if (&that == this) return *this;
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delete[]items_;
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nitems_ = that.nitems_;
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items_ = new TYPE[nitems_];
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for (unsigned idx = 0 ; idx < nitems_ ; idx += 1) {
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items_[idx] = that.items_[idx];
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}
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return *this;
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}
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unsigned count() const { return nitems_; }
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TYPE&operator[] (unsigned idx)
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{ assert(idx < nitems_);
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return items_[idx];
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}
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TYPE operator[] (unsigned idx) const
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{ assert(idx < nitems_);
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return items_[idx];
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}
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private:
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unsigned nitems_;
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TYPE* items_;
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};
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/*
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* Override the implementation of the above template for the string
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* type parameter. The initialization to nil works different here.
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*/
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inline svector<string>::svector<string>(unsigned size)
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: nitems_(size), items_(new string[size])
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{
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}
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/*
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* $Log: svector.h,v $
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* Revision 1.9 2003/07/23 02:35:44 steve
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* Inline the svector<string> constructor.
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*
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* Revision 1.8 2003/07/16 00:54:07 steve
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* Needs the config.h header.
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*
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* Revision 1.7 2003/07/15 05:07:13 steve
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* Move PUdp constructor into compiled file.
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*
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* Revision 1.6 2002/08/12 01:35:00 steve
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* conditional ident string using autoconfig.
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*
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* Revision 1.5 2000/02/23 02:56:55 steve
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* Macintosh compilers do not support ident.
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*
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* Revision 1.4 1999/06/15 03:44:53 steve
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* Get rid of the STL vector template.
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*
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* Revision 1.3 1999/05/06 04:37:17 steve
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* Get rid of list<lgate> types.
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*
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* Revision 1.2 1999/05/01 02:57:53 steve
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* Handle much more complex event expressions.
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*
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* Revision 1.1 1999/04/29 02:16:26 steve
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* Parse OR of event expressions.
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*
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*/
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#endif
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