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108 lines
2.6 KiB
108 lines
2.6 KiB
// KDat - a tar-based DAT archiver
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// Copyright (C) 1998-2000 Sean Vyain, svyain@mail.tds.net
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// Copyright (C) 2001-2002 Lawrence Widman, kdat@cardiothink.com
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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#ifndef _Range_h_
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#define _Range_h_
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#include <tqptrlist.h>
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/**
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* @short This class represents a range of tar records.
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*/
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class Range {
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int _start;
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int _end;
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public:
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/**
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* Create a new range.
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*
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* @param start The first tar record in the range.
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* @param end The last tar record in the range.
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*/
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Range( int start = 0, int end = 0 );
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/**
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* Get the first tar record in this range.
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*
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* @return The starting tar record.
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*/
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int getStart();
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/**
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* Get the last tar record in this range.
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*
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* @return The ending tar record.
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*/
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int getEnd();
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/**
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* Set the first tar record in this range.
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*
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* @param start The starting tar record.
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*/
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void setStart( int start );
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/**
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* Set the last tar record in this range.
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*
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* @param end The ending tar record.
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*/
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void setEnd( int end );
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};
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/**
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* A simple list of Ranges.
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*/
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class RangeList {
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TQPtrList<Range> _ranges;
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public:
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/**
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* Create an empty list of ranges.
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*/
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RangeList();
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/**
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* Destroy each range in the list.
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*/
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~RangeList();
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/**
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* Get the simplified list of ranges.
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*
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* @return The list of ranges.
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*/
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const TQPtrList<Range>& getRanges() const;
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/**
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* Intelligently add the given range to the list of ranges. If possible,
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* the new range is merged with one (or two) of the existing ranges in
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* the list. Otherwise, a new range is added to the list.
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*
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* @param start The starting tar record.
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* @param end The ending tar record.
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*/
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void addRange( int start, int end );
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/**
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* Erase the list of ranges.
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*/
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void clear();
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};
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#endif
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