Region.hxx

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00001 /*
00002  * Copyright (c) 2004 MUSIC TECHNOLOGY GROUP (MTG)
00003  *                         UNIVERSITAT POMPEU FABRA
00004  *
00005  *
00006  * This program is free software; you can redistribute it and/or modify
00007  * it under the terms of the GNU General Public License as published by
00008  * the Free Software Foundation; either version 2 of the License, or
00009  * (at your option) any later version.
00010  *
00011  * This program is distributed in the hope that it will be useful,
00012  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00013  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014  * GNU General Public License for more details.
00015  *
00016  * You should have received a copy of the GNU General Public License
00017  * along with this program; if not, write to the Free Software
00018  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00019  *
00020  */
00021 
00022 #ifndef __Region_hxx__
00023 #define __Region_hxx__
00024 
00025 #include <list>
00026 
00027 namespace CLAM
00028 {
00029         
00030 class Region
00031 {
00032 public:
00033         typedef std::list<Region*> ReadingRegionsList;
00034         typedef ReadingRegionsList::iterator ReadingRegionsIterator;
00035 
00036         Region();
00037         virtual ~Region();
00038 
00039         const long& Pos() const;
00040         const int& Size() const;
00041         const int& Hop() const;
00042         const int& BeginDistance();
00043 
00044         void Pos( const long & pos );
00045         void Size( const int & size );
00046         void Hop( const int & hop );
00047         void BeginDistance( const int & dist );
00048         
00049         virtual void RemoveProducer(){}
00050         virtual Region* ProducerRegion() = 0;
00051         virtual ReadingRegionsIterator BeginReaders() = 0;
00052         virtual ReadingRegionsIterator EndReaders() = 0;
00053         virtual void RemoveRegion( Region & Region ){}
00054 
00055 protected:
00056         virtual void SizeChanged(const int & newSize) = 0;
00057 
00058 private:
00059         long mPos;
00060         int mSize;
00061         int mHop;
00062         
00064         int mBeginDistance;
00065 };
00066 
00067 } // namespace CLAM
00068 
00069 #endif // __Region_hxx__
00070 
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