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C:/temp/src/j2k/nto/bak2/PositionTracker.cpp

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#ifndef __J2K__PositionTracker_CPP__
#define __J2K__PositionTracker_CPP__

#include <j2k/nto/PositionTracker.hpp>
#include <j2k/nto/FileReader.hpp>
#include <j2k/nto/Track.hpp>

PositionTracker::PositionTracker( const char* n = "circle.trk" )
{
  reader = new FileReader( n );
  reader->load();
  reader->find();
  track = reader->getTracks(); // Will be deleted by FileReader
  size  = reader->getSize();
  
  track_init_t init = reader->getInit();

  start_bit = init.start_bit;
    end_bit = init.end_bit;

  assert( size == end_bit+1 );
}


PositionTracker::~PositionTracker()
{
  track = NULL;
  if ( reader ) delete reader;
}

long PositionTracker::getLeft( size_t track_id, size_t index  ) const
{
  assert( track_id >= start_bit );
  assert( track_id <=   end_bit );
  return track[ track_id ]->getLeft( index );
}

long PositionTracker::getRight( size_t track_id, size_t index ) const
{
  assert( track_id >= start_bit );
  assert( track_id <=   end_bit );
  return track[ track_id ]->getRight( index );
}

long PositionTracker::getLeftEmpty( size_t track_id ) const
{
  assert( track_id >= start_bit );
  assert( track_id <=   end_bit );
  return track[ track_id ]->getLeftEmpty( track );
}

long PositionTracker::getRightEmpty( size_t track_id ) const
{
  assert( track_id >= start_bit );
  assert( track_id <=   end_bit );
  return track[ track_id ]->getLeftEmpty( track );
}


Track* PositionTracker::getTrack( size_t track_id )
{
  assert( track_id >= start_bit );
  assert( track_id <=   end_bit );
  return track[ track_id ];
}

#endif

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