TrkView.cxx

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//--------------------------------------------------------------------------
// File and Version Information:
//      $Id: TrkView.cxx,v 1.1.1.1 2005/04/21 06:01:42 zhangy Exp $
//
//  Description:
//  Class TrkView.
//
// Environment:
//      Software developed for the BaBar Detector at the SLAC B-Factory.
//
// Copyright Infomation;
//  Copyright (C) 2002  Lawrence Berkeley Laboratory
//
// Author(s): Dave Brown 10/25/02
//
//------------------------------------------------------------------------
 
#include "TrkBase/TrkView.h"
 
const unsigned short TrkView::_xyview( 0x1 );
const unsigned short TrkView::_zview( 0x2 );
const unsigned short TrkView::_bothview( 0x3 );
 
TrkView::TrkView( TrkEnums::TrkViewInfo view ) : _view( 0 ) { addView( view ); }
 
TrkView::TrkView( unsigned short& pat ) : _view( ( pat & _bothview ) ) {}
 
TrkView::TrkView( const TrkView& other ) : _view( other._view ) {}
 
TrkView& TrkView::operator=( const TrkView& other ) {
  if ( this != &other ) { _view = other._view; }
  return *this;
}
 
TrkView::~TrkView() {}
 
void TrkView::addView( TrkEnums::TrkViewInfo view ) {
  switch ( view )
  {
  case TrkEnums::noView:
  default: break;
  case TrkEnums::xyView: _view |= _xyview; break;
  case TrkEnums::zView: _view |= _zview; break;
  case TrkEnums::bothView: _view |= _bothview; break;
  }
}
 
TrkEnums::TrkViewInfo TrkView::view() const {
  switch ( _view )
  {
  case 0:
  default: return TrkEnums::noView;
  case _xyview: return TrkEnums::xyView;
  case _zview: return TrkEnums::zView;
  case _bothview: return TrkEnums::bothView;
  }
}
 
bool TrkView::contains( const TrkView& other ) const {
  return ( other.viewData() & _view ) == other.viewData();
}
 
bool TrkView::operator==( const TrkView& other ) const { return other.viewData() == _view; }
 
bool TrkView::operator!=( const TrkView& other ) const { return other.viewData() != _view; }
 
bool TrkView::contains( TrkEnums::TrkViewInfo view ) const {
  TrkView other( view );
  return contains( other );
}