GribRecordSet.h

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/***************************************************************************
 *   Copyright (C) 2010 by David S. Register                               *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,  USA.         *
 ***************************************************************************/
#include "GribRecord.h"
 
// These are indexes into the array
enum {
  Idx_WIND_VX,        
  Idx_WIND_VX850,     
  Idx_WIND_VX700,     
  Idx_WIND_VX500,     
  Idx_WIND_VX300,     
  Idx_WIND_VY,        
  Idx_WIND_VY850,     
  Idx_WIND_VY700,     
  Idx_WIND_VY500,     
  Idx_WIND_VY300,     
  Idx_WIND_GUST,      
  Idx_PRESSURE,       
  Idx_HTSIGW,         
  Idx_WVDIR,          
  Idx_WVPER,          
  Idx_SEACURRENT_VX,  
  Idx_SEACURRENT_VY,  
  Idx_PRECIP_TOT,     
  Idx_CLOUD_TOT,      
  Idx_AIR_TEMP,       
  Idx_AIR_TEMP850,    
  Idx_AIR_TEMP700,    
  Idx_AIR_TEMP500,    
  Idx_AIR_TEMP300,    
  Idx_SEA_TEMP,       
  Idx_CAPE,           
  Idx_COMP_REFL,      
  Idx_HUMID_RE,       
  Idx_HUMID_RE850,    
  Idx_HUMID_RE700,    
  Idx_HUMID_RE500,    
  Idx_HUMID_RE300,    
  Idx_GEOP_HGT,       
  Idx_GEOP_HGT850,    
  Idx_GEOP_HGT700,    
  Idx_GEOP_HGT500,    
  Idx_GEOP_HGT300,    
  Idx_COUNT           
};
 
class GribRecordSet {
public:
  GribRecordSet(unsigned int id) : m_Reference_Time(-1), m_ID(id) {
    for (int i = 0; i < Idx_COUNT; i++) {
      m_GribRecordPtrArray[i] = 0;
      m_GribRecordUnref[i] = false;
    }
  }
 
  virtual ~GribRecordSet() { RemoveGribRecords(); }
 
  void SetUnRefGribRecord(int i, GribRecord *pGR) {
    assert(i >= 0 && i < Idx_COUNT);
    if (m_GribRecordUnref[i] == true) {
      delete m_GribRecordPtrArray[i];
    }
    m_GribRecordPtrArray[i] = pGR;
    m_GribRecordUnref[i] = true;
  }
 
  void RemoveGribRecords() {
    for (int i = 0; i < Idx_COUNT; i++) {
      if (m_GribRecordUnref[i] == true) {
        delete m_GribRecordPtrArray[i];
      }
    }
  }
 
  time_t m_Reference_Time;
  unsigned int m_ID;
 
  GribRecord *m_GribRecordPtrArray[Idx_COUNT];
 
private:
  // grib records files are stored and owned by reader mapGribRecords
  // interpolated grib are not, keep track of them
  bool m_GribRecordUnref[Idx_COUNT];
};