1 /******************************************************************************
2  *
3  * Project:  OpenCPN
4  * Purpose:  GRIB Plugin Friends
5  * Author:   David Register
6  *
7  ***************************************************************************
8  *   Copyright (C) 2010 by David S. Register   *
9  *                                                                         *
10  *   This program is free software; you can redistribute it and/or modify  *
11  *   it under the terms of the GNU General Public License as published by  *
12  *   the Free Software Foundation; either version 2 of the License, or     *
13  *   (at your option) any later version.                                   *
14  *                                                                         *
15  *   This program is distributed in the hope that it will be useful,       *
16  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
17  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
18  *   GNU General Public License for more details.                          *
19  *                                                                         *
20  *   You should have received a copy of the GNU General Public License     *
21  *   along with this program; if not, write to the                         *
22  *   Free Software Foundation, Inc.,                                       *
23  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,  USA.         *
24  ***************************************************************************
25  */
26 
27 #include "GribRecord.h"
28 
29     // These are indexes into the array
30 enum { Idx_WIND_VX, Idx_WIND_VX850, Idx_WIND_VX700, Idx_WIND_VX500, Idx_WIND_VX300,
31     Idx_WIND_VY, Idx_WIND_VY850, Idx_WIND_VY700, Idx_WIND_VY500, Idx_WIND_VY300,
32     Idx_WIND_GUST, Idx_PRESSURE, Idx_HTSIGW, Idx_WVDIR, Idx_WVPER,
33     Idx_SEACURRENT_VX, Idx_SEACURRENT_VY, Idx_PRECIP_TOT, Idx_CLOUD_TOT,
34     Idx_AIR_TEMP, Idx_AIR_TEMP850, Idx_AIR_TEMP700, Idx_AIR_TEMP500, Idx_AIR_TEMP300,
35     Idx_SEA_TEMP, Idx_CAPE, Idx_COMP_REFL,
36     Idx_HUMID_RE, Idx_HUMID_RE850, Idx_HUMID_RE700, Idx_HUMID_RE500, Idx_HUMID_RE300,
37     Idx_GEOP_HGT,Idx_GEOP_HGT850, Idx_GEOP_HGT700, Idx_GEOP_HGT500, Idx_GEOP_HGT300,
38     Idx_COUNT };
39 
40 class GribRecordSet {
41 public:
GribRecordSet(unsigned int id)42     GribRecordSet(unsigned int id) : m_Reference_Time(-1), m_ID(id) {
43         for(int i=0; i<Idx_COUNT; i++) {
44             m_GribRecordPtrArray[i] = 0;
45             m_GribRecordUnref[i] = false;
46         }
47     }
48 
~GribRecordSet()49     virtual ~GribRecordSet()
50     {
51          RemoveGribRecords();
52     }
53 
54     /* copy and paste by plugins, keep functions in header */
SetUnRefGribRecord(int i,GribRecord * pGR)55     void SetUnRefGribRecord(int i, GribRecord *pGR ) {
56         assert (i >= 0 && i < Idx_COUNT);
57         if (m_GribRecordUnref[i] == true) {
58             delete m_GribRecordPtrArray[i];
59         }
60         m_GribRecordPtrArray[i] = pGR;
61         m_GribRecordUnref[i] = true;
62     }
63 
RemoveGribRecords()64     void RemoveGribRecords( ) {
65         for(int i=0; i<Idx_COUNT; i++) {
66             if (m_GribRecordUnref[i] == true) {
67                 delete m_GribRecordPtrArray[i];
68             }
69         }
70     }
71 
72     time_t m_Reference_Time;
73     unsigned int m_ID;
74 
75     GribRecord *m_GribRecordPtrArray[Idx_COUNT];
76 private:
77     // grib records files are stored and owned by reader mapGribRecords
78     // interpolated grib are not, keep track of them
79     bool        m_GribRecordUnref[Idx_COUNT];
80 };
81