source: trunk/src/STWeather.cpp@ 844

Last change on this file since 844 was 830, checked in by mar637, 19 years ago

added getEntry to support export for STWriter.

File size: 2.7 KB
Line 
1//
2// C++ Implementation: STWeather
3//
4// Description:
5//
6//
7// Author: Malte Marquarding <asap@atnf.csiro.au>, (C) 2006
8//
9// Copyright: See COPYING file that comes with this distribution
10//
11//
12#include <casa/Exceptions/Error.h>
13#include <tables/Tables/TableDesc.h>
14#include <tables/Tables/SetupNewTab.h>
15#include <tables/Tables/ScaColDesc.h>
16#include <tables/Tables/TableRecord.h>
17#include <tables/Tables/TableParse.h>
18#include <tables/Tables/TableRow.h>
19#include <casa/Containers/RecordField.h>
20
21#include "STWeather.h"
22
23
24using namespace casa;
25
26namespace asap {
27
28const casa::String STWeather::name_ = "WEATHER";
29
30STWeather::STWeather(casa::Table::TableType tt) :
31 STSubTable( name_, tt )
32{
33 setup();
34}
35
36
37STWeather::~STWeather()
38{
39}
40
41void asap::STWeather::setup( )
42{
43 // add to base class table
44 table_.addColumn(ScalarColumnDesc<Float>("TEMPERATURE"));
45 table_.addColumn(ScalarColumnDesc<Float>("PRESSURE"));
46 table_.addColumn(ScalarColumnDesc<Float>("HUMIDITY"));
47 table_.addColumn(ScalarColumnDesc<Float>("WINDSPEED"));
48 table_.addColumn(ScalarColumnDesc<Float>("WINDAZ"));
49
50 // new cached columns
51 temperatureCol_.attach(table_,"TEMPERATURE");
52 pressureCol_.attach(table_,"PRESSURE");
53 humidityCol_.attach(table_,"HUMIDITY");
54 windspeedCol_.attach(table_,"WINDSPEED");
55 windazCol_.attach(table_,"WINDAZ");
56}
57
58uInt STWeather::addEntry( Float temp, Float pressure, Float humidity,
59 Float wspeed, Float waz )
60{
61 /// @todo this is a zero implementation as none of the telescopes
62 /// fills in this information (yet)
63 uInt nrow = table_.nrow();
64 if ( nrow == 0 ) {
65 table_.addRow();
66 TableRow row(table_);
67 TableRecord& rec = row.record();
68 RecordFieldPtr< Float > rfp;
69 rfp.attachToRecord(rec,"TEMPERATURE");
70 *rfp = temp;
71 rfp.attachToRecord(rec,"PRESSURE");
72 *rfp = pressure;
73 rfp.attachToRecord(rec,"HUMIDITY");
74 *rfp = humidity;
75 rfp.attachToRecord(rec,"WINDSPEED");
76 *rfp = wspeed;
77 rfp.attachToRecord(rec,"WINDAZ");
78 *rfp = waz;
79 row.put(table_.nrow()-1, rec);
80 }
81 return 0;
82}
83
84void STWeather::getEntry( Float& temperature, Float& pressure,
85 Float& humidity, Float& windspeed, Float& windaz,
86 uInt id )
87{
88 Table t = table_(table_.col("ID") == Int(id) );
89 if (t.nrow() == 0 ) {
90 throw(AipsError("STWeather::getEntry - id out of range"));
91 }
92 ROTableRow row(t);
93 // get first row - there should only be one matching id
94 const TableRecord& rec = row.get(0);
95 temperature = rec.asFloat("TEMPERATURE");
96 pressure = rec.asDouble("PRESSURE");
97 humidity = rec.asDouble("HUMIDITY");
98 windspeed = rec.asDouble("WINDSPEED");
99 windaz = rec.asDouble("WINDAZ");
100}
101
102}
103
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