source: trunk/FACT++/src/FactFits.h @ 10365

Last change on this file since 10365 was 10365, checked in by lyard, 10 years ago
Moved from FactFits to Fits
File size: 2.5 KB
Line 
1#ifndef FITS_H_
2#define FITS_H_
3
4#include <CCfits/CCfits>
5#include <vector>
6#include <iostream>
7
8#include "Description.h"
9
10using namespace CCfits;
11
12class Fits
13{
14        private:
15                ///The CCfits object to the FITS file
16                FITS* fFile;
17                ///The CCfits Table
18                Table* fTable;
19                ///The current number of Rows in the table
20                int fNumRows;
21                ///Name of the "standard", i.e. data found in every fits file
22                ///TODO make these variable static so that they are shared by every object.
23                ///TODO add also a static boolean to initialize these only once
24                std::vector<Description> fStandardColDesc;
25                ///Format of the standard columns.
26                std::vector<std::string> fStandardFormats;
27                ///the pointers to the standard variables
28                std::vector<void*> fStandardPointers;
29                ///the number of bytes taken by each standard variable
30                std::vector<int> fStandardNumBytes;
31                ///the vector of data column names
32                std::vector<Description> fDataColDesc;
33                ///the data format of the data columns
34                std::vector<std::string> fDataFormats;
35                ///the pointer to the contiguous memory location where the data is stored (i.e. the dim data pointer)
36                void* fDataPointer;
37                ///the size of the data, in bytes.
38                int fDataNumBytes;
39                ///the copy buffer. Required to put the standard and data variable in contguous memory
40                unsigned char* fCopyBuffer;
41                ///the total number of bytes per FITS row
42                int fTotalNumBytes;
43                ///to keep track of the time of the latest written entry (to update the header when closing the file)
44                double fEndMjD;
45                ///Write the FITS header keys
46                void WriteHeaderKeys();
47               
48        public:
49               
50                Fits() : fFile(NULL), 
51                                         fTable(NULL), 
52                                         fNumRows(0), 
53                                         fDataPointer(NULL), 
54                                         fDataNumBytes(0), 
55                                         fCopyBuffer(NULL), 
56                                         fTotalNumBytes(0),
57                                         fEndMjD(0.0)
58                 {}
59               
60                virtual ~Fits() 
61                {
62                        if (IsOpen())
63                                Close();
64                }
65                ///returns wether or not the file is currently open or not
66                bool IsOpen() {return fFile != NULL;}
67               
68                ///Adds a column that exists in all FITS files
69                void AddStandardColumn(Description& desc, std::string dataFormat, void* dataPointer, long unsigned int numDataBytes);
70               
71                ///Adds columns specific to the service being logged.
72                void InitDataColumns(std::vector<Description> desc, std::vector<std::string>& dataFormat, void* dataPointer, int numDataBytes);
73
74                ///Opens a FITS file
75                void Open(const std::string& fileName, const std::string& tableName);
76
77                ///Write one line of data. Use the given converter.
78                void Write(Converter* conv);
79               
80                ///Close the currently opened file.
81                void Close();
82
83};//Fits
84
85#endif /*FITS_H_*/
86
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