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// Astrophysics Science Division,
// NASA/ Goddard Space Flight Center
// HEASARC
// http://heasarc.gsfc.nasa.gov
// e-mail: ccfits@legacy.gsfc.nasa.gov
//
// Original author: Ben Dorman
// Column
#include "Column.h"
// Table
#include "Table.h"
// ColumnData
#include "ColumnData.h"
// ColumnVectorData
#include "ColumnVectorData.h"
// ColumnCreator
#include "ColumnCreator.h"
#include <stdlib.h>
#include <complex>
using std::complex;
namespace CCfits {
// Class CCfits::ColumnCreator
ColumnCreator::ColumnCreator (Table* p)
: m_parent(p)
{
}
ColumnCreator::~ColumnCreator()
{
}
Column * ColumnCreator::MakeColumn (const int index, const String &name, const String &format, const String &unit, const long repeat, const long width, const String &comment, const int decimals)
{
return 0;
}
Column * ColumnCreator::getColumn (int number, const String& name, const String& format, const String& unit)
{
long repeat=1;
long width=1;
int type=0;
double tscale = 1;
double tzero = 0;
getScaling(number, type, repeat, width, tscale, tzero);
return createColumn(number,ValueType(type),name,format,unit,repeat,width,tscale,tzero);
}
Column * ColumnCreator::createColumn (int number, ValueType type, const String &name, const String &format, const String &unit, long repeat, long width, double scaleFactor, double offset, const String &comment)
{
switch(type)
{
case Tstring:
m_column = new ColumnData<String>(number, name, type, format, unit,
m_parent, 1, width);
break;
case VTushort:
m_column = new ColumnVectorData<unsigned short>(number, name,
type, format,unit, m_parent, repeat);
m_column->zero(USBASE);
m_column->scale(1);
break;
case Tushort:
if (repeat == 1)
{
m_column = new ColumnData<unsigned short>(number, name,
type, format,unit, m_parent);
}
else
{
m_column = new ColumnVectorData<unsigned short>(number, name,
type, format,unit, m_parent, repeat);
}
m_column->zero(USBASE);
m_column->scale(1);
break;
case VTshort:
m_column = new ColumnVectorData<short>(number, name,
type, format,unit, m_parent, repeat);
break;
case Tshort:
if (repeat == 1)
{
m_column = new ColumnData<short>(number, name,
type, format,unit, m_parent);
}
else
{
m_column = new ColumnVectorData<short>(number, name,
type, format,unit, m_parent, repeat);
}
break;
case VTlogical:
m_column = new ColumnVectorData<bool>(number, name,
type, format,unit, m_parent, repeat);
break;
case Tlogical:
if (repeat == 1)
{
m_column = new ColumnData<bool>(number, name,
type, format,unit, m_parent);
}
else
{
m_column = new ColumnVectorData<bool>(number, name,
type, format,unit, m_parent, repeat);
}
break;
case VTbyte:
case VTbit:
m_column = new ColumnVectorData<unsigned char>(number, name,
type, format,unit, m_parent, repeat);
break;
case Tbit:
case Tbyte:
if (repeat == 1)
{
m_column = new ColumnData<unsigned char>(number, name,
type, format,unit, m_parent);
}
else
{
m_column = new ColumnVectorData<unsigned char>(number, name,
type, format,unit, m_parent, repeat);
}
break;
case VTint:
m_column = new ColumnVectorData<int>(number, name,
type, format,unit, m_parent, repeat);
break;
case Tint:
if (repeat == 1)
{
m_column = new ColumnData<int>(number, name,
type, format,unit, m_parent);
}
else
{
m_column = new ColumnVectorData<int>(number, name,
type, format,unit, m_parent, repeat);
}
break;
case VTuint:
m_column = new ColumnVectorData<unsigned int>(number, name,
type, format,unit, m_parent, repeat);
m_column->zero(ULBASE);
m_column->scale(1);
break;
case Tuint:
if (repeat == 1)
{
m_column = new ColumnData<unsigned int>(number, name,
type, format,unit, m_parent);
}
else
{
m_column = new ColumnVectorData<unsigned int>(number, name,
type, format,unit, m_parent, repeat);
}
m_column->zero(ULBASE);
m_column->scale(1);
break;
case VTlong:
m_column = new ColumnVectorData<long>(number, name,
type, format,unit, m_parent, repeat);
break;
case Tlong:
if (repeat == 1)
{
m_column = new ColumnData<long>(number, name,
type, format,unit, m_parent);
}
else
{
m_column = new ColumnVectorData<long>(number, name,
type, format,unit, m_parent, repeat);
}
break;
case VTlonglong:
m_column = new ColumnVectorData<LONGLONG>(number, name,
type, format,unit, m_parent, repeat);
break;
case Tlonglong:
if (repeat == 1)
{
m_column = new ColumnData<LONGLONG>(number, name,
type, format,unit, m_parent);
}
else
{
m_column = new ColumnVectorData<LONGLONG>(number, name,
type, format,unit, m_parent, repeat);
}
break;
case VTulong:
m_column = new ColumnVectorData<unsigned long>(number, name,
type, format,unit, m_parent, repeat);
m_column->zero(ULBASE);
m_column->scale(1);
break;
case Tulong:
if (repeat == 1)
{
m_column = new ColumnData<unsigned long>(number, name,
type, format,unit, m_parent);
}
else
{
m_column = new ColumnVectorData<unsigned long>(number, name,
type, format,unit, m_parent, repeat);
}
m_column->zero(ULBASE);
m_column->scale(1);
break;
case VTfloat:
m_column = new ColumnVectorData<float>(number, name,
type, format,unit, m_parent, repeat);
break;
case Tfloat:
if (repeat == 1)
{
m_column = new ColumnData<float>(number, name,
type, format,unit, m_parent);
}
else
{
m_column = new ColumnVectorData<float>(number, name,
type, format,unit, m_parent, repeat);
}
break;
case VTdouble:
m_column = new ColumnVectorData<double>(number, name,
type, format,unit, m_parent, repeat);
break;
case Tdouble:
if (repeat == 1)
{
m_column = new ColumnData<double>(number, name,
type, format,unit, m_parent);
}
else
{
m_column = new ColumnVectorData<double>(number, name,
type, format,unit, m_parent, repeat);
}
break;
case VTcomplex:
m_column = new ColumnVectorData<complex<float> >(number, name,
type, format,unit, m_parent, repeat);
break;
case Tcomplex:
if (repeat == 1)
{
m_column = new ColumnData<complex<float> >(number, name,
type, format,unit, m_parent);
}
else
{
m_column = new ColumnVectorData<complex<float> >(number, name,
type, format,unit, m_parent, repeat);
}
break;
case VTdblcomplex:
m_column = new ColumnVectorData<complex<double> >(number, name,
type, format,unit, m_parent, repeat);
break;
case Tdblcomplex:
if (repeat == 1)
{
m_column = new ColumnData<complex<double> >(number, name,
type, format,unit, m_parent);
}
else
{
m_column = new ColumnVectorData<complex<double> >(number, name,
type, format,unit, m_parent, repeat);
}
break;
default:
// replace with exception.
throw FitsFatal("Unknown ValueType in ColumnCreator");
}
if ( scaleFactor != 1)
{
m_column->scale(scaleFactor);
m_column->zero(offset);
}
return m_column;
}
void ColumnCreator::getScaling (int index, int& type, long& repeat, long& width, double& tscale, double& tzero)
{
int status (0);
if (fits_get_coltype(m_parent->fitsPointer(), index, &type, &repeat, &width, &status))
{
throw FitsError(status);
}
int absType (std::abs(type)) ;
FITSUtil::auto_array_ptr<char> pKeyname( new char[FLEN_KEYWORD]);
char* keyname = pKeyname.get();
sprintf(keyname, "%s%d",Column::TSCAL().c_str(),index);
bool scalePresent (!fits_read_key(m_parent->fitsPointer(),Tdouble,keyname,&tscale,0,&status));
// reset the status flag if there was no scale factor so cfitsio will not
// propagate the error code.
if (!scalePresent) status = 0;
sprintf(keyname, "%s%d", Column::TZERO().c_str(),index);
fits_read_key(m_parent->fitsPointer(),Tdouble,keyname,&tzero,0,&status);
// if there is no BSCALE key present or BSCALE == 1 ...
if (!scalePresent || scalePresent && tscale == 1)
{
if ( !status )
{
switch (absType)
{
case Tshort:
if (tzero == USBASE)
{
type > 0 ? type = Tushort : type = VTushort ;
}
break;
case Tint:
if (tzero == ULBASE)
{
type > 0 ? type = Tuint : type = VTuint ;
}
break;
case Tlong:
if (tzero == ULBASE)
{
type > 0 ? type = Tulong : type = VTulong ;
}
break;
default:
break;
}
}
}
else // scale present and tmpScale != 1.
{
switch (absType)
{
case Tbit:
case Tbyte:
case Tint:
case Tshort:
type > 0 ? type = Tfloat: type = VTfloat;
break;
case Tlong:
case Tlonglong:
type > 0 ? type = Tdouble: type = VTdouble;
break;
default:
break; // do nothing.
}
}
}
// Additional Declarations
} // namespace CCfits
|
