SkySubScale.hxx

Go to the documentation of this file.

//-----------------------------------------------------------------------------
// CVS: $Revision: 4785 $, $Date: 2008-05-20 14:19:36 +0100 (Tue, 20 May 2008) $, $Author: RossCollins $
//-----------------------------------------------------------------------------
#ifndef SKYSUBSCALE_HXX
#define SKYSUBSCALE_HXX

#include <string>

#include "Constants.h"
#include "DataMethod.hxx"
#include "Logger.h"
//-----------------------------------------------------------------------------
template<typename DataType>
class SkySubScale : public DataMethod<DataType>
{
public:
  SkySubScale() { DataMethod<DataType>::methodName = "SkySubScale"; }

  virtual ~SkySubScale() { }

  //---------------------------------------------------------------------------
  void setSource(IntMap& aTblMap, IntMap& aColMap, StringMap aUnits)
  {
    mSourceCol = aColMap[0];
    if (mSourceCol < 0)
    {
      throw DataMethodException("SkySubScale method. Couldn't source");
    }
  }
  //---------------------------------------------------------------------------
  void setTarget(IntMap& aColMap, StringMap aUnits)
  {
    mTargetCol = aColMap[0];
  }
  //---------------------------------------------------------------------------
  void doit(TableData<DataType>& aData, int aFirstRow, int aLastRow)
  {
    for (int row = aFirstRow; row < aLastRow; ++row)
    {
      std::string keyStr;
      aData.value(mSourceCol, row, keyStr);

      if (keyStr.length() > 0)
      {
        int begin = keyStr.rfind("scale factor ")+13;
        int end = keyStr.rfind("'");
        std::string scaleStr = keyStr.substr(begin, end - begin);
        double scaleFactor = DefaultValues::realdef;
        convertType(scaleStr, scaleFactor);
        aData.assign(mTargetCol, row, scaleFactor);
      }
      else
      {
        Logger log;
        log.addMessage("No skySubScale available.");
      }
    } // end loop over rows
  }

  // No data from raw data included
  void doit2(TableData<DataType>& rawData, TableData<DataType>& data, int row1, int row2) { }
  //---------------------------------------------------------------------------
private:
    int mSourceCol;
    int mTargetCol;
};
//-----------------------------------------------------------------------------
#endif
//-----------------------------------------------------------------------------
// Change log:
//
//  6-Jan-2006, ETWS: Original version.
//  6-Mar-2006,  RSC: Fixed bug whereby a zero value is assigned when the FITS
//                    keyword is missing.
//  7-Apr-2008, ETWS: Upgraded to use new detection table layout.