MHO_DiFXChannelNameConstructor.hh

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#ifndef MHO_DiFXChannelNameConstructor_HH__
#define MHO_DiFXChannelNameConstructor_HH__
 
#include <map>
#include <sstream>
#include <string>
#include <vector>
 
#include "MHO_JSONHeaderWrapper.hh"
#include "MHO_Message.hh"
#include "MHO_SkyFreqGrid.hh"
 
namespace hops
{
 
class MHO_DiFXChannelNameConstructor
{
    public:
        MHO_DiFXChannelNameConstructor();
        virtual ~MHO_DiFXChannelNameConstructor();
 
        void AddBandLabel(std::string band_label, double freq_low, double freq_high);
 
        void AddChannelNames(mho_json& vex_root);
 
        void SetGlobalSkyFreqGrid(const std::vector< double >& grid_MHz, double tol = MHO_SkyFreqGrid::DEFAULT_TOL_MHZ)
        {
            fGlobalGrid = MHO_SkyFreqGrid(grid_MHz, tol);
            fHasGlobalGrid = true;
        }
 
        void SetScanName(std::string scan_id) { fScanID = scan_id; }
 
    private:
        std::string BandLabelFromSkyFreq(double sky_freq);
 
        struct band_range
        {
                double fLow;
                double fHigh;
                std::string fLabel;
        };
 
        std::vector< band_range > fBandRangeLabels;
        std::string fScanID;
 
        //scan-wide canonical grid (set by SetGlobalSkyFreqGrid); used by AddChannelNames
        //when fHasGlobalGrid is true. When a per-station table has no chan_def on the
        //global grid we temporarily swap in a per-table grid (see AddChannelNames).
        MHO_SkyFreqGrid fGlobalGrid;
        bool fHasGlobalGrid; //true if SetGlobalSkyFreqGrid has been called for this scan
};
 
} // namespace hops
 
#endif