source: sasview/Invariant/invariant_mapper.py @ 3e41f43

"""
This module is a wrapper to a map function. It allows to loop through 
different invariant objects to call the same function
"""

class InvariantMapper:
    """
    Wrapper for invariant module for map interface
    """
    def __init__(self):
        """
        Initialize the wrapper
        """
    def get_qstar(self, inv, extrapolation=None):
        """
        Get invariant value (Q*)
        """
        return inv.get_qstar(extrapolation)
    
    def get_qstar_with_error(self, inv, extrapolation=None):
        """
        Get invariant value with uncertainty
        """
        return inv.get_qstar_with_error(extrapolation)
    
    def get_volume_fraction(self, inv, contrast, extrapolation=None):
        """
        Get volume fraction
        """
        return inv.get_volume_fraction(contrast, extrapolation)
    
    def get_volume_fraction_with_error(self, inv, contrast, extrapolation=None):
        """
        Get volume fraction with uncertainty
        """
        return inv.get_volume_fraction_with_error(contrast,
                                                        extrapolation)
    
    def get_surface(self, inv, contrast, porod_const, extrapolation=None):
        """
        Get surface with uncertainty
        """
        return inv.get_surface(contrast=contrast,
                                          porod_const=porod_const,
                                          extrapolation=extrapolation)
    
    def get_surface_with_error(self, inv, contrast, 
                               porod_const, extrapolation=None):
        """
        Get surface with uncertainty
        """
        return inv.get_surface_with_error(contrast=contrast,
                                          porod_const=porod_const,
                                          extrapolation=extrapolation)