matrix_histogram::get_direction

Source: stream/matrix/Histogram/matrix_histogram__get_direction.pro

 matrix_histogram::get_direction
        Return the direction setting of a matrix histogram.

 Usage:
        dirn = histref -> get_direction()

 Keyword:
        describe        If set then return a string rather than a
                        number.

 History:
        Original: 10/8/00; SJT