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# frozen_string_literal: true
require 'json'
module OGR
module SpatialReferenceExtensions
# @param unit_label [Symbol, String] Must match one of the known angular
# unit types from FFI::GDAL::SRS_UA. Since there are only two, pick either
# :radian or :degree.
# @raise [NameError] If the +unit_label+ isn't of a known type.
def angular_units=(unit_label)
unit_name = unit_label.to_s.upcase
unit_label = self.class.const_get("#{unit_name}_LABEL".to_sym)
unit_value = self.class.const_get("RADIAN_TO_#{unit_name}".to_sym)
set_angular_units(unit_label, unit_value)
rescue NameError
raise NameError, "Param must be a known angular unit type: #{unit_label}"
end
# @param unit_label [Symbol, String] Must match one of the known linear
# unit types from FFI::GDAL::SRS_UL. I.e. :us_foot.
# @raise [NameError] If the +unit_label+ isn't of a known type.
def linear_units=(unit_label)
unit_name = unit_label.to_s.upcase
unit_label = self.class.const_get("#{unit_name}_LABEL".to_sym)
unit_value = self.class.const_get("METER_TO_#{unit_name}".to_sym)
set_linear_units(unit_label, unit_value)
rescue NameError
raise NameError, "Param must be a known linear unit type: #{unit_label}"
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems