Module: ADIWG::Mdtranslator::Readers::Fgdc::HorizontalReference

Defined in:
lib/adiwg/mdtranslator/readers/fgdc/modules/module_horizontalReference.rb

Class Method Summary collapse

Class Method Details

.unpack(xHorizontalRef, hResourceInfo, hResponseObj) ⇒ Object 



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# File 'lib/adiwg/mdtranslator/readers/fgdc/modules/module_horizontalReference.rb', line 20

def self.unpack(xHorizontalRef, hResourceInfo, hResponseObj)

   # horizontal reference 4.1.1 (geograph) - geographic resolution
   xGeographic = xHorizontalRef.xpath('./geograph')
   unless xGeographic.empty?
      hResolution = GeographicResolution.unpack(xGeographic, hResponseObj)
      unless hResolution.nil?
         hResourceInfo[:spatialResolutions] << hResolution
      end
   end

   # horizontal reference 4.1.2 (planar) - planar coordinate system []
   axPlanar = xHorizontalRef.xpath('./planar')
   unless axPlanar.empty?
      axPlanar.each do |xPlanar|
         PlanarReference.unpack(xPlanar, hResourceInfo, hResponseObj)
      end
   end

   # horizontal reference 4.1.3 (local) - local coordinate system
   xLocal = xHorizontalRef.xpath('./local')
   unless xLocal.empty?
      hReferenceSystem = MapLocalSystem.unpack(xLocal, hResponseObj)
      unless hReferenceSystem.nil?
         hResourceInfo[:spatialReferenceSystems] << hReferenceSystem
      end
   end

   # horizontal reference 4.1.4 (geodetic) - parameters for shape of earth
   xGeodetic = xHorizontalRef.xpath('./geodetic')
   unless xGeodetic.empty?
      hReferenceSystem = GeodeticReference.unpack(xHorizontalRef, hResponseObj)
      unless hReferenceSystem.nil?
         hResourceInfo[:spatialReferenceSystems] << hReferenceSystem
      end
   end

   return hResourceInfo

end