Class: OGR::MultiPolygon

Inherits:
Geometry show all
Defined in:
lib/ffi-ogr/multi_polygon.rb

Instance Attribute Summary

Attributes inherited from Geometry

#ptr

Class Method Summary collapse

Methods inherited from Geometry

#add_geometry, #add_geometry_directly, #add_point, create_empty, #flatten, #free, from_geojson, #get_area, #get_boundary, #get_envelope, #get_geometry_type, #get_length, #get_spatial_ref, #initialize, #is_3d?, release, #set_point, #to_geojson, #to_gml, #to_kml, #transform

Constructor Details

This class inherits a constructor from OGR::Geometry

Class Method Details

.create(polygons) ⇒ Object


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# File 'lib/ffi-ogr/multi_polygon.rb', line 3

def self.create(polygons)
  multi_polygon = OGR::Tools.cast_geometry(FFIOGR.OGR_G_CreateGeometry(:multi_polygon))

  polygons.each do |polygon|
    poly = OGR::Polygon.create(polygon)
    multi_polygon.add_geometry(poly)
  end

  multi_polygon
end