Class: MapnikLegendary::Part

Inherits:
Object
  • Object
show all
Defined in:
lib/mapnik_legendary/part.rb

Overview

A part is a combination of tags, geometry and layers.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(h, zoom, map, extra_tags) ⇒ Part

Returns a new instance of Part.



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# File 'lib/mapnik_legendary/part.rb', line 11

def initialize(h, zoom, map, extra_tags)
  @tags = Tags.merge_nulls(h['tags'], extra_tags)
  @geom = Geometry.new(h['type'], zoom, map)
  if h['layer']
    @layers = [h['layer']]
  else
    @layers = h['layers']
  end
end

Instance Attribute Details

#geom ⇒ Object (readonly)

Returns the value of attribute geom.



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# File 'lib/mapnik_legendary/part.rb', line 9

def geom
  @geom
end

#layers ⇒ Object (readonly)

Returns the value of attribute layers.



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# File 'lib/mapnik_legendary/part.rb', line 9

def layers
  @layers
end

#tags ⇒ Object (readonly)

Returns the value of attribute tags.



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# File 'lib/mapnik_legendary/part.rb', line 9

def tags
  @tags
end

Instance Method Details

#to_csv ⇒ Object 



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# File 'lib/mapnik_legendary/part.rb', line 21

def to_csv
  csv = ''
  csv << @tags.keys.push('wkt').join(',') + "\n"
  csv << @tags.values.push(@geom.to_csv).join(',') + "\n"
end