Class: LayersOfLondon::Booth::MapTool::Configuration

Inherits:
Object
  • Object
show all
Defined in:
lib/layers_of_london/booth/map_tool.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#north_west_extent ⇒ Object

Returns the value of attribute north_west_extent.



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# File 'lib/layers_of_london/booth/map_tool.rb', line 18

def north_west_extent
  @north_west_extent
end

#south_east_extent ⇒ Object

Returns the value of attribute south_east_extent.



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# File 'lib/layers_of_london/booth/map_tool.rb', line 18

def south_east_extent
  @south_east_extent
end

#square_size ⇒ Object

Returns the value of attribute square_size.



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# File 'lib/layers_of_london/booth/map_tool.rb', line 18

def square_size
  @square_size
end

Instance Method Details

#north_east ⇒ Object 



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# File 'lib/layers_of_london/booth/map_tool.rb', line 28

def north_east
  @north_east ||= Geokit::LatLng.new(north_west.lat, south_east.lng)
end

#north_west ⇒ Object 



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# File 'lib/layers_of_london/booth/map_tool.rb', line 20

def north_west
  @north_west ||= Geokit::LatLng.new(*@north_west_extent)
end

#south_east ⇒ Object 



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# File 'lib/layers_of_london/booth/map_tool.rb', line 24

def south_east
  @south_east ||= Geokit::LatLng.new(*@south_east_extent)
end

#south_west ⇒ Object 



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# File 'lib/layers_of_london/booth/map_tool.rb', line 32

def south_west
  @south_west ||= Geokit::LatLng.new(south_east.lat, north_west.lng)
end

#squares_x ⇒ Object 



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# File 'lib/layers_of_london/booth/map_tool.rb', line 36

def squares_x
  @squares_x ||= (north_west.distance_to(north_east, units: :meters) / @square_size).ceil
end

#squares_y ⇒ Object 



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# File 'lib/layers_of_london/booth/map_tool.rb', line 40

def squares_y
  @squares_y ||= (north_west.distance_to(south_west, units: :meters) / @square_size).ceil
end