Class: BB::BaseBoundingBox

Inherits:
Object
  • Object
show all
Defined in:
lib/bounding_boxes/base_bounding_box.rb

Direct Known Subclasses

BoundingBox, PointBoundingBox, SquareBoundingBox

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(lat1, long1, lat2, long2, units) ⇒ BaseBoundingBox

Returns a new instance of BaseBoundingBox.



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# File 'lib/bounding_boxes/base_bounding_box.rb', line 5

def initialize(lat1, long1, lat2, long2, units)
  @min = {latitude: lat1, longitude: long1}
  @max = {latitude: lat2, longitude: long2}
  @preferred_units = units
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(name, *args) ⇒ Object 



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# File 'lib/bounding_boxes/base_bounding_box.rb', line 50

def method_missing(name, *args)
  attribute = name.to_s
  if attribute =~ /(width_)(km|kilometers)/
    width(:kilometers)
  elsif attribute =~ /(width_)(mi|mil|miles)/
    width(:miles)
  elsif attribute =~ /(height_)(km|kilometers)/
    height(:kilometers)
  elsif attribute =~ /(height_)(mi|mil|miles)/
    height(:miles)
  elsif attribute =~ /(min|minimum)_(lat|latitude)/
    min_lat
  elsif attribute =~ /(min|minimum)_(lon|long|longitude)/
    min_long
  elsif attribute =~ /(max|maximum)_(lat|latitude)/
    max_lat
  elsif attribute =~ /(max|maximum)_(lon|long|longitude)/
    max_long
  end
end

Instance Attribute Details

#max ⇒ Object

Returns the value of attribute max.



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# File 'lib/bounding_boxes/base_bounding_box.rb', line 3

def max
  @max
end

#min ⇒ Object

Returns the value of attribute min.



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# File 'lib/bounding_boxes/base_bounding_box.rb', line 3

def min
  @min
end

#preferred_units ⇒ Object

Returns the value of attribute preferred_units.



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# File 'lib/bounding_boxes/base_bounding_box.rb', line 3

def preferred_units
  @preferred_units
end

Instance Method Details

#fetch(property) ⇒ Object

Raises:

  • (KeyError) 


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# File 'lib/bounding_boxes/base_bounding_box.rb', line 45

def fetch(property)
  raise KeyError unless self.respond_to?(property)
  self.send(property)
end

#height(units = @preferred_units) ⇒ Object 



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# File 'lib/bounding_boxes/base_bounding_box.rb', line 22

def height(units = @preferred_units)
  BB.send("distance_#{units}".to_sym, {latitude: @max[:latitude],
                                       longitude: @max[:longitude]},
                                       {latitude: @min[:latitude],
                                       longitude: @max[:longitude]})
end

#max_lat ⇒ Object 



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# File 'lib/bounding_boxes/base_bounding_box.rb', line 37

def max_lat
  @max[:latitude]
end

#max_long ⇒ Object 



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# File 'lib/bounding_boxes/base_bounding_box.rb', line 41

def max_long
  @max[:longitude]
end

#min_lat ⇒ Object 



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# File 'lib/bounding_boxes/base_bounding_box.rb', line 29

def min_lat
  @min[:latitude]
end

#min_long ⇒ Object 



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# File 'lib/bounding_boxes/base_bounding_box.rb', line 33

def min_long
  @min[:longitude]
end

#side_length ⇒ Object 



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# File 'lib/bounding_boxes/base_bounding_box.rb', line 11

def side_length
  self.send("side_length_#{preferred_units}".to_sym)
end

#width(units = @preferred_units) ⇒ Object 



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# File 'lib/bounding_boxes/base_bounding_box.rb', line 15

def width(units = @preferred_units)
  BB.send("distance_#{units}".to_sym, {latitude: @max[:latitude], 
                     longitude: @max[:longitude]},
                    {latitude: @max[:latitude], 
                     longitude: @min[:longitude]})
end