class Model::Compass
Constants
- DIRECTIONS
Attributes
direction[R]
Public Class Methods
new(direction)
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# File lib/karel/model/compass.rb, line 14 def initialize(direction) @direction = direction end
Public Instance Methods
translate_location(location)
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# File lib/karel/model/compass.rb, line 18 def translate_location(location) Location.new( location.x + DIRECTIONS[direction][0], location.y + DIRECTIONS[direction][1] ) end
turn()
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# File lib/karel/model/compass.rb, line 25 def turn dir_index = DIRECTIONS.keys.index(direction) dir_index += 1 dir_index %= DIRECTIONS.length self.class.new(DIRECTIONS.keys[dir_index]) end