Class: JustGo::Vector

Inherits:
Struct
  • Object
show all
Defined in:
lib/just_go/vector.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#destination ⇒ Object

Returns the value of attribute destination

Returns:

  • (Object) —

    the current value of destination



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# File 'lib/just_go/vector.rb', line 2

def destination
  @destination
end

#origin ⇒ Object

Returns the value of attribute origin

Returns:

  • (Object) —

    the current value of origin



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# File 'lib/just_go/vector.rb', line 2

def origin
  @origin
end

Instance Method Details

#dx ⇒ Object 



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# File 'lib/just_go/vector.rb', line 17

def dx
  destination.x - origin.x
end

#dy ⇒ Object 



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# File 'lib/just_go/vector.rb', line 21

def dy
  destination.y - origin.y
end

#magnitude ⇒ Object 



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# File 'lib/just_go/vector.rb', line 3

def magnitude
  if dx.abs == 0
    dy.abs
  elsif dy.abs == 0
    dx.abs
  else
    nil 
  end
end

#orthogonal? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/just_go/vector.rb', line 13

def orthogonal?
  dx == 0 || dy == 0
end