Module: Geoptima::Locatable

Included in:
Event, LocatableImpl
Defined in:
lib/geoptima/locator.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#location ⇒ Object

Returns the value of attribute location.



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# File 'lib/geoptima/locator.rb', line 64

def location
  @location
end

#next_gps ⇒ Object

Returns the value of attribute next_gps.



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# File 'lib/geoptima/locator.rb', line 64

def next_gps
  @next_gps
end

#next_point ⇒ Object

Returns the value of attribute next_point.



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# File 'lib/geoptima/locator.rb', line 64

def next_point
  @next_point
end

#next_point_gap ⇒ Object

Returns the value of attribute next_point_gap.



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# File 'lib/geoptima/locator.rb', line 64

def next_point_gap
  @next_point_gap
end

#previous_gps ⇒ Object

Returns the value of attribute previous_gps.



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# File 'lib/geoptima/locator.rb', line 64

def previous_gps
  @previous_gps
end

#previous_point ⇒ Object

Returns the value of attribute previous_point.



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# File 'lib/geoptima/locator.rb', line 64

def previous_point
  @previous_point
end

#previous_point_gap ⇒ Object

Returns the value of attribute previous_point_gap.



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# File 'lib/geoptima/locator.rb', line 64

def previous_point_gap
  @previous_point_gap
end

Instance Method Details

#closer_than(gps, window = 0.0) ⇒ Object 



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# File 'lib/geoptima/locator.rb', line 65

def closer_than(gps,window=0.0)
  if $debug && gps && window > 0
    puts "Comparing times:"
    puts "\tGPS: #{gps.time}"
    puts "\tEvent: #{self.time}"
    puts "\tTDiff: #{(self - gps).abs.to_f}"
    puts "\tWindow: #{window}"
  end
  gps && (window <= 0.0 || (self - gps).abs < window)
end

#set_next_if(gps, time_window = 0.0) ⇒ Object 



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# File 'lib/geoptima/locator.rb', line 75

def set_next_if(gps,time_window=0.0)
  if gps
    self.next_gps = gps
    if closer_than(gps,time_window)
      self.next_point = gps.location
      self.next_point_gap = (self - gps).abs
    end
  end
end

#set_previous_if(gps, time_window = 0.0) ⇒ Object 



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# File 'lib/geoptima/locator.rb', line 84

def set_previous_if(gps,time_window=0.0)
  if gps
    self.previous_gps = gps
    if closer_than(gps,time_window)
      self.previous_point = gps.location
      self.previous_point_gap = (self - gps).abs
    end
  end
end