Class: ActiveRoad::AccessPoint

Inherits:
Object
  • Object
show all
Defined in:
app/models/active_road/access_point.rb

Overview

Access Point is a projection from an origin point on a Physical Road This origin point and Access Point are linked by an Access Link

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(attributes = {}) ⇒ AccessPoint

Returns a new instance of AccessPoint.



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# File 'app/models/active_road/access_point.rb', line 9

def initialize(attributes = {})
  attributes.each do |k, v|
    send("#{k}=", v)
  end
end

Instance Attribute Details

#exit ⇒ Object Also known as: exit?

Returns the value of attribute exit.



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# File 'app/models/active_road/access_point.rb', line 6

def exit
  @exit
end

#location ⇒ Object

Returns the value of attribute location.



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# File 'app/models/active_road/access_point.rb', line 6

def location
  @location
end

#physical_road ⇒ Object

Returns the value of attribute physical_road.



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# File 'app/models/active_road/access_point.rb', line 6

def physical_road
  @physical_road
end

Class Method Details

.from(location) ⇒ Object

Find access points from a location



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# File 'app/models/active_road/access_point.rb', line 16

def self.from(location)
  ActiveRoad::PhysicalRoad.nearest_to(location).collect do |physical_road|
    new :location => location, :physical_road => physical_road
  end
end

.to(location) ⇒ Object

Find access points to go to a location



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# File 'app/models/active_road/access_point.rb', line 23

def self.to(location)   
  ActiveRoad::PhysicalRoad.nearest_to(location).collect do |physical_road|
    new :location => location, :physical_road => physical_road, :exit => true
  end
end

Instance Method Details

#access_to_road?(road) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/active_road/access_point.rb', line 39

def access_to_road?(road)
  physical_road.id == road.id
end

#location_on_road(road = nil) ⇒ Object 



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# File 'app/models/active_road/access_point.rb', line 29

def location_on_road(road = nil)
  @location_on_road ||= physical_road.locate_point location
end

#name ⇒ Object 



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# File 'app/models/active_road/access_point.rb', line 43

def name
  "Access on #{physical_road.objectid} @#{point_on_road.to_lat_lng} (for @#{location.to_lat_lng})"
end

#paths(constraints = {}) ⇒ Object 



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# File 'app/models/active_road/access_point.rb', line 53

def paths(constraints = {})
  unless exit?
    ActiveRoad::Path.all self, physical_road.junctions, physical_road
  else
    [ActiveRoad::AccessLink.new(:departure => self, :arrival => location)]
  end
end

#point_on_road ⇒ Object Also known as: to_geometry, geometry 



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# File 'app/models/active_road/access_point.rb', line 33

def point_on_road
  @point_on_road ||= physical_road.interpolate_point location_on_road
end

#to_s ⇒ Object 



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# File 'app/models/active_road/access_point.rb', line 49

def to_s
  name
end