Class: CfSim::ControlFieldSet

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Includes:
Enumerable
Defined in:
lib/cf_sim/control_field_set.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(*fields) ⇒ ControlFieldSet

Returns a new instance of ControlFieldSet.



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# File 'lib/cf_sim/control_field_set.rb', line 10

def initialize(*fields)
  @control_fields = fields.flatten.dup
end

Instance Attribute Details

#control_fields ⇒ Object (readonly)

Returns the value of attribute control_fields.



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# File 'lib/cf_sim/control_field_set.rb', line 7

def control_fields
  @control_fields
end

Instance Method Details

#&(fields) ⇒ Object 



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# File 'lib/cf_sim/control_field_set.rb', line 22

def &(fields)
  CfSim::ControlFieldSet.new(@control_fields & extract_field_array(fields))
end

#+(fields) ⇒ Object 



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# File 'lib/cf_sim/control_field_set.rb', line 26

def +(fields)
  CfSim::ControlFieldSet.new(@control_fields + extract_field_array(fields))
end

#-(fields) ⇒ Object 



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# File 'lib/cf_sim/control_field_set.rb', line 18

def -(fields)
  CfSim::ControlFieldSet.new(@control_fields - extract_field_array(fields))
end

#==(other) ⇒ Object 



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# File 'lib/cf_sim/control_field_set.rb', line 30

def ==(other)
  eql?(other)
end

#dup ⇒ Object 



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# File 'lib/cf_sim/control_field_set.rb', line 40

def dup
  # initialize 内で dup しているためここでする必要はない
  CfSim::ControlFieldSet.new(@control_fields)
end

#eql?(other) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/cf_sim/control_field_set.rb', line 34

def eql?(other)
  other.class == CfSim::ControlFieldSet &&
    @control_fields.size == other.control_fields.size &&
    (@control_fields - other.control_fields).empty?
end

#to_s ⇒ Object 



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# File 'lib/cf_sim/control_field_set.rb', line 45

def to_s
  text = "Fields:\n"
  @control_fields.each { |field| text << "  #{field}\n" }
  text << "Total area: #{total_area}"
  text
end

#total_area ⇒ Object 



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# File 'lib/cf_sim/control_field_set.rb', line 14

def total_area
  @total_area ||= @control_fields.inject(0) { |area, field| area += field.area }
end