Class: Autocad::Attributes

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/autocad/block.rb,
lib/autocad/block_reference.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(blk, elements) ⇒ Attributes

Returns a new instance of Attributes.



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# File 'lib/autocad/block.rb', line 74

def initialize(blk, elements)
  @block = blk
  @elements = elements
end

Instance Attribute Details

#elements ⇒ Object (readonly)

Returns the value of attribute elements.



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# File 'lib/autocad/block.rb', line 72

def elements
  @elements
end

Instance Method Details

#[](name) ⇒ Object 



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# File 'lib/autocad/block.rb', line 95

def [](name)
  el = find_attribute(name)
  el.value if el
end

#[]=(name, value) ⇒ Object 



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# File 'lib/autocad/block.rb', line 100

def []=(name, value)
  update_element(name, value)
end

#each(&block) ⇒ Object 



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# File 'lib/autocad/block.rb', line 85

def each(&block)
  return to_enum(:each) unless block_given?

  elements.each(&block)
end

#find_attribute(name) ⇒ Object 



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# File 'lib/autocad/block.rb', line 91

def find_attribute(name)
  elements.find { |a| a.key == name }
end

#inspect ⇒ Object 



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# File 'lib/autocad/block.rb', line 120

def inspect
  "<Attributes count#{elements.size}>"
end

#keys ⇒ Object 



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# File 'lib/autocad/block.rb', line 104

def keys
  @elements.map { |e| e.key }
end

#to_h ⇒ Object 



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# File 'lib/autocad/block.rb', line 112

def to_h
  result = {}
  elements.each.with_object(result) do |a, h|
    h[a.key] = a.value
  end
  result
end

#update_element(name, value) ⇒ Object 



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# File 'lib/autocad/block.rb', line 79

def update_element(name, value)
  return unless att = find_attribute(name)

  att.update(value)
end

#values ⇒ Object 



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# File 'lib/autocad/block.rb', line 108

def values
  @elements.map { |e| e.value }
end