Class: Microstation::TagSets

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/microstation/tag_set.rb

Instance Method Summary collapse

Constructor Details

#initialize(ole) ⇒ TagSets

Returns a new instance of TagSets.



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# File 'lib/microstation/tag_set.rb', line 9

def initialize(ole)
  @ole_obj = ole
end

Instance Method Details

#[](name) ⇒ Object 



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# File 'lib/microstation/tag_set.rb', line 48

def [](name)
  find(name)
end

#create(name) {|definer| ... } ⇒ Object

Yields:

  • (definer) 


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# File 'lib/microstation/tag_set.rb', line 66

def create(name)
  raise if self[name]
  ole = @ole_obj.add(name)
  definer = Definer.new(ole)
  yield definer if block_given?
  @tagsets = init_ts
  ts = self[name]
  raise if ts.nil?
  definer = nil
  ts
end

#each ⇒ Object 



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# File 'lib/microstation/tag_set.rb', line 33

def each
  tagsets.each do |obj|
    yield obj
  end
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/microstation/tag_set.rb', line 62

def empty?
  tagsets.empty?
end

#find(name) ⇒ Object 



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# File 'lib/microstation/tag_set.rb', line 39

def find(name)
  return nil if empty?
  tagsets.find{|ts| ts.name == name}
end

#init_ts ⇒ Object 



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# File 'lib/microstation/tag_set.rb', line 13

def init_ts
  result = []
  @ole_obj.each do |ts|
    result << TagSet.new(ts)
  end
  result
end

#last ⇒ Object 



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# File 'lib/microstation/tag_set.rb', line 44

def last
  tagsets[-1]
end

#remove(name) ⇒ Object 



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# File 'lib/microstation/tag_set.rb', line 52

def remove(name)
  ts = find(name)
  if ts
    @ole_obj.Remove(name) rescue nil
    ts.close
    ts = nil
  end
  @tagsets = init_ts
end

#reset ⇒ Object 



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# File 'lib/microstation/tag_set.rb', line 25

def reset
  @tagsets = nil
end

#size ⇒ Object 



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# File 'lib/microstation/tag_set.rb', line 78

def size
  tagsets.size
end

#tagsets ⇒ Object 



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# File 'lib/microstation/tag_set.rb', line 29

def tagsets
  @tagsets ||= init_ts
end

#to_s ⇒ Object 



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# File 'lib/microstation/tag_set.rb', line 21

def to_s
  "Tagsets: #{tagsets.to_s}"
end