Module: Scale::Node

Includes:
Enumerable
Included in:
Circle, Ellipse, Rectangle, SVG, Text
Defined in:
lib/scale/node.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#content ⇒ Object (readonly)

Returns the value of attribute content.



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# File 'lib/scale/node.rb', line 7

def content
  @content
end

Instance Method Details

#add(node) ⇒ Object 



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# File 'lib/scale/node.rb', line 13

def add(node)
  children.push(node)
end

#append_to(builder) ⇒ Object 



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# File 'lib/scale/node.rb', line 30

def append_to(builder)
  builder.send(xml_tag.to_sym, *xml_parameters) do
    each do |node|
      node.append_to(builder)
    end
  end
end

#children ⇒ Object 



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# File 'lib/scale/node.rb', line 9

def children
  @children ||= []
end

#each ⇒ Object 



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# File 'lib/scale/node.rb', line 17

def each
  children.each do |child|
    yield child
  end
end

#to_xml ⇒ Object 



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# File 'lib/scale/node.rb', line 23

def to_xml
  builder = Nokogiri::XML::Builder.new do |xml|
    append_to(xml)
  end
  builder.to_xml
end

#xml_attributes ⇒ Object 



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# File 'lib/scale/node.rb', line 38

def xml_attributes
  attributes.delete_if { |key, value| value.nil? }
end