Class: Xumlidot::Diagram::Xmi

Inherits:
Object
  • Object
show all
Includes:
REXML
Defined in:
lib/xumlidot/diagram/xmi.rb,
lib/xumlidot/diagram/xmi/id.rb,
lib/xumlidot/diagram/xmi/klass.rb,
lib/xumlidot/diagram/xmi/method.rb,
lib/xumlidot/diagram/xmi/argument.rb,
lib/xumlidot/diagram/xmi/constant.rb,
lib/xumlidot/diagram/xmi/attribute.rb,
lib/xumlidot/diagram/xmi/superklass.rb

Defined Under Namespace

Modules: Argument, Attribute, Constant, ID, Klass, MethodSignature, Superklass Classes: DiagramAssociationElements, DiagramElements, Elements, ModelAssociationElements, ModelElements, NamespaceToId

Instance Method Summary collapse

Constructor Details

#initialize(stack) ⇒ Xmi

Returns a new instance of Xmi.



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# File 'lib/xumlidot/diagram/xmi.rb', line 93

def initialize(stack)
  @stack = stack

  @namespace_to_id = NamespaceToId.new

  @model = ModelElements.new
  @diagram = DiagramElements.new

  @model_associations = ModelAssociationElements.new
  @diagram_associations = DiagramAssociationElements.new
end

Instance Method Details

#draw ⇒ Object

rubocop:disable Metrics/AbcSize, Metrics/CyclomaticComplexity, Metrics/MethodLength, Metrics/PerceivedComplexity



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# File 'lib/xumlidot/diagram/xmi.rb', line 105

def draw # rubocop:disable Metrics/AbcSize, Metrics/CyclomaticComplexity, Metrics/MethodLength, Metrics/PerceivedComplexity
  # First traversal we're just assigning ids to everything so that when
  # we come to draw things we can do a lookup on the ids for any composition
  # aggregation or subclass relationships.
  @stack.traverse do |klass|
    klass.extend(::Xumlidot::Diagram::Xmi::Klass)
    klass.superklass.extend(::Xumlidot::Diagram::Xmi::Superklass) unless klass.superklass.name.nil?

    klass.definition.inherited_modules.each do |m|
      next if m.empty?

      m.extend(::Xumlidot::Diagram::Xmi::Superklass)
    end

    next if @namespace_to_id.has?(klass.draw_identifier)

    @namespace_to_id[klass.draw_identifier] = klass.id
  end

  # Second traversal we are drawing everything
  @stack.traverse do |klass|
    # resolve the superclass id to that of an existing class with an id
    # we do this in the second loop so that all the classes are present
    unless klass.superklass.name.nil?
      id = @namespace_to_id[klass.superklass.draw_identifier]
      klass.superklass.force_id(id)
    end

    # do the same with the inherited modules
    klass.definition.inherited_modules.each do |m|
      next if m.empty?

      id = @namespace_to_id[m.draw_identifier]
      m.force_id(id)
    end

    # if we have not added an id for this element it is likely a duplicate
    # so do not draw it.
    next unless @namespace_to_id.has_value?(klass.id) # rubocop:disable Style/PreferredHashMethods

    @model << klass.draw_klass
    @diagram << klass.draw_diagram

    if ::Xumlidot::Options.composition
      klass.constants.each do |k|
        # Likewise to the above, unless we have an id for the class
        # we don't want to draw the relationships
        next unless @namespace_to_id.has_value?(k.id) # rubocop:disable Style/PreferredHashMethods

        @model_associations << klass.draw_model_composition(k)
        @diagram_associations << klass.draw_diagram_composition(k)
      end
    end
  end

  xml = header
  xml += @model.draw { @model_associations.draw }
  xml += @diagram.draw { @diagram_associations.draw }
  xml += footer

  pretty_print(xml)
end