Class: Archimate::Svg::Connection

Inherits:
Object
  • Object
show all
Defined in:
lib/archimate/svg/connection.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(connection) ⇒ Connection

Returns a new instance of Connection.



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# File 'lib/archimate/svg/connection.rb', line 9

def initialize(connection)
  @connection = connection
  @path = Path.new(@connection)
  @css_style = CssStyle.new(connection.style)
end

Instance Attribute Details

#connection ⇒ Object (readonly)

Returns the value of attribute connection.



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# File 'lib/archimate/svg/connection.rb', line 6

def connection
  @connection
end

#css_style ⇒ Object (readonly)

Returns the value of attribute css_style.



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# File 'lib/archimate/svg/connection.rb', line 7

def css_style
  @css_style
end

Instance Method Details

#css_classify(str) ⇒ Object

TODO: StringRefinements refinement isn’t working in this class, so added this method here. Investigate.



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# File 'lib/archimate/svg/connection.rb', line 86

def css_classify(str)
  str.gsub(/::/, '/')
     .gsub(/([A-Z]+)([A-Z][a-z])/, '\1-\2')
     .gsub(/([a-z\d])([A-Z])/, '\1-\2')
     .downcase
end

#id ⇒ Object 



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# File 'lib/archimate/svg/connection.rb', line 73

def id
  connection.relationship&.id || connection.id
end

#line_style ⇒ Object 



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# File 'lib/archimate/svg/connection.rb', line 42

def line_style
  style = connection.style
  return "" if style.nil?
  {
    "stroke": style.line_color&.to_rgba,
    "stroke-width": style.line_width
  }.delete_if { |_key, value| value.nil? }
    .map { |key, value| "#{key}:#{value};" }
    .join("")
end

#path_attrs ⇒ Object 



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# File 'lib/archimate/svg/connection.rb', line 64

def path_attrs
  {
    id: id,
    class: path_class,
    d: @path.d,
    style: line_style
  }
end

#path_class ⇒ Object

Look at the type (if any of the path and set the class appropriately)



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# File 'lib/archimate/svg/connection.rb', line 78

def path_class
  [
    "archimate",
    css_classify(connection&.relationship&.type || "default")
  ].join("-") + " archimate-relationship"
end

#render(svg) ⇒ Object 



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# File 'lib/archimate/svg/connection.rb', line 15

def render(svg)
  Nokogiri::XML::Builder.with(svg) do |xml|
    to_svg(xml)
  end
  svg
end

#text_position ⇒ Object 



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# File 'lib/archimate/svg/connection.rb', line 53

def text_position
  case connection.style
  when 0
    0.1 # "10%"
  when 1
    0.9 # "90%"
  else
    0.5 # "50%"
  end
end

#to_svg(xml) ⇒ Object 



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# File 'lib/archimate/svg/connection.rb', line 22

def to_svg(xml)
  return if connection.source.nodes.include?(connection.target)
  xml.path(path_attrs) do
    xml.title @connection.description
  end

  name = connection&.relationship&.name&.strip
  return if name.nil? || name.empty?
  pt = @path.point(text_position)
  xml.text_(
    class: "archimate-relationship-name",
    x: pt.x,
    y: pt.y,
    "text-anchor" => "middle",
    style: css_style.text
  ) do
    xml.text name
  end
end