Class: Metanorma::Html::Drops::FormulaDrop

Inherits:
BlockElementDrop show all
Defined in:
lib/metanorma/html/drops/formula_drop.rb

Instance Attribute Summary collapse

Attributes inherited from BlockElementDrop

#content_html, #css_class, #id, #label_html, #type

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(id: nil, stem_html: nil, where_html: nil, where_label: nil, number_html: nil, css_class: nil) ⇒ FormulaDrop

Returns a new instance of FormulaDrop.



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# File 'lib/metanorma/html/drops/formula_drop.rb', line 9

def initialize(id: nil, stem_html: nil, where_html: nil, where_label: nil,
               number_html: nil, css_class: nil)
  @id = id
  @stem_html = stem_html
  @where_html = where_html
  @where_label = where_label
  @number_html = number_html
  @css_class = css_class
end

Instance Attribute Details

#number_html ⇒ Object (readonly)

Returns the value of attribute number_html.



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# File 'lib/metanorma/html/drops/formula_drop.rb', line 7

def number_html
  @number_html
end

#stem_html ⇒ Object (readonly)

Returns the value of attribute stem_html.



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# File 'lib/metanorma/html/drops/formula_drop.rb', line 7

def stem_html
  @stem_html
end

#where_html ⇒ Object (readonly)

Returns the value of attribute where_html.



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# File 'lib/metanorma/html/drops/formula_drop.rb', line 7

def where_html
  @where_html
end

#where_label ⇒ Object (readonly)

Returns the value of attribute where_label.



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# File 'lib/metanorma/html/drops/formula_drop.rb', line 7

def where_label
  @where_label
end

Class Method Details

.from_model(formula, renderer:) ⇒ Object 



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# File 'lib/metanorma/html/drops/formula_drop.rb', line 19

def self.from_model(formula, renderer:)
  id = renderer.safe_attr(formula, :id)

  stem_html = if formula.stem
                renderer.render_stem_content(formula.stem)
              end

  where_parts = []
  if formula.key
    if formula.key.dl
      where_parts << (renderer.render_definition_list(formula.key.dl) || "")
    end
    formula.key.p&.each do |para|
      where_parts << (renderer.render_paragraph(para) || "")
    end
  end
  formula.dl&.then do |dl|
    where_parts << (renderer.render_definition_list(dl) || "")
  end
  formula.p&.each do |para|
    next if renderer.safe_attr(para, :keep_with_next)

    where_parts << (renderer.render_paragraph(para) || "")
  end
  where_html = where_parts.join

  needs_where_label = !formula.key.nil? || !formula.dl.nil? ||
    has_where_paragraph?(formula, renderer)

  name_el = renderer.safe_attr(formula,
                               :fmt_name) || renderer.safe_attr(
                                 formula, :name
                               )
  number_html = if name_el
                  renderer.render_inline_element(name_el)
                end

  new(
    id: id,
    stem_html: stem_html,
    where_html: where_html,
    where_label: needs_where_label,
    number_html: number_html,
    css_class: "formula",
  )
end