Class: Plurimath::Math::Function::Underset

Inherits:
BinaryFunction show all
Defined in:
lib/plurimath/math/function/underset.rb

Constant Summary collapse

FUNCTION = 
{
  name: "underscript",
  first_value: "underscript value",
  second_value: "base expression",
}.freeze

Constants inherited from Core

Core::REPLACABLES

Instance Attribute Summary collapse

Attributes inherited from BinaryFunction

#hide_function_name, #parameter_one, #parameter_two

Instance Method Summary collapse

Methods inherited from BinaryFunction

#==, #all_values_exist?, #any_value_exist?, #to_asciimath, #to_asciimath_math_zone, #to_html, #to_latex, #to_latex_math_zone, #to_mathml_math_zone, #to_omml_math_zone, #to_unicodemath_math_zone

Methods inherited from Core

#ascii_fields_to_print, #class_name, #cloned_objects, #common_math_zone_conversion, descendants, #dump_mathml, #dump_nodes, #dump_omml, #dump_ox_nodes, #empty_tag, #extract_class_name_from_text, #extractable?, #filtered_values, #font_style_t_tag, #get, #gsub_spacing, inherited, #insert_t_tag, #invert_unicode_symbols, #is_binary_function?, #is_nary_symbol?, #is_ternary_function?, #is_unary?, #latex_fields_to_print, #linebreak, #mathml_fields_to_print, #mini_sized?, #nary_attr_value, #nary_intent_name, #omml_fields_to_print, #omml_nodes, #omml_parameter, #omml_tag_name, #ox_element, #prime_unicode?, #r_element, #replacable_values, #result, #separate_table, #set, #tag_name, #unicodemath_fields_to_print, #unicodemath_parens, #updated_object_values, #validate_function_formula, #validate_mathml_fields, #variable_value, #variables

Constructor Details

#initialize(parameter_one = nil, parameter_two = nil, options = {}) ⇒ Underset

Returns a new instance of Underset.



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# File 'lib/plurimath/math/function/underset.rb', line 16

def initialize(
  parameter_one = nil,
  parameter_two = nil,
  options = {})
  super(parameter_one, parameter_two)
  @options = options unless options.empty?
end

Instance Attribute Details

#options ⇒ Object

Returns the value of attribute options.



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# File 'lib/plurimath/math/function/underset.rb', line 9

def options
  @options
end

Instance Method Details

#is_nary_function? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/plurimath/math/function/underset.rb', line 78

def is_nary_function?
  parameter_two.is_nary_function? || parameter_two.is_nary_symbol?
end

#line_breaking(obj) ⇒ Object 



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# File 'lib/plurimath/math/function/underset.rb', line 60

def line_breaking(obj)
  parameter_one&.line_breaking(obj)
  if obj.value_exist?
    obj.update(self.class.new(Utility.filter_values(obj.value), parameter_two))
    self.parameter_two = nil
    return
  end

  parameter_two&.line_breaking(obj)
  if obj.value_exist?
    obj.update(self.class.new(nil, Utility.filter_values(obj.value)))
  end
end

#new_nary_function(fourth_value) ⇒ Object 



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# File 'lib/plurimath/math/function/underset.rb', line 74

def new_nary_function(fourth_value)
  Nary.new(parameter_two, parameter_one, nil, fourth_value, { type: "undOvr" })
end

#to_mathml_without_math_tag(intent, options:) ⇒ Object 



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# File 'lib/plurimath/math/function/underset.rb', line 24

def to_mathml_without_math_tag(intent, options:)
  value_array = [
    validate_mathml_fields(parameter_two, intent, options: options),
    validate_mathml_fields(parameter_one, intent, options: options),
  ]
  Utility.update_nodes(ox_element("munder", attributes: self.options), value_array)
end

#to_omml_without_math_tag(display_style, options:) ⇒ Object 



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# File 'lib/plurimath/math/function/underset.rb', line 32

def to_omml_without_math_tag(display_style, options:)
  if !display_style
    base = Base.new(parameter_one, parameter_two)
    return base.to_omml_without_math_tag(display_style, options: options)
  end

  limlow   = Utility.ox_element("limLow", namespace: "m")
  limlowpr = Utility.ox_element("limLowPr", namespace: "m")
  limlowpr << Utility.pr_element("ctrl", true, namespace: "m")
  Utility.update_nodes(
    limlow,
    [
      limlowpr,
      omml_parameter(parameter_one, display_style, tag_name: "e", options: options),
      omml_parameter(parameter_two, display_style, tag_name: "lim", options: options),
    ],
  )
  [limlow]
end

#to_unicodemath(options:) ⇒ Object 



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# File 'lib/plurimath/math/function/underset.rb', line 52

def to_unicodemath(options:)
  return "#{parameter_one.to_unicodemath(options: options)}#{unicodemath_parens(parameter_two, options: options)}" if horizontal_brackets?
  return "#{parameter_two.to_unicodemath(options: options)}_#{unicodemath_parens(parameter_one, options: options)}" if unicode_classes_accent?(parameter_two)
  return "#{unicodemath_parens(parameter_two, options: options)}#{unicodemath_field_value(parameter_one)}" if unicode_accent?(parameter_one)

  "#{unicodemath_parens(parameter_two, options: options)}┬#{parameter_one.to_unicodemath(options: options)}"
end