lib/plurimath/math/function/bar.rb in plurimath-0.2.1 vs lib/plurimath/math/function/bar.rb in plurimath-0.2.2

@@ -6,10 +6,44 @@
   module Math
     module Function
       class Bar < UnaryFunction
         def to_latex
           first_value = "{#{parameter_one.to_latex}}" if parameter_one
-          "\\bar#{first_value}"
+          "\\overline#{first_value}"
+        end
+
+        def to_mathml_without_math_tag
+          first_value = parameter_one&.to_mathml_without_math_tag
+          Utility.update_nodes(
+            Utility.ox_element("mover"),
+            [
+              first_value,
+              Utility.ox_element("mo") << "&#xaf;",
+            ],
+          )
+        end
+
+        def to_omml_without_math_tag
+          bar = Utility.ox_element("bar", namespace: "m")
+          me  = Utility.ox_element("e", namespace: "m")
+          me << parameter_one.to_omml_without_math_tag if parameter_one
+          Utility.update_nodes(
+            bar,
+            [
+              bar_pr,
+              me,
+            ],
+          )
+        end
+
+        protected
+
+        def bar_pr
+          attrs = { "m:val": "top" }
+          barpr = Utility.ox_element("barPr", namespace: "m")
+          pos   = Utility.ox_element("pos", namespace: "m", attributes: attrs)
+          ctrlp = Utility.pr_element("ctrl", true, namespace: "m")
+          Utility.update_nodes(barpr, [pos, ctrlp])
         end
       end
     end
   end
 end