! Copyright (C) 2017 Pi. ! See http://factorcode.org/license.txt for BSD license. USING: assocs hashtables help.markup help.stylesheet help.syntax help.topics io.styles kernel namespaces present sequences strings urls ; IN: unicode.control-pictures : $url-to ( children -- ) first2 >url [ dup present href associate url-style get assoc-union [ write-object ] with-style ] ($span) ; HELP: control-pictures { $values { "string" string } } { $description "Transforms C0 control characters into their corresponding Control Picture block codepoints." } ; ARTICLE: "unicode.control-pictures" "Control Pictures" "The " { $vocab-link "unicode.control-pictures" } " vocabulary provides a utility word " { $link control-pictures } " for transforming characters in the nonprintable " { $url-to "ASCII C0 block" "http://www.unicode.org/charts/PDF/U0000.pdf" } " to their representations in the " { $url-to "Control Pictures" "http://www.unicode.org/charts/PDF/U2400.pdf" } " block. It has no effect on any other characters." ; ABOUT: "unicode.control-pictures"