25 lines
1.1 KiB
Factor
25 lines
1.1 KiB
Factor
! Copyright (C) 2017 Pi.
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! See http://factorcode.org/license.txt for BSD license.
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USING: assocs hashtables help.markup help.stylesheet help.syntax
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help.topics io.styles kernel namespaces present sequences
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strings urls ;
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IN: unicode.control-pictures
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: $url-to ( children -- )
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first2 >url [
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dup present href associate url-style get assoc-union
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[ write-object ] with-style
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] ($span) ;
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HELP: control-pictures
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{ $values
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{ "string" string }
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}
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{ $description "Transforms C0 control characters into their corresponding Control Picture block codepoints." } ;
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ARTICLE: "unicode.control-pictures" "Control Pictures"
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"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."
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;
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ABOUT: "unicode.control-pictures"
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