text

Vocabulary

pdf.layout

Definition

IN: pdf.layout

TUPLE: text string style ;

Methods

USING: accessors kernel math pdf.canvas pdf.layout pdf.wrap
sequences ;

M: text pdf-render
    [ style>> set-style ] keep [
        over x>> 0 > [
            2dup text-fits? [
                over [ font>> ] [ avail-width ] bi visual-wrap
                unclip [ "" concat-as ] dip
            ] [ over line-break f ] if
        ] [ f ] if [
            [ { } ] [ over [ font>> ] [ width ] bi visual-wrap ]
            if-empty
        ] dip [ prefix ] when*
        over avail-lines index-or-length cut
        [ draw-text ] [ "" concat-as ] bi*
    ] change-string dup string>> empty? [ drop f ] when ;


USING: accessors kernel pdf.canvas pdf.layout sequences
splitting ui.text ;

M: text pdf-width
    [ style>> set-style ] keep [ font>> ] [ string>> ] bi*
    split-lines [ dupd text-width ] map nip maximum ;