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File name : caption.ps

Content :%! % Copyright (C) 2001-2019 Artifex Software, Inc. % All Rights Reserved. % % This software is provided AS-IS with no warranty, either express or % implied. % % This software is distributed under license and may not be copied, % modified or distributed except as expressly authorized under the terms % of the license contained in the file LICENSE in this distribution. % % Refer to licensing information at http://www.artifex.com or contact % Artifex Software, Inc., 1305 Grant Avenue - Suite 200, Novato, % CA 94945, U.S.A., +1(415)492-9861, for further information. % % Add a "caption" to the bottom of each page. /captionsize 20 def /caption { /Helvetica //captionsize selectfont (Printed by Artifex's XXYYZZ) show /Symbol //captionsize selectfont (\324) show % trademarkserif /Helvetica //captionsize selectfont ( product) show } bind def 10 dict begin gsave initgraphics clippath pathbbox pop exch 36 add /by exch def % We can't use stringwidth, so we have to show and measure. gsave 0 0 0 0 rectclip 0 0 moveto caption currentpoint pop /bw exch def grestore add bw sub 2 div /bx exch def % We don't have the font bbox available, so we guess. /bh captionsize 1.05 mul def grestore /showcaption { gsave initgraphics //bx 9 sub //by 9 sub //bw 18 add //bh 18 add 1 setgray 4 copy rectfill 0 setgray 1.5 setlinewidth rectstroke //bx //by moveto //caption exec grestore } bind def << /EndPage [ %% %% Only print the caption if 'reason' is not 2 (device deactivation) %% /dup load /exec load 2 /ne load /exec load [ /showcaption load /exec load ] cvx /if load /exec load currentpagedevice /EndPage get /exec load ] cvx >> setpagedevice end

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