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6 lines
312 B
6 lines
312 B
%!
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TeXDict begin/cX 18 def/CM{gsave TR 0 cX neg moveto 0 cX lineto stroke
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cX neg 0 moveto cX 0 lineto stroke grestore}def end/bop-hook{cX dup TR
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gsave .3 setlinewidth 0 0 CM vsize cX 2 mul sub dup hsize cX 2 mul sub
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dup isls{4 2 roll}if 0 CM exch CM 0 exch CM grestore 0 cX -2 mul TR isls
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{cX -2 mul 0 TR}if}def
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