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− | This image was generated using the following PostScript source and converted to PNG format using Adobe PhotoShop CS5.1.
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− | <pre>
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− | %!PS-Adobe-3.0 EPSF-3.0
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− | %%BoundingBox: -150 -100 150 100
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− | /u {100 mul} def
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− | /umoveto {u exch u exch moveto} def
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− | /ulineto {u exch u exch lineto} def
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− | /uline {newpath umoveto ulineto stroke} def
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− | /circle {newpath 0 360 arc stroke} def
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− | /ctext {
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− | 3 dict begin
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− | /text exch def
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− | /y exch def
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− | /x exch def
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− | gsave
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− | 0 0 moveto
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− | text true charpath pathbbox
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− | exch pop 3 -1 roll pop
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− | exch sub
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− | grestore
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− | 2 div neg y add
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− | x text stringwidth pop 2 div sub
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− | exch moveto
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− | text show
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− | end
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− | } def
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− | /node {
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− | 4 dict begin
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− | /text exch def
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− | /r exch def
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− | /y exch def
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− | /x exch def
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− | x y r circle
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− | x y text ctext
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− | end
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− | } def
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− | % x1 y1 r1 x2 y2 r2
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− | /ccline {
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− | 7 dict begin
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− | /r2 exch def
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− | /y2 exch def
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− | /x2 exch def
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− | /r1 exch def
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− | /y1 exch def
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− | /x1 exch def
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− | /angle y2 y1 sub x2 x1 sub atan def
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− | newpath
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− | x1 r1 angle cos mul add
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− | y1 r1 angle sin mul add
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− | moveto
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− | x2 r2 angle cos mul sub
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− | y2 r2 angle sin mul sub
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− | lineto
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− | stroke
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− | end
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− | } def
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| | | |
− | /Arial findfont
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− | 21 scalefont
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− | setfont
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− |
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− | 0.8 setlinewidth
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− | 8 dict begin
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− | /A { 0.15 u 0.70 u 0.15 u } def
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− | /B { -0.60 u 0.00 u 0.15 u } def
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− | /C { 0.90 u 0.00 u 0.15 u } def
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− | /D { -1.20 u -0.70 u 0.15 u } def
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− | /E { -0.60 u -0.70 u 0.15 u } def
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− | /F { -0.00 u -0.70 u 0.15 u } def
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− | /G { 0.60 u -0.70 u 0.15 u } def
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− | /H { 1.20 u -0.70 u 0.15 u } def
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− | A (A) node
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− | B (B) node
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− | C (C) node
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− | D (D) node
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− | E (E) node
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− | F (F) node
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− | G (G) node
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− | H (H) node
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− | A B ccline
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− | B D ccline
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− | B E ccline
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− | B F ccline
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− | A C ccline
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− | C G ccline
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− | C H ccline
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− | end
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− | </pre>
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