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init dgs;
window (0.0, 0.0, 13.5, 6.0); viewport (0.0,0.0,13.5,6.0);
(*scale (1.7,1.7, 0.0,0.0);*)
(*clear pixels;*)
kasten (2.0, 1.0, 1.4, 2.0);
kasten (3.5, 1.0, 1.4, 2.0);
kasten (6.5, 1.0, 1.4, 2.0);
kasten (2.0, 3.4, 1.4, 2.0);
kasten (5.0, 3.4, 1.4, 2.0);
kasten (6.5, 3.4, 1.4, 2.0);
strichel (3.5, 3.4, 3.5, 5.4);
strichel (3.5, 5.4, 4.9, 5.4);
strichel (4.9, 5.4, 4.9, 3.4);
strichel (4.9, 3.4, 3.5, 3.4);
move (1.9, 2.7); draw (1.5, 2.7);
draw (1.5, 4.6); draw (1.9, 4.6);
x alignment (center);
font size (0.3); font expansion (1.4);
move (2.7, 5.6); draw ("22-1");
move (2.7, 4.9); draw ("X");
move (2.7, 4.4); draw ("K");
move (2.7, 2.5); draw ("K");
move (2.7, 2.0); draw ("N1");
move (2.7, 0.4); draw ("(114)");
move (4.2, 5.6); draw ("22-2");
move (4.2, 4.9); draw ("X");
move (4.2, 4.4); draw ("K");
move (4.2, 2.5); draw ("K");
move (4.2, 2.0); draw ("N2");
move (4.2, 0.4); draw ("(209)");
move (5.7, 5.6); draw ("23-1");
move (5.7, 4.9); draw ("Y");
move (5.7, 4.4); draw ("L");
move (7.2, 5.6); draw ("24-1");
move (7.2, 4.9); draw ("Z");
move (7.2, 4.4); draw ("M");
move (7.2, 2.5); draw ("M");
move (7.2, 0.4); draw ("(17)");
font size (0.4); x alignment (normal);
move (8.5, 2.0); draw ("Koppeldatei");
move (8.5, 4.4); draw ("Hauptdatei");
PROC strichel (REAL CONST x anf, y anf, x end, y end) :
REAL VAR laenge := x end - x anf;
INT VAR teile := int (abstand/ 0.4);
REAL VAR senkrecht, verhaeltnis;
IF laenge <> 0.0 THEN
verhaeltnis := (y end - y anf) / laenge; senkrecht := 1.0
ELSE
verhaeltnis := 1.0; senkrecht := 0.0 ;
laenge := y end - y anf
END IF;
laenge := laenge / (real (2 * teile + 1));
INT VAR i;
FOR i FROM 0 UPTO teile REP
move (x anf + real (i + i) * laenge * senkrecht,
y anf + verhaeltnis * real (i + i) * laenge);
draw (x anf + real (i + i + 1) * laenge * senkrecht,
y anf + verhaeltnis * real (i + i + 1) * laenge)
END REP .
abstand :
sqrt ((y end - y anf) * (y end - y anf) +
(x end - x anf) * (x end - x anf)) .
END PROC strichel;
PROC kasten (REAL CONST x anf, y anf, x l, y l) :
move (x anf, y anf);
draw (x anf, y anf + y l);
draw (x anf + x l, y anf + y l);
draw (x anf + x l, y anf);
draw (x anf, y anf)
END PROC kasten;
LET myname = "abb.9-4";
save pixels (myname + ".p");
FILE VAR f := sequential file (modify, myname + ".p");
to line (f, 1); insert record (f);
write record (f, "#linefeed (0.8)#");
insert record (f); write record (f, myname);
to eof (f); insert record (f); write record (f, myname);
to line (f, 1);
(*
pause (9000)
*)
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