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Crawly Crypt Collection 1
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p_pascal
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turtle
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drachen.pas
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Pascal/Delphi Source File
|
1992-05-27
|
698b
|
41 lines
PROGRAM Drachen;
USES Turtles;
TYPE TurtleGraphik = OBJECT(Turtle)
PROCEDURE Drachen(Grad : INTEGER; Seite : WORD);
END;
PROCEDURE TurtleGraphik.Drachen(Grad : INTEGER; Seite : WORD);
BEGIN
IF Grad = 0 THEN
Forward(Seite)
ELSE
BEGIN
IF Grad > 0 THEN
BEGIN
SELF.Drachen(Grad - 1, Seite);
Left(90);
SELF.Drachen(1 - Grad, Seite)
END
ELSE
BEGIN
SELF.Drachen(-Grad - 1, Seite);
Right(90);
SELF.Drachen(Grad + 1, Seite)
END
END
END;
VAR MyTurtle : TurtleGraphik;
BEGIN
MyTurtle.Init;
IF NOT(MyTurtle.Error) THEN
BEGIN
MyTurtle.Hide;
MyTurtle.Drachen(13, 8);
MyTurtle.Show;
MyTurtle.Done
END
END.