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From: Jeff Higgins <jeff@invalid.invalid>
Newsgroups: comp.lang.java.programmer
Subject: Re: Java Boolean Operations on Polygons
Date: Fri, 05 Dec 2014 07:06:24 -0500
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On 12/04/2014 11:50 PM, nataraja gadikota wrote:
> I've found this example , but can I get the boundary points from "shape" Object  ?
>
>      Shape arc = new Arc2D.Float(x, y, w/2, h/2, startAngle, arcAngle, Arc2D.OPEN);
>      Area shape = new Area(line);
>      shape.add(new Area(oval));
>      shape.subtract(new Area(rectangle));
>      shape.intersect(new Area(roundRectangle));
>      shape.exclusiveOr(new Area(arc));
>      g2d.draw(shape);
>
another example
<https://docs.oracle.com/javase/tutorial/2d/advanced/examples/Pear.java>
from the fine manual