Examples of java.awt.geom.Area.intersect()

java.awt.geom.Area.intersect()
ple: Area a1 = new Area([triangle 0,0 => 8,0 => 0,8]); Area a2 = new Area([triangle 0,0 => 8,0 => 8,8]); a1.intersect(a2); a1(before) intersect a2 = a1(after) ################ ################ ################ ############## ############## ############ ############ ############ ######## ########## ########## #### ######## ######## ###### ###### #### #### ## ## @param rhs the Area to be intersected with thisArea @throws NullPointerException if rhs is null @since 1.2

                    if (drawFront) {
                        Area side2 = new Area(new Rectangle2D.Double(
                                plotArea.getX(), plotArea.getY(),
                                arc.getEndPoint().getX() - plotArea.getX(),
                                plotArea.getHeight()));
                        side2.intersect(front);
                        g2.setPaint(paint);
                        g2.fill(side2);
                        g2.setPaint(outlinePaint);
                        g2.draw(side2);
                    }

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        Area a = new Area(top);
        a.add(new Area(lower));
        Area b = new Area(bottom);
        b.add(new Area(upper));
        Area pie = new Area(a);
        pie.intersect(b);


        Area front = new Area(pie);
        front.subtract(new Area(top));


        Area back = new Area(pie);

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                            Area side = new Area(new Rectangle2D.Double(
                                    arc.getEndPoint().getX(), plotArea.getY(),
                                    arc.getStartPoint().getX()
                                    - arc.getEndPoint().getX(),
                                    plotArea.getHeight()));
                            side.intersect(front);
                            g2.setPaint(paint);
                            g2.fill(side);
                            g2.setPaint(outlinePaint);
                            g2.draw(side);
                        }

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                            // the back and finishes at the front again
                        Area side1 = new Area(new Rectangle2D.Double(
                                plotArea.getX(), plotArea.getY(),
                                arc.getStartPoint().getX() - plotArea.getX(),
                                plotArea.getHeight()));
                        side1.intersect(front);


                        Area side2 = new Area(new Rectangle2D.Double(
                                arc.getEndPoint().getX(), plotArea.getY(),
                                plotArea.getMaxX() - arc.getEndPoint().getX(),
                                plotArea.getHeight()));

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                        Area side2 = new Area(new Rectangle2D.Double(
                                arc.getEndPoint().getX(), plotArea.getY(),
                                plotArea.getMaxX() - arc.getEndPoint().getX(),
                                plotArea.getHeight()));


                        side2.intersect(front);
                        g2.setPaint(paint);
                        if (drawFront) {
                            g2.fill(side1);
                            g2.fill(side2);
                        }

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                    if (drawBack) {
                        Area side2 = new Area(new Rectangle2D.Double(
                                plotArea.getX(), plotArea.getY(),
                                arc.getEndPoint().getX() - plotArea.getX(),
                                plotArea.getHeight()));
                        side2.intersect(back);
                        g2.setPaint(paint);
                        g2.fill(side2);
                        g2.setPaint(outlinePaint);
                        g2.draw(side2);
                    }

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  public void clip(Shape s) {
    if (_clip == null) {
      setClip(s);
    } else {
      Area area = new Area(_clip);
      area.intersect(new Area(s));
      setClip(area);
    }
  }


  /**

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        if (s != null)
            s = transform.createTransformedShape(s);


        if (clip != null) {
            Area newClip = new Area(clip);
            newClip.intersect(new Area(s));
            clip = new GeneralPath(newClip);
        } else {
            clip = s;
        }
    }

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    {
        if(getDeviceclip() != null)
        {
            Area area = new Area(getClip());
            if(shape != null)
                area.intersect(new Area(shape));
            shape = area;
        }
        setClip(shape);
    }

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    public void setClip(Shape cl) {
        PDFData data = getPDFData();
        Shape clip = data.clip;
        if (clip != null) {
            Area newClip = new Area(clip);
            newClip.intersect(new Area(cl));
            data.clip = new GeneralPath(newClip);
        } else {
            data.clip = cl;
        }
    }

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