Examples of java.awt.geom.Point2D.distance()

java.awt.geom.Point2D.distance()
Returns the distance between two points. @param x1 the X coordinate of the first specified point @param y1 the Y coordinate of the first specified point @param x2 the X coordinate of the second specified point @param y2 the Y coordinate of the second specified point @return the distance between the two sets of specifiedcoordinates. @since 1.2

     */
    private Point2D getUnitDirection() {
        Location dLoc = destination_.getLocation();
        Point2D unitVec =
                new Point2D.Double(dLoc.getCol() - currentLocation_.getX(), dLoc.getRow() - currentLocation_.getY());
        double dist = unitVec.distance(new Point2D.Double(0, 0));
        unitVec.setLocation(unitVec.getX()/dist, unitVec.getY()/dist);
        return unitVec;
    }


    public Point2D getCurrentLocation() {

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                gen.writeln(gen.formatDouble4(offset) + " setdash");
                */
                Point2D ptLen = new Point2D.Double(patternLen, 0);
                //interpret as absolute length
                getTransform().deltaTransform(ptLen, ptLen);
                double transLen = UnitConv.pt2mm(ptLen.distance(0, 0));
                gen.writeText("LT1," + gen.formatDouble4(transLen) + ",1;");
            } else {
                gen.writeText("LT;");
            }

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            float lw = bs.getLineWidth();
            Point2D ptSrc = new Point2D.Double(lw, 0);
            //Pen widths are set as absolute metric values (WU0;)
            Point2D ptDest = getTransform().deltaTransform(ptSrc, null);
            double transDist = UnitConv.pt2mm(ptDest.distance(0, 0));
            //System.out.println("--" + ptDest.distance(0, 0) + " " + transDist);
            gen.writeText(";PW" + gen.formatDouble4(transDist) + ";");
            
        } else {
            handleUnsupportedFeature("Unsupported Stroke: " + stroke.getClass().getName());

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                gen.writeln(gen.formatDouble4(offset) + " setdash");
                */
                Point2D ptLen = new Point2D.Double(patternLen, 0);
                //interpret as absolute length
                getTransform().deltaTransform(ptLen, ptLen);
                double transLen = UnitConv.pt2mm(ptLen.distance(0, 0));
                gen.writeText("LT1," + gen.formatDouble4(transLen) + ",1;");
            } else {
                gen.writeText("LT;");
            }

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            float lw = bs.getLineWidth();
            Point2D ptSrc = new Point2D.Double(lw, 0);
            //Pen widths are set as absolute metric values (WU0;)
            Point2D ptDest = getTransform().deltaTransform(ptSrc, null);
            double transDist = UnitConv.pt2mm(ptDest.distance(0, 0));
            //System.out.println("--" + ptDest.distance(0, 0) + " " + transDist);
            gen.writeText(";PW" + gen.formatDouble4(transDist) + ";");


        } else {
            handleUnsupportedFeature("Unsupported Stroke: " + stroke.getClass().getName());

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                gen.writeln(gen.formatDouble4(offset) + " setdash");
                */
                Point2D ptLen = new Point2D.Double(patternLen, 0);
                //interpret as absolute length
                getTransform().deltaTransform(ptLen, ptLen);
                double transLen = UnitConv.pt2mm(ptLen.distance(0, 0));
                gen.writeText("LT1," + gen.formatDouble4(transLen) + ",1;");
            } else {
                gen.writeText("LT;");
            }

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            float lw = bs.getLineWidth();
            Point2D ptSrc = new Point2D.Double(lw, 0);
            //Pen widths are set as absolute metric values (WU0;)
            Point2D ptDest = getTransform().deltaTransform(ptSrc, null);
            double transDist = UnitConv.pt2mm(ptDest.distance(0, 0));
            //System.out.println("--" + ptDest.distance(0, 0) + " " + transDist);
            gen.writeText(";PW" + gen.formatDouble4(transDist) + ";");


        } else {
            handleUnsupportedFeature("Unsupported Stroke: " + stroke.getClass().getName());

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                gen.writeln(gen.formatDouble4(offset) + " setdash");
                */
                Point2D ptLen = new Point2D.Double(patternLen, 0);
                //interpret as absolute length
                getTransform().deltaTransform(ptLen, ptLen);
                double transLen = UnitConv.pt2mm(ptLen.distance(0, 0));
                gen.writeText("LT1," + gen.formatDouble4(transLen) + ",1;");
            } else {
                gen.writeText("LT;");
            }

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            float lw = bs.getLineWidth();
            Point2D ptSrc = new Point2D.Double(lw, 0);
            //Pen widths are set as absolute metric values (WU0;)
            Point2D ptDest = getTransform().deltaTransform(ptSrc, null);
            double transDist = UnitConv.pt2mm(ptDest.distance(0, 0));
            //System.out.println("--" + ptDest.distance(0, 0) + " " + transDist);
            gen.writeText(";PW" + gen.formatDouble4(transDist) + ";");
            
        } else {
            handleUnsupportedFeature("Unsupported Stroke: " + stroke.getClass().getName());

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            do {
              retry = false;
              for( int j = 0; j < coll3.size(); j++ ) {
                rcv2 = (Receiver) coll3.get( j );
                pt = rcv.getAnchor();
                if( pt.distance( rcv2.getAnchor() ) < 0.05 ) {
                  pt2 = new Point2D.Double( Math.min( 1.0, pt.getX() + 0.05 ),
                                Math.min( 1.0, pt.getY() + 0.05 ));
                  rcv.setAnchor( pt2 );
                  if( pt2.distance( pt ) > 0.05 ) retry = true;
                }

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