paint

public void paint(){
        final Canvas canvas = new Canvas();
        GraphicsContext gc = canvas.getGraphicsContext2D();

        double mX = (canvas.getWidth() - 1) / (usa.maxLongitude - usa.minLongitude);
        double bX = -mX * usa.minLongitude;
        double mY = (canvas.getHeight() - 1) / (usa.minLatitude - usa.maxLatitude);
        double bY = -mY * usa.maxLatitude;

        for (int i=0; i<usa.subregionCount; i++) {
            double xCoordinate[] = new double[usa.subregionList.get(i).pointCount];
            double yCoordinate[] = new double[usa.subregionList.get(i).pointCount];

            for(int j=0; j<usa.subregionList.get(j).pointCount; j++) {
                xCoordinate[j] = mX * usa.subregionList.get(i).longitudes.get(j) + bX;
                yCoordinate[j] = mY * usa.subregionList.get(i).latitudes.get(j);

            } //end for
            gc.strokePolygon(xCoordinate, yCoordinate, xCoordinate.length);
        } // end for

    } // end paint