/**
 * Road.java
 *
 * @author David Tran
 * @version 1.0
 */

package background;
 
import java.awt.Graphics2D;
import java.awt.Color;
import java.awt.Stroke;
import java.awt.BasicStroke;
import java.awt.Point;
import java.awt.geom.*;

public class Road extends Background {

    protected boolean isVertical;

    /**
     * Initialize variables for the vehicle
     * 
     * @param x x-coordinate of Road in the world
     * @param y y-coordinate of Road in the world
     */
    public Road(double x, double y, double w, double h) {
        super(x, y, w, h);
        super.externalName = "Road"; //subclass should change this
        this.isVertical = true; //a vertical road by default
    }

    /**
     * Use the graphics system to actually draw the shapes
     * we have created.
     * 
     * @param g the graphics system to use
     */
    public void draw(Graphics2D g) {
        g.setPaint(Color.GRAY);
        g.fill(new Rectangle2D.Double(xCoor, yCoor, width, height));
        
        // Draw the yellow line dividing the road between north/south or west/east traffic
        Stroke oldStroke = g.getStroke();
        float dash1[] = {10.0f};
        BasicStroke bs = new BasicStroke(1.0f, BasicStroke.CAP_BUTT, 
                     BasicStroke.JOIN_MITER, 10.0f, dash1, 0.0f);
        g.setStroke(bs);
        Line2D line = new Line2D.Float(20.0f, 10.0f, 100.0f, 10.0f);
        g.setPaint(Color.YELLOW);

        // Set the coordinates of dashed line for the road, depending on 
        // its orientation (e.g. vertical vs. horizontal)
        if (isVertical) {
            line.setLine(new Point2D.Double(xCoor + width/2, yCoor),
                         new Point2D.Double(xCoor + width/2, yCoor + height));
            g.draw(line);
        } else {
            line.setLine(new Point2D.Double(xCoor, yCoor + height/2),
                         new Point2D.Double(xCoor + width, yCoor + height/2));
            g.draw(line);
        }
        g.setStroke(oldStroke);

    }

}