package csa120.shape;

import java.awt.Graphics2D;
import java.awt.BasicStroke;

/**
 * A Rectangle is a subclass of a {@link FillableShape}.  The
 * 'location' point inherited from {@link Shape} will be interpreted
 * as the center of the rectangle.
 * 
 * @author (Michael H. Goldwasser) 
 * @version (23 January 2004)
 */
public class Rectangle extends FillableShape
{
    /**
     * The width of the rectangle, measured in pixels.
     */
    protected int  width;

    /**
     * The height of the rectangle, measured in pixels.
     */
    protected int  height;

    /**
     * Constructor for objects of class Rectangle
     * 
     * @param  w     original width
     * @param  h     original height
     */
    public Rectangle(int w, int h)
    {
        super();        // this is redundant, as the default constructor
                        // for parent class would be called by default
        width = w;
        height = h;
    }

     /**
     * Sets width of rectangle
     * 
     * @param  newWidth    the new value
     */
    public void setWidth(int newWidth) {
        width = newWidth;
    }
    
     /**
     * Returns current width of rectangle
     * 
     * @return  the width
     */
    public int getWidth() {
        return width;
    }
    
     /**
     * Sets height of rectangle
     * 
     * @param  newHeight    the new value
     */
    public void setHeight(int newHeight) {
        height = newHeight;
    }
    
     /**
     * Returns current height of rectangle
     * 
     * @return  the height
     */
    public int getHeight() {
        return height;
    }
    
    
    /**
     * Draws the Rectangle on the given Graphics2D object.
     * 
     * @param  g    the Graphics2D object upon which to draw
     */
    public void draw(Graphics2D g) {
        draw(g,0,0);
    }


    /**
     * Draws the Rectangle on the given Graphics2D object,
     *   with additional offset as given.
     * 
     * @param  g       the Graphics2D object upon which to draw
     * @param  deltaX  additional offset to be considered
     * @param  deltaY  additional offest to be considered
     */
    public void draw(Graphics2D g, int deltaX, int deltaY) {
        if (filled) {
            g.setColor(fillColor);
            g.fillRect(deltaX+location.x-width/2,deltaY+location.y-height/2,
                   width,height);
        }
        g.setStroke(new BasicStroke(borderThickness));
        g.setColor(borderColor);
        g.drawRect(deltaX+location.x-width/2,deltaY+location.y-height/2,
                   width,height);
    }

} // end of class Rectangle