package foggp_passepartoutj.shapes;

import java.awt.Color;
import java.awt.Graphics;
import java.awt.Point;

/**
 * An AbstractShape represents an element to be displayed in a window.
 * AbstractShape-derived objects are stored in a collection maintained by the
 * ShapeManager class.
 * @author hornick
 * @version 1.0
 * @created 21-Jan-2014 6:13:48 PM
 */
public abstract class AbstractShape implements Shape {

    /**
     * color to be used to draw this shape
     */
    protected Color color;
    /**
     * shape name
     */
    protected String name;
    /**
     * starting coordinate (one corner of bounding box)
     */
    protected Point start;
    /**
     * ending coordinate (opposite corner of bounding box from start)
     */
    protected Point end;

    /**
     * Constructor for initializing the common attributes of a shape
     *
     * @param name    identifier for this shape
     * @param clr    pen color to use when drawing this shape
     * @param p1    starting (upper left) coordinate for this shape
     * @param p2    ending (lower right) coordinate for this shape
     */
    public AbstractShape(String name, Color clr, Point p1, Point p2){
        start = p1;
        end = p2;
        color = clr;
        this.name = name;
    }

    /**
     * This abstract method defines the draw() method interface that every concrete
     * shape class must implement
     *
     * @param g    - the Graphics context to use for drawing
     */
    @Override
    public abstract void draw(Graphics g);

    /**
     * @return the color
     */
    @Override
    public Color getColor(){
        return color;
    }

    /**
     * @return the end
     */
    @Override
    public Point getEnd(){
        return end;
    }

    /**
     * @return the name
     */
    @Override
    public String getName(){
        return name;
    }

    /**
     * @return the start
     */
    @Override
    public Point getStart(){
        return start;
    }

    @Override
    public String toString(){
        return "Shape: "+name+" start:"+start+" end:"+end;
    }
}