// Representation of a fish 	
	
import java.awt.*;	
import java.util.*;	
	
public class Fish implements Drawable {	
	// instance variables	
	Color fishColor;	
	Polygon fishShape;	
	int currentX;	
	int currentY;	
	
	// Fish(): default constructor	
	public Fish() {	
		Fish fish = makeRandomColoredFish();	
		setColor(fish.getColor());	
		setShape(fish.getShape());	
		setPosition(fish.getX(), fish.getY());	
	}	
	
	// Fish(): constructor for specified color, shape, and position	
	public Fish(Color c, Polygon p, int x, int y) {	
		setColor(c);	
		setShape(p);	
		setPosition(x, y);	
	}	
	
	// getColor(): returns the color of the fish	
	public Color getColor() {	
		return fishColor;	
	}	
	
	// setColor(): sets the color of the fish to c	
	public void setColor(Color c) {	
		fishColor = c;	
	}	
	
	// getShape(): returns the shape of the fish	
	public Polygon getShape() {	
		return fishShape;	
	}	
	
	// setShape(): sets the shape of the fish to a clone of p	
	public void setShape(Polygon p) {	
		fishShape = new Polygon(p.xpoints, p.ypoints, p.npoints);	
	}	
	
	// getX(): returns the fish-F¢s x-coordinate position	-A
	public int getX() {	
		return currentX;	
	}	
	
	// setX(): sets the fish-F¢s x-coordinate position	-A
	public void setX(int x) {	
		currentX = x;	
	}	
	
	// getY(): returns the fish-F¢s y-coordinate position	-A
	public int getY() {	
		return currentY;	
	}	
	
	// setY(): sets the fish-F¢s y-coordinate position	-A
	public void setY(int y) {	
		currentY = y;	
	}	
	
	// setPosition(): sets the fish-F¢s x- and y-coordinate position	-A
	public void setPosition(int x, int y) {	
		setX(x);	
		setY(y);	
	}	
	
	// paint(): draws the fish in graphical context g	
	public void paint(Graphics g) {	
		Polygon p = getShape();	
		int[] x = (int[]) p.xpoints.clone();	
		int[] y = (int[]) p.ypoints.clone();	
		int n = p.npoints;	
	
		for (int i = 0; i < n; ++i) {	
			x[i] += getX();	
			y[i] += getY();	
		}	
	
		p = new Polygon(x, y, n);	
	
		Color c = getColor();	
		g.setColor(c);	
		g.fillPolygon(p);	
	}	
	
	// makeRandomColoredFish(): create fish with random color	
	public static Fish makeRandomColoredFish() {	
		int[] x = {   0,  30,  40,  50,  60,  70,  90, 100, 115,	
		            130, 115, 100,  90,  70,  60,  50,  40,  30, 	
		              0,  15 };	
		int[] y = {   5,  15,  10,   7,   0,   7,  12,  15,  22,	
		             25,  28,  35,  40,  43,  50,  43,  40,  35,	
		             45,  25 };	
	
		Random die = new Random();	
		int red = die.nextInt(255);	
		int yellow = die.nextInt(255);	
		int green = die.nextInt(255);	
	
		Color c = new Color(red, yellow, green);	
	
		Polygon p = new Polygon(x, y, x.length);	
	
		return new Fish(c, p, 0, 0);	
	}	
}