explode.java

一个Java的塔防小游戏

package gameoflife;

import static java.lang.System.out;

import java.awt.Color;
import java.util.Random;
import java.util.Stack;


/**************************************
 * Acts as a factory.
 **************************************/	
public abstract class Explode
{
	protected Point[][] pics;
	
	int		  x_center, y_center;
	public static int  EXPLODING  = 1;
	public static int  OVER  = 2;
	int		state;
	int		life;
	
	public Explode(int xc, int yc)	{
		x_center = xc;
		y_center = yc;
		life 	= 0;
		state   = EXPLODING;
	}

	public Point[] getIthPic(int i) 	{
		return pics[i];
	}


	public static Explode createGunBullet(int x_center, int y_center)
	{
		return new GunExplode(x_center, y_center);
	}

	public static Explode createQuickBullet(int x_center, int y_center)
	{
		return new QuickExplode(x_center, y_center);
	}

	public static Explode createSlowerBullet(int x_center, int y_center)
	{
		return new SlowExplode(x_center, y_center);
	}

	public static Explode createAroundBullet(int x_center, int y_center)
	{
		return new AroundExplode(x_center, y_center);
	}
	
	abstract public void  passOneTimeSlice();

	public String toString() {
		return "Explode : (" + (int)this.x_center + ", " + (int)this.y_center + ")";
	}
}

/**
 * 
 */
class GunExplode extends Explode {
	
	public GunExplode(int x, int y) {
		super(x, y);
		
		/**  x,y of point is offset to the center of the explode  **/
		pics = new Point[][] {
				{
					new Point(1,1)
					/** ......
					 *  ......
					    ..o...
					    ...x..
					    ......
					    ......   */
				},
				{
					new Point(0,0), new Point(1,0),
					new Point(0,1), new Point(1,1),
					/** ......
					 *  ......
					    ..ox..
					    ..xx..
					    ......
					    ......   */
				},
				{
					new Point(-1,-1), new Point(2,-1),
					new Point(0,0), new Point(1,0),
					new Point(0,1), new Point(1,1),
					new Point(-1,2), new Point(2,2),
					/** ......
					 *  .x..x.
					    ..ox..
					    ..xx..
					    .x..x.
					    ......   */
				},
				{
					new Point(-2,-2), new Point(3,-2),
					new Point(-1,-1), new Point(2,-1),
					new Point(-1, 2), new Point(2, 2),
					new Point(-2, 3), new Point(3, 3)
					/** x....x
					 *  .x..x.
					    ..o...
					    ......
					    .x..x.
					    x....x   */
				},
				{
					new Point(-2,-2), new Point(3,-2),
					new Point(-2, 3), new Point(3, 3)
					/** x....x
					 *  ......
					    ..o...
					    ......
					    ......
					    x....x   */
				}
		};
		
		for(Point[] pic : pics) {
			for(Point p : pic)
				p.color = Color.YELLOW;
		}
	}
	
	public void  passOneTimeSlice() {
		if(life >= pics.length) {
			state = OVER;
		}
	}
}

/**
 * 
 */
class QuickExplode extends Explode
{
	public QuickExplode(int x, int y) {
		super(x, y);		
		/**  x,y of point is offset to the center of the explode  **/
		pics = new Point[][] {
				{
					new Point(1,1)
					/** ......
					 *  ......
					    ..o...
					    ...x..
					    ......
					    ......   */
				},
				{
					new Point(0,0), new Point(1,0),
					new Point(0,1), new Point(1,1),
					/** ......
					 *  ......
					    ..ox..
					    ..xx..
					    ......
					    ......   */
				},
				{
					new Point(-1,-1), new Point(2,-1),
					new Point(0,0), new Point(1,0),
					new Point(0,1), new Point(1,1),
					new Point(-1,2), new Point(2,2),
					/** ......
					 *  .x..x.
					    ..ox..
					    ..xx..
					    .x..x.
					    ......   */
				},
				{
					new Point(-2,-2), new Point(3,-2),
					new Point(-1,-1), new Point(2,-1),
					new Point(-1, 2), new Point(2, 2),
					new Point(-2, 3), new Point(3, 3)
					/** x....x
					 *  .x..x.
					    ..o...
					    ......
					    .x..x.
					    x....x   */
				},
				{
					new Point(-2,-2), new Point(3,-2),
					new Point(-2, 3), new Point(3, 3)
					/** x....x
					 *  ......
					    ..o...
					    ......
					    ......
					    x....x   */
				}
		};
		
		for(Point[] pic : pics) {
			for(Point p : pic)
				p.color = Color.YELLOW;
		}
	}
	
	public void  passOneTimeSlice() {
		if(life >= pics.length) {
			state = OVER;
		}
	}
}



class SlowExplode extends Explode
{
	public SlowExplode(int x, int y)
	{
		super(x, y);
		/**  x,y of point is offset to the center of the explode  **/
		pics = new Point[][] {
				{
					new Point(1,1)
					/** ......
					 *  ......
					    ..o...
					    ...x..
					    ......
					    ......   */
				},
				{
					new Point(0,0), new Point(1,0),
					new Point(0,1), new Point(1,1),
					/** ......
					 *  ......
					    ..ox..
					    ..xx..
					    ......
					    ......   */
				},
				{
					new Point(-1,-1), new Point(2,-1),
					new Point(0,0), new Point(1,0),
					new Point(0,1), new Point(1,1),
					new Point(-1,2), new Point(2,2),
					/** ......
					 *  .x..x.
					    ..ox..
					    ..xx..
					    .x..x.
					    ......   */
				},
				{
					new Point(-2,-2), new Point(3,-2),
					new Point(-1,-1), new Point(2,-1),
					new Point(-1, 2), new Point(2, 2),
					new Point(-2, 3), new Point(3, 3)
					/** x....x
					 *  .x..x.
					    ..o...
					    ......
					    .x..x.
					    x....x   */
				},
				{
					new Point(-2,-2), new Point(3,-2),
					new Point(-2, 3), new Point(3, 3)
					/** x....x
					 *  ......
					    ..o...
					    ......
					    ......
					    x....x   */
				}
		};
		
		for(Point[] pic : pics) {
			for(Point p : pic)
				p.color = Color.YELLOW;
		}
	}
	
	public void  passOneTimeSlice() {
		if(life >= pics.length) {
			state = OVER;
		}
	}
}


class AroundExplode extends Explode
{
	public AroundExplode(int x, int y)
	{
		super(x, y);
		
		/**  x,y of point is offset to the center of the explode  **/
		pics = new Point[][] {
				{
					new Point(1,1)
					/** ......
					 *  ......
					    ..o...
					    ...x..
					    ......
					    ......   */
				},
				{
					new Point(0,0), new Point(1,0),
					new Point(0,1), new Point(1,1),
					/** ......
					 *  ......
					    ..ox..
					    ..xx..
					    ......
					    ......   */
				},
				{
					new Point(-1,-1), new Point(2,-1),
					new Point(0,0), new Point(1,0),
					new Point(0,1), new Point(1,1),
					new Point(-1,2), new Point(2,2),
					/** ......
					 *  .x..x.
					    ..ox..
					    ..xx..
					    .x..x.
					    ......   */
				},
				{
					new Point(-2,-2), new Point(3,-2),
					new Point(-1,-1), new Point(2,-1),
					new Point(-1, 2), new Point(2, 2),
					new Point(-2, 3), new Point(3, 3)
					/** x....x
					 *  .x..x.
					    ..o...
					    ......
					    .x..x.
					    x....x   */
				},
				{
					new Point(-2,-2), new Point(3,-2),
					new Point(-2, 3), new Point(3, 3)
					/** x....x
					 *  ......
					    ..o...
					    ......
					    ......
					    x....x   */
				}
		};
		
		for(Point[] pic : pics) {
			for(Point p : pic)
				p.color = Color.YELLOW;
		}
	}
	
	public void  passOneTimeSlice() {
		if(life >= pics.length) {
			state = OVER;
		}
	}
}