抽象工厂，动态添加产品族

src/main/java/com/example/tankbattle/Audio.java

@@ -61,8 +61,8 @@ public class Audio {
 			int len = 0;
 			sourceDataLine.open(audioFormat, 1024 * 5);
 			sourceDataLine.start();
-			System.out.println(audioInputStream.markSupported());
-			// audioInputStream.mark(12358946);
+			// System.out.println(audioInputStream.markSupported());
+			audioInputStream.mark(12358946);
 			while ((len = audioInputStream.read(b)) > 0) {
 				sourceDataLine.write(b, 0, len);
 			}

src/main/java/com/example/tankbattle/Bullet.java

@@ -1,9 +1,12 @@
 package com.example.tankbattle;
 
+import com.example.tankbattle.abstractfactory.BaseBullet;
+import com.example.tankbattle.abstractfactory.BaseTank;
+
 import java.awt.Graphics;
 import java.awt.Rectangle;
 
-public class Bullet {
+public class Bullet extends BaseBullet {
     private static final int SPEED = 6;
     public static int WIDTH = ResourceMgr.bulletD.getWidth();
     public static int HEIGHT = ResourceMgr.bulletD.getHeight();
@@ -40,6 +43,7 @@ public class Bullet {
         this.group = group;
     }
 
+    @Override
     public void paint(Graphics g) {
         if (!living) {
             tf.bullets.remove(this);
@@ -89,7 +93,8 @@ public class Bullet {
         if (x < 0 || y < 0 || x > TankFrame.GAME_WIDTH || y > TankFrame.GAME_HEIGHT) living = false;
     }
 
-    public void collideWith(Tank tank){
+    @Override
+    public void collideWith(BaseTank tank) {
         if (this.group == tank.getGroup()) return;
         if (this.rect.intersects(tank.rect)) {
             tank.die();

src/main/java/com/example/tankbattle/DefaultFireStrategy.java

@@ -7,7 +7,7 @@ public class DefaultFireStrategy implements FireStrategy {
         int bX = t.x + Tank.WIDTH/2 - Bullet.WIDTH/2;
         int bY = t.y + Tank.HEIGHT/2 - Bullet.HEIGHT/2;
 
-        new Bullet(bX, bY, t.dir, t.group, t.tf);
+        t.tf.bullets.add(new Bullet(bX, bY, t.dir, t.group, t.tf));
 
         if(t.group == Group.GOOD) new Thread(()->new Audio("audio/tank_fire.wav").play()).start();
     }

src/main/java/com/example/tankbattle/Explode.java

@@ -1,8 +1,10 @@
 package com.example.tankbattle;
 
+import com.example.tankbattle.abstractfactory.BaseExplode;
+
 import java.awt.*;
 
-public class Explode {
+public class Explode extends BaseExplode {
     public static int WIDTH = ResourceMgr.explodes[0].getWidth();
     public static int HEIGHT = ResourceMgr.explodes[0].getHeight();
 
@@ -18,6 +20,7 @@ public class Explode {
         this.tf = tf;
     }
 
+    @Override
     public void paint(Graphics g) {
 
         g.drawImage(ResourceMgr.explodes[step++], x, y, null);

src/main/java/com/example/tankbattle/Tank.java

@@ -1,9 +1,11 @@
 package com.example.tankbattle;
 
+import com.example.tankbattle.abstractfactory.BaseTank;
+
 import java.awt.*;
 import java.util.Random;
 
-public class Tank {
+public class Tank extends BaseTank {
     private static final int SPEED = 2;
 
     public static int WIDTH = ResourceMgr.goodTankU.getWidth();
@@ -132,6 +134,7 @@ public class Tank {
         this.dir = Dir.values()[random.nextInt(4)];
     }
 
+    @Override
     public void paint(Graphics g) {
         if (!living) tf.tanks.remove(this);
         switch (dir) {
@@ -169,6 +172,7 @@ public class Tank {
         this.y = y;
     }
 
+    @Override
     public void die() {
         this.living = false;
     }

src/main/java/com/example/tankbattle/TankFrame.java

@@ -1,5 +1,11 @@
 package com.example.tankbattle;
 
+import com.example.tankbattle.abstractfactory.BaseBullet;
+import com.example.tankbattle.abstractfactory.BaseExplode;
+import com.example.tankbattle.abstractfactory.BaseTank;
+import com.example.tankbattle.abstractfactory.DefaultFactory;
+import com.example.tankbattle.abstractfactory.GameFactory;
+
 import java.awt.Color;
 import java.awt.Frame;
 import java.awt.Graphics;
@@ -15,13 +21,15 @@ public class TankFrame extends Frame {
 
     Tank myTank = new Tank(200, 400, Dir.DOWN, Group.GOOD, this);
 
-    List<Bullet> bullets = new ArrayList<>();
-    List<Tank> tanks = new ArrayList<>();
-    List<Explode> explodes = new ArrayList<>();
+    public List<BaseBullet> bullets = new ArrayList<>();
+    public List<BaseTank> tanks = new ArrayList<>();
+    public List<BaseExplode> explodes = new ArrayList<>();
+
+    public GameFactory gf = new DefaultFactory();
 
+    public static final int GAME_WIDTH = Integer.valueOf(PropertyMgr.get("gameWidth"));
 
-    static final int GAME_WIDTH = Integer.valueOf(PropertyMgr.get("gameWidth"));
-    static final int GAME_HEIGHT = Integer.valueOf(PropertyMgr.get("gameHeight"));
+    public static final int GAME_HEIGHT = Integer.valueOf(PropertyMgr.get("gameHeight"));
 
     public TankFrame() {
         setSize(GAME_WIDTH, GAME_HEIGHT);
@@ -38,6 +46,7 @@ public class TankFrame extends Frame {
     }
 
     Image offScreenImage = null;
+
     @Override
     public void update(Graphics g) {
         if (offScreenImage == null) {
@@ -114,6 +123,7 @@ public class TankFrame extends Frame {
             }
 
             setMainTankDir();
+            new Thread(()->new Audio("audio/tank_move.wav").play()).start();
         }
 
         @Override
@@ -148,10 +158,14 @@ public class TankFrame extends Frame {
                 myTank.setMoving(false);
             } else {
                 myTank.setMoving(true);
-                if (bL) myTank.setDir(Dir.LEFT);
-                if (bU) myTank.setDir(Dir.UP);
-                if (bR) myTank.setDir(Dir.RIGHT);
-                if (bD) myTank.setDir(Dir.DOWN);
+                if (bL)
+                    myTank.setDir(Dir.LEFT);
+                if (bU)
+                    myTank.setDir(Dir.UP);
+                if (bR)
+                    myTank.setDir(Dir.RIGHT);
+                if (bD)
+                    myTank.setDir(Dir.DOWN);
             }
         }
     }

src/main/java/com/example/tankbattle/abstractfactory/BaseBullet.java

@@ -0,0 +1,9 @@
+package com.example.tankbattle.abstractfactory;
+
+import java.awt.Graphics;
+
+public abstract class BaseBullet {
+    public abstract void paint(Graphics g);
+
+    public abstract void collideWith(BaseTank tank);
+}

src/main/java/com/example/tankbattle/abstractfactory/BaseExplode.java

@@ -0,0 +1,7 @@
+package com.example.tankbattle.abstractfactory;
+
+import java.awt.Graphics;
+
+public abstract class BaseExplode {
+    public abstract void paint(Graphics g);
+}

src/main/java/com/example/tankbattle/abstractfactory/BaseTank.java

@@ -0,0 +1,23 @@
+package com.example.tankbattle.abstractfactory;
+
+import com.example.tankbattle.Group;
+
+import java.awt.Graphics;
+import java.awt.Rectangle;
+
+public abstract class BaseTank {
+    public Group group = Group.BAD;
+    public Rectangle rect = new Rectangle();
+
+    public abstract void paint(Graphics g);
+
+    public Group getGroup() {
+        return this.group;
+    }
+
+    public abstract void die();
+
+    public abstract int getX();
+
+    public abstract int getY();
+}

src/main/java/com/example/tankbattle/abstractfactory/DefaultFactory.java

@@ -0,0 +1,25 @@
+package com.example.tankbattle.abstractfactory;
+
+import com.example.tankbattle.Bullet;
+import com.example.tankbattle.Dir;
+import com.example.tankbattle.Explode;
+import com.example.tankbattle.Group;
+import com.example.tankbattle.Tank;
+import com.example.tankbattle.TankFrame;
+
+public class DefaultFactory extends GameFactory {
+    @Override
+    public BaseTank createTank(int x, int y, Dir dir, Group group, TankFrame tf) {
+        return new Tank(x, y, dir, group, tf);
+    }
+
+    @Override
+    public BaseExplode createExplode(int x, int y, TankFrame tf) {
+        return new Explode(x, y, tf);
+    }
+
+    @Override
+    public BaseBullet createBullet(int x, int y, Dir dir, Group group, TankFrame tf) {
+        return new Bullet(x, y, dir, group, tf);
+    }
+}

src/main/java/com/example/tankbattle/abstractfactory/GameFactory.java

@@ -0,0 +1,14 @@
+package com.example.tankbattle.abstractfactory;
+
+import com.example.tankbattle.Dir;
+import com.example.tankbattle.Group;
+import com.example.tankbattle.TankFrame;
+
+public abstract class GameFactory {
+    public abstract BaseTank createTank(int x, int y, Dir dir, Group group, TankFrame tf);
+
+    public abstract BaseExplode createExplode(int x, int y, TankFrame tf);
+
+    public abstract BaseBullet createBullet(int x, int y, Dir dir, Group group, TankFrame tf);
+
+}

src/main/java/com/example/tankbattle/abstractfactory/RectBullet.java

@@ -0,0 +1,105 @@
+package com.example.tankbattle.abstractfactory;
+
+import com.example.tankbattle.Dir;
+import com.example.tankbattle.Explode;
+import com.example.tankbattle.Group;
+import com.example.tankbattle.ResourceMgr;
+import com.example.tankbattle.Tank;
+import com.example.tankbattle.TankFrame;
+
+import java.awt.Color;
+import java.awt.Graphics;
+import java.awt.Rectangle;
+
+public class RectBullet extends BaseBullet {
+
+    private static final int SPEED = 6;
+    public static int WIDTH = ResourceMgr.bulletD.getWidth();
+    public static int HEIGHT = ResourceMgr.bulletD.getHeight();
+
+    Rectangle rect = new Rectangle();
+
+    private int x, y;
+    private Dir dir;
+
+    private boolean living = true;
+    TankFrame tf = null;
+    private Group group = Group.BAD;
+
+    public RectBullet(int x, int y, Dir dir, Group group, TankFrame tf) {
+        this.x = x;
+        this.y = y;
+        this.dir = dir;
+        this.group = group;
+        this.tf = tf;
+
+        rect.x = this.x;
+        rect.y = this.y;
+        rect.width = WIDTH;
+        rect.height = HEIGHT;
+
+        tf.bullets.add(this);
+    }
+
+    public Group getGroup() {
+        return group;
+    }
+
+    public void setGroup(Group group) {
+        this.group = group;
+    }
+
+    public void paint(Graphics g) {
+        if (!living) {
+            tf.bullets.remove(this);
+        }
+        Color c = g.getColor();
+        g.setColor(Color.YELLOW);
+        g.fillRect(x, y, 20, 20);
+        g.setColor(c);
+
+        move();
+    }
+
+    private void move() {
+        switch (dir) {
+            case LEFT:
+                x -= SPEED;
+                break;
+            case UP:
+                y -= SPEED;
+                break;
+            case RIGHT:
+                x += SPEED;
+                break;
+
+            case DOWN:
+                y += SPEED;
+                break;
+            default:
+                break;
+        }
+
+        rect.x = this.x;
+        rect.y = this.y;
+
+        if (x < 0 || y < 0 || x > TankFrame.GAME_WIDTH || y > TankFrame.GAME_HEIGHT) living = false;
+    }
+
+    @Override
+    public void collideWith(BaseTank tank) {
+        if (this.group == tank.getGroup()) return;
+        if (this.rect.intersects(tank.rect)) {
+            tank.die();
+            this.die();
+            int eX = tank.getX() + Tank.WIDTH / 2 - Explode.WIDTH / 2;
+            int eY = tank.getY() + Tank.HEIGHT / 2 - Explode.HEIGHT / 2;
+            tf.explodes.add(tf.gf.createExplode(eX, eY, tf));
+        }
+    }
+
+    private void die() {
+        this.living = false;
+    }
+
+}

src/main/java/com/example/tankbattle/abstractfactory/RectExplode.java

@@ -0,0 +1,45 @@
+package com.example.tankbattle.abstractfactory;
+
+import com.example.tankbattle.Audio;
+import com.example.tankbattle.ResourceMgr;
+import com.example.tankbattle.TankFrame;
+
+import java.awt.Color;
+import java.awt.Graphics;
+
+
+public class RectExplode extends BaseExplode {
+
+    public static int WIDTH = ResourceMgr.explodes[0].getWidth();
+    public static int HEIGHT = ResourceMgr.explodes[0].getHeight();
+
+    private int x, y;
+
+    TankFrame tf = null;
+
+    private int step = 0;
+
+    public RectExplode(int x, int y, TankFrame tf) {
+        this.x = x;
+        this.y = y;
+        this.tf = tf;
+
+        new Thread(() -> new Audio("audio/explode.wav").play()).start();
+    }
+
+    @Override
+    public void paint(Graphics g) {
+
+        // g.drawImage(ResourceMgr.explodes[step++], x, y, null);
+        Color c = g.getColor();
+        g.setColor(Color.RED);
+        g.fillRect(x, y, 10*step, 10*step);
+        step++;
+        if (step >= 15) {
+            tf.explodes.remove(this);
+        }
+        g.setColor(c);
+
+    }
+
+}

src/main/java/com/example/tankbattle/abstractfactory/RectFactory.java

@@ -0,0 +1,23 @@
+package com.example.tankbattle.abstractfactory;
+
+import com.example.tankbattle.Dir;
+import com.example.tankbattle.Group;
+import com.example.tankbattle.TankFrame;
+
+public class RectFactory extends GameFactory {
+
+    @Override
+    public BaseTank createTank(int x, int y, Dir dir, Group group, TankFrame tf) {
+        return new RectTank(x, y, dir, group, tf);
+    }
+
+    @Override
+    public BaseExplode createExplode(int x, int y, TankFrame tf) {
+        return new RectExplode(x, y, tf);
+    }
+
+    @Override
+    public BaseBullet createBullet(int x, int y, Dir dir, Group group, TankFrame tf) {
+        return new RectBullet(x, y, dir, group, tf);
+    }
+}

src/main/java/com/example/tankbattle/abstractfactory/RectTank.java

@@ -0,0 +1,191 @@
+package com.example.tankbattle.abstractfactory;
+
+import com.example.tankbattle.Audio;
+import com.example.tankbattle.Bullet;
+import com.example.tankbattle.DefaultFireStrategy;
+import com.example.tankbattle.Dir;
+import com.example.tankbattle.FireStrategy;
+import com.example.tankbattle.Group;
+import com.example.tankbattle.PropertyMgr;
+import com.example.tankbattle.ResourceMgr;
+import com.example.tankbattle.Tank;
+import com.example.tankbattle.TankFrame;
+
+import java.awt.Color;
+import java.awt.Graphics;
+import java.awt.Rectangle;
+import java.util.Random;
+
+public class RectTank extends BaseTank{
+
+    private static final int SPEED = 2;
+
+    public static int WIDTH = ResourceMgr.goodTankU.getWidth();
+    public static int HEIGHT = ResourceMgr.goodTankU.getHeight();
+
+    public Rectangle rect = new Rectangle();
+
+    private Random random = new Random();
+
+    int x, y;
+
+    Dir dir = Dir.DOWN;
+
+    private boolean moving = true;
+
+    TankFrame tf = null;
+
+    private boolean living = true;
+
+    Group group = Group.BAD;
+
+    FireStrategy fs;
+
+    public RectTank(int x, int y, Dir dir, Group group, TankFrame tf) {
+        super();
+        this.x = x;
+        this.y = y;
+        this.dir = dir;
+        this.group = group;
+        this.tf = tf;
+
+        rect.x = this.x;
+        rect.y = this.y;
+        rect.width = WIDTH;
+        rect.height = HEIGHT;
+
+        if(group == Group.GOOD) {
+            String goodFSName = PropertyMgr.get("goodFS");
+
+            try {
+                fs = (FireStrategy)Class.forName(goodFSName).getDeclaredConstructor().newInstance();
+            } catch (Exception e) {
+                e.printStackTrace();
+            }
+
+        } else {
+            fs = new DefaultFireStrategy();
+        }
+    }
+
+    public void fire(){
+        // fs.fire(this);
+
+        int bX = this.x + RectTank.WIDTH / 2 - Bullet.WIDTH / 2;
+        int bY = this.y + RectTank.HEIGHT / 2 - Bullet.HEIGHT / 2;
+
+        Dir[] dirs = Dir.values();
+        for (Dir dir : dirs) {
+            tf.gf.createBullet(bX, bY, dir, group, tf);
+        }
+
+        if (group == Group.GOOD)
+            new Thread(() -> new Audio("audio/tank_fire.wav").play()).start();
+    }
+
+    public Dir getDir() {
+        return dir;
+    }
+
+    @Override
+    public int getX() {
+        return x;
+    }
+
+
+    @Override
+    public Group getGroup() {
+        return group;
+    }
+
+    public void setGroup(Group group) {
+        this.group = group;
+    }
+
+    @Override
+    public int getY() {
+        return y;
+    }
+
+
+    public boolean isMoving() {
+        return moving;
+    }
+
+    private void move() {
+        if (!moving) return;
+        switch (dir) {
+            case LEFT:
+                x -= SPEED;
+                break;
+            case UP:
+                y -= SPEED;
+                break;
+            case RIGHT:
+                x += SPEED;
+                break;
+            case DOWN:
+                y += SPEED;
+                break;
+            default:
+                break;
+        }
+
+        if (this.group == Group.BAD && random.nextInt(100) > 95)
+            this.fire();
+
+        if (this.group == Group.BAD && random.nextInt(100) > 95)
+            randomDir();
+
+        boundsCheck();
+    }
+
+    private void boundsCheck() {
+        if (this.x < 2)
+            x = 2;
+        if (this.y < 28)
+            y = 28;
+
+        if (this.x > TankFrame.GAME_WIDTH - Tank.WIDTH)
+            x = TankFrame.GAME_WIDTH - Tank.WIDTH;
+        if (this.y > TankFrame.GAME_HEIGHT - Tank.HEIGHT)
+            y = TankFrame.GAME_HEIGHT - Tank.HEIGHT;
+    }
+
+    private void randomDir() {
+        this.dir = Dir.values()[random.nextInt(4)];
+    }
+
+    @Override
+    public void paint(Graphics g) {
+        if (!living) tf.tanks.remove(this);
+
+        Color c = g.getColor();
+        g.setColor(group == Group.GOOD ? Color.RED : Color.BLUE);
+        g.fillRect(x, y, 40, 40);
+        g.setColor(c);
+        move();
+    }
+
+    public void setDir(Dir dir) {
+        this.dir = dir;
+    }
+
+    public void setMoving(boolean moving) {
+        this.moving = moving;
+    }
+
+    public void setX(int x) {
+        this.x = x;
+    }
+
+    public void setY(int y) {
+        this.y = y;
+    }
+
+    @Override
+    public void die() {
+        this.living = false;
+    }
+
+}

src/main/resources/Config.properties

@@ -5,5 +5,5 @@ bulletSpeed=10
 gameWidth=1080
 gameHeight=720
 #fireStrategy
-goodFS=com.mashibing.tank.FourDirFireStrategy
-badFS=com.mashibing.tank.DefaultFireStrategy
+goodFS=com.example.tankbattle.FourDirFireStrategy
+badFS=com.example.tankbattle.DefaultFireStrategy