坦克随机移动、调整爆炸位置

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

@@ -0,0 +1,95 @@
+package com.example.tankbattle;
+
+import java.io.IOException;
+
+import javax.sound.sampled.AudioFormat;
+import javax.sound.sampled.AudioInputStream;
+import javax.sound.sampled.AudioSystem;
+import javax.sound.sampled.DataLine;
+import javax.sound.sampled.SourceDataLine;
+
+public class Audio {
+
+	byte[] b = new byte[1024 * 1024 * 15];
+
+	public void loop() {
+		try {
+
+			while (true) {
+				int len = 0;
+				sourceDataLine.open(audioFormat, 1024 * 1024 * 15);
+				sourceDataLine.start();
+				//System.out.println(audioInputStream.markSupported());
+				audioInputStream.mark(12358946);
+				while ((len = audioInputStream.read(b)) > 0) {
+					sourceDataLine.write(b, 0, len);
+				}
+				audioInputStream.reset();
+
+				sourceDataLine.drain();
+				sourceDataLine.close();
+			}
+
+		} catch (Exception e) {
+			e.printStackTrace();
+		}
+	}
+
+	private AudioFormat audioFormat = null;
+	private SourceDataLine sourceDataLine = null;
+	private DataLine.Info dataLine_info = null;
+
+	private AudioInputStream audioInputStream = null;
+
+	public Audio(String fileName) {
+		try {
+			audioInputStream = AudioSystem.getAudioInputStream(Audio.class.getClassLoader().getResource(fileName));
+			audioFormat = audioInputStream.getFormat();
+			dataLine_info = new DataLine.Info(SourceDataLine.class, audioFormat);
+			sourceDataLine = (SourceDataLine) AudioSystem.getLine(dataLine_info);
+			//FloatControl volctrl=(FloatControl)sourceDataLine.getControl(FloatControl.Type.MASTER_GAIN);   
+			//volctrl.setValue(-40);// 
+
+		} catch (Exception e) {
+			e.printStackTrace();
+		}
+	}
+
+	public void play() {
+		try {
+			byte[] b = new byte[1024 * 5];
+			int len = 0;
+			sourceDataLine.open(audioFormat, 1024 * 5);
+			sourceDataLine.start();
+			System.out.println(audioInputStream.markSupported());
+			// audioInputStream.mark(12358946);
+			while ((len = audioInputStream.read(b)) > 0) {
+				sourceDataLine.write(b, 0, len);
+			}
+			// audioInputStream.reset();
+
+			sourceDataLine.drain();
+			sourceDataLine.close();
+
+		} catch (Exception e) {
+			e.printStackTrace();
+		}
+	}
+
+
+	public void close() {
+		try {
+			audioInputStream.close();
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+	}
+
+	public static void main(String[] args) {
+		// Audio a = new Audio("audio/explode.wav");
+		Audio a = new Audio("audio/war1.wav");
+		a.loop();
+
+	}
+
+}

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

@@ -4,7 +4,7 @@ import java.awt.Graphics;
 import java.awt.Rectangle;
 
 public class Bullet {
-    private static final int SPEED = 10;
+    private static final int SPEED = 6;
     public static int WIDTH = ResourceMgr.bulletD.getWidth();
     public static int HEIGHT = ResourceMgr.bulletD.getHeight();
     private int x, y;
@@ -83,6 +83,9 @@ public class Bullet {
         if (rect1.intersects(rect2)) {
             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(new Explode(eX, eY, tf));
         }
     }
 

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

@@ -8,7 +8,6 @@ public class Explode {
 
     private int x, y;
 
-    private boolean living = true;
     TankFrame tf = null;
 
     private int step = 0;
@@ -24,6 +23,7 @@ public class Explode {
         g.drawImage(ResourceMgr.explodes[step++], x, y, null);
 
         if (step >= ResourceMgr.explodes.length)
-            step = 0;
+            tf.explodes.remove(this);
+
     }
 }

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

@@ -0,0 +1,24 @@
+package com.example.tankbattle;
+
+import java.awt.Graphics2D;
+import java.awt.RenderingHints;
+import java.awt.image.BufferedImage;
+
+public class ImageUtil {
+	public static BufferedImage rotateImage(final BufferedImage bufferedimage,
+            final int degree) {
+        int w = bufferedimage.getWidth();
+        int h = bufferedimage.getHeight();
+        int type = bufferedimage.getColorModel().getTransparency();
+        BufferedImage img;
+        Graphics2D graphics2d;
+        (graphics2d = (img = new BufferedImage(w, h, type))
+                .createGraphics()).setRenderingHint(
+                RenderingHints.KEY_INTERPOLATION,
+                RenderingHints.VALUE_INTERPOLATION_BILINEAR);
+        graphics2d.rotate(Math.toRadians(degree), w / 2, h / 2);
+        graphics2d.drawImage(bufferedimage, 0, 0, null);
+        graphics2d.dispose();
+        return img;
+    }
+}

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

@@ -11,15 +11,16 @@ public class ResourceMgr {
 
     static {
         try {
-            tankL = ImageIO.read(ResourceMgr.class.getClassLoader().getResourceAsStream("images/tankL.gif"));
-            tankU = ImageIO.read(ResourceMgr.class.getClassLoader().getResourceAsStream("images/tankU.gif"));
-            tankR = ImageIO.read(ResourceMgr.class.getClassLoader().getResourceAsStream("images/tankR.gif"));
-            tankD = ImageIO.read(ResourceMgr.class.getClassLoader().getResourceAsStream("images/tankD.gif"));
+            tankU = ImageIO.read(ResourceMgr.class.getClassLoader().getResourceAsStream("images/BadTank1.png"));
+            tankL = ImageUtil.rotateImage(tankU, -90);
+            tankR = ImageUtil.rotateImage(tankU, 90);
+            tankD = ImageUtil.rotateImage(tankU, 180);
+
+            bulletU = ImageIO.read(ResourceMgr.class.getClassLoader().getResourceAsStream("images/bulletU.png"));
+            bulletL = ImageUtil.rotateImage(bulletU, -90);
+            bulletR = ImageUtil.rotateImage(bulletU, 90);
+            bulletD = ImageUtil.rotateImage(bulletU, 180);
 
-            bulletL = ImageIO.read(ResourceMgr.class.getClassLoader().getResourceAsStream("images/bulletL.gif"));
-            bulletU = ImageIO.read(ResourceMgr.class.getClassLoader().getResourceAsStream("images/bulletU.gif"));
-            bulletR = ImageIO.read(ResourceMgr.class.getClassLoader().getResourceAsStream("images/bulletR.gif"));
-            bulletD = ImageIO.read(ResourceMgr.class.getClassLoader().getResourceAsStream("images/bulletD.gif"));
             for (int i = 0; i < 16; i++) explodes[i] = ImageIO.read(ResourceMgr.class.getClassLoader().getResourceAsStream("images/e" + (i + 1) + ".gif"));
         } catch (IOException e) {
             e.printStackTrace();

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

@@ -81,7 +81,15 @@ public class Tank {
                 break;
         }
 
-        if (random.nextInt(10) > 8) this.fire();
+        if (this.group == Group.BAD && random.nextInt(100) > 95) this.fire();
+
+        if (this.group == Group.BAD && random.nextInt(100) > 95) {
+            randomDir();
+        }
+    }
+
+    private void randomDir() {
+        this.dir = Dir.values()[random.nextInt(4)];
     }
 
     public void paint(Graphics g) {

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

@@ -17,9 +17,10 @@ public class TankFrame extends Frame {
 
     List<Bullet> bullets = new ArrayList<>();
     List<Tank> tanks = new ArrayList<>();
-    Explode e = new Explode(100, 100, this);
+    List<Explode> explodes = new ArrayList<>();
 
-    static final int GAME_WIDTH = 800,GAME_HEIGHT=600;
+
+    static final int GAME_WIDTH = 1080, GAME_HEIGHT = 960;
 
 	public TankFrame() {
         setSize(GAME_WIDTH, GAME_HEIGHT);
@@ -55,7 +56,8 @@ public class TankFrame extends Frame {
         Color c = g.getColor();
         g.setColor(Color.WHITE);
         g.drawString("子弹的数量:" + bullets.size(), 10, 60);
-        g.drawString("敌方坦克的数量:" + tanks.size(), 10, 60);
+        g.drawString("敌方坦克的数量:" + tanks.size(), 10, 80);
+        g.drawString("爆炸的数量:" + explodes.size(), 10, 100);
         g.setColor(c);
 
         myTank.paint(g);
@@ -67,12 +69,15 @@ public class TankFrame extends Frame {
             tanks.get(i).paint(g);
         }
 
+        for (int i = 0; i < explodes.size(); i++) {
+            explodes.get(i).paint(g);
+        }
+
         for (int i = 0; i < bullets.size(); i++) {
             for (int j = 0; j < tanks.size(); j++)
                 bullets.get(i).collideWith(tanks.get(j));
         }
 
-        e.paint(g);
 //        for (Iterator<Bullet> it = bullets.iterator(); it.hasNext()) {
 //            Bullet b = it.next();
 //            if (!b.live) it.remove();