求助坦克大战项目的问题

2014-03-23 05:38:57 219 阅读 AI 写同款 · GEO 优化AI 选题数据监测一键分发 ›

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Unity3D项目之《坦克大战》 2016年2月4日11:00:27 Tank_Project_Log 新年之前，记录一下Unity3D项目之坦克大战游戏经过，迟迟到过完年才完成发布，实在实在拖延症太重。阅读详情

我是一个初学者想通过写一个小项目复习J2SE的知识就选了马士兵的坦克大战项目但是写到一半的时候出了问题问题就是
坦克在走的时候子弹打不出来就是不能边打边走坦克STOP的时候却可以打出子弹谢谢

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FPGA实战项目1——坦克大战第一个超级融合实战项目---坦克大战。通过Verilog实现，模块化思想，包含详细原理与源代码！！阅读详情

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青麦麦先森 2014-03-23

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引用 4 楼 RunZhi1989 的回复:

擦，我专门下载了jre和eclipse帮你调试。哈哈哈！（原谅我笑了）。你这代码没有问题，你说的问题是因为Tank和Missile的速度一样，同时移动时，Missile被Tank挡住了，你改一下Missile的速度就好了。

55555555555555555555555 原谅我错了一天哭都哭不出来这种问题

LoopJump 2014-03-23

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你这个问题就那么几种情况：键盘事件没有响应，键盘事件响应了，但是fire()函数有问题， fire没有问题，那就是paint函数的问题。一层层查，就好了。

LoopJump 2014-03-23

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擦，我专门下载了jre和eclipse帮你调试。哈哈哈！（原谅我笑了）。你这代码没有问题，你说的问题是因为Tank和Missile的速度一样，同时移动时，Missile被Tank挡住了，你改一下Missile的速度就好了。

青麦麦先森 2014-03-23

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package com.google.www;

import java.awt.*;

import com.google.www.Tank.direction;

public class Missile {
	
	int x,y;
	Tank.direction dir;
	
	public static final int XSPEED = 5;
	public static final int YSPEED = 5;
	
	public static final int WIGHT = 10;
	public static final int HIGHT = 10;
	
	
  public Missile(int x, int y, direction dir) {
		this.x = x;
		this.y = y;
		this.dir = dir;
	}
  public void draw(Graphics g) {
	 Color c =g.getColor();
	 g.setColor(Color.BLACK);
	 g.fillOval(x, y,WIGHT, HIGHT);
	 g.setColor(c);
	 move(); 
  }
  private void move() {
		switch( dir){
		case U:
			y -=YSPEED;break;
		case RU:
			y -= YSPEED;
			x += XSPEED;
			break;
		case R:
			x += XSPEED;
			break;
		case RD:
			y += YSPEED;
			x += XSPEED;
			break;
		case D:
			y += YSPEED;
			break;
		case LD:
			y += YSPEED;
			x -= XSPEED;
			break;
		case L:
			x -= XSPEED;
			break;
		case LU:
			y -= YSPEED;
			x -= XSPEED;
			break;
      }

  }
}

青麦麦先森 2014-03-23

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package com.google.www;

import java.awt.*;
import java.awt.event.KeyEvent;

public class Tank {
	private int x,y;
	
	private static final int XSPEED = 5;
	private static final int YSPEED = 5;
	private static final int WIGHT = 40;
	private static final int HIGHT = 40;
	
	enum direction {U,RU,R,RD,D,LD,L,LU,STOP};
    private boolean bU = false,bD = false, bL = false, bR = false;	
   
    direction dir = direction.STOP;
    direction ptdir = direction.D;
	TankClient tc;
	
	
	public Tank(int x, int y) {
		this.x = x;
		this.y = y;
	}
    
	public Tank(int x, int y, TankClient tc) {
        this(x,y);
		this.tc = tc;
	}
	public void draw(Graphics g){
		Color c = g.getColor();
		g.setColor(Color.RED);
		g.fillOval(x, y, WIGHT, HIGHT);
		g.setColor(c);
		
		switch( ptdir){
		case U:
			g.drawLine(x +Tank.WIGHT/2, y+Tank.HIGHT/2, x +Tank.WIGHT/2, y);
			break;
		case RU:
			g.drawLine(x +Tank.HIGHT/2, y+Tank.WIGHT/2, x +WIGHT, y);
			break;
		case R:
			g.drawLine(x +Tank.HIGHT/2, y+Tank.WIGHT/2, x + Tank.WIGHT, y + Tank.HIGHT/2);
			break;
		case RD:
			g.drawLine(x +Tank.HIGHT/2, y+Tank.WIGHT/2, x +Tank.WIGHT, y + Tank.HIGHT);
			break;
		case D:
			g.drawLine(x +Tank.HIGHT/2, y+Tank.WIGHT/2, x +Tank.WIGHT/2, y+Tank.HIGHT);
			break;
		case LD:
			g.drawLine(x +Tank.HIGHT/2, y+Tank.WIGHT/2, x , y + Tank.HIGHT);
			break;
		case L:
			g.drawLine(x +Tank.HIGHT/2, y+Tank.WIGHT/2, x , y+Tank.HIGHT/2);
			break;
		case LU:
			g.drawLine(x +Tank.HIGHT/2, y+Tank.WIGHT/2, x , y);
			break;
		}
		
		move();
	
	}
    
	void move () {
		switch( dir){
		case U:
			y -=YSPEED;break;
		case RU:
			y -= YSPEED;
			x += XSPEED;
			break;
		case R:
			x += XSPEED;
			break;
		case RD:
			y += YSPEED;
			x += XSPEED;
			break;
		case D:
			y += YSPEED;
			break;
		case LD:
			y += YSPEED;
			x -= XSPEED;
			break;
		case L:
			x -= XSPEED;
			break;
		case LU:
			y -= YSPEED;
			x -= XSPEED;
			break;
		case STOP:
			break;
		}
		if(this.dir !=direction.STOP) {
			this.ptdir = this.dir;
		}                                   
	}
	public void keyPressed(KeyEvent e) {
		int key = e.getKeyCode();
		   switch(key) {
		   case KeyEvent.VK_LEFT:
			   bL = true; break;
		   case KeyEvent.VK_RIGHT:
			   bR = true; break;
		   case KeyEvent.VK_UP:
			   bU = true; break;
		   case KeyEvent.VK_DOWN:
			   bD = true; break;
	
		   }
		   Direction();
	}
     
	
	public void Direction() {
		if(bL && !bU && !bR && !bD) dir = direction.L;
		else if(bL && bU && !bR && !bD) dir = direction.LU;
		else if(!bL && bU && !bR && !bD) dir = direction.U;
		else if(!bL && bU && bR && !bD) dir = direction.RU;
		else if(!bL && !bU && bR && !bD) dir = direction.R;
		else if(!bL && !bU && bR && bD) dir = direction.RD;
		else if(!bL && !bU && !bR && bD) dir = direction.D;
		else if(bL && !bU && !bR && bD) dir = direction.LD;
		else if(!bL && !bU && !bR && !bD) dir = direction.STOP;
	}

	public void keyReleased(KeyEvent e) {
		  
		int key = e.getKeyCode();
		   switch(key) {
		   case KeyEvent.VK_CONTROL:
			   fire();	 break;
		   case KeyEvent.VK_LEFT:
			   bL = false; break;
		   case KeyEvent.VK_RIGHT:
			   bR = false; break;
		   case KeyEvent.VK_UP:
			   bU = false; break;
		   case KeyEvent.VK_DOWN:
			   bD = false; break;
		   }
		   Direction();
	}

    public Missile fire() {
    	int x = this.x + Tank.WIGHT/2 - Missile.WIGHT/2;
    	int y = this.y + Tank.HIGHT/2 - Missile.HIGHT /2;
		Missile m = new Missile(x, y, ptdir);
		tc.Missiles.add(m);

		return m;
    }
}

青麦麦先森 2014-03-23

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package com.google.www;

import java.awt.*;
import java.awt.event.*;
import java.util.List;
import java.util.ArrayList;

public class TankClient extends Frame {
	public static final int GAME_WIDTH = 800;
	public static final int GAME_HEIGHT = 600;
	
	int x = 50, y = 50;
	
	Image offScreenImage = null;
	Tank myTank = new Tank(50, 50, this);
   
    
    List<Missile> Missiles = new ArrayList<Missile>();
    
	
	public void paint(Graphics g) {
		g.drawString("missiles count:" + Missiles.size(), 10, 50);
		
		for(int i=0;i<Missiles.size();i++) {
           Missile m = Missiles.get(i);
           m.draw(g);		   
        }
		myTank.draw(g);
	}
	
	public void update(Graphics g) {
		if(offScreenImage == null) {
			offScreenImage = this.createImage(GAME_WIDTH, GAME_HEIGHT);
		}
		Graphics gOffScreen = offScreenImage.getGraphics();
		Color c = gOffScreen.getColor();
		gOffScreen.setColor(Color.GREEN);
		gOffScreen.fillRect(0, 0, GAME_WIDTH, GAME_HEIGHT);
		gOffScreen.setColor(c);
		paint(gOffScreen);
		g.drawImage(offScreenImage, 0, 0, null);
	}

	public void lauchFrame() {
		//this.setLocation(400, 300);
		this.setSize(GAME_WIDTH, GAME_HEIGHT);
		this.setTitle("TankWar (By:麦麦)");
		this.addWindowListener(new WindowAdapter() {
			public void windowClosing(WindowEvent e) {
				System.exit(0);
			}
		});
		this.setResizable(false);
		this.setBackground(Color.GREEN);
		this.addKeyListener(new KeyMonitor());
		setVisible(true);
		
		new Thread(new PaintThread()).start();
	}

	public static void main(String[] args) {
		TankClient tc = new TankClient();
		tc.lauchFrame();
	}
	
	private class PaintThread implements Runnable {

		public void run() {
			while(true) {
				repaint();
				try {
					Thread.sleep(50);
				} catch (InterruptedException e) {
					e.printStackTrace();
				}
			}
		}
	}
    
	private class KeyMonitor extends KeyAdapter {
		public void keyReleased(KeyEvent e) {
		     myTank.keyReleased(e);
		}

		public void keyPressed(KeyEvent e) {
              myTank.keyPressed(e);
		}
	}
}

求助 坦克大战项目的问题

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