boss.java

学习j2me写的,虽然在碰撞上处理的不好!但其中的技巧还是可以学习的1

/*
 * Boss.java
 *
 * Created on 2006年4月10日, 上午10:34
 *
 * To change this template, choose Tools | Options and locate the template under
 * the Source Creation and Management node. Right-click the template and choose
 * Open. You can then make changes to the template in the Source Editor.
 */

package Creature;


import Snowball.*;
import java.lang.Math;
import java.util.Random;
import javax.microedition.lcdui.game.Sprite;
/**
 *
 * @author Administrator
 */
public class Boss extends Creature{
     /*
     *       参数
     */  
    private int Vx;//水平速度
    
    public int Blood;          //怪物的生命值
     
    public int Number;          //怪物的生命值
    /** Creates a new instance of Boss */
    public Boss(int x, int y, int WalkDir, Sprite ImageL, Sprite ImageR ,int blood) {
        super(x, y, WalkDir, ImageL, ImageR);
                        
        //添加攻击
        AttackState = 0;
        AttackFrame = 0;
        AttackStartFrame = 0;
        AttackEndFrame = 1;
        
        //帧的宽，高
        frameWidth = 40;
        frameHeight = 66;
        
        //状态
        State = true;    //逻辑状态
        DrawState = true;//绘画状态
        
        //速度
        Vx = 1;
        
        //血
        Blood = blood;
    }
    
    //过程更新
    public void Process(int TickCount)
    {
        Move(WalkDir);
        ChangeDir();
        if(Number > 10){
             Attack();
             AttackProc();
             Number = 0;
        }        
        Number++;
    }
  
    //移动
    private void Move(int WalkDir){        
        switch(WalkDir){
            case 0:
                //水平
                x = x - Vx;   
                break;            
            case 1:
                //水平
                x = x + Vx; 
                break;
        }        
    }
    
    //改变方向
    private void ChangeDir(){
        if( x < 60){
           WalkDir = 1;
        }
        if(x > 120){
            WalkDir = 0;
        }
               
    }
        
    public void Attack()
    {        
         //处理动作
        if(0 == AttackState){
            AttackState = 1;  
            AttackFrame = 0;
        }
    }
    
    //攻击过程
    private void AttackProc(){
        if(1 == AttackState){
          //处理动作
          Action = (0 == AttackFrame) ? AttackStartFrame : AttackEndFrame;
          if(1 == AttackFrame){
              AttackState = 0;
          }      
          AttackFrame = 1;
        }      
    }
}