actor_move.java

这是一款竖版射击手机游戏

/*
 * Actor_Move.java
 *
 * Created on 2006年4月20日, 下午2:28
 *
 * 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.
 */
import javax.microedition.lcdui.*;
/**
 *
 * @author Administrator
 */
public class Actor_Move {
    //  public int step;//发连招时的步骤，没有大招则不用
  protected final int lifeMax=10; //角色最大生命值
  protected int life; //当前生命值
  protected int x, y; //当前所处位置，y是脚底的坐标

  protected boolean isBeenAttack; //被打
  protected boolean hitFor;//打中对方，碰撞成功后赋值
  protected boolean isDied; //死亡
 
  protected int action; //当前的行为,比如站立,行走,防御,被打等
  
  protected boolean isWin;//过关标志
  

  protected int  bRight; //为True表示人物面向右,为False则面向左

  public static final int ACT_STAND = 0; //站立
  public static final int ACT_LEFT = 20;
  public static final int ACT_RIGHT = 21;
  public static final int ACT_DOWN = 22;
  public static final int ACT_UP = 23;

  protected Image img; //人物的各种动作图像
//  protected Image headImg; //角色的头像，显示血条所用
  protected int  id; //当前人物的动作在图像中的索引位置
  protected int w, h; //当前动作图像的宽,高
  protected int x1,y1;//当前人物图象在大图片的位置
  protected int imgW;//整个图片的宽度
  
  protected long frameStartTime; //当前帧开始时间
  protected long oldFrameStartTime;//打中状态的起始时间,每次打中后开始记时
  protected int frameDelayTime; //当前帧持续时间
  
  int i=0;//通用索引变量
  int m=0;//从m开始取得索引，m是从jump()进行到哪一贞时候得到的
  int m2=0;//普通攻击态的记录索引
  int moveX;//取位移差
  int moveY;//取位移差
  boolean  attackTure=false;//一次性变量
  protected int stop_frame;
    /** Creates a new instance of Actor_Move */
    public Actor_Move() {
    x=10;
    y=50;//人物初始位置
    init();
    try{
    	img=Image.createImage("/man3.png");
    }catch(Exception e){}
    imgW=img.getWidth();
    }
    
    
   public void init() {//重新使主角的各个属性值得到恢复，重新定位
    bRight=1;//方向向左
    life=10;//当前生命值
    action= ACT_STAND;//当前行为ACT_LEFT;///
    this.setAction(action);
  }
    
 public int getAction(){
 	return action;
 }
 public void setstopframe(int frame){
     this.stop_frame = frame;
 }

 public void setDirection(int direction){
 	bRight=direction;
 }

 
 
 
  
void upDate(){//其目的就是在每次画人物之前处理好将要用到的图片的id，x,y,w,h,imgw
    if(action == this.ACT_LEFT){
        leftmove();
    }else if(action == this.ACT_RIGHT){
        rightmove();
    }else if(action == this.ACT_DOWN){
        downmove();
    }else if(action == this.ACT_UP){
        upmove();
    }else if(action==ACT_STAND){//站立
    doStand();
 }
}
 
  
 public static final int[] actStand=new int[]{//站立
  	//44,500,
  	//45,500
             1,500,
             4,500,
             6,500,
             9,500
  };
  
  public static final int[] left_move = {
            0,100,1,0,
            1,100,1,0,
            2,100,1,0
  };
  public static final int[] right_move ={
            3,100,1,0,
            4,100,1,0,
            5,100,1,0
  };
  public static final int[] down_move = {
            6,100,0,1,
            7,100,0,1,
            8,100,0,1
  };
  public static final int[] up_move = {
            9,100,0,1,
            10,100,0,1,
            11,100,0,1
  };

 public void draw(Graphics g){
	 upDate();
	 try{
		g.setClip(x,y,w,h);//画小图片
		g.drawImage(img,x-x1,y-y1,Graphics.LEFT|Graphics.TOP);//画大图片
                g.setClip(0, 0, 176, 208);
	 }catch (Exception e) {}
 }
 
public void  setAction(int act){
	moveX=0;
	moveY=0;
	action=act;
        i=0;//通用索引
 	//frameStartTime=System.currentTimeMillis();//通用记录起始时间
       // if(act ==this.ACT_LEFT){//左边
       ///     id = left_move[0];
       // //}else if(act == this.ACT_RIGHT){
       //     id = right_move[0];
       // }else if(act == this.ACT_DOWN){
       ///     id = down_move[0];
       /// }else if(act == this.ACT_UP){
        //    id = up_move[0];
       // }else if(act==ACT_STAND){
 	//	id=actStand[0];//只存储图片的索引，函数会处理接下来的事情
 	//}
 	
 	//x1=imgdata[id*4];//根据索引取得初始值
  	// y1=imgdata[id*4+1];
  	 //w=imgdata[id*4+2];
  	 //h=imgdata[id*4+3];
 }
 
 
   
 public int getX(){
  	return x;
  }
 public int getY(){
  	return y;
  }
 void setX(int x){
 	this.x=x;
 }
 void setY(int y){
 	this.y=y;
 }

 public void  doDrop(){
  	y=y+4;
  }  
  
void  doUnder(){//具体朝哪边滑根据具体情况而顶
 	x=x+2;
 	y=y+2;
 }
  

 
void  doStand(){
  	if(System.currentTimeMillis()-frameStartTime>actStand[stop_frame*2+1]){//比较延迟时间
  		frameStartTime=System.currentTimeMillis();
  		id=actStand[stop_frame*2];
  		x1=imgdata[id*4];//根据索引取得初始值
                y1=imgdata[id*4+1];
                w=imgdata[id*4+2];
                h=imgdata[id*4+3];
  	}
  }



  void leftmove(){
      if(System.currentTimeMillis() - frameStartTime >=this.left_move[i*4+1]){//比较延迟时间
          i++;
          if(i>2)
              i=0;
          frameStartTime = System.currentTimeMillis();
          id = left_move[i*4];
          x1 = imgdata[id*4];
          y1 = imgdata[id*4+1];
          w = imgdata[id*4+2];
          h = imgdata[id*4+3];
          moveX = left_move[i*4+2];//得到位移偏差；
          moveY = left_move[i*4+3];
            //y += moveY;
      }
            x -= moveX;
  }
  void rightmove(){
    if(System.currentTimeMillis() - frameStartTime >= this.right_move[i*4+1]){//比较延迟时间
        i++;
        if(i>2)
            i=0;
        frameStartTime = System.currentTimeMillis();
        id = right_move[i*4];
        x1 = imgdata[id*4];
        y1 = imgdata[id*4+1];
        w = imgdata[id*4+2];
        h = imgdata[id*4+3];
        moveX = right_move[i*4+2];
        moveY = right_move[i*4+3];
   // y += moveY;
    }
   x += moveX;
  }
  void downmove(){
      if(System.currentTimeMillis() - frameStartTime >=this.down_move[i*4+1]){//比较延迟时间
          i++;
          if(i>2)
              i=0;
          frameStartTime = System.currentTimeMillis();
          id = down_move[i*4];
          x1 = imgdata[id*4];
          y1 = imgdata[id*4+1];
          w = imgdata[id*4+2];
          h = imgdata[id*4+3];
          moveX = down_move[i*4+2];//得到位移偏差；
          moveY = down_move[i*4+3];
     // x += moveX;
      }
     y += moveY;
  }
  void upmove(){
      if(System.currentTimeMillis() - frameStartTime >=this.up_move[i*4+1]){//比较延迟时间
          i++;
          if(i>2)
              i=0;
          frameStartTime = System.currentTimeMillis();
          id = up_move[i*4];
          x1 = imgdata[id*4];
          y1 = imgdata[id*4+1];
          w = imgdata[id*4+2];
          h = imgdata[id*4+3];
          moveX = up_move[i*4+2];//得到位移偏差；
          moveY = up_move[i*4+3];
      //x += moveX;
      }
      y -= moveY;
  }
public static final short[] imgdata ={
            4,0,19,30,//左
            30,0,18,30,//停
            54,0,19,30,
            
            78,0,18,30,//右
            103,0,18,30,//停
            129,0,17,30,
            
            154,0,17,30,//下　停
            177,0,18,30,
            204,0,18,30,
            
            228,1,18,29,//上　停
            253,0,19,30,
            279,0,19,30
};
}