android貪喫蛇（超級簡陋版）

public class body {
	public int ax;//代表X周變量
	public int ay;//代表Y軸變量
	public int getAx() {
		return ax;
	}
	public void setAx(int ax) {
		this.ax = ax;
	}
	public int getAy() {
		return ay;
	}
	public void setAy(int ay) {
		this.ay = ay;
	}
	public body(int a, int b){//構造函數
		this.ax = a;
		this.ay = b;
	}
}

import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;

public class GetStone {//獲取圖片
	public static  Bitmap createBitmap(Context context,int resId){
		Bitmap map = BitmapFactory.decodeResource(context.getResources(),resId);
		return map;
	}
}

import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.view.Window;
import android.view.WindowManager;

public class MainActivity extends Activity {

	private rungame game;
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		requestWindowFeature(Window.FEATURE_NO_TITLE);//去掉標題欄
		getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);//全屏顯示
		super.onCreate(savedInstanceState);
		int width =getWindowManager().getDefaultDisplay().getWidth();//獲得屏幕寬度
		int height = getWindowManager().getDefaultDisplay().getHeight();//獲得屏幕高度
		game = new rungame(this,width,height);
		setContentView(game);
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		// Inflate the menu; this adds items to the action bar if it is present.
		getMenuInflater().inflate(R.menu.main, menu);
		return true;
	}

}

import java.util.ArrayList;
import java.util.Random;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.util.Log;
import android.view.MotionEvent;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
import android.view.SurfaceHolder.Callback;
import android.view.View;
import android.view.View.OnTouchListener;

public class rungame extends SurfaceView implements Callback,OnTouchListener{

	private Context context;
	private SurfaceHolder holder;
	private int screenw;//傳遞屏幕寬度
	private int screenh;//傳遞屏幕高度
	private static int HH = 0;//獲得磚塊的高度，設置爲全局變量
	private static int WW = 0;//獲得磚塊的寬度，設置爲全局變量
//	private static int [][] bodystart = {{3,8},{3,7},{3,6},{3,5}};//貪喫蛇初始化出現的位置
	private static ArrayList<body> snakeBodies = new ArrayList<body>();//LIST數組的蛇身位置
	private static ArrayList<body> star = new ArrayList<body>();//LIST數組的星星位置
	private static final int UP = 1;//移動方向向上
	private static final int DOWN = 2;//移動方向向下
	private static final int LEFT = 3;//移動方向向左
	private static final int RIGHT = 4;//移動方向向右
	private static int DirectionMove;//當前移動方向，並初始化爲向下
	private static int NextDirectionMove=DOWN;//當前移動方向，並初始化爲向下
	private static long StayTime = 600;//繪製停留時間，初始化爲600毫秒
	private static int Score = 0;//分數，默認爲0
	public rungame(Context context,int screenwidth,int screenheight) {
		super(context);
		this.context = context;
		this.screenh = screenheight;
		this.screenw = screenwidth;
		holder = this.getHolder();
		holder.addCallback(this);
		setOnTouchListener(this);
		getWH();//初始化，取得磚塊的長寬（遊戲以磚牆的長寬爲基礎）
		setArrayList();//初始化蛇身的位置
		setstar();//初始化星星的位置
	}

	private void draw(){//繪製初始化
		Canvas canvas = holder.lockCanvas();
		drawwall(canvas);//繪製牆壁
		drawstar(canvas);//繪製星星
		drawsnake(canvas);//繪製蛇身
		holder.unlockCanvasAndPost(canvas);
	}
	public void drawstar(Canvas canvas){//隨即繪製兩個個星星
		super.onDraw(canvas);
//		Canvas canvas = holder.lockCanvas();
		Bitmap mapstar =GetStone.createBitmap(context, R.drawable.star);
//		canvas.drawBitmap(mapstar, star.get(0).ax*WW, star.get(0).ay*HH,null);
//		canvas.drawBitmap(mapstar, star.get(1).ax*WW, star.get(1).ay*HH,null);
		for(int i=0;i<star.size();i++ ){//畫出星星
			int px = star.get(i).ax;
			int py = star.get(i).ay;
			canvas.drawBitmap(mapstar, px*WW, py*HH, null);
		}
//		holder.unlockCanvasAndPost(canvas);
	}
	private ArrayList<body> setstar(){
		int [][] yes1 = randompoint();
		int [][] yes2 = randompoint();
		Log.i("FFF", "star的座標："+yes1[0][0]+" "+yes1[0][1]);
		Log.i("FFF", "star的座標："+yes2[0][0]+" "+yes2[0][1]);
		body boss1 = new body(yes1[0][0], yes1[0][1]);
		body boss2 = new body(yes2[0][0], yes2[0][1]);
		star.add(boss1);
		star.add(boss2);
		Log.i("FFF", "star的長度："+star.size());
		return star;
	}
	public int[][] randompoint(){//在空白處隨機產生一個數組，用於產生星星的位置
		Random random = new Random();
		int b,d;
		int a = screenh/HH;
		int c = screenw/WW;
		ArrayList<body> bossBody = new ArrayList<body>();
		do{
			d = random.nextInt(c-2)+1;
			b = random.nextInt(a-2)+1;
			body booss = new body(d, b);
			bossBody.add(booss);
		}
		while(snakeBodies.equals(bossBody));//最初的位置不能跟蛇身的位置重合
		int [][] arraystar = {{d,b}};
		Log.i("Width", "寬度格數"+c);
		Log.i("Height", "高度格數"+a);
		return arraystar;
	}
	public ArrayList<body> setArrayList(){//蛇身的位置
		body bos1 = new body(1,8);
		body bos2 = new body(1,7);
		body bos3 = new body(1,6);
		body bos4 = new body(1,5);
		snakeBodies.add(bos1);
		snakeBodies.add(bos2);
		snakeBodies.add(bos3);
		snakeBodies.add(bos4);
		return snakeBodies;
	}
	public void drawsnake(Canvas canvas){//初始化一條蛇,由數組控制蛇的樣子
		int movex,movey;
		super.onDraw(canvas);
		DirectionMove=NextDirectionMove;//將變初始向設置爲變更方向
		switch (DirectionMove) {
		case UP:
			movex = 0;
			movey = -1;
			break;
		case DOWN:
			movex = 0;
			movey = 1;
			break;
		case LEFT:
			movex = -1;
			movey = 0;
			break;
		default:
			movex = 1;
			movey = 0;
			break;
		}
		Bitmap mapbody = GetStone.createBitmap(context, R.drawable.body);
		body mms = new body(snakeBodies.get(0).ax, snakeBodies.get(0).ay);//獲得蛇頭的座標
		mms.ax+=movex;//蛇頭下一步X軸的座標
		mms.ay+=movey;//蛇頭下一步Y軸的座標
		Log.i("SHOWmovex", " "+movex);
		Log.i("SHOWmovex", " "+movey);
		Log.i("添加前snakeBodiesSIZE", " "+snakeBodies.size());
		snakeBodies.add(0,mms);//將該蛇頭下一步的座標插入蛇頭的位置，後面蛇身的位置向後移動
		Log.i("添加後snakeBodiesSIZE", " "+snakeBodies.size());
		if(!eatcheck()){
		snakeBodies.remove(snakeBodies.size()-1);//刪除蛇的最後
		}
		for(int i=0;i<snakeBodies.size();i++ ){//畫出蛇身
			int px = snakeBodies.get(i).ax;
			int py = snakeBodies.get(i).ay;
			canvas.drawBitmap(mapbody, px*WW, py*HH, null);
		}
		Log.i("EVEPOINT", "每次蛇頭的座標"+snakeBodies.get(0).ax+" "+snakeBodies.get(0).ay);
		try {
			Thread.sleep(StayTime);
		} catch (Exception e) {
			// TODO: handle exception
		}
	}
	private void getWH(){
		Bitmap mapcrack =GetStone.createBitmap(context, R.drawable.crack);
		WW = mapcrack.getWidth();
		HH =  mapcrack.getHeight();
	}
	public void drawwall(Canvas canvas){//繪製牆壁
		super.onDraw(canvas);
//		Canvas canvas = holder.lockCanvas();
		Bitmap mapcrack =GetStone.createBitmap(context, R.drawable.crack);
//		WW = mapcrack.getWidth();
//		HH =  mapcrack.getHeight();
		int ssh = screenh/HH;
		int ssw = screenw/WW;
		canvas.drawColor(Color.WHITE);
		for(int i=0;i<=ssh*HH;i+=HH){//繪製牆壁左邊
			canvas.drawBitmap(mapcrack, 0, i,null);
		}
		for(int i=0;i<=ssh*HH;i+=HH){//繪製牆壁右邊
			canvas.drawBitmap(mapcrack, (ssw-1)*WW, i,null);//這裏有一點問題
		}
		for(int i=WW;i<=ssw*WW-WW;i+=WW){//繪製牆壁上邊
			canvas.drawBitmap(mapcrack, i, 0,null);
		}
		for(int i=WW;i<=ssw*WW-WW;i+=WW){//繪製牆壁下邊
			canvas.drawBitmap(mapcrack, i, ssh*HH,null);
		}
//		holder.unlockCanvasAndPost(canvas);
	}
	public void drawScore(){//繪製分數
		Canvas canvas = holder.lockCanvas();
//		canvas.drawColor(Color.WHITE);//註釋掉後會直接繪製到遊戲界面上
		Paint paint = new Paint();
		paint.setColor(Color.RED);
		paint.setTextSize(30);
		canvas.drawText("總分數："+Score, screenw/3,screenh/2, paint);//確定繪製分數位置
		holder.unlockCanvasAndPost(canvas);
	}
	class moveThread implements Runnable{//創建線程
		@Override
		public void run() {
			while(runinto()){
			draw();	
			}
			drawScore();
		}
	}
	public boolean runinto(){//碰撞檢測
		if(snakeBodies.get(0).ax == 0 || snakeBodies.get(0).ax == (screenw/WW-1)
				|| snakeBodies.get(0).ay == 0 || snakeBodies.get(0).ay == (screenh/HH-1)){//蛇頭裝牆壁上
			Log.i("RRR", "false1");
			return false;
		}else if(runbody(snakeBodies.get(0))){//蛇頭撞蛇身上
			Log.i("RRR", "false2");
			return false;
		}else {
			Log.i("RRR", "true");
			return true;
		}
	}
	public boolean runbody(body oop){//蛇頭位置相對於蛇身位置的判斷
		ArrayList<body> fuu = new ArrayList<body>();
//		fuu = snakeBodies;//直接賦值有嚴重錯誤，操作fuu相當於直接操作snakeBodies
		for(int i=0;i<snakeBodies.size();i++){
			body puk = new body(snakeBodies.get(i).ax, snakeBodies.get(i).ay);
			fuu.add(puk);
		}
		fuu.remove(0);//獲得除蛇頭以外的軀幹座標
/*		for(int i=0;i<fuu.size();i++){
			if(fuu.get(i).equals(oop)){
				return true;
			}
		}*/
/*		if(fuu.contains(oop)){
			return true;
		}
		return false;
		*/
//		return fuu.contains(oop);
		int nx = snakeBodies.get(0).ax;
		int ny = snakeBodies.get(0).ay;
		for(int i=0;i<fuu.size();i++){
			if(fuu.get(i).ax==nx&&fuu.get(i).ay==ny){
				return true;
			}
		}
		return false;
	}
	public boolean eatcheck(){//喫到星星檢測
/*		if(snakeBodies.get(0).equals(star.get(0))){
			star.remove(0);
			int [][] aa = randompoint();
			body ppo = new body(aa[0][0], aa[0][1]);
			star.add(ppo);
			Score++;
			Log.i("EEE","喫到星星"+1);
			return true;
		}else if (snakeBodies.get(0).equals(star.get(1))) {
			star.remove(1);
			int [][] aa = randompoint();
			body ppo = new body(aa[0][0], aa[0][1]);
			star.add(ppo);
			Score++;
			Log.i("EEE","喫到星星"+2);
			return true;
		}else {
			Log.i("EEE","沒有喫到星星");
			return false;
		}*/
/*		if(star.contains(snakeBodies.get(0))){
			int amp = star.indexOf(snakeBodies.get(0));//找出與蛇頭位置一樣的星星序號
			Log.i("NUM", "星星序號"+amp);
			Log.i("STAR", "星星座標"+star.get(amp).ax+" "+star.get(amp).ay);
			star.remove(amp);
			int [][] aa = randompoint();
			body ppo = new body(aa[0][0], aa[0][1]);
			star.add(ppo);
			Score++;
			Log.i("EEE","喫到星星"+amp);
			return true;
		}else {
			Log.i("EEE","沒有喫到星星");
			return false;
		}*/
/*		for(int i=0;i<star.size();i++){
			if(snakeBodies.get(0).equals(star.get(i))){
				Log.i("NUM", "星星序號"+i);
				Log.i("STAR", "星星座標"+star.get(i).ax+" "+star.get(i).ay);
				star.remove(i);
				int [][] aa = randompoint();
				body ppo = new body(aa[0][0], aa[0][1]);
				star.add(ppo);
				Score++;
				Log.i("EEE","喫到星星"+i);
				return true;
			}
		}
		return false;*/
		int nx = snakeBodies.get(0).ax;
		int ny = snakeBodies.get(0).ay;
		for(int i=0;i<star.size();i++){
			if(star.get(i).ax==nx&&star.get(i).ay==ny){
				Log.i("NUM", "星星序號"+i);
				Log.i("STAR", "星星座標"+star.get(i).ax+" "+star.get(i).ay);
				star.remove(i);
				int [][] aa = randompoint();
				body ppo = new body(aa[0][0], aa[0][1]);
				star.add(ppo);
				Score++;
				Log.i("EEE","喫到星星"+i);
				StayTime *= 0.9; 
				return true;
			}
		}
		return false;
	}
	@Override
	public boolean onTouch(View v, MotionEvent event) {
		Log.i("BBB","初始方向"+DirectionMove);//初始方向
		if(DirectionMove == UP||DirectionMove == DOWN){
			if(event.getX()>snakeBodies.get(0).ax*WW){
				NextDirectionMove = RIGHT;
			}else {
				NextDirectionMove = LEFT;
			}
		}else if(DirectionMove == RIGHT||DirectionMove == LEFT){
			if (event.getY()>snakeBodies.get(0).ay*HH) {
				NextDirectionMove = DOWN;
			}else {
				NextDirectionMove = UP;
			}
		}
		Log.i("CCC","變更方向"+NextDirectionMove);//變更方向
		return false;
	}
	@Override
	public void surfaceChanged(SurfaceHolder holder, int format, int width,
			int height) {
		// TODO Auto-generated method stub
		
	}
	@Override
	public void surfaceCreated(SurfaceHolder holder) {
		// TODO Auto-generated method stub
		new Thread(new moveThread()).start();//啓動線程
	}

	@Override
	public void surfaceDestroyed(SurfaceHolder holder) {
		// TODO Auto-generated method stub
		
	}

}

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