<span style="font-family:SimHei;font-size:18px;"><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"xmlns:tools="http://schemas.android.com/tools"android:layout_width="match_parent"android:layout_height="match_parent"android:orientation="vertical"android:layout_margin="10dp"><LinearLayoutandroid:layout_marginTop="20dp"android:layout_width="fill_parent"android:layout_height="60dp"android:orientation="horizontal"><LinearLayoutandroid:layout_height="fill_parent"android:layout_width="0dp"android:layout_weight="1"android:orientation="vertical"android:background="@drawable/sorce_bg"><TextViewandroid:layout_width="fill_parent"android:layout_height="0dp"android:layout_weight="1"android:text="Sorce"android:gravity="center"android:textSize="20sp"android:textColor="#FFF8DC"/><TextViewandroid:layout_width="fill_parent"android:layout_height="0dp"android:layout_weight="1"android:id="@+id/id_sorce"android:gravity="center_horizontal"android:textSize="20sp"android:textColor="#ffffff"android:text="0" /></LinearLayout><LinearLayoutandroid:layout_height="fill_parent"android:layout_width="0dp"android:layout_weight="0.1"android:orientation="vertical"></LinearLayout><LinearLayoutandroid:layout_height="fill_parent"android:layout_width="0dp"android:layout_weight="1"android:orientation="vertical"android:background="@drawable/sorce_bg"><TextViewandroid:layout_width="fill_parent"android:layout_height="0dp"android:layout_weight="1"android:text="MaxSorce"android:gravity="center"android:textSize="20sp"android:textColor="#FFF8DC" /><TextViewandroid:layout_width="fill_parent"android:layout_height="0dp"android:layout_weight="1"android:id="@+id/id_maxsorce"android:gravity="center_horizontal"android:textSize="20sp"android:textColor="#ffffff"android:text="0" /></LinearLayout></LinearLayout><LinearLayoutandroid:layout_marginTop="10dp"android:layout_width="fill_parent"android:layout_height="40dp"android:orientation="horizontal"><Buttonandroid:layout_margin="5dp"android:background="@drawable/bt_sound"android:id="@+id/id_sound"android:layout_width="30dp"android:layout_height="30dp"/><Buttonandroid:background="@drawable/bt_start"android:layout_marginLeft="10dp"android:id="@+id/id_newStart"android:layout_width="0dp"android:layout_weight="1"android:layout_height="fill_parent"android:text="New   Game"android:textSize="15sp"android:textColor="#ffffff"/></LinearLayout><com.example.yummy.game2048.GameViewandroid:layout_marginTop="10dp"android:id="@+id/id_gameView"android:layout_width="fill_parent"android:layout_height="0dp"android:layout_weight="1"/></LinearLayout>
</span>

<span style="font-family:SimHei;font-size:18px;"><?xml version="1.0" encoding="UTF-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"android:shape="rectangle" ><gradientandroid:endColor="#bbada0"android:startColor="#bbada0" /><cornersandroid:bottomLeftRadius="8dp"android:bottomRightRadius="8dp"android:topLeftRadius="8dp"android:topRightRadius="8dp" /><strokeandroid:width="1dip"android:color="#bbada0" /></shape>
</span>

个人认为，学习Android开发selector和shape样式定义是必须学会的，这有利于我们开发各式各样的界面布局。

游戏逻辑控制

布置4x4布局

<span style="font-family:SimHei;font-size:18px;">package com.example.yummy.game2048;import android.content.Context;
import android.view.Gravity;
import android.view.ViewGroup;
import android.widget.FrameLayout;
import android.widget.TextView;/*** Created by yummy on 2015/7/11.*/
public class Card extends FrameLayout{private int number = 0;private TextView tv;public Card(Context context) {super(context);tv = new TextView(getContext());tv.setTextSize(32);tv.setGravity(Gravity.CENTER);tv.setTextColor(0xffffffff);tv.setBackgroundColor(0xffbbada0);LayoutParams layoutParams = new LayoutParams(-1,-1);layoutParams.setMargins(10,10,0,0);addView(tv,layoutParams);}public int getNumber() {return number;}public void setNumber(int number) {this.number = number;if(number == 0){tv.setText("");}else{tv.setText(number+"");}}@Overridepublic boolean equals(Object o) {return this.getNumber()==((Card)o).getNumber();}
}
</span>

<span style="font-family:SimHei;font-size:18px;">        //初始化布局Card card;for( int y = 0; y < 4; y++){for(int x = 0; x < 4; x++){card = new Card(getContext());card.setNumber(0);addView(card,cardSideLenght,cardSideLenght);//添加在记录中cards[x][y] = card;}}</span>

<span style="font-family:SimHei;font-size:18px;">        //设置4列setColumnCount(4);</span>

<span style="font-family:SimHei;font-size:18px;">//设置手势监听setOnTouchListener(new View.OnTouchListener() {private float startX ,startY,offsetX,offsetY;@Overridepublic boolean onTouch(View v, MotionEvent event) {switch (event.getAction()){case MotionEvent.ACTION_DOWN:startX = event.getX();startY = event.getY();break;case MotionEvent.ACTION_UP:offsetX = event.getX() - startX;offsetY = event.getY() - startY;//如果x轴偏移比y轴偏移大，则认为x轴有滑动行为而y轴没有滑动行为if(Math.abs(offsetX) > Math.abs(offsetY)){if(offsetX < -5){toLeft();}else if(offsetX > 5){toRight();}else{//滑动距离太小}}else{if(offsetY < -5){toUp();}else if(offsetY > 5){toDowm();}else{//滑动距离太小}}break;}return true;}});</span>

<span style="font-family:SimHei;font-size:18px;"><span style="color:#5a5a5a;">  for(int y = 0; y < 4; y++){for(int x = 0; x < 4; x++){for(int x1 = x+1; x1 < 4; x1++){if(cards[x1][y].getNumber() > 0){//当前位置的值为0，则应该把后面的值放到当前位置上去if(cards[x][y].getNumber() ==0){cards[x][y].setNumber(cards[x1][y].getNumber());cards[x1][y].setNumber(0);</span><span style="color:#ff0000;">  x--;</span><span style="color:#5a5a5a;">flag  =true;mediaPlayer2.start();}else if(cards[x][y].equals(cards[x1][y])){cards[x][y].setNumber(cards[x1][y].getNumber()*2);cards[x1][y].setNumber(0);//计分MainActivity.getMainActivity().addSorce(cards[x][y].getNumber());flag  =true;mediaPlayer1.start();}break;}}}}</span></span>