android-eclipse下，五子棋

package com.example.fivechess; import java.util.ArrayList; import java.util.List; import android.content.Context; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.graphics.Canvas; import android.graphics.Color; import android.graphics.Paint; import android.media.AudioManager; import android.media.SoundPool; import android.view.MotionEvent; import android.view.SurfaceHolder; import android.view.SurfaceView; public class MainView extends SurfaceView implements SurfaceHolder.Callback, Runnable { private List<Piece> all = new ArrayList<Piece>();// 保存所有的棋子 private SurfaceHolder surfaceHolder; private int flag = 1; private Canvas canvas; private int soundId;// 下棋后的音效 private SoundPool soundPool; private float volumnRatio; public MainView(Context context) { super(context); this.initSound(context); System.out.println("MainView.MainView()"); surfaceHolder = this.getHolder(); surfaceHolder.addCallback(this); } private void initSound(Context context) { soundPool = new SoundPool(1, AudioManager.STREAM_MUSIC, 10); soundId = soundPool.load(context, R.raw.piece_down, 5); AudioManager audioManager = (AudioManager) context .getSystemService(context.AUDIO_SERVICE); float audioMaxVolumn = audioManager .getStreamMaxVolume(AudioManager.STREAM_MUSIC); float audioCurrentVolumn = audioManager .getStreamVolume(AudioManager.STREAM_MUSIC); volumnRatio = audioCurrentVolumn / audioMaxVolumn; } public void run() { drawDesk(); } /** * 初始化界面，绘制棋盘和背景 */ public void initDesk() { System.out.println("MainView.initDesk()"); // 画笔 Paint paint = new Paint(); paint.setColor(Color.RED); // 背景 Bitmap bitmap = BitmapFactory.decodeStream(getResources() .openRawResource(R.drawable.five_chess_background)); // 画布 canvas = surfaceHolder.lockCanvas(); canvas.drawBitmap(bitmap, 0, 0, paint); // 棋盘15*15 for (int i = 0; i <= Utils.NUMBER; i++) { canvas.drawLine(0, i * Utils.CELL_LENGTH, Utils.NUMBER * Utils.CELL_LENGTH, i * Utils.CELL_LENGTH, paint); canvas.drawLine(i * Utils.CELL_LENGTH, 0, i * Utils.CELL_LENGTH, Utils.NUMBER * Utils.CELL_LENGTH, paint); } } /** * 全部绘制桌面，桌面上的所有的图片重新绘制 */ public void drawDesk() { System.out.println("MainView.drawDesk()"); initDesk(); drawPieces(all); } @Override public boolean onTouchEvent(MotionEvent event) { System.out.println("MainView.onTouchEvent()"); int x = (int) (event.getX() / Utils.CELL_LENGTH) * Utils.CELL_LENGTH; int y = (int) (event.getY() / Utils.CELL_LENGTH) * Utils.CELL_LENGTH; if (isInChessBoard(x, y) == false) { return false; } soundEffect(); Piece piece = new Piece(x, y, flag++ % 2); all.add(piece); drawDesk(); // 落完子以后，查看是不是有胜利 int win = judgeIsWin(piece); if (win != Utils.EMPTY) {// 如果有人胜利了 drawWinView(win);// 根据胜利的结果，画图 } return super.onTouchEvent(event); } /** * 播放音效 */ private void soundEffect() { if (Utils.isloud == true) { soundPool.play(soundId, volumnRatio, volumnRatio, 1, 1, 1); } } // 退出 private void drawWinView(int win) { drawDesk(); Paint paint = new Paint(); paint.setColor(Color.RED); Bitmap bitmap = null; if (win == Utils.BLACK) { bitmap = BitmapFactory.decodeStream(getResources().openRawResource( R.drawable.black_win)); } else if (win == Utils.WHITE) { bitmap = BitmapFactory.decodeStream(getResources().openRawResource( R.drawable.white_win)); } canvas = surfaceHolder.lockCanvas(); canvas.drawBitmap(bitmap, Utils.SCREEN_WIDTH / 3, Utils.SCREEN_WIDTH / 3, paint); surfaceHolder.unlockCanvasAndPost(canvas); try { Thread.sleep(2000); } catch (InterruptedException e) { e.printStackTrace(); } System.exit(0); } /** * 判断是否棋子胜利,0,1,2分别代表,白,黑,空, * * @param piece * 落子点 */ private int judgeIsWin(Piece piece) { System.out.println("MainView.judgeIsWin()"); if (oneJudge(piece) != Utils.EMPTY || twoJudge(piece) != Utils.EMPTY || threeJudge(piece) != Utils.EMPTY || fourJudge(piece) != Utils.EMPTY) { System.out.println("胜利：" + piece.getProperity()); drawWinView(piece.getProperity()); return piece.getProperity(); } return Utils.EMPTY; } /** * 第一种判断方式,从棋子的纵坐标，上到下判断，返回值是黑，白，空，分别代表黑胜，白胜，没有五子连珠 */ private int oneJudge(Piece piece) { System.out.println("MainView.oneJudge()"); int count = 0; for (int i = 0; i < Utils.NUMBER; i++) { Piece p = new Piece(piece.getX(), i * Utils.CELL_LENGTH, Utils.EMPTY); if (isContainedPiece(p, piece)) {// 如果有这个子,且是一个颜色的 count++; System.out.println("****count:" + count); if (count == 5) {// 如果为5的话 return piece.getProperity(); } } else { count = 0; } } return Utils.EMPTY; } /** * 第二种判断方式,从棋子的反斜杠方向判断，返回值是黑，白，空，分别代表黑胜，白胜，没有五子连珠 */ private int twoJudge(Piece piece) { System.out.println("MainView.twoJudge()"); int x = piece.getX() / Utils.CELL_LENGTH; int y = piece.getY() / Utils.CELL_LENGTH; while (x > 0 && y > 0) { x--; y--; } int count = 0; for (; x <= Utils.NUMBER && y <= Utils.NUMBER; x++, y++) { Piece p = new Piece(x * Utils.CELL_LENGTH, y * Utils.CELL_LENGTH, Utils.EMPTY); if (isContainedPiece(p, piece)) {// 如果有这个子,且是一个颜色的 count++; System.out.println("****count:" + count); if (count == 5) {// 如果为5的话 return piece.getProperity(); } } else { count = 0; } } return Utils.EMPTY; } /** * 第三种判断方式,从棋子的横坐标，从左到右判断，返回值是黑，白，空，分别代表黑胜，白胜，没有五子连珠 */ private int threeJudge(Piece piece) { System.out.println("MainView.threeJudge()"); int count = 0; for (int i = 0; i < Utils.NUMBER; i++) { Piece p = new Piece(i * Utils.CELL_LENGTH, piece.getY(), Utils.EMPTY); if (isContainedPiece(p, piece)) {// 如果有这个子,且是一个颜色的 count++; System.out.println("****count:" + count); if (count == 5) {// 如果为5的话 return piece.getProperity(); } } else { count = 0; } } return Utils.EMPTY; } /** * 第四种判断方式,从棋子的正斜杠方向判断，返回值是黑，白，空，分别代表黑胜，白胜，没有五子连珠 */ private int fourJudge(Piece piece) { System.out.println("MainView.fourJudge()"); int x = piece.getX() / Utils.CELL_LENGTH; int y = piece.getY() / Utils.CELL_LENGTH; while (x > 0 && y < Utils.NUMBER) { x--; y++; } int count = 0; for (; x <= Utils.NUMBER && y >= 0; x++, y--) { Piece p = new Piece(x * Utils.CELL_LENGTH, y * Utils.CELL_LENGTH, Utils.EMPTY); if (isContainedPiece(p, piece)) {// 如果有这个子,且是一个颜色的 count++; System.out.println("****count:" + count); if (count == 5) {// 如果为5的话 return piece.getProperity(); } } else { count = 0; } } return Utils.EMPTY; } /** * 判断集合中是否包含这个棋子的位置，判断是不是同一种棋子 */ public boolean isContainedPiece(Piece p, Piece piece) { for (int i = 0; i < all.size(); i++) { if (p.getX() == all.get(i).getX() && p.getY() == all.get(i).getY() && piece.getProperity() == all.get(i).getProperity()) { return true; } } return false; } /** * 判断是否在棋盘，判断是否符合条件 */ private boolean isInChessBoard(int x, int y) { if (x < 0 || x >= Utils.NUMBER * Utils.CELL_LENGTH || y < 0 || y >= Utils.NUMBER * Utils.CELL_LENGTH) { return false; } for (int i = 0; i < all.size(); i++) { Piece piece = all.get(i); if (piece.getX() == x && piec