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   源码介绍

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五子棋小游戏,有 androidstudio项目 也有 eclipse项目，均可运行

package com.example.wuziqi;

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.Paint;
import android.graphics.Point;
import android.util.AttributeSet;
import android.view.MotionEvent;
import android.view.View;
import android.widget.Toast;

public class WuziqiPanel extends View {
private int mPanelWidth;
private float mLineHight;
private int MAX_LINE = 10;

private Paint mPaint = new Paint();
private Bitmap mWhitePiece;
private Bitmap mBlackPiece;
private float ratioPieceOfLineHight = 3 * 1.0f / 4;

private boolean mIsWith = true;
private List<Point> mWitharry = new ArrayList<Point>();
private List<Point> mBlackarry = new ArrayList<Point>();

private boolean mIsGemOver;
private boolean mIsWhiteWinner;

public WuziqiPanel(Context context, AttributeSet attrs) {
super(context, attrs);
// setBackgroundColor(0x44ff0000);
init();
}

private void init() {
mPaint.setColor(0x44ff0000);
mPaint.setAntiAlias(true);
mPaint.setDither(true);
mPaint.setStyle(Paint.Style.STROKE);

mWhitePiece = BitmapFactory.decodeResource(getResources(), R.drawable.stone_w2);
mBlackPiece = BitmapFactory.decodeResource(getResources(), R.drawable.stone_b1);

}

@Override
public boolean onTouchEvent(MotionEvent event) {
if (mIsGemOver) {
return false;
}
int action = event.getAction();
if (action == MotionEvent.ACTION_UP) {
int x = (int) event.getX();
int y = (int) event.getY();
Point p = getVaLidPoint(x, y);
if (mWitharry.contains(p) || mBlackarry.contains(p)) {
return false;
}
if (mIsWith) {
mWitharry.add(p);
} else {
mBlackarry.add(p);
}
invalidate();
mIsWith = !mIsWith;
}
return true;
}

private Point getVaLidPoint(int x, int y) {
return new Point((int) (x / mLineHight), (int) (y / mLineHight));
}

@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
int widthSize = MeasureSpec.getSize(widthMeasureSpec);
int widthMode = MeasureSpec.getMode(widthMeasureSpec);

int heighSize = MeasureSpec.getSize(heightMeasureSpec);
int heighMode = MeasureSpec.getMode(heightMeasureSpec);

int width = Math.min(widthSize, heighSize);

if (widthMode == MeasureSpec.UNSPECIFIED) {
width = heighSize;
} else if (heighMode == MeasureSpec.UNSPECIFIED) {
width = widthSize;
}
setMeasuredDimension(width, width);
}

@Override
protected void onSizeChanged(int w, int h, int oldw, int oldh) {
super.onSizeChanged(w, h, oldw, oldh);
mPanelWidth = w;
mLineHight = mPanelWidth * 1.0f / MAX_LINE;
int PiceWhite = (int) (mLineHight * ratioPieceOfLineHight);
mWhitePiece = Bitmap.createScaledBitmap(mWhitePiece, PiceWhite, PiceWhite, false);
mBlackPiece = Bitmap.createScaledBitmap(mBlackPiece, PiceWhite, PiceWhite, false);
}

@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
drawBoard(canvas);
draePicec(canvas);
checkGameOver();
}

private void checkGameOver() {
boolean whithWin = chechFiveInLine(mWitharry);
boolean blickWin = chechFiveInLine(mBlackarry);
if (whithWin || blickWin) {
mIsGemOver = true;
mIsWhiteWinner = whithWin;
String text = mIsWhiteWinner ? "白棋胜利" : "黑棋胜利";
Toast.makeText(getContext(), text, 1).show();
;
}
}

private boolean chechFiveInLine(List<Point> mWitharry2) {
for (Point p : mWitharry2) {
int x = p.x;
int y = p.y;

boolean win = checkHorizontal(x, y, mWitharry2);
if (win) return true;
win = checkVertIcal(x, y, mWitharry2);
if (win) return true;
win = checkLeftDiagonal(x, y, mWitharry2);
if (win) return true;
win = checkRightDiagonl(x, y, mWitharry2);
if (win) return true;
}
return false;
}

private boolean checkHorizontal(int x, int y, List<Point> mWitharry2) {
int count = 1;
for (int i = 1; i < 5; i ) {
if (mWitharry2.contains(new Point(x-i,y))) {
count ;
}else {
break;
}
}
if (count==5) return true;
for (int i = 1; i < 5; i ) {
if (mWitharry2.contains(new Point(x i,y))) {
count ;
}else {
break;
}
if (count==5) return true;
}
return false;
}
private boolean checkRightDiagonl(int x, int y, List<Point> mWitharry2) {
int count = 1;
for (int i = 1; i < 5; i ) {
if (mWitharry2.contains(new Point(x-i,y-i))) {
count ;
}else {
break;
}
}
if (count==5) return true;
for (int i = 1; i < 5; i ) {
if (mWitharry2.contains(new Point(x i,y i))) {
count ;
}else {
break;
}
if (count==5) return true;
}
return false;
}
private boolean checkLeftDiagonal(int x, int y, List<Point> mWitharry2) {
int count = 1;
for (int i = 1; i < 5; i ) {
if (mWitharry2.contains(new Point(x-i,y i))) {
count ;
}else {
break;
}
}
if (count==5) return true;
for (int i = 1; i < 5; i ) {
if (mWitharry2.contains(new Point(x i,y-i))) {
count ;
}else {
break;
}
if (count==5) return true;
}
return false;
}
private boolean checkVertIcal(int x, int y, List<Point> mWitharry2) {
int count = 1;
for (int i = 1; i < 5; i ) {
if (mWitharry2.contains(new Point(x,y-i))) {
count ;
}else {
break;
}
}
if (count==5) return true;
for (int i = 1; i < 5; i ) {
if (mWitharry2.contains(new Point(x,y i))) {
count ;
}else {
break;
}
if (count==5) return true;
}
return false;
}

private void draePicec(Canvas canvas) {
for (int i = 0, n = mWitharry.size(); i < n; i ) {
Point whitePoint = mWitharry.get(i);
canvas.drawBitmap(mWhitePiece, (whitePoint.x (1 - ratioPieceOfLineHight) / 2) * mLineHight,
(whitePoint.y (1 - ratioPieceOfLineHight) / 2) * mLineHight, null);
}
for (int i = 0, n = mBlackarry.size(); i < n; i ) {
Point blackPoint = mBlackarry.get(i);
canvas.drawBitmap(mBlackPiece, (blackPoint.x (1 - ratioPieceOfLineHight) / 2) * mLineHight,
(blackPoint.y (1 - ratioPieceOfLineHight) / 2) * mLineHight, null);
}
}

private void drawBoard(Canvas canvas) {
int w = mPanelWidth;
float lineHeight = mLineHight;
for (int i = 0; i < MAX_LINE; i ) {
int startX = (int) (lineHeight / 2);
int endX = (int) (w - lineHeight / 2);

int y = (int) ((0.5 i) * lineHeight);
canvas.drawLine(startX, y, endX, y, mPaint);
canvas.drawLine(y, startX, y, endX, mPaint);
}
}

}