本文实例为大家分享了Android实现象棋游戏的具体代码，供大家参考，具体内容如下 主要是实现两人对战象棋,没有实现人机对战,主要不会判断下一步棋走那个好,或者对每下一步棋进行打分而
本文实例为大家分享了Android实现象棋游戏的具体代码，供大家参考，具体内容如下
主要是实现两人对战象棋,没有实现人机对战,主要不会判断下一步棋走那个好,或者对每下一步棋进行打分而进行选择最高分进而走哪一步棋
Activity类:
public class ChessActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main); //LinearLayout里包裹了一个TextView
TextView text = (TextView) findViewById(R.id.text);
text.setText("象棋");
LinearLayout linear = (LinearLayout) findViewById(R.id.linear);
ChessView ccView = new ChessView(ChessActivity.this); //自定义View --- 也可使用SurfaceView(需要循环draw) https://blog.csdn.net/android_cmos/article/details/68955134
ccView.setText(text);
linear.addView(ccView, new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT));
}
}自定义的View类:
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Rect;
import android.util.AttributeSet;
import android.util.Log;
import android.view.MotionEvent;
import android.view.View;
import android.widget.TextView;
import android.widget.Toast;
public class ChessView extends View {
// TODO 画棋盘
// TODO 画棋子
// TODO 触摸交互 --> 旗子走动 --->可移动规则
// TODO 判断输赢
private int chessWidth = Rules.Config.chessWidth; //棋子宽度和高度是一样
private Bitmap boardBitmap; //棋盘bitmap
private int red = 0; //红色棋子
private int black = 1; //黑色棋子
private int currentCheSSMove = red; //当前走棋的棋子
private boolean chooseStatus; //状态 是否选中棋子
//白方:1车 2马 3相 4士 5帅 6炮 7兵
//黑方:14车 13马 12相 11士 10帅 9炮 8兵
private int[] currentPosition = new int[2]; //用来记录上一步棋子的x,y
Paint paint = new Paint();
Paint redPaint = new Paint();
Paint blackPaint = new Paint();
public ChessView(Context context) {
this(context, null);
}
public ChessView(Context context, AttributeSet attrs) {
this(context, attrs, 0);
}
public ChessView(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
init();
}
//初始化一些东西
private void init() {
paint.setColor(Color.BLACK);
paint.setStyle(Paint.Style.FILL);
//设置去锯齿
paint.setAntiAlias(true);
paint.setTextSize(45);
paint.setStrokeWidth(3);
redPaint.setColor(Color.RED);
redPaint.setAntiAlias(true);
redPaint.setTextSize(60);
redPaint.setStyle(Paint.Style.FILL);
blackPaint.setStyle(Paint.Style.FILL);
blackPaint.setColor(Color.BLACK);
blackPaint.setAntiAlias(true);
blackPaint.setTextSize(60);
}
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { //自己设置宽和高相等
int width = MeasureSpec.getSize(widthMeasureSpec);
if (chessWidth == 0)
chessWidth = width / 10;
Log.d("tag", "onMeasure:width=" + chessWidth);
heightMeasureSpec = MeasureSpec.makeMeasureSpec(width + chessWidth, MeasureSpec.EXACTLY);
setMeasuredDimension(getDefaultSize(getSuggestedMinimumWidth(), widthMeasureSpec),
getDefaultSize(getSuggestedMinimumHeight(), heightMeasureSpec));
}
float touchX, touchY; //用于记录触摸的点
@Override
public boolean onTouchEvent(MotionEvent event) {
Log.d("tag", "onTouchEvent:x=" + event.getX() + " y=" + event.getY() + " 10 * chessWidth=" + 10 * chessWidth);
if (event.getY() > 10.5 * chessWidth||Rules.win()!=Rules.non_win) { //超出棋盘范围的点不需要 -- 因为有10行,棋子也占半行
return false; //有人赢了也不允许移动
}
int action = event.getAction();
switch (action) {
case MotionEvent.ACTION_DOWN:
touchX = event.getX();
touchY = event.getY();
break;
case MotionEvent.ACTION_MOVE:
break;
case MotionEvent.ACTION_UP:
Log.d("tag", "移动棋子:x=" + event.getX() + " y=" + event.getY() + " chessWidth=" + chessWidth + " touchX=" + touchX + " touchY=" + touchY);
if (Math.round(event.getX() - touchX) > chessWidth || Math.round(event.getY() - touchY) > chessWidth) {
Log.d("tag", "移动棋子不可跨度太大");
return super.onTouchEvent(event); //想要移动的棋子不可确认 --- down和up坐标大
} else {
int x = (int) (event.getX() / chessWidth - 0.5f);
int y = (int) (event.getY() / chessWidth - 0.5f);
Log.d("tag", "移动棋子:x=" + x + " y=" + y);
if (y > 9 || x > 8) {
return super.onTouchEvent(event);
}
if (currentChessMove == red) { //红棋走
if (chooseStatus == false) { //没选中棋子 -- 开始选
if (Rules.chessValue(x, y) > 0 && Rules.chessValue(x, y) < 8) {
chooseStatus = true;
currentPosition[0] = x;
currentPosition[1] = y;
invalidate(); //重新draw
}
} else { //已经选中棋子 --- 移动
if (Rules.canMove(currentPosition[0], currentPosition[1], x, y)) {//可以移动棋子
chooseStatus = false;
Rules.moveChess(currentPosition[0], currentPosition[1], x, y);
currentChessMove = black;
invalidate(); //重新draw
} else if (Rules.chessValue(x, y) > 0 && Rules.chessValue(x, y) < 8) {
currentPosition[0] = x; //选中别的棋子
currentPosition[1] = y;
invalidate();
} else {
Toast.makeText(getContext(), "不符合规则", Toast.LENGTH_SHORT).show();
}
}
} else { //黑棋走
if (chooseStatus == false) { //没选中棋子
if (Rules.chessValue(x, y) > 7 && Rules.chessValue(x, y) < 15) {
chooseStatus = true;
currentPosition[0] = x;
currentPosition[1] = y;
invalidate(); //重新draw
}
} else { //已经选中棋子
if (Rules.canMove(currentPosition[0], currentPosition[1], x, y)) {//可以移动棋子
chooseStatus = false;
Rules.moveChess(currentPosition[0], currentPosition[1], x, y);
currentChessMove = red;
invalidate();
} else if (Rules.chessValue(x, y) > 7 && Rules.chessValue(x, y) < 15) {
currentPosition[0] = x; //选中别的棋子
currentPosition[1] = y;
invalidate();
} else {
Toast.makeText(getContext(), "不符合规则", Toast.LENGTH_SHORT).show();
}
}
}
}
break;
}
return true;
}
TextView tv;
public void setText(TextView tv) { //用来提示信息 -- 显示谁赢等
this.tv = tv;
}
@Override
protected void onSizeChanged(int w, int h, int oldw, int oldh) { //这个也可以获取宽高
super.onSizeChanged(w, h, oldw, oldh);
if (chessWidth == 0)
chessWidth = getWidth() / 10;
Log.d("tag", "onSizeChanged:width=" + chessWidth);
}
@Override
public void onDraw(Canvas canvas) {
super.onDraw(canvas);
long time = System.currentTimeMillis();
canvas.drawColor(Color.parseColor("#5500ff00")); //画出白色背景
canvasBoard(canvas); //画棋盘 --- 可以优化一下,保存一张bitmap,直接drawBitmap
if (chooseStatus) {
paint.setColor(Color.BLUE);
canvas.drawCircle(chessWidth * (currentPosition[0] + 1), chessWidth * (currentPosition[1] + 1), chessWidth / 2 + 5, paint);
}
canvasChess(canvas); //画棋子
int win = Rules.win();
if (win != Rules.non_win) {
if (tv == null) {
return;
}
if (win == Rules.up_win) {
tv.setText("红方赢");
} else {
tv.setText("黑方赢");
}
getParent().requestDisallowInterceptTouchEvent(false); //
}
Log.d("tag", "用时:" + (System.currentTimeMillis() - time) ); //一般不超过20ms
}
int widthCenter = 1; //楚河汉界中间是空白的,需要调整一些不能让棋盘不好看
int space = chessWidth / 10; //一开始为0,获取不到chessWidth
// int line = 40;
int line = chessWidth / 3;
private void canvasBoard(Canvas canvas) {
if (boardBitmap == null) {
space = chessWidth / 10; //确定线的间隔
line = chessWidth / 3; //线的长度
boardBitmap = Bitmap.createBitmap(getWidth(), getHeight(), Bitmap.Config.ARGB_8888);
Log.d("tag", "boardBitmap==null" + getWidth() + "height:" + getHeight());
Canvas bb = new Canvas(boardBitmap);
paint.setColor(Color.BLACK);
for (int i = 0; i < 10; i++) { //画线
bb.drawLine(chessWidth, chessWidth * (i + 1), chessWidth * 9, chessWidth * (i + 1), paint);//画出横线 -- 9行
}
for (int i = 0; i < 9; i++) {
bb.drawLine(chessWidth * (i + 1), chessWidth, chessWidth * (i + 1), chessWidth * 10, paint);//画出竖线 -- 10列
}
//画士的地方斜线
bb.drawLine(4 * chessWidth, 1 * chessWidth, 6 * chessWidth, chessWidth * 3, paint);
bb.drawLine(4 * chessWidth, 3 * chessWidth, 6 * chessWidth, chessWidth * 1, paint);
bb.drawLine(4 * chessWidth, 8 * chessWidth, 6 * chessWidth, chessWidth * 10, paint);
bb.drawLine(4 * chessWidth, 10 * chessWidth, 6 * chessWidth, chessWidth * 8, paint);
//画兵线 -- 炮线 ---- 算的代码写的杂,也可以忽略
drawDetails(bb);
//画楚河汉界 ---- 这里只是简单的画下
paint.setColor(Color.WHITE);
bb.drawRect(chessWidth + widthCenter, 5 * chessWidth + widthCenter, 9 * chessWidth - widthCenter, 6 * chessWidth - widthCenter, paint);
paint.setColor(Color.parseColor("#D1BD92"));
String text = "楚河 汉界";
Rect rect = new Rect();
paint.getTextBounds(text, 0, text.length(), rect);
bb.drawText(text, 6 * chessWidth - chessWidth - rect.width() / 2, 6 * chessWidth - chessWidth / 2 + rect.height() / 2 - 5, paint);
bb.save(Canvas.ALL_SAVE_FLAG);
bb.restore();
canvas.drawBitmap(boardBitmap, 0, 0, paint);
} else {
Log.d("tag", "boardBitmap不为空");
canvas.drawBitmap(boardBitmap, 0, 0, paint);
}
}
private void drawDetails(Canvas bb) {
int x1, x2, y1, y2;
for (int i = 0; i < 4; i++) {
x1 = chessWidth + space;
x2 = chessWidth + space;
y1 = 4 * chessWidth - line - space;
y2 = 4 * chessWidth - space;
bb.drawLine(i * 2 * chessWidth + x1, y1, i * 2 * chessWidth + x2, y2, paint); //竖线
bb.drawLine(i * 2 * chessWidth + x2, y2, i * 2 * chessWidth + x2 + line, y2, paint); //横线
bb.drawLine(i * 2 * chessWidth + x2, y2 + 2 * space, i * 2 * chessWidth + x2 + line, y2 + 2 * space, paint); //横线
bb.drawLine(i * 2 * chessWidth + x1, y2 + 2 * space, i * 2 * chessWidth + x2, y2 + 2 * space + line, paint); //竖线
bb.drawLine(i * 2 * chessWidth + x1, y1 + 3 * chessWidth, i * 2 * chessWidth + x2, y2 + 3 * chessWidth, paint);//上面向下平移3*chessWidth Y轴加平移值
bb.drawLine(i * 2 * chessWidth + x2, y2 + 3 * chessWidth, i * 2 * chessWidth + x2 + line, y2 + 3 * chessWidth, paint);
bb.drawLine(i * 2 * chessWidth + x2, y2 + 2 * space + 3 * chessWidth, i * 2 * chessWidth + x2 + line, y2 + 2 * space + 3 * chessWidth, paint);
bb.drawLine(i * 2 * chessWidth + x1, y2 + 2 * space + 3 * chessWidth, i * 2 * chessWidth + x2, y2 + 2 * space + line + 3 * chessWidth, paint);
x1 = 3 * chessWidth - space;
x2 = 3 * chessWidth - space;
y1 = 4 * chessWidth - line - space;
y2 = 4 * chessWidth - space;
bb.drawLine(i * 2 * chessWidth + x1, y1, i * 2 * chessWidth + x2, y2, paint); //竖线
bb.drawLine(i * 2 * chessWidth + x2, y2, i * 2 * chessWidth + x2 - line, y2, paint); //横线
bb.drawLine(i * 2 * chessWidth + x2, y2 + 2 * space, i * 2 * chessWidth + x2 - line, y2 + 2 * space, paint); //横线
bb.drawLine(i * 2 * chessWidth + x1, y2 + 2 * space, i * 2 * chessWidth + x2, y2 + 2 * space + line, paint); //竖线
bb.drawLine(i * 2 * chessWidth + x1, y1 + 3 * chessWidth, i * 2 * chessWidth + x2, y2 + 3 * chessWidth, paint); //竖线
bb.drawLine(i * 2 * chessWidth + x2, y2 + 3 * chessWidth, i * 2 * chessWidth + x2 - line, y2 + 3 * chessWidth, paint); //横线
bb.drawLine(i * 2 * chessWidth + x2, y2 + 2 * space + 3 * chessWidth, i * 2 * chessWidth + x2 - line, y2 + 2 * space + 3 * chessWidth, paint); //横线
bb.drawLine(i * 2 * chessWidth + x1, y2 + 2 * space + 3 * chessWidth, i * 2 * chessWidth + x2, y2 + 2 * space + line + 3 * chessWidth, paint); //竖线
}
//画炮线
x1 = 2 * chessWidth + space;
x2 = 2 * chessWidth + space;
y1 = 3 * chessWidth - line - space;
y2 = 3 * chessWidth - space;
bb.drawLine(x1, y1, x2, y2, paint); //竖线
bb.drawLine(x2, y2, x2 + line, y2, paint); //横线
bb.drawLine(x2, y2 + 2 * space, x2 + line, y2 + 2 * space, paint); //横线
bb.drawLine(x1, y2 + 2 * space, x2, y2 + 2 * space + line, paint); //竖线
bb.drawLine(x1 - 2 * space, y1, x2 - 2 * space, y2, paint);//竖线
bb.drawLine(x2 - 2 * space - line, y2, x2 + line - 2 * space - line, y2, paint); //横线
bb.drawLine(x2 - 2 * space - line, y2 + 2 * space, x2 + line - 2 * space - line, y2 + 2 * space, paint); //横线
bb.drawLine(x1 - 2 * space, y2 + 2 * space, x2 - 2 * space, y2 + 2 * space + line, paint); //竖线
bb.drawLine(x1, y1 + 5 * chessWidth, x2, y2 + 5 * chessWidth, paint); //竖线 ----统一向下移动5*chessWidth
bb.drawLine(x2, y2 + 5 * chessWidth, x2 + line, y2 + 5 * chessWidth, paint); //横线
bb.drawLine(x2, y2 + 2 * space + 5 * chessWidth, x2 + line, y2 + 2 * space + 5 * chessWidth, paint); //横线
bb.drawLine(x1, y2 + 2 * space + 5 * chessWidth, x2, y2 + 2 * space + line + 5 * chessWidth, paint); //竖线
bb.drawLine(x1 - 2 * space, y1 + 5 * chessWidth, x2 - 2 * space, y2 + 5 * chessWidth, paint);//竖线
bb.drawLine(x2 - 2 * space - line, y2 + 5 * chessWidth, x2 + line - 2 * space - line, y2 + 5 * chessWidth, paint); //横线
bb.drawLine(x2 - 2 * space - line, y2 + 2 * space + 5 * chessWidth, x2 + line - 2 * space - line, y2 + 2 * space + 5 * chessWidth, paint); //横线
bb.drawLine(x1 - 2 * space, y2 + 2 * space + 5 * chessWidth, x2 - 2 * space, y2 + 2 * space + line + 5 * chessWidth, paint); //竖线
bb.drawLine(6 * chessWidth + x1, y1, 6 * chessWidth + x2, y2, paint); //竖线 ---- 统一向右移动6*chessWidth+
bb.drawLine(6 * chessWidth + x2, y2, 6 * chessWidth + x2 + line, y2, paint); //横线
bb.drawLine(6 * chessWidth + x2, y2 + 2 * space, 6 * chessWidth + x2 + line, y2 + 2 * space, paint); //横线
bb.drawLine(6 * chessWidth + x1, y2 + 2 * space, 6 * chessWidth + x2, y2 + 2 * space + line, paint); //竖线
bb.drawLine(6 * chessWidth + x1 - 2 * space, y1, 6 * chessWidth + x2 - 2 * space, y2, paint);//竖线
bb.drawLine(6 * chessWidth + x2 - 2 * space - line, y2, 6 * chessWidth + x2 + line - 2 * space - line, y2, paint); //横线
bb.drawLine(6 * chessWidth + x2 - 2 * space - line, y2 + 2 * space, 6 * chessWidth + x2 + line - 2 * space - line, y2 + 2 * space, paint); //横线
bb.drawLine(6 * chessWidth + x1 - 2 * space, y2 + 2 * space, 6 * chessWidth + x2 - 2 * space, y2 + 2 * space + line, paint); //竖线
bb.drawLine(6 * chessWidth + x1, y1 + 5 * chessWidth, 6 * chessWidth + x2, y2 + 5 * chessWidth, paint); //竖线 ----统一向右移动6*chessWidth
bb.drawLine(6 * chessWidth + x2, y2 + 5 * chessWidth, 6 * chessWidth + x2 + line, y2 + 5 * chessWidth, paint); //横线
bb.drawLine(6 * chessWidth + x2, y2 + 2 * space + 5 * chessWidth, 6 * chessWidth + x2 + line, y2 + 2 * space + 5 * chessWidth, paint); //横线
bb.drawLine(6 * chessWidth + x1, y2 + 2 * space + 5 * chessWidth, 6 * chessWidth + x2, y2 + 2 * space + line + 5 * chessWidth, paint); //竖线
bb.drawLine(6 * chessWidth + x1 - 2 * space, y1 + 5 * chessWidth, 6 * chessWidth + x2 - 2 * space, y2 + 5 * chessWidth, paint);//竖线
bb.drawLine(6 * chessWidth + x2 - 2 * space - line, y2 + 5 * chessWidth, 6 * chessWidth + x2 + line - 2 * space - line, y2 + 5 * chessWidth, paint); //横线
bb.drawLine(6 * chessWidth + x2 - 2 * space - line, y2 + 2 * space + 5 * chessWidth, 6 * chessWidth + x2 + line - 2 * space - line, y2 + 2 * space + 5 * chessWidth, paint); //横线
bb.drawLine(6 * chessWidth + x1 - 2 * space, y2 + 2 * space + 5 * chessWidth, 6 * chessWidth + x2 - 2 * space, y2 + 2 * space + line + 5 * chessWidth, paint); //竖线
}
private void canvasChess(Canvas canvas) {
for (int y = 0; y < 10; y++) {
for (int x = 0; x < 9; x++) {
if (Rules.chessValue(x, y) <= 0 || Rules.chessValue(x, y) > 14) {
if (Rules.chessValue(x, y) < 0)
Log.e("tag", "hava a bug");
} else {
drawChess(canvas, x, y);
}
}
}
}
int textWidth;
int textHeight;
private void drawChess(Canvas canvas, int x, int y) { //这里是画棋子的地方 --- 自己可以改动,例如:相 换-->象
//红方:1车 2马 3相 4士 5帅 6炮 7兵
//黑方:14车 13马 12相 11士 10帅 9炮 8兵
String text = "车";
Paint chessPaint = null;
if (Rules.chessValue(x, y) < 8) {//红方
switch (Rules.chessValue(x, y)) {
case 1:
text = "车";
break;
case 2:
text = "马";
break;
case 3:
text = "相";
break;
case 4:
text = "士";
break;
case 5:
text = "帅";
break;
case 6:
text = "炮";
break;
case 7:
text = "兵";
break;
}
chessPaint = redPaint;
} else {
switch (15 - Rules.chessValue(x, y)) { //黑方
case 1:
text = "车";
break;
case 2:
text = "马";
break;
case 3:
text = "相";
break;
case 4:
text = "士";
break;
case 5:
text = "帅";
break;
case 6:
text = "炮";
break;
case 7:
text = "兵";
break;
}
chessPaint = blackPaint;
}
if (textHeight == 0 || textWidth == 0) {
Rect rect = new Rect();
redPaint.getTextBounds(text, 0, text.length(), rect);
textWidth = rect.width();//文字宽
textHeight = rect.height() - 10;//文字高 --- 高度相对来说有一定的对不上,需要进行小调整
}
x += 1;
y += 1;
paint.setColor(Color.parseColor("#D1BD92"));
canvas.drawCircle(chessWidth * x, chessWidth * y, chessWidth / 2, paint);
// canvas.drawRect(chessWidth*j-textWidth/2,chessWidth*i-textHeight/2,chessWidth*j+textWidth/2,chessWidth*i+textHeight/2,paint);
canvas.drawText(text, chessWidth * x - textWidth / 2, chessWidth * y + textHeight / 2, chessPaint);
}
}象棋可移动规则类:
public class Rules {
public static class Config {
public static int chessWidth = 0; //棋子宽度设置
}
public static int[][] chessBoard = //棋盘棋子的分布 {9}[8] 10横9列
{
{1, 2, 3, 4, 5, 4, 3, 2, 1},
{0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, 6, 0, 0, 0, 0, 0, 6, 0},
{7, 0, 7, 0, 7, 0, 7, 0, 7},
{0, 0, 0, 0, 0, 0, 0, 0, 0}, //红方棋子分布 //不该有红黑之分,如果有换棋功能,可能双方会换颜色,但是这个棋盘值不该变,不然会有系列问题
{0, 0, 0, 0, 0, 0, 0, 0, 0}, //黑方棋子分布
{8, 0, 8, 0, 8, 0, 8, 0, 8},
{0, 9, 0, 0, 0, 0, 0, 9, 0},
{0, 0, 0, 0, 0, 0, 0, 0, 0},
{14, 13, 12, 11, 10, 11, 12, 13, 14},
};
public static int non_win = 0;
public static int up_win = 1; //不应该有红,黑之分 应该只有上和下之分要好点
public static int down_win = 2;
public static int win() { //判断输赢
int x = 0, y = 0;
for (int i = 0; i < 10; i++) {
for (int j = 0; j < 9; j++) {
if (chessBoard[i][j] == 5) {
x = 1;
} else if (chessBoard[i][j] == 10) {
y = 1;
}
}
}
if (x == y) {
return non_win;
} else if (x == 1 && y == 0) {
return up_win;
} else {
return down_win;
}
}
// 序列
// {1, 2, 3, 4, 5, 4, 3, 2, 1},
// {0, 0, 0, 0, 0, 0, 0, 0, 0},
// {0, 6, 0, 0, 0, 0, 0, 6, 0},
// {7, 0, 7, 0, 7, 0, 7, 0, 7},
// {0, 0, 0, 0, 0, 0, 0, 0, 0},
// {0, 0, 0, 0, 0, 0, 0, 0, 0},
// {8, 0, 8, 0, 8, 0, 8, 0, 8},
// {0, 9, 0, 0, 0, 0, 0, 9, 0},
// {0, 0, 0, 0, 0, 0, 0, 0, 0},
// {14, 13, 12, 11, 10, 11, 12, 13, 14},
public static int chessValue(int positionX, int positionY) { //坐标转数组值
return chessBoard[positionY][positionX];
}
public static void moveChess(int fromX, int fromY, int toX, int toY) {
chessBoard[toY][toX] = chessValue(fromX,fromY);
chessBoard[fromY][fromX] = 0;
}
public static boolean canMove(int fromX, int fromY, int toX, int toY) {//0,3 0,4
//TODO 起始位置到目的位置fromX,fromY, toX, toY 这个为坐标位置 ----注意转换为棋子对应的数组要注意 例如:坐标位x,y --> 棋子=chessBoard[y][x]
if (toX > 8 || toY > 9 || toX < 0 || toY < 0) { //超出棋盘范围
return false;
}
if (fromX == toX && fromY == toY) { //走的是原地
return false;
}
if (chessBoard[fromY][fromX] > 7) { //一方棋子走的位置是自己棋子的位置
if (chessBoard[toY][toX] > 7) {
return false;
}
} else if (chessBoard[fromY][fromX] > 0) {
if (chessBoard[toY][toX] < 8 &&chessValue(toX,toY)!=0) {
return false;
}
}
switch (chessBoard[fromY][fromX]) {
case 1: //车
case 14:
if (Math.abs(toY - fromY) > 0 && Math.abs(toX - fromX) == 0) {//走的竖线
if (toY > fromY) {
for (int i = fromY + 1; i < toY; i++) {
if (chessBoard[i][fromX] != 0) {
return false;
}
}
} else {
for (int i = toY + 1; i < fromY; i++) {
if (chessBoard[i][fromX] != 0) {
return false;
}
}
}
return true;
} else if (Math.abs(toX - fromX) > 0 && Math.abs(toY - fromY) == 0) { //走的横线
if (toX > fromX) {
for (int i = fromX + 1; i < toX; i++) {
if (chessBoard[fromY][i] != 0) {
return false;
}
}
} else {
for (int i = toX + 1; i < fromX; i++) {
if (chessBoard[fromY][i] != 0) {
return false;
}
}
}
return true;
}
break;
case 2: //马
case 13:
if (Math.abs(toY - fromY) == 2 && Math.abs(toX - fromX) == 1) {
int centerY = (toY + fromY) / 2;
if (chessBoard[centerY][fromX] != 0) {//马蹄处有棋子
return false;
}
return true;
} else if (Math.abs(toY - fromY) == 1 && Math.abs(toX - fromX) == 2) {
int centerX = (toX + fromX) / 2;
if (chessBoard[fromY][centerX] != 0) {//马蹄处有棋子
return false;
}
return true;
}
break;
case 3: //相
if (toY > 4) {//过河了
return false;
} else if (Math.abs(toY - fromY) == 2 && Math.abs(toX - fromX) == 2) { //走"田"字
int centerY = (toY + fromY) / 2;
int centerX = (toX + fromX) / 2;
if (chessBoard[centerY][centerX] != 0) {// 象眼处有棋子
return false;
}
return true;
}
break;
case 12:
if (toY < 5) {//过河了
return false;
} else if (Math.abs(toY - fromY) == 2 && Math.abs(toX - fromX) == 2) { //走"田"字
int centerY = (toY + fromY) / 2;
int centerX = (toX + fromX) / 2;
if (chessBoard[centerY][centerX] != 0) {// 象眼处有棋子
return false;
}
return true;
}
break;
case 4: //士
if (toY > 2 || toX < 3 || toX > 5) { //出了九宫格
return false;
} else if (Math.abs(toX - fromX) == 1 && Math.abs(toY - fromY) == 1) {//走斜线，直走一格
return true;
}
break;
case 11:
if (toY < 7 || toX < 3 || toX > 5) { //出了九宫格
return false;
} else if (Math.abs(toX - fromX) == 1 && Math.abs(toY - fromY) == 1) {//走斜线，直走一格
return true;
}
break;
//帅
case 5:
if (toY > 2 || toX < 3 || toX > 5) {//出了九宫格
return false;
} else if ((Math.abs(toX - fromX) + Math.abs(toY - fromY)) == 1) {//只能走一格
return true;
}
break;
case 10:
if (toY < 7 || toX < 3 || toX > 5) {//出了九宫格
return false;
} else if ((Math.abs(toX - fromX) + Math.abs(toY - fromY)) == 1) {//只能走一格
return true;
}
break;
case 6: //炮
case 9:
int count = 0;
if (chessBoard[toY][toX] == 0) { //到的位置是空位置
if (Math.abs(toY - fromY) > 0 && (toX - fromX) == 0) {//走的竖线
if (toY > fromY) {
for (int i = fromY + 1; i < toY; i++) {
if (chessBoard[i][fromX] != 0) {
return false;
}
}
} else {
for (int i = toY + 1; i < fromY; i++) {
if (chessBoard[i][fromX] != 0) {
return false;
}
}
}
} else if (Math.abs(toX - fromX) > 0 && Math.abs(toY - fromY) == 0) {//走的横线
if (toX > fromX) {
for (int i = fromX + 1; i < toX; i++) {
if (chessBoard[fromY][i] != 0) {
return false;
}
}
} else {
for (int i = toX + 1; i < fromX; i++) {
if (chessBoard[fromY][i] != 0) {
return false;
}
}
}
}
return true;
}else { //到的位置是有子的
if (Math.abs(toY - fromY) > 0 && (toX - fromX) == 0) {//走的竖线
if (toY > fromY) {
for (int i = fromY + 1; i < toY; i++) {
if (chessBoard[i][fromX] != 0) {
count++;
}
}
} else {
for (int i = toY + 1; i < fromY; i++) {
if (chessBoard[i][fromX] != 0) {
count++;
}
}
}
} else if (Math.abs(toX - fromX) > 0 && Math.abs(toY - fromY) == 0) {//走的横线
if (toX > fromX) {
for (int i = fromX + 1; i < toX; i++) {
if (chessBoard[fromY][i] != 0) {
count++;
}
}
} else {
for (int i = toX - 1; i > fromX; i--) {
if (chessBoard[fromY][i] != 0) {
count++;
}
}
}
}
if (count == 1) { //如果中间只有一个棋子间隔就可以
return true;
}
}
break;
case 7: //兵
if ((toY - fromY) < 0) {//后退
return false;
} else if (fromY > 4) {//过了河
if ((Math.abs(toX - fromX) + Math.abs(toY - fromY)) == 1) { //只能走一格
return true;
}
} else {//没过河
if (Math.abs(toY - fromY) == 1 && fromX == toX) { //只能往前走
return true;
}
}
break;
case 8:
if ((toY - fromY) > 0) {//后退
return false;
} else if (fromY <= 4) {//过了河
if ((Math.abs(toX - fromX) + Math.abs(toY - fromY)) == 1) { //只能走一格
return true;
}
} else {//没过河
if (Math.abs(toY - fromY) == 1 && fromX == toX) { //只能往前走
return true;
}
}
break;
default: //如果为其他值是不允许移动
break;
}
return false;
}
}--结束END--
本文标题: Android实现象棋游戏
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