android利用handler实现打地鼠游戏

本文实例为大家分享了android利用handler实现打地鼠游戏的具体代码，供大家参考，具体内容如下

xml

<?xml version="1.0" encoding="utf-8"?>

java

package com.tcy.digettetest;import androidx.annotation.NonNull;import androidx.appcompat.app.AppCompatActivity;import android.os.Bundle;import android.os.Handler;import android.os.Message;import android.view.MotionEvent;import android.view.View;import android.widget.Button;import android.widget.ImageView;import android.widget.TextView;import android.widget.Toast;import java.lang.ref.WeakReference;import java.util.IllegalFormatCodePointException;import java.util.Random;public class MainActivity extends AppCompatActivity implements View.OnClickListener, View.OnTouchListener {  public static final int CODE = 1001;  public static final int MAX_NUMBER = 10;  public static final int RANDOM_NUMBER = 500;  Button statrGameButton;  TextView resultTextView;  ImageView saratogaImage;  int[][] mPostion = new int[][]{      {342, 180}, {432, 880},      {521, 256}, {429, 780},      {456, 976}, {145, 665},      {123, 678}, {564, 567},  };  int mTotalCount;  int mSuccessCount;  SaratogaHandler mHandler = new SaratogaHandler(this);  @Override  protected void onCreate(Bundle savedInstanceState) {    super.onCreate(savedInstanceState);    setContentView(R.layout.activity_main);    initView();    setTitle("打加加");  }  private void initView() {    statrGameButton = findViewById(R.id.main_button);    resultTextView = findViewById(R.id.main_textview);    saratogaImage = findViewById(R.id.main_imageview);    statrGameButton.setOnClickListener(this);    saratogaImage.setOnTouchListener(this);  }  @Override  public void onClick(View v) {    switch (v.getId()) {      case R.id.main_button:        startGame();        break;    }  }  private void startGame() {    statrGameButton.setEnabled(false);    resultTextView.setText("开始啦");    statrGameButton.setText("游戏中……");    //发送消息    next(0);  }  public void next(int delayTime) {    int position = new Random().nextInt(mPostion.length);    Message message = Message.obtain();    message.what = CODE;    message.arg1 = position;    mHandler.sendMessageDelayed(message, delayTime);    mTotalCount++;  }  @Override  public boolean onTouch(View v, MotionEvent event) {    v.setVisibility(View.GONE);    mSuccessCount++;    resultTextView.setText("打到了" + mSuccessCount + "只,共" + MAX_NUMBER + "只.");    return false;  }  public static class SaratogaHandler extends Handler {    final WeakReference weakReference;    public SaratogaHandler(MainActivity activity) {      this.weakReference = new WeakReference<>(activity);    }    @Override    public void handleMessage(@NonNull Message msg) {      super.handleMessage(msg);      MainActivity activity = weakReference.get();      switch (msg.what) {        case CODE:          if (activity.mTotalCount > MAX_NUMBER) {            activity.clear();            Toast.makeText(activity, "小加加打完了", Toast.LENGTH_SHORT).show();            return;          }          int position = msg.arg1;          activity.saratogaImage.setX(activity.mPostion[position][0]);          activity.saratogaImage.setY(activity.mPostion[position][1]);          activity.saratogaImage.setVisibility(View.VISIBLE);          int randomTime = new Random().nextInt(RANDOM_NUMBER) + RANDOM_NUMBER;          activity.next(randomTime);          break;      }    }  }  private void clear() {    mTotalCount = 0;    mSuccessCount = 0;    saratogaImage.setVisibility(View.GONE);    statrGameButton.setText("点击开始");    statrGameButton.setEnabled(true);  }}

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以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持脚本之家。

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