android开发中利用handler制作一个打地鼠小游戏

发布时间：2020-11-25 15:21:11

来源：亿速云

阅读：136

作者：Leah

这期内容当中小编将会给大家带来有关android开发中利用handler制作一个打地鼠小游戏，文章内容丰富且以专业的角度为大家分析和叙述，阅读完这篇文章希望大家可以有所收获。

xml

android:layout_width="match_parent"

android:layout_height="match_parent">

android:id="@+id/main_imageview"

android:layout_width="80dp"

android:layout_height="80dp"

android:src="@mipmap/icon"

android:visibility="gone" />

android:id="@+id/main_button"

android:layout_width="90dp"

android:layout_height="50dp"

android:layout_alignParentBottom="true"

android:layout_centerHorizontal="true"

android:layout_marginBottom="30dp"

android:text="开始游戏" />

android:id="@+id/main_textview"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_centerInParent="true" />

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);

}

}

上述就是小编为大家分享的android开发中利用handler制作一个打地鼠小游戏了，如果刚好有类似的疑惑，不妨参照上述分析进行理解。如果想知道更多相关知识，欢迎关注亿速云行业资讯频道。