目标
参与者必须选择并按住屏幕底部的一个按钮。上面有一个圆圈(一个用于简单模式,五个用于五种选择模式)。在每一种情况下,其中一个圆圈中都会出现一个黄色的圆点,参与者必须尽快做出反应,释放屏幕底部的按钮,并选择该圆点出现的圆圈。
代码
MainActivity
package com.example.testapplication;
import androidx.appcompat.app.AppCompatActivity;
import android.annotation.SuppressLint;
import android.os.Bundle;
import android.os.Handler;
import android.sax.StartElementListener;
import android.view.MotionEvent;
import android.view.View;
import android.widget.Button;
import android.os.Message;
import android.widget.FrameLayout;
import android.widget.TextView;
import android.widget.Toast;
import java.util.HashMap;
import java.util.Map;
import java.util.Random;
public class MainActivity extends AppCompatActivity {
long downTime = 0;//Button被按下时的时间
long thisTime = 0;//while每次循环时的时间
long startTime = 0;
long endTime = 0;
long randomTime = 0;
boolean onBtnTouch = false;//Button是否被按下
boolean firstEnter = true;//Button是否被按下
boolean firstClick = true;
TextView randomCircle;
Integer randomInt;
Map<Integer, Integer> mapSmallCircle = new HashMap<Integer, Integer>();
Map<Integer, Integer> mapBigCircle = new HashMap<Integer, Integer>();
@SuppressLint("ClickableViewAccessibility")
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Button startButton = findViewById(R.id.button);
Handler handler = new Handler() {
@Override
public void handleMessage(Message msg){
super.handleMessage(msg);
TextView text1 = findViewById(R.id.textView);
text1.setText(String.valueOf(msg.obj));
randomCircle.setVisibility(View.VISIBLE);
startTime = System.currentTimeMillis();
firstClick = true;
}
};
buildMap();
initCircle();
for(Integer buttonID:mapBigCircle.values()){
findViewById(buttonID).setOnClickListener(new View.OnClickListener(){
@Override
public void onClick(View v){
if (!firstClick) {
return;
}
firstClick = false;
Integer randomID = mapBigCircle.get(randomInt);
TextView text1 = findViewById(R.id.textView);
Integer idd = v.getId();
if (v.getId()==randomID){
endTime = System.currentTimeMillis();
long elapseTime = endTime - startTime;
System.out.println(elapseTime);
text1.setText("选择正确,用时: " + String.valueOf(elapseTime) + " 毫秒");
}
else {
text1.setText("选择错误!");
}
randomCircle.setVisibility(View.INVISIBLE);
}
});
}
startButton.setOnTouchListener(new View.OnTouchListener(){
@Override
public boolean onTouch(View v, MotionEvent event){
firstEnter = true;
TextView text1 = findViewById(R.id.textView);
text1.setText("");
if (event.getAction() == MotionEvent.ACTION_DOWN){
gen_random_time();
downTime = System.currentTimeMillis();
onBtnTouch = true;
Thread t = new Thread(){
@Override
public void run(){
while (onBtnTouch) {
thisTime = System.currentTimeMillis();
if (thisTime - downTime >= randomTime) {
if (firstEnter) {
gen_random_circle();
Message msg = handler.obtainMessage();
msg.obj = "请迅速点击黄点";
handler.sendMessage(msg);
}
firstEnter = false;
try {
Thread.sleep(200);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
}
};
t.start();
}
else {
text1.setText("");
onBtnTouch = false;
}
return false;
}
});
}
public void gen_random_circle(){
Random rand = new Random();
randomInt = rand.nextInt(4) + 1;
Integer ID = mapSmallCircle.get(randomInt);
randomCircle = findViewById(ID);
}
public void gen_random_time(){
Random rand = new Random();
randomTime = rand.nextInt(2000) + 1000;
}
public void buildMap(){
mapSmallCircle.put(1, R.id.textView1);
mapSmallCircle.put(2, R.id.textView2);
mapSmallCircle.put(3, R.id.textView3);
mapSmallCircle.put(4, R.id.textView4);
mapSmallCircle.put(5, R.id.textView5);
mapBigCircle.put(1, R.id.button1);
mapBigCircle.put(2, R.id.button2);
mapBigCircle.put(3, R.id.button3);
mapBigCircle.put(4, R.id.button4);
mapBigCircle.put(5, R.id.button5);
}
public void initCircle(){
for(Integer circleID:mapSmallCircle.values()){
findViewById(circleID).setVisibility(View.INVISIBLE);
}
}
}
xml布局
<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:ignore="MissingDefaultResource">
<TextView
android:id="@+id/textView"
android:layout_width="250dp"
android:layout_height="84dp"
android:layout_gravity="bottom|right"
android:layout_marginRight="150px"
android:layout_marginBottom="1500px"
android:textSize="20sp" />
<Button
android:id="@+id/button1"
android:layout_width="80dp"
android:layout_height="80dp"
android:layout_gravity="bottom|right"
android:layout_marginRight="750px"
android:layout_marginBottom="950px"
android:background="@drawable/green_circle"/>
<Button
android:id="@+id/button3"
android:layout_width="80dp"
android:layout_height="80dp"
android:layout_gravity="bottom|right"
android:layout_marginRight="150px"
android:layout_marginBottom="500px"
android:background="@drawable/green_circle"/>
<Button
android:id="@+id/button2"
android:layout_width="80dp"
android:layout_height="80dp"
android:layout_gravity="bottom|right"
android:layout_marginRight="630px"
android:layout_marginBottom="500px"
android:background="@drawable/green_circle"/>
<Button
android:id="@+id/button5"
android:layout_width="80dp"
android:layout_height="80dp"
android:layout_gravity="bottom|right"
android:layout_marginRight="430px"
android:layout_marginBottom="1200px"
android:background="@drawable/green_circle"/>
<Button
android:id="@+id/button4"
android:layout_width="80dp"
android:layout_height="80dp"
android:layout_marginRight="80px"
android:layout_marginBottom="950px"
android:layout_gravity="bottom|right"
android:background="@drawable/green_circle" />
<Button
android:id="@+id/button"
android:layout_width="100dp"
android:layout_height="100dp"
android:layout_gravity="bottom|right"
android:layout_marginRight="400px"
android:layout_marginBottom="800px"
android:background="@drawable/blue_circle"
android:text="按住我开始游戏" />
<TextView
android:id="@+id/textView1"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_gravity="bottom|right"
android:layout_marginRight="830px"
android:layout_marginBottom="1000px"
android:elevation="2dp"
android:background="@drawable/random_circle" />
<TextView
android:id="@+id/textView4"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_gravity="bottom|right"
android:layout_marginRight="130px"
android:layout_marginBottom="1000px"
android:elevation="2dp"
android:background="@drawable/random_circle" />
<TextView
android:id="@+id/textView5"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_gravity="bottom|right"
android:layout_marginRight="480px"
android:layout_marginBottom="1250px"
android:elevation="2dp"
android:background="@drawable/random_circle" />
<TextView
android:id="@+id/textView2"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_gravity="bottom|right"
android:layout_marginRight="680px"
android:layout_marginBottom="550px"
android:elevation="2dp"
android:background="@drawable/random_circle" />
<TextView
android:id="@+id/textView3"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_gravity="bottom|right"
android:layout_marginRight="200px"
android:layout_marginBottom="550px"
android:elevation="2dp"
android:background="@drawable/random_circle" />
</FrameLayout>
效果
![](https://static.sucaidaohang.com/scStatic/1adfff86-a465-4102-ab80-9fb3e60c856e.png)
原文地址:http://www.cnblogs.com/z5onk0/p/16852527.html
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