2022-12-06 두더지 게임

[DoActivity]

package com.example.ex221205

import android.content.Intent
import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import android.os.Handler
import android.os.Looper
import android.os.Message
import android.util.Log
import android.view.View
import android.widget.Button
import android.widget.ImageView
import android.widget.TextView
import kotlin.random.Random

class DoActivity : AppCompatActivity() {

    var isPlaying : Boolean = true
    var score : Int =0 //점수를 저장하는 변수

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_do)

        val tvScore = findViewById<TextView>(R.id.tvScore)
        val btnStart = findViewById<Button>(R.id.btnStart)
        val tvTime = findViewById<TextView>(R.id.tvTime)

        val imgViews = ArrayList<ImageView>()



        for (i in 1..9){
            val resId = resources.getIdentifier("imageView$i", "id", packageName)
            val imgView = findViewById<ImageView>(resId)
            imgViews.add(imgView)
            imgView.visibility = View.INVISIBLE

        }

        btnStart.setOnClickListener {
            val thread2 = TimeThread(tvTime)
            thread2.start()

            for (i in 0 until imgViews.size){
                val imgView = imgViews.get(i)
                imgView.visibility = View.VISIBLE

                val thread = DoThread(imgView)
                thread.start()

                imgView.setOnClickListener {
                    if(imgView.tag ==1){
                        score++
                    }else{
                        score--
                        if(score<0){
                            score =0
                        }
                    }
                    tvScore.setText("현재 점수 : $score")
                }
            }
        }

    } // onCreate() 끝

    val handler2 = object : Handler(Looper.getMainLooper()){
        // Ctrl+O : handleMessage
        override fun handleMessage(msg: Message) {
            super.handleMessage(msg)
            val time = msg.arg1
            val tv = msg.obj as TextView
            tv.setText(time.toString())

        }
    }

    inner class TimeThread(val tv:TextView): Thread(){
        //Ctrl+O: run()
        override fun run(){
            super.run()

            for(i in 30 downTo 0){

                val message = Message()
                message.arg1 = i
                message.obj = tv
                handler2.sendMessage(message)

                Thread.sleep(1000)

            }
            isPlaying = false
            val intent = Intent(this@DoActivity, MainActivity::class.java)
            startActivity(intent)
        }
    }

    val handler = object : Handler(Looper.getMainLooper()){
        override fun handleMessage(msg: Message) {
            super.handleMessage(msg)
            val imgView = msg.obj as ImageView // 어떤 이미지뷰에 적용될 건지??
            val img = msg.arg1 // on 이미지인지 off이미지인지(이미지 정보를 담고 있는 리소스)
            val tag = msg.arg2 // 현재 이미지의 상태!! 1이라면 일어나있음, 0이라면 앉아 있음
            imgView.setImageResource(img)
            imgView.tag=tag
        }
    }
    inner class DoThread(val imgView: ImageView) : Thread(){
        override fun run() {
            super.run()



            while (isPlaying){
                var level = score * 20
                if(score >= 40){
                    level = 800
                }
                //랜덤하게 0~5초 후에 일어나게!!
                val onTime = Random.nextInt(5*(1000-level))
                Thread.sleep(onTime.toLong())

                val message = Message()
                message.arg1=R.drawable.on
                message.arg2=1 //두더지가 일어남을 의미!!
                message.obj = imgView

                handler.sendMessage(message)

                val offTime = Random.nextInt(3*(1000-level))
                Thread.sleep(offTime.toLong())

                val message2 = Message()
                message2.arg1=R.drawable.off
                message2.arg2=0 //두더지가 앉아있음을 의미
                message2.obj = imgView

                handler.sendMessage(message2)

            }
        }
    }
}

[activity_do.xml]

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".DoActivity">

    <TableLayout
        android:layout_width="0dp"
        android:layout_height="0dp"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="@+id/guideline3">

        <TableRow
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_weight="1">

            <ImageView
                android:id="@+id/imageView1"
                android:layout_width="0dp"
                android:layout_height="match_parent"
                android:layout_weight="1"
                app:srcCompat="@drawable/off" />

            <ImageView
                android:id="@+id/imageView2"
                android:layout_width="0dp"
                android:layout_height="match_parent"
                android:layout_weight="1"
                app:srcCompat="@drawable/off" />

            <ImageView
                android:id="@+id/imageView3"
                android:layout_width="0dp"
                android:layout_height="match_parent"
                android:layout_weight="1"
                app:srcCompat="@drawable/off" />
        </TableRow>

        <TableRow
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_weight="1">

            <ImageView
                android:id="@+id/imageView4"
                android:layout_width="0dp"
                android:layout_height="match_parent"
                android:layout_weight="1"
                app:srcCompat="@drawable/off" />

            <ImageView
                android:id="@+id/imageView5"
                android:layout_width="0dp"
                android:layout_height="match_parent"
                android:layout_weight="1"
                app:srcCompat="@drawable/off" />

            <ImageView
                android:id="@+id/imageView6"
                android:layout_width="0dp"
                android:layout_height="match_parent"
                android:layout_weight="1"
                app:srcCompat="@drawable/off" />
        </TableRow>

        <TableRow
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_weight="1">

            <ImageView
                android:id="@+id/imageView7"
                android:layout_width="0dp"
                android:layout_height="match_parent"
                android:layout_weight="1"
                app:srcCompat="@drawable/off" />

            <ImageView
                android:id="@+id/imageView8"
                android:layout_width="0dp"
                android:layout_height="match_parent"
                android:layout_weight="1"
                app:srcCompat="@drawable/off" />

            <ImageView
                android:id="@+id/imageView9"
                android:layout_width="0dp"
                android:layout_height="match_parent"
                android:layout_weight="1"
                app:srcCompat="@drawable/off" />
        </TableRow>

    </TableLayout>

    <androidx.constraintlayout.widget.Guideline
        android:id="@+id/guideline3"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:orientation="horizontal"
        app:layout_constraintGuide_percent="0.45" />

    <TextView
        android:id="@+id/textView"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="40dp"
        android:text="두더지 게임"
        android:textSize="40sp"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

    <TextView
        android:id="@+id/tvScore"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="현재 점수 : 00"
        android:textSize="40sp"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/textView" />

    <Button
        android:id="@+id/btnStart"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="32dp"
        android:text="게임 시작"
        android:textSize="24sp"
        app:layout_constraintEnd_toEndOf="@+id/tvScore"
        app:layout_constraintStart_toStartOf="@+id/tvScore"
        app:layout_constraintTop_toBottomOf="@+id/tvScore" />

    <TextView
        android:id="@+id/tvTime"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="10"
        android:textSize="48sp"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

</androidx.constraintlayout.widget.ConstraintLayout>