[Android] 숫자 야구

 

activity_main.xml

<TextView
        android:id="@+id/textView"
        android:layout_width="308dp"
        android:layout_height="62dp"
        android:text="welcome"
        android:textSize="30sp"
        android:gravity="center"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintRight_toRightOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintVertical_bias="0.142"/>
<Spinner
        android:layout_width="138dp"
        android:layout_height="67dp"
        android:id="@+id/spinner1"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.134"
        app:layout_constraintVertical_bias="0.353"/>
<Spinner
        android:layout_width="138dp"
        android:layout_height="67dp"
        android:id="@+id/spinner2"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintVertical_bias="0.352"/>
<Spinner
        android:layout_width="138dp"
        android:layout_height="67dp"
        android:id="@+id/spinner3"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintVertical_bias="0.352"
        app:layout_constraintHorizontal_bias="0.863"/>
<Button
        android:text="Button"
        android:layout_width="175dp"
        android:layout_height="86dp"
        android:id="@+id/button"
        app:layout_constraintTop_toBottomOf="@+id/spinner2"
        android:layout_marginTop="112dp"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintHorizontal_bias="0.501"
        app:layout_constraintVertical_bias="0.0"/>

 

item_spinner

숫자 선택하는 spinner의 item(Constraintlayout없이 작성)

<?xml version="1.0" encoding="utf-8"?>
<TextView
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/listItem"
    android:layout_width="match_parent"
    android:layout_height="45dp"
    android:paddingTop="10dp"
    android:paddingStart="30dp"
    android:textColor="@android:color/darker_gray"
    android:textSize="15sp"
    android:paddingLeft="30dp"/>

 

 

MainActivity

class MainActivity : AppCompatActivity() {
    // baseball 클래스 상속
    var baseball:Baseball? = null

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

        setupSpinner(R.id.spinner1)
        setupSpinner(R.id.spinner2)
        setupSpinner(R.id.spinner3)

        baseball = Baseball()
        baseball!!.random()

        val button = findViewById<Button>(R.id.button)
        button.setOnClickListener {
            action()
        }
    }

    fun action(){
        val spinner1 = findViewById<Spinner>(R.id.spinner1)
        val spinner2 = findViewById<Spinner>(R.id.spinner2)
        val spinner3 = findViewById<Spinner>(R.id.spinner3)

        val num1 = spinner1.selectedItem.toString().toInt()
        val num2 = spinner2.selectedItem.toString().toInt()
        val num3 = spinner3.selectedItem.toString().toInt()

        var spinnerArr = arrayOf<Int>(num1, num2, num3)

        val result:Result? = baseball?.finding(spinnerArr)

        val textView = findViewById<TextView>(R.id.textView)
        if(result != null){
            if(result.strike == 3){
                baseball?.clear = true
                textView.text = baseball?.resultString()
            }
            else{
                textView.text = "${result.strike} 스트라이크 ${result.ball} 볼입니다"
            }
        }
    }

    // spinner
    fun setupSpinner(spinnerNum:Int){
        var countArr = arrayOf(1, 2, 3, 4, 5, 6, 7, 8, 9)

        val adapter = ArrayAdapter(this, R.layout.item_spinner, countArr)

        val spinner = findViewById<Spinner>(spinnerNum)
        spinner.adapter = adapter
    }
}

 

 

Baseball.kt(클래스)

숫자 야구 규칙 설정

 

class Baseball {
    var randNum:IntArray = IntArray(3)
    var clear:Boolean = false

    constructor(){
        clear = false
    }

    fun random(){
        /*
        while (true) {
            randNum[0] = (Math.random() * 10).toInt() + 1 // -> 1 ~ 10
            randNum[1] = (Math.random() * 10).toInt() + 1
            randNum[2] = (Math.random() * 10).toInt() + 1

            if(randNum[0] != randNum[1]
                && randNum[0] != randNum[2]
                && randNum[1] != randNum[2]){
                break
            }
        }
        */
        // switch 0 0 1 0 0  0 0 0 0 0
        var switch = BooleanArray(9)
        for (i in switch.indices){
            switch[i] = false
        }

        var w = 0
        while (w < 3) {
            var r = (Math.random() * 9).toInt()    // 0 ~ 8
            if (switch[r] == false) {
                switch[r] = true
                randNum[w] = r  + 1           // 1 ~ 9
                w++
            }
        }

        for (i in randNum.indices){
            println("randNum[$i] = ${randNum[i]}")
        }
    }

    // 판정
    fun finding(userNum:Array<Int>) : Result {
        var strike:Int = 0
        var ball:Int = 0

        // ball
        for (i in userNum.indices){
            for (j in userNum.indices){
                if(userNum[i] == randNum[j] && i != j){
                    ball++
                }
            }
        }

        // strike
        for (i in userNum.indices){
            if(userNum[i] == randNum[i]){
                strike++
            }
        }

        return Result(strike, ball)
    }

    // 결과
    fun resultString() : String{
        if(clear == true){
            return "축하합니다 게임클리어!"
        }else{
            return "아쉽습니다 다시 도전하십시오."
        }
    }
}

class Result(val strike:Int, val ball:Int)