Dice Roller App using Java

 Dice Roller App using Java In Android Studio

<?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"
    android:background="#29b6f6"
    tools:context=".MainActivity">

    <ImageView
        android:id="@+id/Image_view_dice"
        android:layout_width="300dp"
        android:layout_height="300dp"
        android:onClick="play"

        android:src="@drawable/one"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintRight_toRightOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

    <TextView
        android:id="@+id/textView"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="DICE ROLLER"
        android:textColor="#FFEB3B"
        android:textSize="24sp"
        android:textStyle="bold"
        app:layout_constraintBottom_toTopOf="@+id/Image_view_dice"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.5"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

</androidx.constraintlayout.widget.ConstraintLayout>

Java code:-

//package use in this app
package com.example.dicerolling;

import androidx.appcompat.app.AppCompatActivity;

import android.media.Image;
import android.media.MediaPlayer;
import android.os.Bundle;
import android.view.View;
import android.widget.ImageView;

import java.util.Random;


public class MainActivity extends AppCompatActivity {
    private ImageView ImageViewDice;
    private  Random rng = new Random();

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        ImageViewDice = findViewById(R.id.Image_view_dice);
        ImageViewDice.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                rollDice();
            }
        });

    }
    private void rollDice()//function to roll dice
    {
        int randomNumber = rng.nextInt(6)+1;//create random number 1 o 6
        switch (randomNumber)
        {
            case 1:
                ImageViewDice.setImageResource(R.drawable.one);


                break;
            case 2:
                ImageViewDice.setImageResource(R.drawable.two);
                break;
            case 3:
                ImageViewDice.setImageResource(R.drawable.three);
                break;
            case 4:
                ImageViewDice.setImageResource(R.drawable.four);
                break;
            case 5:
                ImageViewDice.setImageResource(R.drawable.five);
                break;
            case 6:
                ImageViewDice.setImageResource(R.drawable.six);

        }
    }
}

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