//ToolBarを置きたい画面のActivity
package com.example.send_words

import android.content.Intent
import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import android.provider.AlarmClock
import android.widget.TextView

class DisplayMessageActivity : AppCompatActivity() {
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_display_message)

        val toolbar:androidx.appcompat.widget.Toolbar = findViewById(R.id.toolbar)
        setSupportActionBar(toolbar)
        supportActionBar?.setTitle("公開設定")

        supportActionBar?.setDisplayShowHomeEnabled(true)
        supportActionBar?.setDisplayHomeAsUpEnabled(true)

        //Activity開始時にIntentを取得し、文字列をセットする
        val intent: Intent = getIntent()
        val message: String? = intent.getStringExtra(AlarmClock.EXTRA_MESSAGE)
        val textView: TextView = findViewById(R.id.textView)
        textView.setText(message)
    }

    override fun onSupportNavigateUp(): Boolean {
        finish()
        return super.onSupportNavigateUp()
    }
}

//xmlファイル
<?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=".DisplayMessageActivity">

    <TextView
        android:id="@+id/textView"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="236dp"
        android:text="TextView"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.498"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

    <androidx.appcompat.widget.Toolbar
        android:id="@+id/toolbar"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:background="#FDBD5F"
        android:gravity="center"
        android:minHeight="?attr/actionBarSize"
        android:theme="?attr/actionBarTheme"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:subtitleTextAppearance="@style/TextAppearance.AppCompat.Medium"
        app:subtitleTextColor="#FDFBFB" />

</androidx.constraintlayout.widget.ConstraintLayout>

fun main() = println("🍣")

apply plugin: 'com.android.application'
apply plugin: 'kotlin-android'
apply plugin: 'kotlin-android-extensions'

android {
    compileSdkVersion 30
    buildToolsVersion "30.0.0"

    defaultConfig {
        applicationId "jp.wings.nikkeibp.omikuji"
        minSdkVersion 16
        targetSdkVersion 30
        versionCode 1
        versionName "1.0"

        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
    }

    buildTypes {
        release {
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
        }
    }
}

dependencies {
    implementation fileTree(dir: "libs", include: ["*.jar"])
    implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
    implementation 'androidx.core:core-ktx:1.3.0'
    implementation 'androidx.appcompat:appcompat:1.1.0'
    implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
    testImplementation 'junit:junit:4.12'
    androidTestImplementation 'androidx.test.ext:junit:1.1.1'
    androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'

}

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:gravity="clip_vertical|center_horizontal"
    android:orientation="vertical">

    <ImageView
        android:id="@+id/imageView"
        android:layout_width="match_parent"
        android:layout_height="671dp"
        android:layout_weight="1"
        app:srcCompat="@drawable/omikuji1" />

    <Button
        android:id="@+id/button"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:onClick="onButtonClick"
        android:text="@string/bt_action" />
</LinearLayout>

package jp.wings.nikkeibp.omikuji

import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import android.view.View
import android.view.animation.Animation
import android.view.animation.AnimationSet
import android.view.animation.RotateAnimation
import android.view.animation.TranslateAnimation
import kotlinx.android.synthetic.main.main.*
import kotlinx.android.synthetic.main.omikuji.*
import java.util.*

class OmikujiActivity : AppCompatActivity() {

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

/*
       //くじ番号の取得
        val rnd = Random()
        val number = rnd.nextInt(20)

        //おみくじ棚の準備
        val omikujiShelf = Array<String>(20, {"吉"})
        omikujiShelf[0] = "大吉"
        omikujiShelf[19] = "凶"

        //おみくじ棚から取得
        val str = omikujiShelf[number]

        hello_view.text = str

 */
    }

    fun onButtonClick(v:View){
        val translate = TranslateAnimation(0f, 0f, 0f, -200f)
        translate.repeatMode = Animation.REVERSE
        translate.repeatCount = 5
        translate.duration = 100

        val rotate = RotateAnimation(0f, -36f, imageView.width/2f, imageView.height/2f)

        rotate.duration = 200

        val set = AnimationSet(true)
        set.addAnimation(rotate)
        set.addAnimation(translate)

        imageView.startAnimation(set)

        imageView.startAnimation(translate)
        // imageView.setImageResource(R.drawable.result1)
    }
}

💩