User Interface for the Reflex Game on the SSaurel's Channel

activity_play.xml

<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.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:id="@+id/root"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@color/bgColor"
    >

    <LinearLayout
        android:id="@+id/touchArea"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_marginBottom="50dp"
        android:layout_marginLeft="50dp"
        android:layout_marginRight="50dp"
        android:layout_marginTop="50dp"
        android:orientation="vertical"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        android:background="@drawable/dotted_bg"
        android:visibility="gone"/>

    <ImageView
        android:id="@+id/targetIv"
        android:layout_width="100dp"
        android:layout_height="100dp"
        android:src="@drawable/target"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        android:visibility="gone"/>

    <TextView
        android:id="@+id/msgTv"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/start_msg"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        android:textSize="24sp"
        android:textStyle="bold"
        android:gravity="center"
        android:paddingRight="30dp"
        android:paddingLeft="30dp"
        android:textColor="@color/colorPrimaryDark"/>


</android.support.constraint.ConstraintLayout>