app/src/main/res/layout/mapinfo_window.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:layout_width="wrap_content"
android:layout_height="wrap_content"
android:background="@drawable/map_infowindow_rect">
<TextView
android:id="@+id/textview_mapinfo_name"
android:layout_width="200dp"
android:layout_height="0dp"
android:layout_marginStart="16dp"
android:gravity="start"
android:minWidth="100dp"
android:text="TextView"
android:textAlignment="viewStart"
app:layout_constraintBottom_toBottomOf="@+id/imageview_mapinfo_picture"
app:layout_constraintStart_toEndOf="@+id/imageview_mapinfo_picture"
app:layout_constraintTop_toTopOf="@+id/imageview_mapinfo_picture" />
<ImageView
android:id="@+id/imageview_mapinfo_picture"
android:layout_width="50dp"
android:layout_height="50dp"
android:layout_marginStart="8dp"
android:layout_marginTop="8dp"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
tools:srcCompat="@tools:sample/avatars" />
<TextView
android:id="@+id/textview_mapinfo_post"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginStart="8dp"
android:layout_marginTop="8dp"
android:layout_marginBottom="20dp"
android:text="TextView"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="@+id/textview_mapinfo_name"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/imageview_mapinfo_picture" />
</android.support.constraint.ConstraintLayout>