PlayerAndroid/app/src/main/res/layout/fragment_plain_controls_fragment.xml

<?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:gravity="center_vertical"
    android:orientation="vertical">

    <RelativeLayout
        android:id="@+id/progressContainer"
        android:layout_width="match_parent"
        android:layout_height="28dp"
        android:paddingStart="12dp"
        android:paddingEnd="12dp"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent">

        <com.google.android.material.textview.MaterialTextView
            android:id="@+id/songCurrentProgress"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:layout_alignParentLeft="true"
            android:fontFamily="sans-serif-medium"
            android:gravity="center_vertical|left|end"
            android:paddingLeft="8dp"
            android:singleLine="true"
            android:textColor="?colorOnSecondary"
            android:textSize="12sp"
            tools:ignore="RtlHardcoded,RtlSymmetry"
            tools:text="00:22" />

        <com.google.android.material.textview.MaterialTextView
            android:id="@+id/songTotalTime"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:layout_alignParentRight="true"
            android:fontFamily="sans-serif-medium"
            android:gravity="center_vertical|right|end"
            android:paddingRight="8dp"
            android:singleLine="true"
            android:textColor="?colorOnSecondary"
            android:textSize="12sp"
            tools:ignore="RtlHardcoded,RtlSymmetry"
            tools:text="00:22" />

        <androidx.appcompat.widget.AppCompatSeekBar
            android:id="@+id/progressSlider"
            style="@style/Widget.MaterialProgressBar.ProgressBar.Horizontal"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_centerVertical="true"
            android:layout_toLeftOf="@id/songTotalTime"
            android:layout_toRightOf="@id/songCurrentProgress"
            android:maxHeight="2dp"
            android:progressDrawable="@drawable/color_progress_seek"
            android:splitTrack="false"
            tools:ignore="RtlHardcoded,UnusedAttribute"
            tools:progress="20" />
    </RelativeLayout>

    <RelativeLayout
        android:id="@+id/playerMediaControllerContainer"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layoutDirection="ltr"
        android:paddingStart="4dp"
        android:paddingEnd="4dp"
        app:layout_constraintBottom_toTopOf="@+id/volumeFragmentContainer"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.5"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/progressContainer"
        tools:ignore="ContentDescription,UnusedAttribute"
        tools:showIn="@layout/fragment_player_playback_controls">

        <androidx.appcompat.widget.AppCompatImageButton
            android:id="@+id/previousButton"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_centerVertical="true"
            android:layout_marginEnd="8dp"
            android:layout_toStartOf="@+id/dummy_fab"
            android:background="?attr/roundSelector"
            android:padding="16dp"
            android:scaleType="fitCenter"
            app:srcCompat="@drawable/ic_skip_previous_white_24dp"
            tools:ignore="MissingPrefix"
            tools:tint="@color/md_black_1000" />

        <androidx.appcompat.widget.AppCompatImageButton
            android:id="@+id/nextButton"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_centerVertical="true"
            android:layout_marginStart="8dp"
            android:layout_toEndOf="@+id/dummy_fab"
            android:background="?attr/roundSelector"
            android:padding="16dp"
            android:scaleType="fitCenter"
            app:srcCompat="@drawable/ic_skip_next_white_24dp"
            tools:ignore="MissingPrefix"
            tools:tint="@color/md_black_1000" />

        <androidx.appcompat.widget.AppCompatImageButton
            android:id="@+id/repeatButton"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignParentStart="true"
            android:layout_centerVertical="true"
            android:background="?attr/roundSelector"
            android:padding="16dp"
            android:scaleType="fitCenter"
            app:srcCompat="@drawable/ic_repeat_white_24dp"
            tools:ignore="MissingPrefix"
            tools:tint="@color/md_black_1000" />

        <androidx.appcompat.widget.AppCompatImageButton
            android:id="@+id/shuffleButton"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignParentEnd="true"
            android:layout_centerVertical="true"
            android:background="?attr/roundSelector"
            android:padding="16dp"
            android:scaleType="fitCenter"
            app:srcCompat="@drawable/ic_shuffle_white_24dp"
            tools:ignore="MissingPrefix"
            tools:tint="@color/md_black_1000" />

        <Space
            android:id="@+id/dummy_fab"
            android:layout_width="56dp"
            android:layout_height="56dp"
            android:layout_centerInParent="true" />

        <androidx.appcompat.widget.AppCompatImageButton
            android:id="@+id/playPauseButton"
            android:layout_width="52dp"
            android:layout_height="52dp"
            android:layout_centerInParent="true"
            android:background="@drawable/color_circle_gradient"
            android:elevation="4dp"
            android:padding="16dp"
            app:srcCompat="@drawable/ic_play_arrow_white_32dp" />

    </RelativeLayout>

    <FrameLayout
        android:id="@+id/volumeFragmentContainer"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_weight="0"
        android:paddingStart="8dp"
        android:paddingEnd="8dp"
        app:layout_constraintBottom_toBottomOf="parent"
        tools:backgroundTint="@color/md_red_400"
        tools:layout_height="52dp" />
</androidx.constraintlayout.widget.ConstraintLayout>