RetroMusicPlayer/app/src/main/res/layout/fragment_circle_player.xml

<?xml version="1.0" encoding="utf-8"?><!--
  ~ Copyright (c) 2020 Hemanth Savarala.
  ~
  ~ Licensed under the GNU General Public License v3
  ~
  ~ This is free software: you can redistribute it and/or modify it under
  ~ the terms of the GNU General Public License as published by
  ~  the Free Software Foundation either version 3 of the License, or (at your option) any later version.
  ~
  ~ This software is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
  ~ without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  ~ See the GNU General Public License for more details.
  -->

<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:orientation="vertical">

    <LinearLayout
        android:id="@+id/titleContainer"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:padding="16dp"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent">

        <com.google.android.material.textview.MaterialTextView
            android:id="@+id/title"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:gravity="center"
            android:maxLines="1"
            android:textAppearance="@style/TextViewHeadline5"
            tools:text="@tools:sample/lorem/random" />
    </LinearLayout>

    <com.google.android.material.textview.MaterialTextView
        android:id="@+id/text"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:gravity="center"
        android:maxLines="2"
        android:padding="16dp"
        android:textAppearance="@style/TextViewBody1"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@id/titleContainer"
        tools:text="@tools:sample/lorem/random" />

    <code.name.monkey.retromusic.views.SeekArc
        android:id="@+id/progressSlider"
        android:layout_width="match_parent"
        android:layout_height="280dp"
        android:padding="8dp"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@id/text"
        app:rotation="180"
        app:startAngle="30"
        app:sweepAngle="300"
        app:touchInside="true" />

    <com.google.android.material.floatingactionbutton.FloatingActionButton
        android:id="@+id/playPauseButton"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        app:layout_constraintBottom_toBottomOf="@+id/progressSlider"
        app:layout_constraintEnd_toEndOf="@+id/progressSlider"
        app:layout_constraintStart_toStartOf="@+id/progressSlider"
        app:layout_constraintTop_toBottomOf="@+id/text" />

    <androidx.appcompat.widget.AppCompatImageView
        android:id="@+id/nextButton"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="16dp"
        android:padding="16dp"
        app:layout_constraintBottom_toBottomOf="@+id/playPauseButton"
        app:layout_constraintStart_toEndOf="@+id/playPauseButton"
        app:layout_constraintTop_toTopOf="@+id/playPauseButton"
        app:srcCompat="@drawable/ic_skip_next_round_white_32dp"
        app:tint="@color/md_green_500" />

    <androidx.appcompat.widget.AppCompatImageView
        android:id="@+id/previousButton"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginEnd="16dp"
        android:padding="16dp"
        app:layout_constraintBottom_toBottomOf="@+id/playPauseButton"
        app:layout_constraintEnd_toStartOf="@+id/playPauseButton"
        app:layout_constraintTop_toTopOf="@+id/playPauseButton"
        app:srcCompat="@drawable/ic_skip_previous_round_white_32dp"
        app:tint="@color/md_green_500" />

    <com.google.android.material.textview.MaterialTextView
        android:id="@+id/volumeText"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Volume"
        app:layout_constraintBottom_toTopOf="@+id/volume"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="@+id/volume" />

    <com.google.android.material.textview.MaterialTextView
        android:id="@+id/volume"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:gravity="center"
        android:textAppearance="@style/TextViewHeadline6"
        app:layout_constraintBottom_toBottomOf="@+id/progressSlider"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="@+id/progressSlider"
        tools:text="00:00" />
</androidx.constraintlayout.widget.ConstraintLayout>