Metro/app/src/main/res/layout/fragment_equalizer.xml

<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">

    <androidx.appcompat.widget.SwitchCompat
        android:id="@+id/equalizer_switch"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentEnd="true"
        android:layout_centerVertical="true"
        android:layout_gravity="end|center_vertical"
        android:padding="16dp"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintTop_toTopOf="parent" />


    <androidx.appcompat.widget.AppCompatSpinner
        android:id="@+id/equalizer_preset_spinner"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_margin="8dp"
        android:layout_marginStart="8dp"
        android:layout_marginTop="8dp"
        android:layout_marginEnd="8dp"
        android:background="@drawable/line_button"
        android:spinnerMode="dialog"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@id/equalizer_switch" />

    <androidx.constraintlayout.widget.ConstraintLayout
        android:id="@+id/equalizerContainer"
        android:layout_width="0dp"
        android:layout_height="0dp"
        app:layout_constraintDimensionRatio="4:3"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@id/equalizer_preset_spinner">

        <com.h6ah4i.android.widget.verticalseekbar.VerticalSeekBarWrapper
            android:id="@+id/seekBar1Wrap"
            android:layout_width="0dp"
            android:layout_height="0dp"
            app:layout_constraintBottom_toTopOf="@id/textView1"
            app:layout_constraintEnd_toStartOf="@+id/seekBar2Wrap"
            app:layout_constraintHorizontal_bias="0.5"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toTopOf="parent">

            <com.h6ah4i.android.widget.verticalseekbar.VerticalSeekBar
                android:id="@+id/seekBar1"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_marginTop="22dp"
                android:maxHeight="3dp"
                android:progressDrawable="@drawable/color_progress_seek"
                android:thumb="@drawable/switch_thumb_material"
                app:seekBarRotation="CW270"
                tools:progress="100" />
        </com.h6ah4i.android.widget.verticalseekbar.VerticalSeekBarWrapper>

        <com.google.android.material.textview.MaterialTextView
            android:id="@+id/textView1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:textAppearance="@style/TextViewNormal"
            android:textColor="?android:attr/textColorSecondary"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintEnd_toEndOf="@id/seekBar1Wrap"
            app:layout_constraintStart_toStartOf="@id/seekBar1Wrap"
            app:layout_constraintTop_toBottomOf="@id/seekBar1Wrap"
            tools:text="10000 Hz" />


        <com.h6ah4i.android.widget.verticalseekbar.VerticalSeekBarWrapper
            android:id="@+id/seekBar2Wrap"
            android:layout_width="0dp"
            android:layout_height="0dp"
            app:layout_constraintBottom_toTopOf="@id/textView2"
            app:layout_constraintEnd_toStartOf="@+id/seekBar3Wrap"
            app:layout_constraintHorizontal_bias="0.5"
            app:layout_constraintStart_toEndOf="@+id/seekBar1Wrap"
            app:layout_constraintTop_toTopOf="parent">

            <com.h6ah4i.android.widget.verticalseekbar.VerticalSeekBar
                android:id="@+id/seekBar2"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_marginTop="22dp"
                android:maxHeight="3dp"
                android:progressDrawable="@drawable/color_progress_seek"
                android:thumb="@drawable/switch_thumb_material"
                app:seekBarRotation="CW270"
                tools:progress="100" />
        </com.h6ah4i.android.widget.verticalseekbar.VerticalSeekBarWrapper>

        <com.google.android.material.textview.MaterialTextView
            android:id="@+id/textView2"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:textAppearance="@style/TextViewNormal"
            android:textColor="?android:attr/textColorSecondary"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintEnd_toEndOf="@id/seekBar2Wrap"
            app:layout_constraintStart_toStartOf="@id/seekBar2Wrap"
            app:layout_constraintTop_toBottomOf="@id/seekBar2Wrap"
            tools:text="10000 Hz" />

        <com.h6ah4i.android.widget.verticalseekbar.VerticalSeekBarWrapper
            android:id="@+id/seekBar3Wrap"
            android:layout_width="0dp"
            android:layout_height="0dp"
            android:layout_weight="8"
            app:layout_constraintBottom_toTopOf="@id/textView3"
            app:layout_constraintEnd_toStartOf="@+id/seekBar4Wrap"
            app:layout_constraintHorizontal_bias="0.5"
            app:layout_constraintStart_toEndOf="@+id/seekBar2Wrap"
            app:layout_constraintTop_toTopOf="parent"
            tools:layout_editor_absoluteY="3dp">

            <com.h6ah4i.android.widget.verticalseekbar.VerticalSeekBar
                android:id="@+id/seekBar3"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_marginTop="22dp"
                android:maxHeight="3dp"
                android:progressDrawable="@drawable/color_progress_seek"
                android:thumb="@drawable/switch_thumb_material"
                app:seekBarRotation="CW270" />
        </com.h6ah4i.android.widget.verticalseekbar.VerticalSeekBarWrapper>

        <com.google.android.material.textview.MaterialTextView
            android:id="@+id/textView3"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:textAppearance="@style/TextViewNormal"
            android:textColor="?android:attr/textColorSecondary"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintEnd_toEndOf="@id/seekBar3Wrap"
            app:layout_constraintStart_toStartOf="@id/seekBar3Wrap"
            app:layout_constraintTop_toBottomOf="@id/seekBar3Wrap"
            tools:text="10000 Hz" />


        <com.h6ah4i.android.widget.verticalseekbar.VerticalSeekBarWrapper
            android:id="@+id/seekBar4Wrap"
            android:layout_width="0dp"
            android:layout_height="0dp"
            app:layout_constraintBottom_toTopOf="@id/textView4"
            app:layout_constraintEnd_toStartOf="@+id/seekBar5Wrap"
            app:layout_constraintHorizontal_bias="0.5"
            app:layout_constraintStart_toEndOf="@+id/seekBar3Wrap"
            app:layout_constraintTop_toTopOf="parent"
            tools:layout_editor_absoluteY="3dp">

            <com.h6ah4i.android.widget.verticalseekbar.VerticalSeekBar
                android:id="@+id/seekBar4"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_marginTop="22dp"
                android:maxHeight="3dp"
                android:progressDrawable="@drawable/color_progress_seek"
                android:thumb="@drawable/switch_thumb_material"
                app:seekBarRotation="CW270" />
        </com.h6ah4i.android.widget.verticalseekbar.VerticalSeekBarWrapper>

        <com.google.android.material.textview.MaterialTextView
            android:id="@+id/textView4"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:textAppearance="@style/TextViewNormal"
            android:textColor="?android:attr/textColorSecondary"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintEnd_toEndOf="@id/seekBar4Wrap"
            app:layout_constraintStart_toStartOf="@id/seekBar4Wrap"
            app:layout_constraintTop_toBottomOf="@id/seekBar4Wrap"
            tools:text="10000 Hz" />


        <com.h6ah4i.android.widget.verticalseekbar.VerticalSeekBarWrapper
            android:id="@+id/seekBar5Wrap"
            android:layout_width="0dp"
            android:layout_height="0dp"
            app:layout_constraintBottom_toTopOf="@id/textView5"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintHorizontal_bias="0.5"
            app:layout_constraintStart_toEndOf="@+id/seekBar4Wrap"
            app:layout_constraintTop_toTopOf="parent"
            tools:layout_editor_absoluteY="3dp">

            <com.h6ah4i.android.widget.verticalseekbar.VerticalSeekBar
                android:id="@+id/seekBar5"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_marginTop="22dp"
                android:maxHeight="3dp"
                android:progressDrawable="@drawable/color_progress_seek"
                android:thumb="@drawable/switch_thumb_material"
                app:seekBarRotation="CW270" />
        </com.h6ah4i.android.widget.verticalseekbar.VerticalSeekBarWrapper>

        <com.google.android.material.textview.MaterialTextView
            android:id="@+id/textView5"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:textAppearance="@style/TextViewNormal"
            android:textColor="?android:attr/textColorSecondary"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintEnd_toEndOf="@id/seekBar5Wrap"
            app:layout_constraintStart_toStartOf="@id/seekBar5Wrap"
            app:layout_constraintTop_toBottomOf="@id/seekBar5Wrap"
            tools:text="10000 Hz" />

    </androidx.constraintlayout.widget.ConstraintLayout>

    <View
        android:id="@+id/divider"
        android:layout_width="match_parent"
        android:layout_height="1dp"
        android:layout_marginStart="16dp"
        android:layout_marginTop="8dp"
        android:layout_marginEnd="16dp"
        android:layout_marginBottom="16dp"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@id/equalizerContainer" />


    <com.google.android.material.textview.MaterialTextView
        android:id="@+id/bassBoostText"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:padding="16dp"
        android:text="@string/bass_boost"
        android:textAppearance="@style/TextViewNormal"
        android:textColor="?android:attr/textColorPrimary"
        android:textStyle="bold"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@id/divider"
        app:layout_constraintVertical_bias="0.5" />

    <androidx.appcompat.widget.AppCompatSeekBar
        android:id="@+id/bassController"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:maxHeight="3dp"
        android:progressDrawable="@drawable/color_progress_seek"
        android:thumb="@drawable/switch_thumb_material"
        app:layout_constraintBottom_toBottomOf="@id/bassBoostText"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toEndOf="@id/bassBoostText"
        app:layout_constraintTop_toTopOf="@id/bassBoostText" />

    <com.google.android.material.textview.MaterialTextView
        android:id="@+id/controllerText"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:padding="16dp"
        android:text="@string/virtualizer"
        android:textAppearance="@style/TextViewNormal"
        android:textColor="?android:attr/textColorPrimary"
        android:textStyle="bold"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@id/bassBoostText"
        app:layout_constraintVertical_bias="0.5" />

    <androidx.appcompat.widget.AppCompatSeekBar
        android:id="@+id/reverbController"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:maxHeight="3dp"
        android:progressDrawable="@drawable/color_progress_seek"
        android:thumb="@drawable/switch_thumb_material"
        app:layout_constraintBottom_toBottomOf="@id/controllerText"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toEndOf="@id/controllerText"
        app:layout_constraintTop_toTopOf="@id/controllerText" />

    <!--<code.name.monkey.retromusic.equalizer.AnalogController
        android:id="@+id/controllerBass"
        android:layout_width="0dp"
        android:layout_height="0dp"
        android:layout_marginStart="16dp"
        android:layout_marginEnd="16dp"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintDimensionRatio="1:1"
        app:layout_constraintEnd_toStartOf="@+id/controller3D"
        app:layout_constraintHorizontal_bias="0.5"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@id/equalizer_preset_spinner" />


    <code.name.monkey.retromusic.equalizer.AnalogController
        android:id="@+id/controller3D"
        android:layout_width="0dp"
        android:layout_height="0dp"
        android:layout_marginStart="16dp"
        android:layout_marginEnd="16dp"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintDimensionRatio="1:1"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.5"
        app:layout_constraintStart_toEndOf="@+id/controllerBass"
        app:layout_constraintTop_toBottomOf="@id/equalizer_preset_spinner" />-->


    <FrameLayout
        android:id="@+id/equalizerBlocker"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:alpha="0.7"
        android:background="@android:color/transparent"
        android:clickable="true"
        android:visibility="invisible" />

</androidx.constraintlayout.widget.ConstraintLayout>