QieKan-3.0/app/src/main/res/layout/activity_audio_play.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:orientation="vertical"
    tools:context=".ui.book.audio.AudioPlayActivity">

    <ImageView
        android:id="@+id/iv_bg"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:scaleType="centerCrop"
        tools:ignore="ContentDescription,ImageContrastCheck" />

    <View
        android:id="@+id/vw_bg2"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:alpha="0.80"
        android:background="?attr/colorSurfaceContainer" />

    <com.google.android.material.appbar.AppBarLayout
        android:id="@+id/title_bar"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:fitsSystemWindows="true"
        app:layout_constraintTop_toTopOf="parent" >
        <com.google.android.material.appbar.MaterialToolbar
            android:id="@+id/tool_bar"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            app:title=" "
            app:navigationIcon="@drawable/ic_arrow_back"/>
    </com.google.android.material.appbar.AppBarLayout>

    <com.google.android.material.card.MaterialCardView
        android:id="@+id/cd_cover"
        android:layout_width="0dp"
        android:layout_height="0dp"
        app:cardElevation="16dp"
        android:layout_marginHorizontal="48dp"
        android:layout_marginTop="0dp"
        android:layout_marginBottom="16dp"
        app:layout_constraintDimensionRatio="16:9"

        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/title_bar"
        app:strokeWidth="0dp">

        <ImageView
            android:id="@+id/iv_cover"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:contentDescription="@string/img_cover"
            android:scaleType="centerCrop" />
    </com.google.android.material.card.MaterialCardView>

    <com.google.android.material.card.MaterialCardView
        android:id="@+id/cd_timer"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_margin="8dp"
        android:visibility="gone"
        app:cardBackgroundColor="?attr/colorSurfaceContainer"
        app:cardCornerRadius="4dp"
        app:cardElevation="16dp"
        app:layout_constraintStart_toStartOf="@id/cd_cover"
        app:layout_constraintTop_toTopOf="@id/cd_cover"
        app:strokeWidth="0dp">

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:gravity="center_vertical"
            android:paddingHorizontal="4dp"
            android:paddingVertical="2dp"
            tools:ignore="UseCompoundDrawables">

            <ImageView
                android:id="@+id/btn_timer"
                android:layout_width="12dp"
                android:layout_height="12dp"
                android:layout_marginEnd="4dp"
                android:src="@drawable/ic_timer_black_24dp" />

            <TextView
                android:id="@+id/tv_timer"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="@string/text"
                android:textSize="10sp"
                android:textStyle="bold"
                tools:ignore="SmallSp" />
        </LinearLayout>

    </com.google.android.material.card.MaterialCardView>

    <com.google.android.material.card.MaterialCardView
        android:id="@+id/cd_speed"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_margin="8dp"
        android:visibility="gone"
        app:cardBackgroundColor="?attr/colorSurfaceContainer"
        app:cardCornerRadius="4dp"
        app:cardElevation="16dp"
        app:layout_constraintStart_toEndOf="@id/cd_timer"
        app:layout_constraintTop_toTopOf="@id/cd_cover"
        app:strokeWidth="0dp">

        <TextView
            android:id="@+id/tv_speed"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:gravity="center_vertical"
            android:paddingHorizontal="4dp"
            android:paddingVertical="2dp"
            android:text="@string/text"
            android:textSize="10sp"
            android:textStyle="bold"
            tools:ignore="SmallSp" />
    </com.google.android.material.card.MaterialCardView>

    <com.dirror.lyricviewx.LyricViewX
        android:id="@+id/lyric_view_x"
        android:layout_width="match_parent"
        android:layout_height="0dp"
        android:visibility="gone"
        app:layout_constraintBottom_toTopOf="@+id/player_progress"
        app:layout_constraintTop_toBottomOf="@+id/cd_cover"
        app:lrcCurrentTextColor="?attr/colorPrimary"
        app:lrcPadding="16dp" />

    <LinearLayout
        android:id="@+id/ll_title"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="vertical"
        android:layout_marginHorizontal="28dp"
        app:layout_constraintTop_toBottomOf="@+id/cd_cover"
        app:layout_constraintBottom_toTopOf="@+id/player_progress">

        <TextView
            android:id="@+id/tv_title"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_marginBottom="4dp"
            android:gravity="center"
            android:scrollbars="none"
            android:textSize="20sp"
            android:textStyle="bold"
            tools:text="@string/text" />

        <TextView
            android:id="@+id/tv_sub_title"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:gravity="center"
            android:scrollbars="none"
            android:textColor="?attr/colorOnSurfaceVariant"
            android:textSize="14sp"
            android:textStyle="bold"
            tools:text="@string/text" />

    </LinearLayout>

    <TextView
        android:id="@+id/tv_dur_time"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_marginStart="32dp"
        android:layout_marginBottom="8dp"
        android:text="@string/text"
        android:textStyle="bold"
        android:textColor="?attr/colorPrimary"
        app:layout_constraintBottom_toTopOf="@id/ll_play_menu"
        app:layout_constraintStart_toStartOf="parent"
        tools:ignore="HardcodedText,RtlSymmetry,TextContrastCheck" />

    <com.google.android.material.slider.Slider
        android:id="@+id/player_progress"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_gravity="center_vertical"
        android:layout_marginHorizontal="16dp"
        android:value="0"
        android:valueFrom="0"
        android:valueTo="100000"
        app:tickColorInactive="@android:color/transparent"
        app:layout_constraintBottom_toTopOf="@id/tv_all_time"
        app:thumbElevation="0dp"
        app:thumbHeight="12dp"
        app:thumbWidth="4dp"
        app:trackHeight="2dp" />

    <TextView
        android:id="@+id/tv_all_time"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginEnd="32dp"
        android:layout_marginBottom="8dp"
        android:text="@string/text"
        android:textStyle="bold"
        android:textColor="?attr/colorPrimary"
        app:layout_constraintBottom_toTopOf="@id/ll_play_menu"
        app:layout_constraintEnd_toEndOf="parent"
        tools:ignore="HardcodedText,TextContrastCheck" />

    <LinearLayout
        android:id="@+id/ll_play_menu"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginBottom="16dp"
        android:gravity="center_vertical"
        android:orientation="horizontal"
        android:paddingHorizontal="6dp"
        app:layout_constraintBottom_toTopOf="@id/ll_sub_menu">

        <View
            android:layout_width="0dp"
            android:layout_height="1dp"
            android:layout_weight="2" />

        <com.google.android.material.button.MaterialButton
            android:id="@+id/iv_skip_previous"
            style="@style/Widget.Material3Expressive.Button.IconButton.Outlined"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:contentDescription="@string/skip_previous"
            app:icon="@drawable/ic_skip_previous"
            app:iconGravity="textStart"
            app:iconSize="32dp"
            app:strokeWidth="0dp"
            tools:ignore="ImageContrastCheck" />

        <View
            android:layout_width="0dp"
            android:layout_height="1dp"
            android:layout_weight="1" />

        <androidx.constraintlayout.widget.ConstraintLayout
            android:layout_width="wrap_content"
            android:layout_height="wrap_content">

            <com.google.android.material.button.MaterialButton
                android:id="@+id/fab_play_stop"
                style="@style/Widget.Material3Expressive.Button.IconButton"
                android:layout_width="80dp"
                android:contentDescription="@string/audio_play"
                android:layout_height="80dp"
                app:backgroundTint="?attr/colorSecondaryContainer"
                app:icon="@drawable/play_anim"
                app:iconGravity="textStart"
                app:iconPadding="0dp"
                app:iconSize="42dp"
                app:iconTint="?attr/colorOnSecondaryContainer"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintTop_toTopOf="parent" />

            <com.google.android.material.loadingindicator.LoadingIndicator
                android:id="@+id/progress_loading"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:visibility="invisible"
                app:layout_constraintWidth="parent"
                app:layout_constraintHeight="parent"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toTopOf="parent" />

        </androidx.constraintlayout.widget.ConstraintLayout>

        <View
            android:layout_width="0dp"
            android:layout_height="1dp"
            android:layout_weight="1" />

        <com.google.android.material.button.MaterialButton
            android:id="@+id/iv_skip_next"
            style="@style/Widget.Material3Expressive.Button.IconButton.Outlined"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:contentDescription="@string/skip_next"
            app:icon="@drawable/ic_skip_next"
            app:iconGravity="textStart"
            app:iconSize="32dp"
            app:strokeWidth="0dp"
            tools:ignore="ImageContrastCheck" />

        <View
            android:layout_width="0dp"
            android:layout_height="1dp"
            android:layout_weight="2" />

    </LinearLayout>

    <LinearLayout
        android:id="@+id/ll_sub_menu"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginBottom="16dp"
        android:orientation="vertical"
        app:layout_constraintBottom_toBottomOf="parent">

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="horizontal">

            <View
                android:layout_width="0dp"
                android:layout_height="1dp"
                android:layout_weight="3" />

            <com.google.android.material.button.MaterialButton
                android:id="@+id/iv_play_mode"
                style="@style/Widget.Material3Expressive.Button.IconButton.Outlined"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:contentDescription="@string/play_mode"
                app:icon="@drawable/ic_play_mode_list_end_stop"
                app:iconGravity="textStart"
                app:iconSize="20dp"
                app:strokeWidth="0dp" />

            <View
                android:layout_width="0dp"
                android:layout_height="1dp"
                android:layout_weight="1" />

            <com.google.android.material.button.MaterialButton
                android:id="@+id/iv_timer"
                style="@style/Widget.Material3Expressive.Button.IconButton.Outlined"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:checkable="true"
                android:contentDescription="@string/set_timer"
                app:icon="@drawable/ic_timer_black_24dp"
                app:iconGravity="textStart"
                app:iconSize="20dp"
                app:strokeWidth="0dp" />

            <View
                android:layout_width="0dp"
                android:layout_height="1dp"
                android:layout_weight="1" />

            <com.google.android.material.button.MaterialButton
                android:id="@+id/iv_chapter"
                style="@style/Widget.Material3Expressive.Button.IconButton.Outlined"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:contentDescription="@string/chapter_list"
                app:icon="@drawable/ic_chapter_list"
                app:iconGravity="textStart"
                app:iconSize="20dp"
                app:strokeWidth="0dp" />

            <View
                android:layout_width="0dp"
                android:layout_height="1dp"
                android:layout_weight="1" />

            <com.google.android.material.button.MaterialButton
                android:id="@+id/iv_fast_forward"
                style="@style/Widget.Material3Expressive.Button.IconButton.Outlined"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:checkable="true"
                android:contentDescription="@string/skip_next"
                app:icon="@drawable/ic_speed"
                app:iconGravity="textStart"
                app:strokeWidth="0dp"
                tools:ignore="ImageContrastCheck" />

            <View
                android:layout_width="0dp"
                android:layout_height="1dp"
                android:layout_weight="3" />
        </LinearLayout>

        <LinearLayout
            android:id="@+id/ll_set"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_marginHorizontal="16dp"
            android:visibility="gone"
            app:layout_constraintBottom_toBottomOf="parent">

            <com.google.android.material.button.MaterialButton
                android:id="@+id/btn_reset"
                style="@style/Widget.Material3Expressive.Button.IconButton.Tonal"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:alpha="0.8"
                android:contentDescription="@string/restore"
                app:icon="@drawable/ic_restore"
                app:iconGravity="textStart"
                tools:ignore="ImageContrastCheck" />

            <com.google.android.material.slider.Slider
                android:id="@+id/setting_slider"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                app:tickColorInactive="@android:color/transparent"
                android:layout_gravity="center_vertical"
                android:value="0"
                android:valueFrom="0"
                android:valueTo="1" />
        </LinearLayout>


    </LinearLayout>

</androidx.constraintlayout.widget.ConstraintLayout>