android: cardview的样式

一，代码：

<?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:id="@+id/main"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".activity.CardActivity">

    <androidx.cardview.widget.CardView
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_margin="10dp"
        android:layout_marginStart="10dp"
        android:layout_marginTop="661dp"
        android:layout_marginEnd="9dp"
        android:layout_marginBottom="670dp"
        android:background="#ff00ff"
        app:cardBackgroundColor="#ff00ff"
        app:cardCornerRadius="10dp"
        app:contentPadding="20dp"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="1.0"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintVertical_bias="0.261">

        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="圆角 CardView "
            android:textColor="@color/white" />
    </androidx.cardview.widget.CardView>


    <androidx.cardview.widget.CardView
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_margin="30dp"
        android:layout_marginStart="30dp"
        android:layout_marginTop="661dp"
        android:layout_marginEnd="30dp"
        android:layout_marginBottom="670dp"
        android:background="#ff00ff"
        app:cardBackgroundColor="#0000ff"
        app:cardCornerRadius="10dp"
        app:contentPadding="20dp"
        app:cardElevation="30dp"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.0"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintVertical_bias="0.556">

        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="圆角 CardView "
            android:textColor="@color/white" />
    </androidx.cardview.widget.CardView>


</androidx.constraintlayout.widget.ConstraintLayout>

说明：

背景色:

app:cardBackgroundColor="#ff00ff"

阴影

app:cardElevation="60dp"

圆角

app:cardCornerRadius="10dp"

padding

app:contentPadding="20dp"

二，测试效果