<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@color/home_background">


    <com.xdy.home.widget.CanvasView
        android:id="@+id/cv"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:visibility="visible"/>

    <RelativeLayout
        android:id="@+id/iv_show_nodoc"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:background="@color/home_background">

        <ImageView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_centerInParent="true"
            android:src="@mipmap/no_doc"/>
    </RelativeLayout>
</RelativeLayout>