sheishuoAPP/uikit/res/layout/nim_preview_image_layout_zoom_control.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/mail_view_content_layout"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:background="#000000"
    android:gravity="center"
    android:orientation="vertical" >

    <com.netease.nim.uikit.common.ui.imageview.MultiTouchZoomableImageView
        android:id="@+id/imageView"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_gravity="center"
        android:scaleType="matrix" />

</LinearLayout>