给视图的中间添加了一个CrossHair

@@ -16,9 +16,7 @@
         android:label="@string/app_name"
         android:supportsRtl="true"
         android:theme="@style/AppTheme">
-        <activity android:name=".BootActivity" >
-
-        </activity>
+        <activity android:name=".BootActivity"></activity>
         <activity
             android:name=".MainActivity"
             android:label="@string/app_name"
@@ -26,15 +24,12 @@
             android:theme="@style/AppTheme.NoActionBar"> <!-- 禁止屏幕旋转 -->
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
+
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
-        <activity android:name=".GoogleMapActivity">
-
-        </activity>
-        <activity android:name=".BaiduMapActivity">
-
-        </activity>
+        <activity android:name=".GoogleMapActivity"></activity>
+        <activity android:name=".BaiduMapActivity"></activity>
     </application>
 
 </manifest>
\ No newline at end of file

@@ -159,18 +159,18 @@ public class MainActivity extends AppCompatActivity {
         });
 
         // 添加地图图层
-        t_vec = new TianDiTuTiledMapServiceLayer(TianDiTuLayerTypes.IMG_C_SD);
+        t_vec = new TianDiTuTiledMapServiceLayer(TianDiTuLayerTypes.VEC_C);
         mapView.addLayer(t_vec);
-        t_cva = new TianDiTuTiledMapServiceLayer(TianDiTuLayerTypes.CIA_C_SD);
+        t_cva = new TianDiTuTiledMapServiceLayer(TianDiTuLayerTypes.CVA_C);
         mapView.addLayer(t_cva);
         // 一个本地sqlite数据库，注意其只有8-9级数据，因此在数据层中予以了显示控制
         t_local = new TianDiTuLocalTiledMapServiceLayer("my.db", "IMG_C");
         mapView.addLayer(t_local);
         // 添加地图图层
-        t_img = new TianDiTuTiledMapServiceLayer(TianDiTuLayerTypes.IMG_C_ZJ);
+        t_img = new TianDiTuTiledMapServiceLayer(TianDiTuLayerTypes.IMG_C);
         t_img.setVisible(false);
         mapView.addLayer(t_img);
-        t_cia = new TianDiTuTiledMapServiceLayer(TianDiTuLayerTypes.CIA_C_ZJ);
+        t_cia = new TianDiTuTiledMapServiceLayer(TianDiTuLayerTypes.CIA_C);
         t_cia.setVisible(false);
         mapView.addLayer(t_cia);
         mapType = "VEC";

@@ -45,6 +45,14 @@
             app:srcCompat="@mipmap/ic_my_location_white_48dp" />
 
     </android.support.v7.widget.LinearLayoutCompat>
-
+    <ImageView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:src="@drawable/epsg_target"
+        android:tint="@color/colorAccent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintTop_toTopOf="parent"/>
 
 </android.support.constraint.ConstraintLayout>

@@ -13,4 +13,13 @@
         android:layout_width="fill_parent"
         android:layout_height="fill_parent"></com.esri.android.map.MapView>
 
+    <ImageView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:src="@drawable/epsg_target"
+        android:tint="@color/colorAccent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintTop_toTopOf="parent"/>
 </android.support.constraint.ConstraintLayout>