content: /*
   * Copyright (C) 2012 The Android Open Source Project
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package com.android.uiautomator.core;
  
  import android.graphics.Rect;
  import android.view.accessibility.AccessibilityNodeInfo;
  
  /**
   * This class contains static helper methods to work with
   * {@link AccessibilityNodeInfo}
   */
  class AccessibilityNodeInfoHelper {
  
      /**
       * Returns the node's bounds clipped to the size of the display
       *
       * @param node
       * @param width pixel width of the display
       * @param height pixel height of the display
       * @return null if node is null, else a Rect containing visible bounds
       */
      static Rect getVisibleBoundsInScreen(AccessibilityNodeInfo node, int width, int height) {
          if (node == null) {
              return null;
          }
          // targeted node's bounds
          Rect nodeRect = new Rect();
          node.getBoundsInScreen(nodeRect);
  
          Rect displayRect = new Rect();
          displayRect.top = 0;
          displayRect.left = 0;
          displayRect.right = width;
          displayRect.bottom = height;
  
          if (nodeRect.intersect(displayRect)) {
              return nodeRect;
          } else {
              return new Rect();
          }
      }
  }
  