1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16package com.android.uiautomator.core;
17
18import android.graphics.Point;
19import android.graphics.Rect;
20import android.hardware.display.DisplayManagerGlobal;
21import android.view.Display;
22import android.view.accessibility.AccessibilityNodeInfo;
23
24/**
25 * This class contains static helper methods to work with
26 * {@link AccessibilityNodeInfo}
27 */
28class AccessibilityNodeInfoHelper {
29
30    /**
31     * Returns the node's bounds clipped to the size of the display
32     *
33     * @param node
34     * @return null if node is null, else a Rect containing visible bounds
35     */
36    static Rect getVisibleBoundsInScreen(AccessibilityNodeInfo node) {
37        if (node == null) {
38            return null;
39        }
40        // targeted node's bounds
41        Rect nodeRect = new Rect();
42        node.getBoundsInScreen(nodeRect);
43
44        Rect displayRect = new Rect();
45        Display display = DisplayManagerGlobal.getInstance()
46                .getRealDisplay(Display.DEFAULT_DISPLAY);
47        Point outSize = new Point();
48        display.getSize(outSize);
49        displayRect.top = 0;
50        displayRect.left = 0;
51        displayRect.right = outSize.x;
52        displayRect.bottom = outSize.y;
53
54        nodeRect.intersect(displayRect);
55        return nodeRect;
56    }
57}
58