1/*
2 * Copyright (C) 2016 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 */
16
17package com.android.documentsui;
18
19import android.app.Activity;
20import android.content.Context;
21import android.graphics.Point;
22import android.util.TypedValue;
23
24/*
25 * Convenience class for getting display related attributes
26 */
27public final class Display {
28    /*
29     * Returns the screen width in raw pixels.
30     */
31    public static float screenWidth(Activity activity) {
32        Point size = new Point();
33        activity.getWindowManager().getDefaultDisplay().getSize(size);
34        return size.x;
35    }
36
37    /*
38     * Returns logical density of the display.
39     */
40    public static float density(Context context) {
41        return context.getResources().getDisplayMetrics().density;
42    }
43
44    /*
45     * Returns action bar height in raw pixels.
46     */
47    public static float actionBarHeight(Context context) {
48        int actionBarHeight = 0;
49        TypedValue tv = new TypedValue();
50        if (context.getTheme().resolveAttribute(android.R.attr.actionBarSize, tv, true)) {
51            actionBarHeight = TypedValue.complexToDimensionPixelSize(tv.data,
52                    context.getResources().getDisplayMetrics());
53        }
54        return actionBarHeight;
55    }
56}
57