| /* |
| * Copyright (C) 2019 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.systemui.assist.ui; |
| |
| import android.content.Context; |
| import android.util.DisplayMetrics; |
| import android.view.Display; |
| import android.view.Surface; |
| |
| import com.android.systemui.R; |
| |
| /** |
| * Utility class for determining screen and corner dimensions. |
| */ |
| public class DisplayUtils { |
| /** |
| * Converts given distance from dp to pixels. |
| */ |
| public static int convertDpToPx(float dp, Context context) { |
| Display d = context.getDisplay(); |
| |
| DisplayMetrics dm = new DisplayMetrics(); |
| d.getRealMetrics(dm); |
| |
| return (int) Math.ceil(dp * dm.density); |
| } |
| |
| /** |
| * The width of the display. |
| * |
| * - Not affected by rotation. |
| * - Includes system decor. |
| */ |
| public static int getWidth(Context context) { |
| Display d = context.getDisplay(); |
| |
| DisplayMetrics dm = new DisplayMetrics(); |
| d.getRealMetrics(dm); |
| |
| int rotation = d.getRotation(); |
| if (rotation == Surface.ROTATION_0 || rotation == Surface.ROTATION_180) { |
| return dm.widthPixels; |
| } else { |
| return dm.heightPixels; |
| } |
| } |
| |
| /** |
| * The height of the display. |
| * |
| * - Not affected by rotation. |
| * - Includes system decor. |
| */ |
| public static int getHeight(Context context) { |
| Display d = context.getDisplay(); |
| |
| DisplayMetrics dm = new DisplayMetrics(); |
| d.getRealMetrics(dm); |
| |
| int rotation = d.getRotation(); |
| if (rotation == Surface.ROTATION_0 || rotation == Surface.ROTATION_180) { |
| return dm.heightPixels; |
| } else { |
| return dm.widthPixels; |
| } |
| } |
| |
| /** |
| * Returns the radius of the bottom corners (the distance from the true corner to the point |
| * where the curve ends), in pixels. |
| */ |
| public static int getCornerRadiusBottom(Context context) { |
| int radius = context.getResources().getDimensionPixelSize( |
| R.dimen.config_rounded_mask_size_bottom); |
| |
| if (radius == 0) { |
| radius = getCornerRadiusDefault(context); |
| } |
| |
| return radius; |
| } |
| |
| /** |
| * Returns the radius of the top corners (the distance from the true corner to the point where |
| * the curve ends), in pixels. |
| */ |
| public static int getCornerRadiusTop(Context context) { |
| int radius = context.getResources().getDimensionPixelSize( |
| R.dimen.config_rounded_mask_size_top); |
| |
| if (radius == 0) { |
| radius = getCornerRadiusDefault(context); |
| } |
| |
| return radius; |
| } |
| |
| private static int getCornerRadiusDefault(Context context) { |
| return context.getResources().getDimensionPixelSize(R.dimen.config_rounded_mask_size); |
| } |
| } |