/*
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* Copyright 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.view;
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import static android.util.DisplayMetrics.DENSITY_DEFAULT;
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import static android.util.DisplayMetrics.DENSITY_DEVICE_STABLE;
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import static android.view.DisplayCutoutProto.BOUND_BOTTOM;
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import static android.view.DisplayCutoutProto.BOUND_LEFT;
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import static android.view.DisplayCutoutProto.BOUND_RIGHT;
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import static android.view.DisplayCutoutProto.BOUND_TOP;
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import static android.view.DisplayCutoutProto.INSETS;
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import static com.android.internal.annotations.VisibleForTesting.Visibility.PRIVATE;
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import android.annotation.IntDef;
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import android.annotation.NonNull;
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import android.annotation.Nullable;
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import android.content.res.Resources;
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import android.graphics.Insets;
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import android.graphics.Matrix;
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import android.graphics.Path;
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import android.graphics.Rect;
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import android.graphics.RectF;
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import android.graphics.Region;
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import android.graphics.Region.Op;
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import android.os.Parcel;
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import android.os.Parcelable;
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import android.text.TextUtils;
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import android.util.Log;
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import android.util.Pair;
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import android.util.PathParser;
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import android.util.proto.ProtoOutputStream;
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import com.android.internal.R;
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import com.android.internal.annotations.GuardedBy;
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import com.android.internal.annotations.VisibleForTesting;
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import java.lang.annotation.Retention;
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import java.lang.annotation.RetentionPolicy;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.List;
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/**
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* Represents the area of the display that is not functional for displaying content.
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*
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* <p>{@code DisplayCutout} is immutable.
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*/
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public final class DisplayCutout {
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private static final String TAG = "DisplayCutout";
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private static final String BOTTOM_MARKER = "@bottom";
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private static final String DP_MARKER = "@dp";
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private static final String RIGHT_MARKER = "@right";
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/**
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* Category for overlays that allow emulating a display cutout on devices that don't have
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* one.
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*
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* @see android.content.om.IOverlayManager
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* @hide
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*/
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public static final String EMULATION_OVERLAY_CATEGORY =
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"com.android.internal.display_cutout_emulation";
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private static final Rect ZERO_RECT = new Rect();
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/**
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* An instance where {@link #isEmpty()} returns {@code true}.
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*
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* @hide
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*/
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public static final DisplayCutout NO_CUTOUT = new DisplayCutout(
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ZERO_RECT, ZERO_RECT, ZERO_RECT, ZERO_RECT, ZERO_RECT,
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false /* copyArguments */);
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private static final Pair<Path, DisplayCutout> NULL_PAIR = new Pair<>(null, null);
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private static final Object CACHE_LOCK = new Object();
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@GuardedBy("CACHE_LOCK")
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private static String sCachedSpec;
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@GuardedBy("CACHE_LOCK")
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private static int sCachedDisplayWidth;
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@GuardedBy("CACHE_LOCK")
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private static int sCachedDisplayHeight;
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@GuardedBy("CACHE_LOCK")
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private static float sCachedDensity;
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@GuardedBy("CACHE_LOCK")
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private static Pair<Path, DisplayCutout> sCachedCutout = NULL_PAIR;
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private final Rect mSafeInsets;
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/**
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* The bound is at the left of the screen.
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* @hide
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*/
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public static final int BOUNDS_POSITION_LEFT = 0;
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/**
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* The bound is at the top of the screen.
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* @hide
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*/
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public static final int BOUNDS_POSITION_TOP = 1;
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/**
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* The bound is at the right of the screen.
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* @hide
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*/
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public static final int BOUNDS_POSITION_RIGHT = 2;
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/**
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* The bound is at the bottom of the screen.
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* @hide
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*/
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public static final int BOUNDS_POSITION_BOTTOM = 3;
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/**
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* The number of possible positions at which bounds can be located.
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* @hide
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*/
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public static final int BOUNDS_POSITION_LENGTH = 4;
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/** @hide */
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@IntDef(prefix = { "BOUNDS_POSITION_" }, value = {
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BOUNDS_POSITION_LEFT,
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BOUNDS_POSITION_TOP,
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BOUNDS_POSITION_RIGHT,
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BOUNDS_POSITION_BOTTOM
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})
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@Retention(RetentionPolicy.SOURCE)
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public @interface BoundsPosition {}
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private static class Bounds {
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private final Rect[] mRects;
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private Bounds(Rect left, Rect top, Rect right, Rect bottom, boolean copyArguments) {
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mRects = new Rect[BOUNDS_POSITION_LENGTH];
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mRects[BOUNDS_POSITION_LEFT] = getCopyOrRef(left, copyArguments);
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mRects[BOUNDS_POSITION_TOP] = getCopyOrRef(top, copyArguments);
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mRects[BOUNDS_POSITION_RIGHT] = getCopyOrRef(right, copyArguments);
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mRects[BOUNDS_POSITION_BOTTOM] = getCopyOrRef(bottom, copyArguments);
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}
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private Bounds(Rect[] rects, boolean copyArguments) {
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if (rects.length != BOUNDS_POSITION_LENGTH) {
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throw new IllegalArgumentException(
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"rects must have exactly 4 elements: rects=" + Arrays.toString(rects));
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}
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if (copyArguments) {
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mRects = new Rect[BOUNDS_POSITION_LENGTH];
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for (int i = 0; i < BOUNDS_POSITION_LENGTH; ++i) {
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mRects[i] = new Rect(rects[i]);
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}
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} else {
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for (Rect rect : rects) {
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if (rect == null) {
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throw new IllegalArgumentException(
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"rects must have non-null elements: rects="
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+ Arrays.toString(rects));
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}
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}
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mRects = rects;
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}
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}
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private boolean isEmpty() {
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for (Rect rect : mRects) {
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if (!rect.isEmpty()) {
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return false;
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}
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}
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return true;
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}
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private Rect getRect(@BoundsPosition int pos) {
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return new Rect(mRects[pos]);
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}
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private Rect[] getRects() {
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Rect[] rects = new Rect[BOUNDS_POSITION_LENGTH];
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for (int i = 0; i < BOUNDS_POSITION_LENGTH; ++i) {
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rects[i] = new Rect(mRects[i]);
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}
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return rects;
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}
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@Override
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public int hashCode() {
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int result = 0;
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for (Rect rect : mRects) {
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result = result * 48271 + rect.hashCode();
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}
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return result;
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}
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@Override
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public boolean equals(Object o) {
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if (o == this) {
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return true;
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}
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if (o instanceof Bounds) {
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Bounds b = (Bounds) o;
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return Arrays.deepEquals(mRects, b.mRects);
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}
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return false;
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}
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@Override
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public String toString() {
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return "Bounds=" + Arrays.toString(mRects);
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}
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}
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private final Bounds mBounds;
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/**
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* Creates a DisplayCutout instance.
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*
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* <p>Note that this is only useful for tests. For production code, developers should always
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* use a {@link DisplayCutout} obtained from the system.</p>
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*
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* @param safeInsets the insets from each edge which avoid the display cutout as returned by
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* {@link #getSafeInsetTop()} etc.
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* @param boundLeft the left bounding rect of the display cutout in pixels. If null is passed,
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* it's treated as an empty rectangle (0,0)-(0,0).
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* @param boundTop the top bounding rect of the display cutout in pixels. If null is passed,
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* it's treated as an empty rectangle (0,0)-(0,0).
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* @param boundRight the right bounding rect of the display cutout in pixels. If null is
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* passed, it's treated as an empty rectangle (0,0)-(0,0).
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* @param boundBottom the bottom bounding rect of the display cutout in pixels. If null is
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* passed, it's treated as an empty rectangle (0,0)-(0,0).
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*/
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// TODO(b/73953958): @VisibleForTesting(visibility = PRIVATE)
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public DisplayCutout(@NonNull Insets safeInsets, @Nullable Rect boundLeft,
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@Nullable Rect boundTop, @Nullable Rect boundRight, @Nullable Rect boundBottom) {
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this(safeInsets.toRect(), boundLeft, boundTop, boundRight, boundBottom, true);
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}
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/**
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* Creates a DisplayCutout instance.
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*
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* <p>Note that this is only useful for tests. For production code, developers should always
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* use a {@link DisplayCutout} obtained from the system.</p>
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*
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* @param safeInsets the insets from each edge which avoid the display cutout as returned by
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* {@link #getSafeInsetTop()} etc.
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* @param boundingRects the bounding rects of the display cutouts as returned by
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* {@link #getBoundingRects()} ()}.
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* @deprecated Use {@link DisplayCutout#DisplayCutout(Insets, Rect, Rect, Rect, Rect)} instead.
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*/
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// TODO(b/73953958): @VisibleForTesting(visibility = PRIVATE)
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@Deprecated
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public DisplayCutout(@Nullable Rect safeInsets, @Nullable List<Rect> boundingRects) {
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this(safeInsets, extractBoundsFromList(safeInsets, boundingRects),
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true /* copyArguments */);
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}
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/**
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* Creates a DisplayCutout instance.
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*
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* @param safeInsets the insets from each edge which avoid the display cutout as returned by
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* {@link #getSafeInsetTop()} etc.
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* @param copyArguments if true, create a copy of the arguments. If false, the passed arguments
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* are not copied and MUST remain unchanged forever.
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*/
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private DisplayCutout(Rect safeInsets, Rect boundLeft, Rect boundTop, Rect boundRight,
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Rect boundBottom, boolean copyArguments) {
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mSafeInsets = getCopyOrRef(safeInsets, copyArguments);
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mBounds = new Bounds(boundLeft, boundTop, boundRight, boundBottom, copyArguments);
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}
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private DisplayCutout(Rect safeInsets, Rect[] bounds, boolean copyArguments) {
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mSafeInsets = getCopyOrRef(safeInsets, copyArguments);
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mBounds = new Bounds(bounds, copyArguments);
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}
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private DisplayCutout(Rect safeInsets, Bounds bounds) {
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mSafeInsets = safeInsets;
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mBounds = bounds;
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}
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private static Rect getCopyOrRef(Rect r, boolean copyArguments) {
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if (r == null) {
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return ZERO_RECT;
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} else if (copyArguments) {
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return new Rect(r);
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} else {
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return r;
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}
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}
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/**
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* Find the position of the bounding rect, and create an array of Rect whose index represents
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* the position (= BoundsPosition).
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*
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* @hide
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*/
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public static Rect[] extractBoundsFromList(Rect safeInsets, List<Rect> boundingRects) {
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Rect[] sortedBounds = new Rect[BOUNDS_POSITION_LENGTH];
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for (int i = 0; i < sortedBounds.length; ++i) {
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sortedBounds[i] = ZERO_RECT;
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}
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if (safeInsets != null && boundingRects != null) {
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for (Rect bound : boundingRects) {
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// There is at most one non-functional area per short edge of the device, but none
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// on the long edges, so either safeInsets.right or safeInsets.bottom must be 0.
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// TODO(b/117199965): Refine the logic to handle edge cases.
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if (bound.left == 0) {
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sortedBounds[BOUNDS_POSITION_LEFT] = bound;
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} else if (bound.top == 0) {
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sortedBounds[BOUNDS_POSITION_TOP] = bound;
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} else if (safeInsets.right > 0) {
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sortedBounds[BOUNDS_POSITION_RIGHT] = bound;
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} else if (safeInsets.bottom > 0) {
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sortedBounds[BOUNDS_POSITION_BOTTOM] = bound;
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}
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}
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}
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return sortedBounds;
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}
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/**
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* Returns true if there is no cutout, i.e. the bounds are empty.
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*
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* @hide
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*/
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public boolean isBoundsEmpty() {
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return mBounds.isEmpty();
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}
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/**
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* Returns true if the safe insets are empty (and therefore the current view does not
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* overlap with the cutout or cutout area).
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*
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* @hide
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*/
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public boolean isEmpty() {
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return mSafeInsets.equals(ZERO_RECT);
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}
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/** Returns the inset from the top which avoids the display cutout in pixels. */
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public int getSafeInsetTop() {
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return mSafeInsets.top;
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}
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/** Returns the inset from the bottom which avoids the display cutout in pixels. */
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public int getSafeInsetBottom() {
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return mSafeInsets.bottom;
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}
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/** Returns the inset from the left which avoids the display cutout in pixels. */
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public int getSafeInsetLeft() {
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return mSafeInsets.left;
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}
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/** Returns the inset from the right which avoids the display cutout in pixels. */
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public int getSafeInsetRight() {
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return mSafeInsets.right;
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}
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/**
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* Returns the safe insets in a rect in pixel units.
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*
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* @return a rect which is set to the safe insets.
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* @hide
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*/
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public Rect getSafeInsets() {
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return new Rect(mSafeInsets);
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}
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/**
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* Returns a list of {@code Rect}s, each of which is the bounding rectangle for a non-functional
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* area on the display.
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*
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* There will be at most one non-functional area per short edge of the device, and none on
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* the long edges.
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*
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* @return a list of bounding {@code Rect}s, one for each display cutout area. No empty Rect is
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* returned.
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*/
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@NonNull
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public List<Rect> getBoundingRects() {
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List<Rect> result = new ArrayList<>();
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for (Rect bound : getBoundingRectsAll()) {
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if (!bound.isEmpty()) {
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result.add(new Rect(bound));
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}
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}
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return result;
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}
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/**
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* Returns an array of {@code Rect}s, each of which is the bounding rectangle for a non-
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* functional area on the display. Ordinal value of BoundPosition is used as an index of
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* the array.
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*
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* There will be at most one non-functional area per short edge of the device, and none on
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* the long edges.
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*
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* @return an array of bounding {@code Rect}s, one for each display cutout area. This might
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* contain ZERO_RECT, which means there is no cutout area at the position.
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*
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* @hide
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*/
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public Rect[] getBoundingRectsAll() {
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return mBounds.getRects();
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}
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/**
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* Returns a bounding rectangle for a non-functional area on the display which is located on
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* the left of the screen.
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*
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* @return bounding rectangle in pixels. In case of no bounding rectangle, an empty rectangle
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* is returned.
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*/
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public @NonNull Rect getBoundingRectLeft() {
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return mBounds.getRect(BOUNDS_POSITION_LEFT);
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}
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/**
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* Returns a bounding rectangle for a non-functional area on the display which is located on
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* the top of the screen.
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*
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* @return bounding rectangle in pixels. In case of no bounding rectangle, an empty rectangle
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* is returned.
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*/
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public @NonNull Rect getBoundingRectTop() {
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return mBounds.getRect(BOUNDS_POSITION_TOP);
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}
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/**
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* Returns a bounding rectangle for a non-functional area on the display which is located on
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* the right of the screen.
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*
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* @return bounding rectangle in pixels. In case of no bounding rectangle, an empty rectangle
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* is returned.
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*/
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public @NonNull Rect getBoundingRectRight() {
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return mBounds.getRect(BOUNDS_POSITION_RIGHT);
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}
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/**
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* Returns a bounding rectangle for a non-functional area on the display which is located on
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* the bottom of the screen.
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*
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* @return bounding rectangle in pixels. In case of no bounding rectangle, an empty rectangle
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* is returned.
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*/
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public @NonNull Rect getBoundingRectBottom() {
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return mBounds.getRect(BOUNDS_POSITION_BOTTOM);
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}
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@Override
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public int hashCode() {
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return mSafeInsets.hashCode() * 48271 + mBounds.hashCode();
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}
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@Override
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public boolean equals(Object o) {
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if (o == this) {
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return true;
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}
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if (o instanceof DisplayCutout) {
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DisplayCutout c = (DisplayCutout) o;
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return mSafeInsets.equals(c.mSafeInsets) && mBounds.equals(c.mBounds);
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}
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return false;
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}
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@Override
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public String toString() {
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return "DisplayCutout{insets=" + mSafeInsets
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+ " boundingRect={" + mBounds + "}"
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+ "}";
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}
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/**
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* @hide
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*/
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public void writeToProto(ProtoOutputStream proto, long fieldId) {
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final long token = proto.start(fieldId);
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mSafeInsets.writeToProto(proto, INSETS);
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mBounds.getRect(BOUNDS_POSITION_LEFT).writeToProto(proto, BOUND_LEFT);
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mBounds.getRect(BOUNDS_POSITION_TOP).writeToProto(proto, BOUND_TOP);
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mBounds.getRect(BOUNDS_POSITION_RIGHT).writeToProto(proto, BOUND_RIGHT);
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mBounds.getRect(BOUNDS_POSITION_BOTTOM).writeToProto(proto, BOUND_BOTTOM);
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proto.end(token);
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}
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/**
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* Insets the reference frame of the cutout in the given directions.
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*
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* @return a copy of this instance which has been inset
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* @hide
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*/
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public DisplayCutout inset(int insetLeft, int insetTop, int insetRight, int insetBottom) {
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if (insetLeft == 0 && insetTop == 0 && insetRight == 0 && insetBottom == 0
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|| isBoundsEmpty()) {
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return this;
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}
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Rect safeInsets = new Rect(mSafeInsets);
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// Note: it's not really well defined what happens when the inset is negative, because we
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// don't know if the safe inset needs to expand in general.
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if (insetTop > 0 || safeInsets.top > 0) {
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safeInsets.top = atLeastZero(safeInsets.top - insetTop);
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}
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if (insetBottom > 0 || safeInsets.bottom > 0) {
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safeInsets.bottom = atLeastZero(safeInsets.bottom - insetBottom);
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}
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if (insetLeft > 0 || safeInsets.left > 0) {
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safeInsets.left = atLeastZero(safeInsets.left - insetLeft);
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}
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if (insetRight > 0 || safeInsets.right > 0) {
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safeInsets.right = atLeastZero(safeInsets.right - insetRight);
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}
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// If we are not cutting off part of the cutout by insetting it on bottom/right, and we also
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// don't move it around, we can avoid the allocation and copy of the instance.
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if (insetLeft == 0 && insetTop == 0 && mSafeInsets.equals(safeInsets)) {
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return this;
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}
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Rect[] bounds = mBounds.getRects();
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for (int i = 0; i < bounds.length; ++i) {
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if (!bounds[i].equals(ZERO_RECT)) {
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bounds[i].offset(-insetLeft, -insetTop);
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}
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}
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return new DisplayCutout(safeInsets, bounds, false /* copyArguments */);
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}
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/**
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* Returns a copy of this instance with the safe insets replaced with the parameter.
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*
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* @param safeInsets the new safe insets in pixels
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* @return a copy of this instance with the safe insets replaced with the argument.
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*
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* @hide
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*/
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public DisplayCutout replaceSafeInsets(Rect safeInsets) {
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return new DisplayCutout(new Rect(safeInsets), mBounds);
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}
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private static int atLeastZero(int value) {
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return value < 0 ? 0 : value;
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}
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/**
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* Creates an instance from a bounding rect.
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*
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* @hide
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*/
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@VisibleForTesting
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public static DisplayCutout fromBoundingRect(
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int left, int top, int right, int bottom, @BoundsPosition int pos) {
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Rect[] bounds = new Rect[BOUNDS_POSITION_LENGTH];
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for (int i = 0; i < BOUNDS_POSITION_LENGTH; ++i) {
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bounds[i] = (pos == i) ? new Rect(left, top, right, bottom) : new Rect();
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}
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return new DisplayCutout(ZERO_RECT, bounds, false /* copyArguments */);
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}
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/**
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* Creates an instance from a bounding {@link Path}.
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*
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* @hide
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*/
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public static DisplayCutout fromBounds(Rect[] bounds) {
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return new DisplayCutout(ZERO_RECT, bounds, false /* copyArguments */);
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}
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/**
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* Creates the display cutout according to
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* @android:string/config_mainBuiltInDisplayCutoutRectApproximation, which is the closest
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* rectangle-base approximation of the cutout.
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*
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* @hide
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*/
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public static DisplayCutout fromResourcesRectApproximation(Resources res, int displayWidth, int displayHeight) {
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return fromSpec(res.getString(R.string.config_mainBuiltInDisplayCutoutRectApproximation),
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displayWidth, displayHeight, DENSITY_DEVICE_STABLE / (float) DENSITY_DEFAULT);
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}
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/**
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* Creates an instance according to @android:string/config_mainBuiltInDisplayCutout.
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*
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* @hide
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*/
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public static Path pathFromResources(Resources res, int displayWidth, int displayHeight) {
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return pathAndDisplayCutoutFromSpec(
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res.getString(R.string.config_mainBuiltInDisplayCutout),
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displayWidth, displayHeight, DENSITY_DEVICE_STABLE / (float) DENSITY_DEFAULT).first;
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}
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/**
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* Creates an instance according to the supplied {@link android.util.PathParser.PathData} spec.
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*
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* @hide
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*/
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@VisibleForTesting(visibility = PRIVATE)
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public static DisplayCutout fromSpec(String spec, int displayWidth, int displayHeight,
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float density) {
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return pathAndDisplayCutoutFromSpec(spec, displayWidth, displayHeight, density).second;
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}
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private static Pair<Path, DisplayCutout> pathAndDisplayCutoutFromSpec(String spec,
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int displayWidth, int displayHeight, float density) {
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if (TextUtils.isEmpty(spec)) {
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return NULL_PAIR;
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}
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synchronized (CACHE_LOCK) {
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if (spec.equals(sCachedSpec) && sCachedDisplayWidth == displayWidth
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&& sCachedDisplayHeight == displayHeight
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&& sCachedDensity == density) {
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return sCachedCutout;
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}
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}
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spec = spec.trim();
|
final float offsetX;
|
if (spec.endsWith(RIGHT_MARKER)) {
|
offsetX = displayWidth;
|
spec = spec.substring(0, spec.length() - RIGHT_MARKER.length()).trim();
|
} else {
|
offsetX = displayWidth / 2f;
|
}
|
final boolean inDp = spec.endsWith(DP_MARKER);
|
if (inDp) {
|
spec = spec.substring(0, spec.length() - DP_MARKER.length());
|
}
|
|
String bottomSpec = null;
|
if (spec.contains(BOTTOM_MARKER)) {
|
String[] splits = spec.split(BOTTOM_MARKER, 2);
|
spec = splits[0].trim();
|
bottomSpec = splits[1].trim();
|
}
|
|
final Path p;
|
final Region r = Region.obtain();
|
try {
|
p = PathParser.createPathFromPathData(spec);
|
} catch (Throwable e) {
|
Log.wtf(TAG, "Could not inflate cutout: ", e);
|
return NULL_PAIR;
|
}
|
|
final Matrix m = new Matrix();
|
if (inDp) {
|
m.postScale(density, density);
|
}
|
m.postTranslate(offsetX, 0);
|
p.transform(m);
|
|
Rect boundTop = new Rect();
|
toRectAndAddToRegion(p, r, boundTop);
|
final int topInset = boundTop.bottom;
|
|
Rect boundBottom = null;
|
final int bottomInset;
|
if (bottomSpec != null) {
|
final Path bottomPath;
|
try {
|
bottomPath = PathParser.createPathFromPathData(bottomSpec);
|
} catch (Throwable e) {
|
Log.wtf(TAG, "Could not inflate bottom cutout: ", e);
|
return NULL_PAIR;
|
}
|
// Keep top transform
|
m.postTranslate(0, displayHeight);
|
bottomPath.transform(m);
|
p.addPath(bottomPath);
|
boundBottom = new Rect();
|
toRectAndAddToRegion(bottomPath, r, boundBottom);
|
bottomInset = displayHeight - boundBottom.top;
|
} else {
|
bottomInset = 0;
|
}
|
|
Rect safeInset = new Rect(0, topInset, 0, bottomInset);
|
final DisplayCutout cutout = new DisplayCutout(
|
safeInset, null /* boundLeft */, boundTop, null /* boundRight */, boundBottom,
|
false /* copyArguments */);
|
|
final Pair<Path, DisplayCutout> result = new Pair<>(p, cutout);
|
synchronized (CACHE_LOCK) {
|
sCachedSpec = spec;
|
sCachedDisplayWidth = displayWidth;
|
sCachedDisplayHeight = displayHeight;
|
sCachedDensity = density;
|
sCachedCutout = result;
|
}
|
return result;
|
}
|
|
private static void toRectAndAddToRegion(Path p, Region inoutRegion, Rect inoutRect) {
|
final RectF rectF = new RectF();
|
p.computeBounds(rectF, false /* unused */);
|
rectF.round(inoutRect);
|
inoutRegion.op(inoutRect, Op.UNION);
|
}
|
|
/**
|
* Helper class for passing {@link DisplayCutout} through binder.
|
*
|
* Needed, because {@code readFromParcel} cannot be used with immutable classes.
|
*
|
* @hide
|
*/
|
public static final class ParcelableWrapper implements Parcelable {
|
|
private DisplayCutout mInner;
|
|
public ParcelableWrapper() {
|
this(NO_CUTOUT);
|
}
|
|
public ParcelableWrapper(DisplayCutout cutout) {
|
mInner = cutout;
|
}
|
|
@Override
|
public int describeContents() {
|
return 0;
|
}
|
|
@Override
|
public void writeToParcel(Parcel out, int flags) {
|
writeCutoutToParcel(mInner, out, flags);
|
}
|
|
/**
|
* Writes a DisplayCutout to a {@link Parcel}.
|
*
|
* @see #readCutoutFromParcel(Parcel)
|
*/
|
public static void writeCutoutToParcel(DisplayCutout cutout, Parcel out, int flags) {
|
if (cutout == null) {
|
out.writeInt(-1);
|
} else if (cutout == NO_CUTOUT) {
|
out.writeInt(0);
|
} else {
|
out.writeInt(1);
|
out.writeTypedObject(cutout.mSafeInsets, flags);
|
out.writeTypedArray(cutout.mBounds.getRects(), flags);
|
}
|
}
|
|
/**
|
* Similar to {@link Creator#createFromParcel(Parcel)}, but reads into an existing
|
* instance.
|
*
|
* Needed for AIDL out parameters.
|
*/
|
public void readFromParcel(Parcel in) {
|
mInner = readCutoutFromParcel(in);
|
}
|
|
public static final @android.annotation.NonNull Creator<ParcelableWrapper> CREATOR = new Creator<ParcelableWrapper>() {
|
@Override
|
public ParcelableWrapper createFromParcel(Parcel in) {
|
return new ParcelableWrapper(readCutoutFromParcel(in));
|
}
|
|
@Override
|
public ParcelableWrapper[] newArray(int size) {
|
return new ParcelableWrapper[size];
|
}
|
};
|
|
/**
|
* Reads a DisplayCutout from a {@link Parcel}.
|
*
|
* @see #writeCutoutToParcel(DisplayCutout, Parcel, int)
|
*/
|
public static DisplayCutout readCutoutFromParcel(Parcel in) {
|
int variant = in.readInt();
|
if (variant == -1) {
|
return null;
|
}
|
if (variant == 0) {
|
return NO_CUTOUT;
|
}
|
|
Rect safeInsets = in.readTypedObject(Rect.CREATOR);
|
Rect[] bounds = new Rect[BOUNDS_POSITION_LENGTH];
|
in.readTypedArray(bounds, Rect.CREATOR);
|
|
return new DisplayCutout(safeInsets, bounds, false /* copyArguments */);
|
}
|
|
public DisplayCutout get() {
|
return mInner;
|
}
|
|
public void set(ParcelableWrapper cutout) {
|
mInner = cutout.get();
|
}
|
|
public void set(DisplayCutout cutout) {
|
mInner = cutout;
|
}
|
|
@Override
|
public int hashCode() {
|
return mInner.hashCode();
|
}
|
|
@Override
|
public boolean equals(Object o) {
|
return o instanceof ParcelableWrapper
|
&& mInner.equals(((ParcelableWrapper) o).mInner);
|
}
|
|
@Override
|
public String toString() {
|
return String.valueOf(mInner);
|
}
|
}
|
}
|
