| /* |
| * Copyright 2017 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 android.view; |
| |
| import static android.util.DisplayMetrics.DENSITY_DEFAULT; |
| import static android.util.DisplayMetrics.DENSITY_DEVICE_STABLE; |
| import static android.view.DisplayCutoutProto.BOUND_BOTTOM; |
| import static android.view.DisplayCutoutProto.BOUND_LEFT; |
| import static android.view.DisplayCutoutProto.BOUND_RIGHT; |
| import static android.view.DisplayCutoutProto.BOUND_TOP; |
| import static android.view.DisplayCutoutProto.INSETS; |
| import static android.view.DisplayCutoutProto.WATERFALL_INSETS; |
| import static android.view.Surface.ROTATION_0; |
| |
| import static com.android.internal.annotations.VisibleForTesting.Visibility.PRIVATE; |
| |
| import android.annotation.IntDef; |
| import android.annotation.NonNull; |
| import android.annotation.Nullable; |
| import android.content.res.Resources; |
| import android.content.res.TypedArray; |
| import android.graphics.Insets; |
| import android.graphics.Matrix; |
| import android.graphics.Path; |
| import android.graphics.Rect; |
| import android.os.Parcel; |
| import android.os.Parcelable; |
| import android.text.TextUtils; |
| import android.util.DisplayUtils; |
| import android.util.Pair; |
| import android.util.RotationUtils; |
| import android.util.proto.ProtoOutputStream; |
| import android.view.Surface.Rotation; |
| |
| import com.android.internal.R; |
| import com.android.internal.annotations.GuardedBy; |
| import com.android.internal.annotations.VisibleForTesting; |
| |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.RetentionPolicy; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.List; |
| |
| /** |
| * Represents the area of the display that is not functional for displaying content. |
| * |
| * <p>{@code DisplayCutout} is immutable. |
| */ |
| public final class DisplayCutout { |
| |
| private static final String TAG = "DisplayCutout"; |
| |
| /** |
| * Category for overlays that allow emulating a display cutout on devices that don't have |
| * one. |
| * |
| * @see android.content.om.IOverlayManager |
| * @hide |
| */ |
| public static final String EMULATION_OVERLAY_CATEGORY = |
| "com.android.internal.display_cutout_emulation"; |
| |
| private static final Rect ZERO_RECT = new Rect(); |
| private static final CutoutPathParserInfo EMPTY_PARSER_INFO = new CutoutPathParserInfo( |
| 0 /* displayWidth */, 0 /* physicalDisplayHeight */, |
| 0 /* physicalDisplayHeight */, 0 /* displayHeight */, 0f /* density */, |
| "" /* cutoutSpec */, 0 /* ROTATION_0 */, 0f /* scale */, |
| 0f /* physicalPixelDisplaySizeRatio*/); |
| |
| /** |
| * An instance where {@link #isEmpty()} returns {@code true}. |
| * |
| * @hide |
| */ |
| public static final DisplayCutout NO_CUTOUT = new DisplayCutout( |
| ZERO_RECT, Insets.NONE, ZERO_RECT, ZERO_RECT, ZERO_RECT, ZERO_RECT, EMPTY_PARSER_INFO, |
| false /* copyArguments */); |
| |
| |
| private static final Pair<Path, DisplayCutout> NULL_PAIR = new Pair<>(null, null); |
| private static final Object CACHE_LOCK = new Object(); |
| |
| @GuardedBy("CACHE_LOCK") |
| private static String sCachedSpec; |
| @GuardedBy("CACHE_LOCK") |
| private static int sCachedDisplayWidth; |
| @GuardedBy("CACHE_LOCK") |
| private static int sCachedDisplayHeight; |
| @GuardedBy("CACHE_LOCK") |
| private static float sCachedDensity; |
| @GuardedBy("CACHE_LOCK") |
| private static Pair<Path, DisplayCutout> sCachedCutout = NULL_PAIR; |
| @GuardedBy("CACHE_LOCK") |
| private static Insets sCachedWaterfallInsets; |
| @GuardedBy("CACHE_LOCK") |
| private static float sCachedPhysicalPixelDisplaySizeRatio; |
| |
| @GuardedBy("CACHE_LOCK") |
| private static CutoutPathParserInfo sCachedCutoutPathParserInfo; |
| @GuardedBy("CACHE_LOCK") |
| private static Path sCachedCutoutPath; |
| |
| private final Rect mSafeInsets; |
| @NonNull |
| private final Insets mWaterfallInsets; |
| |
| /** |
| * The bound is at the left of the screen. |
| * @hide |
| */ |
| public static final int BOUNDS_POSITION_LEFT = 0; |
| |
| /** |
| * The bound is at the top of the screen. |
| * @hide |
| */ |
| public static final int BOUNDS_POSITION_TOP = 1; |
| |
| /** |
| * The bound is at the right of the screen. |
| * @hide |
| */ |
| public static final int BOUNDS_POSITION_RIGHT = 2; |
| |
| /** |
| * The bound is at the bottom of the screen. |
| * @hide |
| */ |
| public static final int BOUNDS_POSITION_BOTTOM = 3; |
| |
| /** |
| * The number of possible positions at which bounds can be located. |
| * @hide |
| */ |
| public static final int BOUNDS_POSITION_LENGTH = 4; |
| |
| /** @hide */ |
| @IntDef(prefix = { "BOUNDS_POSITION_" }, value = { |
| BOUNDS_POSITION_LEFT, |
| BOUNDS_POSITION_TOP, |
| BOUNDS_POSITION_RIGHT, |
| BOUNDS_POSITION_BOTTOM |
| }) |
| @Retention(RetentionPolicy.SOURCE) |
| public @interface BoundsPosition {} |
| |
| private static class Bounds { |
| private final Rect[] mRects; |
| |
| private Bounds(Rect left, Rect top, Rect right, Rect bottom, boolean copyArguments) { |
| mRects = new Rect[BOUNDS_POSITION_LENGTH]; |
| mRects[BOUNDS_POSITION_LEFT] = getCopyOrRef(left, copyArguments); |
| mRects[BOUNDS_POSITION_TOP] = getCopyOrRef(top, copyArguments); |
| mRects[BOUNDS_POSITION_RIGHT] = getCopyOrRef(right, copyArguments); |
| mRects[BOUNDS_POSITION_BOTTOM] = getCopyOrRef(bottom, copyArguments); |
| |
| } |
| |
| private Bounds(Rect[] rects, boolean copyArguments) { |
| if (rects.length != BOUNDS_POSITION_LENGTH) { |
| throw new IllegalArgumentException( |
| "rects must have exactly 4 elements: rects=" + Arrays.toString(rects)); |
| } |
| if (copyArguments) { |
| mRects = new Rect[BOUNDS_POSITION_LENGTH]; |
| for (int i = 0; i < BOUNDS_POSITION_LENGTH; ++i) { |
| mRects[i] = new Rect(rects[i]); |
| } |
| } else { |
| for (Rect rect : rects) { |
| if (rect == null) { |
| throw new IllegalArgumentException( |
| "rects must have non-null elements: rects=" |
| + Arrays.toString(rects)); |
| } |
| } |
| mRects = rects; |
| } |
| } |
| |
| private boolean isEmpty() { |
| for (Rect rect : mRects) { |
| if (!rect.isEmpty()) { |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| private Rect getRect(@BoundsPosition int pos) { |
| return new Rect(mRects[pos]); |
| } |
| |
| private Rect[] getRects() { |
| Rect[] rects = new Rect[BOUNDS_POSITION_LENGTH]; |
| for (int i = 0; i < BOUNDS_POSITION_LENGTH; ++i) { |
| rects[i] = new Rect(mRects[i]); |
| } |
| return rects; |
| } |
| |
| private void scale(float scale) { |
| for (int i = 0; i < BOUNDS_POSITION_LENGTH; ++i) { |
| mRects[i].scale(scale); |
| } |
| } |
| |
| @Override |
| public int hashCode() { |
| int result = 0; |
| for (Rect rect : mRects) { |
| result = result * 48271 + rect.hashCode(); |
| } |
| return result; |
| } |
| |
| @Override |
| public boolean equals(@Nullable Object o) { |
| if (o == this) { |
| return true; |
| } |
| if (o instanceof Bounds) { |
| Bounds b = (Bounds) o; |
| return Arrays.deepEquals(mRects, b.mRects); |
| } |
| return false; |
| } |
| |
| @Override |
| public String toString() { |
| return "Bounds=" + Arrays.toString(mRects); |
| } |
| |
| } |
| |
| private final Bounds mBounds; |
| |
| /** |
| * Stores all the needed info to create the cutout paths. |
| * |
| * @hide |
| */ |
| public static class CutoutPathParserInfo { |
| private final int mDisplayWidth; |
| private final int mDisplayHeight; |
| private final int mPhysicalDisplayWidth; |
| private final int mPhysicalDisplayHeight; |
| private final float mDensity; |
| private final String mCutoutSpec; |
| private final @Rotation int mRotation; |
| private final float mScale; |
| private final float mPhysicalPixelDisplaySizeRatio; |
| |
| public CutoutPathParserInfo(int displayWidth, int displayHeight, int physicalDisplayWidth, |
| int physicalDisplayHeight, float density, @Nullable String cutoutSpec, |
| @Rotation int rotation, float scale, float physicalPixelDisplaySizeRatio) { |
| mDisplayWidth = displayWidth; |
| mDisplayHeight = displayHeight; |
| mPhysicalDisplayWidth = physicalDisplayWidth; |
| mPhysicalDisplayHeight = physicalDisplayHeight; |
| mDensity = density; |
| mCutoutSpec = cutoutSpec == null ? "" : cutoutSpec; |
| mRotation = rotation; |
| mScale = scale; |
| mPhysicalPixelDisplaySizeRatio = physicalPixelDisplaySizeRatio; |
| } |
| |
| public CutoutPathParserInfo(@NonNull CutoutPathParserInfo cutoutPathParserInfo) { |
| mDisplayWidth = cutoutPathParserInfo.mDisplayWidth; |
| mDisplayHeight = cutoutPathParserInfo.mDisplayHeight; |
| mPhysicalDisplayWidth = cutoutPathParserInfo.mPhysicalDisplayWidth; |
| mPhysicalDisplayHeight = cutoutPathParserInfo.mPhysicalDisplayHeight; |
| mDensity = cutoutPathParserInfo.mDensity; |
| mCutoutSpec = cutoutPathParserInfo.mCutoutSpec; |
| mRotation = cutoutPathParserInfo.mRotation; |
| mScale = cutoutPathParserInfo.mScale; |
| mPhysicalPixelDisplaySizeRatio = cutoutPathParserInfo.mPhysicalPixelDisplaySizeRatio; |
| } |
| |
| public int getDisplayWidth() { |
| return mDisplayWidth; |
| } |
| |
| public int getDisplayHeight() { |
| return mDisplayHeight; |
| } |
| |
| public int getPhysicalDisplayWidth() { |
| return mPhysicalDisplayWidth; |
| } |
| |
| public int getPhysicalDisplayHeight() { |
| return mPhysicalDisplayHeight; |
| } |
| |
| public float getDensity() { |
| return mDensity; |
| } |
| |
| public @NonNull String getCutoutSpec() { |
| return mCutoutSpec; |
| } |
| |
| public int getRotation() { |
| return mRotation; |
| } |
| |
| public float getScale() { |
| return mScale; |
| } |
| |
| public float getPhysicalPixelDisplaySizeRatio() { |
| return mPhysicalPixelDisplaySizeRatio; |
| } |
| |
| private boolean hasCutout() { |
| return !mCutoutSpec.isEmpty(); |
| } |
| |
| @Override |
| public int hashCode() { |
| int result = 0; |
| result = result * 48271 + Integer.hashCode(mDisplayWidth); |
| result = result * 48271 + Integer.hashCode(mDisplayHeight); |
| result = result * 48271 + Float.hashCode(mDensity); |
| result = result * 48271 + mCutoutSpec.hashCode(); |
| result = result * 48271 + Integer.hashCode(mRotation); |
| result = result * 48271 + Float.hashCode(mScale); |
| result = result * 48271 + Float.hashCode(mPhysicalPixelDisplaySizeRatio); |
| result = result * 48271 + Integer.hashCode(mPhysicalDisplayWidth); |
| result = result * 48271 + Integer.hashCode(mPhysicalDisplayHeight); |
| return result; |
| } |
| |
| @Override |
| public boolean equals(@Nullable Object o) { |
| if (o == this) { |
| return true; |
| } |
| if (o instanceof CutoutPathParserInfo) { |
| CutoutPathParserInfo c = (CutoutPathParserInfo) o; |
| return mDisplayWidth == c.mDisplayWidth && mDisplayHeight == c.mDisplayHeight |
| && mPhysicalDisplayWidth == c.mPhysicalDisplayWidth |
| && mPhysicalDisplayHeight == c.mPhysicalDisplayHeight |
| && mDensity == c.mDensity && mCutoutSpec.equals(c.mCutoutSpec) |
| && mRotation == c.mRotation && mScale == c.mScale |
| && mPhysicalPixelDisplaySizeRatio == c.mPhysicalPixelDisplaySizeRatio; |
| } |
| return false; |
| } |
| |
| @Override |
| public String toString() { |
| return "CutoutPathParserInfo{displayWidth=" + mDisplayWidth |
| + " displayHeight=" + mDisplayHeight |
| + " physicalDisplayWidth=" + mPhysicalDisplayWidth |
| + " physicalDisplayHeight=" + mPhysicalDisplayHeight |
| + " density={" + mDensity + "}" |
| + " cutoutSpec={" + mCutoutSpec + "}" |
| + " rotation={" + mRotation + "}" |
| + " scale={" + mScale + "}" |
| + " physicalPixelDisplaySizeRatio={" + mPhysicalPixelDisplaySizeRatio + "}" |
| + "}"; |
| } |
| } |
| |
| private final @NonNull CutoutPathParserInfo mCutoutPathParserInfo; |
| |
| /** |
| * Creates a DisplayCutout instance. |
| * |
| * <p>Note that this is only useful for tests. For production code, developers should always |
| * use a {@link DisplayCutout} obtained from the system.</p> |
| * |
| * @param safeInsets the insets from each edge which avoid the display cutout as returned by |
| * {@link #getSafeInsetTop()} etc. |
| * @param boundLeft the left bounding rect of the display cutout in pixels. If null is passed, |
| * it's treated as an empty rectangle (0,0)-(0,0). |
| * @param boundTop the top bounding rect of the display cutout in pixels. If null is passed, |
| * it's treated as an empty rectangle (0,0)-(0,0). |
| * @param boundRight the right bounding rect of the display cutout in pixels. If null is |
| * passed, it's treated as an empty rectangle (0,0)-(0,0). |
| * @param boundBottom the bottom bounding rect of the display cutout in pixels. If null is |
| * passed, it's treated as an empty rectangle (0,0)-(0,0). |
| */ |
| // TODO(b/73953958): @VisibleForTesting(visibility = PRIVATE) |
| public DisplayCutout(@NonNull Insets safeInsets, @Nullable Rect boundLeft, |
| @Nullable Rect boundTop, @Nullable Rect boundRight, @Nullable Rect boundBottom) { |
| this(safeInsets.toRect(), Insets.NONE, boundLeft, boundTop, boundRight, boundBottom, null, |
| true); |
| } |
| |
| /** |
| * Creates a DisplayCutout instance. |
| * |
| * <p>Note that this is only useful for tests. For production code, developers should always |
| * use a {@link DisplayCutout} obtained from the system.</p> |
| * |
| * @param safeInsets the insets from each edge which avoid the display cutout as returned by |
| * {@link #getSafeInsetTop()} etc. |
| * @param boundLeft the left bounding rect of the display cutout in pixels. If null is passed, |
| * it's treated as an empty rectangle (0,0)-(0,0). |
| * @param boundTop the top bounding rect of the display cutout in pixels. If null is passed, |
| * it's treated as an empty rectangle (0,0)-(0,0). |
| * @param boundRight the right bounding rect of the display cutout in pixels. If null is |
| * passed, it's treated as an empty rectangle (0,0)-(0,0). |
| * @param boundBottom the bottom bounding rect of the display cutout in pixels. If null is |
| * passed, it's treated as an empty rectangle (0,0)-(0,0). |
| * @param waterfallInsets the insets for the curved areas in waterfall display. |
| * @param info the cutout path parser info. |
| * @hide |
| */ |
| public DisplayCutout(@NonNull Insets safeInsets, @Nullable Rect boundLeft, |
| @Nullable Rect boundTop, @Nullable Rect boundRight, @Nullable Rect boundBottom, |
| @NonNull Insets waterfallInsets, @Nullable CutoutPathParserInfo info) { |
| this(safeInsets.toRect(), waterfallInsets, boundLeft, boundTop, boundRight, boundBottom, |
| info, true); |
| } |
| |
| /** |
| * Creates a DisplayCutout instance. |
| * |
| * <p>Note that this is only useful for tests. For production code, developers should always |
| * use a {@link DisplayCutout} obtained from the system.</p> |
| * |
| * @param safeInsets the insets from each edge which avoid the display cutout as returned by |
| * {@link #getSafeInsetTop()} etc. |
| * @param boundLeft the left bounding rect of the display cutout in pixels. If null is passed, |
| * it's treated as an empty rectangle (0,0)-(0,0). |
| * @param boundTop the top bounding rect of the display cutout in pixels. If null is passed, |
| * it's treated as an empty rectangle (0,0)-(0,0). |
| * @param boundRight the right bounding rect of the display cutout in pixels. If null is |
| * passed, it's treated as an empty rectangle (0,0)-(0,0). |
| * @param boundBottom the bottom bounding rect of the display cutout in pixels. If null is |
| * passed, it's treated as an empty rectangle (0,0)-(0,0). |
| * @param waterfallInsets the insets for the curved areas in waterfall display. |
| */ |
| public DisplayCutout(@NonNull Insets safeInsets, @Nullable Rect boundLeft, |
| @Nullable Rect boundTop, @Nullable Rect boundRight, @Nullable Rect boundBottom, |
| @NonNull Insets waterfallInsets) { |
| this(safeInsets.toRect(), waterfallInsets, boundLeft, boundTop, boundRight, boundBottom, |
| null, true); |
| } |
| |
| /** |
| * Creates a DisplayCutout instance. |
| * |
| * <p>Note that this is only useful for tests. For production code, developers should always |
| * use a {@link DisplayCutout} obtained from the system.</p> |
| * |
| * @param safeInsets the insets from each edge which avoid the display cutout as returned by |
| * {@link #getSafeInsetTop()} etc. |
| * @param boundingRects the bounding rects of the display cutouts as returned by |
| * {@link #getBoundingRects()} ()}. |
| * @deprecated Use {@link DisplayCutout#DisplayCutout(Insets, Rect, Rect, Rect, Rect)} instead. |
| */ |
| // TODO(b/73953958): @VisibleForTesting(visibility = PRIVATE) |
| @Deprecated |
| public DisplayCutout(@Nullable Rect safeInsets, @Nullable List<Rect> boundingRects) { |
| this(safeInsets, Insets.NONE, extractBoundsFromList(safeInsets, boundingRects), null, |
| true /* copyArguments */); |
| } |
| |
| /** |
| * Creates a DisplayCutout instance. |
| * |
| * @param safeInsets the insets from each edge which avoid the display cutout as returned by |
| * {@link #getSafeInsetTop()} etc. |
| * @param waterfallInsets the insets for the curved areas in waterfall display. |
| * @param boundLeft the left bounding rect of the display cutout in pixels. If null is passed, |
| * it's treated as an empty rectangle (0,0)-(0,0). |
| * @param boundTop the top bounding rect of the display cutout in pixels. If null is passed, |
| * it's treated as an empty rectangle (0,0)-(0,0). |
| * @param boundRight the right bounding rect of the display cutout in pixels. If null is |
| * passed, it's treated as an empty rectangle (0,0)-(0,0). |
| * @param boundBottom the bottom bounding rect of the display cutout in pixels. If null is |
| * passed, it's treated as an empty rectangle (0,0)-(0,0). |
| * @param info the cutout path parser info. |
| * @param copyArguments if true, create a copy of the arguments. If false, the passed arguments |
| * are not copied and MUST remain unchanged forever. |
| */ |
| private DisplayCutout(Rect safeInsets, Insets waterfallInsets, Rect boundLeft, Rect boundTop, |
| Rect boundRight, Rect boundBottom, CutoutPathParserInfo info, |
| boolean copyArguments) { |
| mSafeInsets = getCopyOrRef(safeInsets, copyArguments); |
| mWaterfallInsets = waterfallInsets == null ? Insets.NONE : waterfallInsets; |
| mBounds = new Bounds(boundLeft, boundTop, boundRight, boundBottom, copyArguments); |
| mCutoutPathParserInfo = info == null ? EMPTY_PARSER_INFO : info; |
| } |
| |
| private DisplayCutout(Rect safeInsets, Insets waterfallInsets, Rect[] bounds, |
| CutoutPathParserInfo info, boolean copyArguments) { |
| mSafeInsets = getCopyOrRef(safeInsets, copyArguments); |
| mWaterfallInsets = waterfallInsets == null ? Insets.NONE : waterfallInsets; |
| mBounds = new Bounds(bounds, copyArguments); |
| mCutoutPathParserInfo = info == null ? EMPTY_PARSER_INFO : info; |
| } |
| |
| private DisplayCutout(Rect safeInsets, Insets waterfallInsets, Bounds bounds, |
| CutoutPathParserInfo info) { |
| mSafeInsets = safeInsets; |
| mWaterfallInsets = waterfallInsets == null ? Insets.NONE : waterfallInsets; |
| mBounds = bounds; |
| mCutoutPathParserInfo = info == null ? EMPTY_PARSER_INFO : info; |
| } |
| |
| private static Rect getCopyOrRef(Rect r, boolean copyArguments) { |
| if (r == null) { |
| return ZERO_RECT; |
| } else if (copyArguments) { |
| return new Rect(r); |
| } else { |
| return r; |
| } |
| } |
| |
| /** |
| * Returns the insets representing the curved areas of a waterfall display. |
| * |
| * A waterfall display has curved areas along the edges of the screen. Apps should be careful |
| * when showing UI and handling touch input in those insets because the curve may impair |
| * legibility and can frequently lead to unintended touch inputs. |
| * |
| * @return the insets for the curved areas of a waterfall display in pixels or {@code |
| * Insets.NONE} if there are no curved areas or they don't overlap with the window. |
| */ |
| public @NonNull Insets getWaterfallInsets() { |
| return mWaterfallInsets; |
| } |
| |
| |
| /** |
| * Find the position of the bounding rect, and create an array of Rect whose index represents |
| * the position (= BoundsPosition). |
| * |
| * @hide |
| */ |
| public static Rect[] extractBoundsFromList(Rect safeInsets, List<Rect> boundingRects) { |
| Rect[] sortedBounds = new Rect[BOUNDS_POSITION_LENGTH]; |
| for (int i = 0; i < sortedBounds.length; ++i) { |
| sortedBounds[i] = ZERO_RECT; |
| } |
| if (safeInsets != null && boundingRects != null) { |
| // There is at most one non-functional area per short edge of the device, but none |
| // on the long edges, so either a) safeInsets.top and safeInsets.bottom is 0, or |
| // b) safeInsets.left and safeInset.right is 0. |
| final boolean topBottomInset = safeInsets.top > 0 || safeInsets.bottom > 0; |
| for (Rect bound : boundingRects) { |
| if (topBottomInset) { |
| if (bound.top == 0) { |
| sortedBounds[BOUNDS_POSITION_TOP] = bound; |
| } else { |
| sortedBounds[BOUNDS_POSITION_BOTTOM] = bound; |
| } |
| } else { |
| if (bound.left == 0) { |
| sortedBounds[BOUNDS_POSITION_LEFT] = bound; |
| } else { |
| sortedBounds[BOUNDS_POSITION_RIGHT] = bound; |
| } |
| } |
| } |
| } |
| return sortedBounds; |
| } |
| |
| /** |
| * Returns true if there is no cutout, i.e. the bounds are empty. |
| * |
| * @hide |
| */ |
| public boolean isBoundsEmpty() { |
| return mBounds.isEmpty(); |
| } |
| |
| /** |
| * Returns true if the safe insets are empty (and therefore the current view does not |
| * overlap with the cutout or cutout area). |
| * |
| * @hide |
| */ |
| public boolean isEmpty() { |
| return mSafeInsets.equals(ZERO_RECT); |
| } |
| |
| /** |
| * Returns the inset from the top which avoids the display cutout in pixels. |
| * |
| * @see WindowInsets.Type#displayCutout() |
| */ |
| public int getSafeInsetTop() { |
| return mSafeInsets.top; |
| } |
| |
| /** |
| * Returns the inset from the bottom which avoids the display cutout in pixels. |
| * |
| * @see WindowInsets.Type#displayCutout() |
| */ |
| public int getSafeInsetBottom() { |
| return mSafeInsets.bottom; |
| } |
| |
| /** |
| * Returns the inset from the left which avoids the display cutout in pixels. |
| * |
| * @see WindowInsets.Type#displayCutout() |
| */ |
| public int getSafeInsetLeft() { |
| return mSafeInsets.left; |
| } |
| |
| /** |
| * Returns the inset from the right which avoids the display cutout in pixels. |
| * |
| * @see WindowInsets.Type#displayCutout() |
| */ |
| public int getSafeInsetRight() { |
| return mSafeInsets.right; |
| } |
| |
| /** |
| * Returns the safe insets in a rect in pixel units. |
| * |
| * @return a rect which is set to the safe insets. |
| * @hide |
| */ |
| public Rect getSafeInsets() { |
| return new Rect(mSafeInsets); |
| } |
| |
| /** |
| * Returns a list of {@code Rect}s, each of which is the bounding rectangle for a non-functional |
| * area on the display. |
| * |
| * There will be at most one non-functional area per edge of the device. |
| * |
| * <p>Note that there is no bounding rectangle for waterfall cutout since it just represents the |
| * curved areas of the display but not the non-functional areas.</p> |
| * |
| * @return a list of bounding {@code Rect}s, one for each display cutout area. No empty Rect is |
| * returned. |
| */ |
| @NonNull |
| public List<Rect> getBoundingRects() { |
| List<Rect> result = new ArrayList<>(); |
| for (Rect bound : getBoundingRectsAll()) { |
| if (!bound.isEmpty()) { |
| result.add(new Rect(bound)); |
| } |
| } |
| return result; |
| } |
| |
| /** |
| * Returns an array of {@code Rect}s, each of which is the bounding rectangle for a non- |
| * functional area on the display. Ordinal value of BoundPosition is used as an index of |
| * the array. |
| * |
| * There will be at most one non-functional area per edge of the device. |
| * |
| * <p>Note that there is no bounding rectangle for waterfall cutout since it just represents the |
| * curved areas of the display but not the non-functional areas.</p> |
| * |
| * @return an array of bounding {@code Rect}s, one for each display cutout area. This might |
| * contain ZERO_RECT, which means there is no cutout area at the position. |
| * |
| * @hide |
| */ |
| public Rect[] getBoundingRectsAll() { |
| return mBounds.getRects(); |
| } |
| |
| /** |
| * Returns a bounding rectangle for a non-functional area on the display which is located on |
| * the left of the screen. |
| * |
| * @return bounding rectangle in pixels. In case of no bounding rectangle, an empty rectangle |
| * is returned. |
| */ |
| public @NonNull Rect getBoundingRectLeft() { |
| return mBounds.getRect(BOUNDS_POSITION_LEFT); |
| } |
| |
| /** |
| * Returns a bounding rectangle for a non-functional area on the display which is located on |
| * the top of the screen. |
| * |
| * @return bounding rectangle in pixels. In case of no bounding rectangle, an empty rectangle |
| * is returned. |
| */ |
| public @NonNull Rect getBoundingRectTop() { |
| return mBounds.getRect(BOUNDS_POSITION_TOP); |
| } |
| |
| /** |
| * Returns a bounding rectangle for a non-functional area on the display which is located on |
| * the right of the screen. |
| * |
| * @return bounding rectangle in pixels. In case of no bounding rectangle, an empty rectangle |
| * is returned. |
| */ |
| public @NonNull Rect getBoundingRectRight() { |
| return mBounds.getRect(BOUNDS_POSITION_RIGHT); |
| } |
| |
| /** |
| * Returns a bounding rectangle for a non-functional area on the display which is located on |
| * the bottom of the screen. |
| * |
| * @return bounding rectangle in pixels. In case of no bounding rectangle, an empty rectangle |
| * is returned. |
| */ |
| public @NonNull Rect getBoundingRectBottom() { |
| return mBounds.getRect(BOUNDS_POSITION_BOTTOM); |
| } |
| |
| /** |
| * Returns a {@link Path} that contains the cutout paths of all sides on the display. |
| * |
| * To get a cutout path for one specific side, apps can intersect the {@link Path} with the |
| * {@link Rect} obtained from {@link #getBoundingRectLeft()}, {@link #getBoundingRectTop()}, |
| * {@link #getBoundingRectRight()} or {@link #getBoundingRectBottom()}. |
| * |
| * @return a {@link Path} contains all the cutout paths based on display coordinate. Returns |
| * null if there is no cutout on the display. |
| */ |
| public @Nullable Path getCutoutPath() { |
| if (!mCutoutPathParserInfo.hasCutout()) { |
| return null; |
| } |
| synchronized (CACHE_LOCK) { |
| if (mCutoutPathParserInfo.equals(sCachedCutoutPathParserInfo)) { |
| return sCachedCutoutPath; |
| } |
| } |
| final CutoutSpecification cutoutSpec = new CutoutSpecification.Parser( |
| mCutoutPathParserInfo.getDensity(), mCutoutPathParserInfo.getPhysicalDisplayWidth(), |
| mCutoutPathParserInfo.getPhysicalDisplayHeight(), |
| mCutoutPathParserInfo.getPhysicalPixelDisplaySizeRatio()) |
| .parse(mCutoutPathParserInfo.getCutoutSpec()); |
| |
| final Path cutoutPath = cutoutSpec.getPath(); |
| if (cutoutPath == null || cutoutPath.isEmpty()) { |
| return null; |
| } |
| final Matrix matrix = new Matrix(); |
| if (mCutoutPathParserInfo.getRotation() != ROTATION_0) { |
| RotationUtils.transformPhysicalToLogicalCoordinates( |
| mCutoutPathParserInfo.getRotation(), |
| mCutoutPathParserInfo.getDisplayWidth(), |
| mCutoutPathParserInfo.getDisplayHeight(), |
| matrix |
| ); |
| } |
| matrix.postScale(mCutoutPathParserInfo.getScale(), mCutoutPathParserInfo.getScale()); |
| cutoutPath.transform(matrix); |
| |
| synchronized (CACHE_LOCK) { |
| sCachedCutoutPathParserInfo = new CutoutPathParserInfo(mCutoutPathParserInfo); |
| sCachedCutoutPath = cutoutPath; |
| } |
| return cutoutPath; |
| } |
| |
| /** |
| * @return the {@link CutoutPathParserInfo}; |
| * |
| * @hide |
| */ |
| public CutoutPathParserInfo getCutoutPathParserInfo() { |
| return mCutoutPathParserInfo; |
| } |
| |
| @Override |
| public int hashCode() { |
| int result = 0; |
| result = 48271 * result + mSafeInsets.hashCode(); |
| result = 48271 * result + mBounds.hashCode(); |
| result = 48271 * result + mWaterfallInsets.hashCode(); |
| result = 48271 * result + mCutoutPathParserInfo.hashCode(); |
| return result; |
| } |
| |
| @Override |
| public boolean equals(@Nullable Object o) { |
| if (o == this) { |
| return true; |
| } |
| if (o instanceof DisplayCutout) { |
| DisplayCutout c = (DisplayCutout) o; |
| return mSafeInsets.equals(c.mSafeInsets) && mBounds.equals(c.mBounds) |
| && mWaterfallInsets.equals(c.mWaterfallInsets) |
| && mCutoutPathParserInfo.equals(c.mCutoutPathParserInfo); |
| } |
| return false; |
| } |
| |
| @Override |
| public String toString() { |
| return "DisplayCutout{insets=" + mSafeInsets |
| + " waterfall=" + mWaterfallInsets |
| + " boundingRect={" + mBounds + "}" |
| + " cutoutPathParserInfo={" + mCutoutPathParserInfo + "}" |
| + "}"; |
| } |
| |
| /** |
| * @hide |
| */ |
| public void dumpDebug(ProtoOutputStream proto, long fieldId) { |
| final long token = proto.start(fieldId); |
| mSafeInsets.dumpDebug(proto, INSETS); |
| mBounds.getRect(BOUNDS_POSITION_LEFT).dumpDebug(proto, BOUND_LEFT); |
| mBounds.getRect(BOUNDS_POSITION_TOP).dumpDebug(proto, BOUND_TOP); |
| mBounds.getRect(BOUNDS_POSITION_RIGHT).dumpDebug(proto, BOUND_RIGHT); |
| mBounds.getRect(BOUNDS_POSITION_BOTTOM).dumpDebug(proto, BOUND_BOTTOM); |
| mWaterfallInsets.toRect().dumpDebug(proto, WATERFALL_INSETS); |
| proto.end(token); |
| } |
| |
| /** |
| * Insets the reference frame of the cutout in the given directions. |
| * |
| * @return a copy of this instance which has been inset |
| * @hide |
| */ |
| public DisplayCutout inset(int insetLeft, int insetTop, int insetRight, int insetBottom) { |
| if (insetLeft == 0 && insetTop == 0 && insetRight == 0 && insetBottom == 0 |
| || (isBoundsEmpty() && mWaterfallInsets.equals(Insets.NONE))) { |
| return this; |
| } |
| |
| Rect safeInsets = insetInsets(insetLeft, insetTop, insetRight, insetBottom, |
| new Rect(mSafeInsets)); |
| |
| // If we are not cutting off part of the cutout by insetting it on bottom/right, and we also |
| // don't move it around, we can avoid the allocation and copy of the instance. |
| if (insetLeft == 0 && insetTop == 0 && mSafeInsets.equals(safeInsets)) { |
| return this; |
| } |
| |
| Rect waterfallInsets = insetInsets(insetLeft, insetTop, insetRight, insetBottom, |
| mWaterfallInsets.toRect()); |
| |
| Rect[] bounds = mBounds.getRects(); |
| for (int i = 0; i < bounds.length; ++i) { |
| if (!bounds[i].equals(ZERO_RECT)) { |
| bounds[i].offset(-insetLeft, -insetTop); |
| } |
| } |
| |
| return new DisplayCutout(safeInsets, Insets.of(waterfallInsets), bounds, |
| mCutoutPathParserInfo, false /* copyArguments */); |
| } |
| |
| private Rect insetInsets(int insetLeft, int insetTop, int insetRight, int insetBottom, |
| Rect insets) { |
| // Note: it's not really well defined what happens when the inset is negative, because we |
| // don't know if the safe inset needs to expand in general. |
| if (insetTop > 0 || insets.top > 0) { |
| insets.top = atLeastZero(insets.top - insetTop); |
| } |
| if (insetBottom > 0 || insets.bottom > 0) { |
| insets.bottom = atLeastZero(insets.bottom - insetBottom); |
| } |
| if (insetLeft > 0 || insets.left > 0) { |
| insets.left = atLeastZero(insets.left - insetLeft); |
| } |
| if (insetRight > 0 || insets.right > 0) { |
| insets.right = atLeastZero(insets.right - insetRight); |
| } |
| return insets; |
| } |
| |
| /** |
| * Returns a copy of this instance with the safe insets replaced with the parameter. |
| * |
| * @param safeInsets the new safe insets in pixels |
| * @return a copy of this instance with the safe insets replaced with the argument. |
| * |
| * @hide |
| */ |
| public DisplayCutout replaceSafeInsets(Rect safeInsets) { |
| return new DisplayCutout(new Rect(safeInsets), mWaterfallInsets, mBounds, |
| mCutoutPathParserInfo); |
| } |
| |
| private static int atLeastZero(int value) { |
| return value < 0 ? 0 : value; |
| } |
| |
| |
| /** |
| * Creates an instance from a bounding rect. |
| * |
| * @hide |
| */ |
| @VisibleForTesting |
| public static DisplayCutout fromBoundingRect( |
| int left, int top, int right, int bottom, @BoundsPosition int pos) { |
| Rect[] bounds = new Rect[BOUNDS_POSITION_LENGTH]; |
| for (int i = 0; i < BOUNDS_POSITION_LENGTH; ++i) { |
| bounds[i] = (pos == i) ? new Rect(left, top, right, bottom) : new Rect(); |
| } |
| return new DisplayCutout(ZERO_RECT, Insets.NONE, bounds, null, false /* copyArguments */); |
| } |
| |
| /** |
| * Creates an instance from bounds, waterfall insets and CutoutPathParserInfo. |
| * |
| * @hide |
| */ |
| public static DisplayCutout constructDisplayCutout(Rect[] bounds, Insets waterfallInsets, |
| CutoutPathParserInfo info) { |
| return new DisplayCutout(ZERO_RECT, waterfallInsets, bounds, info, |
| false /* copyArguments */); |
| } |
| |
| /** |
| * Creates an instance from a bounding {@link Path}. |
| * |
| * @hide |
| */ |
| public static DisplayCutout fromBounds(Rect[] bounds) { |
| return new DisplayCutout(ZERO_RECT, Insets.NONE, bounds, null /* cutoutPathParserInfo */, |
| false /* copyArguments */); |
| } |
| |
| /** |
| * Gets the display cutout by the given display unique id. |
| * |
| * Loads the default config {@link R.string#config_mainBuiltInDisplayCutout) if |
| * {@link R.array#config_displayUniqueIdArray} is not set. |
| */ |
| private static String getDisplayCutoutPath(Resources res, String displayUniqueId) { |
| final int index = DisplayUtils.getDisplayUniqueIdConfigIndex(res, displayUniqueId); |
| final String[] array = res.getStringArray(R.array.config_displayCutoutPathArray); |
| if (index >= 0 && index < array.length) { |
| return array[index]; |
| } |
| return res.getString(R.string.config_mainBuiltInDisplayCutout); |
| } |
| |
| /** |
| * Gets the display cutout approximation rect by the given display unique id. |
| * |
| * Loads the default config {@link R.string#config_mainBuiltInDisplayCutoutRectApproximation} if |
| * {@link R.array#config_displayUniqueIdArray} is not set. |
| */ |
| private static String getDisplayCutoutApproximationRect(Resources res, String displayUniqueId) { |
| final int index = DisplayUtils.getDisplayUniqueIdConfigIndex(res, displayUniqueId); |
| final String[] array = res.getStringArray( |
| R.array.config_displayCutoutApproximationRectArray); |
| if (index >= 0 && index < array.length) { |
| return array[index]; |
| } |
| return res.getString(R.string.config_mainBuiltInDisplayCutoutRectApproximation); |
| } |
| |
| /** |
| * Gets whether to mask a built-in display cutout of a display which is determined by the |
| * given display unique id. |
| * |
| * Loads the default config {@link R.bool#config_maskMainBuiltInDisplayCutout} if |
| * {@link R.array#config_displayUniqueIdArray} is not set. |
| * |
| * @hide |
| */ |
| public static boolean getMaskBuiltInDisplayCutout(Resources res, String displayUniqueId) { |
| final int index = DisplayUtils.getDisplayUniqueIdConfigIndex(res, displayUniqueId); |
| final TypedArray array = res.obtainTypedArray(R.array.config_maskBuiltInDisplayCutoutArray); |
| boolean maskCutout; |
| if (index >= 0 && index < array.length()) { |
| maskCutout = array.getBoolean(index, false); |
| } else { |
| maskCutout = res.getBoolean(R.bool.config_maskMainBuiltInDisplayCutout); |
| } |
| array.recycle(); |
| return maskCutout; |
| } |
| |
| /** |
| * Gets whether to fill a built-in display cutout of a display which is determined by the |
| * given display unique id. |
| * |
| * Loads the default config{@link R.bool#config_fillMainBuiltInDisplayCutout} if |
| * {@link R.array#config_displayUniqueIdArray} is not set. |
| * |
| * @hide |
| */ |
| public static boolean getFillBuiltInDisplayCutout(Resources res, String displayUniqueId) { |
| final int index = DisplayUtils.getDisplayUniqueIdConfigIndex(res, displayUniqueId); |
| final TypedArray array = res.obtainTypedArray(R.array.config_fillBuiltInDisplayCutoutArray); |
| boolean fillCutout; |
| if (index >= 0 && index < array.length()) { |
| fillCutout = array.getBoolean(index, false); |
| } else { |
| fillCutout = res.getBoolean(R.bool.config_fillMainBuiltInDisplayCutout); |
| } |
| array.recycle(); |
| return fillCutout; |
| } |
| |
| /** |
| * Gets the waterfall cutout by the given display unique id. |
| * |
| * Loads the default waterfall dimens if {@link R.array#config_displayUniqueIdArray} is not set. |
| * {@link R.dimen#waterfall_display_left_edge_size}, |
| * {@link R.dimen#waterfall_display_top_edge_size}, |
| * {@link R.dimen#waterfall_display_right_edge_size}, |
| * {@link R.dimen#waterfall_display_bottom_edge_size} |
| */ |
| private static Insets getWaterfallInsets(Resources res, String displayUniqueId) { |
| Insets insets; |
| final int index = DisplayUtils.getDisplayUniqueIdConfigIndex(res, displayUniqueId); |
| final TypedArray array = res.obtainTypedArray(R.array.config_waterfallCutoutArray); |
| if (index >= 0 && index < array.length() && array.getResourceId(index, 0) > 0) { |
| final int resourceId = array.getResourceId(index, 0); |
| final TypedArray waterfall = res.obtainTypedArray(resourceId); |
| insets = Insets.of( |
| waterfall.getDimensionPixelSize(0 /* waterfall left edge size */, 0), |
| waterfall.getDimensionPixelSize(1 /* waterfall top edge size */, 0), |
| waterfall.getDimensionPixelSize(2 /* waterfall right edge size */, 0), |
| waterfall.getDimensionPixelSize(3 /* waterfall bottom edge size */, 0)); |
| waterfall.recycle(); |
| } else { |
| insets = loadWaterfallInset(res); |
| } |
| array.recycle(); |
| return insets; |
| } |
| |
| /** |
| * Creates the display cutout according to |
| * @android:string/config_mainBuiltInDisplayCutoutRectApproximation, which is the closest |
| * rectangle-base approximation of the cutout. |
| * @hide |
| */ |
| public static DisplayCutout fromResourcesRectApproximation(Resources res, |
| String displayUniqueId, int physicalDisplayWidth, int physicalDisplayHeight, |
| int displayWidth, int displayHeight) { |
| return pathAndDisplayCutoutFromSpec(getDisplayCutoutPath(res, displayUniqueId), |
| getDisplayCutoutApproximationRect(res, displayUniqueId), physicalDisplayWidth, |
| physicalDisplayHeight, displayWidth, displayHeight, |
| DENSITY_DEVICE_STABLE / (float) DENSITY_DEFAULT, |
| getWaterfallInsets(res, displayUniqueId)).second; |
| } |
| |
| /** |
| * Creates an instance according to the supplied {@link android.util.PathParser.PathData} spec. |
| * |
| * @hide |
| */ |
| @VisibleForTesting(visibility = PRIVATE) |
| public static DisplayCutout fromSpec(String pathSpec, int displayWidth, |
| int displayHeight, float density, Insets waterfallInsets) { |
| return pathAndDisplayCutoutFromSpec( |
| pathSpec, null, displayWidth, displayHeight, displayWidth, displayHeight, density, |
| waterfallInsets).second; |
| } |
| |
| /** |
| * Gets the cutout path and the corresponding DisplayCutout instance from the spec string. |
| * |
| * @param pathSpec the spec string read from config_mainBuiltInDisplayCutout. |
| * @param rectSpec the spec string read from config_mainBuiltInDisplayCutoutRectApproximation. |
| * @param physicalDisplayWidth the max physical display width the display supports. |
| * @param physicalDisplayHeight the max physical display height the display supports. |
| * @param displayWidth the display width. |
| * @param displayHeight the display height. |
| * @param density the display density. |
| * @param waterfallInsets the waterfall insets of the display. |
| * @return a Pair contains the cutout path and the corresponding DisplayCutout instance. |
| */ |
| private static Pair<Path, DisplayCutout> pathAndDisplayCutoutFromSpec( |
| String pathSpec, String rectSpec, int physicalDisplayWidth, int physicalDisplayHeight, |
| int displayWidth, int displayHeight, float density, Insets waterfallInsets) { |
| // Always use the rect approximation spec to create the cutout if it's not null because |
| // transforming and sending a Region constructed from a path is very costly. |
| String spec = rectSpec != null ? rectSpec : pathSpec; |
| if (TextUtils.isEmpty(spec) && waterfallInsets.equals(Insets.NONE)) { |
| return NULL_PAIR; |
| } |
| |
| final float physicalPixelDisplaySizeRatio = DisplayUtils.getPhysicalPixelDisplaySizeRatio( |
| physicalDisplayWidth, physicalDisplayHeight, displayWidth, displayHeight); |
| |
| synchronized (CACHE_LOCK) { |
| if (spec.equals(sCachedSpec) && sCachedDisplayWidth == displayWidth |
| && sCachedDisplayHeight == displayHeight |
| && sCachedDensity == density |
| && waterfallInsets.equals(sCachedWaterfallInsets) |
| && sCachedPhysicalPixelDisplaySizeRatio == physicalPixelDisplaySizeRatio) { |
| return sCachedCutout; |
| } |
| } |
| |
| spec = spec.trim(); |
| |
| CutoutSpecification cutoutSpec = new CutoutSpecification.Parser(density, |
| physicalDisplayWidth, physicalDisplayHeight, physicalPixelDisplaySizeRatio) |
| .parse(spec); |
| Rect safeInset = cutoutSpec.getSafeInset(); |
| final Rect boundLeft = cutoutSpec.getLeftBound(); |
| final Rect boundTop = cutoutSpec.getTopBound(); |
| final Rect boundRight = cutoutSpec.getRightBound(); |
| final Rect boundBottom = cutoutSpec.getBottomBound(); |
| |
| |
| if (!waterfallInsets.equals(Insets.NONE)) { |
| safeInset.set( |
| Math.max(waterfallInsets.left, safeInset.left), |
| Math.max(waterfallInsets.top, safeInset.top), |
| Math.max(waterfallInsets.right, safeInset.right), |
| Math.max(waterfallInsets.bottom, safeInset.bottom)); |
| } |
| |
| final CutoutPathParserInfo cutoutPathParserInfo = new CutoutPathParserInfo( |
| displayWidth, displayHeight, physicalDisplayWidth, physicalDisplayHeight, density, |
| pathSpec.trim(), ROTATION_0, 1f /* scale */, physicalPixelDisplaySizeRatio); |
| |
| final DisplayCutout cutout = new DisplayCutout( |
| safeInset, waterfallInsets, boundLeft, boundTop, boundRight, boundBottom, |
| cutoutPathParserInfo , false /* copyArguments */); |
| final Pair<Path, DisplayCutout> result = new Pair<>(cutoutSpec.getPath(), cutout); |
| synchronized (CACHE_LOCK) { |
| sCachedSpec = spec; |
| sCachedDisplayWidth = displayWidth; |
| sCachedDisplayHeight = displayHeight; |
| sCachedDensity = density; |
| sCachedCutout = result; |
| sCachedWaterfallInsets = waterfallInsets; |
| sCachedPhysicalPixelDisplaySizeRatio = physicalPixelDisplaySizeRatio; |
| } |
| return result; |
| } |
| |
| private static Insets loadWaterfallInset(Resources res) { |
| return Insets.of( |
| res.getDimensionPixelSize(R.dimen.waterfall_display_left_edge_size), |
| res.getDimensionPixelSize(R.dimen.waterfall_display_top_edge_size), |
| res.getDimensionPixelSize(R.dimen.waterfall_display_right_edge_size), |
| res.getDimensionPixelSize(R.dimen.waterfall_display_bottom_edge_size)); |
| } |
| |
| /** |
| * @return a copy of this cutout that has been rotated for a display in toRotation. |
| * @hide |
| */ |
| public DisplayCutout getRotated(int startWidth, int startHeight, |
| int fromRotation, int toRotation) { |
| if (this == DisplayCutout.NO_CUTOUT) { |
| return DisplayCutout.NO_CUTOUT; |
| } |
| final int rotation = RotationUtils.deltaRotation(fromRotation, toRotation); |
| if (rotation == ROTATION_0) { |
| return this; |
| } |
| final Insets waterfallInsets = RotationUtils.rotateInsets(getWaterfallInsets(), rotation); |
| // returns a copy |
| final Rect[] newBounds = getBoundingRectsAll(); |
| final Rect displayBounds = new Rect(0, 0, startWidth, startHeight); |
| for (int i = 0; i < newBounds.length; ++i) { |
| if (newBounds[i].isEmpty()) continue; |
| RotationUtils.rotateBounds(newBounds[i], displayBounds, rotation); |
| } |
| Collections.rotate(Arrays.asList(newBounds), -rotation); |
| final CutoutPathParserInfo info = getCutoutPathParserInfo(); |
| final CutoutPathParserInfo newInfo = new CutoutPathParserInfo( |
| info.getDisplayWidth(), info.getDisplayHeight(), info.getPhysicalDisplayWidth(), |
| info.getPhysicalDisplayHeight(), info.getDensity(), info.getCutoutSpec(), |
| toRotation, info.getScale(), info.getPhysicalPixelDisplaySizeRatio()); |
| final boolean swapAspect = (rotation % 2) != 0; |
| final int endWidth = swapAspect ? startHeight : startWidth; |
| final int endHeight = swapAspect ? startWidth : startHeight; |
| final DisplayCutout tmp = |
| DisplayCutout.constructDisplayCutout(newBounds, waterfallInsets, newInfo); |
| final Rect safeInsets = DisplayCutout.computeSafeInsets(endWidth, endHeight, tmp); |
| return tmp.replaceSafeInsets(safeInsets); |
| } |
| |
| /** |
| * Compute the insets derived from a cutout. This is usually used to populate the safe-insets |
| * of the cutout via {@link #replaceSafeInsets}. |
| * @hide |
| */ |
| public static Rect computeSafeInsets(int displayW, int displayH, DisplayCutout cutout) { |
| if (displayW == displayH) { |
| throw new UnsupportedOperationException("not implemented: display=" + displayW + "x" |
| + displayH + " cutout=" + cutout); |
| } |
| |
| int leftInset = Math.max(cutout.getWaterfallInsets().left, findCutoutInsetForSide( |
| displayW, displayH, cutout.getBoundingRectLeft(), Gravity.LEFT)); |
| int topInset = Math.max(cutout.getWaterfallInsets().top, findCutoutInsetForSide( |
| displayW, displayH, cutout.getBoundingRectTop(), Gravity.TOP)); |
| int rightInset = Math.max(cutout.getWaterfallInsets().right, findCutoutInsetForSide( |
| displayW, displayH, cutout.getBoundingRectRight(), Gravity.RIGHT)); |
| int bottomInset = Math.max(cutout.getWaterfallInsets().bottom, findCutoutInsetForSide( |
| displayW, displayH, cutout.getBoundingRectBottom(), Gravity.BOTTOM)); |
| |
| return new Rect(leftInset, topInset, rightInset, bottomInset); |
| } |
| |
| private static int findCutoutInsetForSide(int displayW, int displayH, Rect boundingRect, |
| int gravity) { |
| if (boundingRect.isEmpty()) { |
| return 0; |
| } |
| |
| int inset = 0; |
| switch (gravity) { |
| case Gravity.TOP: |
| return Math.max(inset, boundingRect.bottom); |
| case Gravity.BOTTOM: |
| return Math.max(inset, displayH - boundingRect.top); |
| case Gravity.LEFT: |
| return Math.max(inset, boundingRect.right); |
| case Gravity.RIGHT: |
| return Math.max(inset, displayW - boundingRect.left); |
| default: |
| throw new IllegalArgumentException("unknown gravity: " + gravity); |
| } |
| } |
| |
| /** |
| * 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); |
| out.writeTypedObject(cutout.mWaterfallInsets, flags); |
| out.writeInt(cutout.mCutoutPathParserInfo.getDisplayWidth()); |
| out.writeInt(cutout.mCutoutPathParserInfo.getDisplayHeight()); |
| out.writeInt(cutout.mCutoutPathParserInfo.getPhysicalDisplayWidth()); |
| out.writeInt(cutout.mCutoutPathParserInfo.getPhysicalDisplayHeight()); |
| out.writeFloat(cutout.mCutoutPathParserInfo.getDensity()); |
| out.writeString(cutout.mCutoutPathParserInfo.getCutoutSpec()); |
| out.writeInt(cutout.mCutoutPathParserInfo.getRotation()); |
| out.writeFloat(cutout.mCutoutPathParserInfo.getScale()); |
| out.writeFloat(cutout.mCutoutPathParserInfo.getPhysicalPixelDisplaySizeRatio()); |
| } |
| } |
| |
| /** |
| * 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); |
| Insets waterfallInsets = in.readTypedObject(Insets.CREATOR); |
| int displayWidth = in.readInt(); |
| int displayHeight = in.readInt(); |
| int physicalDisplayWidth = in.readInt(); |
| int physicalDisplayHeight = in.readInt(); |
| float density = in.readFloat(); |
| String cutoutSpec = in.readString(); |
| int rotation = in.readInt(); |
| float scale = in.readFloat(); |
| float physicalPixelDisplaySizeRatio = in.readFloat(); |
| final CutoutPathParserInfo info = new CutoutPathParserInfo( |
| displayWidth, displayHeight, physicalDisplayWidth, physicalDisplayHeight, |
| density, cutoutSpec, rotation, scale, physicalPixelDisplaySizeRatio); |
| |
| return new DisplayCutout( |
| safeInsets, waterfallInsets, bounds, info, false /* copyArguments */); |
| } |
| |
| public DisplayCutout get() { |
| return mInner; |
| } |
| |
| public void set(ParcelableWrapper cutout) { |
| mInner = cutout.get(); |
| } |
| |
| public void set(DisplayCutout cutout) { |
| mInner = cutout; |
| } |
| |
| public void scale(float scale) { |
| final Rect safeInsets = mInner.getSafeInsets(); |
| safeInsets.scale(scale); |
| final Bounds bounds = new Bounds(mInner.mBounds.mRects, true); |
| bounds.scale(scale); |
| final Rect waterfallInsets = mInner.mWaterfallInsets.toRect(); |
| waterfallInsets.scale(scale); |
| final CutoutPathParserInfo info = new CutoutPathParserInfo( |
| mInner.mCutoutPathParserInfo.getDisplayWidth(), |
| mInner.mCutoutPathParserInfo.getDisplayHeight(), |
| mInner.mCutoutPathParserInfo.getPhysicalDisplayWidth(), |
| mInner.mCutoutPathParserInfo.getPhysicalDisplayHeight(), |
| mInner.mCutoutPathParserInfo.getDensity(), |
| mInner.mCutoutPathParserInfo.getCutoutSpec(), |
| mInner.mCutoutPathParserInfo.getRotation(), |
| scale, |
| mInner.mCutoutPathParserInfo.getPhysicalPixelDisplaySizeRatio()); |
| |
| mInner = new DisplayCutout(safeInsets, Insets.of(waterfallInsets), bounds, info); |
| } |
| |
| @Override |
| public int hashCode() { |
| return mInner.hashCode(); |
| } |
| |
| @Override |
| public boolean equals(@Nullable Object o) { |
| return o instanceof ParcelableWrapper |
| && mInner.equals(((ParcelableWrapper) o).mInner); |
| } |
| |
| @Override |
| public String toString() { |
| return String.valueOf(mInner); |
| } |
| } |
| |
| /** |
| * A Builder class to construct a DisplayCutout instance. |
| * |
| * <p>Note that this is only for tests purpose. For production code, developers should always |
| * use a {@link DisplayCutout} obtained from the system.</p> |
| */ |
| public static final class Builder { |
| private Insets mSafeInsets = Insets.NONE; |
| private Insets mWaterfallInsets = Insets.NONE; |
| private Path mCutoutPath; |
| private final Rect mBoundingRectLeft = new Rect(); |
| private final Rect mBoundingRectTop = new Rect(); |
| private final Rect mBoundingRectRight = new Rect(); |
| private final Rect mBoundingRectBottom = new Rect(); |
| |
| /** |
| * Begin building a DisplayCutout. |
| */ |
| public Builder() { |
| } |
| |
| /** |
| * Construct a new {@link DisplayCutout} with the set parameters. |
| */ |
| @NonNull |
| public DisplayCutout build() { |
| final CutoutPathParserInfo info; |
| if (mCutoutPath != null) { |
| // Create a fake CutoutPathParserInfo and set it to sCachedCutoutPathParserInfo so |
| // that when getCutoutPath() is called, it will return the cached Path. |
| info = new CutoutPathParserInfo(0, 0, 0, 0, 0, "test", ROTATION_0, 1f, 1f); |
| synchronized (CACHE_LOCK) { |
| DisplayCutout.sCachedCutoutPathParserInfo = info; |
| DisplayCutout.sCachedCutoutPath = mCutoutPath; |
| } |
| } else { |
| info = null; |
| } |
| return new DisplayCutout(mSafeInsets.toRect(), mWaterfallInsets, mBoundingRectLeft, |
| mBoundingRectTop, mBoundingRectRight, mBoundingRectBottom, info, false); |
| } |
| |
| /** |
| * Set the safe insets. If not set, the default value is {@link Insets#NONE}. |
| */ |
| @SuppressWarnings("MissingGetterMatchingBuilder") |
| @NonNull |
| public Builder setSafeInsets(@NonNull Insets safeInsets) { |
| mSafeInsets = safeInsets; |
| return this; |
| } |
| |
| /** |
| * Set the waterfall insets of the DisplayCutout. If not set, the default value is |
| * {@link Insets#NONE} |
| */ |
| @NonNull |
| public Builder setWaterfallInsets(@NonNull Insets waterfallInsets) { |
| mWaterfallInsets = waterfallInsets; |
| return this; |
| } |
| |
| /** |
| * Set a bounding rectangle for a non-functional area on the display which is located on |
| * the left of the screen. If not set, the default value is an empty rectangle. |
| */ |
| @NonNull |
| public Builder setBoundingRectLeft(@NonNull Rect boundingRectLeft) { |
| mBoundingRectLeft.set(boundingRectLeft); |
| return this; |
| } |
| |
| /** |
| * Set a bounding rectangle for a non-functional area on the display which is located on |
| * the top of the screen. If not set, the default value is an empty rectangle. |
| */ |
| @NonNull |
| public Builder setBoundingRectTop(@NonNull Rect boundingRectTop) { |
| mBoundingRectTop.set(boundingRectTop); |
| return this; |
| } |
| |
| /** |
| * Set a bounding rectangle for a non-functional area on the display which is located on |
| * the right of the screen. If not set, the default value is an empty rectangle. |
| */ |
| @NonNull |
| public Builder setBoundingRectRight(@NonNull Rect boundingRectRight) { |
| mBoundingRectRight.set(boundingRectRight); |
| return this; |
| } |
| |
| /** |
| * Set a bounding rectangle for a non-functional area on the display which is located on |
| * the bottom of the screen. If not set, the default value is an empty rectangle. |
| */ |
| @NonNull |
| public Builder setBoundingRectBottom(@NonNull Rect boundingRectBottom) { |
| mBoundingRectBottom.set(boundingRectBottom); |
| return this; |
| } |
| |
| /** |
| * Set the cutout {@link Path}. |
| * |
| * Note that not support creating/testing multiple display cutouts with setCutoutPath() in |
| * parallel. |
| */ |
| @NonNull |
| public Builder setCutoutPath(@NonNull Path cutoutPath) { |
| mCutoutPath = cutoutPath; |
| return this; |
| } |
| } |
| } |
