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Commit 941c58de authored by Wei Sheng Shih's avatar Wei Sheng Shih Committed by Android (Google) Code Review
Browse files

Merge "Extract the drawing logic from StartingSurfaceDrawer."

parents 7957cfbb f8801f50

core/java/android/window/SnapshotDrawerUtils.java

0 → 100644
+508 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2022 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.window;



import static android.graphics.Color.WHITE;

import static android.graphics.Color.alpha;

import static android.view.WindowInsetsController.APPEARANCE_LIGHT_NAVIGATION_BARS;

import static android.view.WindowInsetsController.APPEARANCE_LIGHT_STATUS_BARS;

import static android.view.WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM;

import static android.view.WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;

import static android.view.WindowManager.LayoutParams.FLAG_IGNORE_CHEEK_PRESSES;

import static android.view.WindowManager.LayoutParams.FLAG_LOCAL_FOCUS_MODE;

import static android.view.WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE;

import static android.view.WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE;

import static android.view.WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL;

import static android.view.WindowManager.LayoutParams.FLAG_SCALED;

import static android.view.WindowManager.LayoutParams.FLAG_SECURE;

import static android.view.WindowManager.LayoutParams.FLAG_SLIPPERY;

import static android.view.WindowManager.LayoutParams.FLAG_SPLIT_TOUCH;

import static android.view.WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION;

import static android.view.WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS;

import static android.view.WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH;

import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_FORCE_DRAW_BAR_BACKGROUNDS;

import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_TRUSTED_OVERLAY;

import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_USE_BLAST;



import static com.android.internal.policy.DecorView.NAVIGATION_BAR_COLOR_VIEW_ATTRIBUTES;

import static com.android.internal.policy.DecorView.STATUS_BAR_COLOR_VIEW_ATTRIBUTES;

import static com.android.internal.policy.DecorView.getNavigationBarRect;



import android.annotation.Nullable;

import android.app.ActivityManager;

import android.app.ActivityThread;

import android.content.Context;

import android.graphics.Canvas;

import android.graphics.Color;

import android.graphics.GraphicBuffer;

import android.graphics.Matrix;

import android.graphics.Paint;

import android.graphics.PixelFormat;

import android.graphics.Rect;

import android.graphics.RectF;

import android.hardware.HardwareBuffer;

import android.os.IBinder;

import android.util.Log;

import android.view.InsetsState;

import android.view.SurfaceControl;

import android.view.SurfaceSession;

import android.view.ViewGroup;

import android.view.WindowInsets;

import android.view.WindowManager;



import com.android.internal.R;

import com.android.internal.annotations.VisibleForTesting;

import com.android.internal.policy.DecorView;



/**

 * Utils class to help draw a snapshot on a surface.

 * @hide

 */

public class SnapshotDrawerUtils {

    private static final String TAG = "SnapshotDrawerUtils";



    /**

     * When creating the starting window, we use the exact same layout flags such that we end up

     * with a window with the exact same dimensions etc. However, these flags are not used in layout

     * and might cause other side effects so we exclude them.

     */

    static final int FLAG_INHERIT_EXCLUDES = FLAG_NOT_FOCUSABLE

            | FLAG_NOT_TOUCHABLE

            | FLAG_NOT_TOUCH_MODAL

            | FLAG_ALT_FOCUSABLE_IM

            | FLAG_NOT_FOCUSABLE

            | FLAG_HARDWARE_ACCELERATED

            | FLAG_IGNORE_CHEEK_PRESSES

            | FLAG_LOCAL_FOCUS_MODE

            | FLAG_SLIPPERY

            | FLAG_WATCH_OUTSIDE_TOUCH

            | FLAG_SPLIT_TOUCH

            | FLAG_SCALED

            | FLAG_SECURE;



    private static final RectF sTmpSnapshotSize = new RectF();

    private static final RectF sTmpDstFrame = new RectF();



    private static final Matrix sSnapshotMatrix = new Matrix();

    private static final float[] sTmpFloat9 = new float[9];

    private static final Paint sBackgroundPaint = new Paint();



    /**

     * The internal object to hold the surface and drawing on it.

     */

    @VisibleForTesting

    public static class SnapshotSurface {

        private final SurfaceControl.Transaction mTransaction = new SurfaceControl.Transaction();

        private final SurfaceControl mRootSurface;

        private final TaskSnapshot mSnapshot;

        private final CharSequence mTitle;



        private SystemBarBackgroundPainter mSystemBarBackgroundPainter;

        private final Rect mTaskBounds;

        private final Rect mFrame = new Rect();

        private final Rect mSystemBarInsets = new Rect();

        private boolean mSizeMismatch;



        public SnapshotSurface(SurfaceControl rootSurface, TaskSnapshot snapshot,

                CharSequence title,

                Rect taskBounds) {

            mRootSurface = rootSurface;

            mSnapshot = snapshot;

            mTitle = title;

            mTaskBounds = taskBounds;

        }



        /**

         * Initiate system bar painter to draw the system bar background.

         */

        void initiateSystemBarPainter(int windowFlags, int windowPrivateFlags,

                int appearance, ActivityManager.TaskDescription taskDescription,

                @WindowInsets.Type.InsetsType int requestedVisibleTypes) {

            mSystemBarBackgroundPainter = new SystemBarBackgroundPainter(windowFlags,

                    windowPrivateFlags, appearance, taskDescription, 1f, requestedVisibleTypes);

            int backgroundColor = taskDescription.getBackgroundColor();

            sBackgroundPaint.setColor(backgroundColor != 0 ? backgroundColor : WHITE);

        }



        /**

         * Set frame size.

         */

        void setFrames(Rect frame, Rect systemBarInsets) {

            mFrame.set(frame);

            mSystemBarInsets.set(systemBarInsets);

            final HardwareBuffer snapshot = mSnapshot.getHardwareBuffer();

            mSizeMismatch = (mFrame.width() != snapshot.getWidth()

                    || mFrame.height() != snapshot.getHeight());

            mSystemBarBackgroundPainter.setInsets(systemBarInsets);

        }



        private void drawSnapshot(boolean releaseAfterDraw) {

            Log.v(TAG, "Drawing snapshot surface sizeMismatch=" + mSizeMismatch);

            if (mSizeMismatch) {

                // The dimensions of the buffer and the window don't match, so attaching the buffer

                // will fail. Better create a child window with the exact dimensions and fill the

                // parent window with the background color!

                drawSizeMismatchSnapshot();

            } else {

                drawSizeMatchSnapshot();

            }



            // In case window manager leaks us, make sure we don't retain the snapshot.

            if (mSnapshot.getHardwareBuffer() != null) {

                mSnapshot.getHardwareBuffer().close();

            }

            if (releaseAfterDraw) {

                mRootSurface.release();

            }

        }



        private void drawSizeMatchSnapshot() {

            mTransaction.setBuffer(mRootSurface, mSnapshot.getHardwareBuffer())

                    .setColorSpace(mRootSurface, mSnapshot.getColorSpace())

                    .apply();

        }



        private void drawSizeMismatchSnapshot() {

            final HardwareBuffer buffer = mSnapshot.getHardwareBuffer();

            final SurfaceSession session = new SurfaceSession();



            // We consider nearly matched dimensions as there can be rounding errors and the user

            // won't notice very minute differences from scaling one dimension more than the other

            final boolean aspectRatioMismatch = !isAspectRatioMatch(mFrame, mSnapshot);



            // Keep a reference to it such that it doesn't get destroyed when finalized.

            SurfaceControl childSurfaceControl = new SurfaceControl.Builder(session)

                    .setName(mTitle + " - task-snapshot-surface")

                    .setBLASTLayer()

                    .setFormat(buffer.getFormat())

                    .setParent(mRootSurface)

                    .setCallsite("TaskSnapshotWindow.drawSizeMismatchSnapshot")

                    .build();



            final Rect frame;

            // We can just show the surface here as it will still be hidden as the parent is

            // still hidden.

            mTransaction.show(childSurfaceControl);

            if (aspectRatioMismatch) {

                // Clip off ugly navigation bar.

                final Rect crop = calculateSnapshotCrop();

                frame = calculateSnapshotFrame(crop);

                mTransaction.setWindowCrop(childSurfaceControl, crop);

                mTransaction.setPosition(childSurfaceControl, frame.left, frame.top);

                sTmpSnapshotSize.set(crop);

                sTmpDstFrame.set(frame);

            } else {

                frame = null;

                sTmpSnapshotSize.set(0, 0, buffer.getWidth(), buffer.getHeight());

                sTmpDstFrame.set(mFrame);

                sTmpDstFrame.offsetTo(0, 0);

            }



            // Scale the mismatch dimensions to fill the task bounds

            sSnapshotMatrix.setRectToRect(sTmpSnapshotSize, sTmpDstFrame, Matrix.ScaleToFit.FILL);

            mTransaction.setMatrix(childSurfaceControl, sSnapshotMatrix, sTmpFloat9);

            mTransaction.setColorSpace(childSurfaceControl, mSnapshot.getColorSpace());

            mTransaction.setBuffer(childSurfaceControl, mSnapshot.getHardwareBuffer());



            if (aspectRatioMismatch) {

                GraphicBuffer background = GraphicBuffer.create(mFrame.width(), mFrame.height(),

                        PixelFormat.RGBA_8888,

                        GraphicBuffer.USAGE_HW_TEXTURE | GraphicBuffer.USAGE_HW_COMPOSER

                                | GraphicBuffer.USAGE_SW_WRITE_RARELY);

                // TODO: Support this on HardwareBuffer

                final Canvas c = background.lockCanvas();

                drawBackgroundAndBars(c, frame);

                background.unlockCanvasAndPost(c);

                mTransaction.setBuffer(mRootSurface,

                        HardwareBuffer.createFromGraphicBuffer(background));

            }

            mTransaction.apply();

            childSurfaceControl.release();

        }



        /**

         * Calculates the snapshot crop in snapshot coordinate space.

         *

         * @return crop rect in snapshot coordinate space.

         */

        Rect calculateSnapshotCrop() {

            final Rect rect = new Rect();

            final HardwareBuffer snapshot = mSnapshot.getHardwareBuffer();

            rect.set(0, 0, snapshot.getWidth(), snapshot.getHeight());

            final Rect insets = mSnapshot.getContentInsets();



            final float scaleX = (float) snapshot.getWidth() / mSnapshot.getTaskSize().x;

            final float scaleY = (float) snapshot.getHeight() / mSnapshot.getTaskSize().y;



            // Let's remove all system decorations except the status bar, but only if the task is at

            // the very top of the screen.

            final boolean isTop = mTaskBounds.top == 0 && mFrame.top == 0;

            rect.inset((int) (insets.left * scaleX),

                    isTop ? 0 : (int) (insets.top * scaleY),

                    (int) (insets.right * scaleX),

                    (int) (insets.bottom * scaleY));

            return rect;

        }



        /**

         * Calculates the snapshot frame in window coordinate space from crop.

         *

         * @param crop rect that is in snapshot coordinate space.

         */

        Rect calculateSnapshotFrame(Rect crop) {

            final HardwareBuffer snapshot = mSnapshot.getHardwareBuffer();

            final float scaleX = (float) snapshot.getWidth() / mSnapshot.getTaskSize().x;

            final float scaleY = (float) snapshot.getHeight() / mSnapshot.getTaskSize().y;



            // Rescale the frame from snapshot to window coordinate space

            final Rect frame = new Rect(0, 0,

                    (int) (crop.width() / scaleX + 0.5f),

                    (int) (crop.height() / scaleY + 0.5f)

            );



            // However, we also need to make space for the navigation bar on the left side.

            frame.offset(mSystemBarInsets.left, 0);

            return frame;

        }



        /**

         * Draw status bar and navigation bar background.

         */

        void drawBackgroundAndBars(Canvas c, Rect frame) {

            final int statusBarHeight = mSystemBarBackgroundPainter.getStatusBarColorViewHeight();

            final boolean fillHorizontally = c.getWidth() > frame.right;

            final boolean fillVertically = c.getHeight() > frame.bottom;

            if (fillHorizontally) {

                c.drawRect(frame.right, alpha(mSystemBarBackgroundPainter.mStatusBarColor) == 0xFF

                        ? statusBarHeight : 0, c.getWidth(), fillVertically

                        ? frame.bottom : c.getHeight(), sBackgroundPaint);

            }

            if (fillVertically) {

                c.drawRect(0, frame.bottom, c.getWidth(), c.getHeight(), sBackgroundPaint);

            }

            mSystemBarBackgroundPainter.drawDecors(c, frame);

        }



        /**

         * Ask system bar background painter to draw status bar background.

         *

         */

        void drawStatusBarBackground(Canvas c, @Nullable Rect alreadyDrawnFrame) {

            mSystemBarBackgroundPainter.drawStatusBarBackground(c, alreadyDrawnFrame,

                    mSystemBarBackgroundPainter.getStatusBarColorViewHeight());

        }



        /**

         * Ask system bar background painter to draw navigation bar background.

         *

         */

        void drawNavigationBarBackground(Canvas c) {

            mSystemBarBackgroundPainter.drawNavigationBarBackground(c);

        }

    }



    /**

     * @return true if the aspect ratio match between a frame and a snapshot buffer.

     */

    public static boolean isAspectRatioMatch(Rect frame, TaskSnapshot snapshot) {

        if (frame.isEmpty()) {

            return false;

        }

        final HardwareBuffer buffer = snapshot.getHardwareBuffer();

        return Math.abs(

                ((float) buffer.getWidth() / buffer.getHeight())

                        - ((float) frame.width() / frame.height())) <= 0.01f;

    }



    /**

     * Help method to draw the snapshot on a surface.

     */

    public static void drawSnapshotOnSurface(StartingWindowInfo info, WindowManager.LayoutParams lp,

            SurfaceControl rootSurface, TaskSnapshot snapshot,

            Rect configBounds, Rect windowBounds, InsetsState topWindowInsetsState,

            boolean releaseAfterDraw) {

        if (windowBounds.isEmpty()) {

            Log.e(TAG, "Unable to draw snapshot on an empty windowBounds");

            return;

        }

        final SnapshotSurface drawSurface = new SnapshotSurface(

                rootSurface, snapshot, lp.getTitle(), configBounds);



        final WindowManager.LayoutParams attrs = info.topOpaqueWindowLayoutParams;

        final ActivityManager.RunningTaskInfo runningTaskInfo = info.taskInfo;

        final ActivityManager.TaskDescription taskDescription;

        if (runningTaskInfo.taskDescription != null) {

            taskDescription = runningTaskInfo.taskDescription;

        } else {

            taskDescription = new ActivityManager.TaskDescription();

            taskDescription.setBackgroundColor(WHITE);

        }

        drawSurface.initiateSystemBarPainter(lp.flags, lp.privateFlags,

                attrs.insetsFlags.appearance, taskDescription, info.requestedVisibleTypes);

        final Rect systemBarInsets = getSystemBarInsets(windowBounds, topWindowInsetsState);

        drawSurface.setFrames(windowBounds, systemBarInsets);

        drawSurface.drawSnapshot(releaseAfterDraw);

    }



    /**

     * Help method to create a layout parameters for a window.

     */

    public static WindowManager.LayoutParams createLayoutParameters(StartingWindowInfo info,

            CharSequence title, @WindowManager.LayoutParams.WindowType int windowType,

            int pixelFormat, IBinder token) {

        final WindowManager.LayoutParams attrs = info.topOpaqueWindowLayoutParams;

        final WindowManager.LayoutParams mainWindowParams = info.mainWindowLayoutParams;

        final InsetsState topWindowInsetsState = info.topOpaqueWindowInsetsState;

        if (attrs == null || mainWindowParams == null || topWindowInsetsState == null) {

            Log.w(TAG, "unable to create taskSnapshot surface ");

            return null;

        }

        final WindowManager.LayoutParams layoutParams = new WindowManager.LayoutParams();



        final int appearance = attrs.insetsFlags.appearance;

        final int windowFlags = attrs.flags;

        final int windowPrivateFlags = attrs.privateFlags;



        layoutParams.packageName = mainWindowParams.packageName;

        layoutParams.windowAnimations = mainWindowParams.windowAnimations;

        layoutParams.dimAmount = mainWindowParams.dimAmount;

        layoutParams.type = windowType;

        layoutParams.format = pixelFormat;

        layoutParams.flags = (windowFlags & ~FLAG_INHERIT_EXCLUDES)

                | FLAG_NOT_FOCUSABLE

                | FLAG_NOT_TOUCHABLE;

        // Setting as trusted overlay to let touches pass through. This is safe because this

        // window is controlled by the system.

        layoutParams.privateFlags = (windowPrivateFlags & PRIVATE_FLAG_FORCE_DRAW_BAR_BACKGROUNDS)

                | PRIVATE_FLAG_TRUSTED_OVERLAY | PRIVATE_FLAG_USE_BLAST;

        layoutParams.token = token;

        layoutParams.width = ViewGroup.LayoutParams.MATCH_PARENT;

        layoutParams.height = ViewGroup.LayoutParams.MATCH_PARENT;

        layoutParams.insetsFlags.appearance = appearance;

        layoutParams.insetsFlags.behavior = attrs.insetsFlags.behavior;

        layoutParams.layoutInDisplayCutoutMode = attrs.layoutInDisplayCutoutMode;

        layoutParams.setFitInsetsTypes(attrs.getFitInsetsTypes());

        layoutParams.setFitInsetsSides(attrs.getFitInsetsSides());

        layoutParams.setFitInsetsIgnoringVisibility(attrs.isFitInsetsIgnoringVisibility());



        layoutParams.setTitle(title);

        return layoutParams;

    }



    static Rect getSystemBarInsets(Rect frame, InsetsState state) {

        return state.calculateInsets(frame, WindowInsets.Type.systemBars(),

                false /* ignoreVisibility */).toRect();

    }



    /**

     * Helper class to draw the background of the system bars in regions the task snapshot isn't

     * filling the window.

     */

    public static class SystemBarBackgroundPainter {

        private final Paint mStatusBarPaint = new Paint();

        private final Paint mNavigationBarPaint = new Paint();

        private final int mStatusBarColor;

        private final int mNavigationBarColor;

        private final int mWindowFlags;

        private final int mWindowPrivateFlags;

        private final float mScale;

        private final @WindowInsets.Type.InsetsType int mRequestedVisibleTypes;

        private final Rect mSystemBarInsets = new Rect();



        public SystemBarBackgroundPainter(int windowFlags, int windowPrivateFlags, int appearance,

                ActivityManager.TaskDescription taskDescription, float scale,

                @WindowInsets.Type.InsetsType int requestedVisibleTypes) {

            mWindowFlags = windowFlags;

            mWindowPrivateFlags = windowPrivateFlags;

            mScale = scale;

            final Context context = ActivityThread.currentActivityThread().getSystemUiContext();

            final int semiTransparent = context.getColor(

                    R.color.system_bar_background_semi_transparent);

            mStatusBarColor = DecorView.calculateBarColor(windowFlags, FLAG_TRANSLUCENT_STATUS,

                    semiTransparent, taskDescription.getStatusBarColor(), appearance,

                    APPEARANCE_LIGHT_STATUS_BARS,

                    taskDescription.getEnsureStatusBarContrastWhenTransparent());

            mNavigationBarColor = DecorView.calculateBarColor(windowFlags,

                    FLAG_TRANSLUCENT_NAVIGATION, semiTransparent,

                    taskDescription.getNavigationBarColor(), appearance,

                    APPEARANCE_LIGHT_NAVIGATION_BARS,

                    taskDescription.getEnsureNavigationBarContrastWhenTransparent()

                            && context.getResources().getBoolean(

                            R.bool.config_navBarNeedsScrim));

            mStatusBarPaint.setColor(mStatusBarColor);

            mNavigationBarPaint.setColor(mNavigationBarColor);

            mRequestedVisibleTypes = requestedVisibleTypes;

        }



        /**

         * Set system bar insets.

         */

        public void setInsets(Rect systemBarInsets) {

            mSystemBarInsets.set(systemBarInsets);

        }



        int getStatusBarColorViewHeight() {

            final boolean forceBarBackground =

                    (mWindowPrivateFlags & PRIVATE_FLAG_FORCE_DRAW_BAR_BACKGROUNDS) != 0;

            if (STATUS_BAR_COLOR_VIEW_ATTRIBUTES.isVisible(

                    mRequestedVisibleTypes, mStatusBarColor, mWindowFlags,

                    forceBarBackground)) {

                return (int) (mSystemBarInsets.top * mScale);

            } else {

                return 0;

            }

        }



        private boolean isNavigationBarColorViewVisible() {

            final boolean forceBarBackground =

                    (mWindowPrivateFlags & PRIVATE_FLAG_FORCE_DRAW_BAR_BACKGROUNDS) != 0;

            return NAVIGATION_BAR_COLOR_VIEW_ATTRIBUTES.isVisible(

                    mRequestedVisibleTypes, mNavigationBarColor, mWindowFlags,

                    forceBarBackground);

        }



        /**

         * Draw bar colors to a canvas.

         */

        public void drawDecors(Canvas c, @Nullable Rect alreadyDrawnFrame) {

            drawStatusBarBackground(c, alreadyDrawnFrame, getStatusBarColorViewHeight());

            drawNavigationBarBackground(c);

        }



        void drawStatusBarBackground(Canvas c, @Nullable Rect alreadyDrawnFrame,

                int statusBarHeight) {

            if (statusBarHeight > 0 && Color.alpha(mStatusBarColor) != 0

                    && (alreadyDrawnFrame == null || c.getWidth() > alreadyDrawnFrame.right)) {

                final int rightInset = (int) (mSystemBarInsets.right * mScale);

                final int left = alreadyDrawnFrame != null ? alreadyDrawnFrame.right : 0;

                c.drawRect(left, 0, c.getWidth() - rightInset, statusBarHeight,

                        mStatusBarPaint);

            }

        }



        void drawNavigationBarBackground(Canvas c) {

            final Rect navigationBarRect = new Rect();

            getNavigationBarRect(c.getWidth(), c.getHeight(), mSystemBarInsets, navigationBarRect,

                    mScale);

            final boolean visible = isNavigationBarColorViewVisible();

            if (visible && Color.alpha(mNavigationBarColor) != 0

                    && !navigationBarRect.isEmpty()) {

                c.drawRect(navigationBarRect, mNavigationBarPaint);

            }

        }

    }

}

libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/startingsurface/TaskSnapshotWindowTest.java→core/tests/coretests/src/android/window/SnapshotDrawerUtilsTest.java

+60 −66

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libs/WindowManager/Shell/src/com/android/wm/shell/startingsurface/SplashscreenContentDrawer.java

+183 −8

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libs/WindowManager/Shell/src/com/android/wm/shell/startingsurface/SplashscreenIconDrawableFactory.java

+8 −8
Original line number Diff line number Diff line
@@ -62,7 +62,7 @@ public class SplashscreenIconDrawableFactory { 
     */

    static Drawable[] makeIconDrawable(@ColorInt int backgroundColor, @ColorInt int themeColor,

            @NonNull Drawable foregroundDrawable, int srcIconSize, int iconSize,

            boolean loadInDetail, Handler splashscreenWorkerHandler) {

            boolean loadInDetail, Handler preDrawHandler) {

        Drawable foreground;

        Drawable background = null;

        boolean drawBackground =
@@ -74,13 +74,13 @@ public class SplashscreenIconDrawableFactory { 
            // If the icon is Adaptive, we already use the icon background.

            drawBackground = false;

            foreground = new ImmobileIconDrawable(foregroundDrawable,

                    srcIconSize, iconSize, loadInDetail, splashscreenWorkerHandler);

                    srcIconSize, iconSize, loadInDetail, preDrawHandler);

        } else {

            // Adaptive icon don't handle transparency so we draw the background of the adaptive

            // icon with the same color as the window background color instead of using two layers

            foreground = new ImmobileIconDrawable(

                    new AdaptiveForegroundDrawable(foregroundDrawable),

                    srcIconSize, iconSize, loadInDetail, splashscreenWorkerHandler);

                    srcIconSize, iconSize, loadInDetail, preDrawHandler);

        }



        if (drawBackground) {
@@ -91,9 +91,9 @@ public class SplashscreenIconDrawableFactory { 
    }



    static Drawable[] makeLegacyIconDrawable(@NonNull Drawable iconDrawable, int srcIconSize,

            int iconSize, boolean loadInDetail, Handler splashscreenWorkerHandler) {

            int iconSize, boolean loadInDetail, Handler preDrawHandler) {

        return new Drawable[]{new ImmobileIconDrawable(iconDrawable, srcIconSize, iconSize,

                loadInDetail, splashscreenWorkerHandler)};

                loadInDetail, preDrawHandler)};

    }



    /**
@@ -107,14 +107,14 @@ public class SplashscreenIconDrawableFactory { 
        private Bitmap mIconBitmap;



        ImmobileIconDrawable(Drawable drawable, int srcIconSize, int iconSize, boolean loadInDetail,

                Handler splashscreenWorkerHandler) {

                Handler preDrawHandler) {

            // This icon has lower density, don't scale it.

            if (loadInDetail) {

                splashscreenWorkerHandler.post(() -> preDrawIcon(drawable, iconSize));

                preDrawHandler.post(() -> preDrawIcon(drawable, iconSize));

            } else {

                final float scale = (float) iconSize / srcIconSize;

                mMatrix.setScale(scale, scale);

                splashscreenWorkerHandler.post(() -> preDrawIcon(drawable, srcIconSize));

                preDrawHandler.post(() -> preDrawIcon(drawable, srcIconSize));

            }

        }

libs/WindowManager/Shell/src/com/android/wm/shell/startingsurface/StartingSurfaceDrawer.java

+9 −109

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