diff options
3 files changed, 196 insertions, 40 deletions
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/animation/Interpolators.java b/libs/WindowManager/Shell/src/com/android/wm/shell/animation/Interpolators.java index 8aca01d2467b..2aead9392e59 100644 --- a/libs/WindowManager/Shell/src/com/android/wm/shell/animation/Interpolators.java +++ b/libs/WindowManager/Shell/src/com/android/wm/shell/animation/Interpolators.java @@ -62,4 +62,10 @@ public class Interpolators { */ public static final Interpolator PANEL_CLOSE_ACCELERATED = new PathInterpolator(0.3f, 0, 0.5f, 1); + + public static final PathInterpolator SLOWDOWN_INTERPOLATOR = + new PathInterpolator(0.5f, 1f, 0.5f, 1f); + + public static final PathInterpolator DIM_INTERPOLATOR = + new PathInterpolator(.23f, .87f, .52f, -0.11f); } diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/common/split/SplitLayout.java b/libs/WindowManager/Shell/src/com/android/wm/shell/common/split/SplitLayout.java index e775d7dee9e9..bb40f679b272 100644 --- a/libs/WindowManager/Shell/src/com/android/wm/shell/common/split/SplitLayout.java +++ b/libs/WindowManager/Shell/src/com/android/wm/shell/common/split/SplitLayout.java @@ -18,11 +18,16 @@ package com.android.wm.shell.common.split; import static android.content.res.Configuration.SCREEN_HEIGHT_DP_UNDEFINED; import static android.content.res.Configuration.SCREEN_WIDTH_DP_UNDEFINED; +import static android.view.WindowManager.DOCKED_BOTTOM; +import static android.view.WindowManager.DOCKED_INVALID; import static android.view.WindowManager.DOCKED_LEFT; +import static android.view.WindowManager.DOCKED_RIGHT; import static android.view.WindowManager.DOCKED_TOP; import static com.android.internal.policy.DividerSnapAlgorithm.SnapTarget.FLAG_DISMISS_END; import static com.android.internal.policy.DividerSnapAlgorithm.SnapTarget.FLAG_DISMISS_START; +import static com.android.wm.shell.animation.Interpolators.DIM_INTERPOLATOR; +import static com.android.wm.shell.animation.Interpolators.SLOWDOWN_INTERPOLATOR; import android.animation.Animator; import android.animation.AnimatorListenerAdapter; @@ -32,6 +37,7 @@ import android.app.ActivityManager; import android.content.Context; import android.content.res.Configuration; import android.content.res.Resources; +import android.graphics.Point; import android.graphics.Rect; import android.view.SurfaceControl; import android.view.WindowInsets; @@ -81,6 +87,7 @@ public final class SplitLayout { private final int mDividerInsets; private final int mDividerSize; + private final Rect mTempRect = new Rect(); private final Rect mRootBounds = new Rect(); private final Rect mDividerBounds = new Rect(); private final Rect mBounds1 = new Rect(); @@ -89,6 +96,7 @@ public final class SplitLayout { private final SplitWindowManager mSplitWindowManager; private final DisplayImeController mDisplayImeController; private final ImePositionProcessor mImePositionProcessor; + private final DismissingParallaxPolicy mDismissingParallaxPolicy; private final ShellTaskOrganizer mTaskOrganizer; private Context mContext; @@ -111,6 +119,7 @@ public final class SplitLayout { windowName, mContext, configuration, parentContainerCallbacks); mTaskOrganizer = taskOrganizer; mImePositionProcessor = new ImePositionProcessor(mContext.getDisplayId()); + mDismissingParallaxPolicy = new DismissingParallaxPolicy(); final Resources resources = context.getResources(); mDividerWindowWidth = resources.getDimensionPixelSize( @@ -188,7 +197,8 @@ public final class SplitLayout { mDividerBounds.set(mRootBounds); mBounds1.set(mRootBounds); mBounds2.set(mRootBounds); - if (isLandscape(mRootBounds)) { + final boolean isLandscape = isLandscape(mRootBounds); + if (isLandscape) { position += mRootBounds.left; mDividerBounds.left = position - mDividerInsets; mDividerBounds.right = mDividerBounds.left + mDividerWindowWidth; @@ -201,6 +211,7 @@ public final class SplitLayout { mBounds1.bottom = position; mBounds2.top = mBounds1.bottom + mDividerSize; } + mDismissingParallaxPolicy.applyDividerPosition(position, isLandscape); } /** Inflates {@link DividerView} on the root surface. */ @@ -240,6 +251,7 @@ public final class SplitLayout { /** Resets divider position. */ public void resetDividerPosition() { mDividePosition = mDividerSnapAlgorithm.getMiddleTarget().position; + mSplitWindowManager.setResizingSplits(false); updateBounds(mDividePosition); } @@ -333,30 +345,34 @@ public final class SplitLayout { /** Apply recorded surface layout to the {@link SurfaceControl.Transaction}. */ public void applySurfaceChanges(SurfaceControl.Transaction t, SurfaceControl leash1, SurfaceControl leash2, SurfaceControl dimLayer1, SurfaceControl dimLayer2) { - final Rect dividerBounds = mImePositionProcessor.adjustForIme(mDividerBounds); - final Rect bounds1 = mImePositionProcessor.adjustForIme(mBounds1); - final Rect bounds2 = mImePositionProcessor.adjustForIme(mBounds2); final SurfaceControl dividerLeash = getDividerLeash(); if (dividerLeash != null) { - t.setPosition(dividerLeash, dividerBounds.left, dividerBounds.top) - // Resets layer of divider bar to make sure it is always on top. - .setLayer(dividerLeash, Integer.MAX_VALUE); + t.setPosition(dividerLeash, mDividerBounds.left, mDividerBounds.top); + // Resets layer of divider bar to make sure it is always on top. + t.setLayer(dividerLeash, Integer.MAX_VALUE); } + t.setPosition(leash1, mBounds1.left, mBounds1.top) + .setWindowCrop(leash1, mBounds1.width(), mBounds1.height()); + t.setPosition(leash2, mBounds2.left, mBounds2.top) + .setWindowCrop(leash2, mBounds2.width(), mBounds2.height()); - t.setPosition(leash1, bounds1.left, bounds1.top) - .setWindowCrop(leash1, bounds1.width(), bounds1.height()); - - t.setPosition(leash2, bounds2.left, bounds2.top) - .setWindowCrop(leash2, bounds2.width(), bounds2.height()); + if (mImePositionProcessor.adjustSurfaceLayoutForIme( + t, dividerLeash, leash1, leash2, dimLayer1, dimLayer2)) { + return; + } - mImePositionProcessor.applySurfaceDimValues(t, dimLayer1, dimLayer2); + mDismissingParallaxPolicy.adjustDismissingSurface(t, leash1, leash2, dimLayer1, dimLayer2); } /** Apply recorded task layout to the {@link WindowContainerTransaction}. */ public void applyTaskChanges(WindowContainerTransaction wct, ActivityManager.RunningTaskInfo task1, ActivityManager.RunningTaskInfo task2) { - wct.setBounds(task1.token, mImePositionProcessor.adjustForIme(mBounds1)) - .setBounds(task2.token, mImePositionProcessor.adjustForIme(mBounds2)); + if (mImePositionProcessor.applyTaskLayoutForIme(wct, task1.token, task2.token)) { + return; + } + + wct.setBounds(task1.token, mBounds1) + .setBounds(task2.token, mBounds2); } /** @@ -376,23 +392,22 @@ public final class SplitLayout { wct.setScreenSizeDp(taskInfo2.token, SCREEN_WIDTH_DP_UNDEFINED, SCREEN_HEIGHT_DP_UNDEFINED); } else { - final Rect bounds = new Rect(); - bounds.set(taskInfo1.configuration.windowConfiguration.getBounds()); - bounds.offset(offsetX, offsetY); - wct.setBounds(taskInfo1.token, bounds); - bounds.set(taskInfo1.configuration.windowConfiguration.getAppBounds()); - bounds.offset(offsetX, offsetY); - wct.setAppBounds(taskInfo1.token, bounds); + mTempRect.set(taskInfo1.configuration.windowConfiguration.getBounds()); + mTempRect.offset(offsetX, offsetY); + wct.setBounds(taskInfo1.token, mTempRect); + mTempRect.set(taskInfo1.configuration.windowConfiguration.getAppBounds()); + mTempRect.offset(offsetX, offsetY); + wct.setAppBounds(taskInfo1.token, mTempRect); wct.setScreenSizeDp(taskInfo1.token, taskInfo1.configuration.screenWidthDp, taskInfo1.configuration.screenHeightDp); - bounds.set(taskInfo2.configuration.windowConfiguration.getBounds()); - bounds.offset(offsetX, offsetY); - wct.setBounds(taskInfo2.token, bounds); - bounds.set(taskInfo2.configuration.windowConfiguration.getAppBounds()); - bounds.offset(offsetX, offsetY); - wct.setAppBounds(taskInfo2.token, bounds); + mTempRect.set(taskInfo2.configuration.windowConfiguration.getBounds()); + mTempRect.offset(offsetX, offsetY); + wct.setBounds(taskInfo2.token, mTempRect); + mTempRect.set(taskInfo2.configuration.windowConfiguration.getAppBounds()); + mTempRect.offset(offsetX, offsetY); + wct.setAppBounds(taskInfo2.token, mTempRect); wct.setScreenSizeDp(taskInfo2.token, taskInfo2.configuration.screenWidthDp, taskInfo2.configuration.screenHeightDp); @@ -428,6 +443,106 @@ public final class SplitLayout { int getSplitItemPosition(WindowContainerToken token); } + /** + * Calculates and applies proper dismissing parallax offset and dimming value to hint users + * dismissing gesture. + */ + private class DismissingParallaxPolicy { + // The current dismissing side. + int mDismissingSide = DOCKED_INVALID; + + // The parallax offset to hint the dismissing side and progress. + final Point mDismissingParallaxOffset = new Point(); + + // The dimming value to hint the dismissing side and progress. + float mDismissingDimValue = 0.0f; + + /** + * Applies a parallax to the task to hint dismissing progress. + * + * @param position the split position to apply dismissing parallax effect + * @param isLandscape indicates whether it's splitting horizontally or vertically + */ + void applyDividerPosition(int position, boolean isLandscape) { + mDismissingSide = DOCKED_INVALID; + mDismissingParallaxOffset.set(0, 0); + mDismissingDimValue = 0; + + int totalDismissingDistance = 0; + if (position <= mDividerSnapAlgorithm.getFirstSplitTarget().position) { + mDismissingSide = isLandscape ? DOCKED_LEFT : DOCKED_TOP; + totalDismissingDistance = mDividerSnapAlgorithm.getDismissStartTarget().position + - mDividerSnapAlgorithm.getFirstSplitTarget().position; + } else if (position >= mDividerSnapAlgorithm.getLastSplitTarget().position) { + mDismissingSide = isLandscape ? DOCKED_RIGHT : DOCKED_BOTTOM; + totalDismissingDistance = mDividerSnapAlgorithm.getLastSplitTarget().position + - mDividerSnapAlgorithm.getDismissEndTarget().position; + } + + if (mDismissingSide != DOCKED_INVALID) { + float fraction = Math.max(0, + Math.min(mDividerSnapAlgorithm.calculateDismissingFraction(position), 1f)); + mDismissingDimValue = DIM_INTERPOLATOR.getInterpolation(fraction); + fraction = calculateParallaxDismissingFraction(fraction, mDismissingSide); + if (isLandscape) { + mDismissingParallaxOffset.x = (int) (fraction * totalDismissingDistance); + } else { + mDismissingParallaxOffset.y = (int) (fraction * totalDismissingDistance); + } + } + } + + /** + * @return for a specified {@code fraction}, this returns an adjusted value that simulates a + * slowing down parallax effect + */ + private float calculateParallaxDismissingFraction(float fraction, int dockSide) { + float result = SLOWDOWN_INTERPOLATOR.getInterpolation(fraction) / 3.5f; + + // Less parallax at the top, just because. + if (dockSide == WindowManager.DOCKED_TOP) { + result /= 2f; + } + return result; + } + + /** Applies parallax offset and dimming value to the root surface at the dismissing side. */ + boolean adjustDismissingSurface(SurfaceControl.Transaction t, + SurfaceControl leash1, SurfaceControl leash2, + SurfaceControl dimLayer1, SurfaceControl dimLayer2) { + SurfaceControl targetLeash, targetDimLayer; + switch (mDismissingSide) { + case DOCKED_TOP: + case DOCKED_LEFT: + targetLeash = leash1; + targetDimLayer = dimLayer1; + mTempRect.set(mBounds1); + break; + case DOCKED_BOTTOM: + case DOCKED_RIGHT: + targetLeash = leash2; + targetDimLayer = dimLayer2; + mTempRect.set(mBounds2); + break; + case DOCKED_INVALID: + default: + t.setAlpha(dimLayer1, 0).hide(dimLayer1); + t.setAlpha(dimLayer2, 0).hide(dimLayer2); + return false; + } + + t.setPosition(targetLeash, + mTempRect.left + mDismissingParallaxOffset.x, + mTempRect.top + mDismissingParallaxOffset.y); + // Transform the screen-based split bounds to surface-based crop bounds. + mTempRect.offsetTo(-mDismissingParallaxOffset.x, -mDismissingParallaxOffset.y); + t.setWindowCrop(targetLeash, mTempRect); + t.setAlpha(targetDimLayer, mDismissingDimValue) + .setVisibility(targetDimLayer, mDismissingDimValue > 0.001f); + return true; + } + } + /** Records IME top offset changes and updates SplitLayout correspondingly. */ private class ImePositionProcessor implements DisplayImeController.ImePositionProcessor { /** @@ -558,24 +673,61 @@ public final class SplitLayout { return start + (end - start) * progress; } - private void reset() { + void reset() { mImeShown = false; mYOffsetForIme = mLastYOffset = mTargetYOffset = 0; mDimValue1 = mLastDim1 = mTargetDim1 = 0.0f; mDimValue2 = mLastDim2 = mTargetDim2 = 0.0f; } - /* Adjust bounds with IME offset. */ - private Rect adjustForIme(Rect bounds) { - final Rect temp = new Rect(bounds); - if (mYOffsetForIme != 0) temp.offset(0, mYOffsetForIme); - return temp; + /** + * Applies adjusted task layout for showing IME. + * + * @return {@code false} if there's no need to adjust, otherwise {@code true} + */ + boolean applyTaskLayoutForIme(WindowContainerTransaction wct, + WindowContainerToken token1, WindowContainerToken token2) { + if (mYOffsetForIme == 0) return false; + + mTempRect.set(mBounds1); + mTempRect.offset(0, mYOffsetForIme); + wct.setBounds(token1, mTempRect); + + mTempRect.set(mBounds2); + mTempRect.offset(0, mYOffsetForIme); + wct.setBounds(token2, mTempRect); + + return true; } - private void applySurfaceDimValues(SurfaceControl.Transaction t, SurfaceControl dimLayer1, - SurfaceControl dimLayer2) { + /** + * Adjusts surface layout while showing IME. + * + * @return {@code false} if there's no need to adjust, otherwise {@code true} + */ + boolean adjustSurfaceLayoutForIme(SurfaceControl.Transaction t, + SurfaceControl dividerLeash, SurfaceControl leash1, SurfaceControl leash2, + SurfaceControl dimLayer1, SurfaceControl dimLayer2) { + if (mYOffsetForIme == 0) return false; + + if (dividerLeash != null) { + mTempRect.set(mDividerBounds); + mTempRect.offset(0, mYOffsetForIme); + t.setPosition(dividerLeash, mTempRect.left, mTempRect.top); + } + + mTempRect.set(mBounds1); + mTempRect.offset(0, mYOffsetForIme); + t.setPosition(leash1, mTempRect.left, mTempRect.top); + + mTempRect.set(mBounds2); + mTempRect.offset(0, mYOffsetForIme); + t.setPosition(leash2, mTempRect.left, mTempRect.top); + t.setAlpha(dimLayer1, mDimValue1).setVisibility(dimLayer1, mDimValue1 > 0.001f); t.setAlpha(dimLayer2, mDimValue2).setVisibility(dimLayer2, mDimValue2 > 0.001f); + + return true; } } } diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/legacysplitscreen/DividerView.java b/libs/WindowManager/Shell/src/com/android/wm/shell/legacysplitscreen/DividerView.java index 9bed40d67335..067f80800ed5 100644 --- a/libs/WindowManager/Shell/src/com/android/wm/shell/legacysplitscreen/DividerView.java +++ b/libs/WindowManager/Shell/src/com/android/wm/shell/legacysplitscreen/DividerView.java @@ -20,6 +20,8 @@ import static android.view.PointerIcon.TYPE_HORIZONTAL_DOUBLE_ARROW; import static android.view.PointerIcon.TYPE_VERTICAL_DOUBLE_ARROW; import static android.view.WindowManager.DOCKED_RIGHT; +import static com.android.wm.shell.animation.Interpolators.DIM_INTERPOLATOR; +import static com.android.wm.shell.animation.Interpolators.SLOWDOWN_INTERPOLATOR; import static com.android.wm.shell.common.split.DividerView.TOUCH_ANIMATION_DURATION; import static com.android.wm.shell.common.split.DividerView.TOUCH_RELEASE_ANIMATION_DURATION; @@ -100,10 +102,6 @@ public class DividerView extends FrameLayout implements OnTouchListener, private static final float MINIMIZE_DOCK_SCALE = 0f; private static final float ADJUSTED_FOR_IME_SCALE = 0.5f; - private static final PathInterpolator SLOWDOWN_INTERPOLATOR = - new PathInterpolator(0.5f, 1f, 0.5f, 1f); - private static final PathInterpolator DIM_INTERPOLATOR = - new PathInterpolator(.23f, .87f, .52f, -0.11f); private static final Interpolator IME_ADJUST_INTERPOLATOR = new PathInterpolator(0.2f, 0f, 0.1f, 1f); |