Examples with LINEAR com.android.launcher3.anim.Interpolators.LINEAR used on opensource projects

Example 6 with LINEAR

use of com.android.launcher3.anim.Interpolators.LINEAR in project android_packages_apps_Launcher3 by AOSPA.

the class QuickstepAtomicAnimationFactory method prepareForAtomicAnimation.

@Override
public void prepareForAtomicAnimation(LauncherState fromState, LauncherState toState, StateAnimationConfig config) {
    RecentsView overview = mActivity.getOverviewPanel();
    if (toState == NORMAL && fromState == OVERVIEW) {
        config.setInterpolator(ANIM_OVERVIEW_ACTIONS_FADE, clampToProgress(LINEAR, 0, 0.25f));
        config.setInterpolator(ANIM_SCRIM_FADE, LINEAR);
        config.setInterpolator(ANIM_WORKSPACE_SCALE, DEACCEL);
        config.setInterpolator(ANIM_WORKSPACE_FADE, ACCEL);
        if (SysUINavigationMode.getMode(mActivity).hasGestures && overview.getTaskViewCount() > 0) {
            // Overview is going offscreen, so keep it at its current scale and opacity.
            config.setInterpolator(ANIM_OVERVIEW_SCALE, FINAL_FRAME);
            config.setInterpolator(ANIM_OVERVIEW_FADE, FINAL_FRAME);
            config.setInterpolator(ANIM_OVERVIEW_TRANSLATE_X, clampToProgress(FAST_OUT_SLOW_IN, 0, 0.75f));
            config.setInterpolator(ANIM_OVERVIEW_TRANSLATE_Y, FINAL_FRAME);
        } else {
            config.setInterpolator(ANIM_OVERVIEW_TRANSLATE_X, ACCEL_DEACCEL);
            config.setInterpolator(ANIM_OVERVIEW_SCALE, clampToProgress(ACCEL, 0, 0.9f));
            config.setInterpolator(ANIM_OVERVIEW_FADE, DEACCEL_1_7);
        }
        // Scroll RecentsView to page 0 as it goes offscreen, if necessary.
        int numPagesToScroll = overview.getNextPage() - DEFAULT_PAGE;
        long scrollDuration = Math.min(MAX_PAGE_SCROLL_DURATION, numPagesToScroll * PER_PAGE_SCROLL_DURATION);
        config.duration = Math.max(config.duration, scrollDuration);
        overview.snapToPage(DEFAULT_PAGE, Math.toIntExact(config.duration));
        Workspace workspace = mActivity.getWorkspace();
        // Start from a higher workspace scale, but only if we're invisible so we don't jump.
        boolean isWorkspaceVisible = workspace.getVisibility() == VISIBLE;
        if (isWorkspaceVisible) {
            CellLayout currentChild = (CellLayout) workspace.getChildAt(workspace.getCurrentPage());
            isWorkspaceVisible = currentChild.getVisibility() == VISIBLE && currentChild.getShortcutsAndWidgets().getAlpha() > 0;
        }
        if (!isWorkspaceVisible) {
            workspace.setScaleX(WORKSPACE_PREPARE_SCALE);
            workspace.setScaleY(WORKSPACE_PREPARE_SCALE);
        }
        Hotseat hotseat = mActivity.getHotseat();
        boolean isHotseatVisible = hotseat.getVisibility() == VISIBLE && hotseat.getAlpha() > 0;
        if (!isHotseatVisible) {
            hotseat.setScaleX(WORKSPACE_PREPARE_SCALE);
            hotseat.setScaleY(WORKSPACE_PREPARE_SCALE);
        }
    } else if ((fromState == NORMAL || fromState == HINT_STATE || fromState == HINT_STATE_TWO_BUTTON) && toState == OVERVIEW) {
        if (SysUINavigationMode.getMode(mActivity).hasGestures) {
            config.setInterpolator(ANIM_WORKSPACE_SCALE, fromState == NORMAL ? ACCEL : OVERSHOOT_1_2);
            config.setInterpolator(ANIM_WORKSPACE_TRANSLATE, ACCEL);
            // Scrolling in tasks, so show straight away
            if (overview.getTaskViewCount() > 0) {
                config.setInterpolator(ANIM_OVERVIEW_FADE, INSTANT);
            } else {
                config.setInterpolator(ANIM_OVERVIEW_FADE, OVERSHOOT_1_2);
            }
        } else {
            config.setInterpolator(ANIM_WORKSPACE_SCALE, OVERSHOOT_1_2);
            config.setInterpolator(ANIM_OVERVIEW_FADE, OVERSHOOT_1_2);
            // Scale up the recents, if it is not coming from the side
            if (overview.getVisibility() != VISIBLE || overview.getContentAlpha() == 0) {
                RECENTS_SCALE_PROPERTY.set(overview, RECENTS_PREPARE_SCALE);
            }
        }
        config.setInterpolator(ANIM_WORKSPACE_FADE, OVERSHOOT_1_2);
        config.setInterpolator(ANIM_ALL_APPS_FADE, OVERSHOOT_1_2);
        config.setInterpolator(ANIM_OVERVIEW_SCALE, OVERSHOOT_1_2);
        config.setInterpolator(ANIM_DEPTH, OVERSHOOT_1_2);
        config.setInterpolator(ANIM_SCRIM_FADE, t -> {
            // Animate at the same rate until reaching progress 1, and skip the overshoot.
            return Math.min(1, OVERSHOOT_1_2.getInterpolation(t));
        });
        config.setInterpolator(ANIM_OVERVIEW_TRANSLATE_X, OVERSHOOT_1_2);
        config.setInterpolator(ANIM_OVERVIEW_TRANSLATE_Y, OVERSHOOT_1_2);
    } else if (fromState == HINT_STATE && toState == NORMAL) {
        config.setInterpolator(ANIM_DEPTH, DEACCEL_3);
        if (mHintToNormalDuration == -1) {
            ValueAnimator va = getSpringScaleAnimator(mActivity, mActivity.getWorkspace(), toState.getWorkspaceScaleAndTranslation(mActivity).scale);
            mHintToNormalDuration = (int) va.getDuration();
        }
        config.duration = Math.max(config.duration, mHintToNormalDuration);
    } else if (fromState == ALL_APPS && toState == NORMAL) {
        config.setInterpolator(ANIM_ALL_APPS_FADE, Interpolators.clampToProgress(DEACCEL, 1 - ALL_APPS_CONTENT_FADE_MAX_CLAMPING_THRESHOLD, 1 - ALL_APPS_CONTENT_FADE_MIN_CLAMPING_THRESHOLD));
        config.setInterpolator(ANIM_SCRIM_FADE, Interpolators.clampToProgress(DEACCEL, 1 - ALL_APPS_SCRIM_OPAQUE_THRESHOLD, 1 - ALL_APPS_SCRIM_VISIBLE_THRESHOLD));
    }
}

Example 7 with LINEAR

use of com.android.launcher3.anim.Interpolators.LINEAR in project android_packages_apps_Launcher3 by AOSPA.

the class ArrowPopup method fadeInChildViews.

private void fadeInChildViews(ViewGroup group, float[] alphaValues, long startDelay, long duration, AnimatorSet out) {
    for (int i = group.getChildCount() - 1; i >= 0; --i) {
        View view = group.getChildAt(i);
        if (view.getVisibility() == VISIBLE && view instanceof ViewGroup) {
            if (mIterateChildrenTag.equals(view.getTag())) {
                fadeInChildViews((ViewGroup) view, alphaValues, startDelay, duration, out);
                continue;
            }
            for (int j = ((ViewGroup) view).getChildCount() - 1; j >= 0; --j) {
                View childView = ((ViewGroup) view).getChildAt(j);
                childView.setAlpha(alphaValues[0]);
                ValueAnimator childFade = ObjectAnimator.ofFloat(childView, ALPHA, alphaValues);
                childFade.setStartDelay(startDelay);
                childFade.setDuration(duration);
                childFade.setInterpolator(LINEAR);
                out.play(childFade);
            }
        }
    }
}

Example 8 with LINEAR

use of com.android.launcher3.anim.Interpolators.LINEAR in project android_packages_apps_Launcher3 by AOSPA.

the class WorkspaceStateTransitionAnimation method setScrim.

public void setScrim(PropertySetter propertySetter, LauncherState state, StateAnimationConfig config) {
    Scrim workspaceDragScrim = mLauncher.getDragLayer().getWorkspaceDragScrim();
    propertySetter.setFloat(workspaceDragScrim, SCRIM_PROGRESS, state.getWorkspaceBackgroundAlpha(mLauncher), LINEAR);
    SysUiScrim sysUiScrim = mLauncher.getRootView().getSysUiScrim();
    propertySetter.setFloat(sysUiScrim, SYSUI_PROGRESS, state.hasFlag(FLAG_HAS_SYS_UI_SCRIM) ? 1 : 0, LINEAR);
    propertySetter.setViewBackgroundColor(mLauncher.getScrimView(), state.getWorkspaceScrimColor(mLauncher), config.getInterpolator(ANIM_SCRIM_FADE, ACCEL_2));
}

Example 9 with LINEAR

use of com.android.launcher3.anim.Interpolators.LINEAR in project android_packages_apps_Launcher3 by AOSPA.

the class RecentsView method addDismissedTaskAnimations.

private void addDismissedTaskAnimations(TaskView taskView, long duration, PendingAnimation anim) {
    // alpha is set to 0 so that it can be recycled in the view pool properly
    if (ENABLE_QUICKSTEP_LIVE_TILE.get() && taskView.isRunningTask()) {
        runActionOnRemoteHandles(remoteTargetHandle -> {
            TransformParams params = remoteTargetHandle.getTransformParams();
            anim.setFloat(params, TransformParams.TARGET_ALPHA, 0, clampToProgress(FINAL_FRAME, 0, 0.5f));
        });
    }
    anim.setFloat(taskView, VIEW_ALPHA, 0, clampToProgress(isOnGridBottomRow(taskView) ? ACCEL : FINAL_FRAME, 0, 0.5f));
    FloatProperty<TaskView> secondaryViewTranslate = taskView.getSecondaryDissmissTranslationProperty();
    int secondaryTaskDimension = mOrientationHandler.getSecondaryDimension(taskView);
    int verticalFactor = mOrientationHandler.getSecondaryTranslationDirectionFactor();
    ResourceProvider rp = DynamicResource.provider(mActivity);
    SpringProperty sp = new SpringProperty(SpringProperty.FLAG_CAN_SPRING_ON_START).setDampingRatio(rp.getFloat(R.dimen.dismiss_task_trans_y_damping_ratio)).setStiffness(rp.getFloat(R.dimen.dismiss_task_trans_y_stiffness));
    anim.add(ObjectAnimator.ofFloat(taskView, secondaryViewTranslate, verticalFactor * secondaryTaskDimension * 2).setDuration(duration), LINEAR, sp);
    if (ENABLE_QUICKSTEP_LIVE_TILE.get() && mEnableDrawingLiveTile && taskView.isRunningTask()) {
        anim.addOnFrameCallback(() -> {
            runActionOnRemoteHandles(remoteTargetHandle -> remoteTargetHandle.getTaskViewSimulator().taskSecondaryTranslation.value = mOrientationHandler.getSecondaryValue(taskView.getTranslationX(), taskView.getTranslationY()));
            redrawLiveTile();
        });
    }
}

Example 10 with LINEAR

use of com.android.launcher3.anim.Interpolators.LINEAR in project android_packages_apps_Launcher3 by AOSPA.

the class RecentsView method createTaskDismissAnimation.

/**
 * Creates a {@link PendingAnimation} for dismissing the specified {@link TaskView}.
 * @param dismissedTaskView the {@link TaskView} to be dismissed
 * @param animateTaskView whether the {@link TaskView} to be dismissed should be animated
 * @param shouldRemoveTask whether the associated {@link Task} should be removed from
 *                         ActivityManager after dismissal
 * @param duration duration of the animation
 * @param dismissingForSplitSelection task dismiss animation is used for entering split
 *                                    selection state from app icon
 */
public PendingAnimation createTaskDismissAnimation(TaskView dismissedTaskView, boolean animateTaskView, boolean shouldRemoveTask, long duration, boolean dismissingForSplitSelection) {
    if (mPendingAnimation != null) {
        mPendingAnimation.createPlaybackController().dispatchOnCancel().dispatchOnEnd();
    }
    PendingAnimation anim = new PendingAnimation(duration);
    int count = getPageCount();
    if (count == 0) {
        return anim;
    }
    boolean showAsGrid = showAsGrid();
    int taskCount = getTaskViewCount();
    int dismissedIndex = indexOfChild(dismissedTaskView);
    int dismissedTaskViewId = dismissedTaskView.getTaskViewId();
    // Grid specific properties.
    boolean isFocusedTaskDismissed = false;
    TaskView nextFocusedTaskView = null;
    boolean nextFocusedTaskFromTop = false;
    float dismissedTaskWidth = 0;
    float nextFocusedTaskWidth = 0;
    // Non-grid specific properties.
    int[] oldScroll = new int[count];
    int[] newScroll = new int[count];
    int scrollDiffPerPage = 0;
    boolean needsCurveUpdates = false;
    if (showAsGrid) {
        dismissedTaskWidth = dismissedTaskView.getLayoutParams().width + mPageSpacing;
        isFocusedTaskDismissed = dismissedTaskViewId == mFocusedTaskViewId;
        if (isFocusedTaskDismissed && !isSplitSelectionActive()) {
            nextFocusedTaskFromTop = mTopRowIdSet.size() > 0 && mTopRowIdSet.size() >= (taskCount - 1) / 2f;
            // Pick the next focused task from the preferred row.
            for (int i = 0; i < taskCount; i++) {
                TaskView taskView = requireTaskViewAt(i);
                if (taskView == dismissedTaskView) {
                    continue;
                }
                boolean isTopRow = mTopRowIdSet.contains(taskView.getTaskViewId());
                if ((nextFocusedTaskFromTop && isTopRow || (!nextFocusedTaskFromTop && !isTopRow))) {
                    nextFocusedTaskView = taskView;
                    break;
                }
            }
            if (nextFocusedTaskView != null) {
                nextFocusedTaskWidth = nextFocusedTaskView.getLayoutParams().width + mPageSpacing;
            }
        }
    } else {
        getPageScrolls(oldScroll, false, SIMPLE_SCROLL_LOGIC);
        getPageScrolls(newScroll, false, v -> v.getVisibility() != GONE && v != dismissedTaskView);
        if (count > 1) {
            scrollDiffPerPage = Math.abs(oldScroll[1] - oldScroll[0]);
        }
    }
    announceForAccessibility(getResources().getString(R.string.task_view_closed));
    float dismissTranslationInterpolationEnd = 1;
    boolean closeGapBetweenClearAll = false;
    boolean isClearAllHidden = isClearAllHidden();
    boolean snapToLastTask = false;
    boolean isLandscapeSplit = mActivity.getDeviceProfile().isLandscape && isSplitSelectionActive();
    boolean isSplitPlaceholderFirstInGrid = isSplitPlaceholderFirstInGrid();
    boolean isSplitPlaceholderLastInGrid = isSplitPlaceholderLastInGrid();
    TaskView lastGridTaskView = showAsGrid ? getLastGridTaskView() : null;
    int currentPageScroll = getScrollForPage(mCurrentPage);
    int lastGridTaskScroll = getScrollForPage(indexOfChild(lastGridTaskView));
    boolean currentPageSnapsToEndOfGrid = currentPageScroll == lastGridTaskScroll;
    if (lastGridTaskView != null && lastGridTaskView.isVisibleToUser()) {
        // After dismissal, animate translation of the remaining tasks to fill any gap left
        // between the end of the grid and the clear all button. Only animate if the clear
        // all button is visible or would become visible after dismissal.
        float longGridRowWidthDiff = 0;
        int topGridRowSize = mTopRowIdSet.size();
        int bottomGridRowSize = taskCount - mTopRowIdSet.size() - 1;
        boolean topRowLonger = topGridRowSize > bottomGridRowSize;
        boolean bottomRowLonger = bottomGridRowSize > topGridRowSize;
        boolean dismissedTaskFromTop = mTopRowIdSet.contains(dismissedTaskViewId);
        boolean dismissedTaskFromBottom = !dismissedTaskFromTop && !isFocusedTaskDismissed;
        float gapWidth = 0;
        if ((topRowLonger && dismissedTaskFromTop) || (bottomRowLonger && dismissedTaskFromBottom)) {
            gapWidth = dismissedTaskWidth;
        } else if ((topRowLonger && nextFocusedTaskFromTop) || (bottomRowLonger && !nextFocusedTaskFromTop)) {
            gapWidth = nextFocusedTaskWidth;
        }
        if (gapWidth > 0) {
            if (taskCount > 2) {
                // Compensate the removed gap.
                longGridRowWidthDiff += mIsRtl ? -gapWidth : gapWidth;
                if (isClearAllHidden) {
                    // If ClearAllButton isn't fully shown, snap to the last task.
                    snapToLastTask = true;
                }
            } else {
                // If only focused task will be left, snap to focused task instead.
                longGridRowWidthDiff += getSnapToFocusedTaskScrollDiff(isClearAllHidden);
            }
        }
        if (mClearAllButton.getAlpha() != 0f && isLandscapeSplit) {
            // ClearAllButton will not be available in split select, snap to last task instead.
            snapToLastTask = true;
        }
        if (snapToLastTask) {
            longGridRowWidthDiff += getSnapToLastTaskScrollDiff();
            if (isSplitPlaceholderLastInGrid) {
                // Shift all the tasks to make space for split placeholder.
                longGridRowWidthDiff += mIsRtl ? mSplitPlaceholderSize : -mSplitPlaceholderSize;
            }
        } else if (isLandscapeSplit && currentPageSnapsToEndOfGrid) {
            // Use last task as reference point for scroll diff and snapping calculation as it's
            // the only invariant point in landscape split screen.
            snapToLastTask = true;
        }
        // fake it using interpolation.
        if (longGridRowWidthDiff != 0) {
            closeGapBetweenClearAll = true;
            // Stagger the offsets of each additional task for a delayed animation. We use
            // half here as this animation is half of half of an animation (1/4th).
            float halfAdditionalDismissTranslationOffset = (0.5f * ADDITIONAL_DISMISS_TRANSLATION_INTERPOLATION_OFFSET);
            dismissTranslationInterpolationEnd = Utilities.boundToRange(END_DISMISS_TRANSLATION_INTERPOLATION_OFFSET + (taskCount - 1) * halfAdditionalDismissTranslationOffset, END_DISMISS_TRANSLATION_INTERPOLATION_OFFSET, 1);
            for (int i = 0; i < taskCount; i++) {
                TaskView taskView = requireTaskViewAt(i);
                anim.setFloat(taskView, TaskView.GRID_END_TRANSLATION_X, longGridRowWidthDiff, clampToProgress(LINEAR, dismissTranslationInterpolationEnd, 1));
                dismissTranslationInterpolationEnd = Utilities.boundToRange(dismissTranslationInterpolationEnd - halfAdditionalDismissTranslationOffset, END_DISMISS_TRANSLATION_INTERPOLATION_OFFSET, 1);
                if (ENABLE_QUICKSTEP_LIVE_TILE.get() && mEnableDrawingLiveTile && taskView.isRunningTask()) {
                    anim.addOnFrameCallback(() -> {
                        runActionOnRemoteHandles(remoteTargetHandle -> remoteTargetHandle.getTaskViewSimulator().taskPrimaryTranslation.value = TaskView.GRID_END_TRANSLATION_X.get(taskView));
                        redrawLiveTile();
                    });
                }
            }
            // Change alpha of clear all if translating grid to hide it
            if (isClearAllHidden) {
                anim.setFloat(mClearAllButton, DISMISS_ALPHA, 0, LINEAR);
                anim.addListener(new AnimatorListenerAdapter() {

                    @Override
                    public void onAnimationEnd(Animator animation) {
                        super.onAnimationEnd(animation);
                        mClearAllButton.setDismissAlpha(1);
                    }
                });
            }
        }
    }
    int distanceFromDismissedTask = 0;
    for (int i = 0; i < count; i++) {
        View child = getChildAt(i);
        if (child == dismissedTaskView) {
            if (animateTaskView) {
                if (dismissingForSplitSelection) {
                    createInitialSplitSelectAnimation(anim);
                } else {
                    addDismissedTaskAnimations(dismissedTaskView, duration, anim);
                }
            }
        } else if (!showAsGrid) {
            // Compute scroll offsets from task dismissal for animation.
            // If we just take newScroll - oldScroll, everything to the right of dragged task
            // translates to the left. We need to offset this in some cases:
            // - In RTL, add page offset to all pages, since we want pages to move to the right
            // Additionally, add a page offset if:
            // - Current page is rightmost page (leftmost for RTL)
            // - Dragging an adjacent page on the left side (right side for RTL)
            int offset = mIsRtl ? scrollDiffPerPage : 0;
            if (mCurrentPage == dismissedIndex) {
                int lastPage = taskCount - 1;
                if (mCurrentPage == lastPage) {
                    offset += mIsRtl ? -scrollDiffPerPage : scrollDiffPerPage;
                }
            } else {
                // Dismissing an adjacent page.
                // (Right in RTL, left in LTR)
                int negativeAdjacent = mCurrentPage - 1;
                if (dismissedIndex == negativeAdjacent) {
                    offset += mIsRtl ? -scrollDiffPerPage : scrollDiffPerPage;
                }
            }
            int scrollDiff = newScroll[i] - oldScroll[i] + offset;
            if (scrollDiff != 0) {
                FloatProperty translationProperty = child instanceof TaskView ? ((TaskView) child).getPrimaryDismissTranslationProperty() : mOrientationHandler.getPrimaryViewTranslate();
                float additionalDismissDuration = ADDITIONAL_DISMISS_TRANSLATION_INTERPOLATION_OFFSET * Math.abs(i - dismissedIndex);
                anim.setFloat(child, translationProperty, scrollDiff, clampToProgress(LINEAR, Utilities.boundToRange(INITIAL_DISMISS_TRANSLATION_INTERPOLATION_OFFSET + additionalDismissDuration, 0f, 1f), 1));
                if (ENABLE_QUICKSTEP_LIVE_TILE.get() && mEnableDrawingLiveTile && child instanceof TaskView && ((TaskView) child).isRunningTask()) {
                    anim.addOnFrameCallback(() -> {
                        runActionOnRemoteHandles(remoteTargetHandle -> remoteTargetHandle.getTaskViewSimulator().taskPrimaryTranslation.value = mOrientationHandler.getPrimaryValue(child.getTranslationX(), child.getTranslationY()));
                        redrawLiveTile();
                    });
                }
                needsCurveUpdates = true;
            }
        } else if (child instanceof TaskView) {
            TaskView taskView = (TaskView) child;
            if (isFocusedTaskDismissed) {
                if (nextFocusedTaskView != null && !isSameGridRow(taskView, nextFocusedTaskView)) {
                    continue;
                }
            } else {
                if (i < dismissedIndex || !isSameGridRow(taskView, dismissedTaskView)) {
                    continue;
                }
            }
            // Animate task with index >= dismissed index and in the same row as the
            // dismissed index or next focused index. Offset successive task dismissal
            // durations for a staggered effect.
            float animationStartProgress = Utilities.boundToRange(INITIAL_DISMISS_TRANSLATION_INTERPOLATION_OFFSET + ADDITIONAL_DISMISS_TRANSLATION_INTERPOLATION_OFFSET * ++distanceFromDismissedTask, 0f, dismissTranslationInterpolationEnd);
            if (taskView == nextFocusedTaskView) {
                // Enlarge the task to be focused next, and translate into focus position.
                float scale = mTaskWidth / (float) mLastComputedGridTaskSize.width();
                anim.setFloat(taskView, TaskView.SNAPSHOT_SCALE, scale, clampToProgress(LINEAR, animationStartProgress, dismissTranslationInterpolationEnd));
                anim.setFloat(taskView, taskView.getPrimaryDismissTranslationProperty(), mIsRtl ? dismissedTaskWidth : -dismissedTaskWidth, clampToProgress(LINEAR, animationStartProgress, dismissTranslationInterpolationEnd));
                float secondaryTranslation = -mTaskGridVerticalDiff;
                if (!nextFocusedTaskFromTop) {
                    secondaryTranslation -= mTopBottomRowHeightDiff;
                }
                anim.setFloat(taskView, taskView.getSecondaryDissmissTranslationProperty(), secondaryTranslation, clampToProgress(LINEAR, animationStartProgress, dismissTranslationInterpolationEnd));
                anim.setFloat(taskView, TaskView.FOCUS_TRANSITION, 0f, clampToProgress(LINEAR, 0f, ANIMATION_DISMISS_PROGRESS_MIDPOINT));
            } else {
                float primaryTranslation = nextFocusedTaskView != null ? nextFocusedTaskWidth : dismissedTaskWidth;
                if (isFocusedTaskDismissed && nextFocusedTaskView == null) {
                    // Moves less if focused task is not in scroll position.
                    int focusedTaskScroll = getScrollForPage(dismissedIndex);
                    int primaryScroll = mOrientationHandler.getPrimaryScroll(this);
                    int focusedTaskScrollDiff = primaryScroll - focusedTaskScroll;
                    primaryTranslation += mIsRtl ? focusedTaskScrollDiff : -focusedTaskScrollDiff;
                    if (isSplitPlaceholderFirstInGrid) {
                        // Moves less if split placeholder is at the start.
                        primaryTranslation += mIsRtl ? -mSplitPlaceholderSize : mSplitPlaceholderSize;
                    }
                }
                anim.setFloat(taskView, taskView.getPrimaryDismissTranslationProperty(), mIsRtl ? primaryTranslation : -primaryTranslation, clampToProgress(LINEAR, animationStartProgress, dismissTranslationInterpolationEnd));
            }
        }
    }
    if (needsCurveUpdates) {
        anim.addOnFrameCallback(this::updateCurveProperties);
    }
    // Add a tiny bit of translation Z, so that it draws on top of other views
    if (animateTaskView) {
        dismissedTaskView.setTranslationZ(0.1f);
    }
    mPendingAnimation = anim;
    final TaskView finalNextFocusedTaskView = nextFocusedTaskView;
    final boolean finalCloseGapBetweenClearAll = closeGapBetweenClearAll;
    final boolean finalSnapToLastTask = snapToLastTask;
    final boolean finalIsFocusedTaskDismissed = isFocusedTaskDismissed;
    mPendingAnimation.addEndListener(new Consumer<Boolean>() {

        @Override
        public void accept(Boolean success) {
            if (ENABLE_QUICKSTEP_LIVE_TILE.get() && mEnableDrawingLiveTile && dismissedTaskView.isRunningTask() && success) {
                finishRecentsAnimation(true, /* toRecents */
                false, /* shouldPip */
                () -> onEnd(success));
            } else {
                onEnd(success);
            }
        }

        @SuppressWarnings("WrongCall")
        private void onEnd(boolean success) {
            // Reset task translations as they may have updated via animations in
            // createTaskDismissAnimation
            resetTaskVisuals();
            if (success) {
                if (shouldRemoveTask) {
                    if (dismissedTaskView.getTask() != null) {
                        if (ENABLE_QUICKSTEP_LIVE_TILE.get() && dismissedTaskView.isRunningTask()) {
                            finishRecentsAnimation(true, /* toRecents */
                            false, /* shouldPip */
                            () -> removeTaskInternal(dismissedTaskViewId));
                        } else {
                            removeTaskInternal(dismissedTaskViewId);
                        }
                        mActivity.getStatsLogManager().logger().withItemInfo(dismissedTaskView.getItemInfo()).log(LAUNCHER_TASK_DISMISS_SWIPE_UP);
                    }
                }
                int pageToSnapTo = mCurrentPage;
                mCurrentPageScrollDiff = 0;
                int taskViewIdToSnapTo = -1;
                if (showAsGrid) {
                    if (finalCloseGapBetweenClearAll) {
                        if (finalSnapToLastTask) {
                            // Last task will be determined after removing dismissed task.
                            pageToSnapTo = -1;
                        } else if (taskCount > 2) {
                            pageToSnapTo = indexOfChild(mClearAllButton);
                        } else if (isClearAllHidden) {
                            // Snap to focused task if clear all is hidden.
                            pageToSnapTo = 0;
                        }
                    } else {
                        // Get the id of the task view we will snap to based on the current
                        // page's relative position as the order of indices change over time due
                        // to dismissals.
                        TaskView snappedTaskView = getTaskViewAt(mCurrentPage);
                        boolean calculateScrollDiff = true;
                        if (snappedTaskView != null && !finalSnapToLastTask) {
                            if (snappedTaskView.getTaskViewId() == mFocusedTaskViewId) {
                                if (finalNextFocusedTaskView != null) {
                                    taskViewIdToSnapTo = finalNextFocusedTaskView.getTaskViewId();
                                } else if (dismissedTaskViewId != mFocusedTaskViewId) {
                                    taskViewIdToSnapTo = mFocusedTaskViewId;
                                } else {
                                    // Won't focus next task in split select, so snap to the
                                    // first task.
                                    pageToSnapTo = 0;
                                    calculateScrollDiff = false;
                                }
                            } else {
                                int snappedTaskViewId = snappedTaskView.getTaskViewId();
                                boolean isSnappedTaskInTopRow = mTopRowIdSet.contains(snappedTaskViewId);
                                IntArray taskViewIdArray = isSnappedTaskInTopRow ? getTopRowIdArray() : getBottomRowIdArray();
                                int snappedIndex = taskViewIdArray.indexOf(snappedTaskViewId);
                                taskViewIdArray.removeValue(dismissedTaskViewId);
                                if (finalNextFocusedTaskView != null) {
                                    taskViewIdArray.removeValue(finalNextFocusedTaskView.getTaskViewId());
                                }
                                if (snappedIndex < taskViewIdArray.size()) {
                                    taskViewIdToSnapTo = taskViewIdArray.get(snappedIndex);
                                } else if (snappedIndex == taskViewIdArray.size()) {
                                    // If the snapped task is the last item from the
                                    // dismissed row,
                                    // snap to the same column in the other grid row
                                    IntArray inverseRowTaskViewIdArray = isSnappedTaskInTopRow ? getBottomRowIdArray() : getTopRowIdArray();
                                    if (snappedIndex < inverseRowTaskViewIdArray.size()) {
                                        taskViewIdToSnapTo = inverseRowTaskViewIdArray.get(snappedIndex);
                                    }
                                }
                            }
                        }
                        if (calculateScrollDiff) {
                            int primaryScroll = mOrientationHandler.getPrimaryScroll(RecentsView.this);
                            int currentPageScroll = getScrollForPage(mCurrentPage);
                            mCurrentPageScrollDiff = primaryScroll - currentPageScroll;
                            // Compensate for coordinate shift by split placeholder.
                            if (isSplitPlaceholderFirstInGrid && !finalSnapToLastTask) {
                                mCurrentPageScrollDiff += mIsRtl ? -mSplitPlaceholderSize : mSplitPlaceholderSize;
                            } else if (isSplitPlaceholderLastInGrid && finalSnapToLastTask) {
                                mCurrentPageScrollDiff += mIsRtl ? mSplitPlaceholderSize : -mSplitPlaceholderSize;
                            }
                        }
                    }
                } else if (dismissedIndex < pageToSnapTo || pageToSnapTo == taskCount - 1) {
                    pageToSnapTo--;
                }
                boolean isHomeTaskDismissed = dismissedTaskView == getHomeTaskView();
                removeViewInLayout(dismissedTaskView);
                mTopRowIdSet.remove(dismissedTaskViewId);
                if (taskCount == 1) {
                    removeViewInLayout(mClearAllButton);
                    if (isHomeTaskDismissed) {
                        updateEmptyMessage();
                    } else {
                        startHome();
                    }
                } else {
                    // Update focus task and its size.
                    if (finalIsFocusedTaskDismissed && finalNextFocusedTaskView != null) {
                        mFocusedTaskViewId = finalNextFocusedTaskView.getTaskViewId();
                        mTopRowIdSet.remove(mFocusedTaskViewId);
                        finalNextFocusedTaskView.animateIconScaleAndDimIntoView();
                    }
                    updateTaskSize(/*isTaskDismissal=*/
                    true);
                    updateChildTaskOrientations();
                    // Update scroll and snap to page.
                    updateScrollSynchronously();
                    if (showAsGrid) {
                        // Rebalance tasks in the grid
                        int highestVisibleTaskIndex = getHighestVisibleTaskIndex();
                        if (highestVisibleTaskIndex < Integer.MAX_VALUE) {
                            TaskView taskView = requireTaskViewAt(highestVisibleTaskIndex);
                            boolean shouldRebalance;
                            int screenStart = mOrientationHandler.getPrimaryScroll(RecentsView.this);
                            int taskStart = mOrientationHandler.getChildStart(taskView) + (int) taskView.getOffsetAdjustment(/*fullscreenEnabled=*/
                            false, /*gridEnabled=*/
                            true);
                            // visible screen.
                            if (mIsRtl) {
                                shouldRebalance = taskStart <= screenStart + mPageSpacing;
                            } else {
                                int screenEnd = screenStart + mOrientationHandler.getMeasuredSize(RecentsView.this);
                                int taskSize = (int) (mOrientationHandler.getMeasuredSize(taskView) * taskView.getSizeAdjustment(/*fullscreenEnabled=*/
                                false));
                                int taskEnd = taskStart + taskSize;
                                shouldRebalance = taskEnd >= screenEnd - mPageSpacing;
                            }
                            if (shouldRebalance) {
                                updateGridProperties(/*isTaskDismissal=*/
                                true, highestVisibleTaskIndex);
                                updateScrollSynchronously();
                            }
                        }
                        IntArray topRowIdArray = getTopRowIdArray();
                        IntArray bottomRowIdArray = getBottomRowIdArray();
                        if (finalSnapToLastTask) {
                            // If snapping to last task, find the last task after dismissal.
                            pageToSnapTo = indexOfChild(getLastGridTaskView(topRowIdArray, bottomRowIdArray));
                        } else if (taskViewIdToSnapTo != -1) {
                            // If snapping to another page due to indices rearranging, find
                            // the new index after dismissal & rearrange using the task view id.
                            pageToSnapTo = indexOfChild(getTaskViewFromTaskViewId(taskViewIdToSnapTo));
                            if (!currentPageSnapsToEndOfGrid) {
                                // If it wasn't snapped to one of the last pages, but is now
                                // snapped to last pages, we'll need to compensate for the
                                // offset from the page's scroll to its visual position.
                                mCurrentPageScrollDiff += getOffsetFromScrollPosition(pageToSnapTo, topRowIdArray, bottomRowIdArray);
                            }
                        }
                    }
                    pageBeginTransition();
                    setCurrentPage(pageToSnapTo);
                    // Update various scroll-dependent UI.
                    dispatchScrollChanged();
                    updateActionsViewFocusedScroll();
                    if (isClearAllHidden()) {
                        mActionsView.updateDisabledFlags(OverviewActionsView.DISABLED_SCROLLING, false);
                    }
                }
            }
            updateCurrentTaskActionsVisibility();
            onDismissAnimationEnds();
            mPendingAnimation = null;
        }
    });
    return anim;
}