Examples with CellLayout com.android.launcher3.CellLayout used on opensource projects

Example 6 with CellLayout

use of com.android.launcher3.CellLayout in project android_packages_apps_Launcher3 by crdroidandroid.

the class FolderIcon method onDrop.

private void onDrop(final WorkspaceItemInfo item, DragObject d, Rect finalRect, float scaleRelativeToDragLayer, int index, boolean itemReturnedOnFailedDrop) {
    item.cellX = -1;
    item.cellY = -1;
    DragView animateView = d.dragView;
    // will not have a view to animate
    if (animateView != null && mActivity instanceof Launcher) {
        final Launcher launcher = (Launcher) mActivity;
        DragLayer dragLayer = launcher.getDragLayer();
        Rect from = new Rect();
        dragLayer.getViewRectRelativeToSelf(animateView, from);
        Rect to = finalRect;
        if (to == null) {
            to = new Rect();
            Workspace workspace = launcher.getWorkspace();
            // Set cellLayout and this to it's final state to compute final animation locations
            workspace.setFinalTransitionTransform();
            float scaleX = getScaleX();
            float scaleY = getScaleY();
            setScaleX(1.0f);
            setScaleY(1.0f);
            scaleRelativeToDragLayer = dragLayer.getDescendantRectRelativeToSelf(this, to);
            // Finished computing final animation locations, restore current state
            setScaleX(scaleX);
            setScaleY(scaleY);
            workspace.resetTransitionTransform();
        }
        int numItemsInPreview = Math.min(MAX_NUM_ITEMS_IN_PREVIEW, index + 1);
        boolean itemAdded = false;
        if (itemReturnedOnFailedDrop || index >= MAX_NUM_ITEMS_IN_PREVIEW) {
            List<WorkspaceItemInfo> oldPreviewItems = new ArrayList<>(mCurrentPreviewItems);
            mInfo.add(item, index, false);
            mCurrentPreviewItems.clear();
            mCurrentPreviewItems.addAll(getPreviewItemsOnPage(0));
            if (!oldPreviewItems.equals(mCurrentPreviewItems)) {
                int newIndex = mCurrentPreviewItems.indexOf(item);
                if (newIndex >= 0) {
                    // If the item dropped is going to be in the preview, we update the
                    // index here to reflect its position in the preview.
                    index = newIndex;
                }
                mPreviewItemManager.hidePreviewItem(index, true);
                mPreviewItemManager.onDrop(oldPreviewItems, mCurrentPreviewItems, item);
                itemAdded = true;
            } else {
                removeItem(item, false);
            }
        }
        if (!itemAdded) {
            mInfo.add(item, index, true);
        }
        int[] center = new int[2];
        float scale = getLocalCenterForIndex(index, numItemsInPreview, center);
        center[0] = Math.round(scaleRelativeToDragLayer * center[0]);
        center[1] = Math.round(scaleRelativeToDragLayer * center[1]);
        to.offset(center[0] - animateView.getMeasuredWidth() / 2, center[1] - animateView.getMeasuredHeight() / 2);
        float finalAlpha = index < MAX_NUM_ITEMS_IN_PREVIEW ? 1f : 0f;
        float finalScale = scale * scaleRelativeToDragLayer;
        // Account for potentially different icon sizes with non-default grid settings
        if (d.dragSource instanceof AllAppsContainerView) {
            DeviceProfile grid = mActivity.getDeviceProfile();
            float containerScale = (1f * grid.iconSizePx / grid.allAppsIconSizePx);
            finalScale *= containerScale;
        }
        final int finalIndex = index;
        dragLayer.animateView(animateView, from, to, finalAlpha, 1, 1, finalScale, finalScale, DROP_IN_ANIMATION_DURATION, Interpolators.DEACCEL_2, Interpolators.ACCEL_2, () -> {
            mPreviewItemManager.hidePreviewItem(finalIndex, false);
            mFolder.showItem(item);
        }, DragLayer.ANIMATION_END_DISAPPEAR, null);
        mFolder.hideItem(item);
        if (!itemAdded)
            mPreviewItemManager.hidePreviewItem(index, true);
        FolderNameInfos nameInfos = new FolderNameInfos();
        if (FeatureFlags.FOLDER_NAME_SUGGEST.get()) {
            Executors.MODEL_EXECUTOR.post(() -> {
                d.folderNameProvider.getSuggestedFolderName(getContext(), mInfo.contents, nameInfos);
                showFinalView(finalIndex, item, nameInfos, d.logInstanceId);
            });
        } else {
            showFinalView(finalIndex, item, nameInfos, d.logInstanceId);
        }
    } else {
        addItem(item);
    }
}

Example 7 with CellLayout

use of com.android.launcher3.CellLayout in project android_packages_apps_Launcher3 by crdroidandroid.

the class FolderIcon method onDragEnter.

public void onDragEnter(ItemInfo dragInfo) {
    if (mFolder.isDestroyed() || !willAcceptItem(dragInfo))
        return;
    CellLayout.LayoutParams lp = (CellLayout.LayoutParams) getLayoutParams();
    CellLayout cl = (CellLayout) getParent().getParent();
    mBackground.animateToAccept(cl, lp.cellX, lp.cellY);
    mOpenAlarm.setOnAlarmListener(mOnOpenListener);
    if (SPRING_LOADING_ENABLED && ((dragInfo instanceof AppInfo) || (dragInfo instanceof WorkspaceItemInfo) || (dragInfo instanceof PendingAddShortcutInfo))) {
        mOpenAlarm.setAlarm(ON_OPEN_DELAY);
    }
}

Example 8 with CellLayout

use of com.android.launcher3.CellLayout in project android_packages_apps_Launcher3 by crdroidandroid.

the class FolderPagedView method createAndAddNewPage.

private CellLayout createAndAddNewPage() {
    DeviceProfile grid = mFolder.mActivityContext.getDeviceProfile();
    CellLayout page = mViewCache.getView(R.layout.folder_page, getContext(), this);
    page.setCellDimensions(grid.folderCellWidthPx, grid.folderCellHeightPx);
    page.getShortcutsAndWidgets().setMotionEventSplittingEnabled(false);
    page.setInvertIfRtl(true);
    page.setGridSize(mGridCountX, mGridCountY);
    addView(page, -1, generateDefaultLayoutParams());
    return page;
}

Example 9 with CellLayout

use of com.android.launcher3.CellLayout in project android_packages_apps_Launcher3 by crdroidandroid.

the class FolderPagedView method realTimeReorder.

/**
 * Reorders the items such that the {@param empty} spot moves to {@param target}
 */
public void realTimeReorder(int empty, int target) {
    if (!mViewsBound) {
        return;
    }
    completePendingPageChanges();
    int delay = 0;
    float delayAmount = START_VIEW_REORDER_DELAY;
    // Animation only happens on the current page.
    int pageToAnimate = getNextPage();
    int maxItemsPerPage = mOrganizer.getMaxItemsPerPage();
    int pageT = target / maxItemsPerPage;
    int pagePosT = target % maxItemsPerPage;
    if (pageT != pageToAnimate) {
        Log.e(TAG, "Cannot animate when the target cell is invisible");
    }
    int pagePosE = empty % maxItemsPerPage;
    int pageE = empty / maxItemsPerPage;
    int startPos, endPos;
    int moveStart, moveEnd;
    int direction;
    if (target == empty) {
        // No animation
        return;
    } else if (target > empty) {
        // Items will move backwards to make room for the empty cell.
        direction = 1;
        // If empty cell is in a different page, move them instantly.
        if (pageE < pageToAnimate) {
            moveStart = empty;
            // Instantly move the first item in the current page.
            moveEnd = pageToAnimate * maxItemsPerPage;
            // Animate the 2nd item in the current page, as the first item was already moved to
            // the last page.
            startPos = 0;
        } else {
            moveStart = moveEnd = -1;
            startPos = pagePosE;
        }
        endPos = pagePosT;
    } else {
        // The items will move forward.
        direction = -1;
        if (pageE > pageToAnimate) {
            // Move the items immediately.
            moveStart = empty;
            // Instantly move the last item in the current page.
            moveEnd = (pageToAnimate + 1) * maxItemsPerPage - 1;
            // Animations start with the second last item in the page
            startPos = maxItemsPerPage - 1;
        } else {
            moveStart = moveEnd = -1;
            startPos = pagePosE;
        }
        endPos = pagePosT;
    }
    // Instant moving views.
    while (moveStart != moveEnd) {
        int rankToMove = moveStart + direction;
        int p = rankToMove / maxItemsPerPage;
        int pagePos = rankToMove % maxItemsPerPage;
        int x = pagePos % mGridCountX;
        int y = pagePos / mGridCountX;
        final CellLayout page = getPageAt(p);
        final View v = page.getChildAt(x, y);
        if (v != null) {
            if (pageToAnimate != p) {
                page.removeView(v);
                addViewForRank(v, (WorkspaceItemInfo) v.getTag(), moveStart);
            } else {
                // Do a fake animation before removing it.
                final int newRank = moveStart;
                final float oldTranslateX = v.getTranslationX();
                Runnable endAction = new Runnable() {

                    @Override
                    public void run() {
                        mPendingAnimations.remove(v);
                        v.setTranslationX(oldTranslateX);
                        ((CellLayout) v.getParent().getParent()).removeView(v);
                        addViewForRank(v, (WorkspaceItemInfo) v.getTag(), newRank);
                    }
                };
                v.animate().translationXBy((direction > 0 ^ mIsRtl) ? -v.getWidth() : v.getWidth()).setDuration(REORDER_ANIMATION_DURATION).setStartDelay(0).withEndAction(endAction);
                mPendingAnimations.put(v, endAction);
            }
        }
        moveStart = rankToMove;
    }
    if ((endPos - startPos) * direction <= 0) {
        // No animation
        return;
    }
    CellLayout page = getPageAt(pageToAnimate);
    for (int i = startPos; i != endPos; i += direction) {
        int nextPos = i + direction;
        View v = page.getChildAt(nextPos % mGridCountX, nextPos / mGridCountX);
        if (page.animateChildToPosition(v, i % mGridCountX, i / mGridCountX, REORDER_ANIMATION_DURATION, delay, true, true)) {
            delay += delayAmount;
            delayAmount *= VIEW_REORDER_DELAY_FACTOR;
        }
    }
}

Example 10 with CellLayout

use of com.android.launcher3.CellLayout in project android_packages_apps_Launcher3 by crdroidandroid.

the class FolderPagedView method findNearestArea.

/**
 * @return the rank of the cell nearest to the provided pixel position.
 */
public int findNearestArea(int pixelX, int pixelY) {
    int pageIndex = getNextPage();
    CellLayout page = getPageAt(pageIndex);
    page.findNearestArea(pixelX, pixelY, 1, 1, sTmpArray);
    if (mFolder.isLayoutRtl()) {
        sTmpArray[0] = page.getCountX() - sTmpArray[0] - 1;
    }
    return Math.min(mAllocatedContentSize - 1, pageIndex * mOrganizer.getMaxItemsPerPage() + sTmpArray[1] * mGridCountX + sTmpArray[0]);
}