Examples with Animator android.animation.Animator used on opensource projects

Example 1 with Animator

use of android.animation.Animator in project Launcher3 by chislon.

the class PagedView method createPostDeleteAnimationRunnable.

private Runnable createPostDeleteAnimationRunnable(final View dragView) {
    return new Runnable() {

        @Override
        public void run() {
            int dragViewIndex = indexOfChild(dragView);
            // For each of the pages around the drag view, animate them from the previous
            // position to the new position in the layout (as a result of the drag view moving
            // in the layout)
            // NOTE: We can make an assumption here because we have side-bound pages that we
            //       will always have pages to animate in from the left
            getOverviewModePages(mTempVisiblePagesRange);
            boolean isLastWidgetPage = (mTempVisiblePagesRange[0] == mTempVisiblePagesRange[1]);
            boolean slideFromLeft = (isLastWidgetPage || dragViewIndex > mTempVisiblePagesRange[0]);
            // Setup the scroll to the correct page before we swap the views
            if (slideFromLeft) {
                snapToPageImmediately(dragViewIndex - 1);
            }
            int firstIndex = (isLastWidgetPage ? 0 : mTempVisiblePagesRange[0]);
            int lastIndex = Math.min(mTempVisiblePagesRange[1], getPageCount() - 1);
            int lowerIndex = (slideFromLeft ? firstIndex : dragViewIndex + 1);
            int upperIndex = (slideFromLeft ? dragViewIndex - 1 : lastIndex);
            ArrayList<Animator> animations = new ArrayList<Animator>();
            for (int i = lowerIndex; i <= upperIndex; ++i) {
                View v = getChildAt(i);
                // dragViewIndex < pageUnderPointIndex, so after we remove the
                // drag view all subsequent views to pageUnderPointIndex will
                // shift down.
                int oldX = 0;
                int newX = 0;
                if (slideFromLeft) {
                    if (i == 0) {
                        // Simulate the page being offscreen with the page spacing
                        oldX = getViewportOffsetX() + getChildOffset(i) - getChildWidth(i) - mPageSpacing;
                    } else {
                        oldX = getViewportOffsetX() + getChildOffset(i - 1);
                    }
                    newX = getViewportOffsetX() + getChildOffset(i);
                } else {
                    oldX = getChildOffset(i) - getChildOffset(i - 1);
                    newX = 0;
                }
                // Animate the view translation from its old position to its new
                // position
                AnimatorSet anim = (AnimatorSet) v.getTag();
                if (anim != null) {
                    anim.cancel();
                }
                // Note: Hacky, but we want to skip any optimizations to not draw completely
                // hidden views
                v.setAlpha(Math.max(v.getAlpha(), 0.01f));
                v.setTranslationX(oldX - newX);
                anim = new AnimatorSet();
                anim.playTogether(ObjectAnimator.ofFloat(v, "translationX", 0f), ObjectAnimator.ofFloat(v, "alpha", 1f));
                animations.add(anim);
                v.setTag(ANIM_TAG_KEY, anim);
            }
            AnimatorSet slideAnimations = new AnimatorSet();
            slideAnimations.playTogether(animations);
            slideAnimations.setDuration(DELETE_SLIDE_IN_SIDE_PAGE_DURATION);
            slideAnimations.addListener(new AnimatorListenerAdapter() {

                @Override
                public void onAnimationEnd(Animator animation) {
                    mDeferringForDelete = false;
                    onEndReordering();
                    onRemoveViewAnimationCompleted();
                }
            });
            slideAnimations.start();
            removeView(dragView);
            onRemoveView(dragView, true);
        }
    };
}

Example 2 with Animator

use of android.animation.Animator in project Launcher3 by chislon.

the class WallpaperPickerActivity method init.

// called by onCreate; this is subclassed to overwrite WallpaperCropActivity
protected void init() {
    setContentView(R.layout.wallpaper_picker);
    mCropView = (CropView) findViewById(R.id.cropView);
    mWallpaperStrip = findViewById(R.id.wallpaper_strip);
    mCropView.setTouchCallback(new CropView.TouchCallback() {

        LauncherViewPropertyAnimator mAnim;

        @Override
        public void onTouchDown() {
            if (mAnim != null) {
                mAnim.cancel();
            }
            if (mWallpaperStrip.getAlpha() == 1f) {
                mIgnoreNextTap = true;
            }
            mAnim = new LauncherViewPropertyAnimator(mWallpaperStrip);
            mAnim.alpha(0f).setDuration(150).addListener(new Animator.AnimatorListener() {

                public void onAnimationStart(Animator animator) {
                }

                public void onAnimationEnd(Animator animator) {
                    mWallpaperStrip.setVisibility(View.INVISIBLE);
                }

                public void onAnimationCancel(Animator animator) {
                }

                public void onAnimationRepeat(Animator animator) {
                }
            });
            mAnim.setInterpolator(new AccelerateInterpolator(0.75f));
            mAnim.start();
        }

        @Override
        public void onTouchUp() {
            mIgnoreNextTap = false;
        }

        @Override
        public void onTap() {
            boolean ignoreTap = mIgnoreNextTap;
            mIgnoreNextTap = false;
            if (!ignoreTap) {
                if (mAnim != null) {
                    mAnim.cancel();
                }
                mWallpaperStrip.setVisibility(View.VISIBLE);
                mAnim = new LauncherViewPropertyAnimator(mWallpaperStrip);
                mAnim.alpha(1f).setDuration(150).setInterpolator(new DecelerateInterpolator(0.75f));
                mAnim.start();
            }
        }
    });
    mThumbnailOnClickListener = new OnClickListener() {

        public void onClick(View v) {
            if (mActionMode != null) {
                // When CAB is up, clicking toggles the item instead
                if (v.isLongClickable()) {
                    mLongClickListener.onLongClick(v);
                }
                return;
            }
            WallpaperTileInfo info = (WallpaperTileInfo) v.getTag();
            if (info.isSelectable()) {
                if (mSelectedThumb != null) {
                    mSelectedThumb.setSelected(false);
                    mSelectedThumb = null;
                }
                mSelectedThumb = v;
                v.setSelected(true);
                // TODO: Remove this once the accessibility framework and
                // services have better support for selection state.
                v.announceForAccessibility(getString(R.string.announce_selection, v.getContentDescription()));
            }
            info.onClick(WallpaperPickerActivity.this);
        }
    };
    mLongClickListener = new View.OnLongClickListener() {

        // Called when the user long-clicks on someView
        public boolean onLongClick(View view) {
            CheckableFrameLayout c = (CheckableFrameLayout) view;
            c.toggle();
            if (mActionMode != null) {
                mActionMode.invalidate();
            } else {
                // Start the CAB using the ActionMode.Callback defined below
                mActionMode = startActionMode(mActionModeCallback);
                int childCount = mWallpapersView.getChildCount();
                for (int i = 0; i < childCount; i++) {
                    mWallpapersView.getChildAt(i).setSelected(false);
                }
            }
            return true;
        }
    };
    // Populate the built-in wallpapers
    ArrayList<ResourceWallpaperInfo> wallpapers = findBundledWallpapers();
    mWallpapersView = (LinearLayout) findViewById(R.id.wallpaper_list);
    BuiltInWallpapersAdapter ia = new BuiltInWallpapersAdapter(this, wallpapers);
    populateWallpapersFromAdapter(mWallpapersView, ia, false, true);
    // Populate the saved wallpapers
    mSavedImages = new SavedWallpaperImages(this);
    mSavedImages.loadThumbnailsAndImageIdList();
    populateWallpapersFromAdapter(mWallpapersView, mSavedImages, true, true);
    // Populate the live wallpapers
    final LinearLayout liveWallpapersView = (LinearLayout) findViewById(R.id.live_wallpaper_list);
    final LiveWallpaperListAdapter a = new LiveWallpaperListAdapter(this);
    a.registerDataSetObserver(new DataSetObserver() {

        public void onChanged() {
            liveWallpapersView.removeAllViews();
            populateWallpapersFromAdapter(liveWallpapersView, a, false, false);
            initializeScrollForRtl();
            updateTileIndices();
        }
    });
    // Populate the third-party wallpaper pickers
    final LinearLayout thirdPartyWallpapersView = (LinearLayout) findViewById(R.id.third_party_wallpaper_list);
    final ThirdPartyWallpaperPickerListAdapter ta = new ThirdPartyWallpaperPickerListAdapter(this);
    populateWallpapersFromAdapter(thirdPartyWallpapersView, ta, false, false);
    // Add a tile for the Gallery
    LinearLayout masterWallpaperList = (LinearLayout) findViewById(R.id.master_wallpaper_list);
    FrameLayout pickImageTile = (FrameLayout) getLayoutInflater().inflate(R.layout.wallpaper_picker_image_picker_item, masterWallpaperList, false);
    setWallpaperItemPaddingToZero(pickImageTile);
    masterWallpaperList.addView(pickImageTile, 0);
    // Make its background the last photo taken on external storage
    Bitmap lastPhoto = getThumbnailOfLastPhoto();
    if (lastPhoto != null) {
        ImageView galleryThumbnailBg = (ImageView) pickImageTile.findViewById(R.id.wallpaper_image);
        galleryThumbnailBg.setImageBitmap(getThumbnailOfLastPhoto());
        int colorOverlay = getResources().getColor(R.color.wallpaper_picker_translucent_gray);
        galleryThumbnailBg.setColorFilter(colorOverlay, PorterDuff.Mode.SRC_ATOP);
    }
    PickImageInfo pickImageInfo = new PickImageInfo();
    pickImageTile.setTag(pickImageInfo);
    pickImageInfo.setView(pickImageTile);
    pickImageTile.setOnClickListener(mThumbnailOnClickListener);
    pickImageInfo.setView(pickImageTile);
    updateTileIndices();
    // Update the scroll for RTL
    initializeScrollForRtl();
    // Create smooth layout transitions for when items are deleted
    final LayoutTransition transitioner = new LayoutTransition();
    transitioner.setDuration(200);
    transitioner.setStartDelay(LayoutTransition.CHANGE_DISAPPEARING, 0);
    transitioner.setAnimator(LayoutTransition.DISAPPEARING, null);
    mWallpapersView.setLayoutTransition(transitioner);
    // Action bar
    // Show the custom action bar view
    final ActionBar actionBar = getActionBar();
    actionBar.setCustomView(R.layout.actionbar_set_wallpaper);
    actionBar.getCustomView().setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {
            if (mSelectedThumb != null) {
                WallpaperTileInfo info = (WallpaperTileInfo) mSelectedThumb.getTag();
                info.onSave(WallpaperPickerActivity.this);
            }
        }
    });
    // CAB for deleting items
    mActionModeCallback = new ActionMode.Callback() {

        // Called when the action mode is created; startActionMode() was called
        @Override
        public boolean onCreateActionMode(ActionMode mode, Menu menu) {
            // Inflate a menu resource providing context menu items
            MenuInflater inflater = mode.getMenuInflater();
            inflater.inflate(R.menu.cab_delete_wallpapers, menu);
            return true;
        }

        private int numCheckedItems() {
            int childCount = mWallpapersView.getChildCount();
            int numCheckedItems = 0;
            for (int i = 0; i < childCount; i++) {
                CheckableFrameLayout c = (CheckableFrameLayout) mWallpapersView.getChildAt(i);
                if (c.isChecked()) {
                    numCheckedItems++;
                }
            }
            return numCheckedItems;
        }

        // Called each time the action mode is shown. Always called after onCreateActionMode,
        // but may be called multiple times if the mode is invalidated.
        @Override
        public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
            int numCheckedItems = numCheckedItems();
            if (numCheckedItems == 0) {
                mode.finish();
                return true;
            } else {
                mode.setTitle(getResources().getQuantityString(R.plurals.number_of_items_selected, numCheckedItems, numCheckedItems));
                return true;
            }
        }

        // Called when the user selects a contextual menu item
        @Override
        public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
            int itemId = item.getItemId();
            if (itemId == R.id.menu_delete) {
                int childCount = mWallpapersView.getChildCount();
                ArrayList<View> viewsToRemove = new ArrayList<View>();
                for (int i = 0; i < childCount; i++) {
                    CheckableFrameLayout c = (CheckableFrameLayout) mWallpapersView.getChildAt(i);
                    if (c.isChecked()) {
                        WallpaperTileInfo info = (WallpaperTileInfo) c.getTag();
                        info.onDelete(WallpaperPickerActivity.this);
                        viewsToRemove.add(c);
                    }
                }
                for (View v : viewsToRemove) {
                    mWallpapersView.removeView(v);
                }
                updateTileIndices();
                // Action picked, so close the CAB
                mode.finish();
                return true;
            } else {
                return false;
            }
        }

        // Called when the user exits the action mode
        @Override
        public void onDestroyActionMode(ActionMode mode) {
            int childCount = mWallpapersView.getChildCount();
            for (int i = 0; i < childCount; i++) {
                CheckableFrameLayout c = (CheckableFrameLayout) mWallpapersView.getChildAt(i);
                c.setChecked(false);
            }
            mSelectedThumb.setSelected(true);
            mActionMode = null;
        }
    };
}

Example 3 with Animator

use of android.animation.Animator in project Launcher3 by chislon.

the class PagedView method onFlingToDelete.

public void onFlingToDelete(PointF vel) {
    final long startTime = AnimationUtils.currentAnimationTimeMillis();
    // NOTE: Because it takes time for the first frame of animation to actually be
    // called and we expect the animation to be a continuation of the fling, we have
    // to account for the time that has elapsed since the fling finished.  And since
    // we don't have a startDelay, we will always get call to update when we call
    // start() (which we want to ignore).
    final TimeInterpolator tInterpolator = new TimeInterpolator() {

        private int mCount = -1;

        private long mStartTime;

        private float mOffset;

        /* Anonymous inner class ctor */
        {
            mStartTime = startTime;
        }

        @Override
        public float getInterpolation(float t) {
            if (mCount < 0) {
                mCount++;
            } else if (mCount == 0) {
                mOffset = Math.min(0.5f, (float) (AnimationUtils.currentAnimationTimeMillis() - mStartTime) / FLING_TO_DELETE_FADE_OUT_DURATION);
                mCount++;
            }
            return Math.min(1f, mOffset + t);
        }
    };
    final Rect from = new Rect();
    final View dragView = mDragView;
    from.left = (int) dragView.getTranslationX();
    from.top = (int) dragView.getTranslationY();
    AnimatorUpdateListener updateCb = new FlingAlongVectorAnimatorUpdateListener(dragView, vel, from, startTime, FLING_TO_DELETE_FRICTION);
    final Runnable onAnimationEndRunnable = createPostDeleteAnimationRunnable(dragView);
    // Create and start the animation
    ValueAnimator mDropAnim = new ValueAnimator();
    mDropAnim.setInterpolator(tInterpolator);
    mDropAnim.setDuration(FLING_TO_DELETE_FADE_OUT_DURATION);
    mDropAnim.setFloatValues(0f, 1f);
    mDropAnim.addUpdateListener(updateCb);
    mDropAnim.addListener(new AnimatorListenerAdapter() {

        public void onAnimationEnd(Animator animation) {
            onAnimationEndRunnable.run();
        }
    });
    mDropAnim.start();
    mDeferringForDelete = true;
}

Example 4 with Animator

use of android.animation.Animator in project Launcher3 by chislon.

the class PagedView method animateDragViewToOriginalPosition.

// Animate the drag view back to the original position
void animateDragViewToOriginalPosition() {
    if (mDragView != null) {
        AnimatorSet anim = new AnimatorSet();
        anim.setDuration(REORDERING_DROP_REPOSITION_DURATION);
        anim.playTogether(ObjectAnimator.ofFloat(mDragView, "translationX", 0f), ObjectAnimator.ofFloat(mDragView, "translationY", 0f), ObjectAnimator.ofFloat(mDragView, "scaleX", 1f), ObjectAnimator.ofFloat(mDragView, "scaleY", 1f));
        anim.addListener(new AnimatorListenerAdapter() {

            @Override
            public void onAnimationEnd(Animator animation) {
                onPostReorderingAnimationCompleted();
            }
        });
        anim.start();
    }
}

Example 5 with Animator

use of android.animation.Animator in project Launcher3 by chislon.

the class Workspace method enableOverviewMode.

private void enableOverviewMode(boolean enable, int snapPage, boolean animated) {
    State finalState = Workspace.State.OVERVIEW;
    if (!enable) {
        finalState = Workspace.State.NORMAL;
    }
    Animator workspaceAnim = getChangeStateAnimation(finalState, animated, 0, snapPage);
    if (workspaceAnim != null) {
        onTransitionPrepare();
        workspaceAnim.addListener(new AnimatorListenerAdapter() {

            @Override
            public void onAnimationEnd(Animator arg0) {
                onTransitionEnd();
            }
        });
        workspaceAnim.start();
    }
}