Examples with RecyclerViewPreloader com.simplecity.amp_library.glide.preloader.RecyclerViewPreloader used on opensource projects

Example 1 with RecyclerViewPreloader

use of com.simplecity.amp_library.glide.preloader.RecyclerViewPreloader in project Shuttle by timusus.

the class QueuePagerFragment method onCreateView.

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View rootView = inflater.inflate(R.layout.fragment_queue_pager, container, false);
    unbinder = ButterKnife.bind(this, rootView);
    LinearLayoutManager layoutManager = new LinearLayoutManager(getContext(), LinearLayoutManager.HORIZONTAL, false);
    if (ShuttleUtils.isLandscape()) {
        textProtectionScrim.setVisibility(View.GONE);
    }
    recyclerView.setNestedScrollingEnabled(false);
    recyclerView.setLayoutManager(layoutManager);
    recyclerView.setAdapter(viewModelAdapter);
    SnapHelper snapHelper = new PagerSnapHelper() {

        @Override
        public int findTargetSnapPosition(RecyclerView.LayoutManager layoutManager, int velocityX, int velocityY) {
            int snapPosition = super.findTargetSnapPosition(layoutManager, velocityX, velocityY);
            if (snapPosition < viewModelAdapter.items.size()) {
                Observable.defer(() -> {
                    if (MusicUtils.getQueuePosition() != snapPosition) {
                        MusicUtils.setQueuePosition(snapPosition);
                    }
                    return Observable.empty();
                }).delaySubscription(150, TimeUnit.MILLISECONDS).subscribeOn(Schedulers.io()).subscribe();
            }
            return snapPosition;
        }
    };
    snapHelper.attachToRecyclerView(recyclerView);
    recyclerView.addOnScrollListener(new RecyclerViewPreloader<>(new ListPreloader.PreloadModelProvider<QueuePagerItemView>() {

        @Override
        public List<QueuePagerItemView> getPreloadItems(int position) {
            QueuePagerItemView queuePagerItemView = (QueuePagerItemView) viewModelAdapter.items.get(position);
            return Collections.singletonList(queuePagerItemView);
        }

        @Override
        public GenericRequestBuilder getPreloadRequestBuilder(QueuePagerItemView item) {
            return requestManager.load(item.song).diskCacheStrategy(DiskCacheStrategy.SOURCE).error(PlaceholderProvider.getInstance().getPlaceHolderDrawable(item.song.name, true));
        }
    }, (item, adapterPosition, perItemPosition) -> imageSize, 3));
    recyclerView.getViewTreeObserver().addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() {

        @Override
        public boolean onPreDraw() {
            // This null check doesn't make sense to me, but there was an NPE here..
            if (recyclerView != null) {
                imageSize = new int[] { recyclerView.getWidth(), recyclerView.getHeight() };
                recyclerView.getViewTreeObserver().removeOnPreDrawListener(this);
            }
            return false;
        }
    });
    return rootView;
}

Example 2 with RecyclerViewPreloader

use of com.simplecity.amp_library.glide.preloader.RecyclerViewPreloader in project Shuttle by timusus.

the class QueuePagerFragment method onCreateView.

@Override
public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View rootView = inflater.inflate(R.layout.fragment_queue_pager, container, false);
    unbinder = ButterKnife.bind(this, rootView);
    LinearLayoutManager layoutManager = new LinearLayoutManager(getContext(), LinearLayoutManager.HORIZONTAL, false);
    if (ShuttleUtils.isLandscape(getContext())) {
        textProtectionScrim.setVisibility(View.GONE);
    }
    recyclerView.setNestedScrollingEnabled(false);
    recyclerView.setLayoutManager(layoutManager);
    recyclerView.setAdapter(viewModelAdapter);
    SnapHelper snapHelper = new PagerSnapHelper() {

        @Override
        public int findTargetSnapPosition(RecyclerView.LayoutManager layoutManager, int velocityX, int velocityY) {
            int snapPosition = super.findTargetSnapPosition(layoutManager, velocityX, velocityY);
            if (snapPosition < viewModelAdapter.items.size()) {
                Observable.timer(200, TimeUnit.MILLISECONDS).observeOn(AndroidSchedulers.mainThread()).subscribe(o -> {
                    if (mediaManager.getQueuePosition() != snapPosition) {
                        mediaManager.setQueuePosition(snapPosition);
                    }
                }, throwable -> LogUtils.logException(TAG, "Error setting queue position", throwable));
            }
            return snapPosition;
        }
    };
    snapHelper.attachToRecyclerView(recyclerView);
    recyclerView.addOnScrollListener(new RecyclerViewPreloader<>(new ListPreloader.PreloadModelProvider<QueuePagerItemView>() {

        @Override
        public List<QueuePagerItemView> getPreloadItems(int position) {
            QueuePagerItemView queuePagerItemView = (QueuePagerItemView) viewModelAdapter.items.get(position);
            return Collections.singletonList(queuePagerItemView);
        }

        @Override
        public GenericRequestBuilder getPreloadRequestBuilder(QueuePagerItemView item) {
            return requestManager.load(item.song).diskCacheStrategy(DiskCacheStrategy.SOURCE).error(PlaceholderProvider.getInstance(getContext()).getPlaceHolderDrawable(item.song.name, true, settingsManager));
        }
    }, (item, adapterPosition, perItemPosition) -> imageSize, 3));
    recyclerView.getViewTreeObserver().addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() {

        @Override
        public boolean onPreDraw() {
            // This null check doesn't make sense to me, but there was an NPE here..
            if (recyclerView != null) {
                imageSize = new int[] { recyclerView.getWidth(), recyclerView.getHeight() };
                recyclerView.getViewTreeObserver().removeOnPreDrawListener(this);
            }
            return false;
        }
    });
    return rootView;
}