import android.view.View; import androidx.recyclerview.widget.LinearSnapHelper; import androidx.recyclerview.widget.RecyclerView; public class SnapHelperOneByOne extends LinearSnapHelper { @Override public int findTargetSnapPosition(RecyclerView.LayoutManager layoutManager, int velocityX, int velocityY){ if (!(layoutManager instanceof RecyclerView.SmoothScroller.ScrollVectorProvider)) { return RecyclerView.NO_POSITION; } final View currentView = findSnapView(layoutManager); if( currentView == null ){ return RecyclerView.NO_POSITION; } final int currentPosition = layoutManager.getPosition(currentView); if (currentPosition == RecyclerView.NO_POSITION) { return RecyclerView.NO_POSITION; } return currentPosition; } } //how to use LinearSnapHelper linearSnapHelper = new SnapHelperOneByOne(); linearSnapHelper.attachToRecyclerView(recycler_images);
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