/******************************************************************************
 * Copyright (C) Ultraleap, Inc. 2011-2021.                                   *
 *                                                                            *
 * Use subject to the terms of the Apache License 2.0 available at            *
 * http://www.apache.org/licenses/LICENSE-2.0, or another agreement           *
 * between Ultraleap and you, your company or other organization.             *
 ******************************************************************************/

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

namespace Leap.Unity.Interaction
{

    public interface IInternalInteractionController
    {

        void FixedUpdateController();

        bool CheckHoverEnd(out HashSet<IInteractionBehaviour> hoverEndedObjects);
        bool CheckHoverBegin(out HashSet<IInteractionBehaviour> hoverBeganObjects);
        bool CheckHoverStay(out HashSet<IInteractionBehaviour> hoveredObjects);

        bool CheckPrimaryHoverEnd(out IInteractionBehaviour primaryHoverEndedObject);
        bool CheckPrimaryHoverBegin(out IInteractionBehaviour primaryHoverBeganObject);
        bool CheckPrimaryHoverStay(out IInteractionBehaviour primaryHoveredObject);

        bool CheckContactEnd(out HashSet<IInteractionBehaviour> contactEndedObjects);
        bool CheckContactBegin(out HashSet<IInteractionBehaviour> contactBeganObjects);
        bool CheckContactStay(out HashSet<IInteractionBehaviour> contactedObjects);

        bool CheckGraspEnd(out IInteractionBehaviour releasedObject);
        bool CheckGraspBegin(out IInteractionBehaviour newlyGraspedObject);
        bool CheckGraspHold(out IInteractionBehaviour graspedObject);

        bool CheckSuspensionBegin(out IInteractionBehaviour suspendedObject);
        bool CheckSuspensionEnd(out IInteractionBehaviour resumedObject);

    }

}