//------------------------------------------------------------------------------
// <auto-generated />
//
// This file was automatically generated by SWIG (http://www.swig.org).
// Version 3.0.9
//
// Do not make changes to this file unless you know what you are doing--modify
// the SWIG interface file instead.
//------------------------------------------------------------------------------

namespace Tizen.NUI
{
    /// <summary>
    /// Touch events are a collection of points at a specific moment in time.
    /// When a multi-touch event occurs, each point represents the points that are currently being
    /// touched or the points where a touch has stopped.
    /// </summary>
    public class Touch : BaseHandle
    {
        private global::System.Runtime.InteropServices.HandleRef swigCPtr;

        internal Touch(global::System.IntPtr cPtr, bool cMemoryOwn) : base(NDalicPINVOKE.Touch_SWIGUpcast(cPtr), cMemoryOwn)
        {
            swigCPtr = new global::System.Runtime.InteropServices.HandleRef(this, cPtr);
        }

        internal static global::System.Runtime.InteropServices.HandleRef getCPtr(Touch obj)
        {
            return (obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.swigCPtr;
        }

        ~Touch()
        {
            DisposeQueue.Instance.Add(this);
        }

        public override void Dispose()
        {
            if (!Stage.IsInstalled())
            {
                DisposeQueue.Instance.Add(this);
                return;
            }

            lock (this)
            {
                if (swigCPtr.Handle != global::System.IntPtr.Zero)
                {
                    if (swigCMemOwn)
                    {
                        swigCMemOwn = false;
                        NDalicPINVOKE.delete_Touch(swigCPtr);
                    }
                    swigCPtr = new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero);
                }
                global::System.GC.SuppressFinalize(this);
                base.Dispose();
            }
        }


        internal static Touch GetTouchFromPtr(global::System.IntPtr cPtr)
        {
            Touch ret = new Touch(cPtr, false);
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
            return ret;
        }

        /// <summary>
        /// An uninitialized Touch instance.
        /// Calling member functions with an uninitialized Touch handle is not allowed.
        /// </summary>
        public Touch() : this(NDalicPINVOKE.new_Touch__SWIG_0(), true)
        {
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
        }

        internal Touch(Touch other) : this(NDalicPINVOKE.new_Touch__SWIG_1(Touch.getCPtr(other)), true)
        {
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
        }

        internal Touch Assign(Touch other)
        {
            Touch ret = new Touch(NDalicPINVOKE.Touch_Assign(swigCPtr, Touch.getCPtr(other)), false);
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
            return ret;
        }

        /// <summary>
        /// Returns the time (in ms) that the touch event occurred.
        /// </summary>
        /// <returns>The time (in ms) that the touch event occurred</returns>
        public uint GetTime()
        {
            uint ret = NDalicPINVOKE.Touch_GetTime(swigCPtr);
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
            return ret;
        }

        /// <summary>
        /// Returns the total number of points in this TouchData.
        /// </summary>
        /// <returns>Total number of Points</returns>
        public uint GetPointCount()
        {
            uint ret = NDalicPINVOKE.Touch_GetPointCount(swigCPtr);
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
            return ret;
        }

        /// <summary>
        /// Returns the ID of the device used for the Point specified.
        /// Each point has a unique device ID which specifies the device used for that
        /// point. This is returned by this method.
        /// If point is greater than GetPointCount() then this method will return -1.
        /// </summary>
        /// <param name="point">The point required</param>
        /// <returns>The Device ID of this point</returns>
        public int GetDeviceId(uint point)
        {
            int ret = NDalicPINVOKE.Touch_GetDeviceId(swigCPtr, point);
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
            return ret;
        }

        /// <summary>
        /// Retrieves the State of the point specified.
        /// If point is greater than GetPointCount() then this method will return PointState.Finished.
        /// </summary>
        /// <param name="point">The point required</param>
        /// <returns>The state of the point specified</returns>
        public PointStateType GetState(uint point)
        {
            PointStateType ret = (PointStateType)NDalicPINVOKE.Touch_GetState(swigCPtr, point);
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
            return ret;
        }

        /// <summary>
        /// Retrieves the actor that was underneath the point specified.
        /// If point is greater than GetPointCount() then this method will return an empty handle.
        /// </summary>
        /// <param name="point">The point required</param>
        /// <returns>The actor that was underneath the point specified</returns>
        public Actor GetHitActor(uint point)
        {
            Actor ret = new Actor(NDalicPINVOKE.Touch_GetHitActor(swigCPtr, point), true);
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
            return ret;
        }

        /// <summary>
        /// Retrieves the co-ordinates relative to the top-left of the hit-actor at the point specified.
        /// The top-left of an actor is (0.0, 0.0, 0.5).
        /// If you require the local coordinates of another actor (e.g the parent of the hit actor),
        /// then you should use Actor::ScreenToLocal().
        /// If point is greater than GetPointCount() then this method will return Vector2.Zero.
        /// </summary>
        /// <param name="point">The point required</param>
        /// <returns>The co-ordinates relative to the top-left of the hit-actor of the point specified</returns>
        public Vector2 GetLocalPosition(uint point)
        {
            Vector2 ret = new Vector2(NDalicPINVOKE.Touch_GetLocalPosition(swigCPtr, point), false);
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
            return ret;
        }

        /// <summary>
        /// Retrieves the co-ordinates relative to the top-left of the screen of the point specified.
        /// If point is greater than GetPointCount() then this method will return Vector2.Zero.
        /// </summary>
        /// <param name="point">The point required</param>
        /// <returns>The co-ordinates relative to the top-left of the screen of the point specified</returns>
        public Vector2 GetScreenPosition(uint point)
        {
            Vector2 ret = new Vector2(NDalicPINVOKE.Touch_GetScreenPosition(swigCPtr, point), false);
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
            return ret;
        }

        /// <summary>
        /// Retrieves the radius of the press point.
        /// This is the average of both the horizontal and vertical radii of the press point.
        /// If point is greater than GetPointCount() then this method will return 0.0f.
        /// </summary>
        /// <param name="point">The point required</param>
        /// <returns>The radius of the press point</returns>
        public float GetRadius(uint point)
        {
            float ret = NDalicPINVOKE.Touch_GetRadius(swigCPtr, point);
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
            return ret;
        }

        /// <summary>
        /// Retrieves BOTH the horizontal and the vertical radii of the press point.
        /// If point is greater than GetPointCount() then this method will return Vector2.Zero.
        /// </summary>
        /// <param name="point">The point required</param>
        /// <returns>The horizontal and vertical radii of the press point</returns>
        public Vector2 GetEllipseRadius(uint point)
        {
            Vector2 ret = new Vector2(NDalicPINVOKE.Touch_GetEllipseRadius(swigCPtr, point), false);
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
            return ret;
        }

        /// <summary>
        /// Retrieves the touch pressure.
        /// The pressure range starts at 0.0f.
        /// Normal pressure is defined as 1.0f.
        /// A value between 0.0f and 1.0f means light pressure has been applied.
        /// A value greater than 1.0f means more pressure than normal has been applied.
        /// If point is greater than GetPointCount() then this method will return 1.0f.
        /// </summary>
        /// <param name="point">point The point required</param>
        /// <returns>The touch pressure</returns>
        public float GetPressure(uint point)
        {
            float ret = NDalicPINVOKE.Touch_GetPressure(swigCPtr, point);
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
            return ret;
        }

        internal Degree GetAngle(uint point)
        {
            Degree ret = new Degree(NDalicPINVOKE.Touch_GetAngle(swigCPtr, point), true);
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
            return ret;
        }

    }

    /// <summary>
    /// Enumeration for point state type.
    /// </summary>
    public enum PointStateType
    {
        Started,
        Finished,
        Down = Started,
        Up = Finished,
        Motion,
        Leave,
        Stationary,
        Interrupted
    }

}