// $Id$
//
//    File: DTOFPoint.h
// Created: Tue Oct 18 09:50:52 EST 2005
// Creator: remitche (on Linux mantrid00 2.4.20-18.8smp i686)
//

#ifndef _DTOFPoint_
#define _DTOFPoint_

#include <JANA/JObject.h>
#include <JANA/JFactory.h>
#include <DVector3.h>
using namespace jana;

class DTOFPoint : public JObject
{
    public:
        JOBJECT_PUBLIC(DTOFPoint);

		// DTOFPoint objects are created for DTOFPaddleHit matches between planes, AND for un-matched DTOFPaddleHits.

		// Note the hit position along a PADDLE is not well-defined if:
			// It is single-ended, or if one of the ends has a hit energy that is below threshold

		// Sometimes, these partially-defined hits are not matched to hits in the other plane. 
		// In these cases, a DTOFPoint object is created from each hit, with the following properties:
			//The hit position is reported at the center of the paddle
			//The energy & hit are reported at this position
		// The properties of these hits are fully-defined through matching to tracks (in the other direction)
			// The corrected hit energy & time (propagated to the track location) are stored in DDetectorMatches

		DVector3 pos;   	//reconstructed position
		float t;               //reconstructed time
		float dE;            //reconstructed deposited energy
		float tErr; //uncertainty on reconstructed time

		int dHorizontalBar; //0 for none (unmatched)
		int dVerticalBar; //0 for none (unmatched)

		//Status: 0 if no hit (or none above threshold), 1 if only North hit above threshold, 2 if only South hit above threshold, 3 if both hits above threshold
			//For horizontal, North/South is +x/-x
		int dHorizontalBarStatus;
		int dVerticalBarStatus;

		bool Is_XPositionWellDefined(void) const
		{
			return ((dVerticalBar != 0) || (dHorizontalBarStatus == 3));
		}
		bool Is_YPositionWellDefined(void) const
		{
			return ((dHorizontalBar != 0) || (dVerticalBarStatus == 3));
		}

		void toStrings(vector<pair<string,string> > &items) const
		{
			AddString(items, "H-Bar", "%d", dHorizontalBar);
			AddString(items, "V-Bar", "%d", dVerticalBar);
			AddString(items, "x", "%1.3f", pos.x());
			AddString(items, "y", "%1.3f", pos.y());
			AddString(items, "z", "%1.3f", pos.z());
			AddString(items, "t", "%1.3f", t);
			AddString(items, "dE", "%1.6f", dE);
			AddString(items, "H-Status", "%d", dHorizontalBarStatus);
			AddString(items, "V-Status", "%d", dVerticalBarStatus);
		}
};

#endif // _DTOFPoint_