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#/*##########################################################################
#
# The fisx library for X-Ray Fluorescence
#
# Copyright (c) 2014-2016 European Synchrotron Radiation Facility
#
# This file is part of the fisx X-ray developed by V.A. Sole
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
#############################################################################*/
#ifndef FISX_DETECTOR_H
#define FISX_DETECTOR_H
#include "fisx_layer.h"

namespace fisx
{

/*!
  \class Detector
  \brief Class describing the detector.
*/

class Detector:public Layer
{
public:

    /*!
    layer like initialization.
    The detector is assumed to be cylindrical and the diameter is calculated.
    */
    Detector(const std::string & name="",  const double & density = 0.0,
                                           const double & thickness = 0.0,
                                           const double & funnyFactor = 1.0);

    void setMaterial(const std::string & materialName);

    void setMaterial(const Material & material);



    /*!
    Active area in cm2.
    The detector is assumed to be cylindrical and the diameter is calculated.
    */
    void setActiveArea(const double & area);

    /*!
    Diameter in cm2.
    For the time being the detector is assumed to be cylindrical.
    */
    void setDiameter(const double & diameter);

    /*!
    Returns the active area in cm2
    */
    double getActiveArea() const;

    /*!
    Returns the diameter in cm2
    */
    const double & getDiameter() const;

    /*!
    Sets the distance to reference layer in cm2
    */
    void setDistance(const double & distance);

    /*!
    Returns the distance to reference layer in cm2
    */
    const double & getDistance() const;

    /*!
    Returns escape peak energy and rate per detected photon of given energy.

    The optional arguments label and update serve for caching purposes.
    */
    std::map<std::string, std::map<std::string, double> > getEscape(const double & energy, \
                                                            const Elements & elementsLibrary, \
                                                            const std::string & label = "", \
                                                            const int & update = 1);

    void setMinimumEscapePeakEnergy(const double & energy);
    void setMinimumEscapePeakIntensity(const double & intensity);
    void setMaximumNumberOfEscapePeaks(const int & nPeaks);

private:
    double diameter ;
    double distance ;
    // Escape peak related parameters
    double escapePeakEnergyThreshold;
    double escapePeakIntensityThreshold;
    int escapePeakNThreshold;
    double escapePeakAlphaIn;
    std::map< std::string, std::map<std::string, std::map<std::string, double> > > escapePeakCache;
    // TODO: Calibration, fano, noise, and so on.
};

} // namespace fisx

#endif //FISX_DETECTOR_H