/data/refman/pasoursint/CMSSW_5_3_0/src/Geometry/CSCGeometry/interface/CSCWireGeometry.h

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#ifndef CSC_WIRE_GEOMETRY_H
#define CSC_WIRE_GEOMETRY_H

#include "DataFormats/GeometryVector/interface/LocalPoint.h"
#include <vector>
#include <utility> // for std::pair

class CSCWireGeometry {
 public:
  virtual ~CSCWireGeometry() {}

  CSCWireGeometry( double wireSpacing, double yOfFirstWire, 
     double narrowWidthOfPlane, double wideWidthOfPlane, double lengthOfPlane ) :
     theWireSpacing( wireSpacing ), theYOfFirstWire( yOfFirstWire ),
     theNarrowWidthOfPlane( narrowWidthOfPlane ), theWideWidthOfPlane( wideWidthOfPlane ),
     theLengthOfPlane( lengthOfPlane ) {}

  double wireSpacing() const {
    return theWireSpacing; }

  double yOfFirstWire() const {
    return theYOfFirstWire; }

  double narrowWidthOfPlane() const {
    return theNarrowWidthOfPlane; }

  double wideWidthOfPlane() const {
    return theWideWidthOfPlane; }

  double lengthOfPlane() const {
    return theLengthOfPlane; }

  virtual float wireAngle() const = 0;

  virtual int nearestWire(const LocalPoint& lp) const = 0;

  virtual float yOfWire(float wire, float x=0.) const = 0;

  virtual CSCWireGeometry* clone() const = 0;

  LocalPoint intersection( float m1, float c1, float m2, float c2) const;
  
  std::pair< LocalPoint, LocalPoint > wireEnds( float wire ) const;

  std::vector<float> wireValues( float wire ) const;

  std::pair<float, float> equationOfWire( float wire ) const;

  std::pair<float, float> yLimitsOfWirePlane() const;

 private:
  double theWireSpacing;
  double theYOfFirstWire; // local y
  double theNarrowWidthOfPlane;
  double theWideWidthOfPlane;
  double theLengthOfPlane;
};

#endif