// @(#)root/hist:$Id: TGraph2D.h,v 1.00 // Author: Olivier Couet /************************************************************************* * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. * * All rights reserved. * * * * For the licensing terms see $ROOTSYS/LICENSE. * * For the list of contributors see $ROOTSYS/README/CREDITS. * *************************************************************************/ #ifndef ROOT_TGraph2D #define ROOT_TGraph2D ////////////////////////////////////////////////////////////////////////// // // // TGraph2D // // // // Graph 2D graphics class. // // // ////////////////////////////////////////////////////////////////////////// #ifndef ROOT_TNamed #include "TNamed.h" #endif #ifndef ROOT_TVirtualHistPainter #include "TVirtualHistPainter.h" #endif #ifndef ROOT_TAttLine #include "TAttLine.h" #endif #ifndef ROOT_TAttFill #include "TAttFill.h" #endif #ifndef ROOT_TAttMarker #include "TAttMarker.h" #endif class TAxis; class TList; class TF2; class TH2; class TH2D; class TView; class TDirectory; #include "TFitResultPtr.h" class TGraph2D : public TNamed, public TAttLine, public TAttFill, public TAttMarker { protected: Int_t fNpoints; // Number of points in the data set Int_t fNpx; // Number of bins along X in fHistogram Int_t fNpy; // Number of bins along Y in fHistogram Int_t fMaxIter; // Maximum number of iterations to find Delaunay t> Int_t fSize; //!Real size of fX, fY and fZ Double_t *fX; //[fNpoints] Double_t *fY; //[fNpoints] Data set to be plotted Double_t *fZ; //[fNpoints] Double_t fMinimum; // Minimum value for plotting along z Double_t fMaximum; // Maximum value for plotting along z Double_t fMargin; // Extra space (in %) around interpolated area for fHistogram Double_t fZout; // fHistogram bin height for points lying outside the interpolated area TList *fFunctions; // Pointer to list of functions (fits and user) TH2D *fHistogram; //!2D histogram of z values linearly interpolated TDirectory *fDirectory; //!Pointer to directory holding this 2D graph TVirtualHistPainter *fPainter; //!pointer to histogram painter void Build(Int_t n); private: Bool_t fUserHisto; // True when SetHistogram has been called protected: public: TGraph2D(); TGraph2D(Int_t n); TGraph2D(Int_t n, Int_t *x, Int_t *y, Int_t *z); TGraph2D(Int_t n, Float_t *x, Float_t *y, Float_t *z); TGraph2D(Int_t n, Double_t *x, Double_t *y, Double_t *z); TGraph2D(TH2 *h2); TGraph2D(const char *name, const char *title, Int_t n, Double_t *x, Double_t *y, Double_t *z); TGraph2D(const char *filename, const char *format="%lg %lg %lg", Option_t *option=""); TGraph2D(const TGraph2D &); virtual ~TGraph2D(); TGraph2D& operator=(const TGraph2D &); virtual void Browse(TBrowser *); virtual void Clear(Option_t *option=""); virtual void DirectoryAutoAdd(TDirectory *); Int_t DistancetoPrimitive(Int_t px, Int_t py); virtual void Draw(Option_t *option=""); void ExecuteEvent(Int_t event, Int_t px, Int_t py); virtual TObject *FindObject(const char *name) const; virtual TObject *FindObject(const TObject *obj) const; virtual TFitResultPtr Fit(const char *formula ,Option_t *option="" ,Option_t *goption=""); // *MENU* virtual TFitResultPtr Fit(TF2 *f2 ,Option_t *option="" ,Option_t *goption=""); // *MENU* virtual void FitPanel(); // *MENU* TList *GetContourList(Double_t contour); TDirectory *GetDirectory() const {return fDirectory;} Int_t GetNpx() const {return fNpx;} Int_t GetNpy() const {return fNpy;} TH2D *GetHistogram(Option_t *option=""); TList *GetListOfFunctions() const { return fFunctions; } virtual Double_t GetErrorX(Int_t bin) const; virtual Double_t GetErrorY(Int_t bin) const; virtual Double_t GetErrorZ(Int_t bin) const; Double_t GetMargin() const {return fMargin;} TAxis *GetXaxis() const ; TAxis *GetYaxis() const ; TAxis *GetZaxis() const ; Int_t GetN() const {return fNpoints;} Double_t *GetX() const {return fX;} Double_t *GetY() const {return fY;} Double_t *GetZ() const {return fZ;} virtual Double_t *GetEX() const {return 0;} virtual Double_t *GetEY() const {return 0;} virtual Double_t *GetEZ() const {return 0;} Double_t GetXmax() const; Double_t GetXmin() const; Double_t GetYmax() const; Double_t GetYmin() const; Double_t GetZmax() const; Double_t GetZmin() const; virtual Double_t GetXmaxE() const {return GetXmax();}; virtual Double_t GetXminE() const {return GetXmin();}; virtual Double_t GetYmaxE() const {return GetYmax();}; virtual Double_t GetYminE() const {return GetYmin();}; virtual Double_t GetZmaxE() const {return GetZmax();}; virtual Double_t GetZminE() const {return GetZmin();}; Double_t Interpolate(Double_t x, Double_t y); void Paint(Option_t *option=""); TH1 *Project(Option_t *option="x") const; // *MENU* Int_t RemovePoint(Int_t ipoint); // *MENU* virtual void SavePrimitive(ostream &out, Option_t *option = ""); virtual void Set(Int_t n); virtual void SetDirectory(TDirectory *dir); virtual void SetHistogram(TH2 *h); void SetMargin(Double_t m=0.1); // *MENU* void SetMarginBinsContent(Double_t z=0.); // *MENU* void SetMaximum(Double_t maximum=-1111); // *MENU* void SetMinimum(Double_t minimum=-1111); // *MENU* void SetMaxIter(Int_t n=100000) {fMaxIter = n;} // *MENU* virtual void SetName(const char *name); // *MENU* virtual void SetNameTitle(const char *name, const char *title); void SetNpx(Int_t npx=40); // *MENU* void SetNpy(Int_t npx=40); // *MENU* virtual void SetPoint(Int_t point, Double_t x, Double_t y, Double_t z); // *MENU* virtual void SetTitle(const char *title=""); // *MENU* ClassDef(TGraph2D,1) //Set of n x[i],y[i],z[i] points with 3-d graphics including Delaunay triangulation }; #endif