ROOT_528-00b_version: include/TVirtualGraphPainter.h Source File

00001 // @(#)root/hist:$Id: TVirtualGraphPainter.h 26067 2008-11-03 15:02:57Z couet $
00002 // Author: Olivier Couet 20/05/08
00003 
00004 /*************************************************************************
00005  * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers.               *
00006  * All rights reserved.                                                  *
00007  *                                                                       *
00008  * For the licensing terms see $ROOTSYS/LICENSE.                         *
00009  * For the list of contributors see $ROOTSYS/README/CREDITS.             *
00010  *************************************************************************/
00011 #ifndef ROOT_TVirtualGraphPainter
00012 #define ROOT_TVirtualGraphPainter
00013 
00014 //////////////////////////////////////////////////////////////////////////
00015 //                                                                      //
00016 // TVirtualGraphPainter                                                 //
00017 //                                                                      //
00018 // Abstract base class for Graph painters                               //
00019 //                                                                      //
00020 //////////////////////////////////////////////////////////////////////////
00021 
00022 #ifndef ROOT_TObject
00023 #include "TObject.h"
00024 #endif
00025 
00026 class TGraph;
00027 class TF1;
00028 
00029 class TVirtualGraphPainter : public TObject {
00030 
00031 private:
00032    static TVirtualGraphPainter   *fgPainter; //Pointer to class painter
00033 
00034 public:
00035    TVirtualGraphPainter() { }
00036    virtual ~TVirtualGraphPainter() { }
00037 
00038    virtual Int_t DistancetoPrimitiveHelper(TGraph *theGraph, Int_t px, Int_t py) = 0;
00039    virtual void  DrawPanelHelper(TGraph *theGraph) = 0;
00040    virtual void  ExecuteEventHelper(TGraph *theGraph, Int_t event, Int_t px, Int_t py) = 0;
00041    virtual char *GetObjectInfoHelper(TGraph *theGraph, Int_t px, Int_t py) const = 0;
00042    virtual void  PaintHelper(TGraph *theGraph, Option_t *option) = 0;
00043    virtual void  PaintGraph(TGraph *theGraph, Int_t npoints, const Double_t *x, const Double_t *y, Option_t *chopt) = 0;
00044    virtual void  PaintGrapHist(TGraph *theGraph, Int_t npoints, const Double_t *x, const Double_t *y, Option_t *chopt) = 0;
00045    virtual void  PaintStats(TGraph *theGraph, TF1 *fit) = 0;
00046 
00047    static TVirtualGraphPainter *GetPainter();
00048    static void                  SetPainter(TVirtualGraphPainter *painter);
00049 
00050    ClassDef(TVirtualGraphPainter,0)  //Abstract interface for histogram painters
00051 };
00052 
00053 #endif