1 /*!
2 \class StMultiH1F
3
4 StMultiH1F allows multiple similar TH1F histograms to be
5 easily plotted on one graph
6
7 */
8
9 #ifndef ClassStMultiH1F
10 #define ClassStMultiH1F
11
12 #include "TH2.h"
13 class TString;
14 #define StMultiH1FMaxBins 10
15 // change in MaxBins requires change in ClassDef version
16
17 class StMultiH1F : public TH2F {
18 public:
19 StMultiH1F();
20 StMultiH1F(const char *name,const char *title,Int_t nbinsx,Axis_t xlow,
21 Axis_t xup,Int_t nbinsy);
22 StMultiH1F(const char *name,const char *title,Int_t nbinsx,Double_t *xbins,
23 Int_t nbinsy);
24 virtual ~StMultiH1F();
25 virtual void Draw(Option_t *option="");
26 virtual void Draw2F(Option_t *option="") { TH2F::Draw(option); } // access inherited
27 virtual void SetNames(Int_t ybin, const char* name)
28 { if (ybin<StMultiH1FMaxBins) names[ybin] = name; }
29 virtual void SetNames(Float_t ybin, const char* name)
30 { SetNames((Int_t) ybin, name); }
31 virtual const char* GetNames(Int_t ybin) const
32 { return (ybin<StMultiH1FMaxBins ? names[ybin].Data() : 0); }
33 virtual const char* GetNames(Float_t ybin) const
34 { return GetNames((Int_t) ybin); }
35 // Overload the Rebin() function to allow naming of y bins with TH2F pointer
36 virtual TH1* Rebin(Int_t ngroup, const char* newname)
37 { SetNames(ngroup, newname); return 0; }
38 virtual TH1* Rebin(Int_t ngroup, const char* newname, const Double_t* xbins)
39 { SetNames(ngroup, newname); return 0; }
40 // Overload the SetBarOffset() function to allow offsetting of y bins vertically
41 virtual void SetBarOffset(Float_t offset);
42 virtual Double_t GetNonZeroMinimum() const;
43 virtual Double_t GetNonZeroMaximum() const;
44 virtual void SavePrimitive(std::ostream& out, Option_t* option = "");
45 virtual TH1F* GetSubHist(Int_t ybin) { return (subHists ? subHists[ybin] : 0); }
46 virtual TH1F* GetAHist() { return aHist; }
47 protected:
48 TString names[StMultiH1FMaxBins];
49 Float_t fMOffset;
50 virtual TH1F* XProjection(const char* name, Int_t ybin=-1);
51 TH1F** subHists; //!
52 TH1F* aHist; //!
53 ClassDef(StMultiH1F,2)
54 };
55
56 #endif
57
58 // $Id: StMultiH1F.h,v 1.11 2016/05/27 18:02:41 genevb Exp $
59 // $Log: StMultiH1F.h,v $
60 // Revision 1.11 2016/05/27 18:02:41 genevb
61 // Garbage collection (Coverity), remove unnecessary ROOT types
62 //
63 // Revision 1.10 2013/11/22 16:48:39 genevb
64 // Access to inherited Draw() functions
65 //
66 // Revision 1.9 2013/11/21 22:22:48 genevb
67 // Protect against array out-of-bounds, use inherited axis handles
68 //
69 // Revision 1.8 2012/06/11 15:05:34 fisyak
70 // std namespace
71 //
72 // Revision 1.7 2008/07/09 20:52:38 genevb
73 // Implement SavePrimitive functions
74 //
75 // Revision 1.6 2006/08/10 20:46:24 genevb
76 // additional Rebin() interface for TH1.h vers. 1.79, ROOT 5.13
77 //
78 // Revision 1.5 2002/04/23 01:59:16 genevb
79 // New offset abilities
80 //
81 // Revision 1.4 2000/09/05 19:54:46 genevb
82 // Erroneous delete in destructor removed
83 //
84 // Revision 1.3 2000/08/28 19:21:05 genevb
85 // Improved projection code
86 //
87 // Revision 1.2 2000/08/25 15:46:42 genevb
88 // Added stats box, legend names
89 //
90 // Revision 1.1 2000/07/26 22:00:28 lansdell
91 // new multi-hist class for superimposing the x-projections of y-bins (of a TH2F histogram) into one TH1F histogram
92 //
93
94