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1 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
2 | * See cxx source for full Copyright notice */ | |
3 | ||
4 | // $Id$ | |
5 | // $MpId: AliMpGraphContext.h,v 1.11 2006/05/24 13:58:13 ivana Exp $ | |
6 | ||
7 | /// \ingroup graphics | |
8 | /// \class AliMpGraphContext | |
9 | /// \brief Class describing the correspondance between a given area | |
10 | /// in pad, and a zone of real (cm) position | |
11 | /// | |
12 | /// \author David GUEZ, IPN Orsay | |
13 | ||
14 | #ifndef ALI_MP_GRAPH_CONTEXT_H | |
15 | #define ALI_MP_GRAPH_CONTEXT_H | |
16 | ||
17 | #include <TObject.h> | |
18 | ||
19 | #include "AliMpContainers.h" | |
20 | ||
21 | #include <TVector2.h> | |
22 | #ifdef WITH_ROOT | |
23 | #include "AliMpExMap.h" | |
24 | #endif | |
25 | ||
26 | #ifdef WITH_STL | |
27 | #include <vector> | |
28 | #endif | |
29 | ||
30 | class MPainter; | |
31 | ||
32 | class AliMpGraphContext : public TObject | |
33 | { | |
34 | public: | |
35 | #ifdef WITH_STL | |
36 | /// GraphContextVector type | |
37 | typedef std::vector<AliMpGraphContext*> GraphContextVector; | |
38 | #endif | |
39 | #ifdef WITH_ROOT | |
40 | /// GraphContextVector type | |
41 | typedef TObjArray GraphContextVector; | |
42 | #endif | |
43 | ||
44 | public: | |
45 | void Push() const; | |
46 | void Pop(); | |
47 | static AliMpGraphContext *Instance(); | |
48 | ||
49 | // | |
50 | // set methods | |
51 | // | |
52 | /// Set position of the pad area where to draw | |
53 | void SetPadPosition(const TVector2 &position){fPadPosition=position;} | |
54 | /// Set dimensions of the pad area where to draw | |
55 | void SetPadDimensions(const TVector2 &dimensions){fPadDimensions=dimensions;} | |
56 | /// Set position of the real area where to draw | |
57 | void SetRealPosition(const TVector2 &position){fRealPosition=position;} | |
58 | /// Set dimensions of the real area where to draw | |
59 | void SetRealDimensions(const TVector2 &dimensions){fRealDimensions=dimensions;} | |
60 | /// Set color to use | |
61 | void SetColor(Int_t color){fColor=color;} | |
62 | ||
63 | // | |
64 | // get methods | |
65 | // | |
66 | ||
67 | /// Return position of the pad area where to draw | |
68 | TVector2 GetPadPosition() const {return fPadPosition;} | |
69 | /// Return dimensions of the pad area where to draw | |
70 | TVector2 GetPadDimensions() const {return fPadDimensions;} | |
71 | /// Return position of the real area where to draw | |
72 | TVector2 GetRealPosition() const{return fRealPosition;} | |
73 | /// Return dimensions of the real area where to draw | |
74 | TVector2 GetRealDimensions() const{return fRealDimensions;} | |
75 | /// Return color to use | |
76 | Int_t GetColor() const {return fColor;} | |
77 | ||
78 | //methods | |
79 | TVector2 RealToPad(const TVector2 &position) const; | |
80 | void RealToPad(const TVector2 &position | |
81 | ,const TVector2 &dimensions, | |
82 | TVector2 &padPosition, | |
83 | TVector2 &padDimensions) const; | |
84 | void SetPadPosForReal(const TVector2 &position,const TVector2 &dimensions); | |
85 | ||
86 | protected: | |
87 | AliMpGraphContext(const AliMpGraphContext& right); | |
88 | AliMpGraphContext& operator = (const AliMpGraphContext& right); | |
89 | ||
90 | private: | |
91 | //private constructor (not instanciable from outside) | |
92 | AliMpGraphContext(); | |
93 | ||
94 | ///< static data members | |
95 | static AliMpGraphContext *fgInstance; ///< the global instance | |
96 | static GraphContextVector fgStack; ///< the object stack | |
97 | #ifdef WITH_ROOT | |
98 | static Int_t fgStackSize; ///< the object stack size | |
99 | #endif | |
100 | ||
101 | //data members | |
102 | Int_t fColor; ///< color to use | |
103 | TVector2 fPadPosition; ///< Position of the pad area where to draw | |
104 | TVector2 fPadDimensions; ///< Dimensions of the pad area where to draw | |
105 | ||
106 | TVector2 fRealPosition; ///< Position of the real area to draw | |
107 | TVector2 fRealDimensions; ///< Dimensions of the real area to draw | |
108 | ||
109 | ClassDef(AliMpGraphContext,1) // Correspondance pad area/real world | |
110 | }; | |
111 | ||
112 | #endif //ALI_MP_GRAPH_CONTEXT_H | |
113 | ||
114 |