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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 1.8 2005/09/26 16:06:11 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 "AliMpContainers.h" | |
18 | ||
19 | #ifdef WITH_STL | |
20 | #include <vector> | |
21 | #endif | |
22 | ||
23 | #ifdef WITH_ROOT | |
24 | #include "AliMpExMap.h" | |
25 | #endif | |
26 | ||
27 | #include <TObject.h> | |
28 | #include <TVector2.h> | |
29 | ||
30 | class MPainter; | |
31 | ||
32 | class AliMpGraphContext : public TObject | |
33 | { | |
34 | public: | |
35 | #ifdef WITH_STL | |
36 | typedef std::vector<AliMpGraphContext*> GraphContextVector; | |
37 | #endif | |
38 | #ifdef WITH_ROOT | |
39 | typedef TObjArray GraphContextVector; | |
40 | #endif | |
41 | ||
42 | public: | |
43 | void Push() const; | |
44 | void Pop(); | |
45 | static AliMpGraphContext *Instance(); | |
46 | ||
47 | // set methods | |
48 | ||
49 | void SetPadPosition(const TVector2 &position){fPadPosition=position;} | |
50 | void SetPadDimensions(const TVector2 &dimensions){fPadDimensions=dimensions;} | |
51 | void SetRealPosition(const TVector2 &position){fRealPosition=position;} | |
52 | void SetRealDimensions(const TVector2 &dimensions){fRealDimensions=dimensions;} | |
53 | void SetColor(Int_t color){fColor=color;} | |
54 | ||
55 | // get methods | |
56 | TVector2 GetPadPosition() const {return fPadPosition;} | |
57 | TVector2 GetPadDimensions() const {return fPadDimensions;} | |
58 | TVector2 GetRealPosition() const{return fRealPosition;} | |
59 | TVector2 GetRealDimensions() const{return fRealDimensions;} | |
60 | Int_t GetColor() const {return fColor;} | |
61 | ||
62 | //methods | |
63 | TVector2 RealToPad(const TVector2 &position) const; | |
64 | void RealToPad(const TVector2 &position | |
65 | ,const TVector2 &dimensions, | |
66 | TVector2 &padPosition, | |
67 | TVector2 &padDimensions) const; | |
68 | void SetPadPosForReal(const TVector2 &position,const TVector2 &dimensions); | |
69 | ||
70 | protected: | |
71 | AliMpGraphContext(const AliMpGraphContext& right); | |
72 | AliMpGraphContext& operator = (const AliMpGraphContext& right); | |
73 | ||
74 | private: | |
75 | //private constructor (not instanciable from outside) | |
76 | AliMpGraphContext(); | |
77 | ||
78 | // static data members | |
79 | static AliMpGraphContext *fgInstance; // the global instance | |
80 | static GraphContextVector fgStack; // the object stack | |
81 | #ifdef WITH_ROOT | |
82 | static Int_t fgStackSize; // the object stack size | |
83 | #endif | |
84 | ||
85 | //data members | |
86 | Int_t fColor; // color to use | |
87 | TVector2 fPadPosition; // Position of the pad area where to draw | |
88 | TVector2 fPadDimensions; // Dimensions of the pad area where to draw | |
89 | ||
90 | TVector2 fRealPosition; // Position of the real area to draw | |
91 | TVector2 fRealDimensions; // Dimensions of the real area to draw | |
92 | ||
93 | ClassDef(AliMpGraphContext,1) // Correspondance pad area/real world | |
94 | }; | |
95 | ||
96 | #endif //ALI_MP_GRAPH_CONTEXT_H | |
97 | ||
98 |