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bf000c32 | 1 | #ifndef AliFMDDISPLAY_H |
2 | #define AliFMDDISPLAY_H | |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights | |
4 | * reserved. | |
5 | * | |
6 | * See cxx source for full Copyright notice | |
7 | */ | |
8 | //___________________________________________________________________ | |
9 | // | |
10 | // The classes defined here, are utility classes for reading in data | |
11 | // for the FMD. They are put in a seperate library to not polute the | |
12 | // normal libraries. The classes are intended to be used as base | |
13 | // classes for customized class that do some sort of analysis on the | |
14 | // various types of data produced by the FMD. | |
15 | // | |
16 | #include "AliFMDInput.h" | |
17 | class TObjArray; | |
18 | class TCanvas; | |
19 | class TPad; | |
20 | class TButton; | |
21 | ||
22 | //___________________________________________________________________ | |
9f662337 | 23 | /** @class AliFMDDisplay |
24 | @brief Utility class to visualize FMD data in geometry. | |
25 | @ingroup FMD_util | |
26 | */ | |
bf000c32 | 27 | class AliFMDDisplay : public AliFMDInput |
28 | { | |
29 | public: | |
9f662337 | 30 | /** Constructor |
31 | @param gAliceFile galice file*/ | |
bf000c32 | 32 | AliFMDDisplay(const char* gAliceFile="galice.root"); |
9f662337 | 33 | /** DTOR */ |
bf000c32 | 34 | virtual ~AliFMDDisplay() {} |
9f662337 | 35 | /** Singleton access function |
36 | @return Singleton object. */ | |
bf000c32 | 37 | static AliFMDDisplay* Instance(); |
38 | ||
9f662337 | 39 | /** Continue to next event */ |
bf000c32 | 40 | void Continue() { fWait = kFALSE; } |
9f662337 | 41 | /** Zoom mode */ |
bf000c32 | 42 | void Zoom() { fZoomMode = kTRUE; } |
9f662337 | 43 | /** Pick mode */ |
bf000c32 | 44 | void Pick() { fZoomMode = kFALSE; } |
9f662337 | 45 | /** Called when a mouse or similar event happens in the display. |
46 | @param event Event type | |
47 | @param px where the event happened in pixels along X | |
48 | @param py where the event happened in pixels along Y */ | |
bf000c32 | 49 | void ExecuteEvent(Int_t event, Int_t px, Int_t py); |
9f662337 | 50 | /** Calculate distance from point @f$ (p_x,p_y)@f$ to this object. |
51 | @param px Pixel X coordinate | |
52 | @param py Pixel Y coordinate | |
53 | @return distance. */ | |
1e8f773e | 54 | Int_t DistancetoPrimitive(Int_t px, Int_t py); |
9f662337 | 55 | /** Paint into canvas |
56 | @param option Not used */ | |
1e8f773e | 57 | void Paint(Option_t* option="") { (void)option; } |
bf000c32 | 58 | |
9f662337 | 59 | /** Initialize |
60 | @return @c false on error */ | |
bf000c32 | 61 | virtual Bool_t Init(); |
9f662337 | 62 | /** Called at beginning of an event |
63 | @param event Event number | |
64 | @return @c false on error */ | |
bf000c32 | 65 | virtual Bool_t Begin(Int_t event); |
9f662337 | 66 | /** Called at end of an event |
67 | @return @c false on error */ | |
bf000c32 | 68 | virtual Bool_t End(); |
9f662337 | 69 | /** Visualize a hit |
70 | @param hit Hit | |
71 | @param p Track | |
72 | @return @c false on error */ | |
bf000c32 | 73 | virtual Bool_t ProcessHit(AliFMDHit* hit, TParticle* p); |
9f662337 | 74 | /** Visualize a digit |
75 | @param digit Digit to draw | |
76 | @return @c false on error */ | |
bf000c32 | 77 | virtual Bool_t ProcessDigit(AliFMDDigit* digit); |
9f662337 | 78 | /** Visualize a raw digit |
79 | @param digit Raw digit. | |
80 | @return @c false on error */ | |
d760ea03 | 81 | virtual Bool_t ProcessRaw(AliFMDDigit* digit); |
9f662337 | 82 | /** Visualize a reconstructed point. |
83 | @param recpoint Reconstructed point | |
84 | @return @c false on error */ | |
bf000c32 | 85 | virtual Bool_t ProcessRecPoint(AliFMDRecPoint* recpoint); |
9f662337 | 86 | /** Look up a color index, based on the value @a x and the maximum |
87 | value of @a x | |
88 | @param x Value | |
89 | @param max Maximum (for example 1023 for digits) | |
90 | @return @c false on error */ | |
bf000c32 | 91 | virtual Int_t LookupColor(Float_t x, Float_t max) const; |
92 | protected: | |
93 | static AliFMDDisplay* fgInstance; // Static instance | |
94 | Bool_t fWait; // Wait until user presses `Continue' | |
95 | TObjArray* fMarkers; // Cache of markers | |
96 | TObjArray* fHits; // Cache of `hits' | |
97 | TCanvas* fCanvas; // Canvas to draw in | |
98 | TPad* fPad; // View pad. | |
99 | TButton* fButton; // Continue button | |
100 | TButton* fZoom; // Zoom button | |
101 | TButton* fPick; // Pick button | |
102 | Bool_t fZoomMode; // Whether we're in Zoom mode | |
103 | Float_t fX0; // X at lower left corner or range | |
104 | Float_t fY0; // Y at lower left corner or range | |
105 | Float_t fX1; // X at upper right corner or range | |
106 | Float_t fY1; // Y at upper right corner or range | |
107 | Int_t fXPixel; // X pixel of mark | |
108 | Int_t fYPixel; // Y pixel of mark | |
109 | Int_t fOldXPixel; // Old x pixel of mark | |
110 | Int_t fOldYPixel; // Old y pixel of mark | |
111 | Bool_t fLineDrawn; // Whether we're drawing a box | |
112 | ClassDef(AliFMDDisplay,0) // FMD specialised event display | |
113 | }; | |
114 | ||
115 | #endif | |
116 | //____________________________________________________________________ | |
117 | // | |
118 | // Local Variables: | |
119 | // mode: C++ | |
120 | // End: | |
121 | // | |
122 | // EOF | |
123 | // |