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[u/mrichter/AliRoot.git] / MUON / mapping / AliMpRowSegmentRSpecial.h
1 // $Id$
2 // Category: sector
3 //
4 // Class AliMpRowSegmentRSpecial
5 // -----------------------------
6 // Class describing a special outer row segment composed of the 
7 // pad rows.
8 //
9 // Authors: David Guez, Ivana Hrivnacova; IPN Orsay
10
11 #ifndef ALI_MP_ROW_SEGMENT_R_SPECIAL_H
12 #define ALI_MP_ROW_SEGMENT_R_SPECIAL_H
13
14 #include <TVector2.h>
15
16 #include "AliMpSectorTypes.h"
17 #include "AliMpVRowSegmentSpecial.h"
18
19 class AliMpRow;
20 class AliMpPadRow;
21 class AliMpVPadRowSegment;
22 class AliMpIntPair;
23
24 class AliMpRowSegmentRSpecial : public AliMpVRowSegmentSpecial
25 {
26   public:
27     AliMpRowSegmentRSpecial(AliMpRow* row, Double_t offsetX);
28     AliMpRowSegmentRSpecial();
29     virtual ~AliMpRowSegmentRSpecial();
30     
31     // methods
32      virtual void  UpdatePadsOffset() {}
33     virtual Double_t  LeftBorderX() const;
34     virtual Double_t  RightBorderX() const;
35
36     // geometry
37     virtual TVector2  Position() const;
38
39     // set methods
40     virtual Int_t  SetIndicesToMotifPosition(Int_t i, 
41                              const AliMpIntPair& indices);
42
43   protected:
44     // methods
45     virtual TVector2  MotifCenterSlow(Int_t motifPositionId) const;
46     
47   private:
48     // methods
49     AliMpVPadRowSegment* FindMostLeftPadRowSegment(Int_t motifPositionId) const;
50     void SetGlobalIndicesLow();
51     
52   ClassDef(AliMpRowSegmentRSpecial,1)  //Row segment
53 };
54
55 #endif //ALI_MP_ROW_SEGMENT_R_SPECIAL_H