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f7336fa3 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
88cb7938 | 16 | /* $Id$ */ |
f7336fa3 | 17 | |
18 | /////////////////////////////////////////////////////////////////////// | |
6f1e466d | 19 | // // |
20 | // Added additional functionality to the original TArrayI. // | |
21 | // - Multiple inheritance from TObject // | |
22 | // - Function Expand() allows to expand the array without // | |
23 | // deleting the array contents // | |
f7336fa3 | 24 | // // |
6f1e466d | 25 | // Origin: Marian Ivanov, Uni. of Bratislava, ivanov@fmph.uniba.sk // |
f7336fa3 | 26 | // // |
27 | /////////////////////////////////////////////////////////////////////// | |
28 | ||
29 | #include "AliTRDarrayI.h" | |
30 | ||
31 | ClassImp(AliTRDarrayI) | |
32 | ||
fa6b9ac3 | 33 | //_____________________________________________________________________________ |
34 | AliTRDarrayI::AliTRDarrayI():TArrayI() | |
35 | { | |
36 | // | |
37 | // Default constructor | |
38 | // | |
39 | ||
40 | } | |
41 | ||
6f1e466d | 42 | //_____________________________________________________________________________ |
f7336fa3 | 43 | AliTRDarrayI::~AliTRDarrayI() |
44 | { | |
45 | // | |
6f1e466d | 46 | // Default destructor |
47 | // | |
48 | ||
f7336fa3 | 49 | } |
50 | ||
8230f242 | 51 | //_____________________________________________________________________________ |
e0d47c25 | 52 | void AliTRDarrayI::Copy(TObject &a) const |
8230f242 | 53 | { |
54 | // | |
55 | // Copy function | |
56 | // | |
57 | ||
58 | TObject::Copy(a); | |
dd9a6ee3 | 59 | TArrayI::Copy(((TArrayI &) a)); |
8230f242 | 60 | |
61 | } | |
62 | ||
6f1e466d | 63 | //_____________________________________________________________________________ |
f7336fa3 | 64 | void AliTRDarrayI::Expand(Int_t n) |
65 | { | |
66 | // | |
6f1e466d | 67 | // Sets the array size of the TArrayI object to <n> integers and copies |
68 | // the old array. | |
69 | // If n < 0 leave the array unchanged. | |
70 | // The user is responsible for the appropriate size of the array. | |
f7336fa3 | 71 | // |
6f1e466d | 72 | |
a6dd11e9 | 73 | if (n < 0) { |
74 | return; | |
75 | } | |
76 | ||
77 | fArray = (Int_t *) TStorage::ReAlloc(fArray | |
78 | ,n *sizeof(Int_t) | |
79 | ,fN*sizeof(Int_t)); | |
80 | ||
81 | if (fArray != 0) { | |
82 | fN = n; | |
83 | } | |
6f1e466d | 84 | |
f7336fa3 | 85 | } |
86 |