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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 | ||
16 | // $Id$ | |
17 | // $MpId: AliMpIntPair.cxx,v 1.7 2006/05/24 13:58:29 ivana Exp $ | |
18 | // Category: basic | |
19 | // | |
20 | // Class AliMpIntPair | |
21 | // -------------- | |
22 | // Class that defines the pair of integers. | |
23 | // The pair created by the default constructor is in invalide state, | |
24 | // setting one of values changes the state to valid. | |
25 | // | |
26 | // Included in AliRoot: 2003/05/02 | |
27 | // Authors: David Guez, Ivana Hrivnacova; IPN Orsay | |
28 | ||
29 | #include "AliMpIntPair.h" | |
30 | ||
31 | #include "AliLog.h" | |
32 | ||
33 | #include <Riostream.h> | |
34 | ||
35 | /// \cond CLASSIMP | |
36 | ClassImp(AliMpIntPair) | |
37 | /// \endcond | |
38 | ||
39 | ||
40 | /////////////////////////////////////////////////// | |
41 | // | |
42 | // This class is a replacement for the standard STL | |
43 | // pair<int,int> class, which can not be handed | |
44 | // by the normal ROOT automatic streamer | |
45 | // (at least in the ROOT version 3.03/03) | |
46 | // | |
47 | /////////////////////////////////////////////////// | |
48 | ||
49 | ||
50 | //_____________________________________________________________________________ | |
51 | AliMpIntPair::AliMpIntPair(Int_t ix,Int_t iy) | |
52 | : TObject(), | |
53 | fFirst(ix), | |
54 | fSecond(iy), | |
55 | fValidity(true) | |
56 | { | |
57 | /// Standard constructor | |
58 | } | |
59 | ||
60 | //_____________________________________________________________________________ | |
61 | AliMpIntPair::AliMpIntPair(Int_t ix,Int_t iy, Bool_t validity) | |
62 | : TObject(), | |
63 | fFirst(ix), | |
64 | fSecond(iy), | |
65 | fValidity(validity) | |
66 | { | |
67 | /// Standard constructor with validity argument | |
68 | } | |
69 | ||
70 | //_____________________________________________________________________________ | |
71 | AliMpIntPair::AliMpIntPair() | |
72 | : TObject(), | |
73 | //fFirst(9999), | |
74 | //fSecond(9999), | |
75 | fFirst(0), | |
76 | fSecond(0), | |
77 | fValidity(false) | |
78 | { | |
79 | /// Default constructor | |
80 | } | |
81 | ||
82 | //_____________________________________________________________________________ | |
83 | AliMpIntPair::AliMpIntPair(const AliMpIntPair& src): | |
84 | TObject(src), | |
85 | fFirst(src.fFirst), | |
86 | fSecond(src.fSecond), | |
87 | fValidity(src.fValidity) | |
88 | { | |
89 | /// Copy constructor | |
90 | } | |
91 | ||
92 | //_____________________________________________________________________________ | |
93 | AliMpIntPair::~AliMpIntPair() | |
94 | { | |
95 | /// Destructor | |
96 | } | |
97 | ||
98 | //_____________________________________________________________________________ | |
99 | Bool_t AliMpIntPair::operator< (const AliMpIntPair& pos2) const | |
100 | { | |
101 | /// Less operator | |
102 | ||
103 | // fFirst prior to fSecond | |
104 | if (fFirst<pos2.fFirst) return kTRUE; | |
105 | if (fFirst>pos2.fFirst) return kFALSE; | |
106 | if (fSecond<pos2.fSecond) return kTRUE; | |
107 | return kFALSE; | |
108 | } | |
109 | ||
110 | //_____________________________________________________________________________ | |
111 | Bool_t AliMpIntPair::operator== (const AliMpIntPair& pos2) const | |
112 | { | |
113 | /// Equality operator | |
114 | ||
115 | // are this and pos2 equals? | |
116 | ||
117 | // one valid, one invalid | |
118 | if (fValidity != pos2.fValidity) return false; | |
119 | ||
120 | // both invalid | |
121 | if (!fValidity) return true; | |
122 | ||
123 | // both valid | |
124 | return (fFirst==pos2.fFirst) && (fSecond==pos2.fSecond); | |
125 | } | |
126 | ||
127 | //_____________________________________________________________________________ | |
128 | Bool_t AliMpIntPair::operator!= (const AliMpIntPair& pos2) const | |
129 | { | |
130 | /// Non-equality operator | |
131 | ||
132 | // are this and pos2 equals? | |
133 | return !(*this == pos2); | |
134 | } | |
135 | ||
136 | //_____________________________________________________________________________ | |
137 | AliMpIntPair& AliMpIntPair::operator=(const AliMpIntPair& src) | |
138 | { | |
139 | /// Assignment operator | |
140 | ||
141 | // check assignment to self | |
142 | if (this == &src) return *this; | |
143 | ||
144 | // base class assignment | |
145 | TObject::operator=(src); | |
146 | ||
147 | // assignment operator | |
148 | fFirst = src.fFirst; | |
149 | fSecond = src.fSecond; | |
150 | fValidity = src.fValidity; | |
151 | ||
152 | return *this; | |
153 | } | |
154 | //_____________________________________________________________________________ | |
155 | Int_t AliMpIntPair::Compare(const TObject* obj) const | |
156 | { | |
157 | /// Compare using operator < | |
158 | ||
159 | const AliMpIntPair* pair = dynamic_cast<const AliMpIntPair*>(obj); | |
160 | if ( !pair ) { | |
161 | AliErrorStream() << "Wrong object type." << endl; | |
162 | return -1; | |
163 | } | |
164 | ||
165 | return ( *this < *pair ) ? -1 : 1; | |
166 | } | |
167 | //_____________________________________________________________________________ | |
168 | void AliMpIntPair::operator += (const AliMpIntPair& op) | |
169 | { | |
170 | /// Incrementation operator | |
171 | ||
172 | fFirst += op.fFirst; | |
173 | fSecond += op.fSecond; | |
174 | ||
175 | // operation only on valid pairs | |
176 | fValidity = fValidity && op.fValidity; | |
177 | } | |
178 | //_____________________________________________________________________________ | |
179 | void AliMpIntPair::operator -= (const AliMpIntPair& op) | |
180 | { | |
181 | /// Decrementation operator | |
182 | ||
183 | fFirst -= op.fFirst; | |
184 | fSecond -= op.fSecond; | |
185 | ||
186 | // operation only on valid pairs | |
187 | fValidity = fValidity && op.fValidity; | |
188 | } | |
189 | ||
190 | //_____________________________________________________________________________ | |
191 | AliMpIntPair operator-(const AliMpIntPair& op1,const AliMpIntPair& op2) | |
192 | { | |
193 | /// Substraction operator | |
194 | ||
195 | return AliMpIntPair(op1.GetFirst()-op2.GetFirst(), | |
196 | op1.GetSecond()-op2.GetSecond(), | |
197 | op1.IsValid() && op2.IsValid()); | |
198 | } | |
199 | //_____________________________________________________________________________ | |
200 | AliMpIntPair operator+(const AliMpIntPair& op1,const AliMpIntPair& op2) | |
201 | { | |
202 | /// Addition operator | |
203 | ||
204 | return AliMpIntPair(op1.GetFirst()+op2.GetFirst(), | |
205 | op1.GetSecond()+op2.GetSecond(), | |
206 | op1.IsValid() && op2.IsValid()); | |
207 | } | |
208 | //_____________________________________________________________________________ | |
209 | AliMpIntPair operator*(const AliMpIntPair& op1,const AliMpIntPair& op2) | |
210 | { | |
211 | /// Multiplication operator | |
212 | ||
213 | return AliMpIntPair(op1.GetFirst()*op2.GetFirst(), | |
214 | op1.GetSecond()*op2.GetSecond(), | |
215 | op1.IsValid() && op2.IsValid()); | |
216 | } | |
217 | //_____________________________________________________________________________ | |
218 | ostream& operator<< (ostream &stream,const AliMpIntPair& op) | |
219 | { | |
220 | /// Output streaming | |
221 | ||
222 | if (op.IsValid()) { | |
223 | stream << '('; | |
224 | stream << op.GetFirst()<<','<<op.GetSecond()<<')'; | |
225 | return stream; | |
226 | } | |
227 | else { | |
228 | stream << "AliMpIntPair::Invalid"; | |
229 | return stream; | |
230 | } | |
231 | } | |
232 |