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1 //
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25 //
26 // G4ParticleTableIterator
27
28 // Authors: G.Cosmo, 2 December 1995 - Design, based on object model
29 // H.Kurashige, 28 October 1999 - First implementation
30 // --------------------------------------------------------------------
31 #ifndef G4ParticleTableIterator_hh
32 #define G4ParticleTableIterator_hh 1
33
34 #include "G4ParticleDefinition.hh"
35
36 #include <map>
37
38 template<class K, class V>
39 class G4ParticleTableIterator
40 {
41 public:
42 using Map = std::map<K, V, std::less<K>>;
43
44 G4ParticleTableIterator(Map& adict) : it(adict.begin()), mydict(&adict) {}
45
46 G4bool operator++()
47 {
48 if (!defined) return false;
49 ++it;
50 return static_cast<bool>(it != mydict->end());
51 }
52
53 G4bool operator()()
54 {
55 if (!defined) {
56 defined = true;
57 it = mydict->begin();
58 }
59 else {
60 ++it;
61 }
62 if (it == mydict->end()) return false;
63 if (skipIons) {
64 while ((static_cast<G4ParticleDefinition*>((*it).second))->IsGeneralIon())
65 { // Loop checking, 09.08.2015, K.Kurashige
66 ++it;
67 if (it == mydict->end()) return false;
68 }
69 }
70 return true;
71 }
72
73 void reset(G4bool ifSkipIon = true)
74 {
75 defined = false;
76 skipIons = ifSkipIon;
77 }
78
79 K* key() const { return &((*it).first); }
80
81 V value() const { return (*it).second; }
82
83 private:
84 typename Map::iterator it;
85 Map* mydict = nullptr;
86 G4bool defined = false;
87 G4bool skipIons = true;
88 };
89
90 #endif
91