1 |
|
2 |
#include "UseTheForce/ForceFieldFactory" |
3 |
namespace oopse { |
4 |
|
5 |
//initialize instance of ForceFieldFactory |
6 |
ForceFieldFactory::instance_ = NULL; |
7 |
|
8 |
bool ForceFieldFactory::registerForceField(const std::string& id, ForceFieldCreatorType creator) { |
9 |
return creatorMap_.insert( |
10 |
CreatorMapType::value_type(id, creator)).second; |
11 |
} |
12 |
|
13 |
bool ForceFieldFactory::unregisterForceField(const std::string& id) { |
14 |
return creatorMap_.erase(id) == 1; |
15 |
} |
16 |
|
17 |
ForceField* ForceFieldFactory::createForceField(const std::string& id) { |
18 |
typename CreatorMapType::iterator i = creatorMap_.find(id); |
19 |
if (i != creatorMap_.end()) { |
20 |
//invoke functor to create object |
21 |
return (i->second)(); |
22 |
} else { |
23 |
return NULL; |
24 |
} |
25 |
} |
26 |
|
27 |
std::vector<std::string> ForceFieldFactory::getIdents() { |
28 |
IdentVectorType idents; |
29 |
typename CreatorMapType::iterator i; |
30 |
|
31 |
for (i = creatorMap_.begin(); i != creatorMap_.end(); ++i) { |
32 |
idents.push_back(i->first); |
33 |
} |
34 |
|
35 |
return idents; |
36 |
} |
37 |
|
38 |
std::ostream& operator <<(std::ostream& o, ForceFieldFactory& factory) { |
39 |
typename ForceFieldFactory::IdentVectorType idents; |
40 |
typename ForceFieldFactory::IdentVectorIterator i; |
41 |
|
42 |
idents = factory.getIdents(); |
43 |
|
44 |
o << "Avaliable type identifiers in this factory: " << std::endl; |
45 |
for (i = idents.begin(); i != idents.end(); ++i) { |
46 |
o << *i << std::endl; |
47 |
} |
48 |
|
49 |
return o; |
50 |
} |
51 |
|
52 |
} |