source: src/World.hpp@ 46d958

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Last change on this file since 46d958 was 46d958, checked in by Tillmann Crueger <crueger@…>, 15 years ago

Made the world solely responsible for creating and destroying atoms.

  • Property mode set to 100644
File size: 3.2 KB
Line 
1/*
2 * World.hpp
3 *
4 * Created on: Feb 3, 2010
5 * Author: crueger
6 */
7
8#ifndef WORLD_HPP_
9#define WORLD_HPP_
10
11#include <string>
12#include <map>
13#include <vector>
14#include <set>
15#include <boost/thread.hpp>
16#include <boost/shared_ptr.hpp>
17
18
19#include "Patterns/Observer.hpp"
20#include "Patterns/Cacheable.hpp"
21
22// forward declarations
23class periodentafel;
24class MoleculeListClass;
25class atom;
26class molecule;
27class AtomDescriptor;
28class AtomDescriptor_impl;
29class ManipulateAtomsProcess;
30template<typename T>
31class AtomsCalculation;
32
33class World : public Observable
34{
35// necessary for coupling with descriptors
36friend class AtomDescriptor_impl;
37friend class AtomDescriptor;
38
39// Actions, calculations etc associated with the World
40friend class ManipulateAtomsProcess;
41template<typename> friend class AtomsCalculation;
42
43typedef std::map<int,atom*> AtomList;
44public:
45
46 /***** getter and setter *****/
47 // reference to pointer is used for legacy reason... reference will be removed latter to keep encapsulation of World object
48 periodentafel *&getPeriode();
49 atom* getAtom(AtomDescriptor descriptor);
50 std::vector<atom*> getAllAtoms(AtomDescriptor descriptor);
51
52 template<typename T>
53 AtomsCalculation<T>* calcOnAtoms(boost::function<T(atom*)>,std::string,AtomDescriptor);
54
55 int numAtoms();
56 int numMolecules();
57
58 /***** Methods to work with the World *****/
59 molecule *createMolecule();
60 atom *createAtom();
61 int registerAtom(atom*);
62 void destroyAtom(atom*);
63 void destroyAtom(int);
64
65 ManipulateAtomsProcess* manipulateAtoms(boost::function<void(atom*)>,std::string,AtomDescriptor);
66
67protected:
68 /**** Iterators to use internal data structures */
69 class AtomIterator {
70 public:
71 AtomIterator();
72 AtomIterator(AtomDescriptor, World*);
73 AtomIterator(const AtomIterator&);
74 AtomIterator& operator=(const AtomIterator&);
75 AtomIterator& operator++(); // prefix
76 AtomIterator operator++(int); // postfix with dummy parameter
77 bool operator==(const AtomIterator&);
78 bool operator==(const AtomList::iterator&);
79 bool operator!=(const AtomIterator&);
80 bool operator!=(const AtomList::iterator&);
81 atom* operator*();
82
83 int getCount();
84 protected:
85 void advanceState();
86 World* world;
87 AtomList::iterator state;
88 boost::shared_ptr<AtomDescriptor_impl> descr;
89 int index;
90 };
91
92 AtomIterator getAtomIter(AtomDescriptor descr);
93 AtomList::iterator atomEnd();
94
95 /******* Internal manipulation routines for double callback and Observer mechanism ******/
96 void doManipulate(ManipulateAtomsProcess *);
97
98private:
99 periodentafel *periode;
100 AtomList atoms;
101 int currAtomId; //!< stores the next available Id for atoms
102 std::set<molecule*> molecules;
103
104
105 /***** singleton Stuff *****/
106public:
107 static World* get();
108 static void destroy();
109 static World* reset();
110
111private:
112 World();
113 virtual ~World();
114
115 static World *theWorld;
116 // this mutex only saves the singleton pattern...
117 // use other mutexes to protect internal data as well
118 // this mutex handles access to the pointer, not to the object!!!
119 static boost::mutex worldLock;
120
121 /*****
122 * some legacy stuff that is include for now but will be removed later
123 *****/
124public:
125 MoleculeListClass *&getMolecules();
126
127private:
128 MoleculeListClass *molecules_deprecated;
129};
130
131#endif /* WORLD_HPP_ */
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