1 // File: Model_Document.h
2 // Created: 28 Feb 2014
3 // Author: Mikhail PONIKAROV
5 #ifndef Model_Document_HeaderFile
6 #define Model_Document_HeaderFile
9 #include <ModelAPI_Document.h>
11 #include <TDocStd_Document.hxx>
15 class Handle_Model_Document;
17 /**\class Model_Document
19 * \brief Document for internal data structure of any object storage.
20 * Document contains all data that must be stored/retrived in the file.
21 * Also it provides acces to this data: open/save, transactions management etc.
23 class Model_Document: public ModelAPI_Document
27 //! Loads the OCAF document from the file.
28 //! \param theFileName full name of the file to load
29 //! \param theStudyID identifier of the SALOME study to associate with loaded file
30 //! \returns true if file was loaded successfully
31 MODEL_EXPORT virtual bool load(const char* theFileName);
33 //! Saves the OCAF document to the file.
34 //! \param theFileName full name of the file to store
35 //! \returns true if file was stored successfully
36 MODEL_EXPORT virtual bool save(const char* theFileName);
38 //! Removes document data
39 MODEL_EXPORT virtual void close();
41 //! Starts a new operation (opens a tansaction)
42 MODEL_EXPORT virtual void startOperation();
43 //! Finishes the previously started operation (closes the transaction)
44 //! Returns true if transaction in this document is not empty and really was performed
45 MODEL_EXPORT virtual void finishOperation();
46 //! Aborts the operation
47 MODEL_EXPORT virtual void abortOperation();
48 //! Returns true if operation has been started, but not yet finished or aborted
49 MODEL_EXPORT virtual bool isOperation();
50 //! Returns true if document was modified (since creation/opening)
51 MODEL_EXPORT virtual bool isModified();
53 //! Returns True if there are available Undos
54 MODEL_EXPORT virtual bool canUndo();
55 //! Undoes last operation
56 MODEL_EXPORT virtual void undo();
57 //! Returns True if there are available Redos
58 MODEL_EXPORT virtual bool canRedo();
59 //! Redoes last operation
60 MODEL_EXPORT virtual void redo();
62 //! Adds to the document the new feature of the given feature id
63 //! \param creates feature and puts it in the document
64 MODEL_EXPORT virtual boost::shared_ptr<ModelAPI_Feature> addFeature(std::string theID);
66 //! Returns the existing feature by the label
67 //! \param theLabel base label of the feature
68 MODEL_EXPORT virtual boost::shared_ptr<ModelAPI_Feature> feature(TDF_Label& theLabel);
70 //! Adds a new sub-document by the identifier, or returns existing one if it is already exist
71 MODEL_EXPORT virtual boost::shared_ptr<ModelAPI_Document> subDocument(std::string theDocID);
73 //! Creates an iterator of the features by the specific groups
74 MODEL_EXPORT virtual boost::shared_ptr<ModelAPI_Iterator> featuresIterator(
75 const std::string theGroup);
77 MODEL_EXPORT virtual const std::string& id() const {return myID;}
79 //! Returns the feature in the group by the index (started from zero)
80 MODEL_EXPORT virtual boost::shared_ptr<ModelAPI_Feature>
81 feature(const std::string& theGroupID, const int theIndex);
83 ///! Returns the vector of groups already added to the document
84 MODEL_EXPORT virtual const std::vector<std::string>& getGroups() const;
86 //! Returns the index of feature in the group (zero based)
87 //! \retruns -1 if not found
88 MODEL_EXPORT virtual int featureIndex(boost::shared_ptr<ModelAPI_Feature> theFeature);
92 //! Returns (creates if needed) the group label
93 TDF_Label groupLabel(const std::string theGroup);
95 //! Initializes feature with a unique name in this group (unique name is generated as
96 //! feature type + "_" + index
97 void setUniqueName(boost::shared_ptr<ModelAPI_Feature> theFeature);
99 //! Adds to the document the new feature
100 void addFeature(const boost::shared_ptr<ModelAPI_Feature> theFeature);
102 //! Synchronizes myGroups, myGroupsNames, myFeatures and mySubs list with the updated document
103 void synchronizeFeatures();
105 //! Creates new document with binary file format
106 Model_Document(const std::string theID);
108 friend class Model_Application;
111 std::string myID; ///< identifier of the document in the application
112 Handle_TDocStd_Document myDoc; ///< OCAF document
113 /// number of transactions after the last "save" call, used for "IsModified" method
114 int myTransactionsAfterSave;
115 /// root labels of the features groups identified by names
116 std::map<std::string, TDF_Label> myGroups;
117 std::vector<std::string> myGroupsNames; ///< names of added groups to the document
118 /// Features managed by this document: by group name
119 std::map<std::string, std::vector<boost::shared_ptr<ModelAPI_Feature> > > myFeatures;
120 std::set<std::string> mySubs; ///< set of identifiers of sub-documents of this document
121 /// transaction indexes (related to myTransactionsAfterSave) which were empty in this doc
122 std::map<int, bool> myIsEmptyTr;