1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
3 // File: XGUI_Displayer.h
4 // Created: 20 Apr 2014
5 // Author: Natalia ERMOLAEVA
7 #ifndef XGUI_Displayer_H
8 #define XGUI_Displayer_H
12 #include <GeomAPI_AISObject.h>
13 #include <TopoDS_Shape.hxx>
14 #include <AIS_InteractiveObject.hxx>
15 #include <AIS_InteractiveContext.hxx>
16 #include <NCollection_List.hxx>
18 #include <ModelAPI_Result.h>
20 #include <ModuleBase_Definitions.h>
21 #include <ModuleBase_ViewerPrs.h>
23 #include <SelectMgr_AndFilter.hxx>
28 class ModelAPI_Feature;
31 /**\class XGUI_Displayer
33 * \brief Displayer. Provides mechanizm of display/erase of objects in the viewer
35 class XGUI_EXPORT XGUI_Displayer
38 enum DisplayMode { NoMode = -1, Wireframe, Shading };
41 /// \param theViewer the viewer
42 XGUI_Displayer(XGUI_Workshop* theWorkshop);
44 virtual ~XGUI_Displayer();
46 /// Returns the feature visibility state.
47 /// \param theFeature a feature instance
48 bool isVisible(ObjectPtr theObject) const;
50 /// Display the feature. Obtain the visualized object from the feature.
51 /// \param theFeature a feature instance
52 /// \param isUpdateViewer the parameter whether the viewer should be update immediatelly
53 /// Returns true if the Feature succesfully displayed
54 void display(ObjectPtr theObject, bool isUpdateViewer = true);
56 /// Display the given AIS object. To hide this object use corresponde erase method
57 void displayAIS(AISObjectPtr theAIS, bool isUpdate = true);
60 * Add presentations which corresponds to the given features to current selection
61 * \param theFeatures a list of features to be selected
62 * isUpdateViewer the parameter whether the viewer should be update immediatelly
64 void setSelected(const QObjectPtrList& theFeatures, bool isUpdateViewer = true);
67 /// Un select all objects
70 /// Erase the feature and a shape.
71 /// \param theFeature a feature instance
72 /// \param isUpdateViewer the parameter whether the viewer should be update immediatelly
73 void erase(ObjectPtr theObject, const bool isUpdateViewer = true);
75 /// Erase the given AIS object displayed by corresponded display method
76 void eraseAIS(AISObjectPtr theAIS, const bool isUpdate = true);
78 /// Erase all presentations
79 /// \param isUpdateViewer the parameter whether the viewer should be update immediatelly
80 void eraseAll(const bool isUpdateViewer = true);
82 /// Deactivates selection of sub-shapes
83 /// \param isUpdateViewer the parameter whether the viewer should be update immediatelly
84 void closeLocalContexts(const bool isUpdateViewer = true);
86 void addSelectionFilter(const Handle(SelectMgr_Filter)& theFilter);
88 void removeSelectionFilter(const Handle(SelectMgr_Filter)& theFilter);
92 /// Updates the viewer
95 /// Searches the interactive object by feature
96 /// \param theFeature the feature or NULL if it not visualized
97 /// \return theIO an interactive object
98 AISObjectPtr getAISObject(ObjectPtr theFeature) const;
100 /// Searches the feature by interactive object
101 /// \param theIO an interactive object
102 /// \return feature the feature or NULL if it not visualized
103 ObjectPtr getObject(const AISObjectPtr& theIO) const;
104 ObjectPtr getObject(const Handle(AIS_InteractiveObject)& theIO) const;
106 /// Deactivates the given object (not allow selection)
107 void deactivate(ObjectPtr theFeature);
109 /// Activates the given object (it can be selected)
110 /// \param theModes - modes on which it has to be activated (can be empty)
111 void activate(ObjectPtr theFeature, const QIntList& theModes);
113 /// Activates the given object with default modes
114 void activate(ObjectPtr theFeature);
116 /// Returns true if the given object can be selected
117 bool isActive(ObjectPtr theObject) const;
119 /// Activates in local context displayed outside of the context.
120 /// \param theModes - modes on which it has to be activated (can be empty)
121 void activateObjects(const QIntList& theModes);
123 /// Activates in local context displayed outside of the context.
124 void deactivateObjects();
126 /// Sets display mode for the given object if this object is displayed
127 void setDisplayMode(ObjectPtr theObject, DisplayMode theMode, bool toUpdate = true);
129 /// Returns current display mode for the given object.
130 /// If object is not dis played then returns NoMode.
131 DisplayMode displayMode(ObjectPtr theObject) const;
134 /// Displays only objects listed in the list
135 void showOnly(const QObjectPtrList& theList);
137 /// Returns number of displayed objects
138 int objectsCount() const { return myResult2AISObjectMap.size(); }
141 /// Returns currently installed AIS_InteractiveContext
142 Handle(AIS_InteractiveContext) AISContext() const;
144 /// Returns the viewer context top filter. If there is no a filter, it is created and set into
145 /// The context should have only this filter inside. Other filters should be add to the filter
146 Handle(SelectMgr_AndFilter) GetFilter();
148 /// Display the feature and a shape. This shape would be associated to the given feature
149 /// \param theFeature a feature instance
150 /// \param theAIS AIS presentation
151 /// \param isUpdateViewer the parameter whether the viewer should be update immediatelly
152 /// Returns true if the Feature succesfully displayed
153 void display(ObjectPtr theObject, AISObjectPtr theAIS, bool isShading,
154 bool isUpdateViewer = true);
156 /// Display the shape and activate selection of sub-shapes
157 /// \param theFeature a feature instance
158 /// \param theAIS an AIS object
159 /// \param isUpdateViewer the parameter whether the viewer should be update immediatelly
160 /// \returns true if the presentation is created
161 //bool redisplay(ObjectPtr theObject,
162 // AISObjectPtr theAIS,
163 // const bool isUpdateViewer = true);
165 /** Redisplay the shape if it was displayed
166 * \param theFeature a feature instance
167 * \param isUpdateViewer the parameter whether the viewer should be update immediatelly
169 void redisplay(ObjectPtr theObject, bool isUpdateViewer = true);
171 /// Opens local context. Does nothing if it is already opened.
172 void openLocalContext();
175 XGUI_Workshop* myWorkshop;
177 Handle(SelectMgr_AndFilter) myAndFilter;
179 typedef QMap<ObjectPtr, AISObjectPtr> ResultToAISMap;
180 ResultToAISMap myResult2AISObjectMap;
182 // A flag of initialization of external objects selection
183 //bool myUseExternalObjects;
184 // Selection modes installed for external objects in local context
185 QIntList myActiveSelectionModes;