1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
3 #ifndef ModuleBase_IViewer_H
4 #define ModuleBase_IViewer_H
6 #include "ModuleBase.h"
9 #include <AIS_InteractiveContext.hxx>
10 #include <V3d_View.hxx>
14 class QContextMenuEvent;
15 class ModuleBase_IViewWindow;
19 * A Base object for definition of connector object to
20 * Salome Viewer. Reimplemented in NewGeom_SalomeViewer class
22 class MODULEBASE_EXPORT ModuleBase_IViewer : public QObject
27 /// \param theParent a parent object
28 ModuleBase_IViewer(QObject* theParent);
30 //! Returns AIS_InteractiveContext from current OCCViewer
31 virtual Handle(AIS_InteractiveContext) AISContext() const = 0;
33 //! Retrurns V3d_Vioewer from current viewer
34 virtual Handle(V3d_Viewer) v3dViewer() const = 0;
36 //! Returns Vsd_View object from currently active view window
37 virtual Handle(V3d_View) activeView() const = 0;
39 //! Enable or disable selection in the viewer
40 //! \param isEnabled is enable or disable flag
41 virtual void enableSelection(bool isEnabled) = 0;
43 //! Returns true if selection is enabled
44 virtual bool isSelectionEnabled() const = 0;
46 //! Enable or disable multiselection in the viewer
47 //! \param isEnable is enable or disable flag
48 virtual void enableMultiselection(bool isEnable) = 0;
50 //! Returns true if multiselection is enabled
51 virtual bool isMultiSelectionEnabled() const = 0;
53 //! Perfroms the fit all for the active view
54 virtual void fitAll() = 0;
56 //! Sets the view projection
57 /// \param theX the X projection value
58 /// \param theY the Y projection value
59 /// \param theZ the Z projection value
60 /// \param theTwist the twist angle in radians
61 virtual void setViewProjection( double theX, double theY, double theZ,
62 double theTwist ) = 0;
64 /// Add selection filter to the viewer
65 /// \param theFilter a selection filter
66 virtual void addSelectionFilter(const Handle(SelectMgr_Filter)& theFilter) = 0;
68 /// Remove selection filter from the viewer
69 /// \param theFilter a selection filter
70 virtual void removeSelectionFilter(const Handle(SelectMgr_Filter)& theFilter) = 0;
72 /// Returns true if the selection filter is set to the viewer
73 /// \param theFilter a selection filter
74 virtual bool hasSelectionFilter(const Handle(SelectMgr_Filter)& theFilter) = 0;
76 /// Remove all selection filters from the viewer
77 virtual void clearSelectionFilters() = 0;
79 /// Update current viewer
80 virtual void update() = 0;
82 const double Scale(const Handle(V3d_View)& theView)
84 if (!myWindowScale.contains(theView))
85 myWindowScale.insert(theView, theView->Camera()->Scale());
86 return myWindowScale[theView];
89 void SetScale(const Handle(V3d_View)& theView, const double theVal) { myWindowScale[theView] = theVal; }
91 /// Method returns True if the viewer can process editing objects
92 /// by mouse drugging. If this is impossible thet it has to return False.
93 virtual bool canDragByMouse() const { return true; }
95 // Fit all along Z (perpendicular to display)
96 virtual void Zfitall() = 0;
99 /// Signal emited when last view window is closed
100 void lastViewClosed();
102 /// Signal emited before view window is closed
103 void tryCloseView(ModuleBase_IViewWindow* theWnd);
105 /// Signal emited on delete view window
106 void deleteView(ModuleBase_IViewWindow* theWnd);
108 /// Signal emited on creation of view window
109 void viewCreated(ModuleBase_IViewWindow* theWnd);
111 /// Signal emited on key release
112 void activated(ModuleBase_IViewWindow* theWnd);
114 /// Signal emited on mouse press
115 void mousePress(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent);
117 /// Signal emited on mouse release
118 void mouseRelease(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent);
120 /// Signal emited on mouse double click
121 void mouseDoubleClick(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent);
123 /// Signal emited on mouse move
124 void mouseMove(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent);
126 /// Signal emited on key press
127 void keyPress(ModuleBase_IViewWindow* theWnd, QKeyEvent* theEvent);
129 /// Signal emited on key release
130 void keyRelease(ModuleBase_IViewWindow* theWnd, QKeyEvent* theEvent);
132 /// Signal emited on selection changed
133 void selectionChanged();
135 /// Signal emited on selection changed
136 void contextMenuRequested(QContextMenuEvent*);
138 /// Signal emitted on transformation of view point in view window
139 /// \param theTransformation type of transformation (see AppElements_ViewWindow::OperationType)
140 void viewTransformed(int theTransformation);
143 QMap<Handle(V3d_View), double> myWindowScale;