1 // SALOME VTKViewer : build VTK viewer into Salome desktop
3 // Copyright (C) 2003 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
24 // File : VTKViewer_InteractorStyle.h
25 // Author : Christophe ATTANASIO
28 #ifndef __VTKViewer_InteractorStyle_h
29 #define __VTKViewer_InteractorStyle_h
31 #include <vtkInteractorStyle.h>
34 class vtkRenderWindowInteractor;
41 #include "VTKViewer.h"
43 #include "VTKViewer_Filter.h"
45 class VTKViewer_Actor;
46 class VTKViewer_Trihedron;
47 class VTKViewer_ViewWindow;
48 class VTKViewer_RenderWindowInteractor;
50 #define VTK_INTERACTOR_STYLE_CAMERA_NONE 0
51 #define VTK_INTERACTOR_STYLE_CAMERA_ROTATE 1
52 #define VTK_INTERACTOR_STYLE_CAMERA_PAN 2
53 #define VTK_INTERACTOR_STYLE_CAMERA_ZOOM 3
54 #define VTK_INTERACTOR_STYLE_CAMERA_SPIN 4
55 #define VTK_INTERACTOR_STYLE_CAMERA_FIT 5
56 #define VTK_INTERACTOR_STYLE_CAMERA_SELECT 6
57 #define VTK_INTERACTOR_STYLE_CAMERA_GLOBAL_PAN 7
60 #pragma warning ( disable:4251 )
64 * This class must be supplied with a vtkRenderWindowInteractor wrapper or\n
65 * parent. This class should not normally be instantiated by application\n
68 class VTKVIEWER_EXPORT VTKViewer_InteractorStyle : public QObject, public vtkInteractorStyle
71 static VTKViewer_InteractorStyle *New();
72 vtkTypeMacro(VTKViewer_InteractorStyle, vtkInteractorStyle);
74 virtual void SetInteractor(vtkRenderWindowInteractor *theInteractor);
75 void setViewWnd(VTKViewer_ViewWindow* theViewWnd);
76 void setGUIWindow(QWidget* theWindow);
78 void setTriedron(VTKViewer_Trihedron* theTrihedron);
79 void setPreselectionProp(const double& theRed = 0, const double& theGreen = 1,
80 const double& theBlue = 1, const int& theWidth = 5);
82 // Generic event bindings must be overridden in subclasses
83 void OnMouseMove (int ctrl, int shift, int x, int y);
84 void OnLeftButtonDown(int ctrl, int shift, int x, int y);
85 void OnLeftButtonUp (int ctrl, int shift, int x, int y);
86 void OnMiddleButtonDown(int ctrl, int shift, int x, int y);
87 void OnMiddleButtonUp (int ctrl, int shift, int x, int y);
88 void OnRightButtonDown(int ctrl, int shift, int x, int y);
89 void OnRightButtonUp (int ctrl, int shift, int x, int y);
91 void OnSelectionModeChanged();
95 void SetFilter( const Handle( VTKViewer_Filter)& );
96 Handle(VTKViewer_Filter) GetFilter( const int );
97 bool IsFilterPresent( const int );
98 void RemoveFilter( const int );
99 bool IsValid( VTKViewer_Actor* theActor,
101 const bool theIsNode = false );
103 void IncrementalPan ( const int incrX, const int incrY );
104 void IncrementalZoom ( const int incr );
105 void IncrementalRotate( const int incrX, const int incrY );
107 int CurrentState() const { return State; }
110 VTKViewer_InteractorStyle();
111 ~VTKViewer_InteractorStyle();
112 VTKViewer_InteractorStyle(const VTKViewer_InteractorStyle&) {};
113 void operator=(const VTKViewer_InteractorStyle&) {};
115 void RotateXY(int dx, int dy);
116 void PanXY(int x, int y, int oldX, int oldY);
117 void DollyXY(int dx, int dy);
118 void SpinXY(int dx, int dy, int oldX, int oldY);
119 void fitRect(const int left, const int top, const int right, const int bottom);
120 void Place(const int theX, const int theY);
121 void TranslateView(int toX, int toY, int fromX, int fromY);
122 bool IsInRect(vtkActor* theActor,
123 const int left, const int top,
124 const int right, const int bottom);
125 bool IsInRect(vtkCell* theCell,
126 const int left, const int top,
127 const int right, const int bottom);
128 bool IsInRect(vtkFloatingPointType* thePoint,
129 const int left, const int top,
130 const int right, const int bottom);
133 vtkFloatingPointType MotionFactor;
134 vtkFloatingPointType RadianToDegree; // constant: for conv from deg to rad
137 VTKViewer_Actor *myPreViewActor, *myPreSelectionActor, *mySelectedActor;
144 bool eventFilter(QObject* object, QEvent* event);
147 void startGlobalPan();
151 bool needsRedrawing();
155 void startOperation(int operation);
156 virtual void onStartOperation();
157 virtual void onFinishOperation();
158 virtual void onOperation(QPoint mousePos);
159 virtual void onCursorMove(QPoint mousePos);
160 virtual void setCursor(const int operation);
166 QCursor myZoomCursor;
167 QCursor myRotateCursor;
168 QCursor mySpinCursor;
169 QCursor myHandCursor;
170 QCursor myGlobalPanCursor;
177 VTKViewer_RenderWindowInteractor* m_Interactor;
178 VTKViewer_ViewWindow* m_ViewWnd;
179 VTKViewer_Trihedron* m_Trihedron;
180 QWidget* myGUIWindow;
182 std::map<int, Handle(VTKViewer_Filter) > myFilters;
184 /** @name members from old version*/
186 double DeltaElevation;
193 #pragma warning ( default:4251 )