1 // Copyright (C) 2007-2008 CEA/DEN, EDF R&D, OPEN CASCADE
3 // Copyright (C) 2003-2007 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
22 // SALOME VTKViewer : build VTK viewer into Salome desktop
23 // File : VTKViewer_InteractorStyle.h
24 // Author : Christophe ATTANASIO
27 #ifndef __VTKViewer_InteractorStyle_h
28 #define __VTKViewer_InteractorStyle_h
30 #include <vtkInteractorStyle.h>
33 class vtkRenderWindowInteractor;
42 #include "VTKViewer.h"
44 #include "VTKViewer_Filter.h"
46 class VTKViewer_Actor;
47 class VTKViewer_Trihedron;
48 class VTKViewer_ViewWindow;
49 class VTKViewer_RenderWindowInteractor;
51 #define VTK_INTERACTOR_STYLE_CAMERA_NONE 0
52 #define VTK_INTERACTOR_STYLE_CAMERA_ROTATE 1
53 #define VTK_INTERACTOR_STYLE_CAMERA_PAN 2
54 #define VTK_INTERACTOR_STYLE_CAMERA_ZOOM 3
55 #define VTK_INTERACTOR_STYLE_CAMERA_SPIN 4
56 #define VTK_INTERACTOR_STYLE_CAMERA_FIT 5
57 #define VTK_INTERACTOR_STYLE_CAMERA_SELECT 6
58 #define VTK_INTERACTOR_STYLE_CAMERA_GLOBAL_PAN 7
61 #pragma warning ( disable:4251 )
65 * This class must be supplied with a vtkRenderWindowInteractor wrapper or\n
66 * parent. This class should not normally be instantiated by application\n
69 class VTKVIEWER_EXPORT VTKViewer_InteractorStyle : public QObject, public vtkInteractorStyle
72 static VTKViewer_InteractorStyle *New();
73 vtkTypeMacro(VTKViewer_InteractorStyle, vtkInteractorStyle);
75 virtual void SetInteractor(vtkRenderWindowInteractor *theInteractor);
76 void setViewWnd(VTKViewer_ViewWindow* theViewWnd);
77 void setGUIWindow(QWidget* theWindow);
79 void setTriedron(VTKViewer_Trihedron* theTrihedron);
80 void setPreselectionProp(const double& theRed = 0, const double& theGreen = 1,
81 const double& theBlue = 1, const int& theWidth = 5);
83 // Generic event bindings must be overridden in subclasses
84 void OnMouseMove (int ctrl, int shift, int x, int y);
85 void OnLeftButtonDown(int ctrl, int shift, int x, int y);
86 void OnLeftButtonUp (int ctrl, int shift, int x, int y);
87 void OnMiddleButtonDown(int ctrl, int shift, int x, int y);
88 void OnMiddleButtonUp (int ctrl, int shift, int x, int y);
89 void OnRightButtonDown(int ctrl, int shift, int x, int y);
90 void OnRightButtonUp (int ctrl, int shift, int x, int y);
92 void OnSelectionModeChanged();
96 void SetFilter( const Handle( VTKViewer_Filter)& );
97 Handle(VTKViewer_Filter) GetFilter( const int );
98 bool IsFilterPresent( const int );
99 void RemoveFilter( const int );
100 bool IsValid( VTKViewer_Actor* theActor,
102 const bool theIsNode = false );
104 void IncrementalPan ( const int incrX, const int incrY );
105 void IncrementalZoom ( const int incr );
106 void IncrementalRotate( const int incrX, const int incrY );
108 int CurrentState() const { return State; }
111 VTKViewer_InteractorStyle();
112 ~VTKViewer_InteractorStyle();
113 VTKViewer_InteractorStyle(const VTKViewer_InteractorStyle&) {};
114 void operator=(const VTKViewer_InteractorStyle&) {};
116 void RotateXY(int dx, int dy);
117 void PanXY(int x, int y, int oldX, int oldY);
118 void DollyXY(int dx, int dy);
119 void SpinXY(int dx, int dy, int oldX, int oldY);
120 void fitRect(const int left, const int top, const int right, const int bottom);
121 void Place(const int theX, const int theY);
122 void TranslateView(int toX, int toY, int fromX, int fromY);
123 bool IsInRect(vtkActor* theActor,
124 const int left, const int top,
125 const int right, const int bottom);
126 bool IsInRect(vtkCell* theCell,
127 const int left, const int top,
128 const int right, const int bottom);
129 bool IsInRect(vtkFloatingPointType* thePoint,
130 const int left, const int top,
131 const int right, const int bottom);
134 vtkFloatingPointType MotionFactor;
135 vtkFloatingPointType RadianToDegree; // constant: for conv from deg to rad
138 VTKViewer_Actor *myPreViewActor, *myPreSelectionActor, *mySelectedActor;
145 bool eventFilter(QObject* object, QEvent* event);
148 void startGlobalPan();
152 bool needsRedrawing();
156 void startOperation(int operation);
157 virtual void onStartOperation();
158 virtual void onFinishOperation();
159 virtual void onOperation(QPoint mousePos);
160 virtual void onCursorMove(QPoint mousePos);
161 virtual void setCursor(const int operation);
169 QCursor myZoomCursor;
170 QCursor myRotateCursor;
171 QCursor mySpinCursor;
172 QCursor myHandCursor;
173 QCursor myGlobalPanCursor;
180 VTKViewer_RenderWindowInteractor* m_Interactor;
181 VTKViewer_ViewWindow* m_ViewWnd;
182 VTKViewer_Trihedron* m_Trihedron;
183 QWidget* myGUIWindow;
185 std::map<int, Handle(VTKViewer_Filter) > myFilters;
187 QRubberBand* myRectBand; //!< selection rectangle rubber band
189 /** @name members from old version*/
191 double DeltaElevation;
198 #pragma warning ( default:4251 )