-// SALOME VTKViewer : build VTK viewer into Salome desktop
+// Copyright (C) 2007-2016 CEA/DEN, EDF R&D, OPEN CASCADE
+//
+// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
+// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
//
-// Copyright (C) 2003 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
-// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
-//
-// This library is free software; you can redistribute it and/or
-// modify it under the terms of the GNU Lesser General Public
-// License as published by the Free Software Foundation; either
-// version 2.1 of the License.
-//
-// This library is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-// Lesser General Public License for more details.
-//
-// You should have received a copy of the GNU Lesser General Public
-// License along with this library; if not, write to the Free Software
-// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-//
-// See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
+
+// SALOME VTKViewer : build VTK viewer into Salome desktop
// File :
// Author :
-// Module : SALOME
-// $Header$
-
#include "SVTK_InteractorStyle.h"
+#include "VTKViewer_Algorithm.h"
#include "VTKViewer_Utilities.h"
#include "SVTK_GenericRenderWindowInteractor.h"
#include "SVTK_Event.h"
#include "SVTK_Selector.h"
#include "SVTK_Functor.h"
+#include "SVTK_Actor.h"
#include "VTKViewer_Algorithm.h"
#include "SVTK_Functor.h"
+#include "SUIT_Tools.h"
#include "SALOME_Actor.h"
#include <vtkObjectFactory.h>
#include <vtkCommand.h>
#include <vtkCamera.h>
#include <vtkRenderer.h>
-#include <vtkPicker.h>
+#include <vtkPointPicker.h>
+#include <vtkCellPicker.h>
#include <vtkRenderWindow.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkCallbackCommand.h>
#include <vtkRendererCollection.h>
+#include <vtkDataSet.h>
+#include <vtkPerspectiveTransform.h>
+#include <vtkMatrix4x4.h>
-#include <qapplication.h>
-#include <qpixmap.h>
-//VRV: porting on Qt 3.0.5
-#if QT_VERSION >= 0x030005
-#include <qpainter.h>
-#endif
-//VRV: porting on Qt 3.0.5
-#include <algorithm>
+#include <QtxRubberBand.h>
-using namespace std;
+#include <QPixmap>
+#include <QWidget>
+#include <QPolygon>
+
+#include <algorithm>
+#include <iostream>
namespace
{
- inline
- void
- GetEventPosition(vtkRenderWindowInteractor* theInteractor,
- int& theX,
- int& theY)
+ inline void GetEventPosition(vtkRenderWindowInteractor* theInteractor,
+ int& theX,
+ int& theY)
{
theInteractor->GetEventPosition(theX,theY);
theY = theInteractor->GetSize()[1] - theY - 1;
}
-
- //==================================================================
- // function : GetFirstSALOMEActor
- // purpose :
- //==================================================================
- struct THaveIO
- {
- bool
- operator()(SALOME_Actor* theActor)
- {
- return theActor->hasIO();
- }
- };
-
- inline
- SALOME_Actor*
- GetFirstSALOMEActor(vtkPicker *thePicker)
- {
- return VTK::Find<SALOME_Actor>(thePicker->GetActors(),THaveIO());
- }
}
vtkStandardNewMacro(SVTK_InteractorStyle);
+
/*!
Constructor
*/
-SVTK_InteractorStyle
-::SVTK_InteractorStyle():
+SVTK_InteractorStyle::SVTK_InteractorStyle():
mySelectionEvent(new SVTK_SelectionEvent()),
- myPicker(vtkPicker::New()),
+ myPointPicker(vtkPointPicker::New()),
myLastHighlitedActor(NULL),
myLastPreHighlitedActor(NULL),
myControllerIncrement(SVTK_ControllerIncrement::New()),
- myControllerOnKeyDown(SVTK_ControllerOnKeyDown::New())
+ myControllerOnKeyDown(SVTK_ControllerOnKeyDown::New()),
+ myHighlightSelectionPointActor(SVTK_Actor::New()),
+ myRectBand(0),
+ myPolygonBand(0),
+ myIsAdvancedZoomingEnabled(false),
+ myPoligonState( Disable )
{
- myPicker->Delete();
+ myPointPicker->Delete();
+
+ myPointPicker->SetTolerance(0.025);
this->MotionFactor = 10.0;
this->State = VTK_INTERACTOR_STYLE_CAMERA_NONE;
//
myControllerIncrement->Delete();
myControllerOnKeyDown->Delete();
+
+ myCurrRotationPointType = SVTK::SetRotateGravity;
+ myPrevRotationPointType = myCurrRotationPointType;
+
+ myCurrFocalPointType = SVTK::SetFocalPointSelected;
+ myPrevFocalPointType = myCurrFocalPointType;
+
+ myHighlightSelectionPointActor->Delete();
+ myHighlightSelectionPointActor->Initialize();
+ myHighlightSelectionPointActor->PickableOff();
+ myHighlightSelectionPointActor->SetVisibility( false );
+
+ myHighlightSelectionPointActor->GetProperty()->SetPointSize(SALOME_POINT_SIZE+2);
+ myHighlightSelectionPointActor->GetProperty()->SetLineWidth(SALOME_LINE_WIDTH+2);
+ myHighlightSelectionPointActor->GetProperty()->SetRepresentationToPoints();
+
+ myBBFirstCheck = true;
}
/*!
Destructor
*/
-SVTK_InteractorStyle
-::~SVTK_InteractorStyle()
+SVTK_InteractorStyle::~SVTK_InteractorStyle()
{
+ endDrawRect();
+ endDrawPolygon();
}
/*!
\return widget for rendering
*/
-QWidget*
-SVTK_InteractorStyle
-::GetRenderWidget()
+QWidget* SVTK_InteractorStyle::GetRenderWidget()
{
return myInteractor->GetRenderWidget();
}
/*!
\return selector
*/
-SVTK_Selector*
-SVTK_InteractorStyle
-::GetSelector()
+SVTK_Selector* SVTK_InteractorStyle::GetSelector()
{
return myInteractor->GetSelector();
}
+/*!
+ Realeaze actors
+*/
+void SVTK_InteractorStyle::FreeActors()
+{
+ myLastHighlitedActor = NULL;
+ myLastPreHighlitedActor = NULL;
+}
+
/*!
Generate special SVTK_SelectionEvent
*/
-SVTK_SelectionEvent*
-SVTK_InteractorStyle
-::GetSelectionEvent()
+SVTK_SelectionEvent* SVTK_InteractorStyle::GetSelectionEvent()
{
mySelectionEvent->mySelectionMode = GetSelector()->SelectionMode();
/*!
Generate special SVTK_SelectionEvent with flipped Y coordinate
*/
-SVTK_SelectionEvent*
-SVTK_InteractorStyle
-::GetSelectionEventFlipY()
+SVTK_SelectionEvent* SVTK_InteractorStyle::GetSelectionEventFlipY()
{
mySelectionEvent->mySelectionMode = GetSelector()->SelectionMode();
return mySelectionEvent.get();
}
-void
-SVTK_InteractorStyle
-::RotateXY(int dx, int dy)
+void SVTK_InteractorStyle::RotateXY(int dx, int dy)
{
- if(GetCurrentRenderer() == NULL)
+ /* if(GetCurrentRenderer() == NULL)
return;
int *size = GetCurrentRenderer()->GetRenderWindow()->GetSize();
GetCurrentRenderer()->ResetCameraClippingRange();
+ this->Render();*/
+
+ if(GetCurrentRenderer() == NULL)
+ return;
+
+ vtkCamera *cam = GetCurrentRenderer()->GetActiveCamera();
+
+ double viewFP[3], viewPos[3];
+ cam->GetFocalPoint(viewFP);
+ cam->GetPosition(viewPos);
+
+ if ( myCurrRotationPointType == SVTK::SetRotateGravity )
+ {
+ double aCenter[3];
+ if ( ComputeBBCenter(GetCurrentRenderer(),aCenter) )
+ {
+ myRotationPointX = aCenter[0];
+ myRotationPointY = aCenter[1];
+ myRotationPointZ = aCenter[2];
+ }
+ }
+
+ // Calculate corresponding transformation
+ vtkPerspectiveTransform* aTransform = vtkPerspectiveTransform::New();
+ aTransform->Identity();
+ aTransform->Translate(+myRotationPointX, +myRotationPointY, +myRotationPointZ);
+
+ // Azimuth transformation
+ int *size = GetCurrentRenderer()->GetRenderWindow()->GetSize();
+ double aDeltaAzimuth = -20.0 / size[0];
+
+ double rxf = double(dx) * aDeltaAzimuth * this->MotionFactor;
+ aTransform->RotateWXYZ(rxf, cam->GetViewUp());
+
+ // Elevation transformation
+ double aDeltaElevation = -20.0 / size[1];
+
+ double ryf = double(dy) * aDeltaElevation * this->MotionFactor;
+ vtkMatrix4x4* aMatrix = cam->GetViewTransformMatrix();
+ const double anAxis[3] = {-aMatrix->GetElement(0,0), // mkr : 27.11.2006 : PAL14011 - Strange behaviour in rotation in VTK Viewer.
+ -aMatrix->GetElement(0,1),
+ -aMatrix->GetElement(0,2)};
+
+ aTransform->RotateWXYZ(ryf, anAxis);
+
+ aTransform->Translate(-myRotationPointX, -myRotationPointY, -myRotationPointZ);
+
+ // To apply the transformation
+ cam->SetPosition(aTransform->TransformPoint(viewPos));
+ cam->SetFocalPoint(aTransform->TransformPoint(viewFP));
+ aTransform->Delete();
+
+ cam->OrthogonalizeViewUp();
+
+ GetCurrentRenderer()->ResetCameraClippingRange();
+
this->Render();
+ this->InvokeEvent(SVTK::OperationFinished,NULL);
}
-void
-SVTK_InteractorStyle
-::PanXY(int x, int y, int oldX, int oldY)
+void SVTK_InteractorStyle::PanXY(int x, int y, int oldX, int oldY)
{
TranslateView(x, y, oldX, oldY);
this->Render();
+ this->InvokeEvent(SVTK::OperationFinished,NULL);
}
-
-void
-SVTK_InteractorStyle
-::DollyXY(int dx, int dy)
+void SVTK_InteractorStyle::DollyXY(int dx, int dy)
{
if (GetCurrentRenderer() == NULL)
return;
double zoomFactor = pow((double)1.1, dxf + dyf);
vtkCamera *aCam = GetCurrentRenderer()->GetActiveCamera();
- if (aCam->GetParallelProjection())
+ if (aCam->GetParallelProjection()) {
+ int x0 = 0, y0 = 0, x1 = 0, y1 = 0;
+ if( IsAdvancedZoomingEnabled() ) { // zoom relatively to the cursor
+ int* aSize = GetCurrentRenderer()->GetRenderWindow()->GetSize();
+ int w = aSize[0];
+ int h = aSize[1];
+ x0 = w / 2;
+ y0 = h / 2;
+ x1 = myOtherPoint.x();
+ y1 = h - myOtherPoint.y();
+ TranslateView( x0, y0, x1, y1 );
+ }
aCam->SetParallelScale(aCam->GetParallelScale()/zoomFactor);
+ if( IsAdvancedZoomingEnabled() )
+ TranslateView( x1, y1, x0, y0 );
+ }
else{
- aCam->Dolly(zoomFactor);
+ aCam->Dolly(zoomFactor); // Move camera in/out along projection direction
GetCurrentRenderer()->ResetCameraClippingRange();
}
this->Render();
+ this->InvokeEvent(SVTK::OperationFinished,NULL);
}
-void
-SVTK_InteractorStyle
-::SpinXY(int x, int y, int oldX, int oldY)
+void SVTK_InteractorStyle::SpinXY(int x, int y, int oldX, int oldY)
{
vtkCamera *cam;
return;
double newAngle = atan2((double)(y - GetCurrentRenderer()->GetCenter()[1]),
- (double)(x - GetCurrentRenderer()->GetCenter()[0]));
+ (double)(x - GetCurrentRenderer()->GetCenter()[0]));
double oldAngle = atan2((double)(oldY -GetCurrentRenderer()->GetCenter()[1]),
- (double)(oldX - GetCurrentRenderer()->GetCenter()[0]));
+ (double)(oldX - GetCurrentRenderer()->GetCenter()[0]));
newAngle *= this->RadianToDegree;
oldAngle *= this->RadianToDegree;
cam->OrthogonalizeViewUp();
this->Render();
+ this->InvokeEvent(SVTK::OperationFinished,NULL);
}
/*!
To reset reset view
*/
-void
-SVTK_InteractorStyle
-::OnConfigure()
+void SVTK_InteractorStyle::OnConfigure()
{
this->FindPokedRenderer(0,0);
this->GetCurrentRenderer()->InvokeEvent(vtkCommand::ConfigureEvent,NULL);
/*!
To handle mouse move event
*/
-void
-SVTK_InteractorStyle
-::OnMouseMove()
+void SVTK_InteractorStyle::OnMouseMove()
{
int x, y;
GetEventPosition( this->Interactor, x, y );
this->OnMouseMove( this->Interactor->GetControlKey(),
- this->Interactor->GetShiftKey(),
- x, y );
+ this->Interactor->GetShiftKey(),
+ x, y );
}
/*!
To handle left mouse button down event (reimplemented from vtkInteractorStyle)
*/
-void
-SVTK_InteractorStyle
-::OnLeftButtonDown()
+void SVTK_InteractorStyle::OnLeftButtonDown()
{
int x, y;
GetEventPosition( this->Interactor, x, y );
this->OnLeftButtonDown( this->Interactor->GetControlKey(),
- this->Interactor->GetShiftKey(),
- x, y );
+ this->Interactor->GetShiftKey(),
+ x, y );
}
/*!
To handle left mouse button up event (reimplemented from vtkInteractorStyle)
*/
-void
-SVTK_InteractorStyle
-::OnLeftButtonUp()
+void SVTK_InteractorStyle::OnLeftButtonUp()
{
int x, y;
GetEventPosition( this->Interactor, x, y );
this->OnLeftButtonUp( this->Interactor->GetControlKey(),
- this->Interactor->GetShiftKey(),
- x, y );
+ this->Interactor->GetShiftKey(),
+ x, y );
}
/*!
To handle middle mouse button down event (reimplemented from vtkInteractorStyle)
*/
-void
-SVTK_InteractorStyle
-::OnMiddleButtonDown()
+void SVTK_InteractorStyle::OnMiddleButtonDown()
{
int x, y;
GetEventPosition( this->Interactor, x, y );
this->OnMiddleButtonDown( this->Interactor->GetControlKey(),
- this->Interactor->GetShiftKey(),
- x, y );
+ this->Interactor->GetShiftKey(),
+ x, y );
}
/*!
To handle middle mouse button up event (reimplemented from vtkInteractorStyle)
*/
-void
-SVTK_InteractorStyle
-::OnMiddleButtonUp()
+void SVTK_InteractorStyle::OnMiddleButtonUp()
{
int x, y;
GetEventPosition( this->Interactor, x, y );
this->OnMiddleButtonUp( this->Interactor->GetControlKey(),
- this->Interactor->GetShiftKey(),
- x, y );
+ this->Interactor->GetShiftKey(),
+ x, y );
}
/*!
To handle right mouse button down event (reimplemented from vtkInteractorStyle)
*/
-void
-SVTK_InteractorStyle
-::OnRightButtonDown()
+void SVTK_InteractorStyle::OnRightButtonDown()
{
int x, y;
GetEventPosition( this->Interactor, x, y );
this->OnRightButtonDown( this->Interactor->GetControlKey(),
- this->Interactor->GetShiftKey(),
- x, y );
+ this->Interactor->GetShiftKey(),
+ x, y );
}
/*!
To handle right mouse button up event (reimplemented from vtkInteractorStyle)
*/
-void
-SVTK_InteractorStyle
-::OnRightButtonUp()
+void SVTK_InteractorStyle::OnRightButtonUp()
{
int x, y;
GetEventPosition( this->Interactor, x, y );
this->OnRightButtonUp( this->Interactor->GetControlKey(),
- this->Interactor->GetShiftKey(),
- x, y );
+ this->Interactor->GetShiftKey(),
+ x, y );
}
/*!
- To handle mouse move event
+ To handle mouse wheel forward event (reimplemented from #vtkInteractorStyle)
+*/
+void SVTK_InteractorStyle::OnMouseWheelForward()
+{
+ int x, y;
+ GetEventPosition( this->Interactor, x, y );
+ myOtherPoint = QPoint(x, y);
+}
+
+/*!
+ To handle mouse wheel backward event (reimplemented from #vtkInteractorStyle)
+*/
+void SVTK_InteractorStyle::OnMouseWheelBackward()
+{
+ int x, y;
+ GetEventPosition( this->Interactor, x, y );
+ myOtherPoint = QPoint(x, y);
+}
+
+/*!
+ To handle mouse double click event
*/
-void
-SVTK_InteractorStyle
-::OnMouseMove(int vtkNotUsed(ctrl),
- int shift,
- int x, int y)
+void SVTK_InteractorStyle::OnMouseButtonDoubleClick()
{
+ if( myPoligonState == InProcess ) {
+ onFinishOperation();
+ myPoligonState = Finished;
+ }
+}
+
+/*!
+ To handle mouse move event
+*/
+void SVTK_InteractorStyle::OnMouseMove(int vtkNotUsed(ctrl),
+ int shift,
+ int x, int y)
+{
+ if ( myPoligonState == Start ) {
+ // if right button was pressed and mouse is moved
+ // we can to draw a polygon for polygonal selection
+ myPoligonState = InProcess;
+ startOperation( VTK_INTERACTOR_STYLE_CAMERA_SELECT );
+ }
myShiftState = shift;
if (State != VTK_INTERACTOR_STYLE_CAMERA_NONE)
onOperation(QPoint(x, y));
/*!
To handle left mouse button down event (reimplemented from vtkInteractorStyle)
*/
-void
-SVTK_InteractorStyle
-::OnLeftButtonDown(int ctrl, int shift,
- int x, int y)
+void SVTK_InteractorStyle::OnLeftButtonDown(int ctrl, int shift,
+ int x, int y)
{
this->FindPokedRenderer(x, y);
if(GetCurrentRenderer() == NULL)
return;
+ if ( myPoligonState != Disable )
+ return;
+
myShiftState = shift;
// finishing current viewer operation
if (State != VTK_INTERACTOR_STYLE_CAMERA_NONE) {
} else {
if (ctrl)
startOperation(VTK_INTERACTOR_STYLE_CAMERA_ZOOM);
+ else if ( myCurrRotationPointType == SVTK::StartPointSelection ||
+ myCurrFocalPointType == SVTK::StartFocalPointSelection )
+ {
+ SVTK_SelectionEvent* aSelectionEvent = GetSelectionEventFlipY();
+
+ bool isPicked = false;
+ vtkActorCollection* anActorCollection = GetSelector()->Pick(aSelectionEvent, GetCurrentRenderer());
+
+ if( anActorCollection )
+ {
+ anActorCollection->InitTraversal();
+ while( vtkActor* aVTKActor = anActorCollection->GetNextActor() )
+ {
+ if( SALOME_Actor* anActor = SALOME_Actor::SafeDownCast( aVTKActor ) )
+ {
+ Selection_Mode aSelectionMode = GetSelector()->SelectionMode();
+ double* aCoords;
+ int aVtkId;
+ bool isTrueType = false;
+
+ if( myCurrFocalPointType == SVTK::StartFocalPointSelection ||
+ ( myCurrRotationPointType == SVTK::StartPointSelection && aSelectionMode == NodeSelection ) )
+ {
+ SVTK::TPickLimiter aPickLimiter( myPointPicker, anActor );
+ myPointPicker->Pick( aSelectionEvent->myX,
+ aSelectionEvent->myY,
+ 0.0,
+ GetCurrentRenderer() );
+ aVtkId = myPointPicker->GetPointId();
+ if ( aVtkId >= 0 )
+ {
+ int anObjId = anActor->GetNodeObjId( aVtkId );
+ aCoords = anActor->GetNodeCoord(anObjId);
+ isTrueType = true;
+ }
+ }
+
+ if( aSelectionMode == EdgeSelection || aSelectionMode == FaceSelection || aSelectionMode == VolumeSelection )
+ {
+ vtkSmartPointer<vtkCellPicker> aCellPicker = vtkCellPicker::New();
+ aCellPicker->SetTolerance( 0.005 );
+ SVTK::TPickLimiter aPickLimiter( aCellPicker, anActor );
+ aCellPicker->Pick( aSelectionEvent->myX,
+ aSelectionEvent->myY,
+ 0.0,
+ GetCurrentRenderer() );
+ aVtkId = aCellPicker->GetCellId();
+ int aCellId = anActor->GetElemObjId( aVtkId );
+
+ if( aSelectionMode == EdgeSelection )
+ isTrueType = anActor->GetObjDimension( aCellId ) == 1;
+ else if( aSelectionMode == FaceSelection )
+ isTrueType = anActor->GetObjDimension( aCellId ) == 2;
+ else if( aSelectionMode == VolumeSelection )
+ isTrueType = anActor->GetObjDimension( aCellId ) == 3;
+
+ if ( aVtkId >= 0 && isTrueType )
+ aCoords = anActor->GetGravityCenter( aCellId );
+ }
+
+ if( aVtkId >= 0 )
+ {
+ if (myCurrRotationPointType == SVTK::StartPointSelection) {
+ myCurrRotationPointType = SVTK::SetRotateSelected;
+ // invoke event for update coordinates in SVTK_SetRotationPointDlg
+ if( isTrueType )
+ InvokeEvent(SVTK::RotationPointChanged,(void*)aCoords);
+ else
+ InvokeEvent(SVTK::RotationPointChanged);
+ GetSelector()->SetSelectionMode(ActorSelection);
+ }
+ else if (myCurrFocalPointType == SVTK::StartFocalPointSelection) {
+ myCurrFocalPointType = SVTK::SetFocalPointSelected;
+
+ // invoke event for update coordinates in SVTK_ViewParameterDlg
+ InvokeEvent(SVTK::FocalPointChanged,(void*)aCoords);
+ }
+
+ isPicked = true;
+ break;
+ }
+ }
+ }
+ }
+
+ if( !isPicked )
+ {
+ if (myCurrRotationPointType == SVTK::StartPointSelection) {
+ // invoke event with no data (for SVTK_SetRotationPointDlg)
+ InvokeEvent(SVTK::RotationPointChanged,0);
+ myCurrRotationPointType = myPrevRotationPointType;
+ GetSelector()->SetSelectionMode(ActorSelection);
+ }
+ else if (myCurrFocalPointType == SVTK::StartFocalPointSelection) {
+ // invoke event with no data (for SVTK_ViewParameterDlg)
+ InvokeEvent(SVTK::FocalPointChanged,0);
+ myCurrFocalPointType = myPrevFocalPointType;
+ }
+ }
+
+ myHighlightSelectionPointActor->SetVisibility( false );
+ if(GetCurrentRenderer() != NULL)
+ GetCurrentRenderer()->RemoveActor( myHighlightSelectionPointActor.GetPointer() );
+
+ GetRenderWidget()->setCursor(myDefCursor);
+ }
else
startOperation(VTK_INTERACTOR_STYLE_CAMERA_SELECT);
}
+
return;
}
/*!
To handle left mouse button up event (reimplemented from vtkInteractorStyle)
*/
-void
-SVTK_InteractorStyle
-::OnLeftButtonUp(int vtkNotUsed(ctrl),
- int shift,
- int vtkNotUsed(x),
- int vtkNotUsed(y))
+void SVTK_InteractorStyle::OnLeftButtonUp(int vtkNotUsed(ctrl),
+ int shift,
+ int x,
+ int y)
{
myShiftState = shift;
+ if( myPoligonState == InProcess ) { // add a new point of polygon
+ myPolygonPoints.append( QPoint( x, y ) );
+ this->Interactor->GetEventPosition( mySelectionEvent->myX, mySelectionEvent->myY );
+ mySelectionEvent->myPolygonPoints.append( QPoint( mySelectionEvent->myX, mySelectionEvent->myY ) );
+ return;
+ }
+ else if ( myPoligonState == Closed ) { // close polygon and apply a selection
+ onFinishOperation();
+ myPoligonState = Finished;
+ return;
+ }
+ else if( myPoligonState == Finished || myPoligonState == NotValid )
+ return;
// finishing current viewer operation
if (State != VTK_INTERACTOR_STYLE_CAMERA_NONE) {
onFinishOperation();
/*!
To handle middle mouse button down event (reimplemented from vtkInteractorStyle)
*/
-void
-SVTK_InteractorStyle
-::OnMiddleButtonDown(int ctrl,
- int shift,
- int x, int y)
+void SVTK_InteractorStyle::OnMiddleButtonDown(int ctrl,
+ int shift,
+ int x, int y)
{
this->FindPokedRenderer(x, y);
if(GetCurrentRenderer() == NULL)
return;
+ if ( myPoligonState != Disable )
+ return;
+
myShiftState = shift;
// finishing current viewer operation
if (State != VTK_INTERACTOR_STYLE_CAMERA_NONE) {
/*!
To handle middle mouse button up event (reimplemented from vtkInteractorStyle)
*/
-void
-SVTK_InteractorStyle
-::OnMiddleButtonUp(int vtkNotUsed(ctrl),
- int shift,
- int vtkNotUsed(x),
- int vtkNotUsed(y))
-{
+void SVTK_InteractorStyle::OnMiddleButtonUp(int vtkNotUsed(ctrl),
+ int shift,
+ int vtkNotUsed(x),
+ int vtkNotUsed(y))
+{
+ if( myPoligonState == InProcess ) { // delete a point of polygon
+ if ( myPolygonPoints.size() > 2 ) {
+ myPolygonPoints.remove( myPolygonPoints.size() - 1 );
+ mySelectionEvent->myPolygonPoints.remove( mySelectionEvent->myPolygonPoints.size() - 1 );
+ }
+ return;
+ }
myShiftState = shift;
// finishing current viewer operation
if (State != VTK_INTERACTOR_STYLE_CAMERA_NONE) {
/*!
To handle right mouse button down event (reimplemented from vtkInteractorStyle)
*/
-void
-SVTK_InteractorStyle
-::OnRightButtonDown(int ctrl,
- int shift,
- int x, int y)
+void SVTK_InteractorStyle::OnRightButtonDown(int ctrl,
+ int shift,
+ int x, int y)
{
this->FindPokedRenderer(x, y);
if(GetCurrentRenderer() == NULL)
return;
myShiftState = shift;
+
+ if ( !ctrl ) {
+ myPoligonState = Start;
+ this->Interactor->GetEventPosition(mySelectionEvent->myX, mySelectionEvent->myY);
+ mySelectionEvent->myPolygonPoints.append( QPoint( mySelectionEvent->myX, mySelectionEvent->myY) );
+ }
// finishing current viewer operation
if (State != VTK_INTERACTOR_STYLE_CAMERA_NONE) {
onFinishOperation();
/*!
To handle right mouse button up event (reimplemented from vtkInteractorStyle)
*/
-void
-SVTK_InteractorStyle
-::OnRightButtonUp(int vtkNotUsed(ctrl),
- int shift,
- int vtkNotUsed(x),
- int vtkNotUsed(y))
-{
+void SVTK_InteractorStyle::OnRightButtonUp(int vtkNotUsed(ctrl),
+ int shift,
+ int vtkNotUsed(x),
+ int vtkNotUsed(y))
+{
+ if( myPoligonState == Start ) { // if right button was pressed but mouse is not moved
+ myPoligonState = Disable;
+ mySelectionEvent->myPolygonPoints.clear();
+ }
+
+ if( myPoligonState != Disable ) {
+ endDrawPolygon();
+ myPoligonState = Finished;
+ startOperation(VTK_INTERACTOR_STYLE_CAMERA_NONE);
+ return;
+ }
+
myShiftState = shift;
// finishing current viewer operation
if (State != VTK_INTERACTOR_STYLE_CAMERA_NONE) {
/*!
loads cursors for viewer operations - zoom, pan, etc...
*/
-void
-SVTK_InteractorStyle
-::loadCursors()
+void SVTK_InteractorStyle::loadCursors()
{
myDefCursor = QCursor(Qt::ArrowCursor);
myHandCursor = QCursor(Qt::PointingHandCursor);
/*!
Starts Zoom operation (e.g. through menu command)
*/
-void
-SVTK_InteractorStyle
-::startZoom()
+void SVTK_InteractorStyle::startZoom()
{
if (State != VTK_INTERACTOR_STYLE_CAMERA_NONE)
{
/*!
Starts Pan operation (e.g. through menu command)
*/
-void
-SVTK_InteractorStyle
-::startPan()
+void SVTK_InteractorStyle::startPan()
{
if (State != VTK_INTERACTOR_STYLE_CAMERA_NONE)
{
/*!
Starts Rotate operation (e.g. through menu command)
*/
-void
-SVTK_InteractorStyle
-::startRotate()
+void SVTK_InteractorStyle::startRotate()
{
if (State != VTK_INTERACTOR_STYLE_CAMERA_NONE)
{
ForcedState = VTK_INTERACTOR_STYLE_CAMERA_ROTATE;
}
+/*!
+ Set rotation point selected by user
+*/
+void SVTK_InteractorStyle::startPointSelection()
+{
+ myCurrRotationPointType = SVTK::StartPointSelection;
+
+ if(GetCurrentRenderer() != NULL) {
+ GetCurrentRenderer()->AddActor( myHighlightSelectionPointActor.GetPointer() );
+ double aColor[3];
+ GetCurrentRenderer()->GetBackground( aColor );
+ myHighlightSelectionPointActor->GetProperty()->SetColor(1. - aColor[0],
+ 1. - aColor[1],
+ 1. - aColor[2]);
+ }
+
+ setCursor(VTK_INTERACTOR_STYLE_CAMERA_NONE);
+}
+
+/*!
+ Set focal point selected by user
+*/
+void SVTK_InteractorStyle::startFocalPointSelection()
+{
+ myCurrFocalPointType = SVTK::StartFocalPointSelection;
+
+ if(GetCurrentRenderer() != NULL) {
+ GetCurrentRenderer()->AddActor( myHighlightSelectionPointActor.GetPointer() );
+ double aColor[3];
+ GetCurrentRenderer()->GetBackground( aColor );
+ myHighlightSelectionPointActor->GetProperty()->SetColor(1. - aColor[0],
+ 1. - aColor[1],
+ 1. - aColor[2]);
+ }
+
+ setCursor(VTK_INTERACTOR_STYLE_CAMERA_NONE);
+}
/*!
Starts Spin operation (e.g. through menu command)
*/
-void
-SVTK_InteractorStyle
-::startSpin()
+void SVTK_InteractorStyle::startSpin()
{
if (State != VTK_INTERACTOR_STYLE_CAMERA_NONE)
{
/*!
Starts Fit Area operation (e.g. through menu command)
*/
-void
-SVTK_InteractorStyle
-::startFitArea()
+void SVTK_InteractorStyle::startFitArea()
{
if (State != VTK_INTERACTOR_STYLE_CAMERA_NONE)
{
/*!
Starts Global Panning operation (e.g. through menu command)
*/
-void
-SVTK_InteractorStyle
-::startGlobalPan()
+void SVTK_InteractorStyle::startGlobalPan()
{
if (State != VTK_INTERACTOR_STYLE_CAMERA_NONE)
{
/*!
Fits viewer contents to rect
*/
-void
-SVTK_InteractorStyle
-::fitRect(const int left,
- const int top,
- const int right,
- const int bottom)
+void SVTK_InteractorStyle::fitRect(const int left,
+ const int top,
+ const int right,
+ const int bottom)
{
if (GetCurrentRenderer() == NULL)
return;
/*!
Starts viewer operation (!internal usage!)
*/
-void
-SVTK_InteractorStyle
-::startOperation(int operation)
+void SVTK_InteractorStyle::startOperation(int operation)
{
switch(operation)
{
/*!
Sets proper cursor for window when viewer operation is activated
*/
-void
-SVTK_InteractorStyle
-::setCursor(const int operation)
+void SVTK_InteractorStyle::setCursor(const int operation)
{
if (!GetRenderWidget()) return;
switch (operation)
break;
case VTK_INTERACTOR_STYLE_CAMERA_NONE:
default:
- GetRenderWidget()->setCursor(myDefCursor);
+ if ( myCurrRotationPointType == SVTK::StartPointSelection ||
+ myCurrFocalPointType == SVTK::StartFocalPointSelection )
+ GetRenderWidget()->setCursor(myHandCursor);
+ else
+ GetRenderWidget()->setCursor(myDefCursor);
myCursorState = false;
break;
}
/*!
Called when viewer operation started (!put necessary initialization here!)
*/
-void
-SVTK_InteractorStyle
-::onStartOperation()
+void SVTK_InteractorStyle::onStartOperation()
{
if (!GetRenderWidget())
return;
case VTK_INTERACTOR_STYLE_CAMERA_SELECT:
case VTK_INTERACTOR_STYLE_CAMERA_FIT:
{
- QPainter p(GetRenderWidget());
- p.setPen(Qt::lightGray);
- p.setRasterOp(Qt::XorROP);
- p.drawRect(QRect(myPoint, myOtherPoint));
+ if ( myPoligonState == InProcess )
+ drawPolygon();
+ else
+ drawRect();
break;
}
case VTK_INTERACTOR_STYLE_CAMERA_ZOOM:
/*!
Called when viewer operation finished (!put necessary post-processing here!)
*/
-void
-SVTK_InteractorStyle
-::onFinishOperation()
+void SVTK_InteractorStyle::onFinishOperation()
{
if (!GetRenderWidget())
return;
case VTK_INTERACTOR_STYLE_CAMERA_SELECT:
case VTK_INTERACTOR_STYLE_CAMERA_FIT:
{
- QPainter aPainter(GetRenderWidget());
- aPainter.setPen(Qt::lightGray);
- aPainter.setRasterOp(Qt::XorROP);
+ endDrawRect();
QRect aRect(myPoint, myOtherPoint);
- aPainter.drawRect(aRect);
- aRect = aRect.normalize();
+ aRect = aRect.normalized();
if (State == VTK_INTERACTOR_STYLE_CAMERA_FIT) {
// making fit rect opeation
fitRect(x1, y1, x2, y2);
}
else {
- if (myPoint == myOtherPoint) {
- // process point selection
+ if (myPoint == myOtherPoint)
+ {
+ // process point selection
this->FindPokedRenderer(aSelectionEvent->myX, aSelectionEvent->myY);
- Interactor->StartPickCallback();
-
- myPicker->Pick(aSelectionEvent->myX,
- aSelectionEvent->myY,
- 0.0,
- GetCurrentRenderer());
- //
- SALOME_Actor* anActor = GetFirstSALOMEActor(myPicker.GetPointer());
- aSelectionEvent->myIsRectangle = false;
-
- if(!myShiftState)
- GetSelector()->ClearIObjects();
-
- if(anActor){
- anActor->Highlight( this, aSelectionEvent, true );
- }else{
- if(myLastHighlitedActor.GetPointer() && myLastHighlitedActor.GetPointer() != anActor)
- myLastHighlitedActor->Highlight( this, aSelectionEvent, false );
- }
- myLastHighlitedActor = anActor;
- }
- else {
- //processing rectangle selection
- Interactor->StartPickCallback();
- GetSelector()->StartPickCallback();
- aSelectionEvent->myIsRectangle = true;
-
- if(!myShiftState)
- GetSelector()->ClearIObjects();
-
- vtkActorCollection* aListActors = GetCurrentRenderer()->GetActors();
- aListActors->InitTraversal();
- while(vtkActor* aActor = aListActors->GetNextActor()){
- if(aActor->GetVisibility()){
- if(SALOME_Actor* aSActor = SALOME_Actor::SafeDownCast(aActor)){
- if(aSActor->hasIO()){
- aSActor->Highlight( this, aSelectionEvent, true );
- }
- }
+ Interactor->StartPickCallback();
+
+ SALOME_Actor* aHighlightedActor = NULL;
+ vtkActorCollection* anActorCollection = GetSelector()->Pick(aSelectionEvent, GetCurrentRenderer());
+
+ aSelectionEvent->myIsRectangle = false;
+ aSelectionEvent->myIsPolygon = false;
+ if(!myShiftState)
+ GetSelector()->ClearIObjects();
+
+ if( anActorCollection )
+ {
+ if( !myShiftState &&
+ anActorCollection->GetNumberOfItems () > 1 &&
+ myLastHighlitedActor.GetPointer() ) {
+ anActorCollection->RemoveItem ( myLastHighlitedActor.GetPointer() );
}
- }
- }
- Interactor->EndPickCallback();
- GetSelector()->EndPickCallback();
+ anActorCollection->InitTraversal();
+ while( vtkActor* aVTKActor = anActorCollection->GetNextActor() )
+ {
+ if( SALOME_Actor* anActor = SALOME_Actor::SafeDownCast( aVTKActor ) )
+ {
+ if( anActor->Highlight( this, aSelectionEvent, true ) )
+ {
+ aHighlightedActor = anActor;
+ break;
+ }
+ }
+ }
+ }
+
+ if( !aHighlightedActor )
+ {
+ if(myLastHighlitedActor.GetPointer() && myLastHighlitedActor.GetPointer() != aHighlightedActor)
+ myLastHighlitedActor->Highlight( this, aSelectionEvent, false );
+ }
+ myLastHighlitedActor = aHighlightedActor;
+ }
+ else
+ {
+ if ( myPoligonState == InProcess || myPoligonState == Closed )
+ aSelectionEvent->myIsPolygon = true;
+ else
+ aSelectionEvent->myIsRectangle = true;
+
+ //processing polygonal selection
+ Interactor->StartPickCallback();
+ GetSelector()->StartPickCallback();
+
+ if(!myShiftState)
+ GetSelector()->ClearIObjects();
+
+ VTK::ActorCollectionCopy aCopy(GetCurrentRenderer()->GetActors());
+ vtkActorCollection* aListActors = aCopy.GetActors();
+ aListActors->InitTraversal();
+ while(vtkActor* aActor = aListActors->GetNextActor())
+ {
+ if(aActor->GetVisibility())
+ {
+ if(SALOME_Actor* aSActor = SALOME_Actor::SafeDownCast(aActor))
+ {
+ if(aSActor->hasIO())
+ aSActor->Highlight( this, aSelectionEvent, true );
+ }
+ }
+ }
+ }
+ aSelectionEvent->myIsRectangle = false;
+ aSelectionEvent->myIsPolygon = false;
+ aSelectionEvent->myPolygonPoints.clear();
+ endDrawPolygon();
+ Interactor->EndPickCallback();
+ GetSelector()->EndPickCallback();
}
- }
- break;
- case VTK_INTERACTOR_STYLE_CAMERA_ZOOM:
- case VTK_INTERACTOR_STYLE_CAMERA_PAN:
- case VTK_INTERACTOR_STYLE_CAMERA_ROTATE:
- case VTK_INTERACTOR_STYLE_CAMERA_SPIN:
- break;
- case VTK_INTERACTOR_STYLE_CAMERA_GLOBAL_PAN:
+ break;
+ }
+ case VTK_INTERACTOR_STYLE_CAMERA_ZOOM:
+ case VTK_INTERACTOR_STYLE_CAMERA_PAN:
+ case VTK_INTERACTOR_STYLE_CAMERA_ROTATE:
+ case VTK_INTERACTOR_STYLE_CAMERA_SPIN:
+ break;
+ case VTK_INTERACTOR_STYLE_CAMERA_GLOBAL_PAN:
{
int w, h, x, y;
Interactor->GetSize(w, h);
/*!
Called during viewer operation when user moves mouse (!put necessary processing here!)
*/
-void
-SVTK_InteractorStyle
-::onOperation(QPoint mousePos)
+void SVTK_InteractorStyle::onOperation(QPoint mousePos)
{
if (!GetRenderWidget())
return;
}
case VTK_INTERACTOR_STYLE_CAMERA_FIT:
{
- QPainter p(GetRenderWidget());
- p.setPen(Qt::lightGray);
- p.setRasterOp(Qt::XorROP);
- p.drawRect(QRect(myPoint, myOtherPoint));
myOtherPoint = mousePos;
- p.drawRect(QRect(myPoint, myOtherPoint));
+ if ( myPoligonState == InProcess || myPoligonState == Closed || myPoligonState == NotValid )
+ drawPolygon();
+ else if ( myPoligonState != Finished )
+ drawRect();
break;
}
}
Called when user moves mouse inside viewer window and there is no active viewer operation
(!put necessary processing here!)
*/
-void
-SVTK_InteractorStyle
-::onCursorMove(QPoint mousePos)
+void SVTK_InteractorStyle::onCursorMove(QPoint mousePos)
{
+ if ( !GetSelector()->IsPreSelectionEnabled() )
+ return;
+
// processing highlighting
SVTK_SelectionEvent* aSelectionEvent = GetSelectionEventFlipY();
this->FindPokedRenderer(aSelectionEvent->myX,aSelectionEvent->myY);
bool anIsChanged = false;
- myPicker->Pick(aSelectionEvent->myX,
- aSelectionEvent->myY,
- 0.0,
- GetCurrentRenderer());
-
- SALOME_Actor *anActor = GetFirstSALOMEActor(myPicker.GetPointer());
- if (anActor){
- anIsChanged |= anActor->PreHighlight( this, aSelectionEvent, true );
+ SALOME_Actor* aPreHighlightedActor = NULL;
+ vtkActorCollection* anActorCollection = GetSelector()->Pick(aSelectionEvent, GetCurrentRenderer());
+
+ if ( myCurrFocalPointType == SVTK::StartFocalPointSelection )
+ {
+ myHighlightSelectionPointActor->SetVisibility( false );
+
+ if( anActorCollection )
+ {
+ anActorCollection->InitTraversal();
+ while( vtkActor* aVTKActor = anActorCollection->GetNextActor() )
+ {
+ if( SALOME_Actor* anActor = SALOME_Actor::SafeDownCast( aVTKActor ) )
+ {
+ SVTK::TPickLimiter aPickLimiter( myPointPicker, anActor );
+ myPointPicker->Pick( aSelectionEvent->myX, aSelectionEvent->myY, 0.0, GetCurrentRenderer() );
+ int aVtkId = myPointPicker->GetPointId();
+ if ( aVtkId >= 0 ) {
+ int anObjId = anActor->GetNodeObjId( aVtkId );
+
+ TColStd_IndexedMapOfInteger aMapIndex;
+ aMapIndex.Add( anObjId );
+ myHighlightSelectionPointActor->MapPoints( anActor, aMapIndex );
+
+ myHighlightSelectionPointActor->SetVisibility( true );
+ anIsChanged = true;
+ break;
+ }
+ }
+ }
+ }
}
+ else {
+ if( anActorCollection )
+ {
+ anActorCollection->InitTraversal();
+ while( vtkActor* aVTKActor = anActorCollection->GetNextActor() )
+ {
+ if( SALOME_Actor* anActor = SALOME_Actor::SafeDownCast( aVTKActor ) )
+ {
+ anIsChanged = anActor->PreHighlight( this, aSelectionEvent, true );
+ if( anActor->isPreselected() )
+ {
+ aPreHighlightedActor = anActor;
+ break;
+ }
+ }
+ }
+ }
- if(myLastPreHighlitedActor.GetPointer() && myLastPreHighlitedActor.GetPointer() != anActor)
- anIsChanged |= myLastPreHighlitedActor->PreHighlight( this, aSelectionEvent, false );
+ if(myLastPreHighlitedActor.GetPointer() && myLastPreHighlitedActor.GetPointer() != aPreHighlightedActor)
+ anIsChanged |= myLastPreHighlitedActor->PreHighlight( this, aSelectionEvent, false );
- myLastPreHighlitedActor = anActor;
+ }
+
+ myLastPreHighlitedActor = aPreHighlightedActor;
if(anIsChanged)
this->Render();
/*!
Called on finsh GlobalPan operation
*/
-void
-SVTK_InteractorStyle
-::Place(const int theX, const int theY)
+void SVTK_InteractorStyle::Place(const int theX, const int theY)
{
if (GetCurrentRenderer() == NULL)
return;
/*!
Translates view from Point to Point
*/
-void
-SVTK_InteractorStyle
-::TranslateView(int toX, int toY, int fromX, int fromY)
+void SVTK_InteractorStyle::TranslateView(int toX, int toY, int fromX, int fromY)
{
+ if (GetCurrentRenderer() == NULL)
+ return;
+
vtkCamera *cam = GetCurrentRenderer()->GetActiveCamera();
double viewFocus[4], focalDepth, viewPoint[3];
- vtkFloatingPointType newPickPoint[4], oldPickPoint[4], motionVector[3];
+ double newPickPoint[4], oldPickPoint[4], motionVector[3];
cam->GetFocalPoint(viewFocus);
this->ComputeWorldToDisplay(viewFocus[0], viewFocus[1],
- viewFocus[2], viewFocus);
+ viewFocus[2], viewFocus);
focalDepth = viewFocus[2];
this->ComputeDisplayToWorld(double(toX), double(toY),
- focalDepth, newPickPoint);
+ focalDepth, newPickPoint);
this->ComputeDisplayToWorld(double(fromX),double(fromY),
- focalDepth, oldPickPoint);
+ focalDepth, oldPickPoint);
// camera motion is reversed
motionVector[0] = oldPickPoint[0] - newPickPoint[0];
cam->GetFocalPoint(viewFocus);
cam->GetPosition(viewPoint);
cam->SetFocalPoint(motionVector[0] + viewFocus[0],
- motionVector[1] + viewFocus[1],
- motionVector[2] + viewFocus[2]);
+ motionVector[1] + viewFocus[1],
+ motionVector[2] + viewFocus[2]);
cam->SetPosition(motionVector[0] + viewPoint[0],
- motionVector[1] + viewPoint[1],
- motionVector[2] + viewPoint[2]);
+ motionVector[1] + viewPoint[1],
+ motionVector[2] + viewPoint[2]);
}
-void
-SVTK_InteractorStyle
-::IncrementalPan( const int incrX, const int incrY )
+void SVTK_InteractorStyle::IncrementalPan( const int incrX, const int incrY )
{
this->PanXY( incrX, incrY, 0, 0 );
}
-void
-SVTK_InteractorStyle
-::IncrementalZoom( const int incr )
+void SVTK_InteractorStyle::IncrementalZoom( const int incr )
{
this->DollyXY( incr, incr );
}
-void
-SVTK_InteractorStyle
-::IncrementalRotate( const int incrX, const int incrY )
+void SVTK_InteractorStyle::IncrementalRotate( const int incrX, const int incrY )
{
this->RotateXY( incrX, -incrY );
}
/*!
Redefined in order to add an observer (callback) for custorm event (space mouse event)
*/
-void
-SVTK_InteractorStyle
-::SetInteractor( vtkRenderWindowInteractor* theInteractor )
+void SVTK_InteractorStyle::SetInteractor( vtkRenderWindowInteractor* theInteractor )
{
// register EventCallbackCommand as observer of standard events (keypress, mousemove, etc)
Superclass::SetInteractor( theInteractor );
theInteractor->AddObserver( SVTK::StartRotate, EventCallbackCommand, Priority );
theInteractor->AddObserver( SVTK::StartGlobalPan, EventCallbackCommand, Priority );
theInteractor->AddObserver( SVTK::StartFitArea, EventCallbackCommand, Priority );
+
+ theInteractor->AddObserver( SVTK::SetRotateGravity, EventCallbackCommand, Priority );
+ theInteractor->AddObserver( SVTK::StartPointSelection, EventCallbackCommand, Priority );
+
+ theInteractor->AddObserver( SVTK::ChangeRotationPoint, EventCallbackCommand, Priority );
+
+ theInteractor->AddObserver( SVTK::SetFocalPointGravity, EventCallbackCommand, Priority );
+ theInteractor->AddObserver( SVTK::StartFocalPointSelection, EventCallbackCommand, Priority );
+ theInteractor->AddObserver( SVTK::SetFocalPointSelected, EventCallbackCommand, Priority );
}
}
/*!
To implement cached rendering
*/
-void
-SVTK_InteractorStyle
-::OnTimer()
+void SVTK_InteractorStyle::OnTimer()
{
//vtkInteractorStyle::OnTimer();
this->Interactor->Render();
+ // check if bounding box was changed
+ if ( GetCurrentRenderer() )
+ {
+ double aCurrBBCenter[3];
+ if ( ComputeBBCenter(GetCurrentRenderer(),aCurrBBCenter) )
+ {
+ if ( !myBBFirstCheck )
+ {
+ if ( fabs(aCurrBBCenter[0]-myBBCenter[0]) > 1e-38 ||
+ fabs(aCurrBBCenter[1]-myBBCenter[1]) > 1e-38 ||
+ fabs(aCurrBBCenter[2]-myBBCenter[2]) > 1e-38 ) {
+ // bounding box was changed => send SVTK::RotationPointChanged event
+ // invoke event for update coordinates in SVTK_SetRotationPointDlg
+ InvokeEvent(SVTK::BBCenterChanged,(void*)aCurrBBCenter);
+ for ( int i =0; i < 3; i++) myBBCenter[i] = aCurrBBCenter[i];
+ }
+ }
+ else
+ {
+ for ( int i =0; i < 3; i++) myBBCenter[i] = aCurrBBCenter[i];
+ myBBFirstCheck = false;
+ }
+ }
+ }
}
/*!
To invoke #vtkRenderWindowInteractor::CreateTimer
*/
-void
-SVTK_InteractorStyle
-::Render()
+void SVTK_InteractorStyle::Render()
{
this->Interactor->CreateTimer(VTKI_TIMER_FIRST);
}
-void
-SVTK_InteractorStyle
-::onSpaceMouseMove( double* data )
+void SVTK_InteractorStyle::onSpaceMouseMove( double* data )
{
// general things, do SetCurrentRenderer() within FindPokedRenderer()
int x, y;
IncrementalRotate( (int)data[3], 0 ); // 5. tilt the control forward/backward = rotate around X axis (Z axis of local coordinate system of space mouse)
}
-void
-SVTK_InteractorStyle
-::onSpaceMouseButton( int button )
+void SVTK_InteractorStyle::onSpaceMouseButton( int button )
{
if( mySMDecreaseSpeedBtn == button ) {
ControllerIncrement()->Decrease();
DominantCombinedSwitch();
}
-void
-SVTK_InteractorStyle
-::DominantCombinedSwitch()
+void SVTK_InteractorStyle::DominantCombinedSwitch()
{
printf( "\n--DominantCombinedSwitch() NOT IMPLEMENTED--\n" );
}
+/*!
+ Draws rectangle by starting and current points
+*/
+void SVTK_InteractorStyle::drawRect()
+{
+ if ( !myRectBand )
+ myRectBand = new QtxRectRubberBand( GetRenderWidget() );
+
+ myRectBand->setUpdatesEnabled ( false );
+ QRect aRect = SUIT_Tools::makeRect(myPoint.x(), myPoint.y(), myOtherPoint.x(), myOtherPoint.y());
+ myRectBand->initGeometry( aRect );
+
+ if ( !myRectBand->isVisible() )
+ myRectBand->show();
+
+ myRectBand->setUpdatesEnabled ( true );
+}
+
+/*!
+ \brief Delete rubber band on the end on the dragging operation.
+*/
+void SVTK_InteractorStyle::endDrawRect()
+{
+ if ( myRectBand ) {
+ myRectBand->clearGeometry();
+ myRectBand->hide();
+ }
+}
+
+bool isIntersect( const QPoint& theStart1, const QPoint& theEnd1,
+ const QPoint& theStart2, const QPoint& theEnd2 )
+{
+ if ( ( theStart1 == theStart2 && theEnd1 == theEnd2 ) ||
+ ( theStart1 == theEnd2 && theEnd1 == theStart2 ) )
+ return true;
+
+ if ( theStart1 == theStart2 || theStart2 == theEnd1 ||
+ theStart1 == theEnd2 || theEnd1 == theEnd2 )
+ return false;
+
+ double x11 = theStart1.x() * 1.0;
+ double x12 = theEnd1.x() * 1.0;
+ double y11 = theStart1.y() * 1.0;
+ double y12 = theEnd1.y() * 1.0;
+
+ double x21 = theStart2.x() * 1.0;
+ double x22 = theEnd2.x() * 1.0;
+ double y21 = theStart2.y() * 1.0;
+ double y22 = theEnd2.y() * 1.0;
+
+ double k1 = x12 == x11 ? 0 : ( y12 - y11 ) / ( x12 - x11 );
+ double k2 = x22 == x21 ? 0 : ( y22 - y21 ) / ( x22 - x21 );
+
+ double b1 = y11 - k1 * x11;
+ double b2 = y21 - k2 * x21;
+
+ if ( k1 == k2 )
+ {
+ if ( b1 != b2 )
+ return false;
+ else
+ return !( ( qMax( x11, x12 ) <= qMin( x21, x22 ) ||
+ qMin( x11, x12 ) >= qMax( x21, x22 ) ) &&
+ ( qMax( y11, y12 ) <= qMin( y21, y22 ) ||
+ qMin( y11, y12 ) >= qMax( y21, y22 ) ) );
+ }
+ else
+ {
+ double x0 = ( b2 - b1 ) / ( k1 - k2 );
+ double y0 = ( k1 * b2 - k2 * b1 ) / ( k1 - k2 );
+
+ if ( qMin( x11, x12 ) < x0 && x0 < qMax( x11, x12 ) &&
+ qMin( y11, y12 ) < y0 && y0 < qMax( y11, y12 ) &&
+ qMin( x21, x22 ) < x0 && x0 < qMax( x21, x22 ) &&
+ qMin( y21, y22 ) < y0 && y0 < qMax( y21, y22 ) )
+ return true;
+ }
+ return false;
+}
+
+bool isValid( const QPolygon* thePoints, const QPoint& theCurrent )
+{
+ if ( !thePoints->count() )
+ return true;
+
+ if ( thePoints->count() == 1 && thePoints->point( 0 ) == theCurrent )
+ return false;
+
+ const QPoint& aLast = thePoints->point( thePoints->count() - 1 );
+
+ if ( aLast == theCurrent )
+ return true;
+
+ bool res = true;
+ for ( uint i = 0; i < thePoints->count() - 1 && res; i++ )
+ {
+ const QPoint& aStart = thePoints->point( i );
+ const QPoint& anEnd = thePoints->point( i + 1 );
+ res = !isIntersect( aStart, anEnd, theCurrent, aLast );
+ }
+ return res;
+}
+
+/*!
+ Draws polygon
+*/
+void SVTK_InteractorStyle::drawPolygon()
+{
+ QSize aToler( 5, 5 );
+ if ( !myPolygonBand ) {
+ myPolygonBand = new QtxPolyRubberBand( GetRenderWidget() );
+ QPalette palette;
+ palette.setColor( myPolygonBand->foregroundRole(), Qt::white );
+ myPolygonBand->setPalette( palette );
+ myPolygonPoints.append( QPoint( myPoint.x(), myPoint.y() ) );
+ }
+ myPolygonBand->hide();
+
+ bool closed = false;
+ bool valid = GetRenderWidget()->rect().contains( QPoint( myOtherPoint.x(), myOtherPoint.y() ) );
+ if ( !myPolygonPoints.at(0).isNull() )
+ {
+ QRect aRect( myPolygonPoints.at(0).x() - aToler.width(), myPolygonPoints.at(0).y() - aToler.height(),
+ 2 * aToler.width(), 2 * aToler.height() );
+ closed = aRect.contains( QPoint( myOtherPoint.x(), myOtherPoint.y() ) );
+ }
+
+ QPolygon* points = new QPolygon( myPolygonPoints );
+ valid = valid && isValid( points, QPoint( myOtherPoint.x(), myOtherPoint.y() ) );
+ myPoligonState = valid ? InProcess : NotValid;
+ delete points;
+ if ( closed && !valid )
+ closed = false;
+
+ if ( closed && myPolygonPoints.size() > 2 ) {
+ GetRenderWidget()->setCursor( Qt::CrossCursor );
+ myPoligonState = Closed;
+ }
+ else if ( valid )
+ GetRenderWidget()->setCursor( Qt::PointingHandCursor );
+ else
+ GetRenderWidget()->setCursor( Qt::ForbiddenCursor );
+
+ myPolygonPoints.append( QPoint( myOtherPoint.x(), myOtherPoint.y() ) );
+
+ QPolygon aPolygon( myPolygonPoints );
+ myPolygonBand->initGeometry( aPolygon );
+ myPolygonBand->setVisible( true );
+
+ if ( myPolygonPoints.size() > 1 ) {
+ myPolygonPoints.remove( myPolygonPoints.size() - 1 );
+ }
+}
+
+/*!
+ \brief Delete rubber band on the end on the dragging operation.
+*/
+void SVTK_InteractorStyle::endDrawPolygon()
+{
+ if ( myPolygonBand ) myPolygonBand->hide();
+
+ delete myPolygonBand;
+ myPolygonBand = 0;
+
+ myPolygonPoints.clear();
+}
+
/*!
Main process event method (reimplemented from #vtkInteractorStyle)
*/
-void
-SVTK_InteractorStyle
-::ProcessEvents( vtkObject* object,
- unsigned long event,
- void* clientData,
- void* callData )
+void SVTK_InteractorStyle::ProcessEvents( vtkObject* object,
+ unsigned long event,
+ void* clientData,
+ void* callData )
{
if ( clientData ) {
vtkObject* anObject = reinterpret_cast<vtkObject*>( clientData );
SVTK_InteractorStyle* self = dynamic_cast<SVTK_InteractorStyle*>( anObject );
int aSpeedIncrement=self->ControllerIncrement()->Current();
+ double aCenter[3];
+ double* aSelectedPoint;
if ( self ) {
switch ( event ) {
case SVTK::SpaceMouseMoveEvent :
- self->onSpaceMouseMove( (double*)callData );
- return;
+ self->onSpaceMouseMove( (double*)callData );
+ return;
case SVTK::SpaceMouseButtonEvent :
- self->onSpaceMouseButton( *((int*)callData) );
- return;
+ self->onSpaceMouseButton( *((int*)callData) );
+ return;
case SVTK::PanLeftEvent:
- self->IncrementalPan(-aSpeedIncrement, 0);
- return;
+ self->IncrementalPan(-aSpeedIncrement, 0);
+ return;
case SVTK::PanRightEvent:
- self->IncrementalPan(aSpeedIncrement, 0);
- return;
+ self->IncrementalPan(aSpeedIncrement, 0);
+ return;
case SVTK::PanUpEvent:
- self->IncrementalPan(0, aSpeedIncrement);
- return;
+ self->IncrementalPan(0, aSpeedIncrement);
+ return;
case SVTK::PanDownEvent:
- self->IncrementalPan(0, -aSpeedIncrement);
- return;
+ self->IncrementalPan(0, -aSpeedIncrement);
+ return;
case SVTK::ZoomInEvent:
- self->IncrementalZoom(aSpeedIncrement);
- return;
+ self->IncrementalZoom(aSpeedIncrement);
+ return;
case SVTK::ZoomOutEvent:
- self->IncrementalZoom(-aSpeedIncrement);
- return;
+ self->IncrementalZoom(-aSpeedIncrement);
+ return;
case SVTK::RotateLeftEvent:
- self->IncrementalRotate(-aSpeedIncrement, 0);
- return;
+ self->IncrementalRotate(-aSpeedIncrement, 0);
+ return;
case SVTK::RotateRightEvent:
- self->IncrementalRotate(aSpeedIncrement, 0);
- return;
+ self->IncrementalRotate(aSpeedIncrement, 0);
+ return;
case SVTK::RotateUpEvent:
- self->IncrementalRotate(0, -aSpeedIncrement);
- return;
+ self->IncrementalRotate(0, -aSpeedIncrement);
+ return;
case SVTK::RotateDownEvent:
- self->IncrementalRotate(0, aSpeedIncrement);
- return;
+ self->IncrementalRotate(0, aSpeedIncrement);
+ return;
case SVTK::PlusSpeedIncrementEvent:
- self->ControllerIncrement()->Increase();
- return;
+ self->ControllerIncrement()->Increase();
+ return;
case SVTK::MinusSpeedIncrementEvent:
- self->ControllerIncrement()->Decrease();
- return;
+ self->ControllerIncrement()->Decrease();
+ return;
case SVTK::SetSpeedIncrementEvent:
- self->ControllerIncrement()->SetStartValue(*((int*)callData));
- return;
+ self->ControllerIncrement()->SetStartValue(*((int*)callData));
+ return;
case SVTK::SetSMDecreaseSpeedEvent:
- self->mySMDecreaseSpeedBtn = *((int*)callData);
- return;
+ self->mySMDecreaseSpeedBtn = *((int*)callData);
+ return;
case SVTK::SetSMIncreaseSpeedEvent:
- self->mySMIncreaseSpeedBtn = *((int*)callData);
- return;
+ self->mySMIncreaseSpeedBtn = *((int*)callData);
+ return;
case SVTK::SetSMDominantCombinedSwitchEvent:
- self->mySMDominantCombinedSwitchBtn = *((int*)callData);
- return;
+ self->mySMDominantCombinedSwitchBtn = *((int*)callData);
+ return;
case SVTK::StartZoom:
- self->startZoom();
- return;
+ self->startZoom();
+ return;
case SVTK::StartPan:
- self->startPan();
- return;
+ self->startPan();
+ return;
case SVTK::StartRotate:
- self->startRotate();
- return;
+ self->startRotate();
+ return;
case SVTK::StartGlobalPan:
- self->startGlobalPan();
- return;
+ self->startGlobalPan();
+ return;
case SVTK::StartFitArea:
- self->startFitArea();
- return;
+ self->startFitArea();
+ return;
+
+ case SVTK::SetRotateGravity:
+ if ( self->myCurrRotationPointType == SVTK::StartPointSelection )
+ {
+ self->myHighlightSelectionPointActor->SetVisibility( false );
+ if( self->GetCurrentRenderer() != NULL )
+ self->GetCurrentRenderer()->RemoveActor( self->myHighlightSelectionPointActor.GetPointer() );
+ self->GetRenderWidget()->setCursor(self->myDefCursor);
+ }
+ self->myPrevRotationPointType = self->myCurrRotationPointType;
+ self->myCurrRotationPointType = SVTK::SetRotateGravity;
+ if ( ComputeBBCenter(self->GetCurrentRenderer(),aCenter) )
+ // invoke event for update coordinates in SVTK_SetRotationPointDlg
+ self->InvokeEvent(SVTK::BBCenterChanged,(void*)aCenter);
+ return;
+ case SVTK::StartPointSelection:
+ self->startPointSelection();
+ return;
+
+ case SVTK::ChangeRotationPoint:
+ if ( self->myCurrRotationPointType == SVTK::StartPointSelection )
+ {
+ self->myHighlightSelectionPointActor->SetVisibility( false );
+ if( self->GetCurrentRenderer() != NULL )
+ self->GetCurrentRenderer()->RemoveActor( self->myHighlightSelectionPointActor.GetPointer() );
+ self->GetRenderWidget()->setCursor(self->myDefCursor);
+ }
+ self->myPrevRotationPointType = self->myCurrRotationPointType;
+ self->myCurrRotationPointType = SVTK::SetRotateSelected;
+ aSelectedPoint = (double*)callData;
+ self->myRotationPointX = aSelectedPoint[0];
+ self->myRotationPointY = aSelectedPoint[1];
+ self->myRotationPointZ = aSelectedPoint[2];
+ return;
+
+ case SVTK::SetFocalPointGravity:
+ if ( self->myCurrFocalPointType == SVTK::StartPointSelection )
+ {
+ self->myHighlightSelectionPointActor->SetVisibility( false );
+ if( self->GetCurrentRenderer() != NULL )
+ self->GetCurrentRenderer()->RemoveActor( self->myHighlightSelectionPointActor.GetPointer() );
+ self->GetRenderWidget()->setCursor(self->myDefCursor);
+ }
+ self->myCurrFocalPointType = SVTK::SetFocalPointGravity;
+ if ( ComputeBBCenter(self->GetCurrentRenderer(),aCenter) ) {
+ // invoke event for update coordinates in SVTK_ViewParameterDlg
+ self->InvokeEvent(SVTK::FocalPointChanged,(void*)aCenter);
+ }
+ return;
+ case SVTK::StartFocalPointSelection:
+ self->startFocalPointSelection();
+ return;
+
+ case SVTK::SetFocalPointSelected:
+ if ( self->myCurrFocalPointType == SVTK::StartFocalPointSelection )
+ {
+ self->myHighlightSelectionPointActor->SetVisibility( false );
+ if( self->GetCurrentRenderer() != NULL )
+ self->GetCurrentRenderer()->RemoveActor( self->myHighlightSelectionPointActor.GetPointer() );
+ self->GetRenderWidget()->setCursor(self->myDefCursor);
+ }
+ self->myPrevFocalPointType = self->myCurrFocalPointType;
+ self->myCurrFocalPointType = SVTK::SetFocalPointSelected;
+ return;
}
}
}
*/
void SVTK_InteractorStyle::OnChar()
{
+ char key = GetInteractor()->GetKeyCode();
+ switch ( key ) {
+ case '+': ControllerIncrement()->Increase(); break;
+ case '-': ControllerIncrement()->Decrease(); break;
+ }
}
/*!
}
/*!
- To get current increment controller
+ To set current increment controller
*/
void SVTK_InteractorStyle::SetControllerIncrement(SVTK_ControllerIncrement* theController)
{
myControllerIncrement=theController;
}
+/*!
+ To modify current increment controller
+*/
+void SVTK_InteractorStyle::SetIncrementSpeed(const int theValue, const int theMode)
+{
+ SVTK_ControllerIncrement* c = 0;
+ switch (theMode) {
+ case 0: c = SVTK_ControllerIncrement::New(); break;
+ case 1: c = SVTK_GeomControllerIncrement::New(); break;
+ }
+ c->SetStartValue(theValue);
+
+ SetControllerIncrement(c);
+ c->Delete();
+}
+
/*!
To get current increment controller
*/
return myIncrement;
}
+vtkStandardNewMacro(SVTK_GeomControllerIncrement);
+SVTK_GeomControllerIncrement::SVTK_GeomControllerIncrement()
+{
+}
+SVTK_GeomControllerIncrement::~SVTK_GeomControllerIncrement()
+{
+}
+int SVTK_GeomControllerIncrement::Increase()
+{
+ myIncrement*=2;
+ return myIncrement;
+}
+int SVTK_GeomControllerIncrement::Decrease()
+{
+ myIncrement/=2;
+ if (myIncrement<1){
+ myIncrement=1;
+ }
+ return myIncrement;
+}
+
vtkStandardNewMacro(SVTK_ControllerOnKeyDown);
/*!