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[creaMaracasVisu.git] / lib / maracasVisuLib / src / interface / wxWindows / widgets / include / vtkInteractorStyleCutter.cxx

diff --git a/lib/maracasVisuLib/src/interface/wxWindows/widgets/include/vtkInteractorStyleCutter.cxx b/lib/maracasVisuLib/src/interface/wxWindows/widgets/include/vtkInteractorStyleCutter.cxx
new file mode 100644 (file)
index 0000000..01d92b2
--- /dev/null
+++ b/lib/maracasVisuLib/src/interface/wxWindows/widgets/include/vtkInteractorStyleCutter.cxx
@@ -0,0 +1,192 @@
+/*=========================================================================
+
+  Program:   Visualization Toolkit
+  Module:    $RCSfile: vtkInteractorStyleCutter.cxx,v $
+  Language:  C++
+  Date:      $Date: 2009/05/14 13:54:57 $
+  Version:   $Revision: 1.1 $
+
+  Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen 
+  All rights reserved.
+  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
+
+     This software is distributed WITHOUT ANY WARRANTY; without even 
+     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
+     PURPOSE.  See the above copyright notice for more information.
+
+=========================================================================*/
+#include "vtkInteractorStyleCutter.h"
+
+#include <vtkPoints.h>
+#include <vtkActor2D.h>
+#include <vtkObjectFactory.h>
+#include <vtkRenderer.h>
+#include <vtkRenderWindowInteractor.h>
+#include <vtkCellArray.h>
+#include <vtkPolyData.h>
+#include <vtkPolyDataMapper2D.h>
+#include <vtkProperty2D.h>
+#include <vtkCamera.h>
+
+vtkCxxRevisionMacro(vtkInteractorStyleCutter, "$Revision: 1.1 $");
+vtkStandardNewMacro(vtkInteractorStyleCutter);
+
+//----------------------------------------------------------------------------
+vtkInteractorStyleCutter::vtkInteractorStyleCutter()
+{
+  this->CurrentPosition[0] = this->CurrentPosition[1] = 0;
+  this->Direction[0] = this->Direction[1] = this->Direction[2] = 0.;
+  this->Moving = 0;
+
+  this->Points = vtkPoints::New();
+  this->Lines = vtkCellArray::New();
+  this->LoopPoints = vtkPoints::New();
+
+  vtkPolyData *pd = vtkPolyData::New();
+  pd->SetPoints( Points );
+  pd->SetLines( Lines );
+   
+  vtkPolyDataMapper2D *bboxMapper = vtkPolyDataMapper2D::New();
+  bboxMapper->SetInput( pd );
+   
+  this->BboxActor = vtkActor2D::New();
+  this->BboxActor->SetMapper( bboxMapper );
+  this->BboxActor->GetProperty()->SetColor(1, 0, 0);
+  this->BboxActor->VisibilityOff();
+
+  //thanks
+  pd->Delete();
+  bboxMapper->Delete();
+}
+
+//----------------------------------------------------------------------------
+vtkInteractorStyleCutter::~vtkInteractorStyleCutter()
+{
+  this->Points->Delete();
+  this->BboxActor->Delete();
+  this->Lines->Delete();
+  this->LoopPoints->Delete();
+}
+
+//----------------------------------------------------------------------------
+void vtkInteractorStyleCutter::OnMouseMove()
+{
+  if (!this->Interactor || !this->Moving)
+    {
+    return;
+    }
+  
+  this->CurrentPosition[0] = this->Interactor->GetEventPosition()[0];
+  this->CurrentPosition[1] = this->Interactor->GetEventPosition()[1];  
+  
+  //mouse move event
+  this->Points->SetPoint(this->PointID, this->CurrentPosition[0], 
+    this->CurrentPosition[1], 0);
+
+  this->Interactor->Render();
+}
+
+//----------------------------------------------------------------------------
+void vtkInteractorStyleCutter::OnLeftButtonDown()
+{
+  if (!this->Interactor)
+    {
+    return;
+    }
+  
+  this->CurrentPosition[0] = this->Interactor->GetEventPosition()[0];
+  this->CurrentPosition[1] = this->Interactor->GetEventPosition()[1];  
+
+  if(!this->Moving)
+    {
+    this->Initialize();
+
+    //Call this before accessing CurrentRenderer
+    this->FindPokedRenderer(this->CurrentPosition[0], this->CurrentPosition[1]);
+    this->CurrentRenderer->AddProp( BboxActor );
+    }
+
+  this->Moving = 1;
+
+  this->Points->SetPoint(this->PointID, this->CurrentPosition[0],
+    this->CurrentPosition[1], 0);
+  this->PointID = this->Points->InsertNextPoint( this->CurrentPosition[0], 
+    this->CurrentPosition[1], 0);
+
+  this->Lines->InsertCellPoint( this->PointID );
+  this->Lines->UpdateCellCount( this->PointID + 1 );
+  this->BboxActor->VisibilityOn();
+
+  this->Interactor->Render();
+}
+
+//----------------------------------------------------------------------------
+void vtkInteractorStyleCutter::OnRightButtonDown()
+{
+  if (!this->Interactor || !this->Moving)
+    {
+    return;
+    }
+  
+  double xyz[3];
+  this->Points->GetPoint( 0, xyz );
+  this->Points->SetPoint(this->PointID, xyz);
+
+  //Save current state
+  this->EndLoop();
+
+  this->Interactor->Render();
+  this->Moving = 0;
+}
+
+//----------------------------------------------------------------------------
+void vtkInteractorStyleCutter::Initialize()
+{
+  this->Points->Reset();
+  this->Lines->Reset();
+
+  this->PointID = this->Points->InsertNextPoint( 0, 0, 0);
+  this->Lines->InsertNextCell( 1 );
+  this->Lines->InsertCellPoint( 0 );
+}
+//----------------------------------------------------------------------------
+void vtkInteractorStyleCutter::EndLoop()
+{
+  double pi[3],fpi[4];
+  int numPts = this->Points->GetNumberOfPoints()-1;
+  this->LoopPoints->SetNumberOfPoints( numPts );
+  vtkCamera *camera = this->CurrentRenderer->GetActiveCamera();
+  int state = camera->GetParallelProjection ();
+  camera->ParallelProjectionOn();
+
+  for (int i=0; i < numPts; i++)
+  {
+    this->Points->GetPoint(i, pi);
+    this->CurrentRenderer->SetDisplayPoint(pi[0], pi[1], 0);
+    this->CurrentRenderer->DisplayToWorld();
+
+    this->CurrentRenderer->GetWorldPoint( fpi );
+    if ( fpi[3] )
+    {
+      fpi[0] /= fpi[3];
+      fpi[1] /= fpi[3];
+      fpi[2] /= fpi[3];
+    }
+    this->LoopPoints->SetPoint( i, fpi[0], fpi[1], fpi[2] );
+  }
+
+  //Set direction of extrusion, should save this state before camera moves
+  camera->GetDirectionOfProjection( this->Direction );
+  //camera->SetParallelProjection( state );
+}
+//----------------------------------------------------------------------------
+//Just a quick hack:
+void vtkInteractorStyleCutter::VisibilityOff()
+{
+  this->BboxActor->VisibilityOff();
+}
+//----------------------------------------------------------------------------
+void vtkInteractorStyleCutter::PrintSelf(ostream& os, vtkIndent indent)
+{
+  this->Superclass::PrintSelf(os, indent);
+}