vtkSlicerAngleRepresentation2D.h

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/*=========================================================================
 
 Copyright (c) ProxSim ltd., Kwun Tong, Hong Kong. All Rights Reserved.
 
 See COPYRIGHT.txt
 or http://www.slicer.org/copyright/copyright.txt for details.
 
 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 
 This file was originally developed by Davide Punzo, punzodavide@hotmail.it,
 and development was supported by ProxSim ltd.
 
=========================================================================*/
 
#ifndef vtkSlicerAngleRepresentation2D_h
#define vtkSlicerAngleRepresentation2D_h
 
#include "vtkSlicerMarkupsModuleVTKWidgetsExport.h"
#include "vtkSlicerMarkupsWidgetRepresentation2D.h"
 
#include "vtkLookupTable.h"
 
class vtkArcSource;
class vtkDiscretizableColorTransferFunction;
class vtkSampleImplicitFunctionFilter;
class vtkTubeFilter;
 
class vtkMRMLInteractionEventData;
 
class VTK_SLICER_MARKUPS_MODULE_VTKWIDGETS_EXPORT vtkSlicerAngleRepresentation2D : public vtkSlicerMarkupsWidgetRepresentation2D
{
public:
  static vtkSlicerAngleRepresentation2D *New();
 
  vtkTypeMacro(vtkSlicerAngleRepresentation2D,vtkSlicerMarkupsWidgetRepresentation2D);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  void UpdateFromMRMLInternal(vtkMRMLNode* caller, unsigned long event, void *callData = nullptr) override;
 
  void GetActors(vtkPropCollection *) override;
  void ReleaseGraphicsResources(vtkWindow *) override;
  int RenderOverlay(vtkViewport *viewport) override;
  int RenderOpaqueGeometry(vtkViewport *viewport) override;
  int RenderTranslucentPolygonalGeometry(vtkViewport *viewport) override;
  vtkTypeBool HasTranslucentPolygonalGeometry() override;
 
  double* GetBounds() VTK_SIZEHINT(6) override;
 
  void CanInteract(vtkMRMLInteractionEventData* interactionEventData,
    int &foundComponentType, int &foundComponentIndex, double &closestDistance2) override;
 
  bool GetTransformationReferencePoint(double referencePointWorld[3]) override;
 
protected:
  vtkSlicerAngleRepresentation2D();
  ~vtkSlicerAngleRepresentation2D() override;
 
  void SetMarkupsNode(vtkMRMLMarkupsNode *markupsNode) override;
 
  void BuildArc();
 
  // Update visibility of interaction handles for representation
  void UpdateInteractionPipeline() override;
 
  vtkSmartPointer<vtkPolyData> Line;
  vtkSmartPointer<vtkPolyDataMapper2D> LineMapper;
  vtkSmartPointer<vtkActor2D> LineActor;
  vtkSmartPointer<vtkArcSource> Arc;
  vtkSmartPointer<vtkPolyDataMapper2D> ArcMapper;
  vtkSmartPointer<vtkActor2D> ArcActor;
  vtkSmartPointer<vtkDiscretizableColorTransferFunction> ColorMap;
 
  vtkSmartPointer<vtkTubeFilter> TubeFilter;
  vtkSmartPointer<vtkTubeFilter> ArcTubeFilter;
 
  vtkSmartPointer<vtkTransformPolyDataFilter> LineWorldToSliceTransformer;
  vtkSmartPointer<vtkTransformPolyDataFilter> ArcWorldToSliceTransformer;
 
  vtkSmartPointer<vtkSampleImplicitFunctionFilter> LineSliceDistance;
  vtkSmartPointer<vtkSampleImplicitFunctionFilter> ArcSliceDistance;
 
private:
  vtkSlicerAngleRepresentation2D(const vtkSlicerAngleRepresentation2D&) = delete;
  void operator=(const vtkSlicerAngleRepresentation2D&) = delete;
};
 
#endif