vtkSlicerROIRepresentation3D.h

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/*==============================================================================

  Copyright (c) Laboratory for Percutaneous Surgery (PerkLab)
  Queen's University, Kingston, ON, Canada. 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 Kyle Sunderland, PerkLab, Queen's University
  and was supported through CANARIE's Research Software Program, Cancer
  Care Ontario, OpenAnatomy, and Brigham and Women's Hospital through NIH grant R01MH112748.

==============================================================================*/

#ifndef vtkSlicerROIRepresentation3D_h
#define vtkSlicerROIRepresentation3D_h

#include "vtkSlicerMarkupsModuleVTKWidgetsExport.h"
#include "vtkSlicerMarkupsWidgetRepresentation3D.h"

class vtkActor;
class vtkArrayCalculator;
class vtkAppendPolyData;
class vtkArrowSource;
class vtkGlyph3DMapper;
class vtkLookupTable;
class vtkMRMLInteractionEventData;
class vtkMRMLMarkupsROINode;
class vtkOutlineFilter;
class vtkPassThroughFilter;
class vtkPlaneSource;
class vtkPolyDataAlgorithm;
class vtkPolyDataMapper;
class vtkPolyData;
class vtkTransformPolyDataFilter;
class vtkTubeFilter;

class VTK_SLICER_MARKUPS_MODULE_VTKWIDGETS_EXPORT vtkSlicerROIRepresentation3D : public vtkSlicerMarkupsWidgetRepresentation3D
{
public:
  static vtkSlicerROIRepresentation3D *New();

  vtkTypeMacro(vtkSlicerROIRepresentation3D,vtkSlicerMarkupsWidgetRepresentation3D);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  void UpdateFromMRML(vtkMRMLNode* caller, unsigned long event, void *callData=nullptr) override;

  virtual void UpdateCubeSourceFromMRML(vtkMRMLMarkupsROINode* roiNode);

  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() override;

  void CanInteract(vtkMRMLInteractionEventData* interactionEventData,
    int& foundComponentType, int& foundComponentIndex, double& closestDistance2) override;

  void CanInteractWithROI(vtkMRMLInteractionEventData* interactionEventData,
    int& foundComponentType, int& foundComponentIndex, double& closestDistance2);

protected:
  vtkSlicerROIRepresentation3D();
  ~vtkSlicerROIRepresentation3D() override;

  // Initialize interaction handle pipeline
  void SetupInteractionPipeline() override;

  // Update visibility of interaction handles for representation
  void UpdateInteractionPipeline() override;

  void SetROISource(vtkPolyDataAlgorithm* roiSource);

  vtkSmartPointer<vtkPolyDataAlgorithm> ROISource;

  vtkSmartPointer<vtkPassThroughFilter> ROIPipelineInputFilter;

  vtkSmartPointer<vtkTransformPolyDataFilter>    ROITransformFilter;
  vtkSmartPointer<vtkTransform>                  ROIToWorldTransform;

  vtkSmartPointer<vtkPolyDataMapper>             ROIMapper;
  vtkSmartPointer<vtkProperty>                   ROIProperty;
  vtkSmartPointer<vtkActor>                      ROIActor;

  vtkSmartPointer<vtkPolyDataMapper>             ROIOccludedMapper;
  vtkSmartPointer<vtkProperty>                   ROIOccludedProperty;
  vtkSmartPointer<vtkActor>                      ROIOccludedActor;

  vtkSmartPointer<vtkOutlineFilter>              ROIOutlineFilter;

  vtkSmartPointer<vtkTransformPolyDataFilter>    ROIOutlineTransformFilter;

  vtkSmartPointer<vtkPolyDataMapper>             ROIOutlineMapper;
  vtkSmartPointer<vtkProperty>                   ROIOutlineProperty;
  vtkSmartPointer<vtkActor>                      ROIOutlineActor;

  vtkSmartPointer<vtkPolyDataMapper>             ROIOutlineOccludedMapper;
  vtkSmartPointer<vtkProperty>                   ROIOutlineOccludedProperty;
  vtkSmartPointer<vtkActor>                      ROIOutlineOccludedActor;

  class MarkupsInteractionPipelineROI : public MarkupsInteractionPipeline
  {
  public:
    MarkupsInteractionPipelineROI(vtkSlicerMarkupsWidgetRepresentation* representation);
    ~MarkupsInteractionPipelineROI() override = default;

    // Initialize scale handles
    void CreateScaleHandles() override;

    // Update scale handle positions
    virtual void UpdateScaleHandles();

    // Get handle opacity
    double GetHandleOpacity(int type, int index) override;


    void GetHandleColor(int type, int index, double color[4]) override;
    HandleInfoList GetHandleInfoList() override;
    void GetInteractionHandleAxisWorld(int type, int index, double axis[3]) override;
  };
  friend class vtkSlicerROIRepresentation2D;

private:
  vtkSlicerROIRepresentation3D(const vtkSlicerROIRepresentation3D&) = delete;
  void operator=(const vtkSlicerROIRepresentation3D&) = delete;
};

#endif