vtkImplicitPlaneRepresentation.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkImplicitPlaneRepresentation.h
 
  Copyright (c) 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.
 
=========================================================================*/
#ifndef vtkImplicitPlaneRepresentation_h
#define vtkImplicitPlaneRepresentation_h
 
#include "vtkInteractionWidgetsModule.h" // For export macro
#include "vtkWidgetRepresentation.h"
 
class vtkActor;
class vtkBox;
class vtkCellPicker;
class vtkConeSource;
class vtkCutter;
class vtkFeatureEdges;
class vtkImageData;
class vtkLineSource;
class vtkLookupTable;
class vtkOutlineFilter;
class vtkPlane;
class vtkPlaneSource;
class vtkPolyData;
class vtkPolyDataAlgorithm;
class vtkPolyDataMapper;
class vtkProperty;
class vtkSphereSource;
class vtkTransform;
class vtkTubeFilter;
 
class VTKINTERACTIONWIDGETS_EXPORT vtkImplicitPlaneRepresentation : public vtkWidgetRepresentation
{
public:
  static vtkImplicitPlaneRepresentation* New();
 
 
  vtkTypeMacro(vtkImplicitPlaneRepresentation, vtkWidgetRepresentation);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  void SetOrigin(double x, double y, double z);
  void SetOrigin(double x[3]);
  double* GetOrigin() VTK_SIZEHINT(3);
  void GetOrigin(double xyz[3]);
 
 
  void SetNormal(double x, double y, double z);
  void SetNormal(double n[3]);
  void SetNormalToCamera();
  double* GetNormal() VTK_SIZEHINT(3);
  void GetNormal(double xyz[3]);
 
 
  void SetNormalToXAxis(vtkTypeBool);
  vtkGetMacro(NormalToXAxis, vtkTypeBool);
  vtkBooleanMacro(NormalToXAxis, vtkTypeBool);
  void SetNormalToYAxis(vtkTypeBool);
  vtkGetMacro(NormalToYAxis, vtkTypeBool);
  vtkBooleanMacro(NormalToYAxis, vtkTypeBool);
  void SetNormalToZAxis(vtkTypeBool);
  vtkGetMacro(NormalToZAxis, vtkTypeBool);
  vtkBooleanMacro(NormalToZAxis, vtkTypeBool);
 
 
  virtual void SetLockNormalToCamera(vtkTypeBool);
  vtkGetMacro(LockNormalToCamera, vtkTypeBool);
  vtkBooleanMacro(LockNormalToCamera, vtkTypeBool);
 
 
  vtkSetMacro(Tubing, vtkTypeBool);
  vtkGetMacro(Tubing, vtkTypeBool);
  vtkBooleanMacro(Tubing, vtkTypeBool);
 
 
  void SetDrawPlane(vtkTypeBool plane);
  vtkGetMacro(DrawPlane, vtkTypeBool);
  vtkBooleanMacro(DrawPlane, vtkTypeBool);
 
 
  void SetDrawOutline(vtkTypeBool plane);
  vtkGetMacro(DrawOutline, vtkTypeBool);
  vtkBooleanMacro(DrawOutline, vtkTypeBool);
 
 
  vtkSetMacro(OutlineTranslation, vtkTypeBool);
  vtkGetMacro(OutlineTranslation, vtkTypeBool);
  vtkBooleanMacro(OutlineTranslation, vtkTypeBool);
 
 
  vtkSetMacro(OutsideBounds, vtkTypeBool);
  vtkGetMacro(OutsideBounds, vtkTypeBool);
  vtkBooleanMacro(OutsideBounds, vtkTypeBool);
 
 
  void SetXTranslationAxisOn() { this->TranslationAxis = Axis::XAxis; }
  void SetYTranslationAxisOn() { this->TranslationAxis = Axis::YAxis; }
  void SetZTranslationAxisOn() { this->TranslationAxis = Axis::ZAxis; }
  void SetTranslationAxisOff() { this->TranslationAxis = Axis::NONE; }
 
 
  bool IsTranslationConstrained() { return this->TranslationAxis != Axis::NONE; }
 
 
  vtkSetVector6Macro(WidgetBounds, double);
  vtkGetVector6Macro(WidgetBounds, double);
 
 
  vtkSetMacro(ConstrainToWidgetBounds, vtkTypeBool);
  vtkGetMacro(ConstrainToWidgetBounds, vtkTypeBool);
  vtkBooleanMacro(ConstrainToWidgetBounds, vtkTypeBool);
 
 
  vtkSetMacro(ScaleEnabled, vtkTypeBool);
  vtkGetMacro(ScaleEnabled, vtkTypeBool);
  vtkBooleanMacro(ScaleEnabled, vtkTypeBool);
 
  void GetPolyData(vtkPolyData* pd);
 
  vtkPolyDataAlgorithm* GetPolyDataAlgorithm();
 
  void GetPlane(vtkPlane* plane);
 
  void SetPlane(vtkPlane* plane);
 
  void UpdatePlacement(void);
 
 
  vtkGetObjectMacro(NormalProperty, vtkProperty);
  vtkGetObjectMacro(SelectedNormalProperty, vtkProperty);
 
 
  vtkGetObjectMacro(PlaneProperty, vtkProperty);
  vtkGetObjectMacro(SelectedPlaneProperty, vtkProperty);
 
 
  vtkGetObjectMacro(OutlineProperty, vtkProperty);
  vtkGetObjectMacro(SelectedOutlineProperty, vtkProperty);
 
 
  vtkGetObjectMacro(EdgesProperty, vtkProperty);
 
  void SetEdgeColor(vtkLookupTable*);
  void SetEdgeColor(double, double, double);
  void SetEdgeColor(double c[3]);
 
 
  vtkSetClampMacro(BumpDistance, double, 0.000001, 1);
  vtkGetMacro(BumpDistance, double);
 
  void BumpPlane(int dir, double factor);
 
  void PushPlane(double distance);
 
 
  int ComputeInteractionState(int X, int Y, int modify = 0) override;
  void PlaceWidget(double bounds[6]) override;
  void BuildRepresentation() override;
  void StartWidgetInteraction(double eventPos[2]) override;
  void WidgetInteraction(double newEventPos[2]) override;
  void EndWidgetInteraction(double newEventPos[2]) override;
  void StartComplexInteraction(vtkRenderWindowInteractor* iren, vtkAbstractWidget* widget,
    unsigned long event, void* calldata) override;
  void ComplexInteraction(vtkRenderWindowInteractor* iren, vtkAbstractWidget* widget,
    unsigned long event, void* calldata) override;
  int ComputeComplexInteractionState(vtkRenderWindowInteractor* iren, vtkAbstractWidget* widget,
    unsigned long event, void* calldata, int modify = 0) override;
  void EndComplexInteraction(vtkRenderWindowInteractor* iren, vtkAbstractWidget* widget,
    unsigned long event, void* calldata) override;
 
 
  double* GetBounds() VTK_SIZEHINT(6) override;
  void GetActors(vtkPropCollection* pc) override;
  void ReleaseGraphicsResources(vtkWindow*) override;
  int RenderOpaqueGeometry(vtkViewport*) override;
  int RenderTranslucentPolygonalGeometry(vtkViewport*) override;
  vtkTypeBool HasTranslucentPolygonalGeometry() override;
 
  // Manage the state of the widget
  enum _InteractionState
  {
    Outside = 0,
    Moving,
    MovingOutline,
    MovingOrigin,
    Rotating,
    Pushing,
    Scaling
  };
 
 
  vtkSetClampMacro(InteractionState, int, Outside, Scaling);
 
 
  virtual void SetRepresentationState(int);
  vtkGetMacro(RepresentationState, int);
 
  // Get the underlying implicit plane object used by this rep
  // that can be used as a cropping plane in vtkMapper.
  vtkPlane* GetUnderlyingPlane() { return this->Plane; }
 
 
  virtual void SetCropPlaneToBoundingBox(bool);
  vtkGetMacro(CropPlaneToBoundingBox, bool);
  vtkBooleanMacro(CropPlaneToBoundingBox, bool);
 
 
  vtkGetMacro(SnapToAxes, bool);
  vtkSetMacro(SnapToAxes, bool);
 
 
  vtkGetMacro(AlwaysSnapToNearestAxis, bool);
  virtual void SetAlwaysSnapToNearestAxis(bool snap)
  {
    this->AlwaysSnapToNearestAxis = snap;
    this->SetNormal(this->GetNormal());
  }
 
protected:
  vtkImplicitPlaneRepresentation();
  ~vtkImplicitPlaneRepresentation() override;
 
  int RepresentationState;
 
  // Keep track of event positions
  double LastEventPosition[3];
  double LastEventOrientation[4];
  double StartEventOrientation[4];
 
  // Controlling ivars
  vtkTypeBool NormalToXAxis;
  vtkTypeBool NormalToYAxis;
  vtkTypeBool NormalToZAxis;
 
  double SnappedEventOrientation[4];
  bool SnappedOrientation;
  bool SnapToAxes;
 
  bool AlwaysSnapToNearestAxis;
 
  // Locking normal to camera
  vtkTypeBool LockNormalToCamera;
 
  // Controlling the push operation
  double BumpDistance;
 
  // The actual plane which is being manipulated
  vtkPlane* Plane;
 
  int TranslationAxis;
 
  // The bounding box is represented by a single voxel image data
  vtkImageData* Box;
  vtkOutlineFilter* Outline;
  vtkPolyDataMapper* OutlineMapper;
  vtkActor* OutlineActor;
  void HighlightOutline(int highlight);
  vtkTypeBool OutlineTranslation; // whether the outline can be moved
  vtkTypeBool ScaleEnabled;       // whether the widget can be scaled
  vtkTypeBool OutsideBounds;      // whether the widget can be moved outside input's bounds
  double WidgetBounds[6];
  vtkTypeBool ConstrainToWidgetBounds;
 
  // The cut plane is produced with a vtkCutter
  vtkCutter* Cutter;
  vtkPlaneSource* PlaneSource; // used when plane cropping disabled
  vtkPolyDataMapper* CutMapper;
  vtkActor* CutActor;
  vtkTypeBool DrawPlane;
  vtkTypeBool DrawOutline;
  void HighlightPlane(int highlight);
 
  // Optional tubes are represented by extracting boundary edges and tubing
  vtkFeatureEdges* Edges;
  vtkTubeFilter* EdgesTuber;
  vtkPolyDataMapper* EdgesMapper;
  vtkActor* EdgesActor;
  vtkTypeBool Tubing; // control whether tubing is on
 
  // The + normal cone
  vtkConeSource* ConeSource;
  vtkPolyDataMapper* ConeMapper;
  vtkActor* ConeActor;
  void HighlightNormal(int highlight);
 
  // The normal line
  vtkLineSource* LineSource;
  vtkPolyDataMapper* LineMapper;
  vtkActor* LineActor;
 
  // The - normal cone
  vtkConeSource* ConeSource2;
  vtkPolyDataMapper* ConeMapper2;
  vtkActor* ConeActor2;
 
  // The origin positioning handle
  vtkSphereSource* Sphere;
  vtkPolyDataMapper* SphereMapper;
  vtkActor* SphereActor;
 
  // Do the picking
  vtkCellPicker* Picker;
 
  // Register internal Pickers within PickingManager
  void RegisterPickers() override;
 
  // Transform the normal (used for rotation)
  vtkTransform* Transform;
 
  // Methods to manipulate the plane
  void Rotate(double X, double Y, double* p1, double* p2, double* vpn);
  void Rotate3D(double* p1, double* p2);
  void TranslatePlane(double* p1, double* p2);
  void TranslateOutline(double* p1, double* p2);
  void TranslateOrigin(double* p1, double* p2);
  void UpdatePose(double* p1, double* d1, double* p2, double* d2);
  void Push(double* p1, double* p2);
  void Scale(double* p1, double* p2, double X, double Y);
  void SizeHandles();
 
  // Properties used to control the appearance of selected objects and
  // the manipulator in general.
  vtkProperty* NormalProperty;
  vtkProperty* SelectedNormalProperty;
  vtkProperty* PlaneProperty;
  vtkProperty* SelectedPlaneProperty;
  vtkProperty* OutlineProperty;
  vtkProperty* SelectedOutlineProperty;
  vtkProperty* EdgesProperty;
  virtual void CreateDefaultProperties();
 
  void GeneratePlane();
 
  bool CropPlaneToBoundingBox;
 
  // Support GetBounds() method
  vtkBox* BoundingBox;
 
private:
  vtkImplicitPlaneRepresentation(const vtkImplicitPlaneRepresentation&) = delete;
  void operator=(const vtkImplicitPlaneRepresentation&) = delete;
};
 
#endif