vtkMeasurementCubeHandleRepresentation3D.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkMeasurementCubeHandleRepresentation3D.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 vtkMeasurementCubeHandleRepresentation3D_h
#define vtkMeasurementCubeHandleRepresentation3D_h
 
#include "vtkHandleRepresentation.h"
#include "vtkInteractionWidgetsModule.h" // For export macro
 
class vtkProperty;
class vtkPolyDataMapper;
class vtkCellPicker;
class vtkTransformPolyDataFilter;
class vtkMatrixToLinearTransform;
class vtkMatrix4x4;
class vtkPolyData;
class vtkAbstractTransform;
class vtkActor;
class vtkFollower;
class vtkBillboardTextActor3D;
 
class VTKINTERACTIONWIDGETS_EXPORT vtkMeasurementCubeHandleRepresentation3D
  : public vtkHandleRepresentation
{
public:
  static vtkMeasurementCubeHandleRepresentation3D* New();
 
 
  vtkTypeMacro(vtkMeasurementCubeHandleRepresentation3D, vtkHandleRepresentation);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  void SetWorldPosition(double p[3]) override;
  void SetDisplayPosition(double p[3]) override;
 
 
  vtkPolyData* GetHandle();
 
 
  void SetProperty(vtkProperty*);
  void SetSelectedProperty(vtkProperty*);
  vtkGetObjectMacro(Property, vtkProperty);
  vtkGetObjectMacro(SelectedProperty, vtkProperty);
 
  virtual vtkAbstractTransform* GetTransform();
 
 
  void BuildRepresentation() override;
  void StartWidgetInteraction(double eventPos[2]) override;
  void WidgetInteraction(double eventPos[2]) override;
  int ComputeInteractionState(int X, int Y, int modify = 0) override;
 
 
  void ShallowCopy(vtkProp* prop) override;
  void DeepCopy(vtkProp* prop) override;
  void GetActors(vtkPropCollection*) override;
  void ReleaseGraphicsResources(vtkWindow*) override;
  int RenderOpaqueGeometry(vtkViewport* viewport) override;
  int RenderTranslucentPolygonalGeometry(vtkViewport* viewport) override;
  vtkTypeBool HasTranslucentPolygonalGeometry() override;
  double* GetBounds() override;
 
 
  vtkSetMacro(LabelVisibility, vtkTypeBool);
  vtkGetMacro(LabelVisibility, vtkTypeBool);
  vtkBooleanMacro(LabelVisibility, vtkTypeBool);
  vtkSetMacro(SelectedLabelVisibility, vtkTypeBool);
  vtkGetMacro(SelectedLabelVisibility, vtkTypeBool);
  vtkBooleanMacro(SelectedLabelVisibility, vtkTypeBool);
 
  virtual void SetLabelTextInput(const char* label);
  virtual char* GetLabelTextInput();
 
 
  vtkGetObjectMacro(LabelText, vtkBillboardTextActor3D);
 
 
  vtkSetMacro(HandleVisibility, vtkTypeBool);
  vtkGetMacro(HandleVisibility, vtkTypeBool);
  vtkBooleanMacro(HandleVisibility, vtkTypeBool);
 
 
  void Highlight(int highlight) override;
 
 
  vtkSetMacro(SmoothMotion, vtkTypeBool);
  vtkGetMacro(SmoothMotion, vtkTypeBool);
  vtkBooleanMacro(SmoothMotion, vtkTypeBool);
 
 
  void SetSideLength(double);
  vtkGetMacro(SideLength, double);
 
 
  vtkSetMacro(AdaptiveScaling, vtkTypeBool);
  vtkGetMacro(AdaptiveScaling, vtkTypeBool);
  vtkBooleanMacro(AdaptiveScaling, vtkTypeBool);
 
 
  vtkSetClampMacro(RescaleFactor, double, 1., VTK_DOUBLE_MAX);
  vtkGetMacro(RescaleFactor, double);
 
 
  void SetMinRelativeCubeScreenArea(double);
  vtkGetMacro(MinRelativeCubeScreenArea, double);
  void SetMaxRelativeCubeScreenArea(double);
  vtkGetMacro(MaxRelativeCubeScreenArea, double);
 
 
  vtkSetStringMacro(LengthUnit);
  vtkGetStringMacro(LengthUnit);
 
  /*
   * Register internal Pickers within PickingManager
   */
  void RegisterPickers() override;
 
protected:
  vtkMeasurementCubeHandleRepresentation3D();
  ~vtkMeasurementCubeHandleRepresentation3D() override;
 
  vtkActor* Actor;
  vtkPolyDataMapper* Mapper;
  vtkTransformPolyDataFilter* HandleTransformFilter;
  vtkMatrixToLinearTransform* HandleTransform;
  vtkMatrix4x4* HandleTransformMatrix;
  vtkCellPicker* HandlePicker;
  double LastPickPosition[3];
  double LastEventPosition[2];
  vtkProperty* Property;
  vtkProperty* SelectedProperty;
  int WaitingForMotion;
  int WaitCount;
  vtkTypeBool HandleVisibility;
  double Offset[3];
  vtkTypeBool AdaptiveScaling;
  double RescaleFactor;
  double MinRelativeCubeScreenArea;
  double MaxRelativeCubeScreenArea;
  double SideLength;
  char* LengthUnit;
 
  // Methods to manipulate the cursor
  virtual void Scale(const double* p1, const double* p2, const double eventPos[2]);
  virtual void MoveFocus(const double* p1, const double* p2);
 
  void CreateDefaultProperties();
 
  void ScaleIfNecessary(vtkViewport*);
 
  void MoveFocusRequest(
    const double* p1, const double* p2, const double eventPos[2], double requestedDisplayPos[3]);
 
  virtual void SetUniformScale(double scale);
 
  virtual void UpdateHandle();
 
  virtual void UpdateLabel();
 
  // Handle the label.
  vtkTypeBool LabelVisibility;
  vtkTypeBool SelectedLabelVisibility;
  vtkBillboardTextActor3D* LabelText;
  bool LabelAnnotationTextScaleInitialized;
  vtkTypeBool SmoothMotion;
 
private:
  vtkMeasurementCubeHandleRepresentation3D(
    const vtkMeasurementCubeHandleRepresentation3D&) = delete;
  void operator=(const vtkMeasurementCubeHandleRepresentation3D&) = delete;
};
 
#endif