vtkTensorWidget.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkTensorWidget_h
#define vtkTensorWidget_h

#include "vtkAbstractWidget.h"
#include "vtkInteractionWidgetsModule.h" // For export macro
#include "vtkWrappingHints.h"            // For VTK_MARSHALAUTO

VTK_ABI_NAMESPACE_BEGIN
class vtkTensorRepresentation;

class VTKINTERACTIONWIDGETS_EXPORT VTK_MARSHALAUTO vtkTensorWidget : public vtkAbstractWidget
{
public:

  static vtkTensorWidget* New();
  vtkTypeMacro(vtkTensorWidget, vtkAbstractWidget);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  void SetRepresentation(vtkTensorRepresentation* r)
  {
    this->Superclass::SetWidgetRepresentation(reinterpret_cast<vtkWidgetRepresentation*>(r));
  }


  vtkSetMacro(TranslationEnabled, vtkTypeBool);
  vtkGetMacro(TranslationEnabled, vtkTypeBool);
  vtkBooleanMacro(TranslationEnabled, vtkTypeBool);
  vtkSetMacro(ScalingEnabled, vtkTypeBool);
  vtkGetMacro(ScalingEnabled, vtkTypeBool);
  vtkBooleanMacro(ScalingEnabled, vtkTypeBool);
  vtkSetMacro(RotationEnabled, vtkTypeBool);
  vtkGetMacro(RotationEnabled, vtkTypeBool);
  vtkBooleanMacro(RotationEnabled, vtkTypeBool);
  vtkSetMacro(MoveFacesEnabled, vtkTypeBool);
  vtkGetMacro(MoveFacesEnabled, vtkTypeBool);
  vtkBooleanMacro(MoveFacesEnabled, vtkTypeBool);

  void CreateDefaultRepresentation() override;

  void SetEnabled(int enabling) override;

protected:
  vtkTensorWidget();
  ~vtkTensorWidget() override;

  // Manage the state of the widget
  int WidgetState;
  enum WidgetStateType
  {
    Start = 0,
    Active
  };

  // These methods handle events
  static void SelectAction(vtkAbstractWidget*);
  static void EndSelectAction(vtkAbstractWidget*);
  static void TranslateAction(vtkAbstractWidget*);
  static void ScaleAction(vtkAbstractWidget*);
  static void MoveAction(vtkAbstractWidget*);
  static void SelectAction3D(vtkAbstractWidget*);
  static void EndSelectAction3D(vtkAbstractWidget*);
  static void MoveAction3D(vtkAbstractWidget*);
  static void StepAction3D(vtkAbstractWidget*);

  // Control whether scaling, rotation, and translation are supported
  vtkTypeBool TranslationEnabled;
  vtkTypeBool ScalingEnabled;
  vtkTypeBool RotationEnabled;
  vtkTypeBool MoveFacesEnabled;

  vtkCallbackCommand* KeyEventCallbackCommand;
  static void ProcessKeyEvents(vtkObject*, unsigned long, void*, void*);

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

VTK_ABI_NAMESPACE_END
#endif