vtkCoordinate.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkCoordinate_h
#define vtkCoordinate_h
 
#include "vtkObject.h"
#include "vtkRenderingCoreModule.h" // For export macro
#include "vtkWrappingHints.h"       // For VTK_MARSHALAUTO
VTK_ABI_NAMESPACE_BEGIN
class vtkViewport;
 
#define VTK_DISPLAY 0
#define VTK_NORMALIZED_DISPLAY 1
#define VTK_VIEWPORT 2
#define VTK_NORMALIZED_VIEWPORT 3
#define VTK_VIEW 4
#define VTK_POSE 5
#define VTK_WORLD 6
#define VTK_USERDEFINED 7
 
class VTKRENDERINGCORE_EXPORT VTK_MARSHALAUTO vtkCoordinate : public vtkObject
{
public:
  vtkTypeMacro(vtkCoordinate, vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  static vtkCoordinate* New();


  vtkSetMacro(CoordinateSystem, int);
  vtkGetMacro(CoordinateSystem, int);
  void SetCoordinateSystemToDisplay() { this->SetCoordinateSystem(VTK_DISPLAY); }
  void SetCoordinateSystemToNormalizedDisplay()
  {
    this->SetCoordinateSystem(VTK_NORMALIZED_DISPLAY);
  }
  void SetCoordinateSystemToViewport() { this->SetCoordinateSystem(VTK_VIEWPORT); }
  void SetCoordinateSystemToNormalizedViewport()
  {
    this->SetCoordinateSystem(VTK_NORMALIZED_VIEWPORT);
  }
  void SetCoordinateSystemToView() { this->SetCoordinateSystem(VTK_VIEW); }
  void SetCoordinateSystemToPose() { this->SetCoordinateSystem(VTK_POSE); }
  void SetCoordinateSystemToWorld() { this->SetCoordinateSystem(VTK_WORLD); }
 
  const char* GetCoordinateSystemAsString();


  vtkSetVector3Macro(Value, double);
  vtkGetVector3Macro(Value, double);
  void SetValue(double a, double b) { this->SetValue(a, b, 0.0); }


  virtual void SetReferenceCoordinate(vtkCoordinate*);
  vtkGetObjectMacro(ReferenceCoordinate, vtkCoordinate);


  void SetViewport(vtkViewport* viewport);
  vtkGetObjectMacro(Viewport, vtkViewport);


  double* GetComputedWorldValue(vtkViewport*) VTK_SIZEHINT(3);
  int* GetComputedViewportValue(vtkViewport*) VTK_SIZEHINT(2);
  int* GetComputedDisplayValue(vtkViewport*) VTK_SIZEHINT(2);
  int* GetComputedLocalDisplayValue(vtkViewport*) VTK_SIZEHINT(2);
 
  double* GetComputedDoubleViewportValue(vtkViewport*) VTK_SIZEHINT(2);
  double* GetComputedDoubleDisplayValue(vtkViewport*) VTK_SIZEHINT(2);

  double* GetComputedValue(vtkViewport*) VTK_SIZEHINT(3);

  virtual double* GetComputedUserDefinedValue(vtkViewport*) VTK_SIZEHINT(3) { return this->Value; }
 
protected:
  vtkCoordinate();
  ~vtkCoordinate() override;
 
  double Value[3];
  int CoordinateSystem;
  vtkCoordinate* ReferenceCoordinate;
  vtkViewport* Viewport;
  double ComputedWorldValue[3];
  int ComputedDisplayValue[2];
  int ComputedViewportValue[2];
  int Computing;
 
  double ComputedDoubleDisplayValue[2];
  double ComputedDoubleViewportValue[2];
  double ComputedUserDefinedValue[3];
 
private:
  vtkCoordinate(const vtkCoordinate&) = delete;
  void operator=(const vtkCoordinate&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif