vtkContextItem.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkContextItem.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 vtkContextItem_h
#define vtkContextItem_h
 
#include "vtkAbstractContextItem.h"
#include "vtkRenderingContext2DModule.h" // For export macro
 
class vtkContextTransform;
 
class VTKRENDERINGCONTEXT2D_EXPORT vtkContextItem : public vtkAbstractContextItem
{
public:
  vtkTypeMacro(vtkContextItem, vtkAbstractContextItem);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  vtkGetMacro(Opacity, double);
 
 
  vtkSetMacro(Opacity, double);
 
  virtual void SetTransform(vtkContextTransform*);
 
protected:
  vtkContextItem() = default;
  ~vtkContextItem() override;
 
  double Opacity = 1.0;
  vtkContextTransform* Transform = nullptr;
 
private:
  vtkContextItem(const vtkContextItem&) = delete;
  void operator=(const vtkContextItem&) = delete;
};
 
#endif // vtkContextItem_h