VTK  9.3.20231002
vtkContextItem.h
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1 // SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2 // SPDX-License-Identifier: BSD-3-Clause
3 
35 #ifndef vtkContextItem_h
36 #define vtkContextItem_h
37 
38 #include "vtkAbstractContextItem.h"
39 #include "vtkRenderingContext2DModule.h" // For export macro
40 
41 VTK_ABI_NAMESPACE_BEGIN
43 
44 class VTKRENDERINGCONTEXT2D_EXPORT vtkContextItem : public vtkAbstractContextItem
45 {
46 public:
48  void PrintSelf(ostream& os, vtkIndent indent) override;
49 
51 
54  vtkGetMacro(Opacity, double);
56 
58 
62  vtkSetMacro(Opacity, double);
64 
69 
70 protected:
71  vtkContextItem() = default;
72  ~vtkContextItem() override;
73 
74  double Opacity = 1.0;
76 
77 private:
78  vtkContextItem(const vtkContextItem&) = delete;
79  void operator=(const vtkContextItem&) = delete;
80 };
81 
82 VTK_ABI_NAMESPACE_END
83 #endif // vtkContextItem_h
base class for items that are part of a vtkContextScene.
base class for items that are part of a vtkContextScene.
virtual void SetTransform(vtkContextTransform *)
Set the transform of the item.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
~vtkContextItem() override
vtkContextItem()=default
all children of this item are transformed by the vtkTransform2D of this item.
a simple class to control print indentation
Definition: vtkIndent.h:108
@ Transform
Definition: vtkX3D.h:41