VTK  9.3.1
vtkImageItem.h
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1 // SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2 // SPDX-License-Identifier: BSD-3-Clause
3 
16 #ifndef vtkImageItem_h
17 #define vtkImageItem_h
18 
19 #include "vtkContextItem.h"
20 #include "vtkRenderingContext2DModule.h" // For export macro
21 #include "vtkSmartPointer.h" // For SP ivars.
22 
23 VTK_ABI_NAMESPACE_BEGIN
24 class vtkImageData;
25 
26 class VTKRENDERINGCONTEXT2D_EXPORT vtkImageItem : public vtkContextItem
27 {
28 public:
29  vtkTypeMacro(vtkImageItem, vtkContextItem);
30  void PrintSelf(ostream& os, vtkIndent indent) override;
31 
32  static vtkImageItem* New();
33 
37  bool Paint(vtkContext2D* painter) override;
38 
42  void SetImage(vtkImageData* image);
43 
45 
48  vtkGetObjectMacro(Image, vtkImageData);
50 
52 
55  vtkSetVector2Macro(Position, float);
57 
59 
62  vtkGetVector2Macro(Position, float);
64 
65 protected:
66  vtkImageItem();
67  ~vtkImageItem() override;
68 
69  float Position[2];
70 
72 
73 private:
74  vtkImageItem(const vtkImageItem&) = delete;
75  void operator=(const vtkImageItem&) = delete;
76 };
77 
78 VTK_ABI_NAMESPACE_END
79 #endif // vtkImageItem_h
a vtkContextItem that draws a supplied image in the scene.
Definition: vtkImageItem.h:26
base class for items that are part of a vtkContextScene.
virtual bool Paint(vtkContext2D *painter)
Paint event for the item, called whenever the item needs to be drawn.
Class for drawing 2D primitives to a graphical context.
Definition: vtkContext2D.h:49
a simple class to control print indentation
Definition: vtkIndent.h:28
topologically and geometrically regular array of data
Definition: vtkImageData.h:42
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on...
vtkImageData * Image
Definition: vtkImageItem.h:71