VTK  9.7.1
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 #include "vtkWrappingHints.h" // For VTK_MARSHALAUTO
23 
24 VTK_ABI_NAMESPACE_BEGIN
25 class vtkImageData;
26 
27 class VTKRENDERINGCONTEXT2D_EXPORT VTK_MARSHALAUTO vtkImageItem : public vtkContextItem
28 {
29 public:
30  vtkTypeMacro(vtkImageItem, vtkContextItem);
31  void PrintSelf(ostream& os, vtkIndent indent) override;
32 
33  static vtkImageItem* New();
34 
38  bool Paint(vtkContext2D* painter) override;
39 
43  void SetImage(vtkImageData* image);
44 
46 
49  vtkGetObjectMacro(Image, vtkImageData);
51 
53 
56  vtkSetVector2Macro(Position, float);
58 
60 
63  vtkGetVector2Macro(Position, float);
65 
66 protected:
67  vtkImageItem();
68  ~vtkImageItem() override;
69 
70  float Position[2];
71 
73 
74 private:
75  vtkImageItem(const vtkImageItem&) = delete;
76  void operator=(const vtkImageItem&) = delete;
77 };
78 
79 VTK_ABI_NAMESPACE_END
80 #endif // vtkImageItem_h
a vtkContextItem that draws a supplied image in the scene.
Definition: vtkImageItem.h:27
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:45
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
#define VTK_MARSHALAUTO
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on...
vtkImageData * Image
Definition: vtkImageItem.h:72