VTK  9.1.0
vtkGraphAnnotationLayersFilter.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkGraphAnnotationLayersFilter.h
5 
6  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7  All rights reserved.
8  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9 
10  This software is distributed WITHOUT ANY WARRANTY; without even
11  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12  PURPOSE. See the above copyright notice for more information.
13 
14  =========================================================================*/
15 
49 #ifndef vtkGraphAnnotationLayersFilter_h
50 #define vtkGraphAnnotationLayersFilter_h
51 
52 #include "vtkPolyDataAlgorithm.h"
53 #include "vtkRenderingAnnotationModule.h" // For export macro
54 #include "vtkSmartPointer.h" // needed for ivars
55 
56 class vtkAppendPolyData;
57 class vtkConvexHull2D;
58 class vtkRenderer;
59 
60 class VTKRENDERINGANNOTATION_EXPORT vtkGraphAnnotationLayersFilter : public vtkPolyDataAlgorithm
61 {
62 public:
65  void PrintSelf(ostream& os, vtkIndent indent) override;
66 
68 
71  void OutlineOn();
72  void OutlineOff();
73  void SetOutline(bool b);
75 
79  void SetScaleFactor(double scale);
80 
85 
90 
96 
102 
106  void SetRenderer(vtkRenderer* renderer);
107 
111  vtkMTimeType GetMTime() override;
112 
113 protected:
116 
121 
126 
127 private:
129  void operator=(const vtkGraphAnnotationLayersFilter&) = delete;
130 
133  vtkSmartPointer<vtkConvexHull2D> ConvexHullFilter;
134 };
135 
136 #endif // vtkGraphAnnotationLayersFilter_h
appends one or more polygonal datasets together
Produce filled convex hulls around a set of points.
Produce filled convex hulls around subsets of vertices in a vtkGraph.
void SetOutline(bool b)
Produce outlines of the hulls on output port 1.
void SetHullShapeToBoundingRectangle()
Set the shape of the hulls to bounding rectangle.
~vtkGraphAnnotationLayersFilter() override
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
void OutlineOn()
Produce outlines of the hulls on output port 1.
vtkMTimeType GetMTime() override
The modified time of this filter.
void SetMinHullSizeInDisplay(int size)
Set the minimum x,y-dimensions of each hull in pixels.
void SetMinHullSizeInWorld(double size)
Set the minimum x,y-dimensions of each hull in world coordinates.
int FillInputPortInformation(int port, vtkInformation *info) override
Set the input to vtkGraph and vtkAnnotationLayers.
void SetRenderer(vtkRenderer *renderer)
Renderer needed for MinHullSizeInDisplay calculation.
static vtkGraphAnnotationLayersFilter * New()
void SetScaleFactor(double scale)
Scale each hull by the amount specified.
void OutlineOff()
Produce outlines of the hulls on output port 1.
void SetHullShapeToConvexHull()
Set the shape of the hulls to convex hull.
int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *) override
This is called by the superclass.
a simple class to control print indentation
Definition: vtkIndent.h:34
Store zero or more vtkInformation instances.
Store vtkAlgorithm input/output information.
Superclass for algorithms that produce only polydata as output.
abstract specification for renderers
Definition: vtkRenderer.h:73
@ info
Definition: vtkX3D.h:382
@ port
Definition: vtkX3D.h:453
@ scale
Definition: vtkX3D.h:235
@ size
Definition: vtkX3D.h:259
vtkTypeUInt32 vtkMTimeType
Definition: vtkType.h:287