VTK  9.2.20220706
vtkGraphAlgorithm.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkGraphAlgorithm.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 /*-------------------------------------------------------------------------
16  Copyright 2008 Sandia Corporation.
17  Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
18  the U.S. Government retains certain rights in this software.
19 -------------------------------------------------------------------------*/
84 #ifndef vtkGraphAlgorithm_h
85 #define vtkGraphAlgorithm_h
86 
87 #include "vtkAlgorithm.h"
88 #include "vtkCommonExecutionModelModule.h" // For export macro
89 #include "vtkGraph.h" // makes things a bit easier
90 
91 class vtkDataSet;
92 
93 class VTKCOMMONEXECUTIONMODEL_EXPORT vtkGraphAlgorithm : public vtkAlgorithm
94 {
95 public:
98  void PrintSelf(ostream& os, vtkIndent indent) override;
99 
105 
109  vtkGraph* GetOutput() { return this->GetOutput(0); }
111 
117  void SetInputData(vtkDataObject* obj) { this->SetInputData(0, obj); }
119 
120 protected:
122  ~vtkGraphAlgorithm() override;
123 
124  // convenience method
125  virtual int RequestInformation(vtkInformation* request, vtkInformationVector** inputVector,
126  vtkInformationVector* outputVector);
127 
128  virtual int RequestDataObject(vtkInformation* request, vtkInformationVector** inputVector,
129  vtkInformationVector* outputVector);
130 
135  virtual int RequestData(vtkInformation* request, vtkInformationVector** inputVector,
136  vtkInformationVector* outputVector);
137 
143 
144  // see algorithm for more info
147 
148 private:
149  vtkGraphAlgorithm(const vtkGraphAlgorithm&) = delete;
150  void operator=(const vtkGraphAlgorithm&) = delete;
151 };
152 
153 #endif
Superclass for all sources, filters, and sinks in VTK.
Definition: vtkAlgorithm.h:122
general representation of visualization data
abstract class to specify dataset behavior
Definition: vtkDataSet.h:172
Superclass for algorithms that produce only graph as output.
~vtkGraphAlgorithm() override
virtual int RequestUpdateExtent(vtkInformation *, vtkInformationVector **, vtkInformationVector *)
This is called by the superclass.
static vtkGraphAlgorithm * New()
vtkGraph * GetOutput(int index)
int FillOutputPortInformation(int port, vtkInformation *info) override
Fill the output port information objects for this algorithm.
int FillInputPortInformation(int port, vtkInformation *info) override
Fill the input port information objects for this algorithm.
virtual int RequestInformation(vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector)
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
virtual int RequestData(vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector)
This is called by the superclass.
void SetInputData(vtkDataObject *obj)
Assign a data object as input.
void SetInputData(int index, vtkDataObject *obj)
virtual int RequestDataObject(vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector)
vtkGraph * GetOutput()
Get the output data object for a port on this algorithm.
vtkTypeBool ProcessRequest(vtkInformation *, vtkInformationVector **, vtkInformationVector *) override
see vtkAlgorithm for details
Base class for graph data types.
Definition: vtkGraph.h:345
a simple class to control print indentation
Definition: vtkIndent.h:119
Store zero or more vtkInformation instances.
Store vtkAlgorithm input/output information.
@ info
Definition: vtkX3D.h:382
@ port
Definition: vtkX3D.h:453
@ index
Definition: vtkX3D.h:252
int vtkTypeBool
Definition: vtkABI.h:69