VTK
vtkGraphReader.h
Go to the documentation of this file.
1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkGraphReader.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 =========================================================================*/
31 #ifndef vtkGraphReader_h
32 #define vtkGraphReader_h
33 
34 #include "vtkIOLegacyModule.h" // For export macro
35 #include "vtkDataReader.h"
36 
37 class vtkGraph;
38 
39 class VTKIOLEGACY_EXPORT vtkGraphReader : public vtkDataReader
40 {
41 public:
42  static vtkGraphReader *New();
44  void PrintSelf(ostream& os, vtkIndent indent);
45 
47 
51  vtkGraph *GetOutput(int idx);
52  void SetOutput(vtkGraph *output);
54 
55 protected:
58 
59  enum GraphType
60  {
64  Molecule
65  };
66 
69 
70  // Override ProcessRequest to handle request data object event
73 
74  // Since the Outputs[0] has the same UpdateExtent format
75  // as the generic DataObject we can copy the UpdateExtent
76  // as a default behavior.
79 
80  // Create output (a directed or undirected graph).
83 
84  // Read beginning of file to determine whether the graph is directed.
85  virtual int ReadGraphType(GraphType &type);
86 
87 
89 private:
90  vtkGraphReader(const vtkGraphReader&) VTK_DELETE_FUNCTION;
91  void operator=(const vtkGraphReader&) VTK_DELETE_FUNCTION;
92 };
93 
94 #endif
vtkGraphReader::ReadGraphType
virtual int ReadGraphType(GraphType &type)
vtkGraphReader::RequestData
virtual int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *)
vtkGraphReader::RequestDataObject
virtual int RequestDataObject(vtkInformation *, vtkInformationVector **, vtkInformationVector *)
vtkX3D::type
@ type
Definition: vtkX3D.h:516
vtkDataReader
helper superclass for objects that read vtk data files
Definition: vtkDataReader.h:50
vtkGraphReader::~vtkGraphReader
~vtkGraphReader()
vtkInformationVector
Store zero or more vtkInformation instances.
Definition: vtkInformationVector.h:42
vtkGraphReader::UndirectedGraph
@ UndirectedGraph
Definition: vtkGraphReader.h:63
vtkGraphReader::PrintSelf
void PrintSelf(ostream &os, vtkIndent indent)
Methods invoked by print to print information about the object including superclasses.
vtkGraphReader::New
static vtkGraphReader * New()
vtkDataReader.h
vtkGraphReader::vtkGraphReader
vtkGraphReader()
vtkIndent
a simple class to control print indentation
Definition: vtkIndent.h:40
vtkGraphReader::RequestUpdateExtent
virtual int RequestUpdateExtent(vtkInformation *, vtkInformationVector **, vtkInformationVector *)
vtkGraphReader::ProcessRequest
virtual int ProcessRequest(vtkInformation *, vtkInformationVector **, vtkInformationVector *)
Upstream/Downstream requests form the generalized interface through which executives invoke a algorit...
vtkInformation
Store vtkAlgorithm input/output information.
Definition: vtkInformation.h:87
vtkGraphReader::SetOutput
void SetOutput(vtkGraph *output)
vtkGraphReader::GraphType
GraphType
Definition: vtkGraphReader.h:60
vtkGraphReader::GetOutput
vtkGraph * GetOutput()
Get the output of this reader.
vtkGraphReader::GetOutput
vtkGraph * GetOutput(int idx)
vtkGraphReader::FillOutputPortInformation
virtual int FillOutputPortInformation(int, vtkInformation *)
Fill the output port information objects for this algorithm.
vtkGraph
Base class for graph data types.
Definition: vtkGraph.h:288
vtkGraphReader
read vtkGraph data file
Definition: vtkGraphReader.h:40
vtkGraphReader::DirectedGraph
@ DirectedGraph
Definition: vtkGraphReader.h:62
vtkGraphReader::UnknownGraph
@ UnknownGraph
Definition: vtkGraphReader.h:61