VTK  9.0.20210418
vtkGenericDataObjectReader.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkGenericDataObjectReader.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 =========================================================================*/
35 #ifndef vtkGenericDataObjectReader_h
36 #define vtkGenericDataObjectReader_h
37 
38 #include "vtkDataReader.h"
39 #include "vtkIOLegacyModule.h" // For export macro
40 
41 class vtkDataObject;
42 class vtkGraph;
43 class vtkMolecule;
44 class vtkPolyData;
45 class vtkRectilinearGrid;
46 class vtkStructuredGrid;
48 class vtkTable;
49 class vtkTree;
51 
52 class VTKIOLEGACY_EXPORT vtkGenericDataObjectReader : public vtkDataReader
53 {
54 public:
57  void PrintSelf(ostream& os, vtkIndent indent) override;
58 
60 
66 
68 
85 
90  virtual int ReadOutputType();
91 
95  int ReadMetaDataSimple(const std::string& fname, vtkInformation* metadata) override;
96 
100  int ReadMeshSimple(const std::string& fname, vtkDataObject* output) override;
101 
102 protected:
105 
106  vtkDataObject* CreateOutput(vtkDataObject* currentOutput) override;
107 
109 
110 private:
112  void operator=(const vtkGenericDataObjectReader&) = delete;
113 
114  template <typename ReaderT, typename DataT>
115  void ReadData(const char* fname, const char* dataClass, vtkDataObject* output);
116 
117  vtkSetStringMacro(Header);
118 };
119 
120 #endif
vtkGenericDataObjectReader::~vtkGenericDataObjectReader
~vtkGenericDataObjectReader() override
vtkGenericDataObjectReader::GetTreeOutput
vtkTree * GetTreeOutput()
Get the output as various concrete types.
vtkGenericDataObjectReader::ReadMeshSimple
int ReadMeshSimple(const std::string &fname, vtkDataObject *output) override
Actual reading happens here.
vtkStructuredPoints
A subclass of ImageData.
Definition: vtkStructuredPoints.h:36
vtkGenericDataObjectReader
class to read any type of vtk data object
Definition: vtkGenericDataObjectReader.h:53
vtkGenericDataObjectReader::GetStructuredPointsOutput
vtkStructuredPoints * GetStructuredPointsOutput()
Get the output as various concrete types.
vtkGenericDataObjectReader::GetMoleculeOutput
vtkMolecule * GetMoleculeOutput()
Get the output as various concrete types.
vtkDataReader
helper superclass for objects that read vtk data files
Definition: vtkDataReader.h:55
vtkGenericDataObjectReader::GetPolyDataOutput
vtkPolyData * GetPolyDataOutput()
Get the output as various concrete types.
vtkRectilinearGrid
a dataset that is topologically regular with variable spacing in the three coordinate directions
Definition: vtkRectilinearGrid.h:52
vtkTable
A table, which contains similar-typed columns of data.
Definition: vtkTable.h:63
vtkGenericDataObjectReader::GetOutput
vtkDataObject * GetOutput(int idx)
Get the output of this filter.
vtkStructuredGrid
topologically regular array of data
Definition: vtkStructuredGrid.h:58
vtkGenericDataObjectReader::GetUnstructuredGridOutput
vtkUnstructuredGrid * GetUnstructuredGridOutput()
Get the output as various concrete types.
vtkGenericDataObjectReader::PrintSelf
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
vtkGenericDataObjectReader::GetTableOutput
vtkTable * GetTableOutput()
Get the output as various concrete types.
vtkTree
A rooted tree data structure.
Definition: vtkTree.h:55
vtkDataReader.h
vtkGenericDataObjectReader::GetRectilinearGridOutput
vtkRectilinearGrid * GetRectilinearGridOutput()
Get the output as various concrete types.
vtkGenericDataObjectReader::GetGraphOutput
vtkGraph * GetGraphOutput()
Get the output as various concrete types.
vtkGenericDataObjectReader::New
static vtkGenericDataObjectReader * New()
vtkIndent
a simple class to control print indentation
Definition: vtkIndent.h:34
vtkGenericDataObjectReader::CreateOutput
vtkDataObject * CreateOutput(vtkDataObject *currentOutput) override
This can be overridden by a subclass to create an output that is determined by the file being read.
vtkMolecule
class describing a molecule
Definition: vtkMolecule.h:92
vtkGenericDataObjectReader::GetStructuredGridOutput
vtkStructuredGrid * GetStructuredGridOutput()
Get the output as various concrete types.
vtkInformation
Store vtkAlgorithm input/output information.
Definition: vtkInformation.h:74
vtkGenericDataObjectReader::ReadOutputType
virtual int ReadOutputType()
This method can be used to find out the type of output expected without needing to read the whole fil...
vtkX3D::string
@ string
Definition: vtkX3D.h:496
vtkPolyData
concrete dataset represents vertices, lines, polygons, and triangle strips
Definition: vtkPolyData.h:86
vtkGenericDataObjectReader::FillOutputPortInformation
int FillOutputPortInformation(int, vtkInformation *) override
Fill the output port information objects for this algorithm.
vtkGenericDataObjectReader::GetOutput
vtkDataObject * GetOutput()
Get the output of this filter.
vtkUnstructuredGrid
dataset represents arbitrary combinations of all possible cell types
Definition: vtkUnstructuredGrid.h:94
vtkGraph
Base class for graph data types.
Definition: vtkGraph.h:290
vtkGenericDataObjectReader::vtkGenericDataObjectReader
vtkGenericDataObjectReader()
vtkDataObject
general representation of visualization data
Definition: vtkDataObject.h:60
vtkGenericDataObjectReader::ReadMetaDataSimple
int ReadMetaDataSimple(const std::string &fname, vtkInformation *metadata) override
Read metadata from file.