VTK
vtkGDALVectorReader.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkGDALVectorReader.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 =========================================================================*/
33 #ifndef vtkGDALVectorReader_h
34 #define vtkGDALVectorReader_h
35 
37 #include "vtkIOGDALModule.h" // For export macro
38 
39 #include <map> // STL required.
40 
41 class VTKIOGDAL_EXPORT vtkGDALVectorReader : public vtkMultiBlockDataSetAlgorithm
42 {
43 public:
44  static vtkGDALVectorReader* New();
45  void PrintSelf( ostream& os, vtkIndent indent ) override;
47 
48  vtkSetStringMacro(FileName);
49  vtkGetStringMacro(FileName);
50 
54  int GetNumberOfLayers();
55 
59  int GetLayerType(int layerIndex=0);
60 
64  int GetFeatureCount(int layerIndex=0);
65 
69  int GetActiveLayerType();
70 
74  int GetActiveLayerFeatureCount();
75 
77 
82  vtkSetMacro(ActiveLayer,int);
83  vtkGetMacro(ActiveLayer,int);
85 
87 
93  vtkSetMacro(AppendFeatures, int);
94  vtkGetMacro(AppendFeatures, int);
95  vtkBooleanMacro(AppendFeatures, int);
97 
101  std::map<int, std::string> GetLayersProjection();
102 
106  const char* GetLayerProjection(int layerIndex);
107 
114  const char* GetLayerProjectionAsProj4(int layerIndex);
115 
117 
127  vtkSetMacro(AddFeatureIds,int);
128  vtkGetMacro(AddFeatureIds,int);
129  vtkBooleanMacro(AddFeatureIds,int);
131 
132 protected:
134  ~vtkGDALVectorReader() override;
135 
138 
139  int InitializeInternal();
140 
142  char* FileName;
143 
147 
148  class Internal;
149 
151  vtkGDALVectorReader::Internal* Implementation;
152 
154  static int OGRRegistered;
155 
157  std::map<int, std::string> LayersProjection;
158 
159 private:
160  vtkGDALVectorReader(const vtkGDALVectorReader&) = delete;
161  void operator=(const vtkGDALVectorReader&) = delete;
162 };
163 
164 #endif // vtkGDALVectorReader_h
char * FileName
The name of the file that will be opened on the next call to RequestData()
Store vtkAlgorithm input/output information.
Superclass for algorithms that produce only vtkMultiBlockDataSet as output.
virtual int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *)
This is called by the superclass.
static vtkMultiBlockDataSetAlgorithm * New()
vtkGDALVectorReader::Internal * Implementation
Private per-file metadata.
a simple class to control print indentation
Definition: vtkIndent.h:39
Read vector file formats using GDAL.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
static int OGRRegistered
Global variable indicating whether the OGR library has been registered yet or not.
Store zero or more vtkInformation instances.
std::map< int, std::string > LayersProjection
Mapping of layer to projection.
virtual int RequestInformation(vtkInformation *, vtkInformationVector **, vtkInformationVector *)
This is called by the superclass.