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/*=========================================================================
Program: Visualization Toolkit
Module: vtkDataWriter.h
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
/**
* @class vtkDataWriter
* @brief helper class for objects that write vtk data files
*
* vtkDataWriter is a helper class that opens and writes the vtk header and
* point data (e.g., scalars, vectors, normals, etc.) from a vtk data file.
* See text for various formats.
*
* @sa
* vtkDataSetWriter vtkPolyDataWriter vtkStructuredGridWriter
* vtkStructuredPointsWriter vtkUnstructuredGridWriter
* vtkFieldDataWriter vtkRectilinearGridWriter
*/
#ifndef vtkDataWriter_h
#define vtkDataWriter_h
#include "vtkIOLegacyModule.h" // For export macro
#include "vtkWriter.h"
#include <locale> // For locale settings
class vtkCellArray;
class vtkDataArray;
class vtkDataSet;
class vtkFieldData;
class vtkGraph;
class vtkInformation;
class vtkInformationKey;
class vtkPoints;
class vtkTable;
class VTKIOLEGACY_EXPORT vtkDataWriter : public vtkWriter
{
public:
vtkTypeMacro(vtkDataWriter, vtkWriter);
void PrintSelf(ostream& os, vtkIndent indent) override;
/**
* Created object with default header, ASCII format, and default names for
* scalars, vectors, tensors, normals, and texture coordinates.
*/
static vtkDataWriter* New();
//@{
/**
* Specify file name of vtk polygon data file to write.
*/
vtkSetStringMacro(FileName);
vtkGetStringMacro(FileName);
//@}
//@{
/**
* Enable writing to an OutputString instead of the default, a file.
*/
vtkSetMacro(WriteToOutputString, vtkTypeBool);
vtkGetMacro(WriteToOutputString, vtkTypeBool);
vtkBooleanMacro(WriteToOutputString, vtkTypeBool);
//@}
//@{
/**
* When WriteToOutputString in on, then a string is allocated, written to,
* and can be retrieved with these methods. The string is deleted during
* the next call to write ...
*/
vtkGetMacro(OutputStringLength, vtkIdType);
vtkGetStringMacro(OutputString);
unsigned char* GetBinaryOutputString()
{
return reinterpret_cast<unsigned char*>(this->OutputString);
}
//@}
/**
* When WriteToOutputString is on, this method returns a copy of the
* output string in a vtkStdString.
*/
vtkStdString GetOutputStdString();
/**
* This convenience method returns the string, sets the IVAR to nullptr,
* so that the user is responsible for deleting the string.
* I am not sure what the name should be, so it may change in the future.
*/
char* RegisterAndGetOutputString();
//@{
/**
* Specify the header for the vtk data file.
*/
vtkSetStringMacro(Header);
vtkGetStringMacro(Header);
//@}
//@{
/**
* If true, vtkInformation objects attached to arrays and array component
* nameswill be written to the output. Default is true.
*/
vtkSetMacro(WriteArrayMetaData, bool);
vtkGetMacro(WriteArrayMetaData, bool);
vtkBooleanMacro(WriteArrayMetaData, bool);
//@}
//@{
/**
* Specify file type (ASCII or BINARY) for vtk data file.
*/
vtkSetClampMacro(FileType, int, VTK_ASCII, VTK_BINARY);
vtkGetMacro(FileType, int);
void SetFileTypeToASCII() { this->SetFileType(VTK_ASCII); }
void SetFileTypeToBinary() { this->SetFileType(VTK_BINARY); }
//@}
//@{
/**
* Give a name to the scalar data. If not specified, uses default
* name "scalars".
*/
vtkSetStringMacro(ScalarsName);
vtkGetStringMacro(ScalarsName);
//@}
//@{
/**
* Give a name to the vector data. If not specified, uses default
* name "vectors".
*/
vtkSetStringMacro(VectorsName);
vtkGetStringMacro(VectorsName);
//@}
//@{
/**
* Give a name to the tensors data. If not specified, uses default
* name "tensors".
*/
vtkSetStringMacro(TensorsName);
vtkGetStringMacro(TensorsName);
//@}
//@{
/**
* Give a name to the normals data. If not specified, uses default
* name "normals".
*/
vtkSetStringMacro(NormalsName);
vtkGetStringMacro(NormalsName);
//@}
//@{
/**
* Give a name to the texture coordinates data. If not specified, uses
* default name "textureCoords".
*/
vtkSetStringMacro(TCoordsName);
vtkGetStringMacro(TCoordsName);
//@}
//@{
/**
* Give a name to the global ids data. If not specified, uses
* default name "global_ids".
*/
vtkSetStringMacro(GlobalIdsName);
vtkGetStringMacro(GlobalIdsName);
//@}
//@{
/**
* Give a name to the pedigree ids data. If not specified, uses
* default name "pedigree_ids".
*/
vtkSetStringMacro(PedigreeIdsName);
vtkGetStringMacro(PedigreeIdsName);
//@}
//@{
/**
* Give a name to the edge flags data. If not specified, uses
* default name "edge_flags".
*/
vtkSetStringMacro(EdgeFlagsName);
vtkGetStringMacro(EdgeFlagsName);
//@}
//@{
/**
* Give a name to the lookup table. If not specified, uses default
* name "lookupTable".
*/
vtkSetStringMacro(LookupTableName);
vtkGetStringMacro(LookupTableName);
//@}
//@{
/**
* Give a name to the field data. If not specified, uses default
* name "field".
*/
vtkSetStringMacro(FieldDataName);
vtkGetStringMacro(FieldDataName);
//@}
/**
* Open a vtk data file. Returns nullptr if error.
*/
virtual ostream* OpenVTKFile();
/**
* Write the header of a vtk data file. Returns 0 if error.
*/
int WriteHeader(ostream* fp);
/**
* Write out the points of the data set.
*/
int WritePoints(ostream* fp, vtkPoints* p);
/**
* Write out coordinates for rectilinear grids.
*/
int WriteCoordinates(ostream* fp, vtkDataArray* coords, int axes);
/**
* Write out the cells of the data set.
*/
int WriteCells(ostream* fp, vtkCellArray* cells, const char* label);
/**
* Write the cell data (e.g., scalars, vectors, ...) of a vtk dataset.
* Returns 0 if error.
*/
int WriteCellData(ostream* fp, vtkDataSet* ds);
/**
* Write the point data (e.g., scalars, vectors, ...) of a vtk dataset.
* Returns 0 if error.
*/
int WritePointData(ostream* fp, vtkDataSet* ds);
/**
* Write the edge data (e.g., scalars, vectors, ...) of a vtk graph.
* Returns 0 if error.
*/
int WriteEdgeData(ostream* fp, vtkGraph* g);
/**
* Write the vertex data (e.g., scalars, vectors, ...) of a vtk graph.
* Returns 0 if error.
*/
int WriteVertexData(ostream* fp, vtkGraph* g);
/**
* Write the row data (e.g., scalars, vectors, ...) of a vtk table.
* Returns 0 if error.
*/
int WriteRowData(ostream* fp, vtkTable* g);
/**
* Write out the field data.
*/
int WriteFieldData(ostream* fp, vtkFieldData* f);
/**
* Write out the data associated with the dataset (i.e. field data owned by
* the dataset itself - distinct from that owned by the cells or points).
*/
int WriteDataSetData(ostream* fp, vtkDataSet* ds);
/**
* Close a vtk file.
*/
void CloseVTKFile(ostream* fp);
protected:
vtkDataWriter();
~vtkDataWriter() override;
vtkTypeBool WriteToOutputString;
char* OutputString;
vtkIdType OutputStringLength;
void WriteData() override; // dummy method to allow this class to be instantiated and delegated to
char* FileName;
char* Header;
int FileType;
bool WriteArrayMetaData;
char* ScalarsName;
char* VectorsName;
char* TensorsName;
char* TCoordsName;
char* NormalsName;
char* LookupTableName;
char* FieldDataName;
char* GlobalIdsName;
char* PedigreeIdsName;
char* EdgeFlagsName;
std::locale CurrentLocale;
int WriteArray(ostream* fp, int dataType, vtkAbstractArray* data, const char* format,
vtkIdType num, vtkIdType numComp);
int WriteScalarData(ostream* fp, vtkDataArray* s, vtkIdType num);
int WriteVectorData(ostream* fp, vtkDataArray* v, vtkIdType num);
int WriteNormalData(ostream* fp, vtkDataArray* n, vtkIdType num);
int WriteTCoordData(ostream* fp, vtkDataArray* tc, vtkIdType num);
int WriteTensorData(ostream* fp, vtkDataArray* t, vtkIdType num);
int WriteGlobalIdData(ostream* fp, vtkDataArray* g, vtkIdType num);
int WritePedigreeIdData(ostream* fp, vtkAbstractArray* p, vtkIdType num);
int WriteEdgeFlagsData(ostream* fp, vtkDataArray* edgeFlags, vtkIdType num);
bool CanWriteInformationKey(vtkInformation* info, vtkInformationKey* key);
/**
* Format is detailed \ref IOLegacyInformationFormat "here".
*/
int WriteInformation(ostream* fp, vtkInformation* info);
private:
vtkDataWriter(const vtkDataWriter&) = delete;
void operator=(const vtkDataWriter&) = delete;
};
#endif