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// C++ informative line for the emacs editor: -*- C++ -*-
#ifndef _H5DataSpace_H
#define _H5DataSpace_H
#ifndef H5_NO_NAMESPACE
namespace H5 {
#endif
class H5_DLLCPP DataSpace : public IdComponent {
public:
// Default DataSpace objects
static const DataSpace ALL;
// Creates a dataspace object given the space type
DataSpace( H5S_class_t type ); // H5Screate
// Creates a simple dataspace
DataSpace( int rank, const hsize_t * dims, const hsize_t * maxdims = NULL); // H5Screate_simple
// Makes copy of an existing dataspace.
void copy( const DataSpace& like_space ); // H5Scopy
// Assignment operator
DataSpace& operator=( const DataSpace& rhs );
// Determines if this dataspace is a simple one.
bool isSimple() const;
// Sets the offset of this simple dataspace.
void offsetSimple( const hssize_t* offset ) const;
// Retrieves dataspace dimension size and maximum size.
int getSimpleExtentDims( hsize_t *dims, hsize_t *maxdims = NULL ) const;
// Gets the dimensionality of this dataspace.
int getSimpleExtentNdims() const;
// Gets the number of elements in this dataspace.
// 12/05/00 - changed return type to hssize_t from hsize_t - C API
hssize_t getSimpleExtentNpoints() const;
// Gets the current class of this dataspace.
H5S_class_t getSimpleExtentType() const;
// Copies the extent of this dataspace.
void extentCopy( DataSpace& dest_space ) const;
// Sets or resets the size of this dataspace.
void setExtentSimple( int rank, const hsize_t *current_size, const hsize_t *maximum_size = NULL ) const;
// Removes the extent from this dataspace.
void setExtentNone() const;
// Gets the number of elements in this dataspace selection.
hssize_t getSelectNpoints() const;
// Get number of hyperslab blocks.
hssize_t getSelectHyperNblocks() const;
// Gets the list of hyperslab blocks currently selected.
void getSelectHyperBlocklist( hsize_t startblock, hsize_t numblocks, hsize_t *buf ) const;
// Gets the number of element points in the current selection.
hssize_t getSelectElemNpoints() const;
// Retrieves the list of element points currently selected.
void getSelectElemPointlist( hsize_t startpoint, hsize_t numpoints, hsize_t *buf ) const;
// Gets the bounding box containing the current selection.
void getSelectBounds( hsize_t* start, hsize_t* end ) const;
// Selects array elements to be included in the selection for
// this dataspace.
void selectElements( H5S_seloper_t op, const size_t num_elements, const hssize_t *coord[ ] ) const;
// Selects the entire dataspace.
void selectAll() const;
// Resets the selection region to include no elements.
void selectNone() const;
// Verifies that the selection is within the extent of the dataspace.
bool selectValid() const;
// Selects a hyperslab region to add to the current selected region.
void selectHyperslab( H5S_seloper_t op, const hsize_t *count, const hssize_t *start, const hsize_t *stride = NULL, const hsize_t *block = NULL ) const;
// Uses an existing dataspace identifier to make a DataSpace object
// or uses a default id to create a default dataspace object
DataSpace( const hid_t space_id );
// Used by the API to close the dataspace
void p_close() const;
// Default constructor
DataSpace();
// Copy constructor: makes a copy of the original DataSpace object.
DataSpace( const DataSpace& original );
virtual ~DataSpace();
};
#ifndef H5_NO_NAMESPACE
}
#endif
#endif
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