// C++ informative line for the emacs editor: -*- C++ -*-
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * Copyright by The HDF Group.                                               *
 * Copyright by the Board of Trustees of the University of Illinois.         *
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#ifndef __H5FloatType_H
#define __H5FloatType_H

#ifndef H5_NO_NAMESPACE
namespace H5 {
#endif

//! Class FloatType operates on HDF5 floating point datatype.
class H5_DLLCPP FloatType : public AtomType {
   public:
        // Creates a floating-point type using a predefined type.
        FloatType( const PredType& pred_type );

	// Gets the floating-point datatype of the specified dataset.
	FloatType( const DataSet& dataset );

	// Retrieves the exponent bias of a floating-point type.
	size_t getEbias() const;

	// Sets the exponent bias of a floating-point type.
	void setEbias( size_t ebias ) const;

	// Retrieves floating point datatype bit field information.
	void getFields( size_t& spos, size_t& epos, size_t& esize, size_t& mpos, size_t& msize ) const;

	// Sets locations and sizes of floating point bit fields.
	void setFields( size_t spos, size_t epos, size_t esize, size_t mpos, size_t msize ) const;

	// Retrieves the internal padding type for unused bits in floating-point datatypes.
	H5T_pad_t getInpad( H5std_string& pad_string ) const;

	// Fills unused internal floating point bits.
	void setInpad( H5T_pad_t inpad ) const;

	// Retrieves mantissa normalization of a floating-point datatype.
	H5T_norm_t getNorm( H5std_string& norm_string ) const;

	// Sets the mantissa normalization of a floating-point datatype.
	void setNorm( H5T_norm_t norm ) const;

	///\brief Returns this class name.
	virtual H5std_string fromClass () const { return("FloatType"); }

	// Default constructor
	FloatType();

	// Creates a floating-point datatype using an existing id.
	FloatType( const hid_t existing_id );

	// Copy constructor: makes a copy of the original FloatType object.
	FloatType( const FloatType& original );

	// Noop destructor.
	virtual ~FloatType();
};
#ifndef H5_NO_NAMESPACE
}
#endif
#endif // __H5FloatType_H
