H5CompType.h

// C++ informative line for the emacs editor: -*- C++ -*-
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#ifndef __H5CompType_H
#define __H5CompType_H

namespace H5 {

class H5_DLLCPP CompType : public DataType {
   public:
    // Default constructor
    CompType();

    // Creates a compound datatype using an existing id
    CompType( const hid_t existing_id );

    // Creates a new compound datatype, given the type's size
    CompType( size_t size ); // H5Tcreate

    // Gets the compound datatype of the specified dataset
    CompType( const DataSet& dataset );  // H5Dget_type

    // Copy constructor - makes a copy of original object
    CompType( const CompType& original );

    // Returns the type class of the specified member of this compound
    // datatype.  It provides to the user a way of knowing what type
    // to create another datatype of the same class
    H5T_class_t getMemberClass( unsigned member_num ) const;

    // Returns the index of a member in this compound data type.
    int getMemberIndex(const char* name) const;
    int getMemberIndex(const H5std_string& name) const;

    // Returns the offset of a member of this compound datatype.
    size_t getMemberOffset( unsigned memb_no ) const;

    // Returns the name of a member of this compound datatype.
    H5std_string getMemberName( unsigned member_num ) const;

    // Returns the generic datatype of the specified member in
    // this compound datatype.
    DataType getMemberDataType( unsigned member_num ) const;

    // Returns the array datatype of the specified member in
    // this compound datatype.
    ArrayType getMemberArrayType( unsigned member_num ) const;

    // Returns the compound datatype of the specified member in
    // this compound datatype.
    CompType getMemberCompType( unsigned member_num ) const;

    // Returns the enumeration datatype of the specified member in
    // this compound datatype.
    EnumType getMemberEnumType( unsigned member_num ) const;

    // Returns the integer datatype of the specified member in
    // this compound datatype.
    IntType getMemberIntType( unsigned member_num ) const;

    // Returns the floating-point datatype of the specified member in
    // this compound datatype.
    FloatType getMemberFloatType( unsigned member_num ) const;

    // Returns the string datatype of the specified member in
    // this compound datatype.
    StrType getMemberStrType( unsigned member_num ) const;

    // Returns the variable length datatype of the specified member in
    // this compound datatype.
    VarLenType getMemberVarLenType( unsigned member_num ) const;

    // Returns the number of members in this compound datatype.
    int getNmembers() const;

    // Adds a new member to this compound datatype.
    void insertMember( const H5std_string& name, size_t offset, const DataType& new_member ) const;

    // Recursively removes padding from within this compound datatype.
    void pack() const;

    // Sets the total size for this compound datatype.
    void setSize(size_t size) const;

    virtual H5std_string fromClass () const { return("CompType"); }

    // Noop destructor.
    virtual ~CompType();

   private:
    // Contains common code that is used by the member functions
    // getMemberXxxType
    hid_t p_get_member_type(unsigned member_num) const;
};
}
#endif // __H5CompType_H