libMesh::OStringStream Class Reference

#include <o_string_stream.h>

List of all members.

Public Types
typedef std::string::size_type	sizetype
Public Member Functions
	OStringStream ()
	~OStringStream ()
void	left (const sizetype w, const std::string &s)
void	left (const sizetype w, const sizetype prec, const Real r, const char c= ' ')
void	left (const sizetype w, const int n)
void	right (const sizetype w, const std::string &s)
void	right (const sizetype w, const sizetype prec, const Real r, const char c= ' ')
void	scientific (const sizetype w, const Real r)
Protected Member Functions
void	print_ws (const sizetype n, const char c= ' ')

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Detailed Description

This class provides a compatibility class for broken features in the ostringstream of the older GCC versions. Other compilers do not see this class.

Definition at line 196 of file o_string_stream.h.

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Member Typedef Documentation

typedef std::string::size_type libMesh::OStringStream::sizetype

convenient typedef

Definition at line 213 of file o_string_stream.h.

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Constructor & Destructor Documentation

libMesh::OStringStream::OStringStream

(

)

[inline]

Default constructor.

Definition at line 203 of file o_string_stream.h.

                   : std::ostringstream()
   {
     // [JWP] TODO: I will remove this class at the next libmesh
     // release or on on March 21, 2013, whichever comes first.
     libmesh_deprecated();
   }

libMesh::OStringStream::~OStringStream

(

)

[inline]

Default destructor.

Definition at line 213 of file o_string_stream.h.

{};

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Member Function Documentation

void libMesh::OStringStream::left	(	const sizetype	w,
		const int	n
	)			[inline]

Outputs in a OStringStream, where r was directed in ragged left style with size w, padded with chars c, defaults to whitespace.

Definition at line 321 of file o_string_stream.h.

References print_ws().

 {
   libmesh_assert_less (w, 30);
   char buf[30];
   // form string as desired
   sprintf (buf, "%d", n);
   *this << buf;
   // pad with whitespaces afterwards
   print_ws (w-std::string(buf).size());
 }

void libMesh::OStringStream::left	(	const sizetype	w,
		const sizetype	prec,
		const Real	r,
		const char	c = ' '
	)			[inline]

Outputs in a OStringStream, where r was directed in ragged left style with size w and precision prec.

Definition at line 300 of file o_string_stream.h.

References print_ws().

 {
   libmesh_assert_less (w, 30);
   char buf[30];
   char format[8];
   // form the format for r
   // ALTERNATIVE: sprintf (format, "%%%d.%df", int((w-prec)/2), prec);
   sprintf (format, "%%.%df", prec);
   // form string as desired
   sprintf (buf, format, r);
   *this << buf;
   // pad with whitespaces afterwards
   print_ws (w-std::string(buf).size(), c);
   // ALTERNATIVE: print_ws (w-int((w-prec)/2));
 }

void libMesh::OStringStream::left	(	const sizetype	w,
		const std::string &	s
	)			[inline]

Outputs in a OStringStream, where s was directed in ragged left style with size w.

Definition at line 290 of file o_string_stream.h.

References print_ws().

 {
   *this << s;
   // pad with whitespaces afterwards
   print_ws ((w-s.size()));
 }

void libMesh::OStringStream::print_ws	(	const sizetype	n,
		const char	c = ' '
	)			[inline, protected]

Appends n chars (defaults to whitespaces) to the string s.

Definition at line 380 of file o_string_stream.h.

Referenced by left(), and right().

 {
   for (sizetype i = 0; i < n; i++)
     *this << c;
 }

void libMesh::OStringStream::right	(	const sizetype	w,
		const sizetype	prec,
		const Real	r,
		const char	c = ' '
	)			[inline]

Outputs in a OStringStream, where r was directed in ragged right style with size w and precision prec. The leading characters are c, defaults to whitespaces.

Definition at line 345 of file o_string_stream.h.

References print_ws().

 {
   libmesh_assert_less (w, 30);
   char buf[30];
   char format[8];
   // form the format for r
   sprintf (format, "%%.%df", prec);
   // form string as desired
   sprintf (buf, format, r);
   // first pad with the user-defined char
   print_ws (w-std::string(buf).size(), c);
   // then print the float
   *this << buf;
 }

void libMesh::OStringStream::right	(	const sizetype	w,
		const std::string &	s
	)			[inline]

Outputs in a OStringStream, where s was directed in ragged right style with size w.

Definition at line 335 of file o_string_stream.h.

References print_ws().

 {
   // first pad with whitespaces
   print_ws ((w-s.size()));
   *this << s;
 }

void libMesh::OStringStream::scientific	(	const sizetype	w,
		const Real	r
	)			[inline]

Outputs in a OStringStream, where r was directed in scientific style with size w.

Definition at line 365 of file o_string_stream.h.

 {
   libmesh_assert_less (w, 30);
   char buf[30];
   char format[8];
   // form the format for r
   sprintf (format, "%%%de", w);
   // form string as desired
   sprintf (buf, format, r);
   *this << buf;
 }

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The documentation for this class was generated from the following file:

• o_string_stream.h