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/*---------------------------------------------------------------------------*\
____ _ _ __ _ __ ___ _ _
|_ / || | '_ \ '_ \/ -_) '_|
/__|\_, | .__/ .__/\___|_|
|__/|_| |_|
\*---------------------------------------------------------------------------*/
#ifndef ZYPPER_UTILS_TEXT_H_
#define ZYPPER_UTILS_TEXT_H_
#include <string>
#include <iosfwd>
const char* _(const char* msgid) __attribute__ ((format_arg(1)));
const char* _(const char* msgid, const char* msgid_plural, unsigned long int n)
__attribute__ ((format_arg(1))) __attribute__ ((format_arg(2)));
/** Returns the column width of a multi-byte character string \a str */
unsigned mbs_width (const std::string & str);
/**
* Wrap and indent given \a text and write it to the output stream \a out.
*
* TODO
* - delete whitespace at the end of lines
* - keep one-letter words with the next
*
* \param out output stream to write to
* \param test text to wrap
* \param indent number of columns by which to indent the whole text
* \param wrap_width number of columns the text should be wrapped into
* \param initial number of columns by which the first line should be indented
* by default, the first line is indented by \a indent
*
*/
void mbs_write_wrapped (
std::ostream & out,
const std::string & text,
unsigned indent, unsigned wrap_width, int initial = -1);
/**
* Returns a substring of a multi-byte character string \a str starting
* at screen column \a pos and being \a n columns wide, as far as possible
* according to the multi-column characters found in \a str.
*/
std::string mbs_substr_by_width(
const std::string & str,
std::string::size_type pos,
std::string::size_type n = std::string::npos);
#endif /* ZYPPER_UTILS_TEXT_H_ */
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