fix scrolling text which contains both normal and wide characters

This commit is contained in:
Andrzej Rybczak
2009-08-26 03:39:14 +02:00
parent 89e18096d9
commit 56a1d7456c
2 changed files with 8 additions and 12 deletions

View File

@@ -368,22 +368,16 @@ std::basic_string<my_char_t> Scroller(const std::basic_string<my_char_t> &str, s
std::basic_string<my_char_t>::const_iterator b = s.begin(), e = s.end();
for (std::basic_string<my_char_t>::const_iterator it = b+pos; it < e && len < width; ++it)
{
# ifdef _UTF8
len += wcwidth(*it);
# else
len++;
# endif
if ((len += wcwidth(*it)) > width)
break;
result += *it;
}
if (++pos >= s.length())
pos = 0;
for (; len < width; ++b)
{
# ifdef _UTF8
len += wcwidth(*b);
# else
len++;
# endif
if ((len += wcwidth(*b)) > width)
break;
result += *b;
}
}