umgeher/herbe
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New lines are now printed properly

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This commit is contained in:
Samuel Dudik 2020-08-13 20:45:08 +02:00
parent 30b0961b2e
commit b41b280509
2 changed files with 24 additions and 15 deletions
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34
herbe.c
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@ -24,23 +24,31 @@ static void die(const char *format, ...)
int get_max_len(char *body, XftFont *font, int max_text_width)
{
int body_len = strlen(body);
int eol = strlen(body);
XGlyphInfo info;
XftTextExtentsUtf8(display, font, (FcChar8 *)body, body_len, &info);
XftTextExtentsUtf8(display, font, (FcChar8 *)body, eol, &info);
if (info.width < max_text_width)
return body_len;
int eol = max_text_width / font->max_advance_width;
info.width = 0;
while (info.width < max_text_width)
if (info.width > max_text_width)
{
eol++;
XftTextExtentsUtf8(display, font, (FcChar8 *)body, eol, &info);
eol = max_text_width / font->max_advance_width;
info.width = 0;
while (info.width < max_text_width)
{
eol++;
XftTextExtentsUtf8(display, font, (FcChar8 *)body, eol, &info);
}
eol--;
}
eol--;
for (int i = 0; i < eol; i++)
if (body[i] == '\n')
return ++i;
if (info.width < max_text_width)
return eol;
int temp = eol;
@ -167,4 +175,4 @@ int main(int argc, char *argv[])
XCloseDisplay(display);
exit(EXIT_SUCCESS);
}
}