Changeset f7456bc for fmtext.c

Timestamp:

Sep 18, 2010, 3:17:27 PM (14 years ago)

Author:

David Benjamin <davidben@mit.edu>

Branches:

master, release-1.10, release-1.7, release-1.8, release-1.9

Children:

dc9665a

Parents:

5b68c05

git-author:

David Benjamin <davidben@mit.edu> (07/31/10 19:09:41)

git-committer:

David Benjamin <davidben@mit.edu> (09/18/10 15:17:27)

Message:

Add owl_fmtext_line_number and test.

File:

• fmtext.c (modified) (1 diff)

fmtext.c

@@ -580 +580 @@
 }
 
+/* Returns the line number, starting at 0, of the character which
+ * contains the byte at 'offset'. Note that a trailing newline is part
+ * of the line it ends. Also, while a trailing line of formatting
+ * characters does not contribute to owl_fmtext_num_lines, those
+ * characters are considered on a new line. */
+int owl_fmtext_line_number(const owl_fmtext *f, int offset)
+{
+  int i, lineno = 0;
+  if (offset >= f->textlen)
+    offset = f->textlen - 1;
+  for (i = 0; i < offset; i++) {
+    if (f->textbuff[i] == '\n')
+      lineno++;
+  }
+  return lineno;
+}
+
 const char *owl_fmtext_get_text(const owl_fmtext *f)
 {