Implemented BGA's UTF-8 char len suggestion in UTF8.h and used it in

BString::CountChars(). git-svn-id: file:///srv/svn/repos/haiku/trunk/current@1932 a95241bf-73f2-0310-859d-f6bbb57e9c96
2002-11-14 08:06:18 +00:00
parent 2a86e17450
commit 8f1a4e7f89
2 changed files with 13 additions and 1 deletions
@@ -61,6 +61,15 @@ _IMPEXP_TEXTENCODING status_t convert_from_utf8(uint32		dstEncoding,
 												int32		*state,
 												char		substitute = B_SUBSTITUTE);

+/*-------------------------------------------------------------*/
+/*------- Utility Functions -----------------------------------*/
+
+// Suggested by BGA
+inline uint32 utf8_char_len(uchar c)
+{
+	return (((0xE5000000 >> (((c) >> 3) & 0x1E)) & 3) + 1);
+}
+
 /*-------------------------------------------------------------*/
 /*-------------------------------------------------------------*/