// -*- C++ -*-
/**
* \file textutils.h
- * Copyright 1995-2002 the LyX Team
- * Read the file COPYING
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
*
- * \author unknown
+ * \author Matthias Ettrich
+ * \author Lars Gullik Bjønnes
+ *
+ * Full author contact details are available in file CREDITS.
*/
// FIXME: I can think of a better name for this file ...
-
+
#ifndef TEXTUTILS_H
#define TEXTUTILS_H
-/// return true if the char is a meta-character newline
-inline
-bool IsNewlineChar(char c) {
- return (c == Paragraph::META_NEWLINE);
-}
-
+#include "support/strfwd.h"
-/// return true if the char is a word separator
-inline
-bool IsSeparatorChar(char c) {
- return (c == ' ');
-}
+namespace lyx {
/// return true if the char is a line separator
-inline
-bool IsLineSeparatorChar(char c) {
- return (c == ' ');
-}
-
-
-/// return true if the char is a meta-character for hfill
-inline
-bool IsHfillChar(char c) {
- return (c == Paragraph::META_HFILL);
-}
-
-
-/// return true if the char is a meta-character for an inset
-inline
-bool IsInsetChar(char c) {
- return (c == Paragraph::META_INSET);
-}
-
-
-/// return true if the char is "punctuation"
-inline
-bool IsKommaChar(char c) {
- return (c == ','
- || c == '('
- || c == ')'
- || c == '['
- || c == ']'
- || c == '{'
- || c == '}'
- || c == ';'
- || c == '.'
- || c == ':'
- || c == '-'
- || c == '?'
- || c == '!'
- || c == '&'
- || c == '@'
- || c == '+'
- || c == '-'
- || c == '~'
- || c == '#'
- || c == '%'
- || c == '^'
- || c == '/'
- || c == '\\'
- || c == Paragraph::META_NEWLINE
- );
-}
-
+inline bool isLineSeparatorChar(char_type c) { return c == ' '; }
/// return true if a char is alphabetical (including accented chars)
-inline
-bool IsLetterChar(unsigned char c) {
- return ((c >= 'A' && c <= 'Z')
- || (c >= 'a' && c <= 'z')
- || (c >= 192)); // in iso-8859-x these are accented chars
-}
-
-
-/// return true if the char is printable (masked to 7-bit ASCII)
-inline
-bool IsPrintable(unsigned char c) {
- return ((c & 127) >= ' ');
-}
-
-
-/// return true if the char is printable and not a space (masked to 7-bit ASCII)
-inline
-bool IsPrintableNonspace(unsigned char c) {
- return IsPrintable(c) && (c != ' ');
-}
-
-
-/// return true if the char forms part of a word
-inline
-bool IsWordChar(unsigned char c) {
- return !(IsSeparatorChar(c)
- || IsKommaChar(c)
- || IsHfillChar(c)
- || IsInsetChar(c));
-}
-
-
-/// completely pointless FIXME
-inline
-bool IsDigit(unsigned char ch)
-{
- return ch >= '0' && ch <= '9';
-}
-
-
-/// return true if the char is alphanumeric
-inline
-bool IsLetterCharOrDigit(unsigned char ch)
-{
- return IsLetterChar(ch) || IsDigit(ch);
-}
-
+bool isLetterChar(char_type c);
+
+/// return true if a char is lowercase
+bool isLower(char_type c);
+
+/// return whether \p c is an alphabetic character in the ASCII range
+bool isAlphaASCII(char_type c);
+
+/// return true if the char is printable
+bool isPrintable(char_type c);
+
+/// return true if the char is printable and not a space
+bool isPrintableNonspace(char_type c);
+
+/// return true if a unicode char is a space.
+bool isSpace(char_type c);
+
+/// return true if a unicode char is a numeral.
+bool isNumber(char_type c);
+
+/// return true if a unicode char has the direction attribute
+/// Common Number Separator [CS]
+bool isCommonNumberSeparator(char_type c);
+
+/// return true if a unicode char has the direction attribute
+/// European Number Terminator [ET]
+bool isEuropeanNumberTerminator(char_type c);
+
+/// return whether \p c is a digit in the ASCII range
+bool isDigitASCII(char_type c);
+
+/// return whether \p c is alpha or a digit in the ASCII range
+bool isAlnumASCII(char_type c);
+
+/// return whether \p c is in the ASCII range
+bool isASCII(char_type c);
+
+/// return whether \p c is in the 'Punctuation, Open' unicode category
+bool isOpenPunctuation(char_type c);
+
+} // namespace lyx
+
#endif // TEXTUTILS_H
projects / lyx.git / blobdiff