office-gobmx/sal/textenc/unichars.cxx
2012-01-06 15:00:44 +01:00

100 lines
4.4 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
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#include "sal/config.h"
#include "sal/types.h"
#include "unichars.hxx"
bool ImplIsControlOrFormat(sal_uInt32 nUtf32)
{
// All code points of
// <http://www.unicode.org/Public/UNIDATA/UnicodeData.txt>, Version 3.1.1,
// that have a General Category of Cc (Other, Control) or Cf (Other,
// Format):
return nUtf32 <= 0x001F
|| (nUtf32 >= 0x007F && nUtf32 <= 0x009F)
|| nUtf32 == 0x070F // SYRIAC ABBREVIATION MARK
|| nUtf32 == 0x180B // MONGOLIAN FREE VARIATION SELECTOR ONE
|| nUtf32 == 0x180C // MONGOLIAN FREE VARIATION SELECTOR TWO
|| nUtf32 == 0x180D // MONGOLIAN FREE VARIATION SELECTOR THREE
|| nUtf32 == 0x180E // MONGOLIAN VOWEL SEPARATOR
|| nUtf32 == 0x200C // ZERO WIDTH NON-JOINER
|| nUtf32 == 0x200D // ZERO WIDTH JOINER
|| nUtf32 == 0x200E // LEFT-TO-RIGHT MARK
|| nUtf32 == 0x200F // RIGHT-TO-LEFT MARK
|| nUtf32 == 0x202A // LEFT-TO-RIGHT EMBEDDING
|| nUtf32 == 0x202B // RIGHT-TO-LEFT EMBEDDING
|| nUtf32 == 0x202C // POP DIRECTIONAL FORMATTING
|| nUtf32 == 0x202D // LEFT-TO-RIGHT OVERRIDE
|| nUtf32 == 0x202E // RIGHT-TO-LEFT OVERRIDE
|| nUtf32 == 0x206A // INHIBIT SYMMETRIC SWAPPING
|| nUtf32 == 0x206B // ACTIVATE SYMMETRIC SWAPPING
|| nUtf32 == 0x206C // INHIBIT ARABIC FORM SHAPING
|| nUtf32 == 0x206D // ACTIVATE ARABIC FORM SHAPING
|| nUtf32 == 0x206E // NATIONAL DIGIT SHAPES
|| nUtf32 == 0x206F // NOMINAL DIGIT SHAPES
|| nUtf32 == 0xFEFF // ZERO WIDTH NO-BREAK SPACE
|| nUtf32 == 0xFFF9 // INTERLINEAR ANNOTATION ANCHOR
|| nUtf32 == 0xFFFA // INTERLINEAR ANNOTATION SEPARATOR
|| nUtf32 == 0xFFFB // INTERLINEAR ANNOTATION TERMINATOR
|| nUtf32 == 0x1D173 // MUSICAL SYMBOL BEGIN BEAM
|| nUtf32 == 0x1D174 // MUSICAL SYMBOL END BEAM
|| nUtf32 == 0x1D175 // MUSICAL SYMBOL BEGIN TIE
|| nUtf32 == 0x1D176 // MUSICAL SYMBOL END TIE
|| nUtf32 == 0x1D177 // MUSICAL SYMBOL BEGIN SLUR
|| nUtf32 == 0x1D178 // MUSICAL SYMBOL END SLUR
|| nUtf32 == 0x1D179 // MUSICAL SYMBOL BEGIN PHRASE
|| nUtf32 == 0x1D17A // MUSICAL SYMBOL END PHRASE
|| nUtf32 == 0xE0001 // LANGUAGE TAG
|| (nUtf32 >= 0xE0020 && nUtf32 <= 0xE007F);
}
bool ImplIsPrivateUse(sal_uInt32 nUtf32)
{
// All code points of
// <http://www.unicode.org/Public/UNIDATA/UnicodeData.txt>, Version 3.1.1,
// that have a General Category of Co (Other, Private Use):
return (nUtf32 >= 0xE000 && nUtf32 <= 0xF8FF)
|| (nUtf32 >= 0xF0000 && nUtf32 <= 0xFFFFD)
|| (nUtf32 >= 0x100000 && nUtf32 <= 0x10FFFD);
}
bool ImplIsZeroWidth(sal_uInt32 nUtf32)
{
// All code points of
// <http://www.unicode.org/Public/UNIDATA/UnicodeData.txt>, Version 3.1.1,
// that have "ZERO WIDTH" in their Character name:
return nUtf32 == 0x200B // ZERO WIDTH SPACE
|| nUtf32 == 0x200C // ZERO WIDTH NON-JOINER
|| nUtf32 == 0x200D // ZERO WIDTH JOINER
|| nUtf32 == 0xFEFF; // ZEOR WIDTH NO-BREAK SPACE
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */