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83 lines
2.6 KiB
83 lines
2.6 KiB
/*
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* Copyright (c) 2003 Nicolas HADACEK (hadacek@kde.org)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef TRANSFORM_H
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#define TRANSFORM_H
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#include <tqpair.h>
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#include "CharTypes.h"
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namespace PDFImport
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{
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// check for special char (numerical values should be < 256)
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enum CharType {
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Unknown = 0,
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Punctuation = 1,
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SymbolChar = 2,
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Digit = 3,
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Letter = 4,
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Hyphen = 5, // symbol that can be an hyphen or a bullet
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Bullet = 6, // symbol that can be a bullet
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SuperScript = 7,
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SpecialSymbol = 8, // symbol that appears in Times font (0x22??)
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Ligature = 13,
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// latex
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Punctuation_Accent = 9, // punctuation that can be an accent
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Accent = 10, // other accent
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Letter_CanHaveAccent = 11, // letter that can have an accent
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LatexSpecial = 12 // special case of needed Symbol->Times mapping
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// only '\' (0x005C)
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};
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inline bool isPunctuation(CharType type) {
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return ( type==Punctuation || type==Hyphen
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|| type==Punctuation_Accent );
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}
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inline bool isSymbol(CharType type) {
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return ( type==SymbolChar || type==Hyphen || type==Bullet
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|| type==SpecialSymbol || type==Accent
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|| type==LatexSpecial );
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}
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inline bool isLetter(CharType type) {
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return ( type==Letter || type==Letter_CanHaveAccent );
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}
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inline bool isAlphaNumeric(CharType type) {
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return ( type==Digit || isLetter(type) );
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}
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inline bool isAccent(CharType type) {
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return ( type==Punctuation_Accent || type==Accent );
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}
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CharType type(Unicode);
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enum { MaxLigatureLength = 3 };
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uint checkLigature(Unicode, Unicode res[MaxLigatureLength]);
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CharType checkSpecial(Unicode, Unicode &res);
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// detect some letter/accent combinations
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// (latex layouts them separately)
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Unicode checkCombi(Unicode letter, Unicode accent);
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}
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#endif
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