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