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Diffstat (limited to 'tdehtml/rendering/enumerate.cpp')
| -rw-r--r-- | tdehtml/rendering/enumerate.cpp | 411 |
1 files changed, 411 insertions, 0 deletions
diff --git a/tdehtml/rendering/enumerate.cpp b/tdehtml/rendering/enumerate.cpp new file mode 100644 index 000000000..bd2ff3696 --- /dev/null +++ b/tdehtml/rendering/enumerate.cpp @@ -0,0 +1,411 @@ +/** + * This file is part of the HTML rendering engine for KDE. + * + * Copyright (C) 2004-2005 Allan Sandfeld Jensen ([email protected]) + * + * (C) Hebrew algorithm by [email protected] + * and [email protected] + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library 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 + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with this library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include "rendering/enumerate.h" + +#include <tqstring.h> +#include <tqvaluelist.h> + +namespace tdehtml { + +namespace Enumerate { + +TQString toRoman( int number, bool upper ) +{ + if (number < 1 || number > 3999) return TQString::number(number); + TQString roman; + static const TQChar ldigits[] = { 'i', 'v', 'x', 'l', 'c', 'd', 'm' }; + static const TQChar udigits[] = { 'I', 'V', 'X', 'L', 'C', 'D', 'M' }; + const TQChar *digits = upper ? udigits : ldigits; + int i, d = 0; + + do + { + int num = number % 10; + + if ( num % 5 < 4 ) + for ( i = num % 5; i > 0; i-- ) + roman.prepend( digits[ d ] ); + + if ( num >= 4 && num <= 8) + roman.prepend( digits[ d+1 ] ); + + if ( num == 9 ) + roman.prepend( digits[ d+2 ] ); + + if ( num % 5 == 4 ) + roman.prepend( digits[ d ] ); + + number /= 10; + d += 2; + } + while ( number ); + + return roman; +} + +TQString toGeorgian( int number ) +{ + TQString georgian; + const TQChar tenthousand = 0x10ef; + static const TQChar thousands[9] = {0x10e8, 0x10e9, 0x10ea, 0x10eb, 0x10ec, + 0x10ed, 0x10ee, 0x10f4, 0x10f5 }; + static const TQChar hundreds[9] = {0x10e0, 0x10e1, 0x10e2, 0x10e3, 0x10f3, + 0x10e4, 0x10e5, 0x10e6, 0x10e7 }; + static const TQChar tens[9] = {0x10d8, 0x10d9, 0x10da, 0x10db, 0x10dc, + 0x10f2, 0x10dd, 0x10de, 0x10df }; + static const TQChar units[9] = {0x10d0, 0x10d1, 0x10d2, 0x10d3, 0x10d4, + 0x10d5, 0x10d6, 0x10f1, 0x10d7 }; + + if (number < 1 || number > 19999) return TQString::number(number); + if (number >= 10000) { + georgian.append(tenthousand); + number = number - 10000; + } + if (number >= 1000) { + georgian.append(thousands[number/1000-1]); + number = number % 1000; + } + if (number >= 100) { + georgian.append(hundreds[number/100-1]); + number = number % 100; + } + if (number >= 10) { + georgian.append(tens[number/10-1]); + number = number % 10; + } + if (number >= 1) { + georgian.append(units[number-1]); + } + + return georgian; +} + +TQString toArmenian( int number ) +{ + TQString armenian; + int onethousand = 0x57c; + int hundreds = 0x572; + int tens = 0x569; + int units = 0x560; + + // The standard defines values over 1999, but 7000 is very hard to render + if (number < 1 || number > 1999) return TQString::number(number); + if (number >= 1000) { + armenian.append(TQChar(onethousand)); + number = number - 1000; + } + if (number >= 100) { + armenian.append(TQChar(hundreds+number/100)); + number = number % 100; + } + if (number >= 10) { + armenian.append(TQChar(tens+number/10)); + number = number % 10; + } + if (number >= 1) { + armenian.append(TQChar(units+number)); + } + + return armenian; +} + +TQString toHebrew( int number ) { + static const TQChar tenDigit[] = {1497, 1499, 1500, 1502, 1504, 1505, 1506, 1508, 1510}; + + TQString letter; + if (number < 1) return TQString::number(number); + if (number>999) { + letter = toHebrew(number/1000) + TQString::fromLatin1("'"); + number = number%1000; + } + + int hunderts = (number/400); + if (hunderts > 0) { + for(int i=0; i<hunderts; i++) { + letter += TQChar(1511 + 3); + } + } + number = number % 400; + if ((number / 100) != 0) { + letter += TQChar (1511 + (number / 100) -1); + } + number = number % 100; + int tens = number/10; + if (tens > 0 && !(number == 15 || number == 16)) { + letter += tenDigit[tens-1]; + } + if (number == 15 || number == 16) { // special because of religious + letter += TQChar(1487 + 9); // reasons + letter += TQChar(1487 + number - 9); + } else { + number = number % 10; + if (number != 0) { + letter += TQChar (1487 + number); + } + } + return letter; +} + +static inline TQString toLatin( int number, int base ) { + if (number < 1) return TQString::number(number); + TQValueList<TQChar> letters; + while(number > 0) { + number--; // number 0 is letter a + TQChar letter = (TQChar) (base + (number % 26)); + letters.prepend(letter); + number /= 26; + } + TQString str; + str.setLength(letters.size()); + int i=0; + while(!letters.isEmpty()) { + str[i++] = letters.front(); + letters.pop_front(); + } + return str; +} + +TQString toLowerLatin( int number ) { + return toLatin( number, 'a' ); +} + +TQString toUpperLatin( int number ) { + return toLatin( number, 'A' ); +} + +static inline TQString toAlphabetic( int number, int base, const TQChar alphabet[] ) { + if (number < 1) return TQString::number(number); + TQValueList<TQChar> letters; + while(number > 0) { + number--; // number 0 is letter 1 + TQChar letter = alphabet[number % base]; + letters.prepend(letter); + number /= base; + } + TQString str; + str.setLength(letters.size()); + int i=0; + while(!letters.isEmpty()) { + str[i++] = letters.front(); + letters.pop_front(); + } + return str; +} + +TQString toHiragana( int number ) { + static const TQChar hiragana[48] = {0x3042, 0x3044, 0x3046, 0x3048, 0x304A, 0x304B, 0x304D, + 0x304F, 0x3051, 0x3053, 0x3055, 0x3057, 0x3059, 0x305B, 0x305D, + 0x305F, 0x3061, 0x3064, 0x3066, 0x3068, 0x306A, 0x306B, + 0x306C, 0x306D, 0x306E, 0x306F, 0x3072, 0x3075, 0x3078, + 0x307B, 0x307E, 0x307F, 0x3080, 0x3081, 0x3082, 0x3084, 0x3086, + 0x3088, 0x3089, 0x308A, 0x308B, 0x308C, 0x308D, 0x308F, + 0x3090, 0x3091, 0x9092, 0x3093}; + return toAlphabetic( number, 48, hiragana ); +} + +TQString toHiraganaIroha( int number ) { + static const TQChar hiragana[47] = {0x3044, 0x308D, 0x306F, 0x306B, 0x307B, 0x3078, 0x3068, + 0x3061, 0x308A, 0x306C, 0x308B, 0x3092, 0x308F, 0x304B, + 0x3088, 0x305F, 0x308C, 0x305D, 0x3064, 0x306D, 0x306A, + 0x3089, 0x3080, 0x3046, 0x3090, 0x306E, 0x304A, 0x304F, 0x3084, + 0x307E, 0x3051, 0x3075, 0x3053, 0x3048, 0x3066, 0x3042, 0x3055, + 0x304D, 0x3086, 0x3081, 0x307F, 0x3057, 0x3091, 0x3072, 0x3082, + 0x305B, 0x3059 }; + return toAlphabetic( number, 47, hiragana ); +} + +TQString toKatakana( int number ) { + static const TQChar katakana[48] = {0x30A2, 0x30A4, 0x30A6, 0x30A8, 0x30AA, 0x30AB, 0x30AD, + 0x30AF, 0x30B1, 0x30B3, 0x30B5, 0x30B7, 0x30B9, 0x30BB, + 0x30BD, 0x30BF, 0x30C1, 0x30C4, 0x30C6, 0x30C8, 0x30CA, + 0x30CB, 0x30CC, 0x30CD, 0x30CE, 0x30CF, 0x30D2, 0x30D5, + 0x30D8, 0x30DB, 0x30DE, 0x30DF, 0x30E0, 0x30E1, 0x30E2, + 0x30E4, 0x30E6, 0x30E8, 0x30E9, 0x30EA, 0x30EB, 0x30EC, + 0x30ED, 0x30EF, 0x30F0, 0x30F1, 0x90F2, 0x30F3}; + return toAlphabetic( number, 48, katakana ); +} + +TQString toKatakanaIroha( int number ) { + static const TQChar katakana[47] = {0x30A4, 0x30ED, 0x30CF, 0x30CB, 0x30DB, 0x30D8, 0x30C8, + 0x30C1, 0x30EA, 0x30CC, 0x30EB, 0x30F2, 0x30EF, 0x30AB, + 0x30E8, 0x30BF, 0x30EC, 0x30ED, 0x30C4, 0x30CD, 0x30CA, + 0x30E9, 0x30E0, 0x30A6, 0x30F0, 0x30CE, 0x30AA, 0x30AF, + 0x30E4, 0x30DE, 0x30B1, 0x30D5, 0x30B3, 0x30A8, 0x30C6, + 0x30A2, 0x30B5, 0x30AD, 0x30E6, 0x30E1, 0x30DF, 0x30B7, + 0x30F1, 0x30D2, 0x30E2, 0x30BB, 0x90B9}; + return toAlphabetic( number, 47, katakana ); +} + +TQString toLowerGreek( int number ) { + static const TQChar greek[24] = { 0x3B1, 0x3B2, 0x3B3, 0x3B4, 0x3B5, 0x3B6, 0x3B7, + 0x3B8, 0x3B9, 0x3BA, 0x3BB, 0x3BC, 0x3BD, 0x3BE, + 0x3BF, 0x3C0, 0x3C1, 0x3C3, 0x3C4, 0x3C5, 0x3C6, + 0x3C7, 0x3C8, 0x3C0}; + + return toAlphabetic( number, 24, greek ); +} + +TQString toUpperGreek( int number ) { + // The standard claims to be base 24, but only lists 19 letters. + static const TQChar greek[19] = { 0x391, 0x392, 0x393, 0x394, 0x395, 0x396, 0x397, 0x398, + 0x399, 0x39A, 0x39B, 0x39C, 0x39D, 0x39E, 0x39F, + 0x3A0, 0x3A1, 0x3A3, 0x3A9}; + + return toAlphabetic( number, 19, greek ); +} + +static inline TQString toNumeric( int number, int base ) { + TQString letter = TQString::number(number); + for(unsigned int i = 0; i < letter.length(); i++) { + if (letter[i].isDigit()) + letter[i] = TQChar(letter[i].digitValue()+base); + } + return letter; +} + +TQString toArabicIndic( int number ) { + return toNumeric(number, 0x660); +} + +TQString toPersianUrdu( int number ) { + return toNumeric(number, 0x6F0); +} + +TQString toLao( int number ) { + return toNumeric(number, 0xED0); +} + +TQString toThai( int number ) { + return toNumeric(number, 0xE50); +} + +TQString toTibetan( int number ) { + return toNumeric(number, 0xF20); +} + +static inline TQString toIdeographic(int number, const TQChar digits[], const TQChar digitmarkers[]) { + if (number < 0 || number > 9999) return TQString::number(number); + + TQString grp = TQString::number(number); + + // ### Append group markers to handle numbers > 9999 + + TQString str; + + // special case + if (number < 20 && number >= 10) { + str.append(digitmarkers[0]); + str.append(digits[grp[1].digitValue()]); + return str; + } + + int len = grp.length(); + bool collapseZero = false; + for (int i = 0; i < len ; i++) { + int digit = grp[i].digitValue(); + // Add digit markers to digits > 0 + if ((len-i-1) > 0 && digit > 0) + str.append(digitmarkers[(len-i-2)]); + // Add digit, but collapse consecutive zeros + if (!collapseZero || digit > 0) { + str.append(digits[digit]); + + if (digit == 0) + collapseZero = true; + else + collapseZero = false; + } + } + return str; +} + +TQString toTradChineseFormal( int number ) { +// static const TQChar groupMarkers[3] = {0x4e07, 0x4ebf, 0x5146}; + static const TQChar digitMarkers[3] = {0x4e07, 0x4ebf, 0x5146}; + static const TQChar digits[10] = {0x96f6, 0x4e00, + 0x4ebc, 0x4e09, + 0x56db, 0x4e94, + 0x516d, 0x4e03, + 0x516b, 0x4e5d}; + return toIdeographic(number, digits, digitMarkers); +} + +TQString toTradChineseInformal( int number ) { +// static const TQChar groupMarkers[3] = {0x842c, 0x5104, 0x5146}; + static const TQChar digitMarkers[3] = {0x842c, 0x5104, 0x5146}; + static const TQChar digits[10] = {0x96f6, 0x4e00, + 0x4ebc, 0x4e09, + 0x56db, 0x4e94, + 0x516d, 0x4e03, + 0x516b, 0x4e5d}; + return toIdeographic(number, digits, digitMarkers); +} + +TQString toSimpChineseFormal( int number ) { +// static const TQChar groupMarkers[3] = {0x4e07, 0x5104, 0x5146}; + static const TQChar digitMarkers[3] = {0x4e07, 0x4ebf, 0x5146}; + static const TQChar digits[10] = {0x96f6, 0x58f9, + 0x8cb3, 0x53c3, + 0x8086, 0x4f0d, + 0x9678, 0x67d2, + 0x634c, 0x7396}; + return toIdeographic(number, digits, digitMarkers); +} + +TQString toSimpChineseInformal( int number ) { +// static const TQChar groupMarkers[3] = {0x842c, 0x5104, 0x5146}; + static const TQChar digitMarkers[3] = {0x842c, 0x5104, 0x5146}; + static const TQChar digits[10] = {0x96f6, 0x58f9, + 0x8cb3, 0x53c3, + 0x8086, 0x4f0d, + 0x9678, 0x67d2, + 0x634c, 0x7396}; + return toIdeographic(number, digits, digitMarkers); +} + +TQString toJapaneseFormal( int number ) { +// static const TQChar groupMarkers[3] = {0x4e07, 0x5104, 0x5146}; + static const TQChar digitMarkers[3] = {0x62fe, 0x4f70, 0x4edf}; + static const TQChar digits[10] = {0x96f6, 0x58f9, + 0x8cb3, 0x53c3, + 0x8086, 0x4f0d, + 0x9678, 0x67d2, + 0x634c, 0x7396}; + return toIdeographic(number, digits, digitMarkers); +} + +TQString toJapaneseInformal( int number ) { +// static const TQChar groupMarkers[3] = {0x842c, 0x5104, 0x5146}; + static const TQChar digitMarkers[3] = {0x842c, 0x5104, 0x5146}; + static const TQChar digits[10] = {0x96f6, 0x58f9, + 0x8d30, 0x53c1, + 0x8086, 0x4f0d, + 0x9646, 0x67d2, + 0x634c, 0x7396}; + return toIdeographic(number, digits, digitMarkers); +} + +}} // namespace |