Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / ndp / fx / src / XmlUtils / System / Xml / Xsl / Runtime / NumberFormatter.cs / 1 / NumberFormatter.cs
//------------------------------------------------------------------------------
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// [....]
//-----------------------------------------------------------------------------
using System.Diagnostics;
using System.Text;
namespace System.Xml.Xsl.Runtime {
using Res = System.Xml.Utils.Res;
internal static class CharUtil {
// Checks whether a given character is alphanumeric. Alphanumeric means any character that has
// a Unicode category of Nd (8), Nl (9), No (10), Lu (0), Ll (1), Lt (2), Lm (3) or Lo (4)
// http://www.w3.org/TR/xslt.html#convert
public static bool IsAlphaNumeric(char ch) {
int category = (int)char.GetUnicodeCategory(ch);
return category <= 4 || (category <= 10 && category >= 8);
}
// Checks whether a given character has decimal digit value of 1. The decimal digits are characters
// having the Unicode category of Nd (8). NOTE: We do not support Tamil and Ethiopic numbering systems
// having no zeros.
public static bool IsDecimalDigitOne(char ch) {
int category = (int)char.GetUnicodeCategory(--ch);
return category == 8 && char.GetNumericValue(ch) == 0;
}
}
internal enum NumberingSequence {
Nil = -1,
FirstDecimal,
Arabic = FirstDecimal, // 0x0031 -- 1, 2, 3, 4, ...
DArabic, // 0xff11 -- Combines DbChar w/ Arabic
Hindi3, // 0x0967 -- Hindi numbers
Thai2, // 0x0e51 -- Thai numbers
FEDecimal, // 0x4e00 -- FE numbering style (decimal numbers)
KorDbNum1, // 0xc77c -- Korea (decimal)
LastNum = KorDbNum1,
// Alphabetic numbering sequences (do not change order unless you also change _rgnfcToLab's order)
FirstAlpha,
UCLetter = FirstAlpha, // 0x0041 -- A, B, C, D, ...
LCLetter, // 0x0061 -- a, b, c, d, ...
UCRus, // 0x0410 -- Upper case Russian alphabet
LCRus, // 0x0430 -- Lower case Russian alphabet
Thai1, // 0x0e01 -- Thai letters
Hindi1, // 0x0915 -- Hindi vowels
Hindi2, // 0x0905 -- Hindi consonants
Aiueo, // 0xff71 -- Japan numbering style (SbChar)
DAiueo, // 0x30a2 -- Japan - Combines DbChar w/ Aiueo
Iroha, // 0xff72 -- Japan numbering style (SbChar)
DIroha, // 0x30a4 -- Japan - Combines DbChar w/ Iroha// New defines for 97...
DChosung, // 0x3131 -- Korea Chosung (DbChar)
Ganada, // 0xac00 -- Korea
ArabicScript, // 0x0623 -- BIDI AraAlpha for Arabic/----/Urdu
LastAlpha = ArabicScript,
// Special numbering sequences (includes peculiar alphabetic and numeric sequences)
FirstSpecial,
UCRoman = FirstSpecial, // 0x0049 -- I, II, III, IV, ...
LCRoman, // 0x0069 -- i, ii, iii, iv, ...
Hebrew, // 0x05d0 -- BIDI Heb1 for Hebrew
DbNum3, // 0x58f1 -- FE numbering style (similar to China2, some different characters)
ChnCmplx, // 0x58f9 -- China (complex, traditional chinese, spell out numbers)
KorDbNum3, // 0xd558 -- Korea (1-99)
Zodiac1, // 0x7532 -- ----/China (10 numbers)
Zodiac2, // 0x5b50 -- ----/China (12 numbers)
Zodiac3, // 0x7532 -- ----/China (Zodiac1 + Zodiac2)
LastSpecial = Zodiac3,
}
internal class NumberFormatterBase {
protected const int MaxAlphabeticValue = int.MaxValue; // Maximum value that can be represented
private const int MaxAlphabeticLength = 7; // Number of letters needed to represent the maximum value
public static void ConvertToAlphabetic(StringBuilder sb, double val, char firstChar, int totalChars) {
Debug.Assert(1 <= val && val <= MaxAlphabeticValue);
Debug.Assert(Math.Pow(totalChars, MaxAlphabeticLength) >= MaxAlphabeticValue);
char[] letters = new char[MaxAlphabeticLength];
int idx = MaxAlphabeticLength;
int number = (int)val;
while (number > totalChars) {
int quot = --number / totalChars;
letters[--idx] = (char)(firstChar + (number - quot * totalChars));
number = quot;
}
letters[--idx] = (char)(firstChar + --number);
sb.Append(letters, idx, MaxAlphabeticLength - idx);
}
protected const int MaxRomanValue = 32767;
private const string RomanDigitsUC = "IIVIXXLXCCDCM";
private const string RomanDigitsLC = "iivixxlxccdcm";
// RomanDigit = { I IV V IX X XL L XC C CD D CM M }
private static readonly int[] RomanDigitValue = { 1, 4, 5, 9, 10, 40, 50, 90, 100, 400, 500, 900, 1000 };
public static void ConvertToRoman(StringBuilder sb, double val, bool upperCase) {
Debug.Assert(1 <= val && val <= MaxRomanValue);
int number = (int)val;
string digits = upperCase ? RomanDigitsUC : RomanDigitsLC;
for (int idx = RomanDigitValue.Length; idx-- != 0; ) {
while (number >= RomanDigitValue[idx]) {
number -= RomanDigitValue[idx];
sb.Append(digits, idx, 1 + (idx & 1));
}
}
}
// Most of tables here were taken from MSXML sources and compared with the last
// CSS3 proposal available at http://www.w3.org/TR/2002/WD-css3-lists-20021107/
// MSXML-, CSS3+
// CSS3 inserts two new characters U+3090, U+3091 before U+3092
private const string hiraganaAiueo =
"\u3042\u3044\u3046\u3048\u304a\u304b\u304d\u304f\u3051\u3053" +
"\u3055\u3057\u3059\u305b\u305d\u305f\u3061\u3064\u3066\u3068" +
"\u306a\u306b\u306c\u306d\u306e\u306f\u3072\u3075\u3078\u307b" +
"\u307e\u307f\u3080\u3081\u3082\u3084\u3086\u3088\u3089\u308a" +
"\u308b\u308c\u308d\u308f\u3092\u3093";
// MSXML-, CSS3+
private const string hiraganaIroha =
"\u3044\u308d\u306f\u306b\u307b\u3078\u3068\u3061\u308a\u306c" +
"\u308b\u3092\u308f\u304b\u3088\u305f\u308c\u305d\u3064\u306d" +
"\u306a\u3089\u3080\u3046\u3090\u306e\u304a\u304f\u3084\u307e" +
"\u3051\u3075\u3053\u3048\u3066\u3042\u3055\u304d\u3086\u3081" +
"\u307f\u3057\u3091\u3072\u3082\u305b\u3059";
// MSXML+, CSS3+
// CSS3 inserts two new characters U+30F0, U+30F1 before U+30F2
private const string katakanaAiueo =
"\u30a2\u30a4\u30a6\u30a8\u30aa\u30ab\u30ad\u30af\u30b1\u30b3" +
"\u30b5\u30b7\u30b9\u30bb\u30bd\u30bf\u30c1\u30c4\u30c6\u30c8" +
"\u30ca\u30cb\u30cc\u30cd\u30ce\u30cf\u30d2\u30d5\u30d8\u30db" +
"\u30de\u30df\u30e0\u30e1\u30e2\u30e4\u30e6\u30e8\u30e9\u30ea" +
"\u30eb\u30ec\u30ed\u30ef\u30f2\u30f3";
// MSXML+, CSS3+
// CSS3 removes last U+30F3 character
private const string katakanaIroha =
"\u30a4\u30ed\u30cf\u30cb\u30db\u30d8\u30c8\u30c1\u30ea\u30cc" +
"\u30eb\u30f2\u30ef\u30ab\u30e8\u30bf\u30ec\u30bd\u30c4\u30cd" +
"\u30ca\u30e9\u30e0\u30a6\u30f0\u30ce\u30aa\u30af\u30e4\u30de" +
"\u30b1\u30d5\u30b3\u30a8\u30c6\u30a2\u30b5\u30ad\u30e6\u30e1" +
"\u30df\u30b7\u30f1\u30d2\u30e2\u30bb\u30b9\u30f3";
// MSXML+, CSS3-
private const string katakanaAiueoHw =
"\uff71\uff72\uff73\uff74\uff75\uff76\uff77\uff78\uff79\uff7a" +
"\uff7b\uff7c\uff7d\uff7e\uff7f\uff80\uff81\uff82\uff83\uff84" +
"\uff85\uff86\uff87\uff88\uff89\uff8a\uff8b\uff8c\uff8d\uff8e" +
"\uff8f\uff90\uff91\uff92\uff93\uff94\uff95\uff96\uff97\uff98" +
"\uff99\uff9a\uff9b\uff9c\uff66\uff9d";
// MSXML+, CSS3-
private const string katakanaIrohaHw =
"\uff72\uff9b\uff8a\uff86\uff8e\uff8d\uff84\uff81\uff98\uff87" +
"\uff99\uff66\uff9c\uff76\uff96\uff80\uff9a\uff7f\uff82\uff88" +
"\uff85\uff97\uff91\uff73\u30f0\uff89\uff75\uff78\uff94\uff8f" +
"\uff79\uff8c\uff7a\uff74\uff83\uff71\uff7b\uff77\uff95\uff92" +
"\uff90\uff7c\u30f1\uff8b\uff93\uff7e\uff7d\uff9d";
// MSXML+, CSS3-
// Unicode 4.0.0 spec: When used to represent numbers in decimal notation, zero
// is represented by U+3007. Otherwise, zero is represented by U+96F6.
private const string cjkIdeographic =
"\u3007\u4e00\u4e8c\u4e09\u56db\u4e94\u516d\u4e03\u516b\u4e5d";
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//------------------------------------------------------------------------------
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// [....]
//-----------------------------------------------------------------------------
using System.Diagnostics;
using System.Text;
namespace System.Xml.Xsl.Runtime {
using Res = System.Xml.Utils.Res;
internal static class CharUtil {
// Checks whether a given character is alphanumeric. Alphanumeric means any character that has
// a Unicode category of Nd (8), Nl (9), No (10), Lu (0), Ll (1), Lt (2), Lm (3) or Lo (4)
// http://www.w3.org/TR/xslt.html#convert
public static bool IsAlphaNumeric(char ch) {
int category = (int)char.GetUnicodeCategory(ch);
return category <= 4 || (category <= 10 && category >= 8);
}
// Checks whether a given character has decimal digit value of 1. The decimal digits are characters
// having the Unicode category of Nd (8). NOTE: We do not support Tamil and Ethiopic numbering systems
// having no zeros.
public static bool IsDecimalDigitOne(char ch) {
int category = (int)char.GetUnicodeCategory(--ch);
return category == 8 && char.GetNumericValue(ch) == 0;
}
}
internal enum NumberingSequence {
Nil = -1,
FirstDecimal,
Arabic = FirstDecimal, // 0x0031 -- 1, 2, 3, 4, ...
DArabic, // 0xff11 -- Combines DbChar w/ Arabic
Hindi3, // 0x0967 -- Hindi numbers
Thai2, // 0x0e51 -- Thai numbers
FEDecimal, // 0x4e00 -- FE numbering style (decimal numbers)
KorDbNum1, // 0xc77c -- Korea (decimal)
LastNum = KorDbNum1,
// Alphabetic numbering sequences (do not change order unless you also change _rgnfcToLab's order)
FirstAlpha,
UCLetter = FirstAlpha, // 0x0041 -- A, B, C, D, ...
LCLetter, // 0x0061 -- a, b, c, d, ...
UCRus, // 0x0410 -- Upper case Russian alphabet
LCRus, // 0x0430 -- Lower case Russian alphabet
Thai1, // 0x0e01 -- Thai letters
Hindi1, // 0x0915 -- Hindi vowels
Hindi2, // 0x0905 -- Hindi consonants
Aiueo, // 0xff71 -- Japan numbering style (SbChar)
DAiueo, // 0x30a2 -- Japan - Combines DbChar w/ Aiueo
Iroha, // 0xff72 -- Japan numbering style (SbChar)
DIroha, // 0x30a4 -- Japan - Combines DbChar w/ Iroha// New defines for 97...
DChosung, // 0x3131 -- Korea Chosung (DbChar)
Ganada, // 0xac00 -- Korea
ArabicScript, // 0x0623 -- BIDI AraAlpha for Arabic/----/Urdu
LastAlpha = ArabicScript,
// Special numbering sequences (includes peculiar alphabetic and numeric sequences)
FirstSpecial,
UCRoman = FirstSpecial, // 0x0049 -- I, II, III, IV, ...
LCRoman, // 0x0069 -- i, ii, iii, iv, ...
Hebrew, // 0x05d0 -- BIDI Heb1 for Hebrew
DbNum3, // 0x58f1 -- FE numbering style (similar to China2, some different characters)
ChnCmplx, // 0x58f9 -- China (complex, traditional chinese, spell out numbers)
KorDbNum3, // 0xd558 -- Korea (1-99)
Zodiac1, // 0x7532 -- ----/China (10 numbers)
Zodiac2, // 0x5b50 -- ----/China (12 numbers)
Zodiac3, // 0x7532 -- ----/China (Zodiac1 + Zodiac2)
LastSpecial = Zodiac3,
}
internal class NumberFormatterBase {
protected const int MaxAlphabeticValue = int.MaxValue; // Maximum value that can be represented
private const int MaxAlphabeticLength = 7; // Number of letters needed to represent the maximum value
public static void ConvertToAlphabetic(StringBuilder sb, double val, char firstChar, int totalChars) {
Debug.Assert(1 <= val && val <= MaxAlphabeticValue);
Debug.Assert(Math.Pow(totalChars, MaxAlphabeticLength) >= MaxAlphabeticValue);
char[] letters = new char[MaxAlphabeticLength];
int idx = MaxAlphabeticLength;
int number = (int)val;
while (number > totalChars) {
int quot = --number / totalChars;
letters[--idx] = (char)(firstChar + (number - quot * totalChars));
number = quot;
}
letters[--idx] = (char)(firstChar + --number);
sb.Append(letters, idx, MaxAlphabeticLength - idx);
}
protected const int MaxRomanValue = 32767;
private const string RomanDigitsUC = "IIVIXXLXCCDCM";
private const string RomanDigitsLC = "iivixxlxccdcm";
// RomanDigit = { I IV V IX X XL L XC C CD D CM M }
private static readonly int[] RomanDigitValue = { 1, 4, 5, 9, 10, 40, 50, 90, 100, 400, 500, 900, 1000 };
public static void ConvertToRoman(StringBuilder sb, double val, bool upperCase) {
Debug.Assert(1 <= val && val <= MaxRomanValue);
int number = (int)val;
string digits = upperCase ? RomanDigitsUC : RomanDigitsLC;
for (int idx = RomanDigitValue.Length; idx-- != 0; ) {
while (number >= RomanDigitValue[idx]) {
number -= RomanDigitValue[idx];
sb.Append(digits, idx, 1 + (idx & 1));
}
}
}
// Most of tables here were taken from MSXML sources and compared with the last
// CSS3 proposal available at http://www.w3.org/TR/2002/WD-css3-lists-20021107/
// MSXML-, CSS3+
// CSS3 inserts two new characters U+3090, U+3091 before U+3092
private const string hiraganaAiueo =
"\u3042\u3044\u3046\u3048\u304a\u304b\u304d\u304f\u3051\u3053" +
"\u3055\u3057\u3059\u305b\u305d\u305f\u3061\u3064\u3066\u3068" +
"\u306a\u306b\u306c\u306d\u306e\u306f\u3072\u3075\u3078\u307b" +
"\u307e\u307f\u3080\u3081\u3082\u3084\u3086\u3088\u3089\u308a" +
"\u308b\u308c\u308d\u308f\u3092\u3093";
// MSXML-, CSS3+
private const string hiraganaIroha =
"\u3044\u308d\u306f\u306b\u307b\u3078\u3068\u3061\u308a\u306c" +
"\u308b\u3092\u308f\u304b\u3088\u305f\u308c\u305d\u3064\u306d" +
"\u306a\u3089\u3080\u3046\u3090\u306e\u304a\u304f\u3084\u307e" +
"\u3051\u3075\u3053\u3048\u3066\u3042\u3055\u304d\u3086\u3081" +
"\u307f\u3057\u3091\u3072\u3082\u305b\u3059";
// MSXML+, CSS3+
// CSS3 inserts two new characters U+30F0, U+30F1 before U+30F2
private const string katakanaAiueo =
"\u30a2\u30a4\u30a6\u30a8\u30aa\u30ab\u30ad\u30af\u30b1\u30b3" +
"\u30b5\u30b7\u30b9\u30bb\u30bd\u30bf\u30c1\u30c4\u30c6\u30c8" +
"\u30ca\u30cb\u30cc\u30cd\u30ce\u30cf\u30d2\u30d5\u30d8\u30db" +
"\u30de\u30df\u30e0\u30e1\u30e2\u30e4\u30e6\u30e8\u30e9\u30ea" +
"\u30eb\u30ec\u30ed\u30ef\u30f2\u30f3";
// MSXML+, CSS3+
// CSS3 removes last U+30F3 character
private const string katakanaIroha =
"\u30a4\u30ed\u30cf\u30cb\u30db\u30d8\u30c8\u30c1\u30ea\u30cc" +
"\u30eb\u30f2\u30ef\u30ab\u30e8\u30bf\u30ec\u30bd\u30c4\u30cd" +
"\u30ca\u30e9\u30e0\u30a6\u30f0\u30ce\u30aa\u30af\u30e4\u30de" +
"\u30b1\u30d5\u30b3\u30a8\u30c6\u30a2\u30b5\u30ad\u30e6\u30e1" +
"\u30df\u30b7\u30f1\u30d2\u30e2\u30bb\u30b9\u30f3";
// MSXML+, CSS3-
private const string katakanaAiueoHw =
"\uff71\uff72\uff73\uff74\uff75\uff76\uff77\uff78\uff79\uff7a" +
"\uff7b\uff7c\uff7d\uff7e\uff7f\uff80\uff81\uff82\uff83\uff84" +
"\uff85\uff86\uff87\uff88\uff89\uff8a\uff8b\uff8c\uff8d\uff8e" +
"\uff8f\uff90\uff91\uff92\uff93\uff94\uff95\uff96\uff97\uff98" +
"\uff99\uff9a\uff9b\uff9c\uff66\uff9d";
// MSXML+, CSS3-
private const string katakanaIrohaHw =
"\uff72\uff9b\uff8a\uff86\uff8e\uff8d\uff84\uff81\uff98\uff87" +
"\uff99\uff66\uff9c\uff76\uff96\uff80\uff9a\uff7f\uff82\uff88" +
"\uff85\uff97\uff91\uff73\u30f0\uff89\uff75\uff78\uff94\uff8f" +
"\uff79\uff8c\uff7a\uff74\uff83\uff71\uff7b\uff77\uff95\uff92" +
"\uff90\uff7c\u30f1\uff8b\uff93\uff7e\uff7d\uff9d";
// MSXML+, CSS3-
// Unicode 4.0.0 spec: When used to represent numbers in decimal notation, zero
// is represented by U+3007. Otherwise, zero is represented by U+96F6.
private const string cjkIdeographic =
"\u3007\u4e00\u4e8c\u4e09\u56db\u4e94\u516d\u4e03\u516b\u4e5d";
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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