public static bool ContainsForbiddenNameCharacters(this string s)
{
int[] chars = StringInfo.ParseCombiningCharacters(s);
int n = chars.Length;
for (int i = 0; i < n; i++)
{
UnicodeCategory uc = CharUnicodeInfo.GetUnicodeCategory(s, chars[i]);
if (uc == UnicodeCategory.LowercaseLetter ||
uc == UnicodeCategory.UppercaseLetter ||
uc == UnicodeCategory.TitlecaseLetter ||
uc == UnicodeCategory.SpaceSeparator ||
uc == UnicodeCategory.DecimalDigitNumber
)
{
// character is ok, do nothing
}
else
{
// character is not ok
return(true);
}
}
return(false);
}
private static IEnumerable <TextElementSegment> TextElementSegmentsCore(string input)
{
int[] elementOffsets = StringInfo.ParseCombiningCharacters(input);
int lastOffset = -1;
foreach (int offset in elementOffsets)
{
if (lastOffset != -1)
{
int elementLength = offset - lastOffset;
TextElementSegment segment = CreateSegment(lastOffset, elementLength);
yield return(segment);
}
lastOffset = offset;
}
if (lastOffset != -1)
{
int lastSegmentLength = input.Length - lastOffset;
TextElementSegment segment = CreateSegment(lastOffset, lastSegmentLength);
yield return(segment);
}
}
public bool NegTest1()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("NegTest1: The argument string is a null reference");
try
{
string str = null;
int[] result = StringInfo.ParseCombiningCharacters(str);
TestLibrary.TestFramework.LogError("101", "The ArgumentNullException was not thrown as expected");
retVal = false;
}
catch (ArgumentNullException)
{
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("102", "Unexpected exception: " + e);
TestLibrary.TestFramework.LogInformation(e.StackTrace);
retVal = false;
}
return(retVal);
}
/// <summary>
/// Get the encoded binary value of the given character as a
/// <see cref="T:System.Int32" /> value.
/// </summary>
/// <param name="s">The string element to encode.</param>
/// <returns>An unsigned 32-bit integer representing the
/// encoding of the character.</returns>
/// <exception cref="T:System.ArgumentException">System.ArgumentException</exception>
/// <exception cref="T:System.ArgumentNullException"></exception>
public int GetEncodedValue(string s)
{
if (string.IsNullOrEmpty(s))
{
throw new ArgumentNullException();
}
if (_currentMap.ContainsKey(s))
{
return(_currentMap[s]);
}
var stringInfo = StringInfo.ParseCombiningCharacters(s);
if (stringInfo.Length > 1)
{
throw new ArgumentException(s);
}
var charbytes = GetCharBytes(s);
if (charbytes.Length < 4)
{
Array.Resize(ref charbytes, 4);
}
return(BitConverter.ToInt32(charbytes, 0));
}
public TGlyph FindGlyphForCharacterAtIndex(TFont font, int index, string str)
{
var unicodeIndices = StringInfo.ParseCombiningCharacters(str);
int start = 0;
int end = str.Length;
foreach (var unicodeIndex in unicodeIndices)
{
if (unicodeIndex <= index)
{
start = unicodeIndex;
}
else
{
end = unicodeIndex;
break;
}
}
int length = end - start;
TGlyph[] glyphs = new TGlyph[length];
char[] chars = str.Substring(start, length).ToCharArray();
font.CtFont.GetGlyphsForCharacters(chars, glyphs, length);
return(glyphs[0]);
}
/// <summary>
/// UTF-16からShiftJISに文字列を変換し、文字位置の変換テーブルを生成する。
/// 変換後のShiftJIS文字列と変換テーブルにはヌル終端の分の要素も含まれる。
/// </summary>
/// <param name="unicode_string">UTF-16文字列</param>
/// <param name="shiftjis_string">ShiftJIS文字列</param>
/// <param name="shiftjis_positions">ShiftJISのバイト位置と文字位置の変換テーブル</param>
private static void UnicodeToShiftJis(string unicode_string, out byte[] shiftjis_string, out int[] shiftjis_positions)
{
// 文字位置とUTF-16上でのワード位置の変換テーブルを取得し、
// ShiftJIS上でのバイト位置とUTF-16上でのワード位置の変換テーブルを計算する
Encoding encoding = Encoding.GetEncoding(932);
byte[] shiftjis_string_internal = encoding.GetBytes(unicode_string);
int shiftjis_length = shiftjis_string_internal.Length;
shiftjis_positions = new int[shiftjis_length + 1];
char[] unicode_char_array = unicode_string.ToArray();
int[] unicode_indexes = StringInfo.ParseCombiningCharacters(unicode_string);
int char_count = unicode_indexes.Length;
int shiftjis_index = 0;
for (int char_index = 0; char_index < char_count; char_index++)
{
int unicode_index = unicode_indexes[char_index];
int unicode_count = (((char_index + 1) < char_count) ? unicode_indexes[char_index + 1] : unicode_string.Length) - unicode_index;
int shiftjis_count = encoding.GetByteCount(unicode_char_array, unicode_index, unicode_count);
for (int offset = 0; offset < shiftjis_count; offset++)
{
shiftjis_positions[shiftjis_index + offset] = char_index;
}
shiftjis_index += shiftjis_count;
}
shiftjis_positions[shiftjis_length] = char_count;
// ヌル終端を付け加える
shiftjis_string = new byte[shiftjis_length + 1];
Buffer.BlockCopy(shiftjis_string_internal, 0, shiftjis_string, 0, shiftjis_length);
shiftjis_string[shiftjis_length] = 0;
}
public static NSMutableAttributedString ToNsAttributedString(this AttributedGlyphRun <TFont, TGlyph> glyphRun)
{
var font = glyphRun.Font;
var text = glyphRun.Text;
var unicodeIndexes = StringInfo.ParseCombiningCharacters(text);
var attributes = new CTStringAttributes
{
ForegroundColorFromContext = true,
Font = font.CtFont
};
var attributedString = new NSMutableAttributedString(text, attributes);
var kernedGlyphs = glyphRun.KernedGlyphs;
for (int i = 0; i < kernedGlyphs.Length; i++)
{
var kern = kernedGlyphs[i].KernAfterGlyph;
if (kern != 0)
{
var endIndex = (i < unicodeIndexes.Length - 1) ? unicodeIndexes[i + 1] : text.Length;
var range = new NSRange(unicodeIndexes[i], endIndex - unicodeIndexes[i]);
attributedString.AddAttribute(CTStringAttributeKey.KerningAdjustment, new NSNumber(kern), range);
}
}
return(attributedString);
}
private void ValidateString(SchemaReport report)
{
if (report == null || report.Schema == null)
return;
JsonSchema schema = report.Schema;
if (!TestType(report, JsonSchemaType.String))
return;
string value = _reader.Value.ToString();
if (schema.MaximumLength != null || schema.MinimumLength != null)
{
int[] unicodeString = StringInfo.ParseCombiningCharacters(value);
if (schema.MaximumLength != null && unicodeString.Length > schema.MaximumLength)
RaiseError("String '{0}' exceeds maximum length of {1}.".FormatWith(CultureInfo.InvariantCulture, value, schema.MaximumLength), report);
if (schema.MinimumLength != null && unicodeString.Length < schema.MinimumLength)
RaiseError("String '{0}' is less than minimum length of {1}.".FormatWith(CultureInfo.InvariantCulture, value, schema.MinimumLength), report);
}
if (schema.Pattern != null)
{
if (!Regex.IsMatch(value, schema.Pattern))
RaiseError("String '{0}' does not match regex pattern '{1}'.".FormatWith(CultureInfo.InvariantCulture, value, schema.Pattern), report);
}
}
public static string Reverse(this string s)
{
var info = new StringInfo(s);
var charArray = new char[s.Length];
var teIndices = StringInfo.ParseCombiningCharacters(s).Reverse();
int j = 0;
foreach (var i in teIndices)
{
if (char.IsHighSurrogate(s[i]))
{
charArray[j] = s[i];
j++;
charArray[j] = s[i + 1];
}
else
{
charArray[j] = s[i];
}
j++;
}
return(new string(charArray));
}
static int GetLengthInTextElements(string textData)
{
int[] indexes =
StringInfo.ParseCombiningCharacters(textData);
return(indexes.Length);
}
public static string get_flag(string str)
{
int[] array = StringInfo.ParseCombiningCharacters(str);
int num = array.Length;
string[] array2 = new string[num];
int num2 = 0;
int num3 = num - 1;
if (num3 >= num2)
{
do
{
if (num2 == array.Length - 1)
{
array2[num2] = str.Substring(num2);
}
else
{
int num4 = array[num2];
array2[num2] = str.Substring(num4, array[num2 + 1] - num4);
}
num2++;
}while (num2 != num3 + 1);
}
string[] array3 = array2;
Array.Reverse(array3);
return(string.Join("", array3));
}
public bool PosTest2()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest2: The argument string is an empty string");
try
{
int[] result = StringInfo.ParseCombiningCharacters(string.Empty);
if (result == null)
{
TestLibrary.TestFramework.LogError("003", "The result is not the value as expected");
retVal = false;
}
if (result.Length != 0)
{
TestLibrary.TestFramework.LogError("004", "The result is not the value as expected");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("005", "Unexpected exception: " + e);
retVal = false;
}
return(retVal);
}
public static NSMutableAttributedString ToNsAttributedString(this AttributedGlyphRun <TFont, TGlyph> glyphRun)
{
var font = glyphRun.Font;
var text = glyphRun.Text.ToString();
var unicodeIndexes = StringInfo.ParseCombiningCharacters(text);
var attributes = new CTStringAttributes
{
ForegroundColorFromContext = true,
Font = font.CtFont
};
var attributedString = new NSMutableAttributedString(text, attributes);
var kernedGlyphs = glyphRun.GlyphInfos;
for (int i = 0; i < kernedGlyphs.Count; i++)
{
var endIndex = (i < unicodeIndexes.Length - 1) ? unicodeIndexes[i + 1] : text.Length;
var range = new NSRange(unicodeIndexes[i], endIndex - unicodeIndexes[i]);
if (kernedGlyphs[i].KernAfterGlyph is var kern && !(kern is 0))
{
attributedString.AddAttribute(CTStringAttributeKey.KerningAdjustment, new NSNumber(kern), range);
}
if (kernedGlyphs[i].Foreground is Structures.Color foreground)
{
attributedString.AddAttribute(CTStringAttributeKey.ForegroundColor, ObjCRuntime.Runtime.GetNSObject(foreground.ToCgColor().Handle), range);
}
}
return(attributedString);
}
private void MainForm_Load(object sender, EventArgs e)
{
ShowPhoneticFileNames();
string str = "ㄅ"; //𩗴";
int codePoint = Char.ConvertToUtf32(str, 0);
int[] info = StringInfo.ParseCombiningCharacters(str);
if (codePoint >= 0x3105 && codePoint <= 0x3129) // ㄅㄆㄇㄈ
{
Text = "Y";
}
if (codePoint >= 0x4e00 && codePoint <= 0x9fcb)
{
Text = "Y";
}
else if (codePoint >= 0x3400 && codePoint <= 0x4db5)
{
Text = "Y";
}
else if (codePoint >= 0x20000 && codePoint <= 0x2a2d6)
{
Text = "Y";
}
else if (codePoint >= 0x2a700 && codePoint <= 0x2b734)
{
Text = "Y";
}
}
public void Print()
{
int spaces;
if (ConsoleHelper.SupportsCombining)
{
int[] textElements = StringInfo.ParseCombiningCharacters(Regex.CodePointsToString());
spaces = 0;
while (spaces + 1 < textElements.Length && Index > textElements[spaces] && Index > textElements[spaces + 1])
{
spaces++;
}
if (spaces + 1 < textElements.Length && textElements[spaces + 1] == Index)
{
spaces++;
}
}
else
{
spaces = Index;
}
Console.Error.WriteLine($@"{ExpectedMessage}
{Regex.CodePointsToString()}
{new string(' ', spaces)}^");
}
private Token lexCloseBracket()
{
int start = index;
advanceIndex();
UnicodeCategory cat = validateChar();
char c = code[index];
string cStr = StringInfo.GetNextTextElement(code, index);
while (UnicodeLookup.CloseBrackets.Contains(cStr) ||
isOperatorCharacter(c, cat))
{
advanceIndex();
cat = validateChar();
c = code[index];
cStr = StringInfo.GetNextTextElement(code, index);
if (code.Substring(start, index - start) == "]]")
{
return(new RGenericToken(moduleName, line, column));
}
}
string bracket = code.Substring(start, index - start);
int[] indices = StringInfo.ParseCombiningCharacters(bracket);
int lastIndex = indices[indices.Length - 1];
string l = StringInfo.GetNextTextElement(bracket, lastIndex);
// For ease, any ) characters at the end of a closing bracket
// are removed from the token.
int sub = 0;
int blen = bracket.Length;
int graphemeOffset = indices.Length - 1;
while (l == ")" || l == ".")
{
sub++;
graphemeOffset--;
lastIndex = indices[graphemeOffset];
l = StringInfo.GetNextTextElement(bracket, lastIndex);
}
if (sub > 0)
{
// Reset index to before the )s so that they will be
// lexed as the following tokens.
index -= sub;
bracket = bracket.Substring(0, bracket.Length - sub);
}
if (!UnicodeLookup.CloseBrackets.Contains(l))
{
reportError("L0009",
new Dictionary <string, string>
{
{ "char", l }
},
"Invalid character at end of bracket sequence");
}
return(new CloseBracketToken(moduleName, line, column, bracket));
}
public void TestNullReference()
{
string str = null;
Assert.Throws <ArgumentNullException>(() =>
{
int[] result = StringInfo.ParseCombiningCharacters(str);
});
}
/// <summary>
/// Adds a character mapping to translate from source to object
/// </summary>
/// <param name="mapping">The text element, or range of text elements to map.</param>
/// <param name="code">The code of the mapping.</param>
/// <exception cref="System.ArgumentException">System.ArgumentException</exception>
/// <exception cref="System.ArgumentNullException"></exception>
public void Map(string mapping, int code)
{
// the default encoding cannot be changed
if (_currentMap == _maps.First().Value)
{
return;
}
if (string.IsNullOrEmpty(mapping))
{
throw new ArgumentNullException();
}
var stringInfo = StringInfo.ParseCombiningCharacters(mapping);
if (stringInfo.Length > 1)
{
if (stringInfo.Length > 2)
{
throw new ArgumentException(mapping);
}
var first = char.ConvertToUtf32(mapping, stringInfo.First());
var last = char.ConvertToUtf32(mapping, stringInfo.Last());
if (first > last)
{
throw new ArgumentException(mapping);
}
while (first <= last)
{
var firstAsStr = char.ConvertFromUtf32(first);
if (_currentMap.ContainsKey(firstAsStr))
{
_currentMap[firstAsStr] = code++;
}
else
{
_currentMap.Add(firstAsStr, code++);
}
first++;
}
}
else
{
if (_currentMap.ContainsKey(mapping))
{
_currentMap[mapping] = code;
}
else
{
_currentMap.Add(mapping, code);
}
}
}
static void EnumTextElementIndexes(string s)
{
string output = string.Empty;
int[] textElemIndex = StringInfo.ParseCombiningCharacters(s);
for (int i = 0; i < textElemIndex.Length; i++)
{
output += string.Format("Character {0} starts at index{1}{2}", i, textElemIndex[i], Environment.NewLine);
}
MessageBox.Show(output, "Result of ParseCombiningCharacters");
}
public IEnumerable <ushort> FindGlyphs(TFont font, string str)
{
// not completely sure this is correct. Need an actual
// example of a composed character sequence coming from LaTeX.
var unicodeIndexes = StringInfo.ParseCombiningCharacters(str);
foreach (var index in unicodeIndexes)
{
yield return(FindGlyphForCharacterAtIndex(font, index, str));
}
}
public void TestCharacterRanges()
{
string foo = "\u0104\u0301Hello\u0104\u0304 world";
int length = foo.Length;
var unicode = new UnicodeEncoding();
byte[] encodeFoo = unicode.GetBytes(foo);
int[] fooInfo = StringInfo.ParseCombiningCharacters(foo);
Assert.DoesNotContain(1, fooInfo);
Assert.DoesNotContain(8, fooInfo);
}
private void update()
{
if (text.Length > 0)
{
graphemeIndices = StringInfo.ParseCombiningCharacters(
text.ToString());
}
else
{
graphemeIndices = emptyArray;
}
}
private static void EnumTextElementIndexes(string s)
{
var output = string.Empty;
var characters = StringInfo.ParseCombiningCharacters(s);
for (var i = 0; i < characters.Length; i++)
{
output += string.Format("Character {0} starts at index {1}{2}", i, characters[i], Environment.NewLine);
}
Console.WriteLine(output);
}
// private initialization method
private void Initialize(string input)
{
try
{
myPos = 0;
myString = input;
myIndex = StringInfo.ParseCombiningCharacters(myString);
}
catch (ArgumentNullException)
{
throw (new StringWalkerException());
}
}
private static void EnumTextElementIndexes(String s)
{
String output = String.Empty;
Int32[] textElemIndex = StringInfo.ParseCombiningCharacters(s);
for (Int32 i = 0; i < textElemIndex.Length; i++)
{
output += String.Format(
"Character {0} starts at index {1}{2}",
i, textElemIndex[i], Environment.NewLine);
}
Console.WriteLine(output);
}
private static string EnumTextElementIndexes(string s)
{
var output = string.Empty;
var textElemIndex = StringInfo.ParseCombiningCharacters(s);
for (var i = 0; i < textElemIndex.Length; i++)
{
output +=
$"Character {i} starts at index {textElemIndex[i]}{Environment.NewLine}";
}
return(output);
}
public void ProcessSurrogateFonts(int start, int length)
{
string text = this.Text;
if (text != null)
{
int[] numArray = StringInfo.ParseCombiningCharacters(text);
if (numArray.Length != text.Length)
{
for (int i = 0; i < numArray.Length; i++)
{
if ((numArray[i] >= start) && (numArray[i] < (start + length)))
{
string str2 = null;
char ch = text[numArray[i]];
char ch2 = '\0';
if ((numArray[i] + 1) < text.Length)
{
ch2 = text[numArray[i] + 1];
}
if (((ch >= 0xd800) && (ch <= 0xdbff)) && ((ch2 >= 0xdc00) && (ch2 <= 0xdfff)))
{
int num2 = ((ch / '@') - 0x360) + 1;
System.Drawing.Font font = this._fallbackFonts[num2] as System.Drawing.Font;
if (font == null)
{
using (RegistryKey key = Registry.LocalMachine.OpenSubKey(@"SOFTWARE\Microsoft\Windows NT\CurrentVersion\LanguagePack\SurrogateFallback"))
{
if (key != null)
{
str2 = (string)key.GetValue("Plane" + num2);
if (!string.IsNullOrEmpty(str2))
{
font = new System.Drawing.Font(str2, base.Font.Size, base.Font.Style);
}
this._fallbackFonts[num2] = font;
}
}
}
if (font != null)
{
int num3 = (i == (numArray.Length - 1)) ? (text.Length - numArray[i]) : (numArray[i + 1] - numArray[i]);
base.Select(numArray[i], num3);
base.SelectionFont = font;
}
}
}
}
}
}
}
private bool VerificationHelper(string str, int[] expected, string errorno)
{
bool retVal = true;
int[] result = StringInfo.ParseCombiningCharacters(str);
if (!compare <int>(result, expected))
{
TestLibrary.TestFramework.LogError(errorno, "The result is not the value as expected");
retVal = false;
}
return(retVal);
}
public IEnumerable <TextElementSegment> TextElementSegments([PexAssumeNotNull] string input)
{
// arrange
int[] compiningCharacters = StringInfo.ParseCombiningCharacters(input);
// act
IEnumerable <TextElementSegment> result = CommonStringExtensions.TextElementSegments(input);
// assert
PexAssert.IsNotNull(result);
PexAssert.AreEqual(compiningCharacters.Count(), result.Count());
return(result);
}
public static bool ContainsLetter(this string s)
{
if (s != null)
{
foreach (var index in StringInfo.ParseCombiningCharacters(s))
{
var uc = CharUnicodeInfo.GetUnicodeCategory(s, index);
if (uc == UnicodeCategory.LowercaseLetter || uc == UnicodeCategory.UppercaseLetter || uc == UnicodeCategory.TitlecaseLetter || uc == UnicodeCategory.ModifierLetter || uc == UnicodeCategory.OtherLetter)
{
return(true);
}
}
}
return(false);
}
