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MECSUtils ver1.56

Discussion in 'Delphi Components,Freeware, Open Source' started by AdminDF, Feb 21, 2014.

  1. AdminDF
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    AdminDFAdminDF is a Verified Member Delphifan Staff Member DF Staff

    MECSUtils unit constains several functions and classes to support international characters with AnsiString/UnicodeString/WideString.

    # Please check source code for detail.

    Classes:
    ---------------------
    - PUnicodeChar(*1)
    - PUTF8Char
    - TEastAsianWidth
    - TElementType
    - TIndexCount
    - TLeadBytes
    - TNORM_FORM
    - UnicodeChar(*1)
    - UTF8Char
    - TCombiningType
    - TBytes(*3)

    Variables:
    ---------------------
    - DefaultAnsiCodePage
    - DefaultOEMCodePage
    - DefaultLCID

    Functions/Procedures:
    ---------------------

    [Codepage/CharSet/Locale]
    - CodePageToFontCharset
    - FontCharsetToCodePage
    - IsFarEastCharSet
    - IsFarEastLCID

    [TBytes]
    - MecsAnsiBytesOf
    - MecsAnsiStringOf
    - MecsBytesOf
    - MecsStringOf
    - MecsWideBytesOf
    - MecsWideStringOf

    [AnsiString]
    - MecsGetCodePage
    - MecsGetLeadBytes
    - MecsShrinkElement
    - MecsStretchElement

    [UnicodeString/WideString]
    - MecsEastAsianWidth
    - MecsIsNormalized
    - MecsMappingFix_CP932ToUnicode
    - MecsMappingFix_JISX0208ToJISX0213
    - MecsMappingFix_JISX0208ToUnicode
    - MecsMappingFix_JISX0213ToJISX0208
    - MecsMappingFix_UnicodeToCP932 <- Mod 1.54
    - MecsMappingFix_UnicodeToJISX0208 <- Mod 1.54
    - MecsNormalize
    - MecsStringWidth <- Add 1.53
    - StrLen(*2)
    - StrPos(*2) <- Add 1.55

    [Common]
    - MecsAnsiPos <- Add 1.55
    - MecsAnsiPosEx <- Add 1.55
    - MecsAnsiStrPos <- Add 1.55
    - MecsCharLength
    - MecsCharToElementIndex
    - MecsCharToElementIndexCount
    - MecsCharToElementLen
    - MecsCopy
    - MecsDelete
    - MecsElementToCharIndex
    - MecsElementToCharLen
    - MecsElementType
    - MecsInsert
    - MecsIsFullWidth
    - MecsIsLeadElement
    - MecsIsMECElement
    - MecsIsTrailElement
    - MecsLeftStr
    - MecsLength
    - MecsMidStr
    - MecsNextCharIndex
    - MecsReverseString
    - MecsRightStr
    - MecsStrCharLength
    - MecsStrConv <- Add 1.50
    - MecsStrElementType
    - MecsStrLen
    - MecsStrNextChar

    [Combining Character Sequence]
    - MecsCCSLength
    - MecsCCSToElementIndex
    - MecsCCSToElementLen
    - MecsCombiningType
    - MecsCopyC
    - MecsDeleteC
    - MecsElementToCCSIndex
    - MecsElementToCCSLen
    - MecsInsertC
    - MecsLeftStrC
    - MecsLengthC
    - MecsMidStrC
    - MecsNextCCSIndex
    - MecsReverseStringC
    - MecsRightStrC
    - MecsStrCCSLength
    - MecsStrLenC
    - MecsStrNextCCS

    [Convert]
    - AnsiToUTF32
    - AnsiToUTF16
    - AnsiToUTF8
    - CodePointToUTF16
    - CodePointToUTF8
    - ConvertMultiByteToUnicode
    - ConvertString
    - ConvertUnicodeToMultiByte
    - TrimNullTerm
    - UTF32ToAnsi
    - UTF32ToUTF16
    - UTF32ToUTF8
    - UTF16ToAnsi
    - UTF16ToUTF32
    - UTF16ToUTF8
    - UTF8ToAnsi
    - UTF8ToUTF32
    - UTF8ToUTF16

    HTML:
    - MecsCodePageToCharset <- Add 1.52
    - MecsCharsetToCodepage <- Add 1.52
    - MecsHTMLDecode <- Add 1.51
    - MecsHTMLEncode <- Add 1.51
    
    *1 D2009 or later
    *2 D2007 or before
    *3 D2006 or before
    
    Example:
    
    var
    A: AnsiString;
    B: UTF8String;
    begin
    A := '11?22?33?44';
    A := MecsCopy(A, 1, 5); // '11?22'
    B := AnsiToUTF8(A);
    B := MecsCopy(B, 2, 2, CP_UTF8); // '1?'
    ShowMessage(IntToStr(MecsLength(B, CP_UTF8))); // return '2'
    end;
    
    # '?' is Multi-byte charcter.
    
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