svl/source/numbers/zforscan.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19 #ifndef INCLUDED_SVL_SOURCE_NUMBERS_ZFORSCAN_HXX
  20 #define INCLUDED_SVL_SOURCE_NUMBERS_ZFORSCAN_HXX
  21
  22 #include <i18nlangtag/lang.h>
  23 #include <rtl/ustring.hxx>
  24 #include <svl/nfkeytab.hxx>
  25 #include <svl/nfsymbol.hxx>
  26 #include <tools/color.hxx>
  27 #include <tools/date.hxx>
  28
  29 class SvNumberFormatter;
  30 struct ImpSvNumberformatInfo;
  31
  32
  33 const size_t NF_MAX_DEFAULT_COLORS   = 10;
  34
  35 // Hack: nThousand==1000 => "Default" occurs in format string
  36 const sal_uInt16 FLAG_STANDARD_IN_FORMAT = 1000;
  37
  38 class ImpSvNumberformatScan
  39 {
  40 public:
  41
  42     /** Specify what keyword localization is allowed when scanning the format code. */
  43     enum class KeywordLocalization
  44     {
  45         LocaleLegacy,   ///< unfortunately localized in few locales, otherwise English
  46         EnglishOnly,    ///< only English, no localized keywords
  47         AllowEnglish    ///< allow English keywords as well as localized keywords
  48     };
  49
  50     explicit ImpSvNumberformatScan( SvNumberFormatter* pFormatter );
  51     ~ImpSvNumberformatScan();
  52     void ChangeIntl( KeywordLocalization eKeywordLocalization = KeywordLocalization::AllowEnglish ); // Replaces Keywords
  53
  54     void ChangeNullDate(sal_uInt16 nDay, sal_uInt16 nMonth, sal_Int16 nYear); // Replaces reference date
  55     void ChangeStandardPrec(sal_uInt16 nPrec); // Replaces standard precision
  56
  57     sal_Int32 ScanFormat( OUString& rString ); // Call scan analysis
  58
  59     void CopyInfo(ImpSvNumberformatInfo* pInfo,
  60                      sal_uInt16 nCnt); // Copies the FormatInfo
  61     sal_uInt16 GetResultStringsCnt() const      { return nResultStringsCnt; }
  62
  63     const CharClass& GetChrCls() const          { return *pFormatter->GetCharClass(); }
  64     const LocaleDataWrapper& GetLoc() const     { return *pFormatter->GetLocaleData(); }
  65     CalendarWrapper& GetCal() const             { return *pFormatter->GetCalendar(); }
  66
  67     const NfKeywordTable & GetKeywords() const
  68         {
  69             if ( bKeywordsNeedInit )
  70             {
  71                 InitKeywords();
  72             }
  73             return sKeyword;
  74         }
  75
  76     static const NfKeywordTable & GetEnglishKeywords()
  77         {
  78             return sEnglishKeyword;
  79         }
  80
  81     // Keywords used in output like true and false
  82     const OUString& GetSpecialKeyword( NfKeywordIndex eIdx ) const
  83         {
  84             if ( sKeyword[eIdx].isEmpty() )
  85             {
  86                 InitSpecialKeyword( eIdx );
  87             }
  88             return sKeyword[eIdx];
  89         }
  90     const OUString& GetTrueString() const     { return GetSpecialKeyword( NF_KEY_TRUE ); }
  91     const OUString& GetFalseString() const    { return GetSpecialKeyword( NF_KEY_FALSE ); }
  92     const OUString& GetRedString() const      { return GetKeywords()[NF_KEY_RED]; }
  93     const OUString& GetBooleanString() const  { return GetKeywords()[NF_KEY_BOOLEAN]; }
  94     static const OUString& GetErrorString()   { return sErrStr; }
  95     static const ::std::vector<Color> & GetStandardColors()
  96         {
  97             return StandardColor;
  98         }
  99     static size_t GetMaxDefaultColors()
 100         {
 101             return NF_MAX_DEFAULT_COLORS;
 102         }
 103
 104     const Date& GetNullDate() const           { return maNullDate; }
 105     const OUString& GetStandardName() const
 106         {
 107             if ( bKeywordsNeedInit )
 108             {
 109                 InitKeywords();
 110             }
 111             return sNameStandardFormat;
 112         }
 113     sal_uInt16 GetStandardPrec() const          { return nStandardPrec; }
 114     static const Color& GetRedColor()           { return StandardColor[4]; }
 115     Color* GetColor(OUString& sStr); // Set main colors or defines colors
 116
 117     // the compatibility currency symbol for old automatic currency formats
 118     const OUString& GetCurSymbol() const
 119         {
 120             if ( bCompatCurNeedInit )
 121             {
 122                 InitCompatCur();
 123             }
 124             return sCurSymbol;
 125         }
 126
 127     // the compatibility currency abbreviation for CCC format code
 128     const OUString& GetCurAbbrev() const
 129         {
 130             if ( bCompatCurNeedInit )
 131             {
 132                 InitCompatCur();
 133             }
 134             return sCurAbbrev;
 135         }
 136
 137     // the compatibility currency symbol upper case for old automatic currency formats
 138     const OUString& GetCurString() const
 139         {
 140             if ( bCompatCurNeedInit )
 141             {
 142                 InitCompatCur();
 143             }
 144             return sCurString;
 145         }
 146
 147     /// Replace Boolean equivalent format codes with proper Boolean format.
 148     void ReplaceBooleanEquivalent( OUString& rString );
 149
 150     void SetConvertMode(LanguageType eTmpLge, LanguageType eNewLge,
 151             bool bSystemToSystem, bool bConvertDateOrder)
 152     {
 153         bConvertMode = true;
 154         eNewLnge = eNewLge;
 155         eTmpLnge = eTmpLge;
 156         bConvertSystemToSystem = bSystemToSystem;
 157         mbConvertDateOrder = bConvertDateOrder;
 158     }
 159     // Only changes the bool variable, in order to temporarily pause the convert mode
 160     void SetConvertMode(bool bMode) { bConvertMode = bMode; }
 161     bool GetConvertMode() const     { return bConvertMode; }
 162     LanguageType GetNewLnge() const { return eNewLnge; } // Read access on ConvertMode and convert country/language
 163     LanguageType GetTmpLnge() const { return eTmpLnge; } // Read access on StartCountry/Language
 164
 165                                                 /// get Thai T speciality
 166     sal_uInt8 GetNatNumModifier() const      { return nNatNumModifier; }
 167                                                 /// set Thai T speciality
 168     void SetNatNumModifier( sal_uInt8 n )    { nNatNumModifier = n; }
 169
 170     SvNumberFormatter* GetNumberformatter() { return pFormatter; } // Access to formatter (for zformat.cxx)
 171
 172     /// Get type scanned (so far).
 173     SvNumFormatType GetScannedType() const { return eScannedType; }
 174
 175 private: // Private section
 176     NfKeywordTable sKeyword;                    // Syntax keywords
 177     static const NfKeywordTable sEnglishKeyword; // English Syntax keywords
 178     static ::std::vector<Color> StandardColor;  // Standard color array
 179     static bool bStandardColorNeedInitialization; // initialize Standard color array
 180     static ::std::vector<OUString> sGermanColorNames;   // German color names array
 181     Date maNullDate;                            // 30Dec1899
 182     OUString sNameStandardFormat;               // "Standard"
 183     sal_uInt16 nStandardPrec;                   // Default Precision for Standardformat
 184     SvNumberFormatter* pFormatter;              // Pointer to the FormatList
 185     css::uno::Reference< css::i18n::XNumberFormatCode > xNFC;
 186
 187     OUString sStrArray[NF_MAX_FORMAT_SYMBOLS];  // Array of symbols
 188     short nTypeArray[NF_MAX_FORMAT_SYMBOLS];    // Array of infos
 189                                                 // External Infos:
 190     sal_uInt16 nResultStringsCnt;               // Result symbol count
 191     SvNumFormatType eScannedType;               // Type according to scan
 192     bool bThousand;                             // With thousands marker
 193     sal_uInt16 nThousand;                       // Counts .... series
 194     sal_uInt16 nCntPre;                         // Counts digits of integral part
 195     sal_uInt16 nCntPost;                        // Counts digits of fractional part
 196     sal_uInt16 nCntExp;                         // Counts exponent digits AM/PM
 197                                                 // Internal info:
 198     sal_uInt16 nStringsCnt;                     // Symbol count
 199     sal_uInt16 nExpPos;                         // Internal position of E
 200     sal_uInt16 nBlankPos;                       // Internal position of the Blank
 201     short nDecPos;                              // Internal position of the ,
 202     bool bExp;                                  // Set when reading E
 203     bool bFrac;                                 // Set when reading /
 204     bool bBlank;                                // Set when reading ' ' (Fraction)
 205     bool bDecSep;                               // Set on first ,
 206     mutable bool bKeywordsNeedInit;             // Locale dependent keywords need to be initialized
 207     mutable bool bCompatCurNeedInit;            // Locale dependent compatibility currency need to be initialized
 208     OUString sCurSymbol;                        // Currency symbol for compatibility format codes
 209     OUString sCurString;                        // Currency symbol in upper case
 210     OUString sCurAbbrev;                        // Currency abbreviation
 211     OUString sBooleanEquivalent1;               // "TRUE";"TRUE";"FALSE"
 212     OUString sBooleanEquivalent2;               // [>0]"TRUE";[<0]"TRUE";"FALSE"
 213     static const OUString sErrStr;              // String for error output
 214
 215     bool bConvertMode;                          // Set in the convert mode
 216     bool mbConvertDateOrder;                    // Set in the convert mode whether to convert date particles order
 217
 218     LanguageType eNewLnge;                      // Language/country which the scanned string is converted to (for Excel filter)
 219     LanguageType eTmpLnge;                      // Language/country which the scanned string is converted from (for Excel filter)
 220
 221     bool bConvertSystemToSystem;                // Whether the conversion is from one system locale to another system locale
 222                                                 // (in this case the automatic currency symbol is converted too).
 223
 224     sal_Int32 nCurrPos;                         // Position of currency symbol
 225
 226     sal_uInt8 nNatNumModifier;                  // Thai T speciality
 227
 228     KeywordLocalization meKeywordLocalization;  ///< which keywords localization to scan
 229
 230     // Copy assignment is forbidden and not implemented.
 231     ImpSvNumberformatScan (const ImpSvNumberformatScan &) = delete;
 232     ImpSvNumberformatScan & operator= (const ImpSvNumberformatScan &) = delete;
 233
 234     void InitKeywords() const;
 235     void InitSpecialKeyword( NfKeywordIndex eIdx ) const;
 236     void InitCompatCur() const;
 237
 238     void SetDependentKeywords();
 239                                                 // Sets the language dependent keywords
 240     void SkipStrings(sal_uInt16& i, sal_Int32& nPos) const;// Skips StringSymbols
 241     sal_uInt16 PreviousKeyword(sal_uInt16 i) const;  // Returns index of the preceding one
 242                                                 // Keyword or 0
 243     sal_uInt16 NextKeyword(sal_uInt16 i) const; // Returns index of the next one
 244                                                 // Keyword or 0
 245     sal_Unicode PreviousChar(sal_uInt16 i) const; // Returns last char before index skips EMPTY, STRING, STAR, BLANK
 246     sal_Unicode NextChar(sal_uInt16 i) const;   // Returns first following char
 247     short PreviousType( sal_uInt16 i ) const;   // Returns type before position skips EMPTY
 248     bool IsLastBlankBeforeFrac(sal_uInt16 i) const; // True <=> there won't be a ' ' until the '/'
 249     void Reset();                               // Reset all variables before starting the analysis
 250
 251     /** Determine keyword at nPos.
 252         @param  rbFoundEnglish set if English instead of locale's keyword
 253                 found, never cleared, thus init with false.
 254         @return 0 if not found, else keyword enumeration.
 255      */
 256     short GetKeyWord( const OUString& sSymbol,
 257                       sal_Int32 nPos,
 258                       bool& rbFoundEnglish ) const;
 259
 260     bool IsAmbiguousE( short nKey ) const  // whether nKey is ambiguous E of NF_KEY_E/NF_KEY_EC
 261         {
 262             return (nKey == NF_KEY_EC || nKey == NF_KEY_E) &&
 263                 (GetKeywords()[NF_KEY_EC] == GetKeywords()[NF_KEY_E]);
 264         }
 265
 266     // if 0 at strArray[i] is of S,00 or SS,00 or SS"any"00 in ScanType() or FinalScan()
 267     bool Is100SecZero( sal_uInt16 i, bool bHadDecSep ) const;
 268
 269     short Next_Symbol(const OUString& rStr,
 270                       sal_Int32& nPos,
 271                       OUString& sSymbol) const; // Next Symbol
 272     sal_Int32 Symbol_Division(const OUString& rString);// Initial lexical scan
 273     sal_Int32 ScanType(); // Analysis of the Format type
 274     sal_Int32 FinalScan( OUString& rString ); // Final analysis with supplied type
 275
 276     // -1:= error, return nPos in FinalScan; 0:= no calendar, 1:= calendar found
 277     int FinalScanGetCalendar( sal_Int32& nPos, sal_uInt16& i, sal_uInt16& nResultStringsCnt );
 278
 279     /** Insert symbol into nTypeArray and sStrArray, e.g. grouping separator.
 280         If at nPos-1 a symbol type NF_SYMBOLTYPE_EMPTY is present, that is
 281         reused instead of shifting all one up and nPos is decremented! */
 282     bool InsertSymbol( sal_uInt16 & nPos, svt::NfSymbolType eType, const OUString& rStr );
 283
 284     /** Whether two key symbols are adjacent separated by date separator.
 285         This can only be used at the end of FinalScan() after
 286         NF_SYMBOLTYPE_DATESEP has already been set.
 287      */
 288     bool IsDateFragment( size_t nPos1, size_t nPos2 ) const;
 289
 290     /** Swap nTypeArray and sStrArray elements at positions. */
 291     void SwapArrayElements( size_t nPos1, size_t nPos2 );
 292
 293     static bool StringEqualsChar( const OUString& rStr, sal_Unicode ch )
 294         { return rStr.getLength() == 1 && rStr[0] == ch; }
 295
 296     // remove "..." and \... quotes from rStr, return how many chars removed
 297     static sal_Int32 RemoveQuotes( OUString& rStr );
 298 };
 299
 300 #endif // INCLUDED_SVL_SOURCE_NUMBERS_ZFORSCAN_HXX
 301
 302 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */