1 #include "../../include/unicode/unicodeformatter.h"
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2 #include "../../include/unicode/utfconversion.h"
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4 std::wstring UnicodeFormatter::m_unicodenewline=L"\n";
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5 std::wstring::value_type UnicodeFormatter::m_unicodewhitespace[]={0x0009,0x000A,0x000B,0x000C,0x000D,
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6 0x0020,0x0085,0x00A0,0x1680,0x180E,
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7 0x2000,0x2001,0x2002,0x2003,0x2004,
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8 0x2005,0x2006,0x2007,0x2008,0x2009,
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9 0x200A,0x200B,0x2029,0x202F,0x205F,
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12 const bool UnicodeFormatter::LineWrap(const std::string &utf8input, const int linelength, const std::string &ignorechars, std::string &utf8output)
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14 std::wstring wcstring=L"";
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15 std::wstring wcignorechars=L"";
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17 if(UTFConversion::FromUTF8(utf8input,wcstring) && UTFConversion::FromUTF8(ignorechars,wcignorechars))
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20 std::wstring::size_type currentpos=0;
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21 std::wstring::size_type lastnewlinepos=0;
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22 std::wstring::size_type whitespacepos=0;
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24 while(currentpos+linelength<wcstring.length())
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26 if(ignorechars.size()==0 || wcstring.find_first_of(wcignorechars,currentpos)!=currentpos)
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28 lastnewlinepos=wcstring.rfind(m_unicodenewline,currentpos+linelength);
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29 whitespacepos=wcstring.find_last_of(m_unicodewhitespace,currentpos+linelength);
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30 // newline found within line length - we don't need to wrap
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31 if(lastnewlinepos!=std::wstring::npos && lastnewlinepos>=currentpos)
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33 currentpos=lastnewlinepos+1;
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35 // whitespace found within line length - erase whitespace and insert newline
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36 else if((lastnewlinepos<currentpos || lastnewlinepos==std::wstring::npos) && whitespacepos!=std::wstring::npos && whitespacepos>=currentpos)
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38 wcstring.erase(whitespacepos,1);
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39 wcstring.insert(whitespacepos,m_unicodenewline);
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40 currentpos=whitespacepos+m_unicodenewline.length();
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42 // whitespace or newline not found within line length - force newline at line length
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45 wcstring.insert(currentpos+linelength,m_unicodenewline);
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46 currentpos+=linelength+m_unicodenewline.length();
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51 currentpos=wcstring.find(m_unicodenewline,currentpos+1);
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52 if(currentpos==std::string::npos)
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54 currentpos=wcstring.size();
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60 if(UTFConversion::ToUTF8(wcstring,utf8output))
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