include/vcl/strhelper.hxx

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   9  * This file incorporates work covered by the following license notice:
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  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19 #ifndef _PSPRINT_STRHELPER_HXX_
  20 #define _PSPRINT_STRHELPER_HXX_
  21
  22 #include "vcl/dllapi.h"
  23
  24 #include <tools/string.hxx>
  25 #include <rtl/math.hxx>
  26
  27 #include <cstring>
  28
  29 namespace psp
  30 {
  31     VCL_DLLPUBLIC String GetCommandLineToken( int, const String& );
  32     VCL_DLLPUBLIC OString GetCommandLineToken(int, const OString&);
  33     // gets one token of a unix command line style string
  34     // doublequote, singlequote and singleleftquote protect their respective
  35     // contents
  36
  37     VCL_DLLPUBLIC int GetCommandLineTokenCount(const OUString&);
  38     // returns number of tokens (zero if empty or whitespace only)
  39
  40     VCL_DLLPUBLIC String WhitespaceToSpace( const String&, sal_Bool bProtect = sal_True );
  41     VCL_DLLPUBLIC OString WhitespaceToSpace(const OString&, sal_Bool bProtect = sal_True);
  42     // returns a string with multiple adjacent occurrences of whitespace
  43     // converted to a single space. if bProtect is sal_True (nonzero), then
  44     // doublequote, singlequote and singleleftquote protect their respective
  45     // contents
  46
  47
  48     // parses the first double in the string; decimal is '.' only
  49     VCL_DLLPUBLIC inline double StringToDouble( const String& rStr )
  50     {
  51         return rtl::math::stringToDouble(rStr, sal_Unicode('.'), sal_Unicode(0));
  52     }
  53
  54     VCL_DLLPUBLIC inline double StringToDouble(const OString& rStr)
  55     {
  56         return rtl::math::stringToDouble(rStr, '.', static_cast<sal_Char>(0));
  57     }
  58
  59     // fills a character buffer with the string representation of a double
  60     // the buffer has to be long enough (e.g. 128 bytes)
  61     // returns the string len
  62     VCL_DLLPUBLIC inline int getValueOfDouble( char* pBuffer, double f, int nPrecision = 0)
  63     {
  64         OString aStr( rtl::math::doubleToString( f, rtl_math_StringFormat_G, nPrecision, '.', true ) );
  65         int nLen = aStr.getLength();
  66         std::strncpy( pBuffer, aStr.getStr(), nLen+1 ); // copy string including terminating zero
  67         return nLen;
  68     }
  69
  70 } // namespace
  71
  72 #endif // _PSPRINT_STRHELPER_HXX_
  73
  74 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */