xref: /aoo41x/main/vcl/inc/vcl/strhelper.hxx (revision cdf0e10c)
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27 #ifndef _PSPRINT_STRHELPER_HXX_
28 #define _PSPRINT_STRHELPER_HXX_
29 
30 #include "vcl/dllapi.h"
31 
32 #include <tools/string.hxx>
33 #include <rtl/math.hxx>
34 
35 #include <cstring>
36 
37 namespace psp {
38 
39 String VCL_DLLPUBLIC GetCommandLineToken( int, const String& );
40 ByteString VCL_DLLPUBLIC GetCommandLineToken( int, const ByteString& );
41 // gets one token of a unix command line style string
42 // doublequote, singlequote and singleleftquote protect their respective
43 // contents
44 
45 int VCL_DLLPUBLIC GetCommandLineTokenCount( const String& );
46 int VCL_DLLPUBLIC GetCommandLineTokenCount( const ByteString& );
47 // returns number of tokens (zero if empty or whitespace only)
48 
49 String VCL_DLLPUBLIC WhitespaceToSpace( const String&, sal_Bool bProtect = sal_True );
50 ByteString VCL_DLLPUBLIC WhitespaceToSpace( const ByteString&, sal_Bool bProtect = sal_True );
51 // returns a string with multiple adjacent occurences of whitespace
52 // converted to a single space. if bProtect is sal_True (nonzero), then
53 // doublequote, singlequote and singleleftquote protect their respective
54 // contents
55 
56 
57 // parses the first double in the string; decimal is '.' only
58 inline double VCL_DLLPUBLIC StringToDouble( const String& rStr )
59 {
60     rtl_math_ConversionStatus eStatus;
61     return rtl::math::stringToDouble( rStr, sal_Unicode('.'), sal_Unicode(0), &eStatus, NULL);
62 }
63 
64 inline double VCL_DLLPUBLIC StringToDouble( const ByteString& rStr )
65 {
66     rtl_math_ConversionStatus eStatus;
67     return rtl::math::stringToDouble( rtl::OStringToOUString( rStr, osl_getThreadTextEncoding() ), sal_Unicode('.'), sal_Unicode(0), &eStatus, NULL);
68 }
69 
70 // fills a character buffer with the string representation of a double
71 // the buffer has to be long enough (e.g. 128 bytes)
72 // returns the string len
73 inline int VCL_DLLPUBLIC getValueOfDouble( char* pBuffer, double f, int nPrecision = 0)
74 {
75     rtl::OString aStr( rtl::math::doubleToString( f, rtl_math_StringFormat_G, nPrecision, '.', true ) );
76     int nLen = aStr.getLength();
77     std::strncpy( pBuffer, aStr.getStr(), nLen+1 ); // copy string including terminating zero
78     return nLen;
79 }
80 
81 } // namespace
82 
83 #endif // _PSPRINT_STRHELPER_HXX_
84