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ixlib_numconv.hh

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00001 // ----------------------------------------------------------------------------
00002 //  Description      : Numeric conversions
00003 // ----------------------------------------------------------------------------
00004 //  (c) Copyright 1999 by iXiONmedia, all rights reserved.
00005 // ----------------------------------------------------------------------------
00006 
00007 
00008 
00009 
00010 #ifndef IXLIB_NUMCONV
00011 #define IXLIB_NUMCONV
00012 
00013 
00014 
00015 
00016 #include <ixlib_base.hh>
00017 #include <ixlib_string.hh>
00018 
00019 
00020 
00021 
00022 // Macros ---------------------------------------------------------------------
00023 #define IXLIB_NUMCHARS          "0123456789ABCDEF"
00024 
00025 
00026 
00027 
00028 // Functions ------------------------------------------------------------------
00029 namespace ixion {
00030   string float2dec(double value,unsigned int precision = 20);
00031   string unsigned2base(unsigned long value,char digits = 0,char radix = 10);
00032   inline string unsigned2dec(unsigned long value,char digits = 0)
00033     { return unsigned2base(value,digits,10); }
00034   inline string unsigned2hex(unsigned long value,char digits = 0)
00035     { return unsigned2base(value,digits,16); }
00036   inline string unsigned2bin(unsigned long value,char digits = 0)
00037     { return unsigned2base(value,digits,2); }
00038   inline string unsigned2oct(unsigned long value,char digits = 0)
00039     { return unsigned2base(value,digits,8); }
00040   string signed2base(signed long value,char digits = 0,char radix = 10);
00041   inline string signed2dec(signed long value,char digits = 0)
00042     { return signed2base(value,digits,10); }
00043   inline string signed2hex(signed long value,char digits = 0)
00044     { return signed2base(value,digits,16); }
00045   inline string signed2bin(signed long value,char digits = 0)
00046     { return signed2base(value,digits,2); }
00047   inline string signed2oct(signed long value,char digits = 0)
00048     { return signed2base(value,digits,8); }
00049   
00050   string bytes2dec(TSize bytes);
00051   
00052   unsigned long evalNumeral(string const &numeral,unsigned radix = 10);
00053   double evalFloat(string const &numeral);
00054   unsigned long evalUnsigned(string const &numeral,unsigned default_base = 10);
00055   signed long evalSigned(string const &numeral,unsigned default_base = 10);
00056   }
00057 
00058 
00059 
00060 
00061 #endif

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