Dogcows Code - chaz/yoink/blob - src/stlplus/strings/string_float.hpp

   1 #ifndef STLPLUS_STRING_FLOAT
   2 #define STLPLUS_STRING_FLOAT
   3 ////////////////////////////////////////////////////////////////////////////////
   4
   5 //   Author:    Andy Rushton
   6 //   Copyright: (c) Southampton University 1999-2004
   7 //              (c) Andy Rushton           2004-2009
   8 //   License:   BSD License, see ../docs/license.html
   9
  10 //   Convert a float/double to/from string
  11
  12 ////////////////////////////////////////////////////////////////////////////////
  13 #include "strings_fixes.hpp"
  14 #include "format_types.hpp"
  15 #include <string>
  16 #include <stdexcept>
  17
  18 namespace stlplus
  19 {
  20
  21   ////////////////////////////////////////////////////////////////////////////////
  22   // convert a real type to string
  23   ////////////////////////////////////////////////////////////////////////////////
  24
  25   // Only decimal radix is supported
  26
  27   // The way in which the number is displayed is defined in radix_types.hpp
  28   // Using any other value for the display type causes std::invalid_argument to be thrown
  29
  30   std::string float_to_string(float f,
  31                               real_display_t display = display_mixed,
  32                               unsigned width = 0,
  33                               unsigned precision = 6)
  34     throw(std::invalid_argument);
  35
  36   std::string double_to_string(double f,
  37                                real_display_t display = display_mixed,
  38                                unsigned width = 0,
  39                                unsigned precision = 6)
  40     throw(std::invalid_argument);
  41
  42   ////////////////////////////////////////////////////////////////////////////////
  43   // Convert a string to a floating-point type
  44
  45   float string_to_float(const std::string& value)
  46     throw(std::invalid_argument);
  47
  48   double string_to_double(const std::string& value)
  49     throw(std::invalid_argument);
  50
  51   ////////////////////////////////////////////////////////////////////////////////
  52
  53 } // end namespace stlplus
  54
  55 #endif