diff options
Diffstat (limited to 'include/astra/Utilities.h')
-rw-r--r-- | include/astra/Utilities.h | 114 |
1 files changed, 44 insertions, 70 deletions
diff --git a/include/astra/Utilities.h b/include/astra/Utilities.h index 68471d0..3ae0e6c 100644 --- a/include/astra/Utilities.h +++ b/include/astra/Utilities.h @@ -31,89 +31,63 @@ $Id$ #include <string> #include <vector> -#include <algorithm> -#include <sstream> #include <map> #include "Globals.h" namespace astra { -/** - * This class contains some usefull static utility functions for std strings. - */ -class StringUtil { + +namespace StringUtil { + +// Exception thrown by functions below +class bad_cast : public std::exception { public: - /** - * Removes whitespace characters such as spaces and tabs at the extremas. - * Optionally you can specify which extrema to trim (default=both) - * - * @param _sString The string to trim. - * @param _bLeft Trim the left extrema? Default = true. - * @param _bRight Trim the right extrema? Default = true. - */ - static void trim(std::string& _sString, bool _bLeft = true, bool _bRight = true); - - /** - * Returns a vector of strings that contains all the substrings delimited by - * the characters in _sDelims. - * - * @param _sString The string to split. - * @param _sDelims The delimiter string. - * @return Vector of strings. - */ - static std::vector<std::string> split(const std::string& _sString, const std::string& _sDelims); - - /** - * Cast a string to an integer. - * - * @param _sString The string to cast. - * @param _iValue Output integer parameter. - * @return success? - */ - static bool toInt(const std::string& _sString, int& _iValue); - - /** - * Cast a string to a float32. - * - * @param _sString The string to cast. - * @param _fValue Output float32 parameter. - * @return success? - */ - static bool toFloat32(const std::string& _sString, float32& _fValue); - - /** - * Convert a string to lower case. - * - * @param _sString The string to convert. - */ - static void toLowerCase(std::string& _sString); - - /** - * Convert a string to upper case. - * - * @param _sString The string to convert. - */ - static void toUpperCase(std::string& _sString); + bad_cast() { } }; -/** - * This class contains some usefull static utility functions for std strings. - */ -class FileSystemUtil { -public: - /** - * Get the extensions of a filename. Always in lower case. - * - * @param _sFilename file to get extensions from. - * @return Extension (lower case). Empty string if filename is a directory or not a valid file format. - */ - static std::string getExtension(std::string& _sFilename); +//< Parse string as int. +//< Throw exception on failure. +int stringToInt(const std::string& s); + +//< Parse string as float. +//< Throw exception on failure. +float stringToFloat(const std::string& s); + +//< Parse string as double. +//< Throw exception on failure. +double stringToDouble(const std::string& s); + +template<typename T> +T stringTo(const std::string& s); + +//< Parse comma/semicolon-separated string as float vector. +//< Throw exception on failure. +std::vector<float> stringToFloatVector(const std::string& s); + +//< Parse comma/semicolon-separated string as double vector. +//< Throw exception on failure. +std::vector<double> stringToDoubleVector(const std::string& s); + +template<typename T> +std::vector<T> stringToVector(const std::string& s); + + + +//< Generate string from float. +std::string floatToString(float f); + +//< Generate string from double. +std::string doubleToString(double f); + +template<typename T> +std::string toString(T f); + +} -}; template<typename T, typename S> |