Function parseNumber

visage_graphics/path.cpp:162–193

  }

  static float parseNumber(const std::string& str, size_t& i, bool bit_flags = false) {
    std::string number;
    while (i < str.size()) {
      bool sign = str[i] == '-' || str[i] == '+';
      if (std::isdigit(str[i]) || (number.empty() && sign) || str[i] == '.' || str[i] == 'e' ||
          str[i] == 'E') {
        if (str[i] == '.') {
          if (number.find('.') != std::string::npos)
            return toFloat(number);
        }
        number += str[i++];
      }
      else if (str[i] == ',' || std::isspace(str[i]) || sign) {
        if (!number.empty())
          return toFloat(number);
        if (!sign)
          ++i;
      }
      else if (std::isalpha(str[i]))
        break;
      else
        ++i;

      if (bit_flags && !number.empty())
        return toFloat(number);
    }
    if (number.empty()) {
      VISAGE_ASSERT(false);
      return 0.0f;
    }
    return toFloat(number);
  }

  Path::CommandList Path::parseSvgPath(const std::string& path) {
    CommandList commands;