C++ (Cpp) WStringStream::c_str示例

示例#1

文件： WColor.C 项目： Dinesh-Ramakrishnan/wt

const std::string WColor::cssText(bool withAlpha) const
{
  if (default_)
    return std::string();
  else {
    if (!name_.empty())
      return name_.toUTF8();
    else {
      WStringStream s;

#ifndef WT_TARGET_JAVA
      char buf[30];
#else
      char *buf;
#endif

      if (alpha_ != 255 && withAlpha) {
	s << "rgba(" << red_
	  << ',' << green_
	  << ',' << blue_
	  << ',' << Utils::round_css_str(alpha_ / 255., 2, buf) << ')';
      }	else
	s << "rgb(" << red_ << ',' << green_ << ',' << blue_ << ')';

      return s.c_str();
    }
  }
}