git.maemo.org Git - qtrapids/blob - src/include/qtrapids/format.hpp

   1 #ifndef _QTRAPIDS_FORMAT_HPP_
   2 #define _QTRAPIDS_FORMAT_HPP_
   3
   4 #include <qtrapids/info.hpp>
   5 #include <QtCore/QString>
   6
   7
   8
   9 namespace qtrapids
  10 {
  11
  12
  13 static inline QString formatProgress(uint progress)
  14 {
  15         return QString::number(progress / torrent_progress_percent);
  16 }
  17
  18 namespace {
  19
  20 static const qulonglong size_KB = 1024;
  21 static const qulonglong size_MB = size_KB << 10;
  22 static const qulonglong size_GB = size_MB << 10;
  23
  24 static char const* size_names[] = {
  25         "GB",
  26         "MB",
  27         "KB",
  28         "B"
  29 };
  30 }
  31
  32 static inline QString formatSize(qulonglong size)
  33 {
  34         qulonglong unit = size_GB;
  35         char const ** unit_name = &size_names[0];
  36         QString ret("");
  37         for (unit = size_GB; unit > 0; unit >>= 10, ++unit_name) {
  38                 if (size & (~(unit - 1))) {
  39                         ret += (QString::number(size / unit) + *unit_name);
  40                         return ret;
  41                 }
  42         }
  43         ret = QString::number(size) + "B";
  44         return ret;
  45 }
  46
  47
  48 } // namespace qtrapids
  49
  50 #endif // _QTRAPIDS_FORMAT_HPP_
  51