You can also check out compiling for more specific compiling issues/tutorials.
To build Torium you will need the following packages installed to your system:
$ emerge -av boost rb_libtorrent gtkmm
$ sudo apt-get install libgtkmm-dev libgtkmm-2.4-dev libtorrent-rasterbar-dev libboost-dev libnotify-dev
Our SVN repository can be found at sourceforge.net
To check it out, run the following command:
$ svn co https://torium.svn.sourceforge.net/svnroot/torium/trunk torium