options_table.attach(spin_feather, 1, 2, 3, 4, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
//invert flag
- options_table.attach(checkbutton_invert, 1, 2, 4 , 5, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
+ options_table.attach(checkbutton_invert, 0, 2, 4, 5, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
options_table.attach(checkbutton_layer_rectangle, 0, 2, 7, 8, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
options_table.attach(checkbutton_layer_outline, 0, 2, 8, 9, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);