Imports github.com/BurntSushi/xgb/xproto github.com/BurntSushi/xgbutil github.com/BurntSushi/xgbutil/xevent github.com/BurntSushi/xgbutil/xgraphics github.com/BurntSushi/xgbutil/xwindow Standard library imports image image/color log math/rand time