START-STOP: Start a game or stop a game
Sinle-Continous: play action one by one, or continously
PAUSE-RESUME: Valid in single mode. Press resume to do next action
AUTO-MANUAL: Auto View mode, adjust screen center to action components; Manual view mode, adjust screen to mouse wheel event.
BACK: go back to select file scene
It is not very rebust, but can run a complete game if treated nicely.
Probably, the soldier positions are not what we expected.
Add more flexible gameRound control. Skip to some specific round. Go back.