中途站

昨晚搞掂了save data的困難
然後又搞掂了ai的部份
今晚看看怎樣。。
中途stop
就是說，玩家中途restart game都不會有負面的影響
都不會產生bug
怎辦？
那a-star的function花的時間是一至兩毫秒
假如在這段時間之間把game停止，必造成bug

然後，就是level的core function
就是說，在最初的level，player不能做的事多著
怎樣去定義呢？

看看

unit selection
defend state available
map size
zoom degree available
area that player can put unit on

after start, unit selection bar disappear

map is round

grid is lines

when drag selection button, map view move to that area

terrain
rearrange unit buttons

flag

gold

bottom bar is grey, translative

and two round buttons

one is zoom, one is menu

one is start/continue

top is flag button/other functions

walls

second story is pig empire

map is like link

firing houses

firing farm