1 local StateMachineScene = class("StateMachineScene", function()  2     return display.newScene("StateMachineScene")  3 end)  4   5 function StateMachineScene:ctor()  6     self.fsm_ = {}  7     cc.GameObject.extend(self.fsm_):addComponent("components.behavior.StateMachine"):exportMethods()  8     self.fsm_:setupState({  9         events = { 10             {name = "start", from = "none",   to = "stand" }, 11             {name = "stand_jump",  from = "stand",  to = "jump"}, 12             {name = "jump_stand", from = "jump",  to = "stand"}, 13             {name = "stand_walk", from = "stand", to = "walk"}, 14             {name = "walk_stand",  from = "walk",    to = "stand"}, 15             {name = "walk_jump", from = "walk",    to = "jump" } 16         }, 17  18         callbacks = { 19             onbeforestart = function(event) print("[FSM] STARTING UP") end, 20             onstart       = function(event) print("[FSM] READY") end, 21             onbeforestand_jump  = function(event) print("[FSM] START   EVENT: stand_jump!", true) end, 22             onbeforejump_stand = function(event) print("[FSM] START   EVENT: jump_stand!", true) end, 23             onbeforestand_walk  = function(event) print("[FSM] START   EVENT: stand_walk!",  true) end, 24             onbeforewalk_stand = function(event) print("[FSM] START   EVENT: walk_stand!", true) end, 25             onbeforewalk_jump = function(event) print("[FSM] START   EVENT: walk_jump!", true) end, 26             onstand_jump        = function(event) print("[FSM] FINISH  EVENT: stand_jump!") end, 27             onjump_stand       = function(event) print("[FSM] FINISH  EVENT: jump_stand!") end, 28             onstand_walk        = function(event) print("[FSM] FINISH  EVENT: stand_walk!") end, 29             onwalk_stand       = function(event) print("[FSM] FINISH  EVENT: walk_stand!") end, 30             onwalk_jump      = function(event) print("[FSM] FINISH  EVENT: walk_jump!") end, 31             onleavestand  = function(event) print("[FSM] LEAVE   STATE: stand") end, 32             onleavewalk = function(event) print("[FSM] LEAVE   STATE: walk") end, 33             onleavejump    = function(event) print("[FSM] LEAVE   STATE: jump") end, 34             onstand       = function(event) print("[FSM] ENTER   STATE: stand") self:ChangeTouchEnabled() end, 35             onwalk      = function(event) print("[FSM] ENTER   STATE: walk") self:ChangeTouchEnabled() end, 36             onjump         = function(event) print("[FSM] ENTER   STATE: jump") self:ChangeTouchEnabled() end, 37             onchangestate = function(event) print("[FSM] CHANGED STATE: " .. event.from .. " to " .. event.to) end 38         } 39     }) 40 end 41  42 function StateMachineScene:onEnter() 43     self.ttf1 = ui.newTTFLabelMenuItem({ 44         text = "walk_jump", 45         size = 14, 46         x = 100, 47         y = 80, 48         listener = function(event) 49             self.fsm_:doEvent("walk_jump") 50         end 51     }) 52  53     self.ttf2 = ui.newTTFLabelMenuItem({ 54         text = "walk_stand", 55         size = 14, 56         x = 200, 57         y = 80, 58         listener = function(event) 59             self.fsm_:doEvent("walk_stand") 60         end 61     }) 62  63     self.ttf3 = ui.newTTFLabelMenuItem({ 64         text = "stand_walk", 65         size = 14, 66         x = 300, 67         y = 80, 68         listener = function(event) 69             self.fsm_:doEvent("stand_walk") 70         end 71     }) 72  73     self.ttf4 = ui.newTTFLabelMenuItem({ 74         text = "jump_stand", 75         size = 14, 76         x = 400, 77         y = 80, 78         listener = function(event) 79             self.fsm_:doEvent("jump_stand") 80         end 81     }) 82  83     self.ttf5 = ui.newTTFLabelMenuItem({ 84         text = "stand_jump", 85         size = 14, 86         x = 400, 87         y = 180, 88         listener = function(event) 89             self.fsm_:doEvent("stand_jump") 90         end 91     }) 92  93     self:addChild(ui.newMenu({self.ttf1, self.ttf2, self.ttf3, self.ttf4, self.ttf5})) 94  95     self.fsm_:doEvent("start") 96 end 97  98  99 function StateMachineScene:ChangeTouchEnabled()100     self.ttf1:setEnabled(self.fsm_:canDoEvent("walk_jump"))101     self.ttf2:setEnabled(self.fsm_:canDoEvent("walk_stand"))102     self.ttf3:setEnabled(self.fsm_:canDoEvent("stand_walk"))103     self.ttf4:setEnabled(self.fsm_:canDoEvent("jump_stand"))104     self.ttf5:setEnabled(self.fsm_:canDoEvent("stand_jump"))105 end106 107 return StateMachineScene