state change example

gistfile1.txt

package Managers
{
	import Animation.*;
	
	import DDW.Managers.StateManager;
	import DDW.Managers.StateObject;
	
	import Screens.*;
	
	import flash.display.Sprite;
	
	public class GameState
	{
		private static var manager:StateManager;
				
		public static var GAME_BEGIN:String = "GameBegin";
		public static var GAME_INTRO:String = "GameIntro";
		public static var GAME_EXTRO:String = "GameExtro";
		
		public static var NAV_MAIN:String = "NavMain";
		public static var NAV_HOUSE:String = "NavHouse";
		public static var NAV_PARK:String = "NavPark";
		public static var NAV_CENTER:String = "NavCenter";
		
		public static var HOTDOG:String = "HotdogScreen";
		public static var COUGH:String = "CoughScreen";
		public static var SCAB:String = "ScabScreen";
		
		public static var LIVINGROOM:String = "LivingRoomScreen";
		public static var KITCHEN:String = "KitchenScreen";
		public static var BATHROOM:String = "BathroomScreen";
		
		public static var SNEEZE:String = "SneezeScreen";
		public static var GYM:String = "GymScreen";
		public static var SHARE:String = "ShareScreen";
		
		public static var NAV_MAIN_INTRO:String = "NavMainIntro";
		public static var NAV_MAIN_EXTRO:String = "NavMainExtro";
		public static var NAV_HOUSE_INTRO:String = "NavHouseIntro";
		public static var NAV_HOUSE_EXTRO:String = "NavHouseExtro";
		public static var NAV_PARK_INTRO:String = "NavParkIntro";
		public static var NAV_PARK_EXTRO:String = "NavParkExtro";
		public static var NAV_CENTER_INTRO:String = "NavCenterIntro";
		public static var NAV_CENTER_EXTRO:String = "NavCenterExtro";
		
		public static var HOTDOG_INTRO:String = "HotdogIntro";		
		public static var HOTDOG_EXTRO:String = "HotdogExtro";
		public static var COUGH_INTRO:String = "CoughIntro";
		public static var COUGH_EXTRO:String = "CoughExtro";
		public static var SCAB_INTRO:String = "ScabIntro";
		public static var SCAB_EXTRO:String = "ScabExtro";
		public static var LIVINGROOM_INTRO:String = "LivingRoomIntro";
		public static var LIVINGROOM_EXTRO:String = "LivingRoomExtro";
		public static var KITCHEN_INTRO:String = "KitchenIntro";
		public static var KITCHEN_EXTRO:String = "KitchenExtro";
		public static var BATHROOM_INTRO:String = "BathroomIntro";
		public static var BATHROOM_EXTRO:String = "BathroomExtro";
		public static var SNEEZE_INTRO:String = "SneezeIntro";
		public static var SNEEZE_EXTRO:String = "SneezeExtro";
		public static var GYM_INTRO:String = "GymIntro";
		public static var GYM_EXTRO:String = "GymExtro";
		public static var SHARE_INTRO:String = "ShareIntro";
		public static var SHARE_EXTRO:String = "ShareExtro";
		
		public static var CREDITS:String = "Credits";
		
		public static var UNSEEN_INTRO:int = 0;
		public static var UNSEEN_GAME:int = 1;
		public static var UNSEEN_EXTRO:int = 2;
		public static var SECTION_EXIT:int = 3;
		public static var GAME_REPEAT:int = 4;
			
		public static var introExtroMap:Object = {};
		public static var currentState:String;
		public static var currentSubState:String;
		
		public static function initialize(rootObject:Sprite):void
		{			
			manager = new StateManager(rootObject);
			createStates();					
		}			
		public static function advanceState():void
		{
			setState(currentState);
		}	
		public static function setState(stateName:String):void
		{
			currentState = stateName;
			
			if(introExtroMap[currentState] != null)
			{
				var stIndex:int = introExtroMap[currentState][0];
				switch(stIndex)
				{					
					case UNSEEN_INTRO:
						introExtroMap[currentState][0] = UNSEEN_GAME;
						currentSubState = introExtroMap[currentState][1];
						break;
					case UNSEEN_GAME:
						introExtroMap[currentState][0] = UNSEEN_EXTRO;
						currentSubState = introExtroMap[currentState][2];
						break;
					case UNSEEN_EXTRO:
						introExtroMap[currentState][0] = SECTION_EXIT;
						currentSubState = introExtroMap[currentState][3];
						break;
					case SECTION_EXIT:
						introExtroMap[currentState][0] = GAME_REPEAT;
						currentSubState = introExtroMap[currentState][4];
						currentState = currentSubState;
						break;
					case GAME_REPEAT:
						introExtroMap[currentState][0] = SECTION_EXIT;
						currentSubState = introExtroMap[currentState][2];
						break;
				}
			
				if(!hasWon())
				{
					if(currentSubState == NAV_HOUSE && 
						BathroomScreen.hasWon && 
						LivingRoomScreen.hasWon && 
						KitchenScreen.hasWon)
					{
						currentSubState = NAV_MAIN;
						currentState = currentSubState;
					}					
					else if(currentSubState == NAV_CENTER && 
						GymScreen.hasWon && 
						SneezeScreen.hasWon && 
						ShareScreen.hasWon)
					{
						currentSubState = NAV_MAIN;
						currentState = currentSubState;
					}					
					else if(currentSubState == NAV_PARK && 
						ScabScreen.hasWon && 
						HotdogScreen.hasWon && 
						CoughScreen.hasWon)
					{
						currentSubState = NAV_MAIN;
						currentState = currentSubState;
					}
					
					manager.setCurrentState(currentSubState);
				}
				else if(currentState == GAME_EXTRO)
				{
					manager.setCurrentState(CREDITS);					
				}
				else if(currentState == CREDITS)
				{
					// just end				
				}
				else
				{
					manager.setCurrentState(GAME_EXTRO);					
				}
			}
			else if(currentState == CREDITS)
			{
				// just end				
			}
			else
			{
				throw new(Error("state must exist when setting state"));
			}
		}
		private static function hasWon():Boolean
		{	
			var result:Boolean = true;
			
			if(introExtroMap[HOTDOG][0] < GAME_REPEAT) result = false;
			else if(introExtroMap[COUGH][0] < GAME_REPEAT) result = false;
			else if(introExtroMap[SCAB][0] < GAME_REPEAT) result = false;
			else if(introExtroMap[LIVINGROOM][0] < GAME_REPEAT) result = false;
			else if(introExtroMap[KITCHEN][0] < GAME_REPEAT) result = false;
			else if(introExtroMap[BATHROOM][0] < GAME_REPEAT) result = false;
			else if(introExtroMap[SNEEZE][0] < GAME_REPEAT) result = false;
			else if(introExtroMap[GYM][0] < GAME_REPEAT) result = false;
			else if(introExtroMap[SHARE][0] < GAME_REPEAT) result = false;
			
			return result;			
		}
		public static function setPreviousState():void
		{
			currentState = manager.previousState.stateName;
			manager.setCurrentState(manager.previousState.stateName);
		}
		public static function setMainState():void
		{
			currentState = NAV_MAIN;
			manager.setCurrentState(NAV_MAIN);
		}
		private static function createStates():void
		{
			manager.addState(new StateObject(GAME_INTRO, GameIntro));
			manager.addState(new StateObject(GAME_BEGIN, GameBeginScreen));
			manager.addState(new StateObject(GAME_EXTRO, GameExtro));
			manager.addState(new StateObject(CREDITS, Credits));
			
			manager.addState(new StateObject(NAV_MAIN, NavMain));			
			manager.addState(new StateObject(NAV_HOUSE, NavHouse));
			manager.addState(new StateObject(NAV_PARK, NavPark));
			manager.addState(new StateObject(NAV_CENTER, NavCenter));
			
			manager.addState(new StateObject(HOTDOG, HotdogScreen));
			manager.addState(new StateObject(COUGH, CoughScreen));
			manager.addState(new StateObject(SCAB, ScabScreen));	
			
			manager.addState(new StateObject(LIVINGROOM, LivingRoomScreen));
			manager.addState(new StateObject(KITCHEN, KitchenScreen));
			manager.addState(new StateObject(BATHROOM, BathroomScreen));
				
			manager.addState(new StateObject(SNEEZE, SneezeScreen));
			manager.addState(new StateObject(GYM, GymScreen));
			manager.addState(new StateObject(SHARE, ShareScreen));	
				
			manager.addState(new StateObject(NAV_MAIN_INTRO, NavMainIntro));
			manager.addState(new StateObject(NAV_MAIN_EXTRO, NavMainExtro));
			manager.addState(new StateObject(NAV_HOUSE_INTRO, NavHouseIntro));
			manager.addState(new StateObject(NAV_HOUSE_EXTRO, NavHouseExtro));
			manager.addState(new StateObject(NAV_PARK_INTRO, NavParkIntro));
			manager.addState(new StateObject(NAV_PARK_EXTRO, NavParkExtro));
			manager.addState(new StateObject(NAV_CENTER_INTRO, NavCenterIntro));
			manager.addState(new StateObject(NAV_CENTER_EXTRO, NavCenterExtro));
			
			
			manager.addState(new StateObject(HOTDOG_INTRO, HotdogIntro));
			manager.addState(new StateObject(HOTDOG_EXTRO, HotdogExtro));
			manager.addState(new StateObject(COUGH_INTRO, CoughIntro));
			manager.addState(new StateObject(COUGH_EXTRO, CoughExtro));
			manager.addState(new StateObject(SCAB_INTRO, ScabIntro));
			manager.addState(new StateObject(SCAB_EXTRO, ScabExtro));
			manager.addState(new StateObject(LIVINGROOM_INTRO, LivingRoomIntro));
			manager.addState(new StateObject(LIVINGROOM_EXTRO, LivingRoomExtro));
			manager.addState(new StateObject(KITCHEN_INTRO, KitchenIntro));
			manager.addState(new StateObject(KITCHEN_EXTRO, KitchenExtro));
			manager.addState(new StateObject(BATHROOM_INTRO, BathroomIntro));
			manager.addState(new StateObject(BATHROOM_EXTRO, BathroomExtro));
			manager.addState(new StateObject(SNEEZE_INTRO, SneezeIntro));
			manager.addState(new StateObject(SNEEZE_EXTRO, SneezeExtro));
			manager.addState(new StateObject(GYM_INTRO, GymIntro));
			manager.addState(new StateObject(GYM_EXTRO, GymExtro));
			manager.addState(new StateObject(SHARE_INTRO, ShareIntro));
			manager.addState(new StateObject(SHARE_EXTRO, ShareExtro));				
			
			resetStates();
		}
		public static function resetStates():void
		{
			// wasPlayed, intro, extro
			introExtroMap[GAME_BEGIN] 	= [UNSEEN_INTRO, GAME_INTRO, GAME_BEGIN, GAME_EXTRO, CREDITS];
						
			introExtroMap[NAV_MAIN] 	= [UNSEEN_INTRO, NAV_MAIN_INTRO, NAV_MAIN, NAV_MAIN_EXTRO, GAME_BEGIN];
			
			introExtroMap[NAV_HOUSE] 	= [UNSEEN_INTRO, NAV_HOUSE_INTRO, NAV_HOUSE, NAV_HOUSE_EXTRO, NAV_MAIN];
			introExtroMap[NAV_PARK] 	= [UNSEEN_INTRO, NAV_PARK_INTRO, NAV_PARK, NAV_PARK_EXTRO, NAV_MAIN];
			introExtroMap[NAV_CENTER] 	= [UNSEEN_INTRO, NAV_CENTER_INTRO, NAV_CENTER, NAV_CENTER_EXTRO, NAV_MAIN];
			
			introExtroMap[HOTDOG] 		= [UNSEEN_INTRO, HOTDOG_INTRO, HOTDOG, HOTDOG_EXTRO, NAV_PARK];
			introExtroMap[COUGH] 		= [UNSEEN_INTRO, COUGH_INTRO, COUGH, COUGH_EXTRO, NAV_PARK];
			introExtroMap[SCAB] 		= [UNSEEN_INTRO, SCAB_INTRO, SCAB, SCAB_EXTRO, NAV_PARK];
			
			introExtroMap[LIVINGROOM] 	= [UNSEEN_INTRO, LIVINGROOM_INTRO, LIVINGROOM, LIVINGROOM_EXTRO, NAV_HOUSE];
			introExtroMap[KITCHEN] 		= [UNSEEN_INTRO, KITCHEN_INTRO, KITCHEN, KITCHEN_EXTRO, NAV_HOUSE];
			introExtroMap[BATHROOM] 	= [UNSEEN_INTRO, BATHROOM_INTRO, BATHROOM, BATHROOM_EXTRO, NAV_HOUSE];
			
			introExtroMap[SNEEZE] 		= [UNSEEN_INTRO, SNEEZE_INTRO, SNEEZE, SNEEZE_EXTRO, NAV_CENTER];
			introExtroMap[GYM] 			= [UNSEEN_INTRO, GYM_INTRO, GYM, GYM_EXTRO, NAV_CENTER];
			introExtroMap[SHARE] 		= [UNSEEN_INTRO, SHARE_INTRO, SHARE, SHARE_EXTRO, NAV_CENTER];			
		}
			
		public static function restartGame():void
		{
			resetStates();
			
			BathroomScreen.hasWon = false;
			LivingRoomScreen.hasWon = false;
			KitchenScreen.hasWon = false;
			GymScreen.hasWon = false;
			SneezeScreen.hasWon = false;
			ShareScreen.hasWon = false;
			ScabScreen.hasWon = false;
			HotdogScreen.hasWon = false;
			CoughScreen.hasWon = false;
			
			GameState.setState(GameState.GAME_BEGIN);
		}
	}
}