var OutSideType = {
	LEFT: 0,
	TOP: 1,
	RIGHT: 2,
	BOTTOM: 3,
	LEFTRIGHT: 4,
	TOPBOTTOM: 5
};

var OutSideManager = {
	_leftRange: null,
	_topRange: null,
	_rightRange: null,
	_bottomRange: null,
	_outSideObject: null,
	_outSideObject2: null,
	_picCache: null,
	_picCache2: null,
	_picCacheAll: null,
	_activeFlag: false,
	_activeFlag2: false,
	
	initSingleton: function() {
		var type = this.getOutSideType();
		var n = this.getOutSideSpace();
		var width = root.getWindowWidth();
		var height = root.getWindowHeight();
		
		if (type === -1) {
			return;
		}
		
		this._leftRange = createRangeObject(0, 0, n, height);
		this._topRange = createRangeObject(0, 0, width, n);
		this._rightRange = createRangeObject(width - n, 0, n, height);
		this._bottomRange = createRangeObject(0, height - n, width, n);
		
		this._createOutSideObject(type);
		if (this._outSideObject !== null || this._outSideObject2 !== null) {
			root.allocateOutSideSpace(type, n);
			this._picCacheAll = root.getGraphicsManager().createCacheGraphics(root.getWindowWidth(), root.getWindowHeight());
		}
	},
	
	moveOutSideManagerCycle: function() {
		if (this._outSideObject !== null) {
			this._outSideObject.moveOutSide();
		}
		
		if (this._outSideObject2 !== null) {
			this._outSideObject2.moveOutSide();
		}
		
		return MoveResult.CONTINUE;
	},
	
	drawOutSideManagerCycle: function() {
		var isActive = this._isActive();
		
		if (!this._isOutSideAllowed()) {
			return;
		}
		
		if (this._outSideObject !== null) {
			if (isActive || !this._outSideObject.isCacheAllowed()) {
				this._outSideObject.drawOutSide();
				this._activeFlag = true;
			}
			else {
				this._drawCache(this._outSideObject, this._picCache, this._activeFlag);
				this._activeFlag = false;
			}
		}
		
		if (this._outSideObject2 !== null) {
			if (isActive || !this._outSideObject2.isCacheAllowed()) {
				this._outSideObject2.drawOutSide();
				this._activeFlag2 = true;
			}
			else {
				this._drawCache(this._outSideObject2, this._picCache2, this._activeFlag2);
				this._activeFlag2 = false;
			}
		}
		
		this._drawFadeOut();
	},
	
	getOutSideObject: function() {
		return this._outSideObject;
	},
	
	getOutSideObject2: function() {
		return this._outSideObject2;
	},
	
	getOutSideType: function() {
		return -1;
	},
	
	getOutSideSpace: function() {
		return 0;
	},
	
	_isOutSideAllowed: function() {
		return true;
	},
	
	_isActive: function() {
		// 画面が表示されておらず、イベントでもなく、戦闘時でもない
		return SceneManager.getScreenCount() === 0 && root.getCurrentScene() !== SceneType.EVENT && !AttackControl.isAttack();
	},
	
	_drawCache: function(outSideObject, picCache, activeFlag) {
		var range = outSideObject.getOutSideRange();
		var graphicsManager = root.getGraphicsManager();
		
		if (!activeFlag && picCache.isCacheAvailable()) {
			picCache.drawStretchParts(range.x, range.y, range.width, range.height, 0, 0, range.width, range.height);
			return;
		}
		
		graphicsManager.setRenderCache(this._picCacheAll);
		outSideObject.drawOutSide();
		outSideObject.fillOutSide(this._getNonActiveColor(), this._getNonActiveAlpha());
		graphicsManager.resetRenderCache();
		
		graphicsManager.copyCache(picCache, 0, 0, this._picCacheAll, range.x, range.y, range.width, range.height);
		picCache.drawStretchParts(range.x, range.y, range.width, range.height, 0, 0, range.width, range.height);
	},
	
	_drawFadeOut: function() {
		var effect = root.getScreenEffect();
		var sceneType = root.getBaseScene();
		
		if (sceneType !== SceneType.BATTLERESULT) {
			return;
		}
		
		if (this._outSideObject !== null) {
			this._outSideObject.fillOutSide(effect.getColor(), effect.getAlpha());
		}
		
		if (this._outSideObject2 !== null) {
			this._outSideObject2.fillOutSide(effect.getColor(), effect.getAlpha());
		}
	},
	
	_getNonActiveColor: function() {
		return 0x0;
	},
	
	_getNonActiveAlpha: function() {
		return 20;
	},
	
	_createOutSideObject: function(type) {
		var obj;
		var range = null;
		var range2 = null;
		
		if (type === OutSideType.LEFT) {
			range = this._leftRange;
		}
		else if (type === OutSideType.TOP) {
			range = this._topRange;
		}
		else if (type === OutSideType.RIGHT) {
			range = this._rightRange;
		}
		else if (type === OutSideType.BOTTOM) {
			range = this._bottomRange;
		}
		else if (type === OutSideType.LEFTRIGHT) {
			range = this._leftRange;
			range2 = this._rightRange;
		}
		else if (type === OutSideType.TOPBOTTOM) {
			range = this._topRange;
			range2 = this._bottomRange;
		}
		
		obj = this._declareOutSideObject();
		if (obj !== null) {
			this._outSideObject = createObject(obj);
			this._outSideObject.setOutSideRange(range);
			this._outSideObject.prepareOutSideData();
			this._picCache = root.getGraphicsManager().createCacheGraphics(range.width, range.height);
		}
		
		obj = this._declareOutSideObject2();
		if (obj !== null) {
			this._outSideObject2 = createObject(obj);
			this._outSideObject2.setOutSideRange(range2);
			this._outSideObject2.prepareOutSideData();
			this._picCache2 = root.getGraphicsManager().createCacheGraphics(range2.width, range2.height);
		}
	},
	
	_declareOutSideObject: function() {
		return null;
	},
	
	_declareOutSideObject2: function() {
		return null;
	}
};