pc_tiantian/core/luaScript/Tools/Widgets/UIWidget.lua

require("luaScript.Tools.Nodes.CCNode2D");
cc.Widget.ClassName = "Widget"

function cc.Widget:extend(node)
	cc.Node2D:extend(node);	
	-- 名字
	node:setName("Widget");
end

function cc.Widget:loadFromXmlNode(xmlNode)
	cc.Node2D.loadFromXmlNode(self , xmlNode);
	self.SpriteFrameFiles = xmlNode.SpriteFrameFiles;
	if self.SpriteFrameFiles then
		for i , v in ipairs(self.SpriteFrameFiles) do
			cc.SpriteFrameCache:getInstance():addSpriteFramesWithFile(v);
		end
	end

	self:ignoreContentAdaptWithSize(xmlNode.ignoreSize);
	
	local sizeType = xmlNode.sizeType;
	self:setSizeType(sizeType);
	if sizeType == cc.SizeType.percent then
		self:setSizePercent(xmlNode.sizePercent);
	else
		self:setSize(xmlNode.size);
	end
	
	local positionType = xmlNode.positionType;
	self:setPositionType(positionType);
	if positionType == cc.PositionType.percent then
		self:setPositionPercent(xmlNode.positionPercent);
	end
	

	self:setActionTag(xmlNode.actionTag);
	self:setTouchEnabled(xmlNode.touchAble);
	self:setFlippedX(xmlNode.flipX);
	self:setFlippedY(xmlNode.flipY);

	if xmlNode.ClickSoundFile then
		self:setClickSoundFile(xmlNode.ClickSoundFile);
	end

	local layoutParameter = xmlNode.layoutParameter;
	if layoutParameter then
		local parameter;
		local paramterType = layoutParameter.type;
		if paramterType == cc.LayoutParameterType.linear then
			parameter = cc.LinearLayoutParameter:create();
			parameter:setGravity(layoutParameter.gravity);
			if layoutParameter.fillWidth ~= nil then
				parameter:setFillWidth(layoutParameter.fillWidth);
				parameter:setFillHeight(layoutParameter.fillHeight);
			end
		elseif paramterType == cc.LayoutParameterType.relative then
			parameter = cc.RelativeLayoutParameter:create();
			parameter:setAlign(layoutParameter.align);
		elseif paramterType == cc.LayoutParameterType.none then
			parameter = cc.LayoutParameter:create();
		end

		if parameter then
			parameter:setMargin(layoutParameter.margin);
			self:setLayoutParameter(parameter);
		end
	end
end

function cc.Widget:createNode()
	local layer = cc.Widget:create();
	cc.Widget:extend(layer); 
	return layer;
end

-- 获得世界坐标系的矩形，左下角和宽高
function cc.Widget:getWorldRect()
	local containerPos = self:getParent():convertToWorldSpace2D(cc.p(self:getLeftInParent() , self:getBottomInParent()));
	local containerSize = self:getContentSize();
	local rect = cc.rect(containerPos.x , containerPos.y , containerSize.width , containerSize.height);
	return rect;
end

function cc.Widget:collectAllImage()

	local spriteFiles = {};
	local function visit(child)
		if child.collectPListFiles then
			local files = child:collectPListFiles();
			for i , v in pairs(files) do
				spriteFiles[v] = 1;
			end
		end
	end
	self:visitNode(visit);

	return spriteFiles;
end

-- 从新计算这个Widget以及下面所有子Widget引用到了什么PList文件，并记录到SpriteFrameFiles中
function cc.Widget:recalcAllPList()
	local spriteFiles = self:collectAllImage();

	local spriteFrameFiles = {};
	for i , v in pairs(spriteFiles) do
		if string.endsWith(string.lower(i) , ".plist") then
			table.insert(spriteFrameFiles , i);
		end
	end
	table.sort(spriteFrameFiles , function(a,b)return a < b;end);
	self:setSpriteFrameFiles(spriteFrameFiles);
end

cc.Widget.setAutoSize = cc.Widget.ignoreContentAdaptWithSize;
cc.Widget.isAutoSize = cc.Widget.isIgnoreContentAdaptWithSize;

function getUITexture(name , t)
	return {name , t};
end

function collectPListFile(files , name , t)
	if t == cc.TextureResType.plistType then
		local spriteFrame = cc.SpriteFrameCache:getInstance():getSpriteFrameByName(name);
		if spriteFrame then
			table.insert(files , spriteFrame:getPListFile());
		end
	else
		table.insert(files , name);
	end
	return nil;
end

--  编辑器模式，可以plist代替文件
if EditorMode then

	function setUITexture(func , self, names)
		-- 本地文件，就找下有没有这个文件，如果没有，就用plist里的
		if names[2] == cc.TextureResType.localType then
			-- 定义了文件，并且文件不存在
			if names[1] ~= "" and names[1] ~= nil and not cc.FileSystem:fileExists(names[1]) then
				local pathName , baseName , ext = string.splitFilename(names[1]);
				print("拆开了不存在的png：" ,  pathName , baseName , ext);
				-- 找这个文件所在文件夹的所有的plist
				local files = cc.FileSystem:listFiles(pathName);
				for i , pkg in ipairs(files) do
					print("遍历文件" , i , pkg);
					local plistFile = pathName .. "/" .. pkg;
					local pkgPath , pkgBase , pkgExt = string.splitFilename(plistFile);
					if string.lower(pkgExt) == "plist" then
						print("加载plist" , plistFile);
						cc.SpriteFrameCache:getInstance():addSpriteFramesWithFile(plistFile);
						local spriteFrame = cc.SpriteFrameCache:getInstance():getSpriteFrameByName(baseName);
						if spriteFrame then
							print("使用PLIST中的代替：" , plistFile , baseName);
							func(self , baseName , cc.TextureResType.plistType);
							return;
						end
					end
				end
			end
		end
		func(self , names[1] , names[2]);
	end
else
	function setUITexture(func , self, names)
		func(self , names[1] , names[2]);
	end
end


-- 把Size以动画形式设置到size值
function cc.Widget:animSize(targetSize , duration)
	if not tolua.isnull(self.AnimSizeAction) then
		self:stopAction(self.AnimSizeAction);
	end
	self.AnimSizeAction = nil;
	local currentSize = self:getSize();
	if targetSize.x ~= currentSize.x or targetSize.y ~= currentSize.y then
		local action = cc.EaseSineOut:create(cc.UISizeTo:create(duration , targetSize));
		self.AnimSizeAction = action;
		self:runAction(action);
	end
end

-- 把Position以动画形式设置到translation值(xyz)
function cc.Widget:animTranslation(targetPosition , duration)
	if not tolua.isnull(self.AnimPositionAction) then
		self:stopAction(self.AnimPositionAction);
	end
	self.AnimPositionAction = nil;
	local currentSize = self:getTranslation();
	if targetPosition.x ~= currentSize.x or targetPosition.y ~= currentSize.y or targetPosition.z ~= currentSize.z then
		local action = cc.EaseSineOut:create(cc.MoveTo:create(duration , targetPosition));
		self.AnimPositionAction = action;
		self:runAction(action);
	end
end

-- 把SizePercent以动画形式设置到size值
function cc.Widget:animSizePercent(targetSizePercent , duration, callbackFunc)
	if not tolua.isnull(self.AnimSizePercentAction) then
		self:stopAction(self.AnimSizePercentAction);
	end
	self.AnimSizePercentAction = nil;
	local currentPercent = self:getSizePercent();
	if targetSizePercent.x ~= currentPercent.x or targetSizePercent.y ~= currentPercent.y then
		local action = cc.EaseSineOut:create(cc.UISizePercentTo:create(duration , targetSizePercent));
		self.AnimSizePercentAction = action;
		self:runActions(action, callbackFunc);
	end
end

-- 把PositionPercent以动画形式设置到size值
function cc.Widget:animPositionPercent(targetSizePercent , duration, callbackFunc)
	if not tolua.isnull(self.AnimPositionPercentAction) then
		self:stopAction(self.AnimPositionPercentAction);
	end
	self.AnimPositionPercentAction = nil;
	local currentPercent = self:getPositionPercent();
	if targetSizePercent.x ~= currentPercent.x or targetSizePercent.y ~= currentPercent.y then
		local action = cc.EaseSineOut:create(cc.UIPositionPercentTo:create(duration , targetSizePercent));
		self.AnimPositionPercentAction = action;
		self:runActions(action, callbackFunc);
	end
end

-- 把子元素一起设置Enable
function cc.Widget:setEnableds(enable)
	local function visit(node)
		if node.setEnabled then
			node:setEnabled(enable);
		end
	end
	self:visitNode(visit);
end

-- 把子元素一起设置GreyEnabled
function cc.Widget:setAllGreyEnabled(enable)
	local function visit(node)
		if node.setGreyEnabled then
			node:setGreyEnabled(enable);
		end
	end
	self:visitNode(visit);
end

-- 注册按钮被点击的事件
function cc.Widget:registerClick(callbackFunc, clickBeginFunc, clickCancelFunc,showGlobalEffect)
    local function onTouchEvent(sender, eventType, touch)
		-- 点击开始的回调
		if eventType == cc.TouchEventType.began then
			if(clickBeginFunc)then
				clickBeginFunc(self)				
			end
			if(not showGlobalEffect)then
				ignoreCurTouchEffect();
			end
			--和美术约定,按下会播narrow的动画剪切，松开会播upspring;
			self:playClip("anxia")
		-- 点击结束的回调
		elseif eventType == cc.TouchEventType.ended then
            local currentView = app.currentView
            local buttonName = self:getName()
            local currentViewName = "";
            if(currentView)then
               currentViewName = currentView.__cname     
		    end
			if(callbackFunc)then
				callbackFunc(self, eventType, touch);
			end
			self:playClip("huanyuan")
		-- 点击取消的回调
		elseif eventType == cc.TouchEventType.canceled then
			if(clickCancelFunc)then
				clickCancelFunc(self);
			end
			self:playClip("huanyuan")
		end
		
		return true;
    end
	
	self:setTouchEnabled(true)
    self:addTouchEventListener(onTouchEvent)
end

--\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\
function cc.Widget:initDragValue()
	
	-- widget数据
	self.dragItemData = nil;
	-- 是否允许拖曳
	self.EnableDrag = true;
	-- 表示按下的时候的鼠标位置
	self.TouchBeginPos = nil;
	-- 表示按下时控件所在的位置
	self.StartItemPos = nil;
	-- 开始时的ZOrder
	self.StartItemZOrder = nil;
	-- 当前正在拖动的控件
	self.onDragItem = nil;
	
	--///////////////////////
	-- 拖拽开始的回调
	-- 回调格式onDragStart（），如果返回false，则拖拽无效
	self.onDragStart = nil;
	-- 拖拽结束的回调，会在拖拽到的目标上产生这个回调
	-- 回调格式onDragEnd（源控件数据，目标控件数据）
	self.onDragEndFunc = nil;
	-- 拖拽取消的回调
	-- 回调格式onDragCancel（）
	self.onDragCancel = nil;
	-- 移动时的回调
	self.onMoveFunc = nil;
	--////////////////////////////
	
	-- 查找函数
	self.findNodeFunc = nil;	
	
end


-- 注册点击事件（用于控件拖动）
function cc.Widget:registerDragClick(showGlobalEffect)

	local function onTouchEvent(sender, eventType, touch)
		-- 点击开始的回调
		if eventType == cc.TouchEventType.began then
			self:dragBeginFunc(touch)
			if(not showGlobalEffect)then
				ignoreCurTouchEffect();
			end
		-- 点击结束的回调
		elseif eventType == cc.TouchEventType.ended then
			self:dragBackFunc(touch)
		-- 点击取消的回调
		elseif eventType == cc.TouchEventType.canceled then
			self:dragCancelFunc(touch)
		elseif eventType == cc.TouchEventType.moved then
			self:dragMoveFunc(touch)
		end
		
		return true;
    end
	
	self:initDragValue();
    self:addTouchEventListener(onTouchEvent)
end

function cc.Widget:registerTouchEvent(toucheBegin, touchMove, touchEnd, touchCancel)
	local function onTouchEvent(sender, eventType, touch)
		-- 点击开始的回调
		if eventType == cc.TouchEventType.began then
			if toucheBegin then
				toucheBegin(touch)
			end
		-- 点击结束的回调
		elseif eventType == cc.TouchEventType.ended then
			if touchEnd then
				touchEnd(touch)
				--toucheBegin(touch)
			end
		-- 点击取消的回调
		elseif eventType == cc.TouchEventType.canceled then
			if touchCancel then
				touchCancel(touch)
				--toucheBegin(touch)
			end
		elseif eventType == cc.TouchEventType.moved then
			if touchMove then
				touchMove(touch)
			end
		end		
		return true;
    end
    self:addTouchEventListener(onTouchEvent)
end

-- 点击结束
function cc.Widget:dragBackFunc(touch)
	-- 没有装备就不能拖动，返回
	if not self.EnableDrag then
		return false
	end		
	
	-- 看鼠标落点在哪个控件上
	local touchPos = touch:getLocation();
	local targetId = self:findDragedCtrl(touchPos)	
	
	if targetId then
		local startPosition = self.StartItemPos
		-- 取消移动
		self:cancelMove(true, touch);		
		-- 产生结束拖拽事件
		if self.onDragEndFunc then
			self.onDragEndFunc(self.dragItemData, targetId, touch)
		end
		
		return false
	else
		-- 取消移动
		self:cancelMove(nil, touch);
	end	
end

function cc.Widget:dragBeginFunc(touch)
	-- 产生开始拖拽事件
	if self.onDragStart then
		self.onDragStart(touch)
	end
	
	if not self.EnableDrag then
		return false;
	end
	
	local touchPos = touch:getLocation();
	
	if self:hitTest(touchPos) then
		self.TouchBeginPos = touchPos;
		self.StartItemPos = self:getPosition();
		self.StartItemZOrder = self:getLocalZOrder();
		self.onDragItem = self.dragItemData;
				
		-- 开始移动，就弹到最前面
		self:setLocalZOrder(100);				
	end
	
	return true;	
end

function cc.Widget:dragMoveFunc(touch)
	if not self.EnableDrag then
		return false;
	end
	
	if self.onMoveFunc then
		self.onMoveFunc(touch);
	end
	
	local touchPos = touch:getLocation();
	-- 计算开始点的世界坐标
	local worldStartPos = self:getParent():convertToWorldSpace(self.StartItemPos)
	-- 计算鼠标从点下到现在移动了多远
	local offsetWithTouch = cc.p(touchPos.x - self.TouchBeginPos.x , touchPos.y - self.TouchBeginPos.y)
	-- 计算节点位移（世界坐标）
	local offsetWithItem = cc.p(worldStartPos.x + offsetWithTouch.x , worldStartPos.y + offsetWithTouch.y)
	-- 节点位移（节点坐标）
	local movePos = self:getParent():convertToNodeSpace2D(offsetWithItem);
		
	self:setPosition(movePos);	
end

function cc.Widget:dragCancelFunc(touch)
	if not self.EnableDrag then
		return false;
	end
	self:cancelMove(nil, touch);
end

-- 查找与鼠标经过的DragCtrl控件
function cc.Widget:findDragedCtrl(ptInWorld)
	local dragedCtrl = nil
		
	if self.findNodeFunc then
		local dragItem = self.dragItemData		
		dragedCtrl = self.findNodeFunc(ptInWorld, dragItem)		
	else			
		local rootNode = self:getParent();
		
		local function doVisit(node)
			if node:hitTest(ptInWorld) then
				dragedCtrl = node;
				return false;
			end
			
			return true;
		end 
		
		rootNode:visitNode(doVisit);
	end
	
	return dragedCtrl;
end

function cc.Widget:cancelMove(isReset, touch)	
	-- 产生取消拖拽事件
	if self.onDragCancel then
		self.onDragCancel(isReset, touch);
	end
	
	self:setPosition(self.StartItemPos)
	self:setLocalZOrder(self.StartItemZOrder)
				
	-- 表示按下的时候的鼠标位置
	self.TouchBeginPos = nil;
	-- 表示按下时控件所在的位置
	self.StartItemPos = nil;
	-- 开始时的ZOrder
	self.StartItemZOrder = nil;
	-- 当前正在拖动的控件
	self.onDragItem = nil; 	
end

--\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\

function cc.Widget:removeAllChildrenTouchEvent()
    local function visit(node)
		if node.removeAllTouchEventListeners then
			node:removeAllTouchEventListeners();
		end
		
		return true
	end
	self:visitNode(visit);
end

require("luaScript.Tools.Widgets.Label");
require("luaScript.Tools.Widgets.UILayout");
require("luaScript.Tools.Widgets.UIButton");
require("luaScript.Tools.Widgets.UIText");
require("luaScript.Tools.Widgets.UICheckBox");
require("luaScript.Tools.Widgets.UIImageView");
require("luaScript.Tools.Widgets.UILoadingBar");
require("luaScript.Tools.Widgets.UIPageView");
require("luaScript.Tools.Widgets.UIScrollView");
require("luaScript.Tools.Widgets.UISlider");
require("luaScript.Tools.Widgets.UITextBMFont");
require("luaScript.Tools.Widgets.UITextField");
require("luaScript.Tools.Widgets.UIListView");
require("luaScript.Tools.Widgets.UIHtmlCtrl");
require("luaScript.Tools.Widgets.UIEffectButton");
require("luaScript.Tools.Widgets.UIGridLine");
require("luaScript.Tools.Widgets.UIWidgetFile");
require("luaScript.Tools.Widgets.UIVideoView");
require("luaScript.Tools.Widgets.UIScaler");
require("luaScript.Tools.Widgets.UICache");