yzyCli/u3d/Lua/game/empower/EmpowerDoubleItem.lua

EmpowerDoubleItem = EmpowerDoubleItem or BaseClass(BaseItem)
local EmpowerDoubleItem = EmpowerDoubleItem

local co_MoveXYTable = co.MoveXYTable

function EmpowerDoubleItem:__init()
	self.base_file = "empower"
	self.layout_file = "EmpowerDoubleItem"
	self.model = EmpowerModel:GetInstance()
	
	self:Load()
end

function EmpowerDoubleItem:Load_callback()
	self.nodes = {
		"double_font:obj", 
	}
	self:GetChildren(self.nodes)
	self.item_canvas = self.double_font:GetComponent("CanvasGroup")

	self:AddEvents()
	self:UpdateBaseView( )
	if self.need_refreshData then
		self:UpdateView()
	end
end

function EmpowerDoubleItem:AddEvents(  )

end

function EmpowerDoubleItem:UpdateBaseView( )
	
end

function EmpowerDoubleItem:UpdateView( )
	self:StartAnim(  )
end

-- item是否可以复用
function EmpowerDoubleItem:CanUse(  )
	return not self.is_in_anim
end

function EmpowerDoubleItem:SetData( data )
	self.is_in_anim = true
	self.data = data
	if self.is_loaded then
		self.need_refreshData = false
		self:UpdateView()
	else
		self.need_refreshData = true
	end
end

function EmpowerDoubleItem:StartUpdateBeat( )
	Runner.Instance:AddRunObj(self, 1)
end

function EmpowerDoubleItem:RemoveUpdateBeat( )
	Runner.Instance:RemoveRunObj(self)
end

-- 动画入口
function EmpowerDoubleItem:StartAnim(  )
	self.last_update_time = Status.NowTime
	local temp_cfg = EmpowerConst.UpAnimCfg
	self.anim_info = {
		-- cache_type			= temp_cfg.cache_type,
		-- font_id				= font_id,
		start_time 			= Time.time,
		-- id		 			= self.damage_info_id,
		alpha	  			= 1,
		stage	  			= 1,
		-- anim_type	    	= temp_cfg.anim_type,
		start_scale 		= temp_cfg.start_scale,  --开始比例
		speed1   			= temp_cfg.speed1,   --起始速度
		time1				= temp_cfg.time1,  --向上弹起阶段的时间
		time2 				= temp_cfg.time2, --中间停留时间
		time3				= temp_cfg.time3,   --向下落并渐隐的时间
		speed3				= temp_cfg.speed3,  --消失阶段的速度
		speed 				= temp_cfg.speed1,
		-- direction 			= co_TableXY(0, 1),
	}

	-- 初始化各项参数
	self.item_canvas.alpha = 1
	SetLocalPosition(self.double_font,0, temp_cfg.start_pos_y, 0)
	SetLocalScale(self.double_font, temp_cfg.start_scale, temp_cfg.start_scale, temp_cfg.start_scale)
	self.double_font_obj:SetActive(true)

	self:StartUpdateBeat( )
end

-- 2为向上弹起的动画:1弹起来从大变小移动 2停留 3向上渐隐
function EmpowerDoubleItem:Update(now_time, elapsed_time)
	if now_time - self.last_update_time < 0.03 then
		return
	end
	self.last_update_time = now_time
	local info = self.anim_info
	if info.start_time <= now_time then 
		--第一阶段，弹起来
		local t = now_time - info.start_time
		if info.stage == 1 then
			local p = 1
			local font_scale = 1
			if t >= info.time1 then
				info.stage = 2
				info.speed = 0
				info.start_time = now_time  
			else
				p = t / info.time1
				if p > 1 then
					p = 1
				end
				info.speed = info.speed1 * p	
				font_scale = info.start_scale - (info.start_scale-1) * p
				if font_scale < 1 then
					font_scale = 1
				end				
			end
			SetLocalScale(self.double_font, font_scale, font_scale, font_scale)
			-- self.worldFontMgr:SetArtFontScale(info.font_id, font_scale)
			local dist = elapsed_time * info.speed
			SetLocalPositionY(self.double_font, GetLocalPositionY( self.double_font ) + dist)
			-- co_MoveXYTable(info.pos, info.direction, dist)
		--第二阶段，停留
		elseif info.stage == 2 then
			if t > info.time2 then
				info.stage = 3
				info.start_time = now_time
			end
		--向上升并渐隐
		elseif info.stage == 3 then
			if t >= info.time3 then
				info.dead = true
			else
				local p = t / info.time3
				if p >= 1 then
					p = 1
				end
				info.speed = info.speed3
				info.alpha = 1 - (p * p * 1)
				self.item_canvas.alpha = info.alpha

				local dist = elapsed_time * info.speed
				SetLocalPositionY(self.double_font, GetLocalPositionY( self.double_font ) + dist)
				-- co_MoveXYTable(info.pos, info.direction, dist)
			end
		end
		-- 动画结束
		if info.dead then
			self:RemoveUpdateBeat()
			self.double_font_obj:SetActive(false)
			self.is_in_anim = false
		end
	end
end

function EmpowerDoubleItem:__delete(  )
	self:RemoveUpdateBeat()
end