实现一个自动无限循环滚动的列表

最新推荐文章于 2025-06-26 09:07:01 发布

原创最新推荐文章于 2025-06-26 09:07:01 发布 · 6.7k 阅读

2 ·

CC 4.0 BY-SA版权

unity3d 专栏收录该内容

41 篇文章

订阅专栏

博客展示了UiGameSettings类的TempInit函数，包含数据初始化、列表视图初始化、元素插入与排序等操作。还设置了延迟调用，实现列表元素的循环移动效果，同时有RefreshSvItem函数用于刷新列表项内容和设置点击事件。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >

function UiGameSettings:TempInit()
self._ItemData = {"1","2","3","4","5","6","7","8","9","10"}

local lenData = #self._ItemData
local maxRealIndex = 7
if maxRealIndex > lenData then
maxRealIndex = lenData
end

local sv = self:FindChild("ScrollView")

self._Items = {}
ListViewInit(sv)
for i=1,maxRealIndex do
local item = ListViewPushBackModle(sv)
local itemData = self._ItemData[i]
self:RefreshSvItem(item,itemData)
table.insert(self._Items,{item= item,realindex = i,index = i,pos = i})
end
ListViewResetPos(sv)
table.sort(self._Items,function(a,b)
return a.realindex < b.realindex
end)

self._nowIndex = maxRealIndex

self:DelayTimeCall(1,function()

local isRun = lenData >5

local height = 56
local starItemTra = self._Items[1].item.transform
local starPosY = starItemTra.localPosition.y+height
local endPosY = starPosY-(maxRealIndex-1)*height

local speed = 100
self._tween = {}

local function RunLoop(itemTab)
local itemTra = itemTab.item.transform
local pos = itemTab.pos
local realindex = itemTab.realindex
local itemNowPosY = itemTra.localPosition.y
local moveY = math.abs(endPosY - itemNowPosY-height)

local tween = itemTra:DOLocalMoveY(endPosY,moveY/speed,false):Play():OnComplete(function()
pos =1
itemTra.localPosition = Vector3(itemTra.localPosition.x,starPosY,itemTra.localPosition.z)
if self._nowIndex < lenData then
self._nowIndex = self._nowIndex+1
else
self._nowIndex = 1
end
CS.SetLabelString(itemTab.item,self._ItemData[self._nowIndex])

--self._Items[realindex] = itemTab
RunLoop(itemTab)
end)

if self._tween[realindex] then
self._tween[realindex]:Kill()
self._tween[realindex]= nil
end
self._tween[realindex] = tween
end

for k,v in pairs(self._Items) do
RunLoop(v)
end
end)

end

function UiGameSettings:RefreshSvItem(item,itemData)
CS.SetLabelString(item,itemData)
self:SetClick(item,function ()

end)
end