85 lines
2.2 KiB
Lua
85 lines
2.2 KiB
Lua
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ImageLoad = {}
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local imgAssetMap = {}
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local imgQueue = Queue.new(2000)
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local function DownLoadImg(url)
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local www = UnityEngine.WWW(url)
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coroutine.www(www)
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if string.utf8len(www.error) == 0 then
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local obj = imgAssetMap[url]
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if obj and not obj.load then
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local texture = www.texture
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www:Dispose()
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if (texture ~= null) then
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local ntexture = FairyGUI.NTexture(texture)
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obj.ntexture = ntexture
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obj.load = true
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obj.co = nil
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end
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end
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end
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end
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local function SetTexture()
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if (imgQueue:Count() > 0) then
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local tem = imgQueue:Dequeue()
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local obj = imgAssetMap[tem.url]
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if not tem._iconObject.isDisposed and obj then
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if obj.load then
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tem._iconObject.texture = obj.ntexture
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if tem.callback then
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tem.callback()
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end
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else
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imgQueue:Enqueue(tem)
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end
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end
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end
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end
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UpdateBeat:Add(SetTexture)
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-- group 图片分组
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function ImageLoad.Load(url,_iconObject,group,callback)
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if string.utf8len(url) == 0 then
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return
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end
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if not group then
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group = "common"
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end
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local asset = imgAssetMap[url]
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if (asset ~= nil) then
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if asset.load then
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_iconObject.texture = asset.ntexture
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if callback then callback() end
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else
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imgQueue:Enqueue({url = url,_iconObject = _iconObject,callback = callback})
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end
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return
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end
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local _co = coroutine.start(DownLoadImg,url)
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-- local _co_load = coroutine.start(SetTexture,_iconObject,url,callback)
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imgAssetMap[url] = {group = group,load=false,co = _co}
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imgQueue:Enqueue({url = url,_iconObject = _iconObject,callback = callback})
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end
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function ImageLoad.Clear(group)
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for i,v in pairs(imgAssetMap) do
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if v.group == group then
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if v.co then
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coroutine.stop(v.co)
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end
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-- if v.co_load then
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-- coroutine.stop(v.co_load)
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-- end
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if v.load then
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imgAssetMap[i].ntexture:Unload(true)
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end
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imgAssetMap[i] = nil
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end
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end
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end
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