forked from endernon/PGRData
143 lines
No EOL
3.3 KiB
Lua
143 lines
No EOL
3.3 KiB
Lua
--[[--红点事件个体类
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RedPointEvent.id 唯一Id
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RedPointEvent.conditionGroup 类型 XRedPointConditionGroup
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RedPointEvent.listener 类型 XRedPointListener
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RedPointEvent.node 持有的节点用于判断释放
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]]
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--
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local XRedPointEvent = XClass(nil, "XRedPointEvent")
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local EventHandler = function(method, eventId)
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return function(obj, ...)
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return method(obj, eventId, ...)
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end
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end
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--构造
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function XRedPointEvent:Ctor(id, node, condition, listener, args)
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self.id = id
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self.condition = condition
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self.listener = listener
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self.node = node
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self.args = args
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self:AddConditonsChangeEvent()
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self.checkExist = nil
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if node.Exist then
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self.checkExist = function() return node:Exist() end
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else
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local gameObject = node.GameObject or node.gameObject or node.Transform or node.transform
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if gameObject and gameObject.Exist then
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self.checkExist = function() return gameObject:Exist() end
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end
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end
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end
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--检测红点条件
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function XRedPointEvent:Check(args)
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if not self:CheckNode() then
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self:Release()
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return
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end
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if self.condition then
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--如果条件参数改变，则替换
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if args then
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self.args = args
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end
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--条件检测
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local result = self.condition:Check(self.args)
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--回调
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if self.listener then
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if self.listener.func then
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self.listener:Call(result, self.args)
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else
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self.node.gameObject:SetActive(result >= 0)
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end
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end
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end
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end
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--添加事件監聽
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function XRedPointEvent:AddConditonsChangeEvent()
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if not self.condition then
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return
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end
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local events = self.condition.Events
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if not events then
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return
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end
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for _, var in pairs(events) do
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XEventManager.AddEventListener(var.EventId, EventHandler(self.OnCondintionChange, var.EventId), self)
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end
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end
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--删除事件監聽
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function XRedPointEvent:RemoveConditonsChageEvent()
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if not self.condition then
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return
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end
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local events = self.condition.Events
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if not events then
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return
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end
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for _, var in pairs(events) do
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XEventManager.RemoveEventListener(var.EventId, EventHandler(self.OnCondintionChange, var.EventId), self)
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end
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end
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--条件改变事件回调
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function XRedPointEvent:OnCondintionChange(eventId, args)
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-- 分析参数
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if self.condition and self.condition.Events and self.condition.Events[eventId] then
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local element = self.condition.Events[eventId]
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if element:Equal(eventId, args) then
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self:Check()
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return
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end
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end
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if self.args == nil or args == nil then
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self:Check(args)
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elseif self.args == args and args ~= nil then
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self:Check(args)
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end
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end
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--检测是否已经被释放
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function XRedPointEvent:CheckNode()
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if self.checkExist == nil then
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return false
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end
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if not self.checkExist() then
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return false
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end
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return true
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end
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--释放
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function XRedPointEvent:Release()
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self:RemoveConditonsChageEvent()
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self.checkExist = nil
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self.listener:Release()
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self.node = nil
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XRedPointManager.RemoveRedPointEventOnly(self.id)
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end
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return XRedPointEvent |