miduo_server/luafight/Modules/Battle/Logic/Buff/PropertyChange.lua

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PropertyChange = Buff:New()
--初始化Buff通过传入一些自定义参数控制成长相关的数值
function PropertyChange:SetData(...)
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self.propertyName,
self.Value,
self.changeType = ...
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self.cover = false --
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self.layer = 1
self.maxLayer = 0
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if self.changeType == 1 then --加算
self.isBuff = true
elseif self.changeType == 2 then --乘加算(百分比属性加算)
self.isBuff = true
elseif self.changeType == 3 then --减算
self.isDeBuff = true
elseif self.changeType == 4 then --乘减算(百分比属性减算)
self.isDeBuff = true
end
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-- 刷新排序等级
self.sort = 4
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end
--初始化后调用一次
function PropertyChange:OnStart()
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if self.changeType == 1 then --加算
self.delta = self.target.data:AddValue(self.propertyName, self.Value)
elseif self.changeType == 2 then --乘加算(百分比属性加算)
self.delta = self.target.data:AddPencentValue(self.propertyName, self.Value)
elseif self.changeType == 3 then --减算
self.delta = self.target.data:SubValue(self.propertyName, self.Value)
elseif self.changeType == 4 then --乘减算(百分比属性减算)
self.delta = self.target.data:SubPencentValue(self.propertyName, self.Value)
end
end
--间隔N帧触发返回true时表示继续触发返回false立刻触发OnEnd
function PropertyChange:OnTrigger()
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return true
end
--效果结束时调用一次
function PropertyChange:OnEnd()
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if self.changeType == 3 or self.changeType == 4 then
self.target.data:AddValue(self.propertyName, self.delta)
else
self.target.data:SubDeltaValue(self.propertyName, self.delta)
end
end
--只有当Cover字段为true时触发返回true则被新效果覆盖
function PropertyChange:OnCover(newBuff)
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local b = self:OnCompare(newBuff)
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if b then
if newBuff.maxLayer == 0 then
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newBuff.layer = newBuff.layer + self.layer
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newBuff.Value = newBuff.Value + self.Value
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else
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if self.layer < newBuff.maxLayer then
newBuff.Value = newBuff.Value + self.Value
else
newBuff.Value = self.Value
end
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newBuff.layer = math.min(newBuff.layer + self.layer, newBuff.maxLayer)
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end
end
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return b
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end
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-- 比较buff
function PropertyChange:OnCompare(buff)
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return self.changeType == buff.changeType and self.propertyName == buff.propertyName and self.duration == buff.duration
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end
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return PropertyChange