59 lines
1.5 KiB
Lua
59 lines
1.5 KiB
Lua
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local hazel = require "hazel"
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---@class Timer
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local _M = {}
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---@param interval number seconds
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---@param loop number -1 means infinite loop
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---@param callback function|nil a no param, no return value callback function
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---@param onStopFunc function|nil a no param, no return value callback function called when timer stop
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function _M.CreateTimer(interval, loop, callback, onStopFunc)
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local o = {isStart = true, interval = interval, totleLoop = loop, loop = loop, callback = callback, onStopFunc = onStopFunc, counter = 0}
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setmetatable(o, {__index = _M})
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return o
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end
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---@param self Timer
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function _M.Rewind(self)
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self.loop = self.totleLoop
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end
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---@param self Timer
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function _M.Start(self)
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self.isStart = true
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end
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---@return boolean
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---@param self Timer
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function _M.IsRunning(self)
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return self.isStart
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end
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---@param self Timer
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function _M.Stop(self)
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self.isStart = false
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end
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---@param self Timer
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function _M.Update(self)
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if self.loop == 0 then
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if self:IsRunning() then
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if self.onStopFunc then
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self.onStopFunc()
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end
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self:Stop()
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end
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end
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if self:IsRunning() then
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self.counter = self.counter + hazel.Time.GetElapseTime()
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while self.counter >= self.interval do
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self.counter = self.counter - self.interval
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self.loop = self.loop - 1
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if self.callback then
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self.callback()
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end
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end
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end
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end
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return _M
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