89 lines
2.3 KiB
Lua
89 lines
2.3 KiB
Lua
local TweenManager = Object:extend()
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local tween = require "game.modules.tweenmanager.libs.tween"
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local Timer = require "core.modules.world.actors.utils.timer"
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function TweenManager:new(subject)
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self.subject = subject
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self.time = 0
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self.tweens = {}
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self.switches = {}
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self.timers = {}
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end
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function TweenManager:newTween(start, duration, target, easing)
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local newTween = {}
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-- we add the data into a tween wrapper
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newTween.tween = tween.new(duration, self.subject, target, easing)
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newTween.start = self.time + start -- /!\ START IS RELATIVE TO CURRENT TIME
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newTween.clear = newTween.start + duration
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table.insert(self.tweens, newTween)
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end
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function TweenManager:newTimer(start, name)
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self.timers[name] = Timer(self, name, start)
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end
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function TweenManager:newSwitch(start, bools)
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local newSwitch = {}
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-- we add the data into a tween wrapper
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newSwitch.bools = bools
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newSwitch.start = self.time + start -- /!\ START IS RELATIVE TO CURRENT TIME
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newSwitch.clear = newSwitch.start + 1
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table.insert(self.switches, newSwitch)
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end
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function TweenManager:update(dt)
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self.time = self.time + dt
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for i, tweenWrapper in ipairs(self.tweens) do
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if (self.time > tweenWrapper.start) then
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tweenWrapper.tween:update(dt)
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end
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end
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for i, switch in ipairs(self.switches) do
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if (self.time > switch.start) then
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-- We test each boolean in the switch
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for i, bool in ipairs(switch.bools) do
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-- if it's nil, we set it to true
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if self.subject[bool] == nil then
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self.subject[bool] = true
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else
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-- if it's not nil, we reverse the boolean
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self.subject[bool] = (self.subject[bool] == false)
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end
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end
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table.remove(self.switches, i)
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end
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end
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for k, timer in pairs(self.timers) do
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timer:update(dt)
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end
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self:clearEndedTweens()
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end
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function TweenManager:timerResponse(timername)
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if self.subject.timerResponse == nil then
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core.debug:warning("tweenmanager", "the subject have no timerResponse function")
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return 0
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end
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self.subject:timerResponse(timername)
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end
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function TweenManager:clearEndedTweens(dt)
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for i, tweenWrapper in ipairs(self.tweens) do
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if (self.time > tweenWrapper.clear) then
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table.remove(self.tweens, i)
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end
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end
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end
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return TweenManager
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