Код:
local TimeToDie = LibStub('AceAddon-3.0'):NewAddon('TimeToDie', 'AceEvent-3.0', 'AceConsole-3.0')
_G.TimeToDie = TimeToDie
local SML = LibStub("LibSharedMedia-3.0")
------- Initialization -------
local UnitIsFriend = UnitIsFriend
local UnitHealth = UnitHealth
local GetTime = GetTime
local UnitHealthMax = UnitHealthMax
local UnitExists = UnitExists
local format = format
local ceil = ceil
local defaults = {
profile = {
enemy = true,
target = false, -- false := 'target', true := 'focus'
tot = false,
timeFormat = '%d:%02d',
algorithm = 'InitialMidpoints',
frame = true,
locked = false,
font = defaultFont,
size = 24,
outline = '',
r = 1,
g = .82,
b = 0,
strata = 'LOW',
justify = 'CENTER',
p1 = 'CENTER',
p2 = 'CENTER',
x = 0,
y = 0,
}
}
function TimeToDie:OnInitialize()
local db = LibStub('AceDB-3.0'):New('TimeToDieDB', defaults, 'Default')
self.db = db
local RegisterCallback = db.RegisterCallback
RegisterCallback(self, 'OnProfileChanged', 'OnEnable')
RegisterCallback(self, 'OnProfileCopied', 'OnEnable')
RegisterCallback(self, 'OnProfileReset', 'OnEnable')
self:RegisterOptions()
end
function TimeToDie:OnEnable()
local profile = self.db.profile
self:ApplySettings(profile)
if profile.frame then
self:UpdateFrame(profile)
elseif self.frame then
self.frame:Hide()
end
end
function TimeToDie:OnDisable()
if self.frame then self.frame:Hide() end
self:DisableEventFrame()
end
------- Event Functions --------
local profileEnemy, profileTOT, eventFrame
local profileTarget -- := profile.target and 'focus' or 'target'
local profileTargetTarget
local currentTarget -- profileTarget or profileTagert..'target'
local dataobj
local timeFormat
local ProfileAlgorithm
local health0, time0 -- initial health and time point
local mhealth, mtime -- current midpoint
function TimeToDie:InitialMidpoints(event, unit, health) --health is not passed from blizz
if unit ~= currentTarget then return end
health = health or UnitHealth(unit)
if health == UnitHealthMax(unit) then
dataobj.text, health0, time0, mhealth, mtime = nil
return
end
local time = GetTime()
if not health0 then
health0, time0 = health, time
mhealth, mtime = health, time
return
end
mhealth = (mhealth + health) * .5
mtime = (mtime + time) * .5
if mhealth >= health0 then
dataobj.text, health0, time0, mhealth, mtime = nil
else
time = health * (time0 - mtime) / (mhealth - health0) -- projected time
if time < 60 or timeFormat == 'seconds' then
dataobj.text = ceil(time)
else
dataobj.text = format(timeFormat, 1/60 * time, time % 60)
end
end
end
local n -- number of points for averaging
-- x,y := time,health
-- health0, time0, mhealth, mtime := ysum, xsum, xysum, xxsum
function TimeToDie:LeastSquares(event, unit, health) --health is not passed from blizz
if unit ~= currentTarget then return end
health = health or UnitHealth(unit)
if health == UnitHealthMax(unit) then
dataobj.text, n = nil
return
end
local time = GetTime()
if not n then
n = 1
time0, health0 = time, health
mhealth = time * health
mtime = time * time
return
end
n = n + 1
time0 = time0 + time
health0 = health0 + health
mhealth = mhealth + time * health
mtime = mtime + time * time
time = (health0 * mtime - mhealth * time0) / (health0 * time0 - mhealth * n) - time -- projected time
if time < 0 then
dataobj.text, n = nil
elseif time < 60 or timeFormat == 'seconds' then
dataobj.text = ceil(time)
else
dataobj.text = format(timeFormat, 1/60 * time, time % 60)
end
end
-- x,y := time,health
-- health0, time0, mhealth, mtime := ybar, xbar, xybar, xxbar
function TimeToDie:WeightedLeastSquares(event, unit, health) --health is not passed from blizz
if unit ~= currentTarget then return end
health = health or UnitHealth(unit)
if health == UnitHealthMax(unit) then
dataobj.text, n = nil
return
end
local time = GetTime()
if not n then
n = 1
time0, health0 = time, health
mhealth = time * health
mtime = time * time
return
end
time0 = (time0 + time) * .5
health0 = (health0 + health) * .5
mhealth = (mhealth + time * health) * .5
mtime = (mtime + time * time) * .5
time = (mtime * health0 - time0 * mhealth) / (time0 * health0 - mhealth) - time -- projected time
if time < 0 then
dataobj.text, n = nil
elseif time < 60 or timeFormat == 'seconds' then
dataobj.text = ceil(time)
else
dataobj.text = format(timeFormat, 1/60 * time, time % 60)
end
end
function TimeToDie:OnChange(event)
dataobj.text, health0, time0, mhealth, mtime, n = nil
currentTarget = profileTarget
if profileEnemy and UnitIsFriend('player', currentTarget) then
if profileTOT and UnitExists('player', profileTargetTarget) and not UnitIsFriend('player', profileTargetTarget) then
currentTarget = profileTargetTarget
else
currentTarget = nil
if eventFrame then eventFrame:Hide() end -- stops error in OnUpdate
end
end
end
local oldhealth = nil
local totalElapsed = 0
local function OnUpdate(self, elapsed)
totalElapsed = totalElapsed + elapsed
if totalElapsed < .1 then return end
totalElapsed = 0
local health = UnitHealth(currentTarget)
if oldhealth ~= health then
oldhealth = health
ProfileAlgorithm(TimeToDie, 'UNIT_HEALTH', currentTarget, health)
end
end
--unit := target, player, or nil (focus)
local function UNIT_TARGET(self, event, unit)
if unit == 'player' then
unit = 'target'
elseif event == 'PLAYER_FOCUS_CHANGED' then
unit = 'focus'
end
if unit == profileTarget then -- unit is now either 'target' or 'focus'
TimeToDie:OnChange()
if currentTarget and currentTarget ~= unit then --target == unit..'target'
self:Show()
else
self:Hide()
end
end
end
function TimeToDie:EnableEventFrame()
if not eventFrame then
eventFrame = CreateFrame('Frame')
self.eventFrame = eventFrame
eventFrame:SetScript('OnEvent', UNIT_TARGET)
eventFrame:SetScript('OnUpdate', OnUpdate)
end
eventFrame:Hide() -- turn off OnUpdate when changing options
eventFrame:RegisterEvent('UNIT_TARGET') -- covers player, targettarget, and focustarget
eventFrame:RegisterEvent('PLAYER_FOCUS_CHANGED') -- covers focus
--make a call in case targets are already set when enabled
UNIT_TARGET(eventFrame, nil, profileTarget)
end
function TimeToDie:DisableEventFrame()
if eventFrame then
eventFrame:Hide()
eventFrame:UnregisterAllEvents()
end
end
function TimeToDie:ApplySettings(profile)
self:UnregisterAllEvents()
local algorithm = profile.algorithm
self:RegisterEvent('UNIT_HEALTH', algorithm)
ProfileAlgorithm = self[algorithm]
timeFormat = profile.timeFormat
profileEnemy = profile.enemy
profileTOT = profile.tot
if profile.target then
profileTarget = 'focus'
self:RegisterEvent('PLAYER_FOCUS_CHANGED', 'OnChange')
else
profileTarget = 'target'
self:RegisterEvent('PLAYER_TARGET_CHANGED', 'OnChange')
end
if profileEnemy and profileTOT then
profileTargetTarget = profileTarget..'target'
self:EnableEventFrame()
else
self:DisableEventFrame()
self:OnChange() -- this is called from EnableEventFrame, so need one here
end
end
function TimeToDie:UpdateFrame(profile)
local frame = self.frame
if not frame then
frame = CreateFrame('Frame', nil, UIParent, 'TimeToDieFrameTemplate')
self.frame = frame
end
local text = frame.text
frame:ClearAllPoints()
frame:SetPoint(profile.p1, UIParent, profile.p2, profile.x, profile.y)
if profile.frame then
frame:Show()
else
frame:Hide()
profile.locked = true
end
if profile.locked then
frame.bg:Hide()
frame:EnableMouse(false)
dataobj.text = nil
else
frame.bg:Show()
frame:EnableMouse(true)
dataobj.text = 'TimeToDie'
end
text:SetFont(SML:Fetch('font', profile.font), profile.size, profile.outline)
text:SetTextColor(profile.r, profile.g, profile.b)
frame:SetFrameStrata(profile.strata)
text:SetJustifyH(profile.justify)
end
dataobj = LibStub:GetLibrary('LibDataBroker-1.1'):NewDataObject('TimeToDie', {
type = 'data source',
text = 'TTD',
label = 'TTD',
icon = 'Interface\\Icons\\Spell_Holy_BorrowedTime',
})
TimeToDie.dataobj = dataobj
--[===[@debug@
function TimeToDie:Debug(...)
if not self.debugging then return end
if not IsAddOnLoaded('Blizzard_DebugTools') then LoadAddOn('Blizzard_DebugTools') end
EventTraceFrame:Show()
EventTraceFrame_OnEvent(EventTraceFrame, ...)
end
--@end-debug@]===]
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