local addon, ns = ...
local cfg = ns.cfg
local cast = CreateFrame("Frame")
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-- FUNCTIONS
-----------------------------
-- special thanks to Allez for coming up with this solution
local channelingTicks = {
-- warlock
[GetSpellInfo(1120)] = 5, -- drain soul
[GetSpellInfo(689)] = 5, -- drain life
[GetSpellInfo(5740)] = 4, -- rain of fire
[GetSpellInfo(79268)] = 4, -- soul harvest
-- druid
[GetSpellInfo(740)] = 4, -- Tranquility
[GetSpellInfo(16914)] = 10, -- Hurricane
-- priest
[GetSpellInfo(15407)] = 3, -- mind flay
[GetSpellInfo(48045)] = 5, -- mind sear
[GetSpellInfo(47540)] = 2, -- penance
-- mage
[GetSpellInfo(5143)] = 5, -- arcane missiles
[GetSpellInfo(10)] = 5, -- blizzard
[GetSpellInfo(12051)] = 4, -- evocation
-- shaman
[GetSpellInfo(61882)] = 8 -- earthquake
}
local ticks = {}
cast.setBarTicks = function(castBar, ticknum)
if ticknum and ticknum > 0 then
local delta = castBar:GetWidth() / ticknum
for k = 1, ticknum do
if not ticks[k] then
ticks[k] = castBar:CreateTexture(nil, 'OVERLAY')
ticks[k]:SetTexture(cfg.statusbar_texture)
ticks[k]:SetVertexColor(0, 0, 0)
ticks[k]:SetWidth(1)
ticks[k]:SetHeight(castBar:GetHeight())
end
ticks[k]:ClearAllPoints()
ticks[k]:SetPoint("CENTER", castBar, "LEFT", delta * k, 0 )
ticks[k]:Show()
end
else
for k, v in pairs(ticks) do
v:Hide()
end
end
end
cast.OnCastbarUpdate = function(self, elapsed)
local currentTime = GetTime()
if self.casting or self.channeling then
local parent = self:GetParent()
local duration = self.casting and self.duration + elapsed or self.duration - elapsed
if (self.casting and duration >= self.max) or (self.channeling and duration <= 0) then
self.casting = nil
self.channeling = nil
return
end
if parent.unit == 'player' then
if self.delay ~= 0 then
self.Time:SetFormattedText('%.1f / |cffff0000%.1f|r', duration, self.casting and self.max + self.delay or self.max - self.delay)
else
self.Time:SetFormattedText('%.1f / %.1f', duration, self.max)
self.Lag:SetFormattedText("%d ms", self.SafeZone.timeDiff * 1000)
end
else
self.Time:SetFormattedText('%.1f / %.1f', duration, self.casting and self.max + self.delay or self.max - self.delay)
end
self.duration = duration
self:SetValue(duration)
self.Spark:SetPoint('CENTER', self, 'LEFT', (duration / self.max) * self:GetWidth(), 0)
else
self.Spark:Hide()
local alpha = self:GetAlpha() - 0.02
if alpha > 0 then
self:SetAlpha(alpha)
else
self.fadeOut = nil
self:Hide()
end
end
end
cast.OnCastSent = function(self, event, unit, spell, rank)
if self.unit ~= unit or not self.Castbar.SafeZone then return end
self.Castbar.SafeZone.sendTime = GetTime()
end
cast.PostCastStart = function(self, unit, name, rank, text)
local pcolor = {255/255, 128/255, 128/255}
local interruptcb = {95/255, 182/255, 255/255}
self:SetAlpha(1.0)
self.Spark:Show()
self:SetStatusBarColor(unpack(self.casting and self.CastingColor or self.ChannelingColor))
if unit == "player"then
local sf = self.SafeZone
sf.timeDiff = GetTime() - sf.sendTime
sf.timeDiff = sf.timeDiff > self.max and self.max or sf.timeDiff
sf:SetWidth(self:GetWidth() * sf.timeDiff / self.max)
sf:Show()
if self.casting then
cast.setBarTicks(self, 0)
else
local spell = UnitChannelInfo(unit)
self.channelingTicks = channelingTicks[spell] or 0
cast.setBarTicks(self, self.channelingTicks)
end
elseif (unit == "target" or unit == "focus") and not self.interrupt then
self:SetStatusBarColor(interruptcb[1],interruptcb[2],interruptcb[3],1)
else
self:SetStatusBarColor(pcolor[1], pcolor[2], pcolor[3],1)
end
end
cast.PostCastStop = function(self, unit, name, rank, castid)
if not self.fadeOut then
self:SetStatusBarColor(unpack(self.CompleteColor))
self.fadeOut = true
end
self:SetValue(self.max)
self:Show()
end
cast.PostChannelStop = function(self, unit, name, rank)
self.fadeOut = true
self:SetValue(0)
self:Show()
end
cast.PostCastFailed = function(self, event, unit, name, rank, castid)
self:SetStatusBarColor(unpack(self.FailColor))
self:SetValue(self.max)
if not self.fadeOut then
self.fadeOut = true
end
self:Show()
end
--hand the lib to the namespace for further usage
ns.cast = cast