local MAJOR_VERSION="LibButtonGlow-1.0"
local MINOR_VERSION=8
if not LibStub then error(MAJOR_VERSION .. " requires LibStub.") end
local lib,oldversion=LibStub:NewLibrary(MAJOR_VERSION,MINOR_VERSION)
if not lib then return end
local Masque=LibStub("Masque",true)
lib.unusedOverlays=lib.unusedOverlays or {}
lib.numOverlays=lib.numOverlays or 0
local tinsert,tremove,tostring=table.insert,table.remove,tostring
local function OverlayGlowAnimOutFinished(animGroup)
local overlay=animGroup:GetParent()
local frame=overlay:GetParent()
overlay:Hide()
tinsert(lib.unusedOverlays,overlay)
frame.__LBGoverlay=nil
end
local function OverlayGlow_OnHide(self)
if self.animOut:IsPlaying()then
self.animOut:Stop()
OverlayGlowAnimOutFinished(self.animOut)
end
end
local function OverlayGlow_OnUpdate(self,elapsed)
AnimateTexCoords(self.ants,256,256,48,48,22,elapsed,0.01)
local cooldown=self:GetParent().cooldown
if cooldown and cooldown:IsShown() and cooldown:GetCooldownDuration() > 3000 then
self:SetAlpha(0.5)
else
self:SetAlpha(1.0)
end
end
local function CreateScaleAnim(group,target,order,duration,x,y,delay)
local scale=group:CreateAnimation("Scale")
scale:SetTarget(target)
scale:SetOrder(order)
scale:SetDuration(duration)
scale:SetScale(x,y)
if delay then
scale:SetStartDelay(delay)
end
end
local function CreateAlphaAnim(group,target,order,duration,fromAlpha,toAlpha,delay)
local alpha=group:CreateAnimation("Alpha")
alpha:SetTarget(target)
alpha:SetOrder(order)
alpha:SetDuration(duration)
alpha:SetFromAlpha(fromAlpha)
alpha:SetToAlpha(toAlpha)
if delay then
alpha:SetStartDelay(delay)
end
end
local function AnimIn_OnPlay(group)
local frame=group:GetParent()
local frameWidth,frameHeight=frame:GetSize()
frame.spark:SetSize(frameWidth,frameHeight)
frame.spark:SetAlpha(0.3)
frame.innerGlow:SetSize(frameWidth / 2,frameHeight / 2)
frame.innerGlow:SetAlpha(1.0)
frame.innerGlowOver:SetAlpha(1.0)
frame.outerGlow:SetSize(frameWidth * 2,frameHeight * 2)
frame.outerGlow:SetAlpha(1.0)
frame.outerGlowOver:SetAlpha(1.0)
frame.ants:SetSize(frameWidth * 0.85,frameHeight * 0.85)
frame.ants:SetAlpha(0)
frame:Show()
end
local function AnimIn_OnFinished(group)
local frame=group:GetParent()
local frameWidth,frameHeight=frame:GetSize()
frame.spark:SetAlpha(0)
frame.innerGlow:SetAlpha(0)
frame.innerGlow:SetSize(frameWidth,frameHeight)
frame.innerGlowOver:SetAlpha(0.0)
frame.outerGlow:SetSize(frameWidth,frameHeight)
frame.outerGlowOver:SetAlpha(0.0)
frame.outerGlowOver:SetSize(frameWidth,frameHeight)
frame.ants:SetAlpha(1.0)
end
local function CreateOverlayGlow()
lib.numOverlays=lib.numOverlays + 1
local name="ButtonGlowOverlay" .. tostring(lib.numOverlays)
local overlay=CreateFrame("Frame",name,UIParent)
overlay.spark=overlay:CreateTexture(name .. "Spark", "BACKGROUND")
overlay.spark:SetPoint("CENTER")
overlay.spark:SetAlpha(0)
overlay.spark:SetTexture([[Interface\SpellActivationOverlay\IconAlert]])
overlay.spark:SetTexCoord(0.00781250,0.61718750,0.00390625,0.26953125)
overlay.innerGlow=overlay:CreateTexture(name .. "InnerGlow", "ARTWORK")
overlay.innerGlow:SetPoint("CENTER")
overlay.innerGlow:SetAlpha(0)
overlay.innerGlow:SetTexture([[Interface\SpellActivationOverlay\IconAlert]])
overlay.innerGlow:SetTexCoord(0.00781250,0.50781250,0.27734375,0.52734375)
overlay.innerGlowOver=overlay:CreateTexture(name .. "InnerGlowOver", "ARTWORK")
overlay.innerGlowOver:SetPoint("TOPLEFT",overlay.innerGlow, "TOPLEFT")
overlay.innerGlowOver:SetPoint("BOTTOMRIGHT",overlay.innerGlow, "BOTTOMRIGHT")
overlay.innerGlowOver:SetAlpha(0)
overlay.innerGlowOver:SetTexture([[Interface\SpellActivationOverlay\IconAlert]])
overlay.innerGlowOver:SetTexCoord(0.00781250,0.50781250,0.53515625,0.78515625)
overlay.outerGlow=overlay:CreateTexture(name .. "OuterGlow", "ARTWORK")
overlay.outerGlow:SetPoint("CENTER")
overlay.outerGlow:SetAlpha(0)
overlay.outerGlow:SetTexture([[Interface\SpellActivationOverlay\IconAlert]])
overlay.outerGlow:SetTexCoord(0.00781250,0.50781250,0.27734375,0.52734375)
overlay.outerGlowOver=overlay:CreateTexture(name .. "OuterGlowOver", "ARTWORK")
overlay.outerGlowOver:SetPoint("TOPLEFT",overlay.outerGlow, "TOPLEFT")
overlay.outerGlowOver:SetPoint("BOTTOMRIGHT",overlay.outerGlow, "BOTTOMRIGHT")
overlay.outerGlowOver:SetAlpha(0)
overlay.outerGlowOver:SetTexture([[Interface\SpellActivationOverlay\IconAlert]])
overlay.outerGlowOver:SetTexCoord(0.00781250,0.50781250,0.53515625,0.78515625)
overlay.ants=overlay:CreateTexture(name .. "Ants", "OVERLAY")
overlay.ants:SetPoint("CENTER")
overlay.ants:SetAlpha(0)
overlay.ants:SetTexture([[Interface\SpellActivationOverlay\IconAlertAnts]])
overlay.animIn=overlay:CreateAnimationGroup()
CreateScaleAnim(overlay.animIn,overlay.spark,1,0.2,1.5,1.5)
CreateAlphaAnim(overlay.animIn,overlay.spark,1,0.2,0,1)
CreateScaleAnim(overlay.animIn,overlay.innerGlow,1,0.3,2,2)
CreateScaleAnim(overlay.animIn,overlay.innerGlowOver,1,0.3,2,2)
CreateAlphaAnim(overlay.animIn,overlay.innerGlowOver,1,0.3,1,0)
CreateScaleAnim(overlay.animIn,overlay.outerGlow,1,0.3,0.5,0.5)
CreateScaleAnim(overlay.animIn,overlay.outerGlowOver,1,0.3,0.5,0.5)
CreateAlphaAnim(overlay.animIn,overlay.outerGlowOver,1,0.3,1,0)
CreateScaleAnim(overlay.animIn,overlay.spark,1,0.2,2/3,2/3,0.2)
CreateAlphaAnim(overlay.animIn,overlay.spark,1,0.2,1,0,0.2)
CreateAlphaAnim(overlay.animIn,overlay.innerGlow,1,0.2,1,0,0.3)
CreateAlphaAnim(overlay.animIn,overlay.ants,1,0.2,0,1,0.3)
overlay.animIn:SetScript("OnPlay",AnimIn_OnPlay)
overlay.animIn:SetScript("OnFinished",AnimIn_OnFinished)
overlay.animOut=overlay:CreateAnimationGroup()
CreateAlphaAnim(overlay.animOut,overlay.outerGlowOver,1,0.2,0,1)
CreateAlphaAnim(overlay.animOut,overlay.ants,1,0.2,1,0)
CreateAlphaAnim(overlay.animOut,overlay.outerGlowOver,2,0.2,1,0)
CreateAlphaAnim(overlay.animOut,overlay.outerGlow,2,0.2,1,0)
overlay.animOut:SetScript("OnFinished",OverlayGlowAnimOutFinished)
overlay:SetScript("OnUpdate",OverlayGlow_OnUpdate)
overlay:SetScript("OnHide",OverlayGlow_OnHide)
overlay.__LBGVersion=MINOR_VERSION
return overlay
end
local function GetOverlayGlow()
local overlay=tremove(lib.unusedOverlays)
if not overlay then
overlay=CreateOverlayGlow()
end
return overlay
end
function lib.ShowOverlayGlow(frame)
if frame.__LBGoverlay then
if frame.__LBGoverlay.animOut:IsPlaying()then
frame.__LBGoverlay.animOut:Stop()
frame.__LBGoverlay.animIn:Play()
end
else
local overlay=GetOverlayGlow()
local frameWidth,frameHeight=frame:GetSize()
overlay:SetParent(frame)
overlay:SetFrameLevel(frame:GetFrameLevel() + 5)
overlay:ClearAllPoints()
overlay:SetSize(frameWidth * 1.4,frameHeight * 1.4)
overlay:SetPoint("TOPLEFT",frame, "TOPLEFT",-frameWidth * 0.2,frameHeight * 0.2)
overlay:SetPoint("BOTTOMRIGHT",frame, "BOTTOMRIGHT",frameWidth * 0.2,-frameHeight * 0.2)
overlay.animIn:Play()
frame.__LBGoverlay=overlay
if Masque and Masque.UpdateSpellAlert and (not frame.overlay or not issecurevariable(frame, "overlay"))then
local old_overlay=frame.overlay
frame.overlay=overlay
Masque:UpdateSpellAlert(frame)
frame.overlay=old_overlay
end
end
end
function lib.HideOverlayGlow(frame)
if frame.__LBGoverlay then
if frame.__LBGoverlay.animIn:IsPlaying()then
frame.__LBGoverlay.animIn:Stop()
end
if frame:IsVisible()then
frame.__LBGoverlay.animOut:Play()
else
OverlayGlowAnimOutFinished(frame.__LBGoverlay.animOut)
end
end
end