castbar: reset delays on new spell casts

compat/tbc.lua

@@ -5,6 +5,9 @@ if pfUI.expansion ~= "tbc" then return end
 -- [[ Constants ]]--
 CASTBAR_EVENT_CAST_DELAY = "UNIT_SPELLCAST_DELAYED"
 CASTBAR_EVENT_CHANNEL_DELAY = "UNIT_SPELLCAST_CHANNEL_UPDATE"
+CASTBAR_EVENT_CAST_START = "UNIT_SPELLCAST_START"
+CASTBAR_EVENT_CHANNEL_START = "UNIT_SPELLCAST_CHANNEL_START"
+
 EVENTS_MINIMAP_ZONE_UPDATE = {"PLAYER_ENTERING_WORLD", "ZONE_CHANGED_NEW_AREA", "ZONE_CHANGED"}
 
 MICRO_BUTTONS = {

compat/vanilla.lua

@@ -5,6 +5,9 @@ if pfUI.expansion ~= "vanilla" then return end
 -- [[ Constants ]]--
 CASTBAR_EVENT_CAST_DELAY = "SPELLCAST_DELAYED"
 CASTBAR_EVENT_CHANNEL_DELAY = "SPELLCAST_CHANNEL_UPDATE"
+CASTBAR_EVENT_CAST_START = "SPELLCAST_START"
+CASTBAR_EVENT_CHANNEL_START = "SPELLCAST_CHANNEL_START"
+
 EVENTS_MINIMAP_ZONE_UPDATE = {"PLAYER_ENTERING_WORLD", "MINIMAP_ZONE_CHANGED"}
 
 MICRO_BUTTONS = {

modules/castbar.lua

@@ -159,6 +159,8 @@ pfUI:RegisterModule("castbar", "vanilla:tbc", function ()
     local playerarg = nil
     cb:RegisterEvent(CASTBAR_EVENT_CAST_DELAY)
     cb:RegisterEvent(CASTBAR_EVENT_CHANNEL_DELAY)
+    cb:RegisterEvent(CASTBAR_EVENT_CAST_START)
+    cb:RegisterEvent(CASTBAR_EVENT_CHANNEL_START)
     cb:SetScript("OnEvent", function()
       if this.unitstr and not UnitIsUnit(this.unitstr, "player") then return end
       playerarg = pfUI.client <= 11200 or arg1 == "player" and true or nil
@@ -172,6 +174,8 @@ pfUI:RegisterModule("castbar", "vanilla:tbc", function ()
         local isChannel, _, _, _, startTime, endTime = UnitChannelInfo(this.unitstr or this.unitname)
         if not isChannel then return end
         this.delay = ( this.delay or 0 ) + this.bar:GetValue() - (endTime/1000 - GetTime())
+      elseif playerarg then
+        this.delay = 0
       end
     end)