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libs/libnameplate.lua

@@ -0,0 +1,75 @@
+local _G = ShaguTweaks.GetGlobalEnv()
+local GetExpansion = ShaguTweaks.GetExpansion
+local GetUnitData = ShaguTweaks.GetUnitData
+
+local NAMEPLATE_OBJECTORDER = { "border", "glow", "name", "level", "levelicon", "raidicon" }
+local NAMEPLATE_TYPE = "Button"
+if GetExpansion() == "tbc" then
+  NAMEPLATE_OBJECTORDER = { "border", "castborder", "casticon", "glow", "name", "level", "levelicon", "raidicon" }
+  NAMEPLATE_TYPE = "Frame"
+end
+
+local function IsNamePlate(frame)
+  if frame:GetObjectType() ~= NAMEPLATE_TYPE then return nil end
+  regions = frame:GetRegions()
+
+  if not regions then return nil end
+  if not regions.GetObjectType then return nil end
+  if not regions.GetTexture then return nil end
+
+  if regions:GetObjectType() ~= "Texture" then return nil end
+  return regions:GetTexture() == "Interface\\Tooltips\\Nameplate-Border" or nil
+end
+
+local registry = {}
+local initialized = 0
+local parentcount, childs, plate
+ShaguTweaks.libnameplate = CreateFrame("Frame", nil, UIParent)
+ShaguTweaks.libnameplate.OnInit = {}
+ShaguTweaks.libnameplate.OnShow = {}
+ShaguTweaks.libnameplate.OnUpdate = {}
+ShaguTweaks.libnameplate:SetScript("OnUpdate", function()
+  parentcount = WorldFrame:GetNumChildren()
+  if initialized < parentcount then
+    childs = { WorldFrame:GetChildren() }
+    for i = initialized + 1, parentcount do
+      plate = childs[i]
+
+      if IsNamePlate(plate) and not registry[plate] then
+        plate.healthbar = plate:GetChildren()
+        for i, object in pairs({plate:GetRegions()}) do
+          if plate and NAMEPLATE_OBJECTORDER[i] then
+            plate[NAMEPLATE_OBJECTORDER[i]] = object
+          end
+        end
+
+        -- run OnInit functions
+        for id, func in pairs(ShaguTweaks.libnameplate.OnInit) do
+          func(plate)
+        end
+
+        -- register OnUpdate functions
+        local oldUpdate = plate:GetScript("OnUpdate")
+        plate:SetScript("OnUpdate", function(self, elapsed)
+          if oldUpdate then oldUpdate(self, elapsed) end
+          for id, func in pairs(ShaguTweaks.libnameplate.OnUpdate) do
+            func(self, elapsed)
+          end
+        end)
+
+        -- register OnShow functions
+        local oldShow = plate:GetScript("OnShow")
+        plate:SetScript("OnShow", function(self)
+          if oldShow then oldShow(self) end
+          for id, func in pairs(ShaguTweaks.libnameplate.OnShow) do
+            func(self)
+          end
+        end)
+
+        registry[plate] = plate
+      end
+    end
+
+    initialized = parentcount
+  end
+end)