minimap: add option to set minimap arrow scaling

modules/gui.lua

@@ -1895,6 +1895,7 @@ pfUI:RegisterModule("gui", "vanilla:tbc", function ()
 
     CreateGUIEntry(T["Minimap"], T["Minimap"], function()
       CreateConfig(U["minimap"], T["Minimap Size (|cffffaaaaExperimental|r)"], C.appearance.minimap, "size")
+      CreateConfig(U["minimap"], T["Minimap Player Arrow Scale"], C.appearance.minimap, "arrowscale")
       CreateConfig(nil, T["Zone Text On Minimap"], C.appearance.minimap, "zonetext", "dropdown", pfUI.gui.dropdowns.minimap_zone_visibility)
       CreateConfig(nil, T["Coordinates On Minimap"], C.appearance.minimap, "coordstext", "dropdown", pfUI.gui.dropdowns.minimap_cords_visibility)
       CreateConfig(nil, T["Coordinates Location"], C.appearance.minimap, "coordsloc", "dropdown", pfUI.gui.dropdowns.minimap_cords_position)

modules/minimap.lua

@@ -38,6 +38,22 @@ pfUI:RegisterModule("minimap", "vanilla:tbc", function ()
 
     Minimap:SetWidth(size)
     Minimap:SetHeight(size)
+
+    -- vanilla+tbc: do the best to detect the minimap arrow
+    local arrowscale = tonumber(C.appearance.minimap.arrowscale)
+    local minimaparrow = ({Minimap:GetChildren()})[9]
+    for k, v in pairs({Minimap:GetChildren()}) do
+      if v:IsObjectType("Model") and not v:GetName() then
+        if string.find(strlower(v:GetModel()), "interface\\minimap\\minimaparrow") then
+          minimaparrow = v
+          break
+        end
+      end
+    end
+
+    if minimaparrow then
+      minimaparrow:SetScale(arrowscale)
+    end
   end
 
   pfUI.minimap:UpdateConfig()