add rotation assist highlighting on CDM and action bars, as well as a dedicated rotation assist icon

Localization/enUS.lua

@@ -387,3 +387,39 @@ L["INDEX"] = "Index"
 L["DISPLAY_ORDER_DESC"] = "Display order (lower = earlier)"
 L["VIEWER"] = "Viewer"
 L["ASSIGN_ENTRY_TO_VIEWER_DESC"] = "Assign entry to viewer"
+
+L["ROTATION_ASSIST"] = "Rotation Assist"
+L["ROTATION_ASSIST_DESC"] = "Highlight the next recommended ability using Blizzard's Assisted Combat system"
+L["CDM_HIGHLIGHT"] = "CDM Highlight"
+L["CDM_HIGHLIGHT_DESC"] = "Show a colored border on CDM icons matching the next recommended spell"
+L["ACTION_BAR_HIGHLIGHT"] = "Action Bar Highlight"
+L["ACTION_BAR_HIGHLIGHT_DESC"] = "Show a colored border on action bar buttons matching the next recommended spell"
+L["ROTATION_ASSIST_BUTTON"] = "Rotation Assist Button"
+L["ROTATION_ASSIST_BUTTON_DESC"] = "Show a standalone icon displaying the next recommended spell"
+L["HIGHLIGHT_COLOR"] = "Highlight Color"
+L["HIGHLIGHT_COLOR_DESC"] = "Color of the rotation assist highlight border"
+L["HIGHLIGHT_THICKNESS"] = "Highlight Thickness"
+L["HIGHLIGHT_THICKNESS_DESC"] = "Thickness of the highlight border in pixels"
+L["VISIBILITY_MODE"] = "Visibility"
+L["VISIBILITY_MODE_DESC"] = "When to show the rotation assist button"
+L["VISIBILITY_ALWAYS"] = "Always"
+L["VISIBILITY_COMBAT"] = "In Combat"
+L["VISIBILITY_HOSTILE"] = "Hostile Target"
+L["LOCK_POSITION"] = "Lock Position"
+L["LOCK_POSITION_DESC"] = "Lock the button position (unlock to drag)"
+L["BUTTON_SIZE"] = "Button Size"
+L["BUTTON_SIZE_DESC"] = "Size of the rotation assist button"
+L["FRAME_STRATA"] = "Frame Strata"
+L["FRAME_STRATA_DESC"] = "Frame stacking layer"
+L["SHOW_BORDER"] = "Show Border"
+L["SHOW_BORDER_DESC"] = "Show a border around the button"
+L["SHOW_GCD_SWIPE"] = "Show GCD Swipe"
+L["SHOW_GCD_SWIPE_DESC"] = "Show global cooldown animation on the button"
+L["SHOW_KEYBIND"] = "Show Keybind"
+L["SHOW_KEYBIND_DESC"] = "Show the spell's keybind on the button"
+L["HIGHLIGHT_STYLE"] = "Highlight Style"
+L["HIGHLIGHT_STYLE_DESC"] = "How the highlighted icon is displayed"
+L["STYLE_BORDER"] = "Border"
+L["STYLE_GLOW"] = "Glow"
+L["RESET_POSITION"] = "Reset Position"
+L["RESET_POSITION_DESC"] = "Reset button position to default"

Modules/uCDM/uCDM.lua

@@ -192,6 +192,49 @@ local defaults = {
             },
         },
     },
+    rotationAssist = {
+        cdmHighlight = {
+            essential = {
+                enabled = false,
+                color = {r = 0, g = 1, b = 0.84, a = 0.8},
+                thickness = 2,
+                style = "border",
+            },
+            utility = {
+                enabled = false,
+                color = {r = 0, g = 1, b = 0.84, a = 0.8},
+                thickness = 2,
+                style = "border",
+            },
+        },
+        actionBarHighlight = {
+            enabled = false,
+            color = {r = 0, g = 1, b = 0.84, a = 0.8},
+            thickness = 2,
+            style = "border",
+        },
+        button = {
+            enabled = false,
+            isLocked = true,
+            iconSize = 56,
+            visibility = "always",
+            frameStrata = "MEDIUM",
+            showBorder = true,
+            borderThickness = 2,
+            borderColor = {r = 0, g = 0, b = 0, a = 1},
+            cooldownSwipeEnabled = true,
+            showKeybind = true,
+            keybindSize = 13,
+            keybindColor = {r = 1, g = 1, b = 1, a = 1},
+            keybindPoint = "BOTTOMRIGHT",
+            keybindOffsetX = -2,
+            keybindOffsetY = 2,
+            anchorFrom = "CENTER",
+            anchorTo = "CENTER",
+            offsetX = 0,
+            offsetY = -180,
+        },
+    },
     customEntries = {},
     positions = {},
 }
@@ -208,6 +251,7 @@ function module:OnInitialize()
     if self.LayoutEngine then self.LayoutEngine.Initialize() end
     if self.Keybinds then self.Keybinds.Initialize() end
     if self.Anchoring then self.Anchoring.Initialize() end
+    if self.RotationAssist then self.RotationAssist.Initialize() end
 
     -- Register events
     self:RegisterEvent("PLAYER_EQUIPMENT_CHANGED", "OnEquipmentChanged")

Modules/uCDM/uCDM.xml

@@ -15,7 +15,10 @@
 
     <!-- Keybind display -->
     <Script file="uCDM_Keybinds.lua"/>
-
+
+    <!-- Rotation assist highlighting -->
+    <Script file="uCDM_RotationAssist.lua"/>
+
     <!-- Viewer anchoring -->
     <Script file="uCDM_Anchoring.lua"/>