add: movement tracker module

Core.lua

@@ -1,10 +1,11 @@
 local addonName, DX = ...
 DX.Modules = {}
 
-function DX:AddModule(name, func)
+function DX:AddModule(name, desc, func)
     DX.Modules[name] = {
         Init = func,
-        Enabled = true
+        Enabled = true,
+        Description = desc
     }
 end
 

DX_Tweaks.toc

@@ -29,3 +29,4 @@ Core.lua
 
 # Modules
 modules\talentbackground\TalentBackground.lua
+modules\movementtracker\MovementTracker.lua

modules/movementtracker/MovementTracker.lua

@@ -0,0 +1,92 @@
+local addonName, DX = ...
+
+local LSM = LibStub("LibSharedMedia-3.0")
+
+local moduleName = "MovementTracker"
+local moduleDesc = "Tracks different movement cooldowns like Blink, Shimmer or Shift"
+local moduleTicker
+
+local movementCooldowns = {
+    Blink = 1953,
+    Shimmer = 212653,
+    Shift = 123
+}
+
+local movementConfig = {
+    [movementCooldowns.Blink] = {
+        text = "No Blink: "
+    },
+    [movementCooldowns.Shimmer] = {
+        text = "No Shimmer: "
+    },
+    [movementCooldowns.Shift] = {
+        text = "No Shift: "
+    }
+}
+
+local function LoadMovementTracker()
+    local eventFrame = CreateFrame("Frame")
+
+    -- Create the frame
+    local trackerFrame = CreateFrame("Frame", "DX_MovementTracker", UIParent)
+    trackerFrame:SetSize(400, 50)
+    trackerFrame:SetPoint("CENTER", UIParent, "CENTER", 0, 18)
+    trackerFrame:SetFrameStrata("LOW")
+    trackerFrame:Show()
+
+    local trackerText = trackerFrame:CreateFontString(nil, "OVERLAY")
+    local trackerFont = LSM:Fetch("font", "DX Narrow")
+    trackerText:SetFont(trackerFont, 20, "OUTLINE")
+    trackerText:SetPoint("CENTER")
+    trackerText:SetJustifyH("CENTER")
+    trackerText:SetTextColor(1, 1, 1, 1)
+
+    -- Returns the spellId of the learned movement cooldown
+    local function getRelevantSpellId()
+        if C_SpellBook.IsSpellKnown(movementCooldowns.Shimmer) then
+            return movementCooldowns.Shimmer
+        elseif C_SpellBook.IsSpellKnown(movementCooldowns.Blink) then
+            return movementCooldowns.Blink
+        elseif C_SpellBook.IsSpellKnown(movementCooldowns.Shift) then
+            return movementCooldowns.Shift
+        else
+            -- No spell known
+            return -1
+        end
+    end
+
+    -- Applies the cooldown to the TextFrame and hide/shows it accordingly
+    local function applyCooldownText()
+        local spellId = getRelevantSpellId()
+        local config = movementConfig[spellId]
+        local durationObject = C_Spell.GetSpellCooldownDuration(spellId)
+        local cooldown =  durationObject:GetRemainingDuration(1)
+
+        -- Ignore spell if only on GCD or not on cooldown
+        if (C_Spell.GetSpellCooldown(spellId).isOnGCD ~= false) or (not cooldown) or (cooldown == 0) then
+            trackerFrame:Hide()
+            if moduleTicker then
+                moduleTicker:Cancel()
+            end
+            return
+        end
+
+        trackerFrame:Show()
+        trackerText:SetText(string.format("%s%.1f", config.text, cooldown))
+    end
+
+    function eventFrame:SPELL_UPDATE_COOLDOWN()
+        if getRelevantSpellId() == -1 then
+            return
+        end
+        if moduleTicker then
+            moduleTicker:Cancel()
+        end
+        moduleTicker = C_Timer.NewTicker(0.1, applyCooldownText)
+    end
+
+    eventFrame:SetScript("OnEvent", function(self, event, ...) return self[event](self, ...) end)
+    eventFrame:RegisterEvent("SPELL_UPDATE_COOLDOWN")
+end
+
+DX:AddModule(moduleName, moduleDesc, LoadMovementTracker)

modules/talentbackground/TalentBackground.lua

@@ -2,6 +2,9 @@ local addonName, DX = ...
 
 local LSM = LibStub("LibSharedMedia-3.0")
 
+local moduleName = "TalentBackground"
+local moduleDesc = "Changes the background of the TalentFrame"
+
 local function LoadTalentBackground()
     local eventFrame = CreateFrame("Frame")
 
@@ -48,4 +51,4 @@ local function LoadTalentBackground()
     end
 end
 
-DX:AddModule("TalentBackground", LoadTalentBackground)
+DX:AddModule(moduleName, moduleDesc, LoadTalentBackground)