Add health gradient color mode for missing health bar

Config.lua

@@ -768,7 +768,17 @@ DF.PartyDefaults = {
     backgroundTexture = "Interface\\AddOns\\DandersFrames\\Media\\DF_Minimalist",
     missingHealthClassAlpha = 0.8,
     missingHealthColor = {r = 0.5, g = 0, b = 0, a = 0.8},
+    missingHealthColorHigh = {r = 0.05098039656877518, g = 1, b = 0, a = 1},
+    missingHealthColorHighUseClass = false,
+    missingHealthColorHighWeight = 1,
+    missingHealthColorLow = {r = 1, g = 0, b = 0, a = 1},
+    missingHealthColorLowUseClass = false,
+    missingHealthColorLowWeight = 2,
+    missingHealthColorMedium = {r = 1, g = 1, b = 0, a = 1},
+    missingHealthColorMediumUseClass = false,
+    missingHealthColorMediumWeight = 2,
     missingHealthColorMode = "CUSTOM",
+    missingHealthGradientAlpha = 0.8,
     missingHealthTexture = "Interface\\AddOns\\DandersFrames\\Media\\DF_Minimalist",
 
     -- Border
@@ -1863,7 +1873,17 @@ DF.RaidDefaults = {
     backgroundTexture = "Interface\\AddOns\\DandersFrames\\Media\\DF_Minimalist",
     missingHealthClassAlpha = 0.8,
     missingHealthColor = {r = 0.5, g = 0, b = 0, a = 0.8},
+    missingHealthColorHigh = {r = 0.05098039656877518, g = 1, b = 0, a = 1},
+    missingHealthColorHighUseClass = false,
+    missingHealthColorHighWeight = 1,
+    missingHealthColorLow = {r = 1, g = 0, b = 0, a = 1},
+    missingHealthColorLowUseClass = false,
+    missingHealthColorLowWeight = 2,
+    missingHealthColorMedium = {r = 1, g = 1, b = 0, a = 1},
+    missingHealthColorMediumUseClass = false,
+    missingHealthColorMediumWeight = 2,
     missingHealthColorMode = "CUSTOM",
+    missingHealthGradientAlpha = 0.8,
     missingHealthTexture = "Interface\\AddOns\\DandersFrames\\Media\\DF_Minimalist",
 
     -- Border

ExportCategories.lua

@@ -115,7 +115,17 @@ DF.ExportCategories = {
 
         -- Missing Health Background
         "missingHealthColor",
+        "missingHealthColorHigh",
+        "missingHealthColorHighUseClass",
+        "missingHealthColorHighWeight",
+        "missingHealthColorLow",
+        "missingHealthColorLowUseClass",
+        "missingHealthColorLowWeight",
+        "missingHealthColorMedium",
+        "missingHealthColorMediumUseClass",
+        "missingHealthColorMediumWeight",
         "missingHealthColorMode",
+        "missingHealthGradientAlpha",
         "missingHealthTexture",
         "missingHealthClassAlpha",
 

Frames/Colors.lua

@@ -106,42 +106,46 @@ DF.SetBarValue = SetBarValue
 
 function DF:UpdateColorCurve()
     DF.CurveCache = {}
+    DF.MissingHealthCurveCache = {}
 end
 
 -- Get a color curve for gradient mode
-function DF:GetCurveForUnit(unit, db)
+-- prefix: db key prefix ("healthColor" or "missingHealthColor")
+-- cache: cache table to use (DF.CurveCache or DF.MissingHealthCurveCache)
+function DF:GetCurveForUnit(unit, db, prefix, cache)
     if not unit then return nil end
+    prefix = prefix or "healthColor"
+    cache = cache or DF.CurveCache
 
-    local useClass = db.healthColorLowUseClass or db.healthColorMediumUseClass or db.healthColorHighUseClass
+    local useClass = db[prefix .. "LowUseClass"] or db[prefix .. "MediumUseClass"] or db[prefix .. "HighUseClass"]
     local class = "DEFAULT"
 
     if useClass then
         _, class = UnitClass(unit)
         if not class then class = "DEFAULT" end
     end
 
-    if not DF.CurveCache then DF.CurveCache = {} end
-    if DF.CurveCache[class] then return DF.CurveCache[class] end
+    if cache[class] then return cache[class] end
 
     if not C_CurveUtil or not C_CurveUtil.CreateColorCurve then return nil end
 
     local curve = C_CurveUtil.CreateColorCurve()
     curve:SetType(Enum.LuaCurveType.Linear)
 
     local function GetStageColor(stage)
-        if db["healthColor" .. stage .. "UseClass"] and class ~= "DEFAULT" then
+        if db[prefix .. stage .. "UseClass"] and class ~= "DEFAULT" then
             local c = DF:GetClassColor(class)
             if c then return c.r, c.g, c.b, 1.0 end
             return 0.5, 0.5, 0.5, 1.0
         else
-            local c = db["healthColor" .. stage]
+            local c = db[prefix .. stage]
             return c.r, c.g, c.b, c.a or 1
         end
     end
 
-    local lowW = math.max(1, math.floor(db.healthColorLowWeight or 1))
-    local medW = math.max(1, math.floor(db.healthColorMediumWeight or 1))
-    local highW = math.max(1, math.floor(db.healthColorHighWeight or 1))
+    local lowW = math.max(1, math.floor(db[prefix .. "LowWeight"] or 1))
+    local medW = math.max(1, math.floor(db[prefix .. "MediumWeight"] or 1))
+    local highW = math.max(1, math.floor(db[prefix .. "HighWeight"] or 1))
 
     local lr, lg, lb, la = GetStageColor("Low")
     local mr, mg, mb, ma = GetStageColor("Medium")
@@ -164,29 +168,26 @@ function DF:GetCurveForUnit(unit, db)
         curve:AddPoint(position, col)
     end
 
-    DF.CurveCache[class] = curve
+    cache[class] = curve
     return curve
 end
 
 -- Get gradient color for a health percentage using actual db settings
 -- This replicates the curve logic for test mode where we don't have a real unit
-function DF:GetHealthGradientColor(percent, db, testClass)
-    -- Get weights
-    local lowW = math.max(1, math.floor(db.healthColorLowWeight or 1))
-    local medW = math.max(1, math.floor(db.healthColorMediumWeight or 1))
-    local highW = math.max(1, math.floor(db.healthColorHighWeight or 1))
+-- prefix: db key prefix ("healthColor" or "missingHealthColor")
+function DF:GetHealthGradientColor(percent, db, testClass, prefix)
+    prefix = prefix or "healthColor"
+
+    local lowW = math.max(1, math.floor(db[prefix .. "LowWeight"] or 1))
+    local medW = math.max(1, math.floor(db[prefix .. "MediumWeight"] or 1))
+    local highW = math.max(1, math.floor(db[prefix .. "HighWeight"] or 1))
 
-    -- Helper to get stage color (respects "use class color" option)
     local function GetStageColor(stage)
-        local useClassKey = "healthColor" .. stage .. "UseClass"
-        local colorKey = "healthColor" .. stage
-
-        if db[useClassKey] and testClass then
+        if db[prefix .. stage .. "UseClass"] and testClass then
             local c = DF:GetClassColor(testClass)
             if c then return {r = c.r, g = c.g, b = c.b} end
         end
-
-        return db[colorKey] or {r = 0.5, g = 0.5, b = 0.5}
+        return db[prefix .. stage] or {r = 0.5, g = 0.5, b = 0.5}
     end
 
     local lowColor = GetStageColor("Low")

Frames/Core.lua

@@ -168,6 +168,13 @@ local function SetMissingHealthBarValue(bar, unit, frame)
         bar:SetValue(missingHealth)
     end
 
+    -- Update texture before color (SetStatusBarTexture resets vertex color)
+    local texture = db and db.missingHealthTexture
+    if not texture or texture == "" then
+        texture = db and db.healthTexture or "Interface\\TargetingFrame\\UI-StatusBar"
+    end
+    bar:SetStatusBarTexture(texture)
+
     -- Update color based on color mode
     local colorMode = db and db.missingHealthColorMode or "CUSTOM"
     local r, g, b, a
@@ -181,6 +188,23 @@ local function SetMissingHealthBarValue(bar, unit, frame)
         local c = db.fadeDeadBackgroundColor or {r = 0.3, g = 0, b = 0}
         r, g, b = c.r, c.g, c.b
         a = db.fadeDeadBackground or 0.4
+    elseif colorMode == "PERCENT" and unit and UnitExists(unit) then
+        -- Use health gradient curve
+        local applied = false
+        local curve = DF:GetCurveForUnit(unit, db, "missingHealthColor", DF.MissingHealthCurveCache)
+        if curve and UnitHealthPercent then
+            local color = UnitHealthPercent(unit, true, curve)
+            local tex = bar:GetStatusBarTexture()
+            if color and tex then
+                tex:SetVertexColor(color:GetRGB())
+                tex:SetAlpha(db.missingHealthGradientAlpha or 0.8)
+                applied = true
+            end
+        end
+        if not applied then
+            r, g, b = 0.5, 0, 0
+            a = db.missingHealthGradientAlpha or 0.8
+        end
     elseif colorMode == "CLASS" and unit and UnitExists(unit) then
         -- Use class color
         local _, class = UnitClass(unit)
@@ -196,14 +220,9 @@ local function SetMissingHealthBarValue(bar, unit, frame)
         local missingColor = db and db.missingHealthColor or {r = 0.5, g = 0, b = 0, a = 0.8}
         r, g, b, a = missingColor.r, missingColor.g, missingColor.b, missingColor.a or 0.8
     end
-    bar:SetStatusBarColor(r, g, b, a)
-
-    -- Update texture - use missingHealthTexture if set, otherwise fall back to healthTexture
-    local texture = db and db.missingHealthTexture
-    if not texture or texture == "" then
-        texture = db and db.healthTexture or "Interface\\TargetingFrame\\UI-StatusBar"
+    if r then
+        bar:SetStatusBarColor(r, g, b, a)
     end
-    bar:SetStatusBarTexture(texture)
 
     bar:Show()
 end

GUI/GUI.lua

@@ -4251,7 +4251,8 @@ function GUI:CreateHighlightRosterWidget(parent, getPlayersFunc, setPlayersFunc,
 end
 
 -- Gradient Preview Bar
-function GUI:CreateGradientBar(parent, width, height, db)
+function GUI:CreateGradientBar(parent, width, height, db, prefix)
+    prefix = prefix or "healthColor"
     local f = CreateFrame("Frame", nil, parent, "BackdropTemplate")
     f:SetSize(width or 360, height or 24)
     CreateElementBackdrop(f)
@@ -4277,10 +4278,10 @@ function GUI:CreateGradientBar(parent, width, height, db)
         local classCol = DF:GetClassColor(pClass)
 
         local function GetC(stage)
-            if db["healthColor" .. stage .. "UseClass"] then
+            if db[prefix .. stage .. "UseClass"] then
                 return CreateColor(classCol.r, classCol.g, classCol.b, 1)
             end
-            local c = db["healthColor" .. stage]
+            local c = db[prefix .. stage]
             if not c or not c.r then return CreateColor(1, 1, 1, 1) end
             return CreateColor(c.r, c.g, c.b, 1)
         end
@@ -4289,9 +4290,9 @@ function GUI:CreateGradientBar(parent, width, height, db)
         local mCol = GetC("Medium")
         local hCol = GetC("High")
 
-        local lowW = math.max(1, math.floor(db.healthColorLowWeight or 1))
-        local medW = math.max(1, math.floor(db.healthColorMediumWeight or 1))
-        local highW = math.max(1, math.floor(db.healthColorHighWeight or 1))
+        local lowW = math.max(1, math.floor(db[prefix .. "LowWeight"] or 1))
+        local medW = math.max(1, math.floor(db[prefix .. "MediumWeight"] or 1))
+        local highW = math.max(1, math.floor(db[prefix .. "HighWeight"] or 1))
 
         local points = {}
         for i = 1, lowW do table.insert(points, lCol) end