rudimentary color/blend for overlay

Author: creed-us

CompactUnitFrame_Update.lua

@@ -48,11 +48,18 @@ ns.HandleCompactUnitFrame_Update = function(frame)
 		absorbOverlay:SetPoint("TOPRIGHT", healthBar, "TOPRIGHT", 0, 0)
 		absorbOverlay:SetPoint("BOTTOMRIGHT", healthBar, "BOTTOMRIGHT", 0, 0)
 
-		local absorbOverlayWidth = (showAbsorb / maxHealth) * healthBarWidth
+		local absorbOverlayWidth = math.min((showAbsorb / maxHealth) * healthBarWidth, healthBarWidth)
 		absorbOverlay:SetWidth(absorbOverlayWidth)
 		absorbOverlay:SetTexCoord(0, absorbOverlayWidth / absorbOverlay.tileSize, 0,
 			healthBarHeight / absorbOverlay.tileSize)
 		absorbOverlay:SetAlpha(db.overshieldOverlayAlpha)
+
+		-- Apply custom color and blend mode to absorbOverlay
+		local color = db.absorbOverlayColor
+		absorbOverlay:SetDesaturated(true)
+		absorbOverlay:SetVertexColor(color.r, color.g, color.b, color.a)
+		absorbOverlay:SetBlendMode(db.absorbOverlayBlendMode)
+
 		absorbOverlay:Show()
 	else
 		absorbOverlay:Hide()

Options.lua

@@ -1,9 +1,11 @@
 local ADDON_NAME = ...
 
 OvershieldsReforged.defaults = {
-	overshieldTickAlpha       = 0.6, -- edge‑of‑bar tick glow alpha
-	overshieldOverlayAlpha    = 0.6, -- full‑bar overlay alpha
-	showTickWhenNotFullHealth = true, -- show tick when unit is not at full health
+	overshieldTickAlpha       = 0.6,                         -- edge‑of‑bar tick glow alpha
+	overshieldOverlayAlpha    = 0.6,                         -- full‑bar overlay alpha
+	showTickWhenNotFullHealth = true,                        -- show tick when unit is not at full health
+	absorbOverlayColor        = { r = 0, g = 0, b = 1, a = 1 }, -- default color
+	absorbOverlayBlendMode    = "BLEND",                     -- default blend mode
 }
 
 local function RegisterCanvas(frame)
@@ -63,6 +65,87 @@ function OvershieldsReforged:CreateCheckbox(option, label, parent)
 	return cb
 end
 
+local function ShowColorPicker(option, label, parent)
+	local btn = CreateFrame("Button", nil, parent, "UIPanelButtonTemplate")
+	btn:SetText(label)
+	btn:SetWidth(200)
+
+	local function UpdateColor(r, g, b, a)
+		OvershieldsReforged.db[option] = { r = r, g = g, b = b, a = a }
+		btn:SetText(string.format("%s: %.2f, %.2f, %.2f", label, r, g, b))
+	end
+
+	btn:SetScript("OnClick", function()
+		local color = OvershieldsReforged.db[option]
+		local options = {
+			swatchFunc = function()
+				local r, g, b = ColorPickerFrame:GetColorRGB()
+				local a = ColorPickerFrame:GetColorAlpha()
+				UpdateColor(r, g, b, a)
+			end,
+			opacityFunc = function()
+				local r, g, b = ColorPickerFrame:GetColorRGB()
+				local a = ColorPickerFrame:GetColorAlpha()
+				UpdateColor(r, g, b, a)
+			end,
+			cancelFunc = function(previousValues)
+				UpdateColor(previousValues.r, previousValues.g, previousValues.b, previousValues.a)
+			end,
+			hasOpacity = true,
+			opacity = color.a,
+			r = color.r,
+			g = color.g,
+			b = color.b,
+		}
+		ColorPickerFrame:SetupColorPickerAndShow(options)
+	end)
+
+	-- Initialize button text
+	local color = OvershieldsReforged.db[option]
+	btn:SetText(string.format("%s: %.2f, %.2f, %.2f", label, color.r, color.g, color.b))
+
+	-- Reset callback
+	EventRegistry:RegisterCallback(ADDON_NAME .. ".OnReset", function()
+		local default = OvershieldsReforged.defaults[option]
+		UpdateColor(default.r, default.g, default.b, default.a)
+	end, btn)
+
+	return btn
+end
+
+function OvershieldsReforged:CreateDropdown(option, label, parent, values)
+	local dropdown = CreateFrame("Frame", nil, parent, "UIDropDownMenuTemplate")
+	local text = parent:CreateFontString(nil, "ARTWORK", "GameFontNormal")
+	text:SetText(label)
+	text:SetPoint("LEFT", dropdown, "RIGHT", -10, 0)
+
+	UIDropDownMenu_SetWidth(dropdown, 150)
+	UIDropDownMenu_Initialize(dropdown, function(self, level)
+		for _, value in ipairs(values) do
+			local info = UIDropDownMenu_CreateInfo()
+			info.text = value
+			info.value = value
+			info.func = function()
+				OvershieldsReforged.db[option] = value
+				UIDropDownMenu_SetText(dropdown, value)
+			end
+			info.checked = (OvershieldsReforged.db[option] == value)
+			UIDropDownMenu_AddButton(info, level)
+		end
+	end)
+
+	UIDropDownMenu_SetText(dropdown, OvershieldsReforged.db[option])
+
+	-- Reset callback
+	EventRegistry:RegisterCallback(ADDON_NAME .. ".OnReset", function()
+		local default = OvershieldsReforged.defaults[option]
+		OvershieldsReforged.db[option] = default
+		UIDropDownMenu_SetText(dropdown, default)
+	end, dropdown)
+
+	return dropdown
+end
+
 function OvershieldsReforged:InitializeOptions()
 	self.panel_main = CreateFrame("Frame")
 	self.panel_main.name = "OvershieldsReforged"
@@ -84,9 +167,20 @@ function OvershieldsReforged:InitializeOptions()
 		self.panel_main)
 	showTickCheckbox:SetPoint("TOPLEFT", overlay, "BOTTOMLEFT", 0, -30)
 
+	-- Absorb overlay color picker
+	local colorPicker = ShowColorPicker("absorbOverlayColor", "Absorb Overlay Color", self.panel_main)
+	colorPicker:SetPoint("TOPLEFT", showTickCheckbox, "BOTTOMLEFT", 0, -30)
+
+	-- Absorb overlay blend mode dropdown
+	local blendModeDropdown = self:CreateDropdown("absorbOverlayBlendMode", "Absorb Overlay Blend Mode", self.panel_main,
+		{
+			"DISABLE", "BLEND", "ALPHAKEY", "ADD", "MOD"
+		})
+	blendModeDropdown:SetPoint("TOPLEFT", colorPicker, "BOTTOMLEFT", 0, -30)
+
 	-- Reset button
 	local btn = CreateFrame("Button", nil, self.panel_main, "UIPanelButtonTemplate")
-	btn:SetPoint("TOPLEFT", showTickCheckbox, "BOTTOMLEFT", 0, -40)
+	btn:SetPoint("TOPLEFT", blendModeDropdown, "BOTTOMLEFT", 0, -40)
 	btn:SetText(RESET)
 	btn:SetWidth(100)
 	btn:SetScript("OnClick", function()