- added configurable raid icons to the target health bar

modules/TargetHealth.lua

@@ -31,6 +31,10 @@ function TargetHealth.prototype:GetDefaultSettings()
 	settings["hideBlizz"] = true
 	settings["upperText"] = "[PercentHP:Round]"
 	settings["lowerText"] = "[FractionalHP:HPColor:Bracket]"
+	settings["raidIconOnTop"] = true
+	settings["showRaidIcon"] = true
+	settings["raidIconXOffset"] = 12
+	settings["raidIconYOffset"] = 0
 
 	return settings
 end
@@ -111,6 +115,82 @@ function TargetHealth.prototype:GetOptions()
 		end,
 		order = 43
 	}
+
+	opts["showRaidIcon"] = {
+		type = "toggle",
+		name = "Show Raid Icon",
+		desc = "Whether or not to show the raid icon above this bar",
+		get = function()
+			return self.moduleSettings.showRaidIcon
+		end,
+		set = function(value)
+			self.moduleSettings.showRaidIcon = value
+			self:UpdateRaidTargetIcon()
+		end,
+		disabled = function()
+			return not self.moduleSettings.enabled
+		end,
+		order = 50
+	}
+
+	opts["raidIconOnTop"] = {
+		type = "toggle",
+		name = "Draw Raid Icon On Top",
+		desc = "Whether to draw the raid icon in front of or behind this bar",
+		get = function()
+			return self.moduleSettings.raidIconOnTop
+		end,
+		set = function(value)
+			self.moduleSettings.raidIconOnTop = value
+			self:UpdateRaidTargetIcon()
+		end,
+		disabled = function()
+			return not self.moduleSettings.enabled
+		end,
+		order = 51
+	}
+
+	opts["raidIconXOffset"] = {
+		type = "range",
+		name = "Raid Icon X Offset",
+		desc = "How far to push the raid icon right or left",
+		min = -50,
+		max = 50,
+		step = 1,
+		get = function()
+			return self.moduleSettings.raidIconXOffset
+		end,
+		set = function(value)
+			self.moduleSettings.raidIconXOffset = value
+			self:SetRaidIconPlacement()
+			self:Redraw()
+		end,
+		disabled = function()
+			return not self.moduleSettings.enabled
+		end,
+		order = 52
+	}
+
+	opts["raidIconYOffset"] = {
+		type = "range",
+		name = "Raid Icon Y Offset",
+		desc = "How far to push the raid icon up or down",
+		min = -300,
+		max = 50,
+		step = 1,
+		get = function()
+			return self.moduleSettings.raidIconYOffset
+		end,
+		set = function(value)
+			self.moduleSettings.raidIconYOffset = value
+			self:SetRaidIconPlacement()
+			self:Redraw()
+		end,
+		disabled = function()
+			return not self.moduleSettings.enabled
+		end,
+		order = 53
+	}
 	
 	return opts
 end
@@ -118,16 +198,19 @@ end
 
 function TargetHealth.prototype:Enable(core)
 	TargetHealth.super.prototype.Enable(self, core)
-	
+
 	self:RegisterEvent("UNIT_HEALTH", "Update")
 	self:RegisterEvent("UNIT_MAXHEALTH", "Update")
 	self:RegisterEvent("UNIT_FLAGS", "Update")
 	self:RegisterEvent("UNIT_FACTION", "Update")
-	
+	self:RegisterEvent("RAID_TARGET_UPDATE", "UpdateRaidTargetIcon")
+
 	if (self.moduleSettings.hideBlizz) then
 		self:HideBlizz()
 	end
-		
+
+	self:CreateRaidIconFrame()
+
 	self:Update(self.unit)
 end
 
@@ -143,7 +226,7 @@ function TargetHealth.prototype:Update(unit)
 	if (unit and (unit ~= self.unit)) then
 		return
 	end
-	
+
 	if not (UnitExists(unit)) then
 		self.frame:Hide()
 		return
@@ -151,6 +234,8 @@ function TargetHealth.prototype:Update(unit)
 		self.frame:Show()
 	end
 
+	self:UpdateRaidTargetIcon()
+
 	self.color = "TargetHealthFriendly" -- friendly > 4
 
 	local reaction = UnitReaction("target", "player")
@@ -203,6 +288,54 @@ function TargetHealth.prototype:Update(unit)
 end
 
 
+function TargetHealth.prototype:CreateRaidIconFrame()
+	if (not self.frame.raidIcon) then
+		self.frame.raidIcon = CreateFrame("Frame", nil, self.frame)
+	end
+
+	if (not self.frame.raidIcon.icon) then
+		self.frame.raidIcon.icon = self.frame.raidIcon:CreateTexture(nil, "BACKGROUND")
+		self.frame.raidIcon.icon:SetTexture("Interface\\TargetingFrame\\UI-RaidTargetingIcons")
+	end
+
+	self:SetRaidIconPlacement()
+	self.frame.raidIcon:SetWidth(16)
+	self.frame.raidIcon:SetHeight(16)
+
+	self.frame.raidIcon.icon:SetAllPoints(self.frame.raidIcon)
+	SetRaidTargetIconTexture(self.frame.raidIcon.icon, 0)
+	self.frame.raidIcon:Hide()
+end
+
+function TargetHealth.prototype:SetRaidIconPlacement()
+	self.frame.raidIcon:ClearAllPoints()
+	self.frame.raidIcon:SetPoint("BOTTOM", self.frame, "TOPLEFT", self.moduleSettings.raidIconXOffset, self.moduleSettings.raidIconYOffset)
+end
+
+
+function TargetHealth.prototype:UpdateRaidTargetIcon()
+	if self.moduleSettings.raidIconOnTop then
+		self.frame.raidIcon:SetFrameStrata("MEDIUM")
+	else
+		self.frame.raidIcon:SetFrameStrata("LOW")
+	end
+
+	if not (UnitExists(self.unit)) or not self.moduleSettings.showRaidIcon then
+		self.frame.raidIcon:Hide()
+		return
+	end
+
+	local index = GetRaidTargetIndex(self.unit);
+
+	if (index and (index > 0)) then
+		SetRaidTargetIconTexture(self.frame.raidIcon.icon, index)
+		self.frame.raidIcon:Show()
+	else
+		self.frame.raidIcon:Hide()
+	end
+end
+
+
 function TargetHealth.prototype:Round(health)
 	if (health > 1000000) then
 		return self:MathRound(health/1000000, 1) .. "M"