From 203a0b723210412f0e30b3bb666d3b238b57a1f0 Mon Sep 17 00:00:00 2001
From: iceroth <iceroth@example.com>
Date: Tue, 3 Oct 2006 20:02:00 +0000
Subject: [PATCH] Unit bars now have an option to pulse on set threshold

---
 IceBarElement.lua |   4 +-
 IceHUD.toc        |   2 +-
 IceUnitBar.lua    | 119 ++++++++++++++++++++++++++++++++++++++++++++--
 3 files changed, 119 insertions(+), 6 deletions(-)

diff --git a/IceBarElement.lua b/IceBarElement.lua
index f0255b3..6f1841e 100644
--- a/IceBarElement.lua
+++ b/IceBarElement.lua
@@ -275,13 +275,13 @@ function IceBarElement.prototype:CreateBar()
 		self.barFrame = CreateFrame("StatusBar", nil, self.frame)
 	end
 	
-	self.barFrame:SetFrameStrata("BACKGROUND")
+	self.barFrame:SetFrameStrata("HIGH")
 	self.barFrame:SetWidth(self.settings.barWidth)
 	self.barFrame:SetHeight(self.settings.barHeight)
 	
 	
 	if not (self.barFrame.bar) then
-		self.barFrame.bar = self.frame:CreateTexture(nil, "BACKGROUND")
+		self.barFrame.bar = self.frame:CreateTexture(nil, "MEDIUM")
 	end
 	
 	self.barFrame.bar:SetTexture(IceElement.TexturePath .. self.settings.barTexture)
diff --git a/IceHUD.toc b/IceHUD.toc
index 40d8d86..85cfa56 100644
--- a/IceHUD.toc
+++ b/IceHUD.toc
@@ -3,7 +3,7 @@
 ## Name: IceHUD
 ## Title: IceHUD |cff7fff7f -Ace2-|r
 ## Notes: Another HUD mod
-## Version: 0.7.3 ($Revision$)
+## Version: 0.7.4 ($Revision$)
 ## SavedVariables: IceCoreDB
 ## OptionalDeps: Ace2, DewdropLib, FuBar_ToFu, DruidBar, SoleManax, MobHealth, SpellStatusLib
 ## X-Category: UnitFrame
diff --git a/IceUnitBar.lua b/IceUnitBar.lua
index 4cf381f..db76bb5 100644
--- a/IceUnitBar.lua
+++ b/IceUnitBar.lua
@@ -5,22 +5,20 @@ IceUnitBar.virtual = true
 
 IceUnitBar.prototype.unit = nil
 IceUnitBar.prototype.alive = nil
-
 IceUnitBar.prototype.tapped = nil
 
 IceUnitBar.prototype.health = nil
 IceUnitBar.prototype.maxHealth = nil
 IceUnitBar.prototype.healthPercentage = nil
-
 IceUnitBar.prototype.mana = nil
 IceUnitBar.prototype.maxMana = nil
 IceUnitBar.prototype.manaPercentage = nil
 
 IceUnitBar.prototype.unitClass = nil
-
 IceUnitBar.prototype.hasPet = nil
 
 
+
 -- Constructor --
 function IceUnitBar.prototype:init(name, unit)
 	IceUnitBar.super.prototype.init(self, name)
@@ -28,11 +26,51 @@ function IceUnitBar.prototype:init(name, unit)
 	
 	self.unit = unit
 	_, self.unitClass = UnitClass(self.unit)
+	
 	self:SetDefaultColor("Dead", 0.5, 0.5, 0.5)
 	self:SetDefaultColor("Tapped", 0.8, 0.8, 0.8)
 end
 
 
+-- OVERRIDE
+function IceUnitBar.prototype:GetDefaultSettings()
+	local settings = IceUnitBar.super.prototype.GetDefaultSettings(self)
+	
+	settings["lowThreshold"] = 0
+	
+	return settings
+end
+
+
+-- OVERRIDE
+function IceUnitBar.prototype:GetOptions()
+	local opts = IceUnitBar.super.prototype.GetOptions(self)
+	
+	opts["lowThreshold"] = 
+	{
+		type = 'range',
+		name =  '|cff22bb22Low Threshold|r',
+		desc = 'Threshold of pulsing the bar (0 means never)',
+		get = function()
+			return self.moduleSettings.lowThreshold
+		end,
+		set = function(value)
+			self.moduleSettings.lowThreshold = value
+			self:Redraw()
+		end,
+		disabled = function()
+			return not self.moduleSettings.enabled
+		end,
+		min = 0,
+		max = 1,
+		step = 0.05,
+		isPercent = true,
+		order = 37
+	}
+	
+	return opts
+end
+
 
 -- 'Public' methods -----------------------------------------------------------
 
@@ -57,9 +95,50 @@ function IceUnitBar.prototype:Redraw()
 	end
 end
 
+
+
+
+
 -- 'Protected' methods --------------------------------------------------------
 
+-- OVERRIDE
+function IceUnitBar.prototype:CreateFrame()
+	IceUnitBar.super.prototype.CreateFrame(self)
+	
+	self:CreateFlashFrame()
+end
 
+-- Creates the low amount warning frame
+function IceUnitBar.prototype:CreateFlashFrame()
+	if not (self.flashFrame) then
+		self.flashFrame = CreateFrame("StatusBar", nil, self.frame)
+	end
+	
+	self.flashFrame:SetFrameStrata("LOW")
+	self.flashFrame:SetWidth(self.settings.barWidth)
+	self.flashFrame:SetHeight(self.settings.barHeight)
+	
+	
+	if not (self.flashFrame.flash) then
+		self.flashFrame.flash = self.flashFrame:CreateTexture(nil, "BACKGROUND")
+	end
+	
+	self.flashFrame.flash:SetTexture(IceElement.TexturePath .. self.settings.barTexture)
+	self.flashFrame.flash:SetBlendMode("ADD")
+	self.flashFrame.flash:SetAllPoints(self.flashFrame)
+	
+	self.flashFrame:SetStatusBarTexture(self.flashFrame.flash)
+
+	
+	self:SetScale(self.flashFrame.flash, 1)
+	self.flashFrame:SetAlpha(0)
+
+	self.flashFrame:ClearAllPoints()
+	self.flashFrame:SetPoint("BOTTOM", self.frame, "BOTTOM", 0, 0)
+end
+
+
+-- OVERRIDE
 function IceUnitBar.prototype:Update()
 	IceUnitBar.super.prototype.Update(self)
 	self.tapped = UnitIsTapped(self.unit) and (not UnitIsTappedByPlayer(self.unit))
@@ -90,3 +169,37 @@ function IceUnitBar.prototype:Dead()
 end
 
 
+-- OVERRIDE
+function IceUnitBar.prototype:UpdateBar(scale, color, alpha)
+	IceUnitBar.super.prototype.UpdateBar(self, scale, color, alpha)
+	
+	if (not self.flashFrame) then
+		-- skip if flashFrame hasn't been created yet
+		return
+	end
+	
+	self.flashFrame:SetStatusBarColor(self:GetColor(color))
+	
+	if (self.moduleSettings.lowThreshold > 0 and self.moduleSettings.lowThreshold >= scale and self.alive) then
+		self.flashFrame:SetScript("OnUpdate", function() self:OnFlashUpdate() end)
+	else
+		self.flashFrame:SetScript("OnUpdate", nil)
+		self.flashFrame:SetAlpha(0)
+	end
+end
+
+
+function IceUnitBar.prototype:OnFlashUpdate()
+	local time = GetTime()
+	local decimals = time - math.floor(time)
+	
+	if (decimals > 0.5) then
+		decimals = 1 - decimals
+	end
+	
+	decimals = decimals*1.1 -- add more dynanic to the color change
+	
+	self.flashFrame:SetAlpha(decimals)
+end
+
+