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FreeUI = {
        ["backdrop"] = "Interface\\ChatFrame\\ChatFrameBackground", -- default backdrop
        ["font"] = "Interface\\Addons\\SharedMedia\\fonts\\HOOG0557.TTF", -- default pixel font
        ["font2"] = "Interface\\Addons\\SharedMedia\\fonts\\HOOG0557.TTF", -- quest tracker font
        --["glow"] = "Interface\\AddOns\\!FreeUI\\media\\glowTex", -- glow/shadow texture
        --["low_health"] = "Interface\\AddOns\\!FreeUI\\media\\LowHealth.mp3", -- low health sound
        --["low_mana"] = "Interface\\AddOns\\!FreeUI\\media\\LowMana.mp3", -- low mana sound
        ["texture"] = "Interface\\AddOns\\SharedMedia\\statusbar\\Tap2", -- statusbar texture
        --["totemborder"] = "Interface\\AddOns\\!freeUI\\media\\border", -- totem border (duh)
        --["questborder"] = "Interface\\AddOns\\!freeUI\\media\\questglow", -- quest highlight border in bags + checked texture
}

FreeUI.hotkey = true

FreeUI.dummy = function() end

FreeUI.CreateBD = function(f, a)
        f:SetBackdrop({
                bgFile = FreeUI.backdrop,
                edgeFile = FreeUI.backdrop,
                edgeSize = 1,
        })
        f:SetBackdropColor(0, 0, 0, a or .5)
        f:SetBackdropBorderColor(0, 0, 0)
end

FreeUI.CreateSD = function(parent, size, r, g, b, alpha, offset)
        local sd = CreateFrame("Frame", nil, parent)
        sd.size = size or 5
        sd.offset = offset or 0
        sd:SetBackdrop({
                edgeFile = FreeUI.glow,
                edgeSize = sd.size,
        })
        sd:SetPoint("TOPLEFT", parent, -sd.size - 1 - sd.offset, sd.size + 1 + sd.offset)
        sd:SetPoint("BOTTOMRIGHT", parent, sd.size + 1 + sd.offset, -sd.size - 1 - sd.offset)
        sd:SetBackdropBorderColor(r or 0, g or 0, b or 0)
        sd:SetAlpha(alpha or 1)
end

FreeUI.CreateFS = function(parent, size, justify)
    local f = parent:CreateFontString(nil, "OVERLAY")
    f:SetFont(FreeUI.font, size, "OUTLINEMONOCHROME")
    f:SetShadowColor(0, 0, 0, 0)
    if(justify) then f:SetJustifyH(justify) end
    return f
end

FreeUI.CreatePulse = function(frame, speed, mult, alpha) -- pulse function originally by nightcracker
        frame.speed = speed or .05
        frame.mult = mult or 1
        frame.alpha = alpha or 1
        frame.tslu = 0 -- time since last update
        frame:SetScript("OnUpdate", function(self, elapsed)
                self.tslu = self.tslu + elapsed
                if self.tslu > self.speed then
                        self.tslu = 0
                        self:SetAlpha(self.alpha)
                end
                self.alpha = self.alpha - elapsed*self.mult
                if self.alpha < 0 and self.mult > 0 then
                        self.mult = self.mult*-1
                        self.alpha = 0
                elseif self.alpha > 1 and self.mult < 0 then
                        self.mult = self.mult*-1
                end
        end)
end