WoWInterface SVN fernir_UI

local parent, ns = ...

local oUF = ns.oUF

local Update = function(self, event)

        local lfdrole = self.LFDRole

        local isTank, isHealer, isDamage = UnitGroupRolesAssigned(self.unit)

        if isTank then

                lfdrole:SetTexCoord(0, 19/64, 22/64, 41/64)

                lfdrole:Show()

        elseif isHealer then

                lfdrole:SetTexCoord(20/64, 39/64, 1/64, 20/64)

                lfdrole:Show()

        elseif isDamage then

                lfdrole:SetTexCoord(20/64, 39/64, 22/64, 41/64)

                lfdrole:Show()

        else

                lfdrole:Hide()

        end

end

local Enable = function(self)

        local lfdrole = self.LFDRole

        if(lfdrole) then

                if self.unit == "player" then

                        self:RegisterEvent("PLAYER_ROLES_ASSIGNED", Update)

                else

                        self:RegisterEvent("PARTY_MEMBERS_CHANGED", Update)

                end

                if(lfdrole:IsObjectType"Texture" and not lfdrole:GetTexture()) then

                        lfdrole:SetTexture[[Interface\LFGFrame\UI-LFG-ICON-PORTRAITROLES]]

                end

                return true

        end

end

local Disable = function(self)

        local lfdrole = self.LFDRole

        if(lfdrole) then

                self:UnregisterEvent("PLAYER_ROLES_ASSIGNED", Update)

                self:UnregisterEvent("PARTY_MEMBERS_CHANGED", Update)

        end

end

oUF:AddElement('LFDRole', Update, Enable, Disable)