vanilla-wow-addons – Rev 1

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local setpoints = {};

if (not Nurfed_Utility) then

        Nurfed_Utility = {};
        Nurfed_Utility.hooks = {};

        function Nurfed_Utility:New()
                local object = {};
                setmetatable(object, self);
                self.__index = self;
                return object;
        end

        function Nurfed_Utility:Print(msg, out, r, g, b, a)
                if (not msg) then       return;         end
                if (not out) then       out = 1;        end
                if (not r) then         r = 1.0;        end
                if (not g) then         g = 1.0;        end
                if (not b) then         b = 1.0;        end
                if (not a) then         a = 1.0;        end

                if (type(out) ~= "number") then
                        UIErrorsFrame:AddMessage(msg, r, g, b, a, UIERRORS_HOLD_TIME);
                else
                        local frame = getglobal("ChatFrame"..out);
                        if (frame) then
                                frame:AddMessage(msg, r, g, b);
                        else
                                DEFAULT_CHAT_FRAME:AddMessage(msg, r, g, b);
                        end
                end
        end

        function Nurfed_Utility:TableCopy(t)
                local new = {};
                local i, v = next(t, nil);
                while i do
                if type(v)=="table" then 
                        v=self:TableCopy(v);
                end 
                new[i] = v;
                i, v = next(t, i);
                end
                return new;
        end

        function Nurfed_Utility:GetTableIndex(tablename, text)
                for i = 1, table.getn(tablename) do
                        if (tablename[i].text == text) then
                                return i;
                        end
                end
                return nil;
        end
        
        function Nurfed_Utility:FormatGS(globalString, anchor)
                globalString = string.gsub(globalString, "%.", "%%.");
                globalString = string.gsub(globalString, "%(", "%%(");
                globalString = string.gsub(globalString, "%)", "%%)");
                globalString = string.gsub(globalString, "%%[1234567890$]*s", "(.+)");
                globalString = string.gsub(globalString, "%%[1234567890$]*d", "(%%d+)");
                if (anchor) then
                        return "^"..globalString;
                end
                return globalString;
        end

        -- Respect to GypsyMod for the Hook Code
        function Nurfed_Utility:Hook (mode, original, new)
                if (not self.hooks[original]) then
                        self.hooks[original] = getglobal(original);
                        if (mode == "before") then
                                setglobal(original, function (...)
                                        new(unpack(arg));
                                        self.hooks[original](unpack(arg));
                                end);
                        elseif (mode == "after") then
                                setglobal(original, function (...)
                                        self.hooks[original](unpack(arg));
                                        new(unpack(arg));
                                end);
                        elseif (mode == "replace") then
                                setglobal(original, function (...)
                                        new(unpack(arg));
                                end);
                        end
                end
        end

        function Nurfed_Utility:UnHook (original)
                if (self.hooks[original]) then
                        setglobal(original, self.hooks[original]);
                        self.hooks[original] = nil;
                end
        end

        function Nurfed_Utility:FormatBinding(text)
                text = string.gsub(text, "CTRL%-", "C-");
                text = string.gsub(text, "ALT%-", "A-");
                text = string.gsub(text, "SHIFT%-", "S-");
                text = string.gsub(text, "Num Pad", "NP");
                text = string.gsub(text, "Backspace", "Bksp");
                text = string.gsub(text, "Spacebar", "Space");
                text = string.gsub(text, "Page", "Pg");
                text = string.gsub(text, "Down", "Dn");
                text = string.gsub(text, "Arrow", "");
                text = string.gsub(text, "Insert", "Ins");
                text = string.gsub(text, "Delete", "Del");
                return text;
        end

        function Nurfed_Utility:OffScreen(frame)
                if (not frame or not frame:IsVisible()) then
                        return;
                end
                local offscreenX, offscreenY;

                if (frame:GetLeft() * frame:GetEffectiveScale() < UIParent:GetLeft() * UIParent:GetEffectiveScale()) then
                        offscreenX = -1;
                elseif (frame:GetRight() * frame:GetEffectiveScale() > UIParent:GetRight() * UIParent:GetEffectiveScale()) then
                        offscreenX = 1;
                else
                        offscreenX = 0;
                end

                if (frame:GetTop() * frame:GetEffectiveScale() > UIParent:GetTop() * UIParent:GetEffectiveScale()) then
                        offscreenY = -1;
                elseif (frame:GetBottom() * frame:GetEffectiveScale() < UIParent:GetBottom() * UIParent:GetEffectiveScale()) then
                        offscreenY = 1;
                else
                        offscreenY = 0;
                end

                return offscreenX, offscreenY;
        end
end

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