local _, addon = ...
local API = addon.API;
local L = addon.L;

local BUTTON_MIN_SIZE = 24;

local Mixin = API.Mixin;
local FadeFrame = API.UIFrameFade;

local select = select;
local tinsert = table.insert;
local floor = math.floor;
local ipairs = ipairs;
local unpack = unpack;
local time = time;
local GetTime = GetTime;
local IsMouseButtonDown = IsMouseButtonDown;
local GetMouseFocus = API.GetMouseFocus;
local PlaySound = PlaySound;
local GetSpellCharges = C_Spell.GetSpellCharges;
local C_Item = C_Item;
local GetItemCount = C_Item.GetItemCount;
local GetItemIconByID = C_Item.GetItemIconByID;
local GetCVarBool = C_CVar.GetCVarBool;
local GetCurrencyInfo = C_CurrencyInfo.GetCurrencyInfo;
local CreateFrame = CreateFrame;
local UIParent = UIParent;
local GameTooltip = GameTooltip;


local function DisableSharpening(texture)
    texture:SetTexelSnappingBias(0);
    texture:SetSnapToPixelGrid(false);
end
API.DisableSharpening = DisableSharpening;

local DelayedTooltip = CreateFrame("Frame");

do  -- Slice Frame
    local NineSliceLayouts = {
        WhiteBorder = true,
        WhiteBorderBlackBackdrop = true,
        Tooltip_Brown = true,
        Menu_Black = true,
        NineSlice_GenericBox = true,            --used by BackpackItemTracker
        NineSlice_GenericBox_Border = true,     --used by BackpackItemTracker
        NineSlice_GenericBox_Black = true,
        NineSlice_GenericBox_Black_Shadowed = true,
    };

    local ThreeSliceLayouts = {
        GenericBox = true,
        WhiteBorder = true,
        WhiteBorderBlackBackdrop = true,
        Metal_Hexagon = true,
        Metal_Hexagon_Red = true,
        Phantom = true,
        CoinBox = true,
    };

    local SliceFrameMixin = {};

    --Use the new Texture Slicing   (https://warcraft.wiki.gg/wiki/Patch_10.2.0/API_changes)
    --The SlicedTexture is pixel-perfect but doesn't scale with parent, so we shelve this and observer Blizzard's implementation
    local function NiceSlice_CreatePieces(frame)
        if not frame.NineSlice then
            frame.NineSlice = frame:CreateTexture(nil, "BACKGROUND");
            --frame.NineSlice:SetTextureSliceMode(0); --Enum.UITextureSliceMode, 0 Stretched(Default)  1 Tiled
            --DisableSharpening(frame.NineSlice);
            frame.TestBG = frame:CreateTexture(nil, "OVERLAY");
            frame.TestBG:SetAllPoints(true);
            frame.TestBG:SetColorTexture(1, 0, 0, 0.5);
        end
    end

    local function NiceSlice_SetCornerSize(frame, a)
        frame.NineSlice:SetTextureSliceMargins(32, 32, 32, 32);
        local offset = 0;
        frame.NineSlice:ClearAllPoints();
        frame.NineSlice:SetPoint("TOPLEFT", frame, "TOPLEFT", -offset, offset);
        frame.NineSlice:SetPoint("BOTTOMRIGHT", frame, "BOTTOMRIGHT", offset, -offset);
    end

    local function NiceSlice_SetTexture(frame, texture)
        frame.NineSlice:SetTexture(texture);
    end

    function SliceFrameMixin:CreatePieces(n)
        --[[
        if n == 9 then
            NiceSlice_CreatePieces(self);
            NiceSlice_SetCornerSize(self, 16);
            return
        end
        --]]

        if self.pieces then return end;
        self.pieces = {};
        self.numSlices = n;

        -- 1 2 3
        -- 4 5 6
        -- 7 8 9

        for i = 1, n do
            self.pieces[i] = self:CreateTexture(nil, "BORDER");
            DisableSharpening(self.pieces[i]);
            self.pieces[i]:ClearAllPoints();
        end

        self:SetCornerSize(16);

        if n == 3 then
            self.pieces[1]:SetPoint("CENTER", self, "LEFT", 0, 0);
            self.pieces[3]:SetPoint("CENTER", self, "RIGHT", 0, 0);
            self.pieces[2]:SetPoint("TOPLEFT", self.pieces[1], "TOPRIGHT", 0, 0);
            self.pieces[2]:SetPoint("BOTTOMRIGHT", self.pieces[3], "BOTTOMLEFT", 0, 0);

            self.pieces[1]:SetTexCoord(0, 0.25, 0, 1);
            self.pieces[2]:SetTexCoord(0.25, 0.75, 0, 1);
            self.pieces[3]:SetTexCoord(0.75, 1, 0, 1);

        elseif n == 9 then
            self.pieces[1]:SetPoint("CENTER", self, "TOPLEFT", 0, 0);
            self.pieces[3]:SetPoint("CENTER", self, "TOPRIGHT", 0, 0);
            self.pieces[7]:SetPoint("CENTER", self, "BOTTOMLEFT", 0, 0);
            self.pieces[9]:SetPoint("CENTER", self, "BOTTOMRIGHT", 0, 0);
            self.pieces[2]:SetPoint("TOPLEFT", self.pieces[1], "TOPRIGHT", 0, 0);
            self.pieces[2]:SetPoint("BOTTOMRIGHT", self.pieces[3], "BOTTOMLEFT", 0, 0);
            self.pieces[4]:SetPoint("TOPLEFT", self.pieces[1], "BOTTOMLEFT", 0, 0);
            self.pieces[4]:SetPoint("BOTTOMRIGHT", self.pieces[7], "TOPRIGHT", 0, 0);
            self.pieces[5]:SetPoint("TOPLEFT", self.pieces[1], "BOTTOMRIGHT", 0, 0);
            self.pieces[5]:SetPoint("BOTTOMRIGHT", self.pieces[9], "TOPLEFT", 0, 0);
            self.pieces[6]:SetPoint("TOPLEFT", self.pieces[3], "BOTTOMLEFT", 0, 0);
            self.pieces[6]:SetPoint("BOTTOMRIGHT", self.pieces[9], "TOPRIGHT", 0, 0);
            self.pieces[8]:SetPoint("TOPLEFT", self.pieces[7], "TOPRIGHT", 0, 0);
            self.pieces[8]:SetPoint("BOTTOMRIGHT", self.pieces[9], "BOTTOMLEFT", 0, 0);

            self.pieces[1]:SetTexCoord(0, 0.25, 0, 0.25);
            self.pieces[2]:SetTexCoord(0.25, 0.75, 0, 0.25);
            self.pieces[3]:SetTexCoord(0.75, 1, 0, 0.25);
            self.pieces[4]:SetTexCoord(0, 0.25, 0.25, 0.75);
            self.pieces[5]:SetTexCoord(0.25, 0.75, 0.25, 0.75);
            self.pieces[6]:SetTexCoord(0.75, 1, 0.25, 0.75);
            self.pieces[7]:SetTexCoord(0, 0.25, 0.75, 1);
            self.pieces[8]:SetTexCoord(0.25, 0.75, 0.75, 1);
            self.pieces[9]:SetTexCoord(0.75, 1, 0.75, 1);
        end
    end

    function SliceFrameMixin:SetCornerSize(a)
        if self.numSlices == 3 then
            self.pieces[1]:SetSize(a, 2*a);
            self.pieces[3]:SetSize(a, 2*a);
        elseif self.numSlices == 9 then
            --if true then
            --    NiceSlice_SetCornerSize(self, a);
            --    return
            --end
            self.pieces[1]:SetSize(a, a);
            self.pieces[3]:SetSize(a, a);
            self.pieces[7]:SetSize(a, a);
            self.pieces[9]:SetSize(a, a);
        end
    end

    function SliceFrameMixin:SetCornerSizeByScale(scale)
        self:SetCornerSize(16 * scale);
    end

    function SliceFrameMixin:SetTexture(tex)
        --if self.NineSlice then
        --    NiceSlice_SetTexture(self, tex);
        --    return
        --end
        for i = 1, #self.pieces do
            self.pieces[i]:SetTexture(tex);
        end
    end

    function SliceFrameMixin:SetDisableSharpening(state)
        for i = 1, #self.pieces do
            self.pieces[i]:SetSnapToPixelGrid(not state);
        end
    end

    function SliceFrameMixin:SetColor(r, g, b)
        for i = 1, #self.pieces do
            self.pieces[i]:SetVertexColor(r, g, b);
        end
    end

    function SliceFrameMixin:CoverParent(padding)
        padding = padding or 0;
        local parent = self:GetParent();
        if parent then
            self:ClearAllPoints();
            self:SetPoint("TOPLEFT", parent, "TOPLEFT", -padding, padding);
            self:SetPoint("BOTTOMRIGHT", parent, "BOTTOMRIGHT", padding, -padding);
        end
    end

    function SliceFrameMixin:ShowBackground(state)
        for _, piece in ipairs(self.pieces) do
            piece:SetShown(state);
        end
    end

    local function CreateNineSliceFrame(parent, layoutName)
        if not (layoutName and NineSliceLayouts[layoutName]) then
            layoutName = "WhiteBorder";
        end
        local f = CreateFrame("Frame", nil, parent);
        Mixin(f, SliceFrameMixin);
        f:CreatePieces(9);
        f:SetTexture("Interface/AddOns/Plumber/Art/Frame/"..layoutName);
        f:ClearAllPoints();
        return f
    end
    addon.CreateNineSliceFrame = CreateNineSliceFrame;

    local function CreateThreeSliceFrame(parent, layoutName, frameType)
        if not (layoutName and ThreeSliceLayouts[layoutName]) then
            layoutName = "GenericBox";
        end
        frameType = frameType or "Frame";
        local f = CreateFrame(frameType, nil, parent);
        Mixin(f, SliceFrameMixin);
        f:CreatePieces(3);
        f:SetTexture("Interface/AddOns/Plumber/Art/Frame/ThreeSlice_"..layoutName);
        f:ClearAllPoints();
        return f
    end
    addon.CreateThreeSliceFrame = CreateThreeSliceFrame;


    local function CreateTextureSlice(frame)
        if not frame.TextureSlice then
            frame.TextureSlice = frame:CreateTexture(nil, "BACKGROUND");
            frame.TextureSlice:SetTextureSliceMode(1); --Enum.UITextureSliceMode, 0 Stretched(Default)  1 Tiled
        end
        local pixelMargin = 1;
        frame.TextureSlice:SetTextureSliceMargins(pixelMargin, pixelMargin, pixelMargin, pixelMargin);
        local offset = 0;
        frame.TextureSlice:ClearAllPoints();
        frame.TextureSlice:SetPoint("TOPLEFT", frame, "TOPLEFT", -offset, offset);
        frame.TextureSlice:SetPoint("BOTTOMRIGHT", frame, "BOTTOMRIGHT", offset, -offset);
        frame.TextureSlice:SetTexture("Interface/AddOns/Plumber/Art/Frame/PixelBorder_Dashed_Moving");
    end
    addon.CreateTextureSlice = CreateTextureSlice;
end

do  -- Checkbox
    local LABEL_OFFSET = 20;
    local BUTTON_HITBOX_MIN_WIDTH = 120;

    local SFX_CHECKBOX_ON = SOUNDKIT.IG_MAINMENU_OPTION_CHECKBOX_ON or 856;
    local SFX_CHECKBOX_OFF = SOUNDKIT.IG_MAINMENU_OPTION_CHECKBOX_OFF or 857;

    local CheckboxMixin = {};

    function CheckboxMixin:ShowTooltip()
        if self.tooltip then
            local f = GameTooltip;
            f:Hide();
            f:SetOwner(self, "ANCHOR_RIGHT");
            f:SetText(self.Label:GetText(), 1, 1, 1, true);
            if type(self.tooltip) == "function" then
                f:AddLine(self.tooltip(), 1, 0.82, 0, true);
            else
                f:AddLine(self.tooltip, 1, 0.82, 0, true);
            end
            if self.tooltip2 then
                local tooltip2;
                if type(self.tooltip2) == "function" then
                    tooltip2 = self.tooltip2();
                else
                    tooltip2 = self.tooltip2;
                end
                if tooltip2 then
                    f:AddLine(" ", 1, 0.82, 0, true);
                    f:AddLine(tooltip2, 1, 0.82, 0, true);
                end
            end
            f:Show();
        end
    end

    function CheckboxMixin:OnEnter()
        if IsMouseButtonDown() then return end;
        self:ShowTooltip();
        if self.onEnterFunc then
            self.onEnterFunc(self);
        end
    end

    function CheckboxMixin:OnLeave()
        GameTooltip:Hide();

        if self.onLeaveFunc then
            self.onLeaveFunc(self);
        end
    end

    function CheckboxMixin:OnClick()
        local newState;

        if self.dbKey then
            newState = not addon.GetDBValue(self.dbKey)
            addon.SetDBValue(self.dbKey, newState, true);
            self:SetChecked(newState);
        else
            newState = not self:GetChecked();
            self:SetChecked(newState);
            print("Plumber: DB Key not assigned");
        end

        if self.onClickFunc then
            self.onClickFunc(self, newState);
        end

        if self.checked then
            PlaySound(SFX_CHECKBOX_ON);
        else
            PlaySound(SFX_CHECKBOX_OFF);
        end

        GameTooltip:Hide();

        if self.keepTooltipAfterClicks then
            if self:IsMouseMotionFocus() then
                self:ShowTooltip();
            end
        end
    end

    function CheckboxMixin:OnEnable()
        self.CheckedTexture:SetDesaturated(false);
        self.CheckedTexture:SetVertexColor(1, 1, 1);
        self.Label:SetTextColor(1, 0.82, 0);
    end

    function CheckboxMixin:OnDisable()
        self.CheckedTexture:SetDesaturated(true);
        self.CheckedTexture:SetVertexColor(0.5, 0.5, 0.5);
        self.Label:SetTextColor(0.5, 0.5, 0.5);
    end

    function CheckboxMixin:GetChecked()
        return self.checked
    end

    function CheckboxMixin:SetChecked(state)
        state = state or false;
        self.CheckedTexture:SetShown(state);
        self.checked = state;
    end

    function CheckboxMixin:SetFixedWidth(width)
        self.fixedWidth = width;
        self:SetWidth(width);
    end

    function CheckboxMixin:SetMaxWidth(maxWidth)
        --this width includes box and label
        self.Label:SetWidth(maxWidth - LABEL_OFFSET);
        self.SetWidth(maxWidth);
    end

    function CheckboxMixin:SetLabel(label)
        self.Label:SetText(label);
        local width = self.Label:GetWrappedWidth() + LABEL_OFFSET;
        local height = self.Label:GetHeight();
        local lines = self.Label:GetNumLines();

        self.Label:ClearAllPoints();
        if lines > 1 then
            self.Label:SetPoint("TOPLEFT", self, "TOPLEFT", LABEL_OFFSET, -4);
        else
            self.Label:SetPoint("LEFT", self, "LEFT", LABEL_OFFSET, 0);
        end

        if self.fixedWidth then
            return self.fixedWidth
        else
            self:SetWidth(math.max(BUTTON_HITBOX_MIN_WIDTH, width));
            return width
        end
    end

    function CheckboxMixin:SetData(data)
        self.dbKey = data.dbKey;
        self.tooltip = data.tooltip;
        self.tooltip2 = data.tooltip2;
        self.onClickFunc = data.onClickFunc;
        self.onEnterFunc = data.onEnterFunc;
        self.onLeaveFunc = data.onLeaveFunc;
        self.keepTooltipAfterClicks = data.keepTooltipAfterClicks;

        if data.label then
            return self:SetLabel(data.label)
        else
            return 0
        end
    end

    local function CreateCheckbox(parent)
        local b = CreateFrame("Button", nil, parent);
        b:SetSize(BUTTON_MIN_SIZE, BUTTON_MIN_SIZE);

        b.Label = b:CreateFontString(nil, "OVERLAY", "GameFontNormal");
        b.Label:SetJustifyH("LEFT");
        b.Label:SetJustifyV("TOP");
        b.Label:SetTextColor(1, 0.82, 0);  --labelcolor
        b.Label:SetPoint("LEFT", b, "LEFT", LABEL_OFFSET, 0);

        b.Border = b:CreateTexture(nil, "ARTWORK");
        b.Border:SetTexture("Interface/AddOns/Plumber/Art/Button/Checkbox");
        b.Border:SetTexCoord(0, 0.5, 0, 0.5);
        b.Border:SetPoint("CENTER", b, "LEFT", 8, 0);
        b.Border:SetSize(32, 32);
        DisableSharpening(b.Border);

        b.CheckedTexture = b:CreateTexture(nil, "OVERLAY");
        b.CheckedTexture:SetTexture("Interface/AddOns/Plumber/Art/Button/Checkbox");
        b.CheckedTexture:SetTexCoord(0.5, 0.75, 0.5, 0.75);
        b.CheckedTexture:SetPoint("CENTER", b.Border, "CENTER", 0, 0);
        b.CheckedTexture:SetSize(16, 16);
        DisableSharpening(b.CheckedTexture);
        b.CheckedTexture:Hide();

        b.Highlight = b:CreateTexture(nil, "HIGHLIGHT");
        b.Highlight:SetTexture("Interface/AddOns/Plumber/Art/Button/Checkbox");
        b.Highlight:SetTexCoord(0, 0.5, 0.5, 1);
        b.Highlight:SetPoint("CENTER", b.Border, "CENTER", 0, 0);
        b.Highlight:SetSize(32, 32);
        --b.Highlight:Hide();
        DisableSharpening(b.Highlight);

        Mixin(b, CheckboxMixin);
        b:SetScript("OnClick", CheckboxMixin.OnClick);
        b:SetScript("OnEnter", CheckboxMixin.OnEnter);
        b:SetScript("OnLeave", CheckboxMixin.OnLeave);
        b:SetScript("OnEnable", CheckboxMixin.OnEnable);
        b:SetScript("OnDisable", CheckboxMixin.OnDisable);

        return b
    end

    addon.CreateCheckbox = CreateCheckbox;
end

do  -- Common Frame with Header (and close button)
    local function CloseButton_OnClick(self)
        local parent = self:GetParent();
        if parent.CloseUI then
            parent:CloseUI();
        else
            parent:Hide();
        end
    end

    local function CloseButton_ShowNormalTexture(self)
        self.Texture:SetTexCoord(0, 0.5, 0, 0.5);
        self.Highlight:SetTexCoord(0, 0.5, 0.5, 1);
    end

    local function CloseButton_ShowPushedTexture(self)
        self.Texture:SetTexCoord(0.5, 1, 0, 0.5);
        self.Highlight:SetTexCoord(0.5, 1, 0.5, 1);
    end

    local function CreateCloseButton(parent)
        local b = CreateFrame("Button", nil, parent);
        b:SetSize(BUTTON_MIN_SIZE, BUTTON_MIN_SIZE);

        b.Texture = b:CreateTexture(nil, "ARTWORK");
        b.Texture:SetTexture("Interface/AddOns/Plumber/Art/Button/CloseButton");
        b.Texture:SetPoint("CENTER", b, "CENTER", 0, 0);
        b.Texture:SetSize(32, 32);
        DisableSharpening(b.Texture);

        b.Highlight = b:CreateTexture(nil, "HIGHLIGHT");
        b.Highlight:SetTexture("Interface/AddOns/Plumber/Art/Button/CloseButton");
        b.Highlight:SetPoint("CENTER", b, "CENTER", 0, 0);
        b.Highlight:SetSize(32, 32);
        DisableSharpening(b.Highlight);

        CloseButton_ShowNormalTexture(b);

        b:SetScript("OnClick", CloseButton_OnClick);
        b:SetScript("OnMouseUp", CloseButton_ShowNormalTexture);
        b:SetScript("OnMouseDown", CloseButton_ShowPushedTexture);
        b:SetScript("OnShow", CloseButton_ShowNormalTexture);

        return b
    end


    local CategoryDividerMixin = {};

    function CategoryDividerMixin:HideDivider()
        self.Divider:Hide();
    end

    local function CreateCategoryDivider(parent, alignCenter)
        local fontString = parent:CreateFontString(nil, "OVERLAY", "GameFontNormal");
        if alignCenter then
            fontString:SetJustifyH("CENTER");
        else
            fontString:SetJustifyH("LEFT");
        end

        fontString:SetJustifyV("TOP");
        fontString:SetTextColor(1, 1, 1);

        local divider = parent:CreateTexture(nil, "OVERLAY");
        divider:SetHeight(4);
        --divider:SetWidth(240);
        divider:SetPoint("TOPLEFT", fontString, "BOTTOMLEFT", 0, -4);
        divider:SetPoint("RIGHT", parent, "RIGHT", -8, 0);

        divider:SetTexture("Interface/AddOns/Plumber/Art/Frame/Divider_Gradient_Horizontal");
        divider:SetVertexColor(0.5, 0.5, 0.5);
        DisableSharpening(divider);

        Mixin(fontString, CategoryDividerMixin);

        return fontString
    end

    addon.CreateCategoryDivider = CreateCategoryDivider;


    local HeaderFrameMixin = {};

    function HeaderFrameMixin:SetCornerSize(a)

    end

    function HeaderFrameMixin:ShowCloseButton(state)
        self.CloseButton:SetShown(state);
    end

    function HeaderFrameMixin:SetTitle(title)
        self.Title:SetText(title);
    end

    function HeaderFrameMixin:GetHeaderHeight()
        return 18
    end

    local function CreateHeaderFrame(parent, showCloseButton)
        local f = CreateFrame("Frame", nil, parent);
        f:ClearAllPoints();

        local p = {};
        f.pieces = p;

        f.Title = f:CreateFontString(nil, "OVERLAY", "GameFontNormal");
        f.Title:SetJustifyH("CENTER");
        f.Title:SetJustifyV("MIDDLE");
        f.Title:SetTextColor(1, 0.82, 0);
        f.Title:SetPoint("CENTER", f, "TOP", 0, -8 -1);

        f.CloseButton = CreateCloseButton(f);
        f.CloseButton:SetPoint("CENTER", f, "TOPRIGHT", -9, -9);
        -- 1 2 3
        -- 4 5 6
        -- 7 8 9

        local tex = "Interface/AddOns/Plumber/Art/Frame/CommonFrameWithHeader_Opaque";

        for i = 1, 9 do
            p[i] = f:CreateTexture(nil, "BORDER");
            p[i]:SetTexture(tex);
            DisableSharpening(p[i]);
            p[i]:ClearAllPoints();
        end

        p[1]:SetPoint("CENTER", f, "TOPLEFT", 0, -8);
        p[3]:SetPoint("CENTER", f, "TOPRIGHT", 0, -8);
        p[7]:SetPoint("CENTER", f, "BOTTOMLEFT", 0, 0);
        p[9]:SetPoint("CENTER", f, "BOTTOMRIGHT", 0, 0);
        p[2]:SetPoint("TOPLEFT", p[1], "TOPRIGHT", 0, 0);
        p[2]:SetPoint("BOTTOMRIGHT", p[3], "BOTTOMLEFT", 0, 0);
        p[4]:SetPoint("TOPLEFT", p[1], "BOTTOMLEFT", 0, 0);
        p[4]:SetPoint("BOTTOMRIGHT",p[7], "TOPRIGHT", 0, 0);
        p[5]:SetPoint("TOPLEFT",p[1], "BOTTOMRIGHT", 0, 0);
        p[5]:SetPoint("BOTTOMRIGHT",p[9], "TOPLEFT", 0, 0);
        p[6]:SetPoint("TOPLEFT",p[3], "BOTTOMLEFT", 0, 0);
        p[6]:SetPoint("BOTTOMRIGHT",p[9], "TOPRIGHT", 0, 0);
        p[8]:SetPoint("TOPLEFT",p[7], "TOPRIGHT", 0, 0);
        p[8]:SetPoint("BOTTOMRIGHT",p[9], "BOTTOMLEFT", 0, 0);

        p[1]:SetSize(16, 32);
        p[3]:SetSize(16, 32);
        p[7]:SetSize(16, 16);
        p[9]:SetSize(16, 16);

        p[1]:SetTexCoord(0, 0.25, 0, 0.5);
        p[2]:SetTexCoord(0.25, 0.75, 0, 0.5);
        p[3]:SetTexCoord(0.75, 1, 0, 0.5);
        p[4]:SetTexCoord(0, 0.25, 0.5, 0.75);
        p[5]:SetTexCoord(0.25, 0.75, 0.5, 0.75);
        p[6]:SetTexCoord(0.75, 1, 0.5, 0.75);
        p[7]:SetTexCoord(0, 0.25, 0.75, 1);
        p[8]:SetTexCoord(0.25, 0.75, 0.75, 1);
        p[9]:SetTexCoord(0.75, 1, 0.75, 1);

        Mixin(f, HeaderFrameMixin);
        f:ShowCloseButton(showCloseButton);
        f:EnableMouse(true);

        return f
    end

    addon.CreateHeaderFrame = CreateHeaderFrame;


    local ExpandCollapseButtonMixin = {};

    function ExpandCollapseButtonMixin:OnClick()
        local parent = self:GetParent();
        if parent.ToggleExpanded then
            parent:ToggleExpanded();
        end
    end

    function ExpandCollapseButtonMixin:ShowNormalTexture()
        if self.expanded then
            self.Texture:SetTexCoord(0, 0.15625, 0, 0.15625);
        else
            self.Texture:SetTexCoord(0, 0.15625, 0.15625, 0.3125);
        end
    end

    function ExpandCollapseButtonMixin:ShowPushedTexture()
        if self.expanded then
            self.Texture:SetTexCoord(0.15625, 0.3125, 0, 0.15625);
        else
            self.Texture:SetTexCoord(0.15625, 0.3125, 0.15625, 0.3125);
        end
    end

    function ExpandCollapseButtonMixin:SetExpanded(state)
        self.expanded = state;
        self:ShowNormalTexture();
    end

    local function CreateExpandCollapseButton(parent)
        local b = CreateFrame("Button", nil, parent);
        b:SetSize(BUTTON_MIN_SIZE, BUTTON_MIN_SIZE);

        Mixin(b, ExpandCollapseButtonMixin);

        b.Texture = b:CreateTexture(nil, "ARTWORK");
        b.Texture:SetTexture("Interface/AddOns/Plumber/Art/Button/ExpandCollapseButton");
        b.Texture:SetPoint("CENTER", b, "CENTER", 0, 0);
        b.Texture:SetSize(20, 20);
        DisableSharpening(b.Texture);

        b.Highlight = b:CreateTexture(nil, "HIGHLIGHT");
        b.Highlight:SetTexture("Interface/AddOns/Plumber/Art/Button/ExpandCollapseButton");
        b.Highlight:SetBlendMode("ADD");
        b.Highlight:SetPoint("CENTER", b, "CENTER", 0, 0);
        b.Highlight:SetSize(20, 20);
        b.Highlight:SetTexCoord(0.3125, 0.46875, 0, 0.15625);
        b.Highlight:SetVertexColor(0.8, 0.8, 0.8);

        b:SetExpanded(true);

        b:SetScript("OnClick", b.OnClick);
        b:SetScript("OnMouseUp", b.ShowNormalTexture);
        b:SetScript("OnMouseDown", b.ShowPushedTexture);
        b:SetScript("OnShow", b.ShowNormalTexture);

        return b
    end
    addon.CreateExpandCollapseButton = CreateExpandCollapseButton;
end

do  -- TokenFrame   -- Money   -- Coin
    local TOKEN_TYPE_CURRENCY = 0;
    local TOKEN_TYPE_ITEM = 1;

    local TOKEN_FRAME_SIDE_PADDING = 8;
    local TOKEN_FRAME_BUTTON_PADDING = 6;
    local TOKEN_BUTTON_TEXT_ICON_GAP = 0;
    local TOKEN_BUTTON_ICON_SIZE = 12;
    local TOKEN_BUTTON_HEIGHT = 16;

    local COIN_TYPE_GAP = 4;
    local COIN_TEXTURE_SIZE = 13;
    local COLORBLIND_TEXT_GAP = 0;
    local AMOUNT_COIN_GAP = 0;

    local NUMBER_K = L["Number Thousands"];
    local NUMBER_M = L["Number Millions"];

    local BreakUpLargeNumbers = BreakUpLargeNumbers;
    local GetMoney = GetMoney;


    local MoneyDisplayMixin = {};


    function MoneyDisplayMixin:SetSimplified(simplified, noUpdate)
        self.isSimplified = simplified;
        if not noUpdate then
            self:Layout();
        end
    end

    function MoneyDisplayMixin:ClearAmount()
        self.Amount1:SetText("");
        self.Amount2:SetText("");
        self.Amount3:SetText("");
        self.Symbol1:Hide();
        self.Symbol2:Hide();
        self.Symbol3:Hide();
    end

    function MoneyDisplayMixin:Layout()
        local gold = floor(self.rawCopper / 10000);
        local silver = floor((self.rawCopper - gold * 10000) / 100);
        local copper = floor(self.rawCopper - gold * 10000 - silver * 100);

        self:ClearAmount();

        local coinIndex = 0;

        if self.isSimplified then
            local showSilver = false;

            if gold > 0 then
                local abbrev;

                if gold >= 10000000 then    --15M 10,000,000
                    gold = floor(gold / 1000000);
                    gold = gold;
                    abbrev = NUMBER_M;
                elseif gold >= 1000000 then --1.5M 1,000,000
                    gold = floor(gold / 100000) / 10;
                    abbrev = NUMBER_M;
                elseif gold >= 10000 then  --150K 15K 10,000
                    gold = floor(gold / 1000);
                    abbrev = NUMBER_K;
                else
                    showSilver = true;
                end

                coinIndex = coinIndex + 1;
                if abbrev then
                    self:SetGoldAmount(coinIndex, gold..abbrev);
                else
                    self:SetGoldAmount(coinIndex, gold);
                end
            else
                showSilver = true;
            end

            local showCopper = gold <= 0;

            if showSilver and silver > 0 then
                coinIndex = coinIndex + 1;
                self:SetSilverAmount(coinIndex, silver);
            end

            if showCopper and (copper > 0 or self.rawCopper == 0) then
                coinIndex = coinIndex + 1;
                self:SetCopperAmount(coinIndex, copper);
            end
        else
            if gold > 0 then
                coinIndex = coinIndex + 1;
                self:SetGoldAmount(coinIndex, BreakUpLargeNumbers(gold));
            end

            if silver > 0 or (gold > 0 and self.showCopperDuringAnimation) then
                coinIndex = coinIndex + 1;
                self:SetSilverAmount(coinIndex, silver);
            end

            if copper > 0 or self.showCopperDuringAnimation then
                coinIndex = coinIndex + 1;
                self:SetCopperAmount(coinIndex, copper);
            end
        end


        --Sizing
        local width;

        self.Amount1:SetPoint("LEFT", self, "LEFT", 0, 0);
        width = self.Amount1:GetWrappedWidth() + self.valueSymbolGap;
        self.Symbol1:SetPoint("LEFT", self, "LEFT", width, 0);

        if self.colorblindMode then
            width = width + COLORBLIND_TEXT_GAP;
        else
            width = width + COIN_TEXTURE_SIZE + AMOUNT_COIN_GAP;
        end

        if coinIndex >= 2 then
            width = width + COIN_TYPE_GAP;
            self.Amount2:SetPoint("LEFT", self, "LEFT", width, 0);
            width = width + self.Amount2:GetWrappedWidth() + self.valueSymbolGap;
            self.Symbol2:SetPoint("LEFT", self, "LEFT", width, 0);
            if self.colorblindMode then
                width = width + COLORBLIND_TEXT_GAP;
            else
                width = width + COIN_TEXTURE_SIZE + AMOUNT_COIN_GAP;
            end
        end

        if coinIndex >= 3 then
            width = width + COIN_TYPE_GAP;
            self.Amount3:SetPoint("LEFT", self, "LEFT", width, 0);
            width = width + self.Amount3:GetWrappedWidth() + self.valueSymbolGap;
            self.Symbol3:SetPoint("LEFT", self, "LEFT", width, 0);
            if self.colorblindMode then
                width = width + COLORBLIND_TEXT_GAP;
            else
                width = width + COIN_TEXTURE_SIZE;
            end
        end

        if self.colorblindMode then
            width = width - COLORBLIND_TEXT_GAP;
        end

        width = floor(width + 0.5);
        self:SetWidth(width);
        return width
    end

    function MoneyDisplayMixin:SetTextureGold(texture)
        texture:SetTexCoord(0, 0.25, 0, 1);
        texture:Show();
    end

    function MoneyDisplayMixin:SetTextureSilver(texture)
        texture:SetTexCoord(0.25, 0.5, 0, 1);
        texture:Show();
    end

    function MoneyDisplayMixin:SetTextureCopper(texture)
        texture:SetTexCoord(0.5, 0.75, 0, 1);
        texture:Show();
    end

    function MoneyDisplayMixin:ShowPlayerMoney()
        return self:SetAmount(GetMoney());
    end

    function MoneyDisplayMixin:SetAmount(rawCopper, playerMoney, minusMoney)
        self.rawCopper = rawCopper or 0;

        local color;

        if playerMoney then
            if playerMoney < rawCopper then
                color = 1;
            end
        elseif minusMoney then
            color = 2;
        end

        if not color then
            color = 0;
        end

        if self.color ~= color then
            self.color = color;
            if color == 1 then
                self.Amount1:SetTextColor(0.6, 0.6, 0.6);
                self.Amount2:SetTextColor(0.6, 0.6, 0.6);
                self.Amount3:SetTextColor(0.6, 0.6, 0.6);
            elseif color == 2 then
                self.Amount1:SetTextColor(1.000, 0.125, 0.125);
                self.Amount2:SetTextColor(1.000, 0.125, 0.125);
                self.Amount3:SetTextColor(1.000, 0.125, 0.125);
            else
                self.Amount1:SetTextColor(1, 1, 1);
                self.Amount2:SetTextColor(1, 1, 1);
                self.Amount3:SetTextColor(1, 1, 1);
            end
        end

        return self:Layout();
    end

    function MoneyDisplayMixin:GetAmount()
        return self.rawCopper or 0
    end

    function MoneyDisplayMixin:OnUpdate_AnimateValue(elapsed)
        self.totalTime = self.totalTime + elapsed;
        self.updateTime = self.updateTime + elapsed;

        if self.totalTime > 0.8 then
            self.fromCopper = self.toCopper;
            self:SetScript("OnUpdate", nil);
            self:SetAmount(self.toCopper);
            self.totalTime = nil;
            self.updateTime = nil;
        else
            if self.updateTime > 0.05 then
                self.newValue = self.deltaLerp(self.fromCopper, self.toCopper, 0.2, self.updateTime);
                local delta = self.newValue - self.fromCopper;
                if delta < 10 and delta > -10 then
                    self.totalTime = 1;
                else
                    self.fromCopper = self.newValue;
                    self.updateTime = self.updateTime - 0.05;
                    local _rawCopper = self.rawCopper;
                    self:SetAmount(self.fromCopper);
                    self.rawCopper = _rawCopper;
                end
            end
        end
    end

    function MoneyDisplayMixin:SetAmountByDelta(addRawCopper, animte)
        if animte then
            if not self.fromCopper then
                self.fromCopper = 0;
            end
            self.rawCopper = self:GetAmount() + addRawCopper;
            self.toCopper = self.rawCopper;
            self.updateTime = 0;
            self.totalTime = 0;
            local copper = self.toCopper % 10000;
            self.showCopperDuringAnimation = floor(copper) > 0;
            self:SetScript("OnUpdate", self.OnUpdate_AnimateValue);
        else
            self.fromCopper = self:GetAmount() + addRawCopper;
            self.showCopperDuringAnimation = nil;
            self:SetAmount(self.fromCopper);
        end
    end

    function MoneyDisplayMixin:SetGoldAmount(coinIndex, amount)
        if self.colorblindMode then
            self["Amount"..coinIndex]:SetText(amount..self.goldSymbol);
            self["Symbol"..coinIndex]:Hide();
        else
            self["Amount"..coinIndex]:SetText(amount);
            self:SetTextureGold(self["Symbol"..coinIndex]);
        end
    end

    function MoneyDisplayMixin:SetSilverAmount(coinIndex, amount)
        if self.colorblindMode then
            self["Amount"..coinIndex]:SetText(amount..self.silverSymbol);
            self["Symbol"..coinIndex]:Hide();
        else
            self["Amount"..coinIndex]:SetText(amount);
            self:SetTextureSilver(self["Symbol"..coinIndex]);
        end
    end

    function MoneyDisplayMixin:SetCopperAmount(coinIndex, amount)
        if self.colorblindMode then
            self["Amount"..coinIndex]:SetText(amount..self.copperSymbol);
            self["Symbol"..coinIndex]:Hide();
        else
            self["Amount"..coinIndex]:SetText(amount);
            self:SetTextureCopper(self["Symbol"..coinIndex]);
        end
    end

    function MoneyDisplayMixin:OnShow()
        self.colorblindMode = GetCVarBool("colorblindMode");
    end

    local function CreateMoneyDisplay(parent, numberFont)
        local f = CreateFrame("Frame", nil, parent);
        f:SetHeight(16);
        f:SetWidth(32);
        Mixin(f, MoneyDisplayMixin);

        f.rawCopper = 0;

        local fontObject = numberFont or "NumberFontNormal";

        f.Amount1 = f:CreateFontString(nil, "OVERLAY", fontObject);
        f.Amount2 = f:CreateFontString(nil, "OVERLAY", fontObject);
        f.Amount3 = f:CreateFontString(nil, "OVERLAY", fontObject);

        f.Amount1:SetJustifyH("LEFT");
        f.Amount2:SetJustifyH("LEFT");
        f.Amount3:SetJustifyH("LEFT");

        local iconSize = COIN_TEXTURE_SIZE;

        f.Symbol1 = f:CreateTexture(nil, "OVERLAY");
        f.Symbol1:SetSize(iconSize, iconSize);
        f.Symbol1:SetTexture("Interface/AddOns/Plumber/Art/BackpackItemTracker/CoinSymbol");
        f.Symbol1:SetTexCoord(0, 0.25, 0, 1);

        f.Symbol2 = f:CreateTexture(nil, "OVERLAY");
        f.Symbol2:SetSize(iconSize, iconSize);
        f.Symbol2:SetTexture("Interface/AddOns/Plumber/Art/BackpackItemTracker/CoinSymbol");
        f.Symbol2:SetTexCoord(0, 0.25, 0, 1);

        f.Symbol3 = f:CreateTexture(nil, "OVERLAY");
        f.Symbol3:SetSize(iconSize, iconSize);
        f.Symbol3:SetTexture("Interface/AddOns/Plumber/Art/BackpackItemTracker/CoinSymbol");
        f.Symbol3:SetTexCoord(0, 0.25, 0, 1);

        f:SetTextureGold(f.Symbol1);
        f:SetTextureSilver(f.Symbol2);
        f:SetTextureCopper(f.Symbol3);

        f.goldSymbol = GOLD_AMOUNT_SYMBOL or "g";
        f.silverSymbol = SILVER_AMOUNT_SYMBOL or "s";
        f.copperSymbol = COPPER_AMOUNT_SYMBOL or "c";

        f.valueSymbolGap = 2;
        f.deltaLerp = API.DeltaLerp;

        f:SetScript("OnShow", f.OnShow);
        f:OnShow();

        return f
    end
    addon.CreateMoneyDisplay = CreateMoneyDisplay;


    local TokenDisplayMixin = {};
    local ITEM_COUNT_HANDLED_ALIENT;

    local function CreateTokenDisplay(parent, layoutName)
        local f = addon.CreateThreeSliceFrame(parent, layoutName);
        f:SetHeight(16);
        f:SetWidth(32);
        Mixin(f, TokenDisplayMixin);
        f.tokens = {};
        f.tokenButtons = {};

        f:SetScript("OnHide", f.OnHide);
        f:SetScript("OnEvent", f.OnEvent);

        return f
    end
    addon.CreateTokenDisplay = CreateTokenDisplay;

    function TokenDisplayMixin:AddCurrency(currencyID)
        for i, tokenInfo in ipairs(self.tokens) do
            if tokenInfo[1] == TOKEN_TYPE_CURRENCY and tokenInfo[2] == currencyID then
                return
            end
        end

        tinsert(self.tokens, {TOKEN_TYPE_CURRENCY, currencyID});
        self:Update();
    end

    function TokenDisplayMixin:RemoveCurrency(currencyID)
        local anyChange = false;

        for i, tokenInfo in ipairs(self.tokens) do
            if tokenInfo[1] == TOKEN_TYPE_CURRENCY and tokenInfo[2] == currencyID then
                table.remove(self.tokens, i);
                anyChange = true;
                break
            end
        end

        if anyChange then
            self:Update();
        end
    end

    function TokenDisplayMixin:AddItem(itemID)
        for i, tokenInfo in ipairs(self.tokens) do
            if tokenInfo[1] == TOKEN_TYPE_ITEM and tokenInfo[2] == itemID then
                return
            end
        end

        tinsert(self.tokens, {TOKEN_TYPE_ITEM, itemID});
        self:Update();
    end

    function TokenDisplayMixin:SetTokens(tokens)
        self.tokens = {};

        --[[
        local n = select('#', ...);
        local tokenInfo;

        for i = 1, n do
            tokenInfo = select(i, ...);
            tinsert(self.tokens, tokenInfo);
        end
        --]]

        if tokens and #tokens > 0 then
            if type(tokens[1]) == "table" then
                self.tokens = tokens;
            else
                self.tokens[1] = tokens;
            end
        end

        self:Update();
    end


    local function CheckOtherItemAddOns()
        ITEM_COUNT_HANDLED_ALIENT = false;
        local addons = {
            "Syndicator", "Bagnon",
            "ElvUI", "NDui",
        };
        local IsAddOnLoaded = C_AddOns.IsAddOnLoaded;
        for _, name in ipairs(addons) do
            if IsAddOnLoaded(name) then
                ITEM_COUNT_HANDLED_ALIENT = true;
                return
            end
        end
    end

    local function AppendItemCount(tooltip, itemID, questionableData)
        if ITEM_COUNT_HANDLED_ALIENT == nil then
            CheckOtherItemAddOns();
        end

        if ITEM_COUNT_HANDLED_ALIENT then
            return
        end

        local inBag = GetItemCount(itemID);
        local total = GetItemCount(itemID, true, false, true, true);
        local inBank = total - inBag;

        local text = L["Num Items In Bag Format"]:format(inBag);

        if inBank > 0 then
            text = text.."    "..L["Num Items In Bank Format"]:format(inBank);
        end

        tooltip:AddLine(text, 1, 0.82, 0, true);
        if questionableData and total > 0 then
            tooltip:AddLine(L["Questionable Item Count Tooltip"], 0.5, 0.5, 0.5, true);
        end
        tooltip:Show();

        return true
    end

    local function TokenButton_OnEnter(self)
        self.UpdateTooltip = nil;

        GameTooltip:SetOwner(self, "ANCHOR_RIGHT");
        if self.tokenType == 0 and self.currencyID then
            GameTooltip:SetCurrencyByID(self.currencyID);
        elseif self.tokenType == 1 and self.item then
            if self.merchantSlot and self.metchantCostIndex then
                GameTooltip:SetMerchantCostItem(self.merchantSlot, self.metchantCostIndex)
            elseif self.link or type(self.item) == "string" then
                GameTooltip:SetHyperlink(self.link or self.item);
            else
                GameTooltip:SetItemByID(self.item);
            end
            if not AppendItemCount(GameTooltip, self.item, self.questionableData) then
                GameTooltip:Show();
            end
            self.UpdateTooltip = function()
                TokenButton_OnEnter(self)
            end
        else
            GameTooltip:Hide();
        end
    end

    local function TokenButton_OnLeave(self)
        self.UpdateTooltip = nil;
        GameTooltip:Hide();
    end

    local function TokenButton_OnClick(self)
        if (not self.owner.clickable) or InCombatLockdown() then return end;

        if IsModifiedClick("CHATLINK") then
            local link;
            if self.tokenType == 0 and self.currencyID then
                link = C_CurrencyInfo.GetCurrencyLink(self.currencyID);
            elseif self.tokenType == 1 and self.item then
                local _;
                _, link = C_Item.GetItemInfo(self.item);
            end
            local linkedToChat = link and HandleModifiedItemClick(link);
            if linkedToChat then
                return
            end
        end

        if self.tokenType == 0 and self.currencyID then
            API.ToggleBlizzardTokenUIIfWarbandCurrency(self.currencyID);

            --[[    --Taint!!
            C_Timer.After(0, function()
                if not InCombatLockdown() then
                    local function FindSelectedTokenButton(elementData)
                        return elementData.currencyID == self.currencyID;
                    end
                    TokenFrame.ScrollBox:ScrollToElementDataByPredicate(FindSelectedTokenButton);
                end
            end);
            --]]
        end
    end

    function TokenDisplayMixin:SetupTokenButton(tokenButton, currencyData, currencyInfoCache)
        local tokenType = currencyData[1];
        local id = currencyData[2];

        --For Vendors
        local numRequired = currencyData[3];
        local icon = currencyData[4];
        local link = currencyData[5];
        local quantity;
        local grayColor = false;    --0.6   NumberFontNormalRightGray

        tokenButton.tokenType = tokenType;
        tokenButton.link = link;
        tokenButton.merchantSlot = currencyData[6];
        tokenButton.metchantCostIndex = currencyData[7];
        tokenButton.questionableData = nil;

        if tokenType == TOKEN_TYPE_CURRENCY then
            --Currency
            self.anyCurrency = true;
            tokenButton.currencyID = id;
            tokenButton.item = nil;

            local info;

            if currencyInfoCache then
                if currencyInfoCache[id] then
                    info = currencyInfoCache[id];
                else
                    info = GetCurrencyInfo(id);
                    currencyInfoCache[id] = info;
                end
            else
                info = GetCurrencyInfo(id);
            end

            icon = info.iconFileID;
            quantity = info.quantity;

        elseif tokenType == TOKEN_TYPE_ITEM then
            --Item
            self.anyItem = true;
            tokenButton.currencyID = nil;
            tokenButton.item = id;
            icon = GetItemIconByID(id)

            if type(id) == "string" then
                --here "id" can be itemlink, but the count may not be accurate
                tokenButton.questionableData = true;
            end

            if self.includeBank then
                quantity = GetItemCount(id, true, false, true, true);
            else
                quantity = GetItemCount(id);
            end
        end

        if quantity then
            tokenButton.Icon:SetTexture(icon);
            if numRequired then
                tokenButton.Count:SetText(numRequired);
            else
                tokenButton.Count:SetText(quantity);
            end
            if numRequired and numRequired > quantity then
                grayColor = true;
            end
        else
            tokenButton.Icon:SetTexture(134400);   --question mark
            tokenButton.Count:SetText("??");
        end

        if grayColor then
            tokenButton.Count:SetTextColor(0.6, 0.6, 0.6);
            tokenButton.Icon:SetVertexColor(0.6, 0.6, 0.6);
        else
            tokenButton.Count:SetTextColor(1, 1, 1);
            tokenButton.Icon:SetVertexColor(1, 1, 1);
        end

        --update width
        local span = TOKEN_BUTTON_ICON_SIZE + TOKEN_BUTTON_TEXT_ICON_GAP + floor(tokenButton.Count:GetWrappedWidth() + 0.5);
        tokenButton:SetWidth(span);
        return span
    end

    function TokenDisplayMixin:AcquireTokenButton(index)
        if not self.tokenButtons[index] then
            local button = CreateFrame("Button", nil, self);
            button.owner = self;
            button:SetSize(TOKEN_BUTTON_ICON_SIZE, TOKEN_BUTTON_HEIGHT);

            button.Icon = button:CreateTexture(nil, "ARTWORK");
            button.Icon:SetPoint("RIGHT", button, "RIGHT", 0, 0);
            button.Icon:SetSize(TOKEN_BUTTON_ICON_SIZE, TOKEN_BUTTON_ICON_SIZE);
            button.Icon:SetTexCoord(0.0625, 0.9375, 0.0625, 0.9375);

            button.Count = button:CreateFontString(nil, "ARTWORK", self.numberFont or "GameFontHighlightSmall");
            button.Count:SetJustifyH("RIGHT");
            button.Count:SetPoint("RIGHT", button.Icon, "LEFT", -TOKEN_BUTTON_TEXT_ICON_GAP, 0);

            button:SetScript("OnEnter", TokenButton_OnEnter);
            button:SetScript("OnLeave", TokenButton_OnLeave);
            button:SetScript("OnClick", TokenButton_OnClick);

            self.tokenButtons[index] = button;
        end

        return self.tokenButtons[index]
    end

    function TokenDisplayMixin:Update()
        local numTokens = #self.tokens;
        local button;

        local totalWidth = TOKEN_FRAME_SIDE_PADDING;
        local buttonWidth;

        self:ListenEvents(true);

        if self.useMoneyFrame and self.MoneyFrame then
            self.MoneyFrame:SetPoint("LEFT", self, "LEFT", totalWidth, 0);
            totalWidth = totalWidth + self.MoneyFrame:ShowPlayerMoney();
            totalWidth = totalWidth + TOKEN_FRAME_BUTTON_PADDING;

            if numTokens > 0 then
                totalWidth = totalWidth + TOKEN_FRAME_BUTTON_PADDING;
            end
        end

        for i, tokenInfo in ipairs(self.tokens) do
            button = self:AcquireTokenButton(i);
            button:Show();
            button:SetPoint("LEFT", self, "LEFT", totalWidth, 0);
            buttonWidth = self:SetupTokenButton(button, tokenInfo);
            totalWidth = totalWidth + buttonWidth + TOKEN_FRAME_BUTTON_PADDING;
        end

        totalWidth = totalWidth - TOKEN_FRAME_BUTTON_PADDING + TOKEN_FRAME_SIDE_PADDING;
        if totalWidth < TOKEN_BUTTON_ICON_SIZE then
            totalWidth = TOKEN_BUTTON_ICON_SIZE;
        end
        self:SetWidth(totalWidth);

        for i = numTokens + 1, #self.tokenButtons do
            self.tokenButtons[i]:Hide();
        end

        if self.anyCurrency then
            self:RegisterEvent("CURRENCY_DISPLAY_UPDATE");
        end

        if self.anyItem then
            self:RegisterEvent("BAG_UPDATE");
        end
    end

    function TokenDisplayMixin:SetFrameOwner(owner, position, offsetX, offsetY, frameStrata)
        --local b = owner:GetBottom();
        --local r = owner:GetRight();
        offsetX = offsetX or 0;
        offsetY = offsetY or 0;

        self:ClearAllPoints();
        self:SetFrameStrata(frameStrata or "FULLSCREEN");

        local realParent = owner;   --UIParent

        if position == "BOTTOMRIGHT" then
            self:SetPoint("BOTTOMRIGHT", realParent, "BOTTOMRIGHT", offsetX, offsetY);
            --f:SetPoint("CENTER", UIParent, "BOTTOM", 0, 64)
        elseif position == "BOTTOM" then
            self:SetPoint("BOTTOM", realParent, "BOTTOM", offsetX, offsetY);
        elseif position == "BOTTOMLEFT" then
            self:SetPoint("BOTTOMLEFT", realParent, "BOTTOMLEFT", offsetX, offsetY);
        end

        self:Show();
    end

    function TokenDisplayMixin:DisplayCurrencyOnFrame(tokens, owner, position, offsetX, offsetY)
        self:SetFrameOwner(owner, position, offsetX, offsetY);
        self:SetTokens(tokens);
    end

    function TokenDisplayMixin:DisplayMerchantPriceOnFrame(tokens, owner, offsetX, offsetY, merchantSlotIndexList)
        local position = "BOTTOMRIGHT";
        local fullyLoaded = true;
        if merchantSlotIndexList then
            --We use C_Tooltip.GetMerchantCostItem to get the real itemlink b/c GetMerchantItemCostItem only returns the basic itemlink
            local GetMerchantCostItem = C_TooltipInfo.GetMerchantCostItem;
            local numCost, slot;
            local uniqueLinks = {};
            for _, v in ipairs(merchantSlotIndexList) do
                slot, numCost = v[1], v[2];
                if numCost > 0 then
                    for costIndex = 1, numCost do
                        local info = GetMerchantCostItem(slot, costIndex);
                        local itemLevel = 0;
                        if info and info.hyperlink then
                            for _, line in ipairs(info.lines) do
                                if line.itemLevel then
                                    itemLevel = line.itemLevel;
                                    break
                                end
                            end
                            uniqueLinks[info.hyperlink] = itemLevel;
                        else
                            fullyLoaded = false;
                        end
                    end
                end
            end
            local linkList = {};
            for link, itemLevel in pairs(uniqueLinks) do
                tinsert(linkList, {link, itemLevel});
            end

            table.sort(linkList, function(a, b)
                --Sort by itemLevel then link
                if a[2] ~= b[2] and a[2] > 0 and b[2] > 0 then
                    return a[2] < b[2]
                end
                return a[1] < b[1]
            end);

            tokens = {};
            local match = string.match;
            local currencyType;
            local id;
            for i, v in ipairs(linkList) do
                local hyperlink = v[1];
                id = match(hyperlink, "currency:(%d+)");
                if id then
                    currencyType = 0;
                    id = tonumber(id);
                    tokens[i] = {currencyType, id, nil, nil, hyperlink};
                else    --item
                    currencyType = 1;
                    tokens[i] = {currencyType, hyperlink, nil, nil, hyperlink};
                end
            end
        end

        self:DisplayCurrencyOnFrame(tokens, owner, position, offsetX, offsetY);
        return fullyLoaded
    end

    function TokenDisplayMixin:ShowMoneyFrame(state)
        if state and not self.MoneyFrame then
            self.MoneyFrame = CreateMoneyDisplay(self);
        end

        self.useMoneyFrame = state;
        if self.MoneyFrame then
            self.MoneyFrame:SetShown(state);
        end
    end

    function TokenDisplayMixin:HideTokenFrame()
        if self:IsShown() then
            self:Hide();
            self:ClearAllPoints();
        end
    end

    function TokenDisplayMixin:ListenEvents(state)
        if state then
            self:RegisterEvent("BAG_UPDATE");
            self:RegisterEvent("CURRENCY_DISPLAY_UPDATE");
            if self.useMoneyFrame then
                self:RegisterEvent("PLAYER_MONEY");
            end
        else
            self:UnregisterEvent("BAG_UPDATE");
            self:UnregisterEvent("CURRENCY_DISPLAY_UPDATE");
            self:UnregisterEvent("PLAYER_MONEY");
        end
    end

    function TokenDisplayMixin:OnHide()
        self:ListenEvents(false);
        self:SetScript("OnUpdate", nil);
    end

    local function Update_Delay(self, elapsed)
        self.t = self.t + elapsed;
        if self.t >= 0.2 then
            self.t = 0;
            self:SetScript("OnUpdate", nil);
            self:Update();
        end
    end

    function TokenDisplayMixin:RequestUpdate()
        if not self:IsVisible() then return end;

        self.t = 0;
        self:SetScript("OnUpdate", Update_Delay);
    end

    function TokenDisplayMixin:OnEvent(event)
        self:ListenEvents(false);
        self:RequestUpdate();
    end

    function TokenDisplayMixin:SetIncludeBank(includeBank)
        self.includeBank = includeBank == true;
    end

    function TokenDisplayMixin:SetButtonClickable(state)
        --Click to open WoW's TokenFrame
        self.clickable = state;
    end


    --For Merchant Vendor Item Price
    --Update is controlled by a shared event listener
    local PriceDisplayMixin = {};
    PriceDisplayMixin.SetupTokenButton = TokenDisplayMixin.SetupTokenButton;
    PriceDisplayMixin.AcquireTokenButton = TokenDisplayMixin.AcquireTokenButton;
    PriceDisplayMixin.SetFrameOwner = TokenDisplayMixin.SetFrameOwner;
    PriceDisplayMixin.ShowMoneyFrame = TokenDisplayMixin.ShowMoneyFrame;
    PriceDisplayMixin.SetIncludeBank = TokenDisplayMixin.SetIncludeBank;

    function PriceDisplayMixin:SetMoneyAndAltCurrency(rawCopper, altCurrency, playerMoney)
        rawCopper = rawCopper or 0;

        if rawCopper > 0 then
            self:ShowMoneyFrame(true);
            self.MoneyFrame:SetAmount(rawCopper, playerMoney);
        else
            self:ShowMoneyFrame(false);
        end

        self.tokens = altCurrency;

        self:Update();
    end

    function PriceDisplayMixin:Update()
        local numTokens = self.tokens and #self.tokens or 0;
        local button, tokenInfo;

        local totalWidth = 0;
        local buttonWidth;

        if self.useMoneyFrame then
            self.MoneyFrame:SetPoint("LEFT", self, "LEFT", totalWidth, 0);
            totalWidth = totalWidth + self.MoneyFrame:GetWidth();
            if numTokens > 0 then
                totalWidth = totalWidth + TOKEN_FRAME_BUTTON_PADDING;
            end
        end

        for i = 1, #self.tokenButtons do    --re-trigger OnEnter
            self.tokenButtons[i]:Hide();
        end

        local currencyInfoCache = {};

        for i = 1, numTokens do
            tokenInfo = self.tokens[i];
            button = self:AcquireTokenButton(i);
            button:Show();
            if i > 1 then
                totalWidth = totalWidth + TOKEN_FRAME_BUTTON_PADDING;
            end
            button:SetPoint("LEFT", self, "LEFT", totalWidth, 0);
            buttonWidth = self:SetupTokenButton(button, tokenInfo, currencyInfoCache);
            totalWidth = totalWidth + buttonWidth;
        end

        if totalWidth < 0 then
            --On test realm some items don't have a price
            totalWidth = 1;
        end

        self:SetWidth(totalWidth);
    end

    local function CreatePriceDisplay(parent)
        local f = CreateFrame("Frame", nil, parent);

        f:SetHeight(16);
        f:SetWidth(32);
        Mixin(f, PriceDisplayMixin);
        f.tokens = {};
        f.tokenButtons = {};
        f.numberFont = "NumberFontNormal";
        f:SetIncludeBank(true);

        return f
    end
    addon.CreatePriceDisplay = CreatePriceDisplay;
end

do  -- PeudoActionButton (a real ActionButtonTemplate will be attached to the button onMouseOver)
    local PostClickOverlay;
    local GetItemMaxStackSizeByID = C_Item.GetItemMaxStackSizeByID;

    local function PostClickOverlay_OnUpdate(self, elapsed)
        self.t = self.t + elapsed;
        self.alpha = 1 - self.t*5;
        self.scale = 1 + self.t*0.5;
        if self.alpha < 0 then
            self.alpha = 0;
            self:Hide();
        end
        self:SetAlpha(self.alpha);
        self:SetScale(self.scale);
    end

    local PeudoActionButtonMixin = {};

    function PeudoActionButtonMixin:ShowPostClickEffect()
        if not PostClickOverlay then
            PostClickOverlay = CreateFrame("Frame", nil, self);
            PostClickOverlay:Hide();
            PostClickOverlay:SetScript("OnUpdate", PostClickOverlay_OnUpdate);
            PostClickOverlay:SetSize(64, 64);

            local texture = PostClickOverlay:CreateTexture(nil, "OVERLAY");
            PostClickOverlay.Texture = texture;
            texture:SetSize(64, 64);
            texture:SetPoint("CENTER", PostClickOverlay, "CENTER", 0, 0);
            texture:SetTexture("Interface/AddOns/Plumber/Art/Button/ActionButtonCircle-PostClickFeedback");
            texture:SetBlendMode("ADD");
        end

        PostClickOverlay:ClearAllPoints();
        PostClickOverlay:SetParent(self);
        PostClickOverlay:SetScale(1);
        PostClickOverlay:SetAlpha(0);
        PostClickOverlay.t = 0;
        PostClickOverlay:SetPoint("CENTER", self, "CENTER", 0, 0);
        PostClickOverlay:Show();
    end

    function PeudoActionButtonMixin:SetIcon(icon)
        self.Icon:SetTexture(icon);
    end

    function PeudoActionButtonMixin:SetIconState(index)
        if index == 1 then
            self.Icon:SetVertexColor(1, 1, 1);
        elseif index == 2 then
            self.Icon:SetVertexColor(0.4, 0.4, 0.4);
        elseif index == 3 then
            self.Icon:SetVertexColor(0.8, 0.8, 0.8);
        else
            self.Icon:SetVertexColor(1, 1, 1);
        end
    end

    function PeudoActionButtonMixin:SetItem(item, icon)
        icon = icon or GetItemIconByID(item);
        self:SetIcon(icon);
        self.id = item;
        self.actionType = "item";
        local stackSize = GetItemMaxStackSizeByID(item)
        self.stackable = stackSize and stackSize > 1;
        self:UpdateCount();
    end

    function PeudoActionButtonMixin:SetSpell(spell, icon)
        if not icon then
            icon = C_Spell.GetSpellTexture(spell);
        end
        self:SetIcon(icon);
        self.id = spell;
        self.actionType = "spell";
        self:UpdateCount();
    end

    function PeudoActionButtonMixin:UpdateCount()
        local count = 0;

        if self.actionType == "item" then
            count = GetItemCount(self.id);
            if self.stackable then
                self.Count:SetText(count);
            else
                self.Count:SetText("");
            end
        elseif self.actionType == "spell" then
            local chargeInfo = GetSpellCharges(self.id);
            local currentCharges = chargeInfo and chargeInfo.currentCharges;
            if currentCharges then
                count = currentCharges;
                self.Count:SetText(count);
            else
                count = 1;
                self.Count:SetText("");
            end
        end

        if count > 0 then
            self:SetIconState(1);
        else
            if self.actionType == "item" then
                self:SetIconState(2);
            else
                self:SetIconState(3);
            end
        end

        self.charges = count;
    end

    function PeudoActionButtonMixin:GetCharges()
        if not self.charges then
            self:UpdateCount();
        end
        return self.charges
    end

    function PeudoActionButtonMixin:HasCharges()
        return self:GetCharges() > 0
    end

    function PeudoActionButtonMixin:SetStatePushed()
        self.NormalTexture:Hide();
        self.PushedTexture:Show();
        self.Icon:SetSize(39, 39);
    end

    function PeudoActionButtonMixin:SetStateNormal()
        self.NormalTexture:Show();
        self.PushedTexture:Hide();
        self.Icon:SetSize(40, 40);
    end

    function PeudoActionButtonMixin:UseHighContrast(state)
        if state then
            self.NormalTexture:SetSize(128, 128);
            self.NormalTexture:SetTexture("Interface/AddOns/Plumber/Art/Button/ActionButtonCircle-Border-HC");
            self.PushedTexture:SetSize(128, 128);
            self.PushedTexture:SetTexture("Interface/AddOns/Plumber/Art/Button/ActionButtonCircle-Highlight-Full-HC");
        else
            self.NormalTexture:SetSize(64, 64);
            self.NormalTexture:SetTexture("Interface/AddOns/Plumber/Art/Button/ActionButtonCircle-Border");
            self.PushedTexture:SetSize(64, 64);
            self.PushedTexture:SetTexture("Interface/AddOns/Plumber/Art/Button/ActionButtonCircle-Highlight-Full");
        end
    end

    function PeudoActionButtonMixin:HideCooldownNumber(state)
        self.Cooldown:SetHideCountdownNumbers(state);
        --TO-DO --For OmniCC: https://github.com/tullamods/OmniCC/blob/f4cb9745a077920b12fca43d2bb74e7fc1141fab/OmniCC/core/cooldown.lua#L408
    end

    local function CreatePeudoActionButton(parent)
        local button = CreateFrame("Button", nil, parent, "PlumberPeudoActionButtonTemplate");
        Mixin(button, PeudoActionButtonMixin);
        return button
    end
    addon.CreatePeudoActionButton = CreatePeudoActionButton;


    local ActionButtonSpellCastOverlayMixin = {};

    function ActionButtonSpellCastOverlayMixin:FadeIn()
        FadeFrame(self, 0.25, 1, 0);
    end

    function ActionButtonSpellCastOverlayMixin:FadeOut()
        FadeFrame(self, 0.25, 0);
        self.Cooldown:Pause();
    end

    local PI2 = -2*math.pi;
    local ceil = math.ceil;

    local function Cooldown_OnUpdate(self, elapsed)
        self.t = self.t + elapsed;
        if self.t < self.duration then
            self.EdgeTexture:SetRotation( self.t/self.duration * PI2 );
        end

        self.tick = self.tick + elapsed;
        if self.tick >= 0.2 then
            self.tick = 0;
            local startTimeMs, durationMs = self:GetCooldownTimes();
            local currentTimeSeconds = GetTime();
            local elapsedTime = currentTimeSeconds - (startTimeMs / 1000.0);
            local remainingTimeSeconds = (durationMs / 1000.0) - elapsedTime;
            self.t = elapsedTime;   --Sync time
            if self.showCountdownNumber then
                remainingTimeSeconds = ceil(remainingTimeSeconds);
                self.BackupCountdownNumber:SetText(remainingTimeSeconds);
            end
        end
    end

    function ActionButtonSpellCastOverlayMixin:SetDuration(second)
        second = second or 0;
        self.Cooldown:SetCooldownDuration(second);
        if second > 0 then
            self.Cooldown:Resume();
            self.Cooldown.t = 0;
            self.Cooldown.tick = 0;
            self.Cooldown.duration = second;
            self.Cooldown.EdgeTexture:Show();
            self.Cooldown.EdgeTexture:SetRotation(0);
            self.supposedEndTime = time() + second;
            local countdownNumberEnabled = GetCVarBool("countdownForCooldowns");
            self.Cooldown.showCountdownNumber = not countdownNumberEnabled;
            self.Cooldown.BackupCountdownNumber:SetShown(not countdownNumberEnabled);
            self.Cooldown.BackupCountdownNumber:SetText("");
            self.Cooldown:SetScript("OnUpdate", Cooldown_OnUpdate);
        else
            self.Cooldown:SetScript("OnUpdate", nil);
            self.Cooldown.EdgeTexture:Hide();
            self.supposedEndTime = nil;
            self.Cooldown.BackupCountdownNumber:SetText("");
        end
    end

    local function CreateActionButtonSpellCastOverlay(parent)
        local f = CreateFrame("Frame", nil, parent);
        f:SetSize(46, 46);

        --[[
        f.Border = f:CreateTexture(nil, "BACKGROUND", nil, 4);
        f.Border:SetSize(64, 64);
        f.Border:SetPoint("CENTER", f, "CENTER", 0, 0);
        f.Border:SetTexture("Interface/AddOns/Plumber/Art/Button/ActionButtonCircle-SpellCast-Border", nil, nil, "TRILINEAR");
        f.Border:SetTexCoord(0, 1, 0, 1);
        f.Border:Hide();
        --]]

        local InnerShadow = f:CreateTexture(nil, "OVERLAY", nil, 1);   --Use this texture to increase contrast (HighlightTexture/SwipeTexture)
        InnerShadow:SetSize(64, 64);
        InnerShadow:SetPoint("CENTER", f, "CENTER", 0, 0);
        InnerShadow:SetTexture("Interface/AddOns/Plumber/Art/Button/ActionButtonCircle-SpellCast-InnerShadow");
        InnerShadow:SetTexCoord(0, 1, 0, 1);

        f.Cooldown = CreateFrame("Cooldown", nil, f);
        f.Cooldown:SetSize(64, 64);
        f.Cooldown:SetPoint("CENTER", f, "CENTER", 0, 0);
        f.Cooldown:SetHideCountdownNumbers(false);  --globally controlled by CVar "countdownForCooldowns" (boolean)
        f.Cooldown.noCooldownCount = true;          --Disabled for OmniCC (  see OmniCC/core/cooldown.lua Cooldown:OnCooldownDone()  )

        local CountdownNumber = f.Cooldown:CreateFontString(nil, "OVERLAY", nil, 6);
        f.Cooldown.BackupCountdownNumber = CountdownNumber;
        local font, fontHeight, flBarShake = GameFontNormal:GetFont();
        CountdownNumber:SetFont(font, 16, "OUTLINE");
        CountdownNumber:SetPoint("CENTER", f.Cooldown, "CENTER", 0, -1);
        CountdownNumber:SetJustifyH("CENTER");
        CountdownNumber:SetJustifyV("MIDDLE");
        CountdownNumber:SetShadowOffset(1, -1);
        CountdownNumber:SetShadowColor(0, 0, 0);
        CountdownNumber:SetTextColor(1, 1, 1);

        f.Cooldown:SetSwipeTexture("Interface/AddOns/Plumber/Art/Button/ActionButtonCircle-SpellCast-Swipe");
        f.Cooldown:SetSwipeColor(1, 1, 1);
        f.Cooldown:SetDrawSwipe(true);

        ---- It seems creating edge doesn't work in Lua
        --f.Cooldown:SetEdgeTexture("Interface/Cooldown/edge", 1, 1, 1, 1);  --Interface/AddOns/Plumber/Art/Button/ActionButtonCircle-SpellCast-Edge
        --f.Cooldown:SetDrawEdge(true);
        --f.Cooldown:SetEdgeScale(1);
        --f.Cooldown:SetUseRadialEdge(true);

        local EdgeTexture = f.Cooldown:CreateTexture(nil, "OVERLAY", nil, 6);
        f.Cooldown.EdgeTexture = EdgeTexture;
        EdgeTexture:SetSize(64, 64);
        EdgeTexture:SetPoint("CENTER", f, "CENTER", 0, 0);
        EdgeTexture:SetTexture("Interface/AddOns/Plumber/Art/Button/ActionButtonCircle-SpellCast-Edge");
        EdgeTexture:SetTexCoord(0, 1, 0, 1);
        EdgeTexture:Hide();

        Mixin(f, ActionButtonSpellCastOverlayMixin);

        return f
    end
    addon.CreateActionButtonSpellCastOverlay = CreateActionButtonSpellCastOverlay;
end

do  --(In)Secure Button Pool
    local InCombatLockdown = InCombatLockdown;

    local SecureButtons = {};               --All SecureButton that were created. Recycle/Share unused buttons unless it was specified not to
    local PrivateSecureButtons = {};        --These are the buttons that are not shared with other modules

    local SecureButtonContainer = CreateFrame("Frame");     --Always hidden
    SecureButtonContainer:Hide();

    function SecureButtonContainer:CollectButton(button)
        if not InCombatLockdown() then
            button:ClearAllPoints();
            button:Hide();
            button:SetParent(self);
            button:ClearActions();
            button:ClearScripts();
            button.isActive = false;
        end
    end

    SecureButtonContainer:SetScript("OnEvent", function(self, event, ...)
        if event == "PLAYER_REGEN_DISABLED" then
            local anyActive = false;
            for i, button in ipairs(SecureButtons) do
                if button.isActive then
                    self:CollectButton(button);
                    anyActive = true;
                end
            end

            if not anyActive then
                self:UnregisterEvent(event);
            end
        end
    end);

    local function SecureActionButton_OnHide(self)
        if self.isActive then
            self:Release();
        end
        if self.onHideCallback then
            self.onHideCallback(self);
        end
    end

    local SecureButtonMixin = {};

    function SecureButtonMixin:Release()
        SecureButtonContainer:CollectButton(self);
    end

    function SecureButtonMixin:ShowDebugHitRect(state)
        if state then
            if not self.debugBG then
                self.debugBG = self:CreateTexture(nil, "BACKGROUND");
                self.debugBG:SetAllPoints(true);
                self.debugBG:SetColorTexture(1, 0, 0, 0.5);
            end
        else
            if self.debugBG then
                self.debugBG:Hide();
            end
        end
    end

    function SecureButtonMixin:SetMacroText(macroText)
        self:SetAttribute("macrotext", macroText);
        self.macroText = macroText;
    end

    function SecureButtonMixin:ClearActions()
        if self.macroText then
            self.macroText = nil;
            self:SetAttribute("type", nil);
            self:SetAttribute("type1", nil);
            self:SetAttribute("type2", nil);
            self:SetAttribute("macrotext", nil);
        end
    end

    function SecureButtonMixin:ClearScripts()
        self:SetScript("OnEnter", nil);
        self:SetScript("OnLeave", nil);
        self:SetScript("PostClick", nil);
        self:SetScript("OnMouseDown", nil);
        self:SetScript("OnMouseUp", nil);
    end

    function SecureButtonMixin:CoverObject(object, padding)
        padding = padding or 0;
        self:ClearAllPoints();
        self:SetPoint("TOPLEFT", object, "TOPLEFT", -padding, padding);
        self:SetPoint("BOTTOMRIGHT", object, "BOTTOMRIGHT", padding, -padding);
    end

    function SecureButtonMixin:CoverParent(padding)
        local parent = self:GetParent();
        if parent then
            self:CoverObject(parent, padding);
        end
    end

    function SecureButtonMixin:SetUseItem(item, mouseButton)
        mouseButton = mouseButton or "LeftButton";

        if mouseButton == "RightButton" then
            self:SetAttribute("type2", "macro");
        else
            self:SetAttribute("type1", "macro");
        end

        if type(item) == "number" then
            self:SetMacroText("/use item:"..item);
        else
            self:SetMacroText("/use "..item);
        end
    end

    local function CreateSecureActionButton()
        if InCombatLockdown() then return end;
        local index = #SecureButtons + 1;
        local button = CreateFrame("Button", nil, nil, "InsecureActionButtonTemplate"); --Perform action outside of combat
        SecureButtons[index] = button;
        button.index = index;
        button.isActive = true;
        Mixin(button, SecureButtonMixin);

        button:RegisterForClicks("LeftButtonDown", "LeftButtonUp", "RightButtonDown", "RightButtonUp");
        button:SetScript("OnHide", SecureActionButton_OnHide);

        SecureButtonContainer:RegisterEvent("PLAYER_REGEN_DISABLED");
        --SecureButtonContainer:RegisterEvent("PLAYER_REGEN_ENABLED");

        return button
    end

    local function AcquireSecureActionButton(privateKey, propagateMouseMotion)
        if InCombatLockdown() then return end;

        local button;

        if privateKey then
            button = PrivateSecureButtons[privateKey];
            if not button then
                button = CreateSecureActionButton();
                PrivateSecureButtons[privateKey] = button;
            end
        else
            for i, b in ipairs(SecureButtons) do
                if not b:IsShown() then
                    b.isActive = true;
                    button = b;
                    break
                end
            end

            if not button then
                button = CreateSecureActionButton();
            end
        end

        if button then
            button.isActive = true;
            button:SetPropagateMouseMotion(propagateMouseMotion or false);
            SecureButtonContainer:RegisterEvent("PLAYER_REGEN_DISABLED");

            if GetCVarBool("ActionButtonUseKeyDown") then
                button:RegisterForClicks("LeftButtonDown", "RightButtonDown");
            else
                button:RegisterForClicks("LeftButtonUp", "RightButtonUp");
            end

            return button
        end
    end
    addon.AcquireSecureActionButton = AcquireSecureActionButton;

    local function HideSecureActionButton(privateKey)
        if InCombatLockdown() then return end;

        if privateKey then
            local button = PrivateSecureButtons[privateKey];
            if button then
                button:Release();
            end
        end
    end
    addon.HideSecureActionButton = HideSecureActionButton;
end

do
    local SecondsToTime = API.SecondsToTime;

    local TimerFrameMixin = {};
    --t0:  totalElapsed
    --t1: totalElapsed (between 0 - 1)
    --s1: elapsedSeconds
    --s0: full duration

    function TimerFrameMixin:Init()
        if not self.styleID then
            self:SetStyle(2);
            self:SetBarColor(131/255, 208/255, 228/255);
            self:AbbreviateTimeText(true);
        end
    end

    function TimerFrameMixin:Clear()
        self:SetScript("OnUpdate", nil);
        self.t0 = 0;
        self.t1 = 0;
        self.s1 = 1;
        self.s0 = 1;
        self.startTime = nil;
        if self.BarMark then
            self.BarMark:Hide();
        end
        self.DisplayProgress(self);
    end

    function TimerFrameMixin:Calibrate()
        if self.startTime then
            local currentTime = time();
            self.t0 = currentTime - self.startTime;
            self.s1 = self.t0;
            self.DisplayProgress(self);
        end
    end

    function TimerFrameMixin:SetTimes(currentSecond, total)
        if currentSecond >= total or total == 0 then
            self:Clear();
        else
            self.t0 = currentSecond;
            self.t1 = 0;
            self.s1 = floor(currentSecond + 0.5);
            self.s0 = total;
            self:SetScript("OnUpdate", self.OnUpdate);
            self.DisplayProgress(self);
            self.startTime = time();
            if self.BarMark and self.styleID == 2 then
                self.BarMark:Show();
            end
        end
    end

    function TimerFrameMixin:SetDuration(second)
        self:SetTimes(0, second);
    end

    function TimerFrameMixin:SetEndTime(endTime)
        local t = time();
        self:SetDuration( (t > endTime and (t - endTime)) or 0 );
    end

    function TimerFrameMixin:SetReverse(reverse)
        --If reverse, show remaining seconds instead of elpased seconds
        self.isReverse = reverse;
    end

    function TimerFrameMixin:OnUpdate(elapsed)
        self.t0 = self.t0 + elapsed;
        self.t1 = self.t1 + elapsed;

        if self.t0 >= self.s0 then
            self:Clear();
            return
        end

        if self.t1 > 1 then
            self.t1 = self.t1 - 1;
            self.s1 = self.s1 + 1;
            self.DisplayProgress(self);
        end

        if self.continuous then
            self.UpdateEveryFrame(self);
        end
    end

    function TimerFrameMixin:AbbreviateTimeText(state)
        self.abbreviated = state or false;
    end

    local function DisplayProgress_SimpleText(self)
        if self.isReverse then
            self.TimeText:SetText( SecondsToTime(self.s0 - self.s1, self.abbreviated) );
        else
            self.TimeText:SetText( SecondsToTime(self.s1, self.abbreviated) );
        end
    end

    local function DisplayProgress_StatusBar(self)
        if self.isReverse then
            self.fw = (1 - self.s1/self.s0) * self.maxBarFillWidth;
        else
            self.fw = (self.s1/self.s0) * self.maxBarFillWidth;
        end
        if self.fw < 0.1 then
            self.fw = 0.1;
        end
        self.BarFill:SetWidth(self.fw);
    end

    local function DisplayProgress_Style2(self)
        DisplayProgress_SimpleText(self);
        DisplayProgress_StatusBar(self);
    end

    local function UpdateEveryFrame_TimeText(self)

    end

    local function UpdateEveryFrame_StatusBar(self)
        if self.isReverse then
            self.fw = (1 - self.t0/self.s0) * self.maxBarFillWidth;
        else
            self.fw = (self.t0/self.s0) * self.maxBarFillWidth;
        end
        if self.fw < 0.1 then
            self.fw = 0.1;
        end
        self.BarFill:SetWidth(self.fw);
    end

    function TimerFrameMixin:UpdateMaxBarFillWidth()
        self.maxBarFillWidth = self:GetWidth() - 4;
    end

    function TimerFrameMixin:SetContinuous(state)
        --Do something every frame instead of every second
        self.continuous = state or false;
    end

    function TimerFrameMixin:SetStyle(styleID)
        if styleID == self.styleID then return end;
        self.styleID = styleID;

        if styleID == 1 then
            --Simple Text
            self.DisplayProgress = DisplayProgress_SimpleText;
            self.UpdateEveryFrame = UpdateEveryFrame_TimeText;
            self.TimeText:SetFontObject("GameTooltipText");
            self.TimeText:SetTextColor(1, 1, 1);
            if self.BarLeft then
                self.BarLeft:Hide();
                self.BarCenter:Hide();
                self.BarRight:Hide();
                self.BarBG:Hide();
                self.BarFill:Hide();
                self.BarMark:Hide();
            end
        elseif styleID == 2 then
            --StatusBar
            self.DisplayProgress = DisplayProgress_Style2;
            self.UpdateEveryFrame = UpdateEveryFrame_StatusBar;

            local font, height, flBarShake = GameFontHighlightSmall:GetFont();
            self.TimeText:SetFont(font, 10, "");
            self.TimeText:SetTextColor(0, 0, 0);

            if not self.BarLeft then
                local file = "Interface/AddOns/Plumber/Art/Frame/StatusBar_Small";
                self.BarLeft = self:CreateTexture(nil, "OVERLAY");
                self.BarLeft:SetSize(16, 32);
                self.BarLeft:SetTexture(file);
                self.BarLeft:SetTexCoord(0, 0.25, 0, 0.5);
                self.BarLeft:SetPoint("CENTER", self, "LEFT", 0, 0);

                self.BarRight = self:CreateTexture(nil, "OVERLAY");
                self.BarRight:SetSize(16, 32);
                self.BarRight:SetTexture(file);
                self.BarRight:SetTexCoord(0.75, 1, 0, 0.5);
                self.BarRight:SetPoint("CENTER", self, "RIGHT", 0, 0);

                self.BarCenter = self:CreateTexture(nil, "OVERLAY");
                self.BarCenter:SetTexture(file);
                self.BarCenter:SetTexCoord(0.25, 0.75, 0, 0.5);
                self.BarCenter:SetPoint("TOPLEFT", self.BarLeft, "TOPRIGHT", 0, 0);
                self.BarCenter:SetPoint("BOTTOMRIGHT", self.BarRight, "BOTTOMLEFT", 0, 0);

                self.BarBG = self:CreateTexture(nil, "BACKGROUND");
                self.BarBG:SetTexture(file);
                self.BarBG:SetTexCoord(0.015625, 0.265625, 0.515625, 0.765625);
                self.BarBG:SetSize(14, 14);
                self.BarBG:SetPoint("LEFT", self, "LEFT", 0, 0);
                self.BarBG:SetPoint("RIGHT", self, "RIGHT", 0, 0);

                self.BarFill = self:CreateTexture(nil, "ARTWORK");
                self.BarFill:SetTexture(file);
                self.BarFill:SetTexCoord(0.296875, 0.5, 0.53125, 0.734375);
                self.BarFill:SetSize(13, 13);
                self.BarFill:SetPoint("LEFT", self, "LEFT", 2, 0);

                self.BarMark = self:CreateTexture(nil, "OVERLAY", nil, 1);
                self.BarMark:SetTexture(file);
                self.BarMark:SetTexCoord(0.625, 1, 0.515625, 0.765625);
                self.BarMark:SetSize(24, 16);
                self.BarMark:SetPoint("CENTER", self.BarFill, "RIGHT", 0, 0);

                API.DisableSharpening(self.BarLeft);
                API.DisableSharpening(self.BarRight);
                API.DisableSharpening(self.BarCenter);
                API.DisableSharpening(self.BarBG);
                API.DisableSharpening(self.BarFill);

                self:UpdateMaxBarFillWidth();
            end

            self.BarLeft:Show();
            self.BarCenter:Show();
            self.BarRight:Show();
            self.BarBG:Show();
            self.BarFill:Show();
            self.BarMark:Show();
        end
    end

    function TimerFrameMixin:SetBarColor(r, g, b)
        if self.BarFill then
            self.BarFill:SetVertexColor(r, g, b);
        end
    end

    local function CreateTimerFrame(parent)
        local f = CreateFrame("Frame", nil, parent);
        f:SetSize(48, 16);

        f.TimeText = f:CreateFontString(nil, "OVERLAY", "GameTooltipText", 2);
        f.TimeText:SetJustifyH("CENTER");
        f.TimeText:SetPoint("CENTER", f, "CENTER", 0, 0);

        Mixin(f, TimerFrameMixin);
        f:SetScript("OnSizeChanged", f.UpdateMaxBarFillWidth);
        f:SetScript("OnShow", f.Calibrate);
        f:Init();

        return f
    end
    addon.CreateTimerFrame = CreateTimerFrame;


    local TinyStatusBarMixin = {};

    function TinyStatusBarMixin:Init()
        local px = API.GetPixelForWidget(self, 1);
        self.Stroke:SetPoint("TOPLEFT", self, "TOPLEFT", -px, px);
        self.Stroke:SetPoint("BOTTOMRIGHT", self, "BOTTOMRIGHT", px, -px);
        self.OutStroke:SetPoint("TOPLEFT", self, "TOPLEFT", -2*px, 2*px);
        self.OutStroke:SetPoint("BOTTOMRIGHT", self, "BOTTOMRIGHT", 2*px, -2*px);
        self:SetHeight((self.heightPixel or 2)*px);
        self:UpdateMaxBarFillWidth();
    end

    function TinyStatusBarMixin:SetBarColor(r, g, b)
        self.BarFill:SetColorTexture(r, g, b);
    end

    function TinyStatusBarMixin:Calibrate()
        if self.startTime then
            local currentTime = time();
            self.t0 = currentTime - self.startTime;
            self.s1 = self.t0;
            self.DisplayProgress(self);
        end
    end

    function TinyStatusBarMixin:Clear()
        self:SetScript("OnUpdate", nil);
        self.t = 0;
        self.duration = 0;
        self.startTime = nil;
        self.BarFill:Hide();
    end

    function TinyStatusBarMixin:UpdateMaxBarFillWidth()
        self.maxBarFillWidth = self:GetWidth();
    end

    function TinyStatusBarMixin:SetTimes(currentSecond, total)
        if currentSecond >= total or total == 0 then
            self:Clear();
        else
            self.t = currentSecond;
            self.duration = total;
            self:SetScript("OnUpdate", self.OnUpdate);
            self:DisplayProgress();
            self.startTime = time();
            self.BarFill:Show();
        end
    end

    function TinyStatusBarMixin:DisplayProgress()
        if self.isReverse then
            self.BarFill:SetWidth(self.maxBarFillWidth * (1 - self.t/self.duration));
        else
            self.BarFill:SetWidth(self.maxBarFillWidth * self.t/self.duration);
        end
    end

    function TinyStatusBarMixin:SetDuration(second)
        self:SetTimes(0, second);
    end

    function TinyStatusBarMixin:SetEndTime(endTime)
        local t = time();
        self:SetDuration( (t > endTime and (t - endTime)) or 0 );
    end

    function TinyStatusBarMixin:SetReverse(reverse)
        self.isReverse = reverse;
    end

    function TinyStatusBarMixin:OnUpdate(elapsed)
        self.t = self.t + elapsed;
        if self.t >= self.duration then
            self:SetScript("OnUpdate", nil);
            self.BarFill:Hide();
            return
        end
        self:DisplayProgress();
    end

    function TinyStatusBarMixin:SetBarHeight(pixel)
        if pixel ~= self.heightPixel then
            self.heightPixel = pixel;
            self:Init();
        end
    end

    local function CreateTinyStatusBar(parent)
        local f = CreateFrame("Frame", nil, parent);
        f:SetSize(24, 2);

        f.BarBG = f:CreateTexture(nil, "ARTWORK");
        f.BarBG:SetAllPoints(true);
        f.BarBG:SetColorTexture(0, 0, 0, 0.5);

        f.Stroke = f:CreateTexture(nil, "BORDER");
        f.Stroke:SetColorTexture(0, 0, 0);
        f.Stroke:SetPoint("TOPLEFT", f, "TOPLEFT", -1, 1);
        f.Stroke:SetPoint("BOTTOMRIGHT", f, "BOTTOMRIGHT", 1, -1);

        f.OutStroke = f:CreateTexture(nil, "BACKGROUND");
        f.OutStroke:SetColorTexture(1, 0.82, 0, 0.5);
        f.OutStroke:SetPoint("TOPLEFT", f, "TOPLEFT", -2, 2);
        f.OutStroke:SetPoint("BOTTOMRIGHT", f, "BOTTOMRIGHT", 2, -2);

        local mask1 = f:CreateMaskTexture(nil, "BORDER");
        mask1:SetPoint("TOPLEFT", f, "TOPLEFT", 0, 0);
        mask1:SetPoint("BOTTOMRIGHT", f, "BOTTOMRIGHT", 0, 0);
        mask1:SetTexture("Interface/AddOns/Plumber/Art/BasicShape/Mask-Exclusion", "CLAMPTOWHITE", "CLAMPTOWHITE");
        f.Stroke:AddMaskTexture(mask1);

        local mask2 = f:CreateMaskTexture(nil, "BACKGROUND");
        mask2:SetPoint("TOPLEFT", f, "TOPLEFT", 0, 0);
        mask2:SetPoint("BOTTOMRIGHT", f, "BOTTOMRIGHT", 0, 0);
        mask2:SetTexture("Interface/AddOns/Plumber/Art/BasicShape/Mask-Exclusion", "CLAMPTOWHITE", "CLAMPTOWHITE");
        f.OutStroke:AddMaskTexture(mask2);
    
        f.BarFill = f:CreateTexture(nil, "OVERLAY");
        f.BarFill:SetPoint("TOPLEFT", f, "TOPLEFT", 0, 0);
        f.BarFill:SetPoint("BOTTOMLEFT", f, "BOTTOMLEFT", 0, 0);
        f.BarFill:SetWidth(12);

        DisableSharpening(f.BarBG);
        DisableSharpening(f.Stroke);
        DisableSharpening(f.OutStroke);
        DisableSharpening(mask1);
        DisableSharpening(mask2);
        DisableSharpening(f.BarFill);

        Mixin(f, TinyStatusBarMixin);
        f:SetBarColor(1, 0.82, 0);
        f:SetBarHeight(2);
        f:SetScript("OnShow", f.Calibrate);
        f:Init();

        return f
    end
    addon.CreateTinyStatusBar = CreateTinyStatusBar;
end

do  --Red Button
    local RedButtonMixin = {};


    local LONG_CLICK_DURATION = 0.5;
    local LongClickListner = CreateFrame("Frame");

    function LongClickListner:OnUpdate(elapsed)
        self.t = self.t + elapsed;
        if self.t >= LONG_CLICK_DURATION then
            self:SetScript("OnUpdate", nil);
            if self.owner and self.owner:IsVisible() and self.owner:IsEnabled() then
                self.owner:SetButtonState(4);
            end
        end
    end

    function LongClickListner:SetOwner(button)
        self:SetParent(button);
        self.owner = button;
        self.t = 0;
        self:SetScript("OnUpdate", self.OnUpdate);
        self:Show();
    end

    function LongClickListner:Stop()
        self:SetScript("OnUpdate", nil);
        self.owner = nil;
        self:Hide();
    end

    function LongClickListner:OnHide()
        self:Stop();
    end
    LongClickListner:SetScript("OnHide", LongClickListner.OnHide);


    function RedButtonMixin:SetButtonText(text)
        self.ButtonText:SetText(text);
    end

    local function SetButtonState_Nomral(self, stateIndex)
        local top = 0.25*(stateIndex - 1);
        local bottom = 0.25*stateIndex;
        self.Left:SetTexCoord(0, 0.125, top, bottom);
        self.Middle:SetTexCoord(0.125, 0.875, top, bottom);
        self.Right:SetTexCoord(0.875, 1, top, bottom);
    end

    local function SetButtonState_Large(self, stateIndex)
        local top = 0.1875*(stateIndex - 1);
        local bottom = 0.1875*stateIndex;
        self.Left:SetTexCoord(0, 0.125, top, bottom);
        self.Middle:SetTexCoord(0.125, 0.875, top, bottom);
        self.Right:SetTexCoord(0.875, 1, top, bottom);
    end

    function RedButtonMixin:SetButtonState(stateIndex)
        --1 Normal  2 Pushed  3 Disabled
        if stateIndex ~= self.stateIndex then
            self.stateIndex = stateIndex;
        else
            return
        end

        if stateIndex == 1 or stateIndex == 2 or stateIndex == 4 then --Normal/Pushed/LongClick
            self:Enable();
            if self:IsShown() and self:IsMouseOver() then
                self.ButtonText:SetTextColor(1, 1, 1);
            else
                self.ButtonText:SetTextColor(1, 0.82, 0);
            end
            if stateIndex == 1 then
                self.ButtonText:SetPoint("CENTER", 0, 0);
                self:StopAllAnimations();
            elseif stateIndex == 2 then
                self.ButtonText:SetPoint("CENTER", self.pushOffset, -self.pushOffset);
                self:StopAllAnimations();
            elseif stateIndex == 4 then
                self.ButtonText:SetPoint("CENTER", self.pushOffset, -self.pushOffset*2);
                self.AnimPulse:Play();
            end
        elseif stateIndex == 3 then --Disabled
            self:Disable();
            self:StopAllAnimations();
            self.ButtonText:SetTextColor(0.5, 0.5, 0.5);
            self.ButtonText:SetPoint("CENTER", 0, 0);
        end

        self.SetButtonStateFunc(self, stateIndex);
    end

    function RedButtonMixin:OnMouseDown(button)
        if not self:IsEnabled() then return end;
        self:SetButtonState(2);

        if button == "LeftButton" then
            self.leftButtonDown = true;
            if self.onMouseDownFunc then
                self.onMouseDownFunc(self);
            end

            if self.canLongClick then
                self.AnimFill:Play();
                LongClickListner:SetOwner(self);
            end
        end
    end

    function RedButtonMixin:StopAllAnimations()
        self.AnimFill:Stop();
        self.AnimPulse:Stop();
    end

    function RedButtonMixin:OnMouseUp()
        self.leftButtonDown = nil;

        LongClickListner:Stop();
        self:StopAllAnimations();

        if self.onMouseUpFunc then
            self.onMouseUpFunc(self);
        end
        if not self:IsEnabled() then return end;
        self:SetButtonState(1);
    end

    function RedButtonMixin:OnHide()
        if self:IsEnabled() then
            self:SetButtonState(1);
        else
            self:SetButtonState(3);
        end
        self.leftButtonDown = nil;
    end

    function RedButtonMixin:OnEnter()
        if self:IsEnabled() then
            self.ButtonText:SetTextColor(1, 1, 1);
        end
    end

    function RedButtonMixin:OnLeave()
        if self:IsEnabled() then
            self.ButtonText:SetTextColor(1, 0.82, 0);
        end
    end

    local function CreateLongClickAnimation(f)
        local ScanTexture = f:CreateTexture(nil, "OVERLAY", nil, -1);
        f.ScanTexture = ScanTexture;
        ScanTexture:SetSize(46, 21);
        ScanTexture:SetPoint("RIGHT", f, "RIGHT", -184, -1);
        ScanTexture:SetTexture("Interface/AddOns/Plumber/Art/Frame/RedButton-Scan", nil, nil, "TRILINEAR");
        ScanTexture:SetVertexColor(0.4, 0.1, 0.1);
        ScanTexture:SetBlendMode("ADD");
        ScanTexture:SetAlpha(0);

        local AnimFill = f:CreateAnimationGroup();
        f.AnimFill = AnimFill;
        AnimFill:SetToFinalAlpha(true);
        local t1 = AnimFill:CreateAnimation("Translation");
        t1:SetChildKey("ScanTexture");
        t1:SetOffset(184, 0);
        t1:SetDuration(LONG_CLICK_DURATION);
        t1:SetOrder(1);
        local a1 = AnimFill:CreateAnimation("Alpha");
        a1:SetChildKey("ScanTexture");
        a1:SetFromAlpha(0);
        a1:SetToAlpha(1);
        a1:SetDuration(0.1);
        a1:SetOrder(1);
        local a2 = AnimFill:CreateAnimation("Alpha");
        a2:SetChildKey("ScanTexture");
        a2:SetFromAlpha(1);
        a2:SetToAlpha(0);
        a2:SetDuration(0.5);
        a2:SetStartDelay(LONG_CLICK_DURATION);
        a2:SetOrder(1);

        local PulseTexture = f:CreateTexture(nil, "OVERLAY", nil, -1);
        f.PulseTexture = PulseTexture;
        PulseTexture:SetPoint("TOPLEFT", f, "LEFT", 4, 8);
        PulseTexture:SetPoint("BOTTOMRIGHT", f, "RIGHT", -2, -12);
        PulseTexture:SetTexture("Interface/AddOns/Plumber/Art/Frame/RedButton-Pulse", nil, nil, "TRILINEAR");
        PulseTexture:SetVertexColor(0.5, 0.25, 0.1);
        PulseTexture:SetBlendMode("ADD");
        PulseTexture:SetAlpha(0);

        local AnimPulse = f:CreateAnimationGroup();
        f.AnimPulse = AnimPulse;
        AnimPulse:SetToFinalAlpha(true);
        AnimPulse:SetLooping("BOUNCE");
        local a5 = AnimPulse:CreateAnimation("Alpha");
        a5:SetChildKey("PulseTexture");
        a5:SetFromAlpha(0);
        a5:SetToAlpha(1);
        a5:SetDuration(0.5);
        a5:SetOrder(1);
    end

    local function CreateRedButton(parent, sizeType)
        sizeType = sizeType or "normal";

        local f = CreateFrame("Button", nil, parent);
        Mixin(f, RedButtonMixin);

        f:SetScript("OnMouseDown", RedButtonMixin.OnMouseDown);
        f:SetScript("OnMouseUp", RedButtonMixin.OnMouseUp);
        f:SetScript("OnHide", RedButtonMixin.OnHide);
        f:SetScript("OnEnter", RedButtonMixin.OnEnter);
        f:SetScript("OnLeave", RedButtonMixin.OnLeave);

        f.Left = f:CreateTexture(nil, "BORDER");
        f.Left:SetPoint("CENTER", f, "LEFT", 0, 0);

        f.Right = f:CreateTexture(nil, "BORDER");
        f.Right:SetPoint("CENTER", f, "RIGHT", 0, 0);

        f.Middle = f:CreateTexture(nil, "BORDER");
        f.Middle:SetPoint("TOPLEFT", f.Left, "TOPRIGHT", 0, 0);
        f.Middle:SetPoint("BOTTOMRIGHT", f.Right, "BOTTOMLEFT", 0, 0);

        local file;
        if sizeType == "normal" then
            file = "RedButton-Normal";
            f:SetSize(112, 22);
            f.Left:SetSize(16, 32);
            f.Right:SetSize(16, 32);
            f.SetButtonStateFunc = SetButtonState_Nomral;
            f.pushOffset = 1;
        elseif sizeType == "large" then
            file = "RedButton-Large";
            f:SetSize(224, 30);
            f.Left:SetSize(32, 48);
            f.Right:SetSize(32, 48);
            f.SetButtonStateFunc = SetButtonState_Large;
            f.pushOffset = 2;
        end
        file = "Interface/AddOns/Plumber/Art/Frame/"..file;
        f.Left:SetTexture(file);
        f.Right:SetTexture(file);
        f.Middle:SetTexture(file);

        f.ButtonText = f:CreateFontString(nil, "OVERLAY", "GameFontNormal", 4);
        f.ButtonText:SetJustifyH("CENTER");
        f.ButtonText:SetJustifyV("MIDDLE");
        f.ButtonText:SetTextColor(1, 0.82, 0);
        f.ButtonText:SetPoint("CENTER", f, "CENTER", 0, 0);

        f.Highlight = f:CreateTexture(nil, "HIGHLIGHT");
        f.Highlight:SetPoint("TOPLEFT", f, "TOPLEFT", 0, 0);
        f.Highlight:SetPoint("BOTTOMRIGHT", f, "BOTTOMRIGHT", 0, 0);
        f.Highlight:SetTexture("Interface/AddOns/Plumber/Art/Frame/RedButton-Highlight", nil, nil, "TRILINEAR");
        f.Highlight:SetVertexColor(0.4, 0.1, 0.1);
        f.Highlight:SetBlendMode("ADD");

        DisableSharpening(f.Left);
        DisableSharpening(f.Right);
        DisableSharpening(f.Middle);

        CreateLongClickAnimation(f);
        f:SetButtonState(1);

        return f
    end
    addon.CreateRedButton = CreateRedButton;
end

do  --Metal Progress Bar
    local ProgressBarMixin = {};

    function ProgressBarMixin:SetBarWidth(width)
        self:SetWidth(width);
        self.maxBarFillWidth = width;
    end

    function ProgressBarMixin:SetValueByRatio(ratio)
        self.BarFill:SetWidth(ratio * self.maxBarFillWidth);
        self.BarFill:SetTexCoord(0, ratio, self.barfillTop, self.barfillBottom);
        self.visualRatio = ratio;
    end

    local FILL_SIZE_PER_SEC = 100;
    local EasingFunc = addon.EasingFunctions.outQuart;

    local function SmoothFill_OnUpdate(self, elapsed)
        self.t = self.t + elapsed;
        local ratio = EasingFunc(self.t, self.fromRatio, self.toRatio, self.easeDuration);
        if self.t >= self.easeDuration then
            ratio = self.toRatio;
            self.easeDuration = nil;
            self:SetScript("OnUpdate", nil);
        end
        self:SetValueByRatio(ratio);
    end

    function ProgressBarMixin:SetValue(barValue, barMax, playPulse)
        if barValue > barMax then
            barValue = barMax;
        end
        if self.BarValue then
            self.BarValue:SetText(barValue.."/"..barMax);
        end
        if barValue == 0 or barMax == 0 then
            self.BarFill:Hide();
            self:SetScript("OnUpdate", nil);
        else
            self.BarFill:Show();
            local newRatio = barValue/barMax;
            if self.smoothFill then
                local deltaRatio, oldRatio;

                if self.barMax and self.visualRatio then
                    if self.barMax == 0 then
                        oldRatio = 0;
                    else
                        oldRatio = self.visualRatio;
                    end
                    deltaRatio = newRatio - oldRatio;
                else
                    oldRatio = 0;
                    deltaRatio = newRatio;
                end

                if oldRatio < 0 then
                    oldRatio = -oldRatio;
                end

                if deltaRatio < 0 then
                    deltaRatio = -deltaRatio;
                end

                local easeDuration = deltaRatio*self.maxBarFillWidth / FILL_SIZE_PER_SEC;

                if self.wasHidden then
                    --don't animte if the bar was hidden
                    self.wasHidden = false;
                    easeDuration = 0;
                end
                if easeDuration > 0.25 then
                    self.toRatio = newRatio;
                    self.fromRatio = oldRatio;
                    if easeDuration > 1.5 then
                        easeDuration = 1.5;
                    end
                    self.easeDuration = easeDuration;
                    self.t = 0;
                    self:SetScript("OnUpdate", SmoothFill_OnUpdate);
                else
                    self.easeDuration = nil;
                    self:SetValueByRatio(newRatio);
                    self:SetScript("OnUpdate", nil);
                end
            else
                self:SetValueByRatio(newRatio);
            end
        end

        if playPulse and barValue > self.barValue then
            self:Flash();
        end

        self.barValue = barValue;
        self.barMax = barMax;
    end

    function ProgressBarMixin:OnHide()
        self.wasHidden = true;
    end

    function ProgressBarMixin:GetValue()
        return self.barValue
    end

    function ProgressBarMixin:GetBarMax()
        return self.barMax
    end

    function ProgressBarMixin:SetSmoothFill(state)
        state = state or false;
        self.smoothFill = state;
        if not state then
            self:SetScript("OnUpdate", nil);
            if self.barValue and self.barMax then
                self:SetValue(self.barValue, self.barMax);
            end
            self.easeDuration = nil;
        end
    end

    function ProgressBarMixin:Flash()
        self.BarPulse.AnimPulse:Stop();
        self.BarPulse.AnimPulse:Play();
        if self.playShake then
            self.BarShake:Play();
        end
    end

    function ProgressBarMixin:SetBarColor(r, g, b)
        self.BarFill:SetVertexColor(r, g, b);
    end

    function ProgressBarMixin:SetBarColorTint(index)
        if index < 1 or index > 8 then index = 2 end;   --White

        if index ~= self.colorTint then
            self.colorTint = index;
        else
            return
        end

        self.BarFill:SetVertexColor(1, 1, 1);
        self.barfillTop = (index - 1)*0.125;
        self.barfillBottom = index*0.125;

        if self.barValue and self.barMax then
            self:SetValue(self.barValue, self.barMax);
        end
    end

    function ProgressBarMixin:GetBarColorTint()
        return self.colorTint
    end

    local function SetupNotchTexture_Normal(notch)
        notch:SetTexCoord(0.815, 0.875, 0, 0.375);
        notch:SetSize(16, 24);
    end

    local function SetupNotchTexture_Large(notch)
        notch:SetTexCoord(0.5625, 0.59375, 0, 0.25);
        notch:SetSize(16, 64);
    end

    function ProgressBarMixin:SetNumThreshold(numThreshold)
        --Divide the bar evenly
        --"partitionValues", in Blizzard's term
        if numThreshold == self.numThreshold then return end;
        self.numThreshold = numThreshold;

        if not self.notches then
            self.notches = {};
        end

        for _, n in ipairs(self.notches) do
            n:Hide();
        end

        if numThreshold == 0 then return end;

        local d = self.maxBarFillWidth / (numThreshold + 1);
        for i = 1, numThreshold do
            if not self.notches[i] then
                self.notches[i] = self.Container:CreateTexture(nil, "OVERLAY", nil, 2);
                self.notches[i]:SetTexture(self.textureFile);
                self.SetupNotchTexture(self.notches[i]);
                API.DisableSharpening(self.notches[i]);
            end
            self.notches[i]:ClearAllPoints();
            self.notches[i]:SetPoint("CENTER", self.Container, "LEFT", i*d, 0);
            self.notches[i]:Show();
        end
    end

    local function CreateMetalProgressBar(parent, sizeType)
        sizeType = sizeType or "normal";

        local f = CreateFrame("Frame", nil, parent);
        Mixin(f, ProgressBarMixin);

        f:SetScript("OnHide", ProgressBarMixin.OnHide);

        local Container = CreateFrame("Frame", nil, f); --Textures are attached to this frame, so we can setup animations
        f.Container = Container;
        Container:SetPoint("TOPLEFT", f, "TOPLEFT", 0, 0);
        Container:SetPoint("BOTTOMRIGHT", f, "BOTTOMRIGHT", 0 ,0);

        f.visualRatio = 0;
        f.wasHidden = true;

        f.BarFill = Container:CreateTexture(nil, "ARTWORK");
        f.BarFill:SetTexCoord(0, 1, 0, 0.125);
        f.BarFill:SetTexture("Interface/AddOns/Plumber/Art/Frame/ProgressBar-Fill");
        f.BarFill:SetPoint("LEFT", Container, "LEFT", 0, 0);

        f.Background = Container:CreateTexture(nil, "BACKGROUND");
        f.Background:SetColorTexture(0.1, 0.1, 0.1, 0.8);
        f.Background:SetPoint("TOPLEFT", Container, "TOPLEFT", 0, -2);
        f.Background:SetPoint("BOTTOMRIGHT", Container, "BOTTOMRIGHT", 0, 2);

        f.BarLeft = Container:CreateTexture(nil, "OVERLAY");
        f.BarLeft:SetPoint("CENTER", Container, "LEFT", 0, 0);

        f.BarRight = Container:CreateTexture(nil, "OVERLAY");
        f.BarRight:SetPoint("CENTER", Container, "RIGHT", 0, 0);

        f.BarMiddle = Container:CreateTexture(nil, "OVERLAY");
        f.BarMiddle:SetPoint("TOPLEFT", f.BarLeft, "TOPRIGHT", 0, 0);
        f.BarMiddle:SetPoint("BOTTOMRIGHT", f.BarRight, "BOTTOMLEFT", 0, 0);

        local file, barWidth, barHeight;
        if sizeType == "normal" then
            file = "ProgressBar-Metal-Normal";
            barWidth, barHeight = 168, 18;
            f.BarLeft:SetTexCoord(0, 0.09375, 0, 0.375);
            f.BarRight:SetTexCoord(0.65625, 0.75, 0, 0.375);
            f.BarMiddle:SetTexCoord(0.09375, 0.65625, 0, 0.375);
            f.BarLeft:SetSize(24, 24);
            f.BarRight:SetSize(24, 24);
            f.BarFill:SetSize(barWidth, 12);
            f.SetupNotchTexture = SetupNotchTexture_Normal;
        elseif sizeType == "large" then
            file = "ProgressBar-Metal-Large";
            barWidth, barHeight = 248, 28;  --32
            f.BarLeft:SetTexCoord(0, 0.0625, 0, 0.25);
            f.BarRight:SetTexCoord(0.46875, 0.53125, 0, 0.25);
            f.BarMiddle:SetTexCoord(0.0625, 0.46875, 0, 0.25);
            f.BarLeft:SetSize(32, 64);
            f.BarRight:SetSize(32, 64);
            f.BarFill:SetSize(barWidth, 20);    --24
            f.SetupNotchTexture = SetupNotchTexture_Large;
        end

        local barFile = "Interface/AddOns/Plumber/Art/Frame/"..file;
        f.textureFile = barFile;
        f.BarLeft:SetTexture(barFile);
        f.BarRight:SetTexture(barFile);
        f.BarMiddle:SetTexture(barFile);

        API.DisableSharpening(f.BarFill);
        API.DisableSharpening(f.BarLeft);
        API.DisableSharpening(f.BarRight);
        API.DisableSharpening(f.BarMiddle);

        f:SetBarWidth(barWidth);
        f:SetHeight(barHeight);
        f:SetBarColorTint(2);
        --f:SetNumThreshold(0);
        f:SetValue(0, 100);

        
        local BarPulse = CreateFrame("Frame", nil, f, "PlumberBarPulseTemplate");
        BarPulse:SetPoint("RIGHT", f.BarFill, "RIGHT", 0, 0);
        f.BarPulse = BarPulse;

        
        local BarShake = Container:CreateAnimationGroup();
        f.BarShake = BarShake;
        local a1 = BarShake:CreateAnimation("Translation");
        a1:SetOrder(1);
        a1:SetStartDelay(0.15);
        a1:SetOffset(3, 0);
        a1:SetDuration(0.05);
        local a2 = BarShake:CreateAnimation("Translation");
        a2:SetOrder(2);
        a2:SetOffset(-4, 0);
        a2:SetDuration(0.1);
        local a3 = BarShake:CreateAnimation("Translation");
        a3:SetOrder(3);
        a3:SetOffset(1, 0);
        a3:SetDuration(0.1);

        return f
    end
    addon.CreateMetalProgressBar = CreateMetalProgressBar;
end

do
    local function CreateTextDropShadow(fontString, parent)
        parent = parent or fontString:GetParent();
        local Shadow = parent:CreateTexture(nil, "BACKGROUND", nil, -1);
        Shadow:SetPoint("TOPLEFT", fontString, "TOPLEFT", -8, 6);
        Shadow:SetPoint("BOTTOMRIGHT", fontString, "BOTTOMRIGHT", 8, -8);
        Shadow:SetTexture("Interface/AddOns/Plumber/Art/Button/GenericTextDropShadow");
        fontString.Shadow = Shadow;
    end
    addon.CreateTextDropShadow = CreateTextDropShadow;
end

do  --Hotkey/Keyboard Icon
    local TEXTURE_WIDTH, TEXTURE_HEIGHT = 256, 256;
    local BLEEDING = 10;    --the distance between the key icon and the texture edge
    local PIXEL_INGAME_RATIO = 0.5;

    local KeyboardKeys;

    if IsMacClient and IsMacClient() then
        --Mac
        KeyboardKeys = {
            --Key = {left(pixel), right, top, bottom, keyName}
            Alt = {128, 192, 0, 64, "LALT"},
        };
    else
        --Windows
        KeyboardKeys = {
            Alt = {0, 78, 0, 64, "LALT"},
        };
    end


    local HotkeyIconMixin = {};

    function HotkeyIconMixin:SetKey(key, responsive)
        self.responsive = responsive or false;

        if responsive then
            self:SetScript("OnEvent", self.OnEvent);
        else
            self:SetScript("OnEvent", nil);
        end

        if key == self.hotkey then
            return
        else
            self.hotkey = key;
        end

        if KeyboardKeys[key] then
            local left, right, top, bottom, keyName = unpack(KeyboardKeys[key]);
            local textureWidth = (right - left) * PIXEL_INGAME_RATIO;
            local textureHeight = (bottom - top) * PIXEL_INGAME_RATIO;
            local effectiveWidth = (right - left - 2*BLEEDING) * PIXEL_INGAME_RATIO;
            local effectiveHeight = (bottom - top - 2*BLEEDING) * PIXEL_INGAME_RATIO;
            self.Texture:SetTexCoord(left/TEXTURE_WIDTH, right/TEXTURE_WIDTH, top/TEXTURE_HEIGHT, bottom/TEXTURE_HEIGHT);
            self.Texture:SetSize(textureWidth, textureHeight);
            self:SetSize(effectiveWidth, effectiveHeight);
            self.keyName = keyName;
        end
    end

    function HotkeyIconMixin:Flash()
        self.AnimFlash:Stop();
        self.AnimFlash:Play();
    end

    function HotkeyIconMixin:OnShow()
        self.FlashTexture:SetAlpha(0);
        if self.responsive and self.hotkey then
            self:RegisterEvent("MODIFIER_STATE_CHANGED");
        end
    end

    function HotkeyIconMixin:OnHide()
        self:UnregisterEvent("MODIFIER_STATE_CHANGED");
        self.AnimFlash:Stop();
    end

    function HotkeyIconMixin:OnEvent(event, ...)
        if event == "MODIFIER_STATE_CHANGED" then
            local key, down = ...
            if down == 1 then
                if key == self.keyName then
                    self:Flash();
                end
            end
        end
    end

    local function CreateHotkeyIcon(parent)
        local f = CreateFrame("Frame", nil, parent);
        f:SetSize(22, 22);
        f.Texture = f:CreateTexture(nil, "ARTWORK");
        f.Texture:SetPoint("CENTER", f, "CENTER", 0, 0);
        f.Texture:SetSize(32, 32);
        f.Texture:SetTexture("Interface/AddOns/Plumber/Art/Button/Keyboard", nil, nil, "LINEAR");
        f.Texture:SetTexCoord(0, 0.001, 0, 0.001);
        DisableSharpening(f.Texture);

        f.FlashTexture = f:CreateTexture(nil, "OVERLAY");
        f.FlashTexture:SetPoint("BOTTOMLEFT", f, "BOTTOMLEFT", 2, 1);
        f.FlashTexture:SetPoint("BOTTOMRIGHT", f, "BOTTOMRIGHT", -2, 1);
        f.FlashTexture:SetHeight(8);
        f.FlashTexture:SetTexture("Interface/AddOns/Plumber/Art/Button/KeyboardFlash", nil, nil, "TRILINEAR");
        f.FlashTexture:SetBlendMode("ADD");
        f.FlashTexture:SetAlpha(0);

        local AnimFlash = f:CreateAnimationGroup();
        AnimFlash:SetToFinalAlpha(true);
        f.AnimFlash = AnimFlash;
        local a1 = AnimFlash:CreateAnimation("ALPHA");
        a1:SetChildKey("FlashTexture");
        a1:SetFromAlpha(0);
        a1:SetToAlpha(0.67);
        a1:SetDuration(0.1);
        a1:SetOrder(1);
        local a2 = AnimFlash:CreateAnimation("ALPHA");
        a2:SetChildKey("FlashTexture");
        a2:SetFromAlpha(0.67);
        a2:SetToAlpha(0);
        a2:SetDuration(0.5);
        a2:SetOrder(2);

        Mixin(f, HotkeyIconMixin);
        f:SetScript("OnShow", HotkeyIconMixin.OnShow);
        f:SetScript("OnHide", HotkeyIconMixin.OnHide);

        return f
    end
    addon.CreateHotkeyIcon = CreateHotkeyIcon;
end

do  --Cursor Cooldown (Displayed near the cursor)
    local UnitCastingInfo = UnitCastingInfo;

    local CursorProgressIndicator;

    local CursorProgressMixin = {};

    function CursorProgressMixin:FadeIn()
        FadeFrame(self, 0.2, 1, 0);
    end

    function CursorProgressMixin:FadeOut()
        FadeFrame(self, 0.2, 0);
    end

    function CursorProgressMixin:OnHide()
        self:Clear();
    end

    function CursorProgressMixin:SetColorIndex(colorIndex)
        if colorIndex == 1 then
            self:SetSwipeTexture("Interface/AddOns/Plumber/Art/Button/GenericCooldown-Swipe-Blue");
        elseif colorIndex == 2 then
            self:SetSwipeTexture("Interface/AddOns/Plumber/Art/Button/GenericCooldown-Swipe-Yellow");
        end
    end

    function CursorProgressMixin:OnEvent(event, ...)
        if event == "UNIT_SPELLCAST_START" then
            local _, _, spellID = ...
            if spellID ~= self.watchedSpellID then
                return
            end
            local _, _, _, startTimeMs, endTimeMs = UnitCastingInfo("player");
			if startTimeMs and endTimeMs then
				--self:SetCooldownUNIX(startTime, endTime - startTime);
                local durationMs = endTimeMs - startTimeMs;
                self:SetCooldown(startTimeMs / 1000.0, durationMs / 1000.0);
                self:FadeIn();
            else
                self:Clear();
			end
        elseif event == "UNIT_SPELLCAST_SUCCEEDED" then

        elseif event == "UNIT_SPELLCAST_STOP" then
            self:Clear();
        end
    end

    function CursorProgressMixin:WatchSpell(spellID)
        self.watchedSpellID = spellID;
        self:RegisterUnitEvent("UNIT_SPELLCAST_START", "player");
        self:RegisterUnitEvent("UNIT_SPELLCAST_SUCCEEDED", "player");
        self:RegisterUnitEvent("UNIT_SPELLCAST_STOP", "player");
    end

    function CursorProgressMixin:ClearWatch()
        self:Hide();
        self:Clear();
        self:UnregisterEvent("UNIT_SPELLCAST_START");
        self:UnregisterEvent("UNIT_SPELLCAST_SUCCEEDED");
        self:UnregisterEvent("UNIT_SPELLCAST_STOP");
    end

    local function AcquireCursorProgressIndicator()
        if not CursorProgressIndicator then
            local f = CreateFrame("Cooldown", nil, UIParent, "PlumberGenericCooldownTemplate");
            CursorProgressIndicator = f;
            f:SetPoint("CENTER", UIParent, "CENTER", 0, 0);
            Mixin(f, CursorProgressMixin);
            DisableSharpening(f.Background);
            f:SetScript("OnEvent", CursorProgressMixin.OnEvent);
            f:SetScript("OnHide", CursorProgressMixin.OnHide);
            --f:SetUseRadialEdge(true);
            f:SetColorIndex(2);
            f:SetFrameStrata("FULLSCREEN");
            f:SetFixedFrameStrata(true);
            f:WatchSpell();
        end
        return CursorProgressIndicator
    end
    addon.AcquireCursorProgressIndicator = AcquireCursorProgressIndicator;
end

do  --Simple Size Select (S/M/L)
    local OPTION_BUTTON_WIDTH = 16;     --Slightly larger: served as gap between buttons
    local OPTION_BUTTON_HEIGHT = 14;

    local SizeOptionButtonMixin = {};

    function SizeOptionButtonMixin:OnEnter()
        self:SetAlpha(1);
        self:GetParent():ShowTitle(true);
    end

    function SizeOptionButtonMixin:OnLeave()
        if not self.selected then
            self:SetAlpha(0.6);
        else
            self:SetAlpha(0.8);
        end
        self:GetParent():ShowTitle(false);
    end

    function SizeOptionButtonMixin:OnClick()
        self:GetParent():SelectSize(self.id, true);
    end

    function SizeOptionButtonMixin:SetSelected(state)
        self.selected = state;
        if state then
            self.Icon:SetTexCoord(0.25*(self.id - 1), 0.25*self.id, 0, 0.5);
            self:SetAlpha(1);
        else
            self.Icon:SetTexCoord(0.25*(self.id - 1), 0.25*self.id, 0.5, 1);
        end

        if self:IsMouseOver() then
            self:SetAlpha(1);
        else
            if state then
                self:SetAlpha(0.8);
            else
                self:SetAlpha(0.6);
            end
        end
    end


    local SizeSelectMixin = {};

    function SizeSelectMixin:SelectSize(id, runScript)
        if id ~= self.selectedSize then
            self.selectedSize = id;
        else
            return
        end

        for i, button in ipairs(self.buttons) do
            button:SetSelected(i == id);
        end

        if runScript and self.callback then
            self.callback(id, true);
        end
    end

    function SizeSelectMixin:SetNumChoices(numChoices)
        if numChoices > 3 then
            numChoices = 3;
        end

        if numChoices ~= self.numChoices then
            self.numChoices = numChoices;
        else
            return
        end

        if not self.buttons then
            self.buttons = {};
        end

        for i = 1, numChoices do
            if not self.buttons[i] then
                local button = CreateFrame("Button", nil, self);
                self.buttons[i] = button;
                button.id = i;
                button:SetSize(OPTION_BUTTON_WIDTH, OPTION_BUTTON_HEIGHT);
                button:SetPoint("LEFT", self, "LEFT", (i - 1)*OPTION_BUTTON_WIDTH, 0);
                button.Icon = button:CreateTexture(nil, "OVERLAY");
                button.Icon:SetSize(OPTION_BUTTON_HEIGHT, OPTION_BUTTON_HEIGHT);
                button.Icon:SetPoint("CENTER", button, "CENTER", 0, 0);
                button.Icon:SetTexture("Interface/AddOns/Plumber/Art/Button/SimpleSizeSelect");
                button.Icon:SetTexCoord(0.75, 1, 0.5, 1);
                button:SetAlpha(0.6);
                button:SetScript("OnEnter", SizeOptionButtonMixin.OnEnter);
                button:SetScript("OnLeave", SizeOptionButtonMixin.OnLeave);
                button:SetScript("OnClick", SizeOptionButtonMixin.OnClick);
                Mixin(button, SizeOptionButtonMixin);
            end
            self.buttons[i]:Show();
        end
        self:SetWidth(numChoices*OPTION_BUTTON_WIDTH);

        for i = numChoices + 1, #self.buttons do
            self.buttons[i]:Hide();
        end
    end

    function SizeSelectMixin:SetOnSizeChangedCallback(callback)
        self.callback = callback;
    end

    function SizeSelectMixin:ShowTitle(state)
        self.Title:SetShown(state);
    end

    local function CreateSimpleSizeSelect(parent)
        local f = CreateFrame("Frame", nil, parent);
        f:SetSize(OPTION_BUTTON_WIDTH, 16);

        f.Title = f:CreateFontString(nil, "OVERLAY", "GameFontHighlightSmall");
        f.Title:SetJustifyH("RIGHT");
        f.Title:SetPoint("RIGHT", f, "LEFT", -2, 0);
        f.Title:Hide();
        f.Title:SetText(addon.L["Pin Size"]);
        f.Title:SetTextColor(1, 0.82, 0);

        Mixin(f, SizeSelectMixin);
        return f
    end
    addon.CreateSimpleSizeSelect = CreateSimpleSizeSelect;
end

do  --Draw shapes
    local ArcMixin = {};

    function ArcMixin:SetThickness(pixel, update)
        self.px = API.GetPixelForWidget(self, pixel*0.5);
        if self.radius and update then
            self:SetRadius(self.radius);
        end
    end

    function ArcMixin:SetColor(r, g, b, a)
        a = a or 1;
        self.Circle:SetVertexColor(r, g, b, a);
    end

    function ArcMixin:SetRadius(radius)
        self.radius = radius;
        local d = 2*(radius + self.px);
        self.Circle:SetSize(d, d);
        d = 2*(radius - self.px);
        self.Mask1:SetSize(d, d);
        self.Mask2:SetSize(d, d);
    end

    function ArcMixin:SetFromRadian(fromRadian)
        -- y+, positive
        -- y-, negative
        self.Mask1:SetRotation(fromRadian);
    end

    function ArcMixin:SetToRadian(toRadian)
        self.Mask2:SetRotation(toRadian);
    end

    function ArcMixin:SetFromDegree(fromDegree)
        self:SetFromRadian(math.rad(fromDegree));
    end

    function ArcMixin:SetToDegree(toDegree)
        self:SetToRadian(math.rad(toDegree));
    end

    function ArcMixin:Init()
        local circle0 = self:CreateTexture(nil, "BACKGROUND");
        self.Circle = circle0;
        circle0:SetTexture("Interface/AddOns/Plumber/Art/BasicShape/Mask-Circle-HD");
        circle0:SetPoint("CENTER", self, "CENTER", 0, 0);
        DisableSharpening(circle0);

        local circle1 = self:CreateMaskTexture(nil, "BACKGROUND");
        self.Mask1 = circle1;
        circle1:SetTexture("Interface/AddOns/Plumber/Art/BasicShape/Mask-Circle-Inverse-Right-HD", "CLAMP", "CLAMP");
        circle1:SetPoint("CENTER", self, "CENTER", 0, 0);
        circle0:AddMaskTexture(circle1);
        DisableSharpening(circle1);

        local circle3 = self:CreateMaskTexture(nil, "BACKGROUND");
        self.Mask2 = circle3;
        circle3:SetTexture("Interface/AddOns/Plumber/Art/BasicShape/Mask-Circle-Inverse-Right-HD", "CLAMP", "CLAMP");
        circle3:SetPoint("CENTER", self, "CENTER", 0, 0);
        circle0:AddMaskTexture(circle3);
        DisableSharpening(circle3);

        self.Init = nil;
    end

    local function CreateArc(parent)
        local f = CreateFrame("Frame", nil, parent);
        f:SetSize(8, 8);
        Mixin(f, ArcMixin);
        f:SetThickness(1);
        f:Init();
        return f
    end
    addon.CreateArc = CreateArc;
end

do  --Shared Context Menu
    local MENU_PADDING_X = 2;
    local MENU_PADDING_Y = 8;
    local MENU_BUTTON_HEIGHT = 24;
    local MENU_DIVIDER_HEIGHT = 14;
    local MENU_BUTTON_WIDTH = 240;
    local MENU_BUTTON_TEXT_OFFSET = 12;
    local MENU_SUBBUTTON_TEXT_OFFSET = 30;
    local MENU_TOOLTIP_DELAY = 0.5;

    local UIParent = UIParent;
    local GetScaledCursorPosition = API.GetScaledCursorPosition;

    local SharedContextMenu;
    local ContextMenuMixin = {};
    local MenuButtonMixin = {};


    function MenuButtonMixin:OnEnter()
        self.parent:FocusOnButton(self);
    end

    function MenuButtonMixin:OnLeave()
        self.parent:FocusOnButton(nil);
        GameTooltip:Hide();
    end

    function MenuButtonMixin:OnClick(button)
        if self.onClickFunc and self.onClickFunc(self, button) then
            self.parent:CloseMenu();
        end
    end

    function MenuButtonMixin:OnMouseDown(button)
        if not self:IsEnabled() then return end;

        if button == "LeftButton" then
            self.Text:SetPoint("LEFT", self, "LEFT", self.baseTextOffset + 1, 0);
        end
    end

    function MenuButtonMixin:OnMouseUp(button)
        self.Text:SetPoint("LEFT", self, "LEFT", self.baseTextOffset, 0);
    end

    function MenuButtonMixin:SetupButtonTexture()
        if self.divider then
            self.divider:Hide();
        end

        if (not self.buttonType) or self.buttonType == "title" or self.buttonType == "divider" then
            if self.Tex1 then
                self.Tex1:Hide();
            end
            if self.Tex2 then
                self.Tex2:Hide();
            end

            if self.buttonType == "divider" then
                if not self.divider then
                    self.divider = self:CreateTexture(nil, "ARTWORK");
                    self.divider:SetPoint("LEFT", self, "LEFT", MENU_PADDING_X, 0);
                    self.divider:SetPoint("RIGHT", self, "RIGHT", -MENU_PADDING_X, 0);
                    self.divider:SetColorTexture(0.2, 0.2, 0.2);
                    DisableSharpening(self.divider);
                end
                local px = API.GetPixelForWidget(self, 1);
                self.divider:SetHeight(px);
                self.divider:Show();
            end

            return
        end


        if not self.Tex1 then
            self.Tex1 = self:CreateTexture(nil, "ARTWORK");
            self.Tex1:SetSize(32, 32);
            self.Tex1:SetPoint("CENTER", self, "LEFT", MENU_BUTTON_TEXT_OFFSET + 6, 0);
            self.Tex1:SetTexture("Interface/AddOns/Plumber/Art/Button/Checkbox");
            self.Tex1:SetTexCoord(0, 0.5, 0, 0.5);
            DisableSharpening(self.Tex1);
        end
        if not self.Tex2 then
            self.Tex2 = self:CreateTexture(nil, "OVERLAY");
            self.Tex2:SetSize(16, 16);
            self.Tex2:SetPoint("CENTER", self.Tex1, "CENTER", 0, 0);
            self.Tex2:SetTexture("Interface/AddOns/Plumber/Art/Button/Checkbox");
            self.Tex2:SetTexCoord(0.5, 0.75, 0.5, 0.75);
            DisableSharpening(self.Tex2);
        end

        if self.buttonType == "checkbox" then
            self.Tex1:SetTexture("Interface/AddOns/Plumber/Art/Button/Checkbox");
            self.Tex2:SetTexture("Interface/AddOns/Plumber/Art/Button/Checkbox");
        elseif self.buttonType == "radio" then
            self.Tex1:SetTexture("Interface/AddOns/Plumber/Art/Button/RadioButton");
            self.Tex2:SetTexture("Interface/AddOns/Plumber/Art/Button/RadioButton");
        end

        self.Tex2:SetShown(self.selected);
        if self.selected then
            self.Tex1:SetTexCoord(0, 0.5, 0, 0.5);
        else
            self.Tex1:SetTexCoord(0.5, 1, 0, 0.5);
        end
    end

    function MenuButtonMixin:SetButtonType(buttonType, selected)
        if buttonType ~= self.buttonType or selected ~= self.selected then
            self.buttonType = buttonType;
            self.selected = selected;
        else
            return
        end

        if buttonType == "divider" then
            self:SetHeight(MENU_DIVIDER_HEIGHT);
        else
            self:SetHeight(MENU_BUTTON_HEIGHT);
        end

        if buttonType == "divider" or buttonType == "title" then
            self:Disable();
            if self.Tex1 then
                self.Tex1:Hide();
            end
            if self.Tex2 then
                self.Tex2:Hide();
            end
        else
            self:Enable();
        end

        self:SetupButtonTexture();
    end

    function MenuButtonMixin:SetButtonColor(color)
        if self.buttonType == "title" then
            self.Text:SetTextColor(0.5, 0.5, 0.5);
        elseif color then
            self.Text:SetTextColor(color[1], color[2], color[3]);
        else
            self.Text:SetTextColor(1, 1, 1);
        end
    end

    function MenuButtonMixin:SetButtonData(buttonData)
        self.Text:SetText(buttonData.text);
        self.onClickFunc = buttonData.onClickFunc;
        self.tooltip = buttonData.tooltip;
        self:SetButtonLevel(buttonData.level);
        self:SetButtonType(buttonData.type, buttonData.selected);
        self:SetButtonColor(buttonData.color);
    end

    function MenuButtonMixin:SetButtonLevel(level)
        if level == 1 then
            self.baseTextOffset = MENU_SUBBUTTON_TEXT_OFFSET;
        else
            self.baseTextOffset = MENU_BUTTON_TEXT_OFFSET;
        end
        self.Text:SetPoint("LEFT", self, "LEFT", self.baseTextOffset, 0);
    end

    function ContextMenuMixin:ReleaseButtons()
        if not self.buttons then return end;

        for i, button in ipairs(self.buttons) do
            button:Hide();
        end

        self.numActive = 0;
    end

    function ContextMenuMixin:AcquireButton()
        if not self.buttons then
            self.numActive = 0;
            self.buttons = {};
            self.ButtonContainer = CreateFrame("Frame", nil, self);
            self.ButtonContainer:SetSize(8, 8);
            self.ButtonContainer:SetPoint("CENTER", self, "CENTER", 0, 0);
        end

        local index = self.numActive + 1;
        self.numActive = index;
        local button = self.buttons[index];

        if not button then
            button = CreateFrame("Button", nil, self.ButtonContainer);
            self.buttons[index] = button;
            button:SetSize(MENU_BUTTON_WIDTH, MENU_BUTTON_HEIGHT);
            button.Text = button:CreateFontString(nil, "OVERLAY", "GameFontNormal");
            button.Text:SetJustifyH("LEFT");
            button.Text:SetPoint("LEFT", button, "LEFT", MENU_BUTTON_TEXT_OFFSET, 0);
            button.Text:SetTextColor(1, 1, 1);
            button.id = index;
            --button:SetPoint("TOPLEFT", self, "TOPLEFT", MENU_PADDING_X, -MENU_PADDING_Y + (1-index)*MENU_BUTTON_HEIGHT);
            if index == 1 then
                button:SetPoint("TOPLEFT", self, "TOPLEFT", MENU_PADDING_X, -MENU_PADDING_Y);
            else
                button:SetPoint("TOPLEFT", self.buttons[index - 1], "BOTTOMLEFT", 0, 0);
            end
            Mixin(button, MenuButtonMixin);
            button:SetScript("OnEnter", MenuButtonMixin.OnEnter);
            button:SetScript("OnLeave", MenuButtonMixin.OnLeave);
            button:SetScript("OnClick", MenuButtonMixin.OnClick);
            button:SetScript("OnMouseDown", MenuButtonMixin.OnMouseDown);
            button:SetScript("OnMouseUp", MenuButtonMixin.OnMouseUp);
            button.parent = self;
        end

        button:Show();

        return button
    end

    function ContextMenuMixin:SetMinWidth(minWidth)
        self.minWidth = minWidth;
    end

    function ContextMenuMixin:SetMinHeight(minHeight)
        self.minHeight = minHeight;
    end

    function ContextMenuMixin:SetMenuSize(width, height)
        if self.minWidth and width < self.minWidth then
            width = self.minWidth;
        end
        if self.minHeight and height < self.minHeight then
            height = self.minHeight;
        end
        self:SetSize(width, height);
    end

    function ContextMenuMixin:SetOwner(owner)
        self.owner = owner;
    end

    function ContextMenuMixin:SetContent(content, forceUpdate)
        if content == self.content and not forceUpdate then
            return
        end
        self.content = content;
        self:ReleaseButtons();

        local button;
        local numDivider = 0;

        for i, buttonData in ipairs(content) do
            button = self:AcquireButton();
            button:SetButtonData(buttonData);
            if buttonData.type == "divider" then
                numDivider = numDivider + 1;
            end
        end

        self:SetHeight((#content - numDivider) * MENU_BUTTON_HEIGHT + numDivider * MENU_DIVIDER_HEIGHT + 2 * MENU_PADDING_Y);
    end

    function ContextMenuMixin:CloseMenu()
        self:Hide();
        self:ClearAllPoints();
    end

    function ContextMenuMixin:OnHide()
        self:CloseMenu();
        self:SetScript("OnUpdate", nil);
        self:UnregisterEvent("GLOBAL_MOUSE_DOWN");
    end

    function ContextMenuMixin:OnShow()
        self:RegisterEvent("GLOBAL_MOUSE_DOWN");
    end

    function ContextMenuMixin:IsFocuesd()
        return self:IsMouseOver() or (self.owner and self.owner:IsMouseOver())
    end

    function ContextMenuMixin:OnEvent(event, ...)
        if event == "GLOBAL_MOUSE_DOWN" then
            if not self:IsFocuesd() then
                self:CloseMenu();
            end
        end
    end

    local function HighlightFrame_OnUpdate(self, elapsed)
        local x, y = GetScaledCursorPosition();
        self.HighlightTexture:SetPoint("CENTER", UIParent, "BOTTOMLEFT", x, y);

        if self.mouseoverTime then
            self.mouseoverTime = self.mouseoverTime + elapsed;
            if self.mouseoverTime >= MENU_TOOLTIP_DELAY then
                self.mouseoverTime = nil;
                SharedContextMenu:ShowFocusedButtonTooltip();
            end
        end
    end

    function ContextMenuMixin:FocusOnButton(menuButton)
        self.focusedButton = menuButton;
        if menuButton then
            self.HighlightFrame:ClearAllPoints();
            self.HighlightFrame:SetPoint("TOPLEFT", menuButton, "TOPLEFT", 0, 0);
            self.HighlightFrame:SetPoint("BOTTOMRIGHT", menuButton, "BOTTOMRIGHT", 0, 0);
            self.HighlightFrame.mouseoverTime = 0;
            self.HighlightFrame:Show();
        else
            self.HighlightFrame:Hide();
            self.HighlightFrame.mouseoverTime = nil;
        end
    end

    function ContextMenuMixin:ShowFocusedButtonTooltip()
        if self.focusedButton and self.focusedButton.tooltip and self.focusedButton:IsVisible() then
            local tooltip = GameTooltip;
            tooltip:Hide();
            tooltip:SetOwner(self.focusedButton, "ANCHOR_NONE");

            local buttonRight = self.focusedButton:GetRight();
            local uiRight = UIParent:GetRight();
            if buttonRight and uiRight and buttonRight + 240 > uiRight then
                tooltip:SetPoint("TOPRIGHT", self.focusedButton, "TOPLEFT", -4, 6);
            else
                tooltip:SetPoint("TOPLEFT", self.focusedButton, "TOPRIGHT", 4, 6);
            end

            tooltip:SetText(self.focusedButton.Text:GetText(), 1, 1, 1, true);
            tooltip:AddLine(self.focusedButton.tooltip, 1, 0.82, 0, true);
            tooltip:Show();
        end
    end

    function ContextMenuMixin:Init()
        self:SetFrameStrata("TOOLTIP");
        self:SetFixedFrameStrata(true);
        self:SetClampedToScreen(true);

        self:SetScript("OnShow", ContextMenuMixin.OnShow);
        self:SetScript("OnHide", ContextMenuMixin.OnHide);
        self:SetScript("OnEvent", ContextMenuMixin.OnEvent);

        self:SetMinWidth(MENU_BUTTON_WIDTH + 2*MENU_PADDING_X);
        self:SetMinHeight(MENU_BUTTON_HEIGHT + 2*MENU_PADDING_Y);
        self:SetMenuSize(64, 64);

        self.HighlightFrame = CreateFrame("Frame", nil, self);
        self.HighlightFrame:SetClipsChildren(true);
        local HighlightTexture = self.HighlightFrame:CreateTexture(nil, "ARTWORK");
        HighlightTexture:SetSize(480, 480);
        HighlightTexture:SetTexture("Interface/AddOns/Plumber/Art/BasicShape/Mask-Circle-Blurry");
        HighlightTexture:SetAlpha(0.15);
        self.HighlightFrame.HighlightTexture = HighlightTexture;
        self.HighlightFrame:SetScript("OnUpdate", HighlightFrame_OnUpdate);

        self.Init = nil;
    end


    local function GetSharedContextMenu()
        if not SharedContextMenu then
            local parent = UIParent;
            local f = addon.CreateNineSliceFrame(parent, "Menu_Black");
            SharedContextMenu = f;
            Mixin(f, ContextMenuMixin);
            f:Hide();
            f:Init();
        end
        return SharedContextMenu
    end
    addon.GetSharedContextMenu = GetSharedContextMenu;
end

do  --Frame Reposition Button
    local GetScaledCursorPosition = API.GetScaledCursorPosition;

    local function OnUpdate_Frequency(self, elapsed)
        self.t = self.t + elapsed;
        if self.t > 0.016 then
            self.t = 0;
            return true
        end
        return false
    end

    local function OnUpdate_OnMoving(self, elapsed)
        if OnUpdate_Frequency(self, elapsed) then
            local x, y = GetScaledCursorPosition();
            local offsetX, offsetY;
            local anyChange;

            if self.orientation == "x" then
                offsetX = x - self.fromX;
                if offsetX ~= self.offsetX then
                    self.offsetX = offsetX;
                    anyChange = true
                end
            elseif self.orientation == "y" then
                offsetY = y - self.fromX;
                if offsetY ~= self.offsetY then
                    self.offsetY = offsetY;
                    anyChange = true
                end
            end

            if anyChange then
                self.frameToControl:RepositionFrame(offsetX, offsetY);
            end
        end
    end

    local function OnUpdate_MonitorDiff(self, elapsed)
        --start moving Owner once the cursor moves 2 units
        if OnUpdate_Frequency(self, elapsed) then
            local diff = 0;
            local x, y = GetScaledCursorPosition();
            if self.orientation == "x" then
                diff = x - self.fromX;
            elseif self.orientation == "y" then
                diff = y - self.fromY;
            end
            if diff < 0 then
                diff = -diff;
            end
            if diff >= 4 then   --Threshold
                self.fromX, self.fromY = x, y;
                self.isMovingFrame = true;
                self:OnLeave();
                self.frameToControl:SnapShotFramePosition();
                self:SetScript("OnUpdate", OnUpdate_OnMoving);
            end
        end
    end

    local RepositionButtonMixin = {};

    function RepositionButtonMixin:OnMouseDown(button)
        if self:IsEnabled() then
            self.Icon:SetPoint("CENTER", self, "CENTER", 0, -1);
            if button == "LeftButton" then
                --Pre Frame Reposition
                self:LockHighlight();
                self.t = 0;
                self.fromX, self.fromY = GetScaledCursorPosition();
                self:SetScript("OnUpdate", OnUpdate_MonitorDiff);
            end
        end
    end

    function RepositionButtonMixin:StopReposition()
        self:SetScript("OnUpdate", nil);
        self.isMovingFrame = false;
        self.fromX, self.fromY = nil, nil;
        self.offsetX, self.offsetY = nil, nil;
    end

    function RepositionButtonMixin:OnMouseUp()
        if self.isMovingFrame then
            self.frameToControl:ConfirmNewPosition();
            self:StopReposition();
        end
        self.Icon:SetPoint("CENTER", self, "CENTER", 0, 0);
        self:UnlockHighlight();
    end

    function RepositionButtonMixin:OnClick(button)
        if button =="RightButton" then
            self:OnDoubleClick();
        end
    end

    function RepositionButtonMixin:OnDoubleClick()
        self:StopReposition();
        if self.frameToControl then
            self.frameToControl:ResetFramePosition();
        end
    end

    function RepositionButtonMixin:OnEnable()
        self.Icon:SetDesaturated(false);
        self.Icon:SetVertexColor(1, 1, 1);
        self.Icon:SetPoint("CENTER", self, "CENTER", 0, 0);
        self:RefreshOnEnter();
    end

    function RepositionButtonMixin:OnDisable()
        self.Icon:SetDesaturated(true);
        self.Icon:SetVertexColor(0.8, 0.8, 0.8);
        self.Icon:SetPoint("CENTER", self, "CENTER", 0, 0);
        --self.Highlight:Hide();
        self:RefreshOnEnter();
    end

    function RepositionButtonMixin:RefreshOnEnter()
        if self:IsVisible() and self:IsMouseOver() then
            self:OnEnter();
        end
    end

    function RepositionButtonMixin:OnShow()

    end

    function RepositionButtonMixin:OnHide()
        self:StopReposition();
    end

    function RepositionButtonMixin:OnEnter()
        if self.isMovingFrame then return end;
        --self.Highlight:Show();

        local tooltip = GameTooltip;
        tooltip:Hide();
        tooltip:SetOwner(self, "ANCHOR_RIGHT");

        if self.orientation == "x" then
            tooltip:SetText(L["Reposition Button Horizontal"], 1, 1, 1);
        elseif self.orientation == "y" then
            tooltip:SetText(L["Reposition Button Vertical"], 1, 1, 1);
        end

        tooltip:AddLine(L["Reposition Button Tooltip"], 1, 0.82, 0, true);
        tooltip:Show();
    end

    function RepositionButtonMixin:OnLeave()
        GameTooltip:Hide();
        --self.Highlight:Hide();
    end

    function RepositionButtonMixin:SetOrientation(xy)
        self.orientation = xy;
        local tex;
        if xy == "x" then
            tex = "Interface/AddOns/Plumber/Art/Button/MoveButton-X";
        elseif xy == "y" then
            tex = "Interface/AddOns/Plumber/Art/Button/MoveButton-Y";
        end
        self.Highlight:SetTexture(tex);
        self.Icon:SetTexture(tex);
    end

    local function CreateRepositionButton(frameToControl)
        local button = CreateFrame("Button", nil, frameToControl);
        button.frameToControl = frameToControl;
        button:SetSize(20, 20);
        button:SetMotionScriptsWhileDisabled(true);
        button:RegisterForClicks("LeftButtonUp", "RightButtonUp");
        Mixin(button, RepositionButtonMixin);

        local tex = "Interface/AddOns/Plumber/Art/Button/MoveButton-X";

        button.Highlight = button:CreateTexture(nil, "HIGHLIGHT");
        --button.Highlight:Hide();
        button.Highlight:SetSize(32, 32);
        button.Highlight:SetPoint("CENTER", button, "CENTER", 0, 0);
        button.Highlight:SetTexture(tex);
        button.Highlight:SetTexCoord(0.5, 1, 0, 1);

        button.Icon = button:CreateTexture(nil, "ARTWORK");
        button.Icon:SetSize(32, 32);
        button.Icon:SetPoint("CENTER", button, "CENTER", 0, 0);
        button.Icon:SetTexture(tex);
        button.Icon:SetTexCoord(0, 0.5, 0, 1);

        button:SetScript("OnMouseDown", button.OnMouseDown);
        button:SetScript("OnMouseUp", button.OnMouseUp);
        button:SetScript("OnClick", button.OnClick);
        button:SetScript("OnDoubleClick", button.OnDoubleClick);
        button:SetScript("OnEnable", button.OnEnable);
        button:SetScript("OnDisable", button.OnDisable);
        button:SetScript("OnShow", button.OnShow);
        button:SetScript("OnHide", button.OnHide);
        button:SetScript("OnEnter", button.OnEnter);
        button:SetScript("OnLeave", button.OnLeave);

        return button
    end
    addon.CreateRepositionButton = CreateRepositionButton;
end

do  --Slider
    local SliderFrameMixin = {};

    local TEXTURE_FILE = "Interface/AddOns/Plumber/Art/Frame/Slider";
    local TEX_COORDS = {
        Thumb_Nomral = {0, 0.5, 0, 0.25},
        Thumb_Disable = {0.5, 1, 0, 0.25},
        Thumb_Highlight = {0, 0.5, 0.25, 0.5},

        Back_Nomral = {0, 0.25, 0.5, 0.625},
        Back_Disable = {0.25, 0.5, 0.5, 0.625},
        Back_Highlight = {0.5, 0.75, 0.5, 0.625},

        Forward_Nomral = {0, 0.25, 0.625, 0.75},
        Forward_Disable = {0.25, 0.5, 0.625, 0.75},
        Forward_Highlight = {0.5, 0.75, 0.625, 0.75},

        Slider_Left = {0, 0.125, 0.875, 1},
        Slider_Middle = {0.125, 0.375, 0.875, 1},
        Slider_Right = {0.375, 0.5, 0.875, 1},
    };

    local function SetTextureCoord(texture, key)
        texture:SetTexCoord( unpack(TEX_COORDS[key]) );
    end

    local SharedMethods = {
        "GetValue", "SetValue", "SetMinMaxValues",
    };

    for k, v in ipairs(SharedMethods) do
        SliderFrameMixin[v] = function(self, ...)
            return self.Slider[v](self.Slider, ...);
        end;
    end


    local SliderScripts = {};

    function SliderScripts:OnMinMaxChanged(min, max)
        if self.formatMinMaxValueFunc then
            self.formatMinMaxValueFunc(min, max);
        end
    end

    function SliderScripts:OnValueChanged(value, userInput)
        if value ~= self.value then
            self.value = value;
        else
            return
        end

        self.ThumbTexture:SetPoint("CENTER", self.Thumb, "CENTER", 0, 0);

        if self.ValueText then
            if self.formatValueFunc then
                self.ValueText:SetText(self.formatValueFunc(value));
            else
                self.ValueText:SetText(value);
            end
        end

        if userInput then
            if self.onValueChangedFunc then
                self.onValueChangedFunc(value, true);
            end
        end
    end

    function SliderScripts:OnMouseDown()
        if self:IsEnabled() then
            self:LockHighlight();
            self:GetParent().isDraggingThumb = true;
            if self.onMouseDownFunc then
                self.onMouseDownFunc(self);
            end
        else
            self:GetParent().isDraggingThumb = false;
        end
    end

    function SliderScripts:OnMouseUp()
        self:UnlockHighlight();
        self:GetParent().isDraggingThumb = false;
        if self.onMouseUpFunc then
            self.onMouseUpFunc(self);
        end
    end


    local ValueFormatter = {};

    function ValueFormatter.NoChange(value)
        return value
    end

    function ValueFormatter.Percentage(value)
        return string.format("%.0f%%", value * 100);
    end

    function ValueFormatter.Decimal0(value)
        return string.format("%.0f", value);
    end

    function ValueFormatter.Decimal1(value)
        return string.format("%.1f", value);
    end

    function ValueFormatter.Decimal2(value)
        return string.format("%.2f", value);
    end

    local function BackForwardButton_OnClick(self)
        if self.delta then
            self:GetParent():SetValueByDelta(self.delta, true);
        end
    end

    function SliderFrameMixin:OnLoad()
        for k, v in pairs(SliderScripts) do
            self.Slider:SetScript(k, v);
        end

        self.Back:SetScript("OnClick", BackForwardButton_OnClick);
        self.Forward:SetScript("OnClick", BackForwardButton_OnClick);

        self.Slider.Left:SetTexture(TEXTURE_FILE);
        self.Slider.Middle:SetTexture(TEXTURE_FILE);
        self.Slider.Right:SetTexture(TEXTURE_FILE);
        self.Slider.ThumbTexture:SetTexture(TEXTURE_FILE);
        self.Slider.ThumbHighlight:SetTexture(TEXTURE_FILE);
        SetTextureCoord(self.Slider.Left, "Slider_Left");
        SetTextureCoord(self.Slider.Middle, "Slider_Middle");
        SetTextureCoord(self.Slider.Right, "Slider_Right");
        SetTextureCoord(self.Slider.ThumbTexture, "Thumb_Nomral");
        SetTextureCoord(self.Slider.ThumbHighlight, "Thumb_Highlight");

        self.Back.Texture:SetTexture(TEXTURE_FILE);
        self.Back.Highlight:SetTexture(TEXTURE_FILE);
        SetTextureCoord(self.Back.Texture, "Back_Nomral");
        SetTextureCoord(self.Back.Highlight, "Back_Highlight");

        self.Forward.Texture:SetTexture(TEXTURE_FILE);
        self.Forward.Highlight:SetTexture(TEXTURE_FILE);
        SetTextureCoord(self.Forward.Texture, "Forward_Nomral");
        SetTextureCoord(self.Forward.Highlight, "Forward_Highlight");

        self:SetMinMaxValues(0, 100);
        self:SetValueStep(10);
        self:SetObeyStepOnDrag(true);
        self:SetValue(0);

        self:Enable();

        DisableSharpening(self.Slider.Left);
        DisableSharpening(self.Slider.Middle);
        DisableSharpening(self.Slider.Right);

        self:SetLabelWidth(144);

        local function OnEnter()
            self:OnEnter();
        end

        local function OnLeave()
            self:OnLeave();
        end

        self:SetScript("OnEnter", OnEnter);
        self:SetScript("OnLeave", OnLeave);
        self.Back:SetScript("OnEnter", OnEnter);
        self.Back:SetScript("OnLeave", OnLeave);
        self.Forward:SetScript("OnEnter", OnEnter);
        self.Forward:SetScript("OnLeave", OnLeave);
        self.Slider:SetScript("OnEnter", OnEnter);
        self.Slider:SetScript("OnLeave", OnLeave);

        self:SetFormatValueFunc(nil);
    end

    function SliderFrameMixin:Enable()
        self.Slider:Enable();
        self.Back:Enable();
        self.Forward:Enable();
        SetTextureCoord(self.Slider.ThumbTexture, "Thumb_Nomral");
        SetTextureCoord(self.Back.Texture, "Back_Nomral");
        SetTextureCoord(self.Forward.Texture, "Forward_Nomral");
        self.Label:SetTextColor(1, 1, 1);
        self.RightText:SetTextColor(1, 0.82, 0);
    end

    function SliderFrameMixin:Disable()
        self.Slider:Disable();
        self.Back:Disable();
        self.Forward:Disable();
        self.Slider:UnlockHighlight();
        SetTextureCoord(self.Slider.ThumbTexture, "Thumb_Disable");
        SetTextureCoord(self.Back, "Back_Disable");
        SetTextureCoord(self.Forward.Texture, "Forward_Disable");
        self.Label:SetTextColor(0.5, 0.5, 0.5);
        self.RightText:SetTextColor(0.5, 0.5, 0.5);
    end

    function SliderFrameMixin:SetValueByDelta(delta, userInput)
        local value = self:GetValue();
        self:SetValue(value + delta);

        if userInput then
            if self.onValueChangedFunc then
                self.onValueChangedFunc(self:GetValue());
            end
        end
    end

    function SliderFrameMixin:SetValueStep(valueStep)
        self.Slider:SetValueStep(valueStep);
        self.Back.delta = -valueStep;
        self.Forward.delta = valueStep;
    end

    function SliderFrameMixin:SetObeyStepOnDrag(obey)
        self.Slider:SetObeyStepOnDrag(obey);
        if not obey then
            local min, max = self.GetMinMaxValues();
            local delta = (max - min) * 0.1;
            self.Back.delta = -delta;
            self.Forward.delta = delta;
        end
    end

    function SliderFrameMixin:SetLabel(label)
        self.Label:SetText(label);
    end

    function SliderFrameMixin:SetFormatValueFunc(formatValueFunc)
        if not formatValueFunc then
            formatValueFunc = ValueFormatter.NoChange;
        end
        self.Slider.formatValueFunc = formatValueFunc;
        self.RightText:SetText(formatValueFunc(self:GetValue() or 0));
    end

    function SliderFrameMixin:SetFormatValueMethod(method)
        self:SetFormatValueFunc(ValueFormatter[method]);
    end

    function SliderFrameMixin:SetOnValueChangedFunc(onValueChangedFunc)
        self.Slider.onValueChangedFunc = onValueChangedFunc;
        self.onValueChangedFunc = onValueChangedFunc;
    end

    function SliderFrameMixin:SetOnMouseDownFunc(onMouseDownFunc)
        self.Slider.onMouseDownFunc = onMouseDownFunc;
    end

    function SliderFrameMixin:SetOnMouseUpFunc(onMouseUpFunc)
        self.Slider.onMouseUpFunc = onMouseUpFunc;
    end

    function SliderFrameMixin:SetLabelWidth(width)
        self.Label:SetWidth(width);
        self:SetWidth(242 + width);
        self.Slider:SetPoint("LEFT", self, "LEFT", 28 + width, 0);
    end

    function SliderFrameMixin:OnEnter()
        if self.tooltip then
            local f = GameTooltip;
            f:Hide();
            f:SetOwner(self, "ANCHOR_RIGHT");
            f:SetText(self.Label:GetText(), 1, 1, 1, true);
            f:AddLine(self.tooltip, 1, 0.82, 0, true);
            if self.tooltip2 then
                local tooltip2;
                if type(self.tooltip2) == "function" then
                    tooltip2 = self.tooltip2();
                else
                    tooltip2 = self.tooltip2;
                end
                if tooltip2 then
                    f:AddLine(" ", 1, 0.82, 0, true);
                    f:AddLine(tooltip2, 1, 0.82, 0, true);
                end
            end
            f:Show();
        end
        if self.onEnterFunc then
            self.onEnterFunc(self);
        end
    end

    function SliderFrameMixin:OnLeave()
        GameTooltip:Hide();
        if self.onLeaveFunc and not self.isDraggingThumb then
            self.onLeaveFunc(self);
        end
    end

    function SliderFrameMixin:IsDraggingThumb()
        return self.isDraggingThumb
    end

    local function CreateSlider(parent)
        local f = CreateFrame("Frame", nil, parent, "PlumberMinimalSliderWithControllerTemplate");
        Mixin(f, SliderFrameMixin);

        f.Slider.ValueText = f.RightText;
        f.Slider.Back = f.Back;
        f.Slider.Forward = f.Forward;

        f:OnLoad();

        return f
    end
    addon.CreateSlider = CreateSlider;
end

do  --UIPanelButton
    local UIPanelButtonMixin = {};

    function UIPanelButtonMixin:OnClick(button)

    end

    function UIPanelButtonMixin:SetButtonState(stateIndex)
        --1 Normal  2 Pushed  3 Disabled
        if stateIndex == 1 then
            self.Background:SetTexCoord(0/512, 128/512, 0, 0.125);
        elseif stateIndex == 2 then
            self.Background:SetTexCoord(132/512, 260/512, 0, 0.125);
        elseif stateIndex == 3 then
            self.Background:SetTexCoord(264/512, 392/512, 0, 0.125);
        end
    end

    function UIPanelButtonMixin:OnMouseDown(button)
        if self:IsEnabled() then
            self:SetButtonState(2);
        end
    end

    function UIPanelButtonMixin:OnMouseUp(button)
        if self:IsEnabled() then
            self:SetButtonState(1);
        end
    end

    function UIPanelButtonMixin:OnDisable()
        self:SetButtonState(3);
    end

    function UIPanelButtonMixin:OnEnable()
        self:SetButtonState(1);
    end

    function UIPanelButtonMixin:OnEnter()

    end

    function UIPanelButtonMixin:OnLeave()

    end

    function UIPanelButtonMixin:SetButtonText(text)
        self:SetText(text);
    end

    local function CreateUIPanelButton(parent)
        local f = CreateFrame("Button", nil, parent);
        f:SetSize(144, 24);
        Mixin(f, UIPanelButtonMixin);

        f:SetScript("OnMouseDown", f.OnMouseDown);
        f:SetScript("OnMouseUp", f.OnMouseUp);
        f:SetScript("OnEnter", f.OnEnter);
        f:SetScript("OnLeave", f.OnLeave);
        f:SetScript("OnEnable", f.OnEnable);
        f:SetScript("OnDisable", f.OnDisable);

        f.Background = f:CreateTexture(nil, "BACKGROUND");
        f.Background:SetTexture("Interface/AddOns/Plumber/Art/Button/UIPanelButton");
        f.Background:SetTextureSliceMargins(32, 16, 32, 16);
        f.Background:SetTextureSliceMode(1);
        f.Background:SetAllPoints(true);
        DisableSharpening(f.Background);

        f.Highlight = f:CreateTexture(nil, "HIGHLIGHT");
        f.Highlight:SetTexture("Interface/AddOns/Plumber/Art/Button/UIPanelButton");
        f.Highlight:SetTextureSliceMargins(32, 16, 32, 16);
        f.Highlight:SetTextureSliceMode(0);
        f.Highlight:SetAllPoints(true);
        f.Highlight:SetBlendMode("ADD");
        f.Highlight:SetVertexColor(0.5, 0.5, 0.5);
        f.Highlight:SetTexCoord(396/512, 1, 0, 0.125);

        f:SetNormalFontObject("GameFontNormal");
        f:SetHighlightFontObject("GameFontHighlight");
        f:SetDisabledFontObject("GameFontDisable");
        f:SetPushedTextOffset(0, -1);

        f:SetButtonState(1);

        return f
    end
    addon.CreateUIPanelButton = CreateUIPanelButton;
end

do  --KeybindButton
    local KeybindListener = CreateFrame("Frame");

    function KeybindListener:SetOwner(keybindButton)
        if keybindButton:IsVisible() then
            self:OnHide();
            self:SetParent(keybindButton);
            self.owner = keybindButton;
            self:SetScript("OnKeyDown", self.OnKeyDown);
            self:Show();
        end
    end

    function KeybindListener:OnHide()
        self:Hide();
        self:SetScript("OnKeyDown", nil);
        if self.owner then
            self.owner:ListenKey(false);
            self.owner = nil;
        end
    end
    KeybindListener:SetScript("OnHide", KeybindListener.OnHide);

    KeybindListener.invalidKeys = {
        ESCAPE = true,
        UNKNOWN = true,
        PRINTSCREEN = true,
    };

    function KeybindListener:OnKeyDown(key, down)
        if self.invalidKeys[key] then
            self:Hide();
            return
        end

        if self.owner then
            self.owner:SetKeyText(key);
            if self.owner.dbKey then
                addon.SetDBValue(self.owner.dbKey, key, true);
            end
        end

        self:Hide();
    end


    local KeybindButtonMixin = {};

    function KeybindButtonMixin:OnClick(button)
        if button == "LeftButton" then
            self.isActive = not self.isActive;
            self:ListenKey(self.isActive);
        else
            self:ListenKey(false);
        end
    end

    function KeybindButtonMixin:ListenKey(state)
        self.isActive = state;
        if state then
            self:SetButtonState(3);
            KeybindListener:SetOwner(self);
        else
            self:SetButtonState(1);
            if KeybindListener.owner == self then
                KeybindListener:Hide();
            end
        end
    end

    function KeybindButtonMixin:SetButtonState(stateIndex)
        --1 Normal  2 Pushed  3 Activated
        if stateIndex == 1 then
            self.Background:SetTexCoord(0/512, 128/512, 68/512, 132/512);
            self.Highlight:SetTexCoord(396/512, 1, 68/512, 132/512);
            self:UnlockHighlight();
            self.Highlight:SetVertexColor(0.5, 0.5, 0.5);
        elseif stateIndex == 2 then
            self.Background:SetTexCoord(132/512, 260/512, 68/512, 132/512);
            self.Highlight:SetTexCoord(396/512, 1, 68/512, 132/512);
            self:UnlockHighlight();
            self.Highlight:SetVertexColor(0.5, 0.5, 0.5);
        elseif stateIndex == 3 then
            self.Background:SetTexCoord(0/512, 128/512, 68/512, 132/512);
            self.Highlight:SetTexCoord(270/512, 386/512, 68/512, 132/512);
            self.Highlight:SetVertexColor(0.8, 0.8, 0.8);
            self:LockHighlight();
        end
    end

    function KeybindButtonMixin:OnMouseDown(button)
        self:SetButtonState(2);
    end

    function KeybindButtonMixin:OnMouseUp(button)
        self:SetButtonState(1);
    end

    function KeybindButtonMixin:OnDisable()

    end

    function KeybindButtonMixin:OnEnable()

    end

    function KeybindButtonMixin:OnEnter()
        if self.tooltip then
            local f = GameTooltip;
            f:Hide();
            f:SetOwner(self, "ANCHOR_RIGHT");
            f:SetText(self.Label:GetText(), 1, 1, 1, true);
            f:AddLine(self.tooltip, 1, 0.82, 0, true);
            f:Show();
        end
    end

    function KeybindButtonMixin:OnLeave()
        GameTooltip:Hide();
    end

    function KeybindButtonMixin:SetLabel(text)
        self.Label:SetText(text);
        self.effectiveWidth = self:GetWidth() + 20 + self.Label:GetWrappedWidth();
    end

    function KeybindButtonMixin:SetKeyText(text)
        if text and type(text) == "string" then
            self:SetText(text);
        else
            text = NOT_BOUND or "Not Bound";
            self:SetText("|cff808080"..text.."|r");
        end
    end

    local function CreateKeybindButton(parent)
        local f = CreateFrame("Button", nil, parent);
        f:SetSize(144, 24);
        Mixin(f, KeybindButtonMixin);

        f:SetScript("OnMouseDown", f.OnMouseDown);
        f:SetScript("OnMouseUp", f.OnMouseUp);
        f:SetScript("OnEnter", f.OnEnter);
        f:SetScript("OnLeave", f.OnLeave);
        f:SetScript("OnEnable", f.OnEnable);
        f:SetScript("OnDisable", f.OnDisable);
        f:SetScript("OnClick", f.OnClick);

        f.Background = f:CreateTexture(nil, "BACKGROUND");
        f.Background:SetTexture("Interface/AddOns/Plumber/Art/Button/UIPanelButton");
        f.Background:SetTextureSliceMargins(32, 16, 32, 16);
        f.Background:SetTextureSliceMode(1);
        f.Background:SetAllPoints(true);
        DisableSharpening(f.Background);

        f.Highlight = f:CreateTexture(nil, "HIGHLIGHT");
        f.Highlight:SetTexture("Interface/AddOns/Plumber/Art/Button/UIPanelButton");
        f.Highlight:SetTextureSliceMargins(32, 16, 32, 16);
        f.Highlight:SetTextureSliceMode(0);
        f.Highlight:SetAllPoints(true);
        f.Highlight:SetBlendMode("ADD");
        f.Highlight:SetVertexColor(0.5, 0.5, 0.5);
        f.Highlight:SetTexCoord(396/512, 1, 68/512, 132/512);

        f:SetNormalFontObject("GameFontHighlight");
        f:SetHighlightFontObject("GameFontHighlight");
        f:SetDisabledFontObject("GameFontDisable");
        f:SetPushedTextOffset(0, -1);

        f.Label = f:CreateFontString(nil, "OVERLAY", "GameFontNormal");
        f.Label:SetJustifyH("RIGHT");
        f.Label:SetJustifyV("MIDDLE");
        f.Label:SetTextColor(1, 0.82, 0);
        f.Label:SetPoint("RIGHT", f, "LEFT", -20, 0);
        f.Label:SetWidth(144);

        f.effectiveWidth = 288;
        f.align = "center";

        f:SetButtonState(1);

        return f
    end
    addon.CreateKeybindButton = CreateKeybindButton;
end

do  --EditMode
    local Round = API.Round;
    local EditModeSelectionMixin = {};

    function EditModeSelectionMixin:OnDragStart()
        self.parent:OnDragStart();
    end

    function EditModeSelectionMixin:OnDragStop()
        self.parent:OnDragStop();
    end

    function EditModeSelectionMixin:ShowHighlighted()
        --Blue
        if not self.parent:IsShown() then return end;
        self.isSelected = false;
        self.Background:SetTexture("Interface/AddOns/Plumber/Art/Frame/EditModeHighlighted");
        self:Show();
        self.Label:Hide();
    end

    function EditModeSelectionMixin:ShowSelected()
        --Yellow
        if not self.parent:IsShown() then return end;
        self.isSelected = true;
        self.Background:SetTexture("Interface/AddOns/Plumber/Art/Frame/EditModeSelected");
        self:Show();

        if not self.hideLabel then
            self.Label:Show();
        end
    end

    function EditModeSelectionMixin:OnShow()
        local offset = API.GetPixelForWidget(self, 6);
        self.Background:SetPoint("TOPLEFT", self, "TOPLEFT", -offset, offset);
        self.Background:SetPoint("BOTTOMRIGHT", self, "BOTTOMRIGHT", offset, -offset);
        self:RegisterEvent("GLOBAL_MOUSE_DOWN");
    end

    function EditModeSelectionMixin:OnHide()
        self:UnregisterEvent("GLOBAL_MOUSE_DOWN");
    end

    local function IsMouseOverOptionToggle()
        local obj = GetMouseFocus();
        if obj and obj.isPlumberEditModeToggle then
            return true
        else
            return false
        end
    end

    function EditModeSelectionMixin:OnEvent(event, ...)
        if event == "GLOBAL_MOUSE_DOWN" then
            if self:IsShown() and not(self.parent:IsFocused() or IsMouseOverOptionToggle()) then
                self:ShowHighlighted();
                self.parent:ShowOptions(false);

                if self.parent.ExitEditMode and not API.IsInEditMode() then
                    self.parent:ExitEditMode();
                end
            end
        end
    end

    function EditModeSelectionMixin:OnMouseDown()
        self:ShowSelected();
        self.parent:ShowOptions(true);

        if EditModeManagerFrame and EditModeManagerFrame.ClearSelectedSystem then
            EditModeManagerFrame:ClearSelectedSystem()
        end
    end


    local function CreateEditModeSelection(parent, uiName, hideLabel)
        local f = CreateFrame("Frame", nil, parent);
        f:Hide();
        f:SetAllPoints(true);
        f:SetFrameStrata(parent:GetFrameStrata());
        f:SetToplevel(true);
        f:SetFrameLevel(999);
        f:EnableMouse(true);
        f:RegisterForDrag("LeftButton");
        f:SetIgnoreParentAlpha(true);

        f.Label = f:CreateFontString(nil, "OVERLAY", "GameFontHighlightMedium");
        f.Label:SetText(uiName);
        f.Label:SetJustifyH("CENTER");
        f.Label:SetPoint("CENTER", f, "CENTER", 0, 0);

        f.Background = f:CreateTexture(nil, "BACKGROUND");
        f.Background:SetTexture("Interface/AddOns/Plumber/Art/Frame/EditModeHighlighted");
        f.Background:SetTextureSliceMargins(16, 16, 16, 16);
        f.Background:SetTextureSliceMode(0);
        f.Background:SetPoint("TOPLEFT", f, "TOPLEFT", 0, 0);
        f.Background:SetPoint("BOTTOMRIGHT", f, "BOTTOMRIGHT", 0, 0);

        Mixin(f, EditModeSelectionMixin);

        f:SetScript("OnShow", f.OnShow);
        f:SetScript("OnHide", f.OnHide);
        f:SetScript("OnEvent", f.OnEvent);
        f:SetScript("OnMouseDown", f.OnMouseDown);
        f:SetScript("OnDragStart", f.OnDragStart);
        f:SetScript("OnDragStop", f.OnDragStop);

        parent.Selection = f;
        f.parent = parent;
        f.hideLabel = hideLabel;

        return f
    end
    addon.CreateEditModeSelection = CreateEditModeSelection;


    local EditModeSettingsDialog;
    local DIALOG_WIDTH = 432;

    local EditModeSettingsDialogMixin = {};

    function EditModeSettingsDialogMixin:Exit()
        self:Hide();
        self:ClearAllPoints();
        self.requireResetPosition = true;
        if self.parent then
            if self.parent.Selection then
                self.parent.Selection:ShowHighlighted();
            end
            if self.parent.ExitEditMode and not API.IsInEditMode() then
                self.parent:ExitEditMode();
            end
            self.parent = nil;
        end
    end

    function EditModeSettingsDialogMixin:ReleaseAllWidgets()
        for _, widget in ipairs(self.activeWidgets) do
            if widget.isCustomWidget then
                widget:Hide();
                widget:ClearAllPoints();
            end
        end
        self.activeWidgets = {};

        self.checkboxPool:ReleaseAll();
        self.sliderPool:ReleaseAll();
        self.uiPanelButtonPool:ReleaseAll();
        self.texturePool:ReleaseAll();
        self.fontStringPool:ReleaseAll();
        self.keybindButtonPool:ReleaseAll();
    end

    function EditModeSettingsDialogMixin:Layout()
        local leftPadding = 20;
        local topPadding = 48;
        local bottomPadding = 20;
        local OPTION_GAP_Y = 8;  --consistent with ControlCenter
        local height = topPadding;
        local widgetHeight;
        local contentWidth = DIALOG_WIDTH - 2*leftPadding;
        local preOffset, postOffset;

        for order, widget in ipairs(self.activeWidgets) do
            if widget.isGap then
                height = height + 8 + OPTION_GAP_Y;
            else
                if widget.widgetType == "Divider" then
                    preOffset = 2;
                    postOffset = 2;
                elseif widget.widgetType == "Custom" then
                    preOffset = 0;
                    postOffset = 2;
                else
                    preOffset = 0;
                    postOffset = 0;
                end

                height = height + preOffset;
                widget:ClearAllPoints();
                if widget.align and widget.align ~= "left" then
                    if widget.align == "center" then
                        if widget.effectiveWidth then
                            widget:SetPoint("TOPRIGHT", self, "TOPRIGHT", -0.5*(contentWidth - widget.effectiveWidth) - leftPadding, -height);
                        else
                            widget:SetPoint("TOP", self, "TOP", 0, -height);
                        end
                    else
                        widget:SetPoint("TOPRIGHT", self, "TOPRIGHT", -leftPadding, -height);
                    end
                else
                    widget:SetPoint("TOPLEFT", self, "TOPLEFT", leftPadding, -height);
                end
                widgetHeight = Round(widget:GetHeight());
                height = height + widgetHeight + OPTION_GAP_Y + postOffset;
                if widget.matchParentWidth then
                    widget:SetWidth(contentWidth);
                end
            end
        end

        height = height - OPTION_GAP_Y + bottomPadding;
        self:SetHeight(height);
    end

    function EditModeSettingsDialogMixin:AcquireWidgetByType(type)
        local widget;

        if type == "Checkbox" then
            widget = self.checkboxPool:Acquire();
        elseif type == "Slider" then
            widget = self.sliderPool:Acquire();
        elseif type == "UIPanelButton" then
            widget = self.uiPanelButtonPool:Acquire();
        elseif type == "Texture" then
            widget = self.texturePool:Acquire();
            widget.matchParentWidth = nil;
        elseif type == "FontString" then
            widget = self.fontStringPool:Acquire();
            widget.matchParentWidth = true;
        elseif type == "Keybind" then
            widget = self.keybindButtonPool:Acquire();
        end

        return widget
    end

    function EditModeSettingsDialogMixin:CreateCheckbox(widgetData)
        local checkbox = self:AcquireWidgetByType("Checkbox");

        checkbox.Label:SetFontObject("GameFontHighlightMedium");    --Fonts in EditMode and Options are different
        checkbox.Label:SetTextColor(1, 1, 1);

        checkbox:SetData(widgetData);
        checkbox:SetChecked(addon.GetDBValue(checkbox.dbKey));

        return checkbox
    end

    function EditModeSettingsDialogMixin:CreateSlider(widgetData)
        local slider = self:AcquireWidgetByType("Slider");

        slider:SetLabel(widgetData.label);
        slider:SetMinMaxValues(widgetData.minValue, widgetData.maxValue);

        if widgetData.valueStep then
            slider:SetObeyStepOnDrag(true);
            slider:SetValueStep(widgetData.valueStep);
        else
            slider:SetObeyStepOnDrag(false);
        end

        if widgetData.formatValueFunc then
            slider:SetFormatValueFunc(widgetData.formatValueFunc);
        elseif widgetData.formatValueMethod then
            slider:SetFormatValueMethod(widgetData.formatValueMethod);
        else
            slider:SetFormatValueFunc(nil);
        end

        slider:SetOnValueChangedFunc(widgetData.onValueChangedFunc);
        slider:SetOnMouseDownFunc(widgetData.onMouseDownFunc);
        slider:SetOnMouseUpFunc(widgetData.onMouseUpFunc);

        slider.tooltip = widgetData.tooltip;
        slider.onEnterFunc = widgetData.onEnterFunc;
        slider.onLeaveFunc = widgetData.onLeaveFunc;
        slider.isDraggingThumb = false;

        if widgetData.dbKey and addon.GetDBValue(widgetData.dbKey) then
            slider:SetValue(addon.GetDBValue(widgetData.dbKey));
        end

        return slider
    end

    function EditModeSettingsDialogMixin:CreateUIPanelButton(widgetData)
        local button = self:AcquireWidgetByType("UIPanelButton");
        button:SetButtonText(widgetData.label);
        button:SetScript("OnClick", widgetData.onClickFunc);
        if (not widgetData.stateCheckFunc) or (widgetData.stateCheckFunc()) then
            button:Enable();
        else
            button:Disable();
        end
        button.matchParentWidth = true;
        return button
    end

    function EditModeSettingsDialogMixin:CreateDivider(widgetData)
        local texture = self:AcquireWidgetByType("Texture");
        texture:SetTexture("Interface/AddOns/Plumber/Art/Frame/Divider_NineSlice");
        texture:SetTextureSliceMargins(48, 4, 48, 4);
        texture:SetTextureSliceMode(0);
        texture:SetHeight(4);
        texture.matchParentWidth = true;
        DisableSharpening(texture);
        return texture
    end

    function EditModeSettingsDialogMixin:CreateHeader(widgetData)
        local fontString = self:AcquireWidgetByType("FontString");
        fontString:SetJustifyH("CENTER");
        fontString:SetJustifyV("TOP");
        fontString:SetSpacing(2);
        fontString.matchParentWidth = true;
        fontString:SetText(widgetData.label);
        return fontString
    end

    function EditModeSettingsDialogMixin:CreateKeybindButton(widgetData)
        local button = self:AcquireWidgetByType("Keybind");
        button.dbKey = widgetData.dbKey;
        button.tooltip = widgetData.tooltip;
        button:SetKeyText(addon.GetDBValue(widgetData.dbKey));
        button:SetLabel(widgetData.label);
        return button
    end

    function EditModeSettingsDialogMixin:SetupOptions(schematic)
        self:ReleaseAllWidgets();
        self:SetTitle(schematic.title);

        if schematic.widgets then
            for order, widgetData in ipairs(schematic.widgets) do
                local widget;
                if (not widgetData.validityCheckFunc) or (widgetData.validityCheckFunc()) then
                    if widgetData.type == "Checkbox" then
                        widget = self:CreateCheckbox(widgetData);
                    elseif widgetData.type == "RadioGroup" then

                    elseif widgetData.type == "Slider" then
                        widget = self:CreateSlider(widgetData);
                    elseif widgetData.type == "UIPanelButton" then
                        widget = self:CreateUIPanelButton(widgetData);
                    elseif widgetData.type == "Divider" then
                        widget = self:CreateDivider(widgetData);
                    elseif widgetData.type == "Header" then
                        widget = self:CreateHeader(widgetData);
                    elseif widgetData.type == "Keybind" then
                        widget = self:CreateKeybindButton(widgetData);
                    elseif widgetData.type == "Custom" then
                        widget = widgetData.onAcquire();
                        if widget then
                            widget:SetParent(self);
                            widget:ClearAllPoints();
                            widget:Show();
                            widget.isCustomWidget = true;
                            widget.align = widgetData.align or "center";
                        end
                    end

                    if widget then
                        tinsert(self.activeWidgets, widget);
                        widget.widgetKey = widgetData.widgetKey;
                        widget.widgetType = widgetData.type;
                    end
                end
            end
        end
        self:Layout();
    end

    function EditModeSettingsDialogMixin:FindWidget(widgetKey)
        if self.activeWidgets then
            for _, widget in pairs(self.activeWidgets) do
                if widget.widgetKey == widgetKey then
                    return widget
                end
            end
        end
    end

    function EditModeSettingsDialogMixin:OnDragStart()
        self:StartMoving();
    end

    function EditModeSettingsDialogMixin:OnDragStop()
        self:StopMovingOrSizing();
        self:ConvertAnchor();
    end

    function EditModeSettingsDialogMixin:ConvertAnchor()
        --Convert any anchor to the top left
        --so that changing frame height don't affect the positions of most buttons
        local left = self:GetLeft();
        local top = self:GetTop();
        self:ClearAllPoints();
        self:SetPoint("TOPLEFT", UIParent, "BOTTOMLEFT", left, top);
    end

    function EditModeSettingsDialogMixin:SetTitle(title)
        self.Title:SetText(title);
    end

    function EditModeSettingsDialogMixin:IsOwner(parent)
        return parent == self.parent
    end

    function EditModeSettingsDialogMixin:IsFromSchematic(schematic)
        return schematic and self.schematic == schematic;
    end

    function EditModeSettingsDialogMixin:HideOption(parent)
        if (not parent) or self:IsOwner(parent) then
            self:Hide();
        end
    end

    local function SetupSettingsDialog(parent, schematic, forceUpdate)
        if not EditModeSettingsDialog then
            local f = CreateFrame("Frame", nil, UIParent);
            EditModeSettingsDialog = f;
            f:Hide();
            f:SetSize(DIALOG_WIDTH, 350);
            f:SetPoint("CENTER", UIParent, "CENTER", 0, 0);
            f:SetMovable(true);
            f:SetClampedToScreen(true);
            f:RegisterForDrag("LeftButton");
            f:SetDontSavePosition(true);
            f:SetFrameStrata("DIALOG");
            f:SetFrameLevel(200);
            f:EnableMouse(true);

            f.activeWidgets = {};
            f.requireResetPosition = true;

            Mixin(f, EditModeSettingsDialogMixin);

            f.Border = CreateFrame("Frame", nil, f, "DialogBorderTranslucentTemplate");
            f.CloseButton = CreateFrame("Button", nil, f, "UIPanelCloseButtonNoScripts");
            f.CloseButton:SetPoint("TOPRIGHT", f, "TOPRIGHT", 0, 0);
            f.CloseButton:SetScript("OnClick", function()
                f:Exit();
            end);
            f.Title = f:CreateFontString(nil, "ARTWORK", "GameFontHighlightLarge");
            f.Title:SetPoint("TOP", f, "TOP", 0, -16);
            f.Title:SetText("Title");

            f:SetScript("OnDragStart", f.OnDragStart);
            f:SetScript("OnDragStop", f.OnDragStop);


            local function CreateCheckbox()
                return addon.CreateCheckbox(f);
            end
            f.checkboxPool = API.CreateObjectPool(CreateCheckbox);

            local function CreateSlider()
                return addon.CreateSlider(f);
            end
            f.sliderPool = API.CreateObjectPool(CreateSlider);

            local function CreateUIPanelButton()
                return addon.CreateUIPanelButton(f);
            end
            f.uiPanelButtonPool = API.CreateObjectPool(CreateUIPanelButton);

            local function CreateTexture()
                return f:CreateTexture(nil, "OVERLAY");
            end
            f.texturePool = API.CreateObjectPool(CreateTexture);

            local function CreateFontString()
                return f:CreateFontString(nil, "OVERLAY", "GameFontHighlight");
            end
            f.fontStringPool = API.CreateObjectPool(CreateFontString);

            local function CreateKeybindButton()
                return addon.CreateKeybindButton(f);
            end
            f.keybindButtonPool = API.CreateObjectPool(CreateKeybindButton);
        end

        if EditModeSettingsDialog:IsShown() and not EditModeSettingsDialog:IsOwner(parent) then
            EditModeSettingsDialog:Exit();
        end

        if (schematic ~= EditModeSettingsDialog.schematic) then
            EditModeSettingsDialog.requireResetPosition = true;
            EditModeSettingsDialog.schematic = schematic;
            EditModeSettingsDialog:ClearAllPoints();
            EditModeSettingsDialog:SetupOptions(schematic);
        elseif forceUpdate then
            EditModeSettingsDialog.schematic = schematic;
            EditModeSettingsDialog:SetupOptions(schematic);
        end

        EditModeSettingsDialog.parent = parent;

        return EditModeSettingsDialog
    end
    addon.SetupSettingsDialog = SetupSettingsDialog;

    local function ToggleSettingsDialog(parent, schematic, forceUpdate)
        if EditModeSettingsDialog and EditModeSettingsDialog:IsShown() and EditModeSettingsDialog:IsOwner(parent) then
            EditModeSettingsDialog:Exit();
        else
            local f = SetupSettingsDialog(parent, schematic, forceUpdate);
            if f then
                f:Show();
                f:ClearAllPoints();
                f:SetPoint("LEFT", UIParent, "CENTER", 256, 0);
                return f
            end
        end
    end
    addon.ToggleSettingsDialog = ToggleSettingsDialog;
end

do  --Radial Progress Bar
    local RadialProgressBarMixin = {};

    function RadialProgressBarMixin:SetPercentage(percentage)
        local seconds = 100;

        if percentage >= 1 then
            percentage = 1;
        elseif percentage <= 0 then
            percentage = 0;
        else
            percentage = self.visualOffset * (1- percentage) + (1 - self.visualOffset) * percentage;    --Additional shrinking due to level background   --Remap 0-100 to 7-93
        end

        self:Pause();
        self:SetCooldown(GetTime() - (seconds * percentage), seconds);
        self:SetDrawEdge(percentage > 0);
    end

    function RadialProgressBarMixin:SetValue(currentValue, maxValue)
        if not currentValue or not maxValue or maxValue == 0 then
            currentValue = 0;
            maxValue = 1;
        end

        self:SetPercentage(currentValue / maxValue);
    end

    function RadialProgressBarMixin:ShowNumber(showNumber)
        if showNumber then
            if self.showNumber ~= true then
                self.showNumber = true;
                self.ValueText:Show();
                self.visualOffset = 0.07;
                self.Border:SetTexCoord(0, 80/256, 80/256, 160/256);
                self.BorderHighlight:SetTexCoord(0, 80/256, 80/256, 160/256);
                local lowTexCoords =
                {
                    x = 80/256,
                    y = 80/256,
                };
                local highTexCoords =
                {
                    x = 160/256,
                    y = 160/256,
                };
                self:SetTexCoordRange(lowTexCoords, highTexCoords);
            end
        else
            if self.showNumber ~= false then
                self.showNumber = false;
                self.ValueText:Hide();
                self.visualOffset = 0.01;
                self.Border:SetTexCoord(0, 80/256, 0/256, 80/256);
                self.BorderHighlight:SetTexCoord(0, 80/256, 0/256, 80/256);
                local lowTexCoords =
                {
                    x = 80/256,
                    y = 0/256,
                };
                local highTexCoords =
                {
                    x = 160/256,
                    y = 80/256,
                };
                self:SetTexCoordRange(lowTexCoords, highTexCoords);
            end
        end
    end

    local function CreateRadialProgressBar(parent)
        local f = CreateFrame("Cooldown", nil, parent, "PlumberRadialProgressBarTemplate");
        Mixin(f, RadialProgressBarMixin);

        local tex = "Interface/AddOns/Plumber/Art/Frame/ProgressBar-Radial-WarWithin";

        f.Border:SetTexture(tex);
        f.BorderHighlight:SetTexture(tex);
        f:SetSwipeTexture(tex);

        f.ValueText = f:CreateFontString("OVERLAY", nil, "GameFontNormalLargeOutline");
        f.ValueText:SetJustifyH("CENTER");
        f.ValueText:SetPoint("CENTER", f, "BOTTOM", 2, 14);
        f.ValueText:SetTextColor(1, 0.82, 0);

        f:ShowNumber(true);

        f.noCooldownCount = true;

        return f
    end
    addon.CreateRadialProgressBar = CreateRadialProgressBar;

    addon.RadialProgressBarMixin = RadialProgressBarMixin;
end

do  --Progress Bar With Level
    local LevelProgressBarMixin = {};

    local FILL_TEXTURE_LEFT = 26;
    local FILL_TEXTURE_RIGHT = 262;
    local FILL_TEXTURE_FULLWIDTH = 288;

    function LevelProgressBarMixin:SetSizeScale(scale)
        self.sizeScale = scale;

        local hexSize = 96;
        local hexOffset = -16;
        local barBGWidth, barBGHeight = 288, 96;
        local barFillHeight = 32;
        local effectiveHeight = 64;
        local effectiveWidth, barOffsetX, barOffsetY;

        self.Label:ClearAllPoints();

        if self.showLevel then
            effectiveWidth = 300;
            barOffsetX = 26;
            barOffsetY = 8;
            self.Label:SetPoint("BOTTOMLEFT", self.BarBackground, "LEFT", 36 * scale, 8 * scale);
            self.Label:SetJustifyH("LEFT");
        else
            effectiveWidth = 248;
            barOffsetX = 0;
            barOffsetY = 0;
            self.Label:SetPoint("BOTTOM", self.BarBackground, "CENTER", 0, 8 * scale);
            self.Label:SetJustifyH("CENTER");
        end

        self:SetSize(effectiveWidth*scale, effectiveHeight*scale);

        self.BarBackground:ClearAllPoints();
        self.BarBackground:SetPoint("CENTER", self, "CENTER", barOffsetX * scale, barOffsetY * scale);
        self.BarBackground:SetSize(barBGWidth * scale, barBGHeight * scale);

        self.BarFill:ClearAllPoints();
        self.BarFill:SetPoint("LEFT", self.BarBackground, "LEFT", 0, -16 * scale);
        self.BarFill:SetHeight(barFillHeight * scale);

        self.MouseoverFrame.ValueText:SetPoint("CENTER", self.BarBackground, "CENTER", 0, -16 * scale);

        self.BarSurface:ClearAllPoints();
        self.BarSurface:SetPoint("RIGHT", self.BarFill, "RIGHT", 8 * scale, 0);
        self.BarSurface:SetSize(48 * scale, 32 * scale);

        self.LevelBackground:ClearAllPoints();
        self.LevelBackground:SetPoint("LEFT", self, "LEFT", hexOffset * scale, 0);
        self.LevelBackground:SetSize(hexSize * scale, hexSize * scale);

        self.MaxLevelIcon:SetSize(48 * scale, 48 * scale);

        self.MouseoverArea:SetSize(248 * scale, 32 * scale);
        self.MouseoverArea:SetPoint("CENTER", self.BarBackground, "CENTER", 0, -16 * scale);

        self.BarSurfaceMask:SetWidth(236 * scale);

        self.DeltaValueFrame:ClearAllPoints();
        self.DeltaValueFrame:SetPoint("BOTTOMLEFT", self.BarBackground, "RIGHT", -60, 8);

        self:SetValue(self.value or 0);
    end

    function LevelProgressBarMixin:SetLabel(label)
        self.Label:SetText(label);
    end

    function LevelProgressBarMixin:ShowLevel(state)
        state = state == true or state == nil;
        self.showLevel = state;
        self.LevelText:SetShown(state);
        self.LevelBackground:SetShown(state);

        if self.sizeScale then
            self:SetSizeScale(self.sizeScale);
        end
    end

    function LevelProgressBarMixin:SetLevel(level, reachMaxLevel)
        self.level = level;
        if reachMaxLevel then
            self.LevelText:Hide();
            self.MaxLevelIcon:Show();
        else
            self.LevelText:SetText(level);
            self.LevelText:Show();
            self.MaxLevelIcon:Hide();
        end
    end

    function LevelProgressBarMixin:SetVisualByRatio(ratio)
        if ratio > 1 then
            ratio = 1;
        end

        self.visualRatio = ratio;
        local textureWidth = FILL_TEXTURE_LEFT + (FILL_TEXTURE_RIGHT - FILL_TEXTURE_LEFT) * ratio;
        self.BarFill:SetWidth(textureWidth * self.sizeScale);
        self.BarFill:SetTexCoord(0, textureWidth / 512, 0.1875, 0.25);
    end

    local FILL_RATIO_PER_SEC = 0.25;     --50%/sec
    local EasingFunc = addon.EasingFunctions.outSine;

    local function CalculateEaseDuration(deltaRatio)
        if deltaRatio < 0 then
            deltaRatio = -deltaRatio;
        end

        if deltaRatio < 0.02 then
            return 0
        else
            local t = deltaRatio / FILL_RATIO_PER_SEC;
            if t < 0.5 then
                t = 0.5;
            elseif t > 2 then
                t = 2;
            end
            return t
        end
    end

    local function AnimFill_Plus_SameLevel(self, elapsed)
        self.t = self.t + elapsed;
        local ratio = EasingFunc(self.t, self.fromRatio, self.toRatio, self.easeDuration);
        if self.t >= self.easeDuration then
            self:ClearAnimation();
            return
        end
        self:SetVisualByRatio(ratio);
    end

    local function AnimFill_Plus_LevelUp(self, elapsed)
        local ratio = self.fromRatio + 2*FILL_RATIO_PER_SEC * elapsed;
        self.fromRatio = ratio;
        if ratio >= 1 then
            ratio = 1;
            self.t = 0;
            self.fromRatio = 0;
            self.easeDuration = CalculateEaseDuration(self.toRatio - self.fromRatio);
            if self.easeDuration > 0 then
                self:SetScript("OnUpdate", AnimFill_Plus_SameLevel);
            else
                self:ClearAnimation();
            end
        else
            self:SetVisualByRatio(ratio);
        end
    end

    function LevelProgressBarMixin:ClearAnimation()
        if self.toRatio then
            self:SetScript("OnUpdate", nil);
            self:SetVisualByRatio(self.toRatio);
            self.t = nil;
            self.easeDuration = nil;
            self.fromRatio = nil;
            self.toRatio = nil;
        end

        if self:IsShown() and self.StartFadeOutCountdown and self.autoFadeOut and not self.MouseoverArea:IsMouseMotionFocus() then
            self:StartFadeOutCountdown();
        end
    end

    function LevelProgressBarMixin:SetValue(value, levelUp)
        self.value = value;
        local ratio = value / self.maxValue;
        self.MouseoverFrame.ValueText:SetText(value.." / "..self.maxValue);

        if self.useAnimation and self:IsVisible() then
            self.t = 0;
            self.fromRatio = self.visualRatio or 0;
            self.toRatio = ratio;

            if levelUp then
                self:SetScript("OnUpdate", AnimFill_Plus_LevelUp);
                return
            else
                self.easeDuration = CalculateEaseDuration(self.toRatio - self.fromRatio);
                if self.easeDuration > 0 then
                    self:SetScript("OnUpdate", AnimFill_Plus_SameLevel);
                    return
                end
            end
        end

        self:ClearAnimation();
        self:SetVisualByRatio(ratio);
    end

    function LevelProgressBarMixin:SetMaxValue(maxValue)
        if maxValue <= 0 then
            maxValue = 1;
        end

        self.maxValue = maxValue;
    end

    function LevelProgressBarMixin:AnimateDeltaValue(deltaValue)
        self.DeltaValueFrame.Value:SetText(deltaValue);
        self.DeltaValueFrame.AnimText:Stop();
        self.DeltaValueFrame.AnimText:Play();
        self.DeltaValueFrame:Show();
    end

    function LevelProgressBarMixin:SetValueByDelta(deltaValue, newMaxValue)
        local newValue = (self.value or 0) + deltaValue;
        local levelUp = self.maxValue and newValue > self.maxValue;
        local value;

        if levelUp then
            value = newValue - (self.maxValue or 0);
        else
            value = newValue;
        end

        if newMaxValue then
            self.maxValue = newMaxValue;
        end

        self:SetValue(value, levelUp);
        self:AnimateDeltaValue(deltaValue);
    end

    function LevelProgressBarMixin:SetBarReachMaxLevel(state)
        if state and not self.isMaxed then
            self.isMaxed = true;
            self:SetLevel(self.level or 0, true);
        elseif (not state) and self.isMaxed then
            self.isMaxed = false;
            self:SetLevel(self.level or 0);
        end
    end

    function LevelProgressBarMixin:SetUseAnimation(state)
        self.useAnimation = state;
    end

    function LevelProgressBarMixin:IsAnimating()
        return self.easeDuration ~= nil
    end

    function LevelProgressBarMixin:SetAutoFadeOut(state)
        self.autoFadeOut = state == true;
    end

    local function CreateLevelProgressBar(parent)
        local f = CreateFrame("Frame", nil, parent, "PlumberWoWProgressBarTemplate");
        Mixin(f, LevelProgressBarMixin);

        f:SetMaxValue(100);
        f:ShowLevel(true);
        f:SetSizeScale(0.8);

        f.BarSurfaceMask:SetTexture("Interface/AddOns/Plumber/Art/BasicShape/Mask-Full", "CLAMPTOBLACKADDITIVE", "CLAMPTOBLACKADDITIVE", "NEAREST");

        f.MouseoverArea:SetScript("OnEnter", function()
            f.MouseoverFrame:Show();
            if f.onEnterFunc then
                f.onEnterFunc(f);
            end
        end);

        f.MouseoverArea:SetScript("OnLeave", function()
            f.MouseoverFrame:Hide();
            if f.onLeaveFunc then
                f.onLeaveFunc(f);
            end
        end);

        f.MouseoverArea:SetScript("OnMouseDown", function()
            f.MouseoverFrame:Hide();
            f:Hide();
            f:ClearAnimation();
        end);

        return f
    end
    addon.CreateLevelProgressBar = CreateLevelProgressBar;
end

do  --DelayedTooltip
    function DelayedTooltip:OnUpdate(elapsed)
        self.t = self.t + elapsed;
        if self.t > 0.5 then
            self.t = 0;
            self:SetScript("OnUpdate", nil);
            self:ProcessTooltip();
        end
    end

    function DelayedTooltip:ProcessTooltip()
        if self.owner and self.owner:IsVisible() and self.owner:IsMouseMotionFocus() then
            if self.owner.ShowTooltip then
                self.owner.ShowTooltip(self.owner);
            end
        end
        self.owner = nil;
    end

    function DelayedTooltip:OnObjectEnter(owner)
        self.owner = owner;
        self.t = 0;
        self:SetScript("OnUpdate", self.OnUpdate);
    end

    function DelayedTooltip:OnObjectLeave(owner)
        if self.owner == owner then
            self.owner = nil;
        end
    end
end

do  --Displayed required items on nameplate widget set
    --The frame itself has events
    local NameplateTokenMixin = {};

    function NameplateTokenMixin:SetStyle(styleID)
        if styleID == self.styleID then return end;

        local selfSize, iconSize, borderSize, borderTexture;
        local mask = "Interface/AddOns/Plumber/Art/BasicShape/";
        self.Count:ClearAllPoints();
        self.Border:ClearAllPoints();

        if styleID == 2 then
            --Circle, Quantity on the bottom-right
            selfSize = 32;
            iconSize = 30;
            borderSize = 64;
            borderTexture = "Interface/AddOns/Plumber/Art/Button/SmallCircle-Border";
            mask = mask.."Mask-Circle";
            self.Icon:SetPoint("CENTER", self, "CENTER", 0, 0);
            self.Count:SetPoint("BOTTOMRIGHT", self, "BOTTOMRIGHT", 2, -2);
            self.Border:SetPoint("CENTER", self, "CENTER", 0, 0);
            self.dynamicSize = false;
        else
            --Square, Quantity on the right
            selfSize = 20;
            iconSize = 16;
            borderSize = 32;
            borderTexture = "Interface/AddOns/Plumber/Art/Button/SmallSquare-Border";
            mask = mask.."Mask-Chamfer";
            self.Icon:SetPoint("RIGHT", self, "RIGHT", -2, 0);
            self.Count:SetPoint("RIGHT", self.Icon, "LEFT", -3, 0);
            self.Border:SetPoint("CENTER", self.Icon, "CENTER", 0, 0);
            self.dynamicSize = true;
            self.sizeConstant = 20;
        end

        self:SetSize(selfSize, selfSize);
        self.Icon:SetSize(iconSize, iconSize);
        self.Border:SetSize(borderSize, borderSize);
        self.Border:SetTexture(borderTexture);
        self.IconMask:SetTexture(mask, "CLAMPTOBLACKADDITIVE", "CLAMPTOBLACKADDITIVE");
    end

    function NameplateTokenMixin:OnLoad()
        self:SetScript("OnEnter", self.OnEnter);
        self:SetScript("OnLeave", self.OnLeave);
        self:Release();
        DisableSharpening(self.Border);
        DisableSharpening(self.Icon);
    end

    function NameplateTokenMixin:SetItem(itemID)
        if itemID == self.id then return end;
        self.id = itemID;
        self.type = "item";
        local icon = GetItemIconByID(itemID) or 134400;
        self.Icon:SetTexture(icon);
        self:UpdateCount();
    end

    function NameplateTokenMixin:SetCurrency(currencyID)
        if currencyID == self.id then return end;
        self.id = currencyID;
        self.type = "currency";

        local info = GetCurrencyInfo(currencyID);
        local icon, quantity;
        if info then
            icon = info.iconFileID;
            quantity = info.quantity;
        else
            icon = 134400;
            quantity = 0;
        end
        self.Icon:SetTexture(icon);
        self:UpdateCount(quantity);
    end

    function NameplateTokenMixin:OnShow()
        if self.type == "item" then
            self:RegisterEvent("BAG_UPDATE_DELAYED");
        elseif self.type == "currency" then
            self:RegisterEvent("CURRENCY_DISPLAY_UPDATE");
        end

        if self.requiredWidgetID then
            self:RegisterEvent("UPDATE_UI_WIDGET");
        end

        self:SetScript("OnEvent", self.OnEvent);
    end

    function NameplateTokenMixin:OnHide()
        self:UnregisterEvent("BAG_UPDATE_DELAYED");
        self:UnregisterEvent("CURRENCY_DISPLAY_UPDATE");
        self:UnregisterEvent("UPDATE_UI_WIDGET");
        self:SetScript("OnEvent", nil);
        self.t = 0;
    end

    function NameplateTokenMixin:OnEvent(event, ...)
        if event == "BAG_UPDATE_DELAYED" then
            self:RequestUpdateCount();
        elseif event == "CURRENCY_DISPLAY_UPDATE" then
            local currencyID = ...
            if currencyID == self.currencyID then
                self:RequestUpdateCount();
            end
        elseif event == "UPDATE_UI_WIDGET" then
            local widgetInfo = ...
            if widgetInfo.widgetID == self.requiredWidgetID then
                self:EvaluateVisibility();
            end
        end
    end

    function NameplateTokenMixin:OnUpdate(elapsed)
        if self.quantityDirty then
            self.t =  self.t + elapsed;
            if self.t > 0.016 then
                self.t = 0;
                self:UpdateCount();
            end
        end

        if self.toAlpha then
            self.alpha = self.alpha + 5 * elapsed;
            if self.alpha > 1 then
                self.alpha = 1;
                self.toAlpha = nil;
            end
            self:SetAlpha(self.alpha);
        end

        if not (self.quantityDirty or self.toAlpha) then
            self:SetScript("OnUpdate", nil);
        end
    end

    function NameplateTokenMixin:RequestUpdateCount()
        self.t = 0;
        self.quantityDirty = true;
        self:SetScript("OnUpdate", self.OnUpdate);
    end

    function NameplateTokenMixin:UpdateCount(quantity)
        self.quantityDirty = nil;
        if not quantity then
            if self.type == "item" then
                quantity = GetItemCount(self.id);
            elseif self.type == "currency" then
                local info = GetCurrencyInfo(self.id);
                quantity = info and info.quantity or 0;
            end
        end
        self.Count:SetText(quantity);
        if quantity > 0 then
            self.Icon:SetVertexColor(1, 1, 1);
            self.Count:SetTextColor(1, 1, 1);
        else
            self.Icon:SetVertexColor(0.4, 0.4, 0.4);
            self.Count:SetTextColor(0.5, 0.5, 0.5);
        end
        if self.dynamicSize then
            self:SetWidth(self.Count:GetWidth() + self.sizeConstant);
        end
    end

    function NameplateTokenMixin:FadeIn()
        self.toAlpha = true;
        self:Show();
        self:SetScript("OnUpdate", self.OnUpdate);
    end

    function NameplateTokenMixin:Release()
        self:ClearAllPoints();
        self:Hide();
        self:SetAlpha(0);
        self.id = nil;
        self.type = nil;
        self.alpha = 0;
        self:SetScript("OnUpdate", nil);
    end

    function NameplateTokenMixin:OnEnter()
        NamePlateTooltip:Hide();
        DelayedTooltip:OnObjectEnter(self);
    end

    function NameplateTokenMixin:OnLeave()
        NamePlateTooltip:Hide();
        DelayedTooltip:OnObjectLeave(self);
    end

    function NameplateTokenMixin:ShowTooltip()
        if not self.visible then return end;

        local method;

        if self.type == "item" then
            method = "SetItemByID";
        elseif self.type == "currency" then
            method = "GetCurrencyByID";
        end

        if method then
            --Anchor the GameTooltip to nameplate nullify its "clampedToScreen"
            --Blizzard_NamePlates use NamePlateTooltip, so we'll do that too.
            local tooltip = NamePlateTooltip;
            tooltip:SetOwner(self, "ANCHOR_RIGHT");
            tooltip[method](tooltip, self.id);
        end
    end

    function NameplateTokenMixin:SetInteractable(state)
        state = state or false;
        self:EnableMouse(false);        --Pass Through Clicks
        self:EnableMouseMotion(state);
    end

    function API.CreateNameplateToken(parent, selfDrivenUpdate)
        local f = CreateFrame("Frame", nil, parent, "PlumberSmallItemButtonTemplate");
        Mixin(f, NameplateTokenMixin);
        f:OnLoad();
        f:SetInteractable(true);
        if selfDrivenUpdate then
            f:SetScript("OnShow", f.OnShow);
            f:SetScript("OnHide", f.OnHide);
        end
        return f
    end
end

do  --Simple Tooltip (2 FontString)
    local SimpleTooltipMixin = {};

    function SimpleTooltipMixin:SetText(title, description)
        local textHeight, textWidth;
        if not (title or description) then
            self.Text1:SetText(nil);
            self.Text2:SetText(nil);
            textHeight = 12;
            textWidth = 12;
        else
            self.Text2:ClearAllPoints();
            if description then
                self.Text2:SetPoint("TOPLEFT", self.Text1, "BOTTOMLEFT", 0, -self.titleDescGap);
                self.Text1:SetText(title);
                self.Text2:SetText(description);
                textHeight = self.Text1:GetHeight() + self.titleDescGap + self.Text2:GetHeight();
                textWidth = math.max(self.Text1:GetWrappedWidth(), self.Text2:GetWrappedWidth());
            else
                self.Text2:SetPoint("TOPLEFT", self, "TOPLEFT", self.padding, -self.padding);
                self.Text1:SetText(nil);
                self.Text2:SetText(title);
                textHeight = self.Text2:GetHeight();
                textWidth = self.Text2:GetWrappedWidth();
            end
        end
        self:SetSize(API.Round(textWidth + 2*self.padding), API.Round(textHeight + 2*self.padding));
    end

    function SimpleTooltipMixin:SetPadding()
        self.padding = 8;
    end

    function SimpleTooltipMixin:SetTitleDescGap(titleDescGap)
        self.titleDescGap = titleDescGap;
    end

    function SimpleTooltipMixin:SetMaxLineWidth(width)
        self.Text1:SetWidth(width);
        self.Text2:SetWidth(width);
    end

    local function CreateSimpleTooltip(parent)
        local f = CreateFrame("Frame", nil, parent);
        f.padding = 8;
        f.titleDescGap = 4;

        Mixin(f, SimpleTooltipMixin);

        local bg = addon.CreateNineSliceFrame(f, "NineSlice_GenericBox_Black");
        bg:SetUsingParentLevel(true);
        bg:SetCornerSize(8);
        bg:SetAllPoints(true);

        f.Text1 = f:CreateFontString(nil, "OVERLAY", "GameTooltipHeaderText");
        f.Text1:SetJustifyH("LEFT");
        f.Text1:SetJustifyV("TOP");
        f.Text1:SetPoint("TOPLEFT", f, "TOPLEFT", f.padding, -f.padding);
        f.Text1:SetTextColor(1, 0.82, 0);
        f.Text1:SetSpacing(2);

        f.Text2 = f:CreateFontString(nil, "OVERLAY", "GameTooltipText");
        f.Text2:SetJustifyH("LEFT");
        f.Text2:SetJustifyV("TOP");
        f.Text2:SetPoint("TOPLEFT", f.Text1, "BOTTOMLEFT", 0, -f.titleDescGap);
        f.Text2:SetSpacing(2);

        f:SetMaxLineWidth(290);

        return f
    end
    addon.CreateSimpleTooltip = CreateSimpleTooltip;
end

do  --SliceFrame
    local NewSliceFrameMixin = {};

    local LayoutInfo = {
        RoughWideFrame = {
            file = "Interface/AddOns/Plumber/Art/Frame/MacroForge.png",
            imageWidth = 512, imageHeight = 512,
            coords = {0, 264, 0, 72},
            margins = {8, 8, 8, 8},
            pixelOffset = 4,
        };
    };

    function NewSliceFrameMixin:UpdatePixel()
        local scale = API.GetPixelForScale(self:GetEffectiveScale());
        self.Background:SetScale(scale);

        local pixelOffset = self.Background.pixelOffset;
        --local scale = self.Background:GetEffectiveScale()
        --local offset = API.GetPixelForScale(scale, pixelOffset);
        local offset = pixelOffset * scale;
        self.Background:ClearAllPoints();
        self.Background:SetPoint("TOPLEFT", self, "TOPLEFT", -offset, offset);
        self.Background:SetPoint("BOTTOMRIGHT", self, "BOTTOMRIGHT", offset, -offset);
    end

    function NewSliceFrameMixin:SetLayoutByName(layoutName)
        local info = LayoutInfo[layoutName];
        if info then
            self.Background:SetTexture(info.file);
            self.Background:SetTexCoord(info.coords[1]/info.imageWidth, info.coords[2]/info.imageWidth, info.coords[3]/info.imageHeight, info.coords[4]/info.imageHeight);
            self.Background:SetTextureSliceMargins(unpack(info.margins));
            self.Background.pixelOffset = info.pixelOffset or 0;
        end
    end

    function API.CreateNewSliceFrame(parent, layoutName)
        local f = CreateFrame("Frame", nil, parent);
        f.Background = f:CreateTexture(nil, "BACKGROUND");
        f.Background:SetTextureSliceMode(1);    --Tiled
        API.Mixin(f, NewSliceFrameMixin);
        f:SetLayoutByName(layoutName);
        f:UpdatePixel();
        return f
    end
end

do  --Small Golden Border Circle, See "MainHelpPlateButton" in Blizzard_SharedXML/SharedUIPanelTemplates
    function API.CreateGoldPlateButton(parent, onEnterFunc, onLeaveFunc, onClickFunc)
        local f = CreateFrame("Button", nil, parent);
        f:SetSize(32, 32);

        f.Ring = f:CreateTexture(nil, "BORDER");
        f.Ring:SetSize(64, 64);
        f.Ring:SetPoint("CENTER", f, "CENTER", 12 ,-13);
        f.Ring:SetTexture("Interface/Minimap/MiniMap-TrackingBorder");

        f.Icon = f:CreateTexture(nil, "BACKGROUND");
        f.Icon:SetSize(23, 23);
        f.Icon:SetPoint("CENTER", f, "CENTER", 0, 0);
        f.Icon:SetColorTexture(1, 0, 0)

        f:SetScript("OnEnter", onEnterFunc);
        f:SetScript("OnLeave", onLeaveFunc);
        f:SetScript("OnClick", onClickFunc);

        return f
    end
end

do  --Blizzard Check Button
    local BlizzardCheckButtonMixin = {};

    BlizzardCheckButtonMixin.ButtonMixin = {};
    do
        function BlizzardCheckButtonMixin.ButtonMixin:OnEnter()
            if self.tooltip1 then
                local tooltip1, tooltip2;
                if type(self.tooltip1 == "function") then
                    tooltip1, tooltip2 = self.tooltip1();
                else
                    tooltip1 = self.tooltip1;
                    tooltip2 = self.tooltip2;
                end

                if tooltip1 then
                    local GameTooltip = GameTooltip;
                    GameTooltip:SetOwner(self, "ANCHOR_RIGHT");
                    GameTooltip:SetText(tooltip1, 1, 1, 1);
                    if tooltip2 then
                        GameTooltip:AddLine(tooltip2, 1, 0.82, 0, true);
                    end
                    GameTooltip:Show();
                end
            end
        end

        function BlizzardCheckButtonMixin.ButtonMixin:OnLeave()
            GameTooltip:Hide();
        end

        function BlizzardCheckButtonMixin.ButtonMixin:OnClick()
            local checked = self:GetChecked();
            local dbKey = self:GetParent().dbKey;

            if dbKey then
                addon.SetDBValue(dbKey, checked, true);
            end
            if self.onCheckedFunc then
                self.onCheckedFunc(self, checked);
            end

            if checked then
                PlaySound(SOUNDKIT.IG_MAINMENU_OPTION_CHECKBOX_ON);
            else
                PlaySound(SOUNDKIT.IG_MAINMENU_OPTION_CHECKBOX_OFF);
            end
        end
    end

    function BlizzardCheckButtonMixin:SetLabel(label)
        self.Label:SetText(label);
        self:Layout();
    end

    function BlizzardCheckButtonMixin:Layout()
        local textWidth = 5 + self.Label:GetWrappedWidth();
        self:SetSize(API.Round(32 + textWidth + 6), 32);
        self.Button:SetHitRectInsets(0, -textWidth, 0, 0);
    end

    function BlizzardCheckButtonMixin:SetTooltip(tooltip1, tooltip2)
        self.Button.tooltip1 = tooltip1;
        self.Button.tooltip2 = tooltip2;
    end

    function BlizzardCheckButtonMixin:SetChecked(state)
        self.Button:SetChecked(state);
    end

    function BlizzardCheckButtonMixin:GetChecked()
        return self.Button:GetChecked();
    end

    function BlizzardCheckButtonMixin:SetDBKey(dbKey)
        self.dbKey = dbKey;
    end

    function BlizzardCheckButtonMixin:SetOnCheckedFunc(onCheckedFunc)
        self.Button.onCheckedFunc = onCheckedFunc;
    end

    function API.CreateBlizzardCheckButton(parent)
        local f = CreateFrame("Frame", nil, parent, "PlumberBlizzardCheckButtonTemplate");
        Mixin(f, BlizzardCheckButtonMixin);
        Mixin(f.Button, BlizzardCheckButtonMixin.ButtonMixin);
        for method, func in pairs(BlizzardCheckButtonMixin.ButtonMixin) do
            f.Button:SetScript(method, func);
        end
        return f
    end
end