CHARACTER_FACING_INCREMENT = 2;
MAX_RACES = 10;
MAX_CLASSES_PER_RACE = 10;
NUM_CHAR_CUSTOMIZATIONS = 5;
MIN_CHAR_NAME_LENGTH = 2;
CHARACTER_CREATE_ROTATION_START_X = nil;
CHARACTER_CREATE_INITIAL_FACING = nil;
NUM_PREVIEW_FRAMES = 14;
TUSKARR_RACE_ID = 6;
local featureIndex = 1
local FeatureType = 1

CHAR_CREATE_MORE_INFO = "More Info";
CUSTOMIZE = "Next";
NEXT = "Next";
FINISH = "Finish";

PAID_CHARACTER_CUSTOMIZATION = 1;
PAID_RACE_CHANGE = 2;
PAID_FACTION_CHANGE = 3;
PAID_SERVICE_CHARACTER_ID = nil;
PAID_SERVICE_TYPE = nil;

PREVIEW_FRAME_HEIGHT = 130;
PREVIEW_FRAME_X_OFFSET = 19;
PREVIEW_FRAME_Y_OFFSET = -7;

FACTION_BACKDROP_COLOR_TABLE = {
    ["Alliance"] = {0.5, 0.5, 0.5, 0.09, 0.09, 0.19, 0, 0, 0.2, 0.29, 0.33, 0.91},
    ["Horde"] = {0.5, 0.2, 0.2, 0.19, 0.05, 0.05, 0.2, 0, 0, 0.90, 0.05, 0.07},
    ["Player"] = {0.2, 0.5, 0.2, 0.05, 0.2, 0.05, 0.05, 0.2, 0.05, 1, 1, 1},
};
FRAMES_TO_BACKDROP_COLOR = {
    "CharacterCreateCharacterRace",
    "CharacterCreateCharacterClass",
--  "CharacterCreateCharacterFaction",
    "CharacterCreateNameEdit",
};
RACE_ICON_TCOORDS = {
    ["HUMAN_MALE"]      = {0, 0.125, 0, 0.25},
    ["DWARF_MALE"]      = {0.125, 0.25, 0, 0.25},
    ["GNOME_MALE"]      = {0.25, 0.375, 0, 0.25},
    ["NIGHTELF_MALE"]   = {0.375, 0.5, 0, 0.25},

    ["TAUREN_MALE"]     = {0, 0.125, 0.25, 0.5},
    ["SCOURGE_MALE"]    = {0.125, 0.25, 0.25, 0.5},
    ["TROLL_MALE"]      = {0.25, 0.375, 0.25, 0.5},
    ["ORC_MALE"]        = {0.375, 0.5, 0.25, 0.5},

    ["HUMAN_FEMALE"]    = {0, 0.125, 0.5, 0.75},
    ["DWARF_FEMALE"]    = {0.125, 0.25, 0.5, 0.75},
    ["GNOME_FEMALE"]    = {0.25, 0.375, 0.5, 0.75},
    ["NIGHTELF_FEMALE"] = {0.375, 0.5, 0.5, 0.75},

    ["TAUREN_FEMALE"]   = {0, 0.125, 0.75, 1.0},
    ["SCOURGE_FEMALE"]  = {0.125, 0.25, 0.75, 1.0},
    ["TROLL_FEMALE"]    = {0.25, 0.375, 0.75, 1.0},
    ["ORC_FEMALE"]      = {0.375, 0.5, 0.75, 1.0},

    ["BLOODELF_MALE"]   = {0.5, 0.625, 0.25, 0.5},
    ["BLOODELF_FEMALE"] = {0.5, 0.625, 0.75, 1.0},

    ["DRAENEI_MALE"]    = {0.5, 0.625, 0, 0.25},
    ["DRAENEI_FEMALE"]  = {0.5, 0.625, 0.5, 0.75},
};
CLASS_ICON_TCOORDS = {
    ["WARRIOR"] = {0, 0.25, 0, 0.25},
    ["MAGE"]    = {0.25, 0.49609375, 0, 0.25},
    ["ROGUE"]   = {0.49609375, 0.7421875, 0, 0.25},
    ["DRUID"]   = {0.7421875, 0.98828125, 0, 0.25},
    ["HUNTER"]  = {0, 0.25, 0.25, 0.5},
    ["SHAMAN"]  = {0.25, 0.49609375, 0.25, 0.5},
    ["PRIEST"]  = {0.49609375, 0.7421875, 0.25, 0.5},
    ["WARLOCK"] = {0.7421875, 0.98828125, 0.25, 0.5},
    ["PALADIN"] = {0, 0.25, 0.5, 0.75},
    ["DEATHKNIGHT"] = {0.49609375, 0.7421875, 0.5, 0.75},
};
MODEL_CAMERA_CONFIG = {
    [2] = {
        ["Draenei"] = { tx = 0.191, ty = -0.015, tz = 2.302, cz = 2.160, distance = 1.116, light =  0.80 },
        ["NightElf"] = { tx = 0.095, ty = -0.008, tz = 2.240, cz = 2.045, distance = 0.830, light =  0.85 },
        ["Scourge"] = { tx = 0.094, ty = -0.172, tz = 1.675, cz = 1.478, distance = 0.691, light =  0.80 },
        ["Orc"] = { tx = 0.346, ty = -0.001, tz = 1.878, cz = 1.793, distance = 1.074, light =  0.80 },
        ["Gnome"] = { tx = 0.051, ty = 0.015, tz = 0.845, cz = 0.821, distance = 0.821, light =  0.85 },
        ["Dwarf"] = { tx = 0.037, ty = 0.009, tz = 1.298, cz = 1.265, distance = 0.839, light =  0.85 },
        ["Tauren"] = { tx = 0.516, ty = -0.003, tz = 1.654, cz = 1.647, distance = 1.266, light =  0.80 },
        ["Troll"] = { tx = 0.402, ty = 0.016, tz = 2.076, cz = 1.980, distance = 0.943, light =  0.75 },
        ["BloodElf"] = { tx = 0.009, ty = -0.120, tz = 1.914, cz = 1.712, distance = 0.727, light =  0.80 },
        ["Human"] = { tx = 0.055, ty = 0.006, tz = 1.863, cz = 1.749, distance = 0.714, light =  0.75 },
    },
    [3] = {
        ["Draenei"] = { tx = 0.155, ty = 0.009, tz = 2.177, cz = 1.971, distance = 0.734, light =  0.75 },
        ["NightElf"] = { tx = 0.071, ty = 0.034, tz = 2.068, cz = 2.055, distance = 0.682, light =  0.85 },
        ["Scourge"] = { tx = 0.198, ty = 0.001, tz = 1.669, cz = 1.509, distance = 0.563, light =  0.75 },
        ["Orc"] = { tx = -0.069, ty = -0.007, tz = 1.863, cz = 1.718, distance = 0.585, light =  0.75 },
        ["Gnome"] = { tx = 0.031, ty = 0.009, tz = 0.787, cz = 0.693, distance = 0.726, light =  0.85 },
        ["Dwarf"] = { tx = -0.060, ty = -0.010, tz = 1.326, cz = 1.343, distance = 0.720, light =  0.80 },
        ["Tauren"] = { tx = 0.337, ty = -0.008, tz = 1.918, cz = 1.855, distance = 0.891, light =  0.75 },
        ["Troll"] = { tx = 0.031, ty = -0.082, tz = 2.226, cz = 2.248, distance = 0.674, light =  0.75 },
        ["BloodElf"] = { tx = -0.072, ty = 0.009, tz = 1.789, cz = 1.792, distance = 0.717, light =  0.80 },
        ["Human"] = { tx = -0.044, ty = -0.015, tz = 1.755, cz = 1.689, distance = 0.612, light =  0.75 },
    }
};

BANNER_DEFAULT_TEXTURE_COORDS = {0.109375, 0.890625, 0.201171875, 0.80078125};
BANNER_DEFAULT_SIZE = {200, 308};

CHAR_CUSTOMIZE_HAIR_COLOR = 4;

function CharacterCreate_OnLoad(self)
    self:RegisterEvent("RANDOM_CHARACTER_NAME_RESULT");
    self:RegisterEvent("GLUE_UPDATE_EXPANSION_LEVEL");

    self:SetSequence(0);
    self:SetCamera(0);

    CharacterCreate.numRaces = 0;
    CharacterCreate.selectedRace = 0;
    CharacterCreate.numClasses = 0;
    CharacterCreate.selectedClass = 0;
    CharacterCreate.selectedGender = 0;

    SetCharCustomizeFrame("CharacterCreate");

    for i=1, NUM_CHAR_CUSTOMIZATIONS, 1 do
        _G["CharCreateCustomizationButton"..i].text:SetText(_G["CHAR_CUSTOMIZATION"..i.."_DESC"]);
    end

    -- Color edit box backdrop
    local backdropColor = FACTION_BACKDROP_COLOR_TABLE["Alliance"];
    CharacterCreateNameEdit:SetBackdropBorderColor(backdropColor[1], backdropColor[2], backdropColor[3]);
    CharacterCreateNameEdit:SetBackdropColor(backdropColor[4], backdropColor[5], backdropColor[6]);

    CharacterCreateFrame.state = "CLASSRACE";

    CharCreatePreviewFrame.previews = { };
end

function CharCustomizeButtonClick(id)
    CycleCharCustomization(id, 1);
    --[[FeatureType = id
    for i=1,5 do
        _G["CharCreateCustomizationButton"..i]:SetChecked(0);
    end
    _G["CharCreateCustomizationButton"..id]:SetChecked(1);]]

end

function CharacterCreate_OnShow()
    for i=1, MAX_CLASSES_PER_RACE, 1 do
        local button = _G["CharCreateClassButton"..i];
        button:Enable();
        SetButtonDesaturated(button, false)
    end
    for i=1, MAX_RACES, 1 do
        local button = _G["CharCreateRaceButton"..i];
        button:Enable();
        SetButtonDesaturated(button, false)
    end

    if ( PAID_SERVICE_TYPE ) then
        CustomizeExistingCharacter( PAID_SERVICE_CHARACTER_ID );
        CharacterCreateNameEdit:SetText( PaidChange_GetName() );
    else
        --randomly selects a combination
        ResetCharCustomize();
        CharacterCreateNameEdit:SetText("");
        CharCreateRandomizeButton:Show();
    end

    CharacterCreateEnumerateRaces(GetAvailableRaces());
    SetCharacterRace(GetSelectedRace());

    CharacterCreateEnumerateClasses(GetAvailableClasses());
    local_,_,index = GetSelectedClass();
    SetCharacterClass(index);

    if ( GetSelectedRace() == TUSKARR_RACE_ID ) then
        SetCharacterGender(SEX_MALE);
        CharCreateMaleButton:SetChecked(1);
        CharCreateFemaleButton:SetChecked(0);
    else
        SetCharacterGender(GetSelectedSex());
    end

    -- Hair customization stuff
    CharacterCreate_UpdateHairCustomization();

    SetCharacterCreateFacing(-15);

    -- setup customization
    CharacterChangeFixup();

    --SetFaceCustomizeCamera(false);
end

function CharacterCreate_OnHide()
    PAID_SERVICE_CHARACTER_ID = nil;
    PAID_SERVICE_TYPE = nil;
    if ( CharacterCreateFrame.state == "CUSTOMIZATION" ) then
        CharacterCreate_Back();
    end
    -- character previews will need to be redone if coming back to character create. One reason is all the memory used for
    -- tracking the frames (on the c side) will get released if the user returns to the login screen
    CharCreatePreviewFrame.rebuildPreviews = true;
end

function CharacterCreate_OnEvent(event, arg1, arg2, arg3)
    if ( event == "RANDOM_CHARACTER_NAME_RESULT" ) then
        if ( arg1 == 0 ) then
            -- Failed.  Generate a random name locally.
            CharacterCreateNameEdit:SetText(GenerateRandomName());
        else
            -- Succeeded.  Use what the server sent.
            CharacterCreateNameEdit:SetText(arg2);
        end
        CharacterCreateRandomName:Enable();
        CharCreateOkayButton:Enable();
        PlaySound("gsCharacterCreationLook");
    elseif ( event == "GLUE_UPDATE_EXPANSION_LEVEL" ) then
        -- Expansion level changed while online, so enable buttons as needed
        if ( CharacterCreateFrame:IsShown() ) then
            CharacterCreateEnumerateRaces(GetAvailableRaces());
            CharacterCreateEnumerateClasses(GetAvailableClasses());
        end
    end
end

function CharacterCreateFrame_OnMouseDown(button)
    if ( button == "LeftButton" ) then
        CHARACTER_CREATE_ROTATION_START_X = GetCursorPosition();
        CHARACTER_CREATE_INITIAL_FACING = GetCharacterCreateFacing();
    end
end

function CharacterCreateFrame_OnMouseUp(button)
    if ( button == "LeftButton" ) then
        CHARACTER_CREATE_ROTATION_START_X = nil
    end
end

function CharacterCreateFrame_OnUpdate(self, elapsed)
    if ( CHARACTER_CREATE_ROTATION_START_X ) then
        local x = GetCursorPosition();
        local diff = (x - CHARACTER_CREATE_ROTATION_START_X) * CHARACTER_ROTATION_CONSTANT;
        CHARACTER_CREATE_ROTATION_START_X = GetCursorPosition();
        SetCharacterCreateFacing(GetCharacterCreateFacing() + diff);
        CharCreate_RotatePreviews();
    end
    CharacterCreateWhileMouseDown_Update(elapsed);
end

function CharacterCreateEnumerateRaces(...)
    CharacterCreate.numRaces = select("#", ...)/3;
    if ( CharacterCreate.numRaces > MAX_RACES ) then
        message("Too many races!  Update MAX_RACES");
        return;
    end
    local coords;
    local index = 1;
    local button;
    local gender;
    local selectedSex = GetSelectedSex();
    if ( selectedSex == SEX_MALE ) then
        gender = "MALE";
    else
        gender = "FEMALE";
    end
    for i=1, select("#", ...), 3 do
        local name = select(i, ...);
        if ( index == TUSKARR_RACE_ID ) then
            coords = RACE_ICON_TCOORDS[strupper(select(i+1, ...).."_MALE")];
        else
            coords = RACE_ICON_TCOORDS[strupper(select(i+1, ...).."_"..gender)];
        end
        _G["CharCreateRaceButton"..index.."NormalTexture"]:SetTexCoord(coords[1], coords[2], coords[3], coords[4]);
        _G["CharCreateRaceButton"..index.."PushedTexture"]:SetTexCoord(coords[1], coords[2], coords[3], coords[4]);
        button = _G["CharCreateRaceButton"..index];
        if ( not button  ) then
            return;
        end
        button.nameFrame.text:SetText(name);
        --button.nameFrame.text:SetText(tostring(index));
        if ( select(i+2, ...) == 1 and name ~= "Worgen"--[[ and (name ~= "Goblin"or gender == "MALE")]]) then
            button:Enable();
            SetButtonDesaturated(button);
            button.name = name;
            button.tooltip = name;
        else
            button:Disable();
            SetButtonDesaturated(button, 1);
            button.name = name;
            local disabledReason = _G[strupper(select(i+1, ...).."_".."DISABLED")];
            if ( disabledReason ) then
                button.tooltip = name.."|n"..disabledReason;
            else
                button.tooltip = nil;
            end
        end
        index = index + 1;
    end
    for i=CharacterCreate.numRaces + 1, MAX_RACES, 1 do
        _G["CharCreateRaceButton"..i]:Hide();
    end
end

function CharacterCreateEnumerateClasses(...)
    CharacterCreate.numClasses = select("#", ...)/3;
    if ( CharacterCreate.numClasses > MAX_CLASSES_PER_RACE ) then
        message("Too many classes!  Update MAX_CLASSES_PER_RACE");
        return;
    end
    local coords;
    local index = 1;
    local button;
    for i=1, select("#", ...), 3 do
        coords = CLASS_ICON_TCOORDS[strupper(select(i+1, ...))];
        _G["CharCreateClassButton"..index.."NormalTexture"]:SetTexCoord(coords[1], coords[2], coords[3], coords[4]);
        _G["CharCreateClassButton"..index.."PushedTexture"]:SetTexCoord(coords[1], coords[2], coords[3], coords[4]);
        button = _G["CharCreateClassButton"..index];
        button:Show();
        button.nameFrame.text:SetText(select(i, ...));
        if ( select(i+2, ...) == 1 ) then
            if (IsRaceClassValid(CharacterCreate.selectedRace, index)) then
                button:Enable();
                SetButtonDesaturated(button);
                button.tooltip = nil;
                _G["CharCreateClassButton"..index.."DisableTexture"]:Hide();
            else
                button:Disable();
                SetButtonDesaturated(button, 1);
                button.tooltip = CLASS_DISABLED;
                _G["CharCreateClassButton"..index.."DisableTexture"]:Show();
            end
        else
            button:Disable();
            SetButtonDesaturated(button, 1);
            button.tooltip = _G[strupper(select(i+1, ...).."_".."DISABLED")];
            _G["CharCreateClassButton"..index.."DisableTexture"]:Show();
        end
        index = index + 1;
    end
    for i=CharacterCreate.numClasses + 1, MAX_CLASSES_PER_RACE, 1 do
        _G["CharCreateClassButton"..i]:Hide();
    end
end

function SetCharacterRace(id)

    CharacterCreate.selectedRace = id;
    for i=1, CharacterCreate.numRaces, 1 do
        local button = _G["CharCreateRaceButton"..i];
        if ( i == id ) then
            button:SetChecked(1);
        else
            button:SetChecked(0);
        end
    end

    local name, faction = GetFactionForRace(CharacterCreate.selectedRace);

    -- during a paid service we have to set alliance/horde for neutral races
    -- hard-coded for Pandaren because of alliance/horde pseudo buttons
    local canProceed = true;
    if ( id == TUSKARR_RACE_ID and PAID_SERVICE_TYPE ) then
        --[[
        --local currentFaction = PaidChange_GetCurrentFaction();
        if ( PaidChange_GetCurrentRaceIndex() == TUSKARR_RACE_ID and PAID_SERVICE_TYPE == PAID_FACTION_CHANGE ) then
            -- this is an original pandaren staying or becoming selected
            -- check the pseudo-buttons
            faction = PandarenFactionButtons_GetSelectedFaction();
            --if ( faction == currentFaction ) then
                canProceed = false;
            --end
        else
            -- for faction change use the opposite faction of current character
            if ( PAID_SERVICE_TYPE == PAID_FACTION_CHANGE ) then
                --if ( currentFaction == "Horde" ) then
                    faction = "Alliance";
                --elseif ( currentFaction == "Alliance" ) then
                --  faction = "Horde";
                --end
            -- for race change and customization use the same faction as current character
            else
                faction = "Alliance";
            end
        end
        ]]
        faction = "Alliance";
    else
        PandarenFactionButtons_ClearSelection();
    end
    CharCreate_EnableNextButton(canProceed);

    -- Set background
    local backgroundFilename = GetCreateBackgroundModel(faction);
    if CharacterCreate.selectedClass == 11 then
        backgroundFilename = "DEMONHUNTER"
    end
    SetBackgroundModel(CharacterCreate, backgroundFilename);

    if faction == nil then
        faction = "Alliance";
    end

    -- Set backdrop colors based on faction
    local backdropColor = FACTION_BACKDROP_COLOR_TABLE[faction];
    CharCreateRaceFrame.factionBg:SetGradient("VERTICAL", 0, 0, 0, backdropColor[7], backdropColor[8], backdropColor[9]);
    CharCreateClassFrame.factionBg:SetGradient("VERTICAL", 0, 0, 0, backdropColor[7], backdropColor[8], backdropColor[9]);
    CharCreateCustomizationFrame.factionBg:SetGradient("VERTICAL", 0, 0, 0, backdropColor[7], backdropColor[8], backdropColor[9]);
    CharCreatePreviewFrame.factionBg:SetGradient("VERTICAL", 0, 0, 0, backdropColor[7], backdropColor[8], backdropColor[9]);
    CharCreateCustomizationFrameBanner:SetVertexColor(backdropColor[10], backdropColor[11], backdropColor[12]);
    CharacterCreateNameEdit:SetBackdropColor(backdropColor[4], backdropColor[5], backdropColor[6]);
    CharCreateRaceInfoFrame.factionBg:SetGradient("VERTICAL", 0, 0, 0, backdropColor[7], backdropColor[8], backdropColor[9]);
    CharCreateClassInfoFrame.factionBg:SetGradient("VERTICAL", 0, 0, 0, backdropColor[7], backdropColor[8], backdropColor[9]);

    -- race info
    local frame = CharCreateRaceInfoFrame;
    local race, fileString = GetNameForRace();
    frame.title:SetText(race);
    fileString = strupper(fileString);
    local gender;
    if ( GetSelectedSex() == SEX_MALE ) then
        gender = "MALE";
    else
        gender = "FEMALE";
    end
    local raceText = _G["RACE_INFO_"..fileString];
    local abilityIndex = 1;
    local tempText = _G["ABILITY_INFO_"..fileString..abilityIndex];
    abilityText = "";
    while ( tempText ) do
        abilityText = abilityText..tempText.."\n\n";
        abilityIndex = abilityIndex + 1;
        tempText = _G["ABILITY_INFO_"..fileString..abilityIndex];
    end
    CharCreateRaceInfoFrameScrollFrameScrollBar:SetValue(0);
    CharCreateRaceInfoFrame.scrollFrame.scrollChild.infoText:SetText(GetFlavorText("RACE_INFO_"..strupper(fileString), GetSelectedSex()).."|n|n");
    if ( abilityText and abilityText ~= "" ) then
        CharCreateRaceInfoFrame.scrollFrame.scrollChild.bulletText:SetText(abilityText);
    else
        CharCreateRaceInfoFrame.scrollFrame.scrollChild.bulletText:SetText("");
    end

    -- Altered form
    --[[if (HasAlteredForm()) then
        SetPortraitTexture(CharacterCreateAlternateFormTopPortrait, 22, GetSelectedSex());
        SetPortraitTexture(CharacterCreateAlternateFormBottomPortrait, 23, GetSelectedSex());
        CharacterCreateAlternateFormTop:Show();
        CharacterCreateAlternateFormBottom:Show();
        if( IsViewingAlteredForm() ) then
            CharacterCreateAlternateFormTop:SetChecked(false);
            CharacterCreateAlternateFormBottom:SetChecked(true);
        else
            CharacterCreateAlternateFormTop:SetChecked(true);
            CharacterCreateAlternateFormBottom:SetChecked(false);
        end
    else
        CharacterCreateAlternateFormTop:Hide();
        CharacterCreateAlternateFormBottom:Hide();
    end]]
end

function SetCharacterClass(id)
    CharacterCreate.selectedClass = id;
    for i=1, CharacterCreate.numClasses, 1 do
        local button = _G["CharCreateClassButton"..i];
        if ( i == id ) then
            button:SetChecked(1);
        else
            button:SetChecked(0);
            button.selection:Hide();
        end
    end

    -- class info
    local frame = CharCreateClassInfoFrame;
    local className, classFileName, _, tank, healer, damage = GetSelectedClass();
    local abilityIndex = 0;
    if not (classFileName) then
        classFileName = "Goblin"
    end
    local tempText = _G["CLASS_INFO_"..classFileName..abilityIndex];
    abilityText = "";
    while ( tempText ) do
        abilityText = abilityText..tempText.."\n\n";
        abilityIndex = abilityIndex + 1;
        tempText = _G["CLASS_INFO_"..classFileName..abilityIndex];
    end
    CharCreateClassInfoFrame.title:SetText(className);
    CharCreateClassInfoFrame.scrollFrame.scrollChild.bulletText:SetText(abilityText);
    local textt = GetFlavorText("CLASS_"..strupper(classFileName), GetSelectedSex())
    if not textt then
        textt = "Not implemented."
    end
    CharCreateClassInfoFrame.scrollFrame.scrollChild.infoText:SetText(textt.."|n|n");
    CharCreateClassInfoFrameScrollFrameScrollBar:SetValue(0);
end

function CharacterCreate_OnChar()
end

function CharacterCreate_OnKeyDown(key)
    if ( key == "ESCAPE" ) then
        CharacterCreate_Back();
    elseif ( key == "ENTER" ) then
        CharacterCreate_Forward();
    elseif ( key == "PRINTSCREEN" ) then
        Screenshot();
    end
end

function CharacterCreate_UpdateModel(self)
    UpdateCustomizationScene();
    self:AdvanceTime();
end

function CharacterCreate_Finish()
    PlaySound("gsCharacterCreationCreateChar");

    -- If something disabled this button, ignore this message.
    -- This can happen if you press enter while it's disabled, for example.
    if ( not CharCreateOkayButton:IsEnabled() ) then
        return;
    end

    --[[if GetCVar("realmList") ~= GLOBAL_REALMLIST then
        message("You are not connecting to "..GLOBAL_REALMLIST.." thus new characters cannot be created. Close WoW and uninstall this custom patch to continue.")
        return;
    end]]

    if ( PAID_SERVICE_TYPE ) then
        GlueDialog_Show("CONFIRM_PAID_SERVICE");
    else
        -- if using templates, pandaren must pick a faction
        local _, faction = GetFactionForRace(CharacterCreate.selectedRace);
        --if ( IsUsingCharacterTemplate() and ( faction ~= "Alliance" and faction ~= "Horde" ) ) then
        --  CharacterTemplateConfirmDialog:Show();
        --else
            CreateCharacter(CharacterCreateNameEdit:GetText());
        --end
    end
end

function CharacterCreate_Back()
    if ( CharacterCreateFrame.state == "CUSTOMIZATION" ) then
        PlaySound("gsCharacterCreationCancel");
        CharacterCreateFrame.state = "CLASSRACE"
        CharCreateClassFrame:Show();
        CharCreateRaceFrame:Show();
        CharCreateMoreInfoButton:Show();
        CharCreateCustomizationFrame:Hide();
        CharCreatePreviewFrame:Hide();
        CharCreateOkayButton:SetText(NEXT);
        CharacterCreateNameEdit:Hide();
        CharacterCreateRandomName:Hide();

        CharCreateOkayButton:Enable()

        --back to awesome gear
        --SetSelectedPreviewGearType(1);

        -- back to normal camera
        --SetFaceCustomizeCamera(false);

        return;
    end

    PlaySound("gsCharacterCreationCancel");
    CHARACTER_SELECT_BACK_FROM_CREATE = true;
    SetGlueScreen("charselect");
end

function CharacterCreate_UpdateFacialHairCustomization()
    if ( GetFacialHairCustomization() == "NONE" ) then
        CharacterCustomizationButtonFrame5:Hide();
        CharCreateRandomizeButton:SetPoint("TOP", "CharacterCustomizationButtonFrame5", "BOTTOM", 0, -5);
    else
        CharacterCustomizationButtonFrame5Text:SetText(_G["FACIAL_HAIR_"..GetFacialHairCustomization()]);
        CharacterCustomizationButtonFrame5:Show();
        CharCreateRandomizeButton:SetPoint("TOP", "CharacterCustomizationButtonFrame5", "BOTTOM", 0, -5);
    end
end

function CharacterCreate_UpdateHairCustomization()
    CharacterCustomizationButtonFrame3Text:SetText(_G["HAIR_"..GetHairCustomization().."_STYLE"]);
    CharacterCustomizationButtonFrame4Text:SetText(_G["HAIR_"..GetHairCustomization().."_COLOR"]);
end

function CharacterCreate_Forward()
    if ( CharacterCreateFrame.state == "CLASSRACE" ) then
        CharacterCreateFrame.state = "CUSTOMIZATION"
        PlaySound("gsCharacterSelectionCreateNew");
        CharCreateClassFrame:Hide();
        CharCreateRaceFrame:Hide();
        CharCreateMoreInfoButton:Hide();
        CharCreateCustomizationFrame:Show();
        --CharCreatePreviewFrame:Show();
        CharacterTemplateConfirmDialog:Hide();

        CharCreate_PrepPreviewModels();
        if ( CharacterCreateFrame.customizationType ) then
            CharCreate_ResetFeaturesDisplay();
        else
            CharCreateSelectCustomizationType(1);
        end

        CharCreateOkayButton:SetText(FINISH);
        CharacterCreateNameEdit:Show();
        if ( ALLOW_RANDOM_NAME_BUTTON ) then
            CharacterCreateRandomName:Show();
        end

        if (CharacterCreate.selectedClass == 6 or CharacterCreate.selectedRace == 12 or CharacterCreate.selectedRace == 6) then -- ENGINEER / Goblin / Tuskarr
            CharCreateOkayButton:Disable()
        else
            CharCreateOkayButton:Enable()
        end

        --You just went to customization mode - show the boring start gear
        --SetSelectedPreviewGearType(0);

        -- set cam
        --[[if (CharacterCreateFrame.customizationType and CharacterCreateFrame.customizationType > 1) then
            SetFaceCustomizeCamera(true);
        else
            SetFaceCustomizeCamera(false);
        end]]
    else
        CharacterCreate_Finish();
    end
end

function CharCreateCustomizationFrame_OnShow ()
    -- reset size/tex coord to default to facilitate switching between genders for Pandaren
    CharCreateCustomizationFrameBanner:SetSize(BANNER_DEFAULT_SIZE[1], BANNER_DEFAULT_SIZE[2]);
    CharCreateCustomizationFrameBanner:SetTexCoord(BANNER_DEFAULT_TEXTURE_COORDS[1], BANNER_DEFAULT_TEXTURE_COORDS[2], BANNER_DEFAULT_TEXTURE_COORDS[3], BANNER_DEFAULT_TEXTURE_COORDS[4]);

    -- check each button and hide it if there are no values select
    local resize = 0;
    local lastGood = 0;
    local isSkinVariantHair = false --GetSkinVariationIsHairColor(CharacterCreate.selectedRace);
    local isDefaultSet = 0;
    local checkedButton = 1;

    -- check if this was set, if not, default to 1
    if ( CharacterCreateFrame.customizationType == 0 or CharacterCreateFrame.customizationType == nil ) then
        CharacterCreateFrame.customizationType = 1;
    end
    for i=1, NUM_CHAR_CUSTOMIZATIONS, 1 do
        if ( ( --[[GetNumFeatureVariationsForType(i)]]5 <= 1 ) or ( isSkinVariantHair and i == CHAR_CUSTOMIZE_HAIR_COLOR ) ) then
            resize = resize + 1;
            _G["CharCreateCustomizationButton"..i]:Hide();
        else
            _G["CharCreateCustomizationButton"..i]:Show();
            --_G["CharCreateCustomizationButton"..i]:SetChecked(0); -- we will handle default selection
            -- this must be done since a selected button can 'disappear' when swapping genders
            if ( isDefaultSet == 0 and CharacterCreateFrame.customizationType == i) then
                isDefaultSet = 1;
                checkedButton = i;
            end
            -- set your anchor to be the last good, this currently means button 1 HAS to be shown
            if (i > 1) then
                _G["CharCreateCustomizationButton"..i]:SetPoint( "TOP",_G["CharCreateCustomizationButton"..lastGood]:GetName() , "BOTTOM");
            end
            lastGood = i;
        end
    end

    if (isDefaultSet == 0) then
        CharacterCreateFrame.customizationType = lastGood;
        checkedButton = lastGood;
    end
    --_G["CharCreateCustomizationButton"..checkedButton]:SetChecked(1);

    if (resize > 0) then
    -- we need to resize and remap the banner texture
        local buttonx, buttony = CharCreateCustomizationButton1:GetSize()
        local screenamount = resize*buttony;
        print(screenamount);
        local frameX, frameY = CharCreateCustomizationFrameBanner:GetSize();
        local pctShrink = .2*resize;
        local uvXDefaultSize = BANNER_DEFAULT_TEXTURE_COORDS[2] - BANNER_DEFAULT_TEXTURE_COORDS[1];
        local uvYDefaultSize = BANNER_DEFAULT_TEXTURE_COORDS[4] - BANNER_DEFAULT_TEXTURE_COORDS[3];
        local newYUV = pctShrink*uvYDefaultSize + BANNER_DEFAULT_TEXTURE_COORDS[3];
        -- end coord stay the same
        CharCreateCustomizationFrameBanner:SetTexCoord(BANNER_DEFAULT_TEXTURE_COORDS[1], BANNER_DEFAULT_TEXTURE_COORDS[2], newYUV, BANNER_DEFAULT_TEXTURE_COORDS[4]);
        print(pctShrink);
        CharCreateCustomizationFrameBanner:SetSize(frameX, frameY - screenamount);
        print(CharCreateCustomizationFrameBanner:GetTexCoord());
    end

    CharCreateRandomizeButton:SetPoint("TOP", _G["CharCreateCustomizationButton"..lastGood]:GetName(), "BOTTOM", 0, 0);
end

function CharacterClass_OnClick(self, id)
    if( self:IsEnabled() ) then
        PlaySound("gsCharacterCreationClass");
        local _,_,currClass = GetSelectedClass();
        if ( currClass ~= id ) then
            SetSelectedClass(id);
            SetCharacterClass(id);
            SetCharacterRace(GetSelectedRace());
            CharacterChangeFixup();
        else
            self:SetChecked(1);
        end
    else
        self:SetChecked(0);
    end
end

function CharacterRace_OnClick(self, id, forceSelect)
    if( self:IsEnabled() ) then
        PlaySound("gsCharacterCreationClass");
        if ( GetSelectedRace() ~= id or forceSelect ) then
            SetSelectedRace(id);
            SetCharacterRace(id);
            if ( id == TUSKARR_RACE_ID ) then
                SetCharacterGender(SEX_MALE);
            else
                SetCharacterGender(GetSelectedSex());
            end
            SetCharacterCreateFacing(-15);
            CharacterCreateEnumerateClasses(GetAvailableClasses());
            local _,_,classIndex = GetSelectedClass();
            if ( PAID_SERVICE_TYPE ) then
                classIndex = PaidChange_GetCurrentClassIndex();
                SetSelectedClass(classIndex);   -- selecting a race would have changed class to default
            end
            if (id == 12) then
                SetCharacterClass(6)
            else
                SetCharacterClass(classIndex);
            end

            -- Hair customization stuff
            CharacterCreate_UpdateHairCustomization();

            CharacterChangeFixup();
        else
            self:SetChecked(1);
        end
    else
        self:SetChecked(0);
    end
end

function SetCharacterGender(sex)
    local gender;

    if ( sex == SEX_MALE or GetSelectedRace() == TUSKARR_RACE_ID ) then
        CharCreateMaleButton:SetChecked(1);
        CharCreateFemaleButton:SetChecked(0);
        sex = SEX_MALE
    else
        CharCreateMaleButton:SetChecked(0);
        CharCreateFemaleButton:SetChecked(1);
    end
    SetSelectedSex(sex);

    -- Update race images to reflect gender
    CharacterCreateEnumerateRaces(GetAvailableRaces());
    CharacterCreateEnumerateClasses(GetAvailableClasses());
    SetCharacterRace(GetSelectedRace());

    local _,_,classIndex = GetSelectedClass();
    if ( PAID_SERVICE_TYPE ) then
        classIndex = PaidChange_GetCurrentClassIndex();
        PandarenFactionButtons_SetTextures();
    end
    SetCharacterClass(classIndex);

    CharacterCreate_UpdateHairCustomization();
    CharacterChangeFixup();

    -- Update preview models if on customization step
    if ( CharCreatePreviewFrame:IsShown() ) then
        CharCreateCustomizationFrame_OnShow(); -- buttons may need to reset for dirty Pandarens
        CharCreate_PrepPreviewModels();
        CharCreate_ResetFeaturesDisplay();
    end
end

function CharacterCustomization_Left(id)
    PlaySound("gsCharacterCreationLook");
    CycleCharCustomization(id, -1);
end

function CharacterCustomization_Right(id)
    PlaySound("gsCharacterCreationLook");
    CycleCharCustomization(id, 1);
end

function CharacterCreate_GenerateRandomName(button)
    button:Disable();
    CharacterCreateNameEdit:SetText("...");
    RequestRandomName();
end

function CharacterCreate_Randomize()
    PlaySound("gsCharacterCreationLook");
    RandomizeCharCustomization();
    CharCreate_ResetFeaturesDisplay();
end

function CharacterCreateRotateRight_OnUpdate(self)
    if ( self:GetButtonState() == "PUSHED" ) then
        SetCharacterCreateFacing(GetCharacterCreateFacing() + CHARACTER_FACING_INCREMENT);
        CharCreate_RotatePreviews();
    end
end

function CharacterCreateRotateLeft_OnUpdate(self)
    if ( self:GetButtonState() == "PUSHED" ) then
        SetCharacterCreateFacing(GetCharacterCreateFacing() - CHARACTER_FACING_INCREMENT);
        CharCreate_RotatePreviews();
    end
end

function CharacterCreate_UpdateHairCustomization()
    CharCreateCustomizationButton3.text:SetText(_G["HAIR_"..GetHairCustomization().."_STYLE"]);
    CharCreateCustomizationButton4.text:SetText(_G["HAIR_"..GetHairCustomization().."_COLOR"]);
    CharCreateCustomizationButton5.text:SetText(_G["FACIAL_HAIR_"..GetFacialHairCustomization()]);
end

function SetButtonDesaturated(button, desaturated)
    if ( not button ) then
        return;
    end
    local icon = button:GetNormalTexture();
    if ( not icon ) then
        return;
    end

    icon:SetDesaturated(desaturated);
end

function GetFlavorText(tagname, sex)
    local primary, secondary;
    if ( sex == SEX_MALE ) then
        primary = "";
        secondary = "_FEMALE";
    else
        primary = "_FEMALE";
        secondary = "";
    end
    local text = _G[tagname..primary];
    if ( (text == nil) or (text == "") ) then
        text = _G[tagname..secondary];
    end
    return text;
end

function CharacterCreate_DeathKnightSwap(self)
    local _, classFilename = GetSelectedClass();
    if ( classFilename == "DEATHKNIGHT" ) then
        if (self.currentModel ~= "DEATHKNIGHT") then
            self.currentModel = "DEATHKNIGHT";
            self:SetNormalTexture("Interface\\Glues\\Common\\Glue-Panel-Button-Up-Blue");
            self:SetPushedTexture("Interface\\Glues\\Common\\Glue-Panel-Button-Down-Blue");
            self:SetHighlightTexture("Interface\\Glues\\Common\\Glue-Panel-Button-Highlight-Blue");
        end
    else
        if (self.currentModel == "DEATHKNIGHT") then
            self.currentModel = nil;
            self:SetNormalTexture("Interface\\Glues\\Common\\Glue-Panel-Button-Up");
            self:SetPushedTexture("Interface\\Glues\\Common\\Glue-Panel-Button-Down");
            self:SetHighlightTexture("Interface\\Glues\\Common\\Glue-Panel-Button-Highlight");
        end
    end
end

function CharacterChangeFixup()
    if ( PAID_SERVICE_TYPE ) then
        -- no class changing as a paid service
        CharCreateClassFrame:SetAlpha(0.5);
        for i=1, MAX_CLASSES_PER_RACE, 1 do
            if (CharacterCreate.selectedClass ~= i) then
                local button = _G["CharCreateClassButton"..i];
                button:Disable();
                SetButtonDesaturated(button, true);
            end
        end

        local numAllowedRaces = 0;
        for i=1, MAX_RACES, 1 do
            local allow = false;
            if ( PAID_SERVICE_TYPE == PAID_FACTION_CHANGE ) then
                --[[local faction = PaidChange_GetCurrentFaction();
                if ( (i == PaidChange_GetCurrentRaceIndex()) or ((GetFactionForRace(i) ~= faction) and (IsRaceClassValid(i,CharacterCreate.selectedClass))) ) then
                    allow = true;
                end]]
                if ( i == CharacterCreate.selectedRace ) then
                    allow = true
                end
            elseif ( PAID_SERVICE_TYPE == PAID_RACE_CHANGE ) then
                --[[local faction = PaidChange_GetCurrentFaction();
                if ( (i == PaidChange_GetCurrentRaceIndex()) or ((GetFactionForRace(i) == faction or IsNeutralRace(i)) and (IsRaceClassValid(i,CharacterCreate.selectedClass))) ) then
                    allow = true
                end]]
                if ( i == CharacterCreate.selectedRace ) then
                    allow = true
                end
            elseif ( PAID_SERVICE_TYPE == PAID_CHARACTER_CUSTOMIZATION ) then
                if ( i == CharacterCreate.selectedRace ) then
                    allow = true
                end
            end
            if (not allow) then
                local button = _G["CharCreateRaceButton"..i];
                button:Disable();
                SetButtonDesaturated(button, true);
            else
                numAllowedRaces = numAllowedRaces + 1;
            end
        end
        if ( numAllowedRaces > 1 ) then
            CharCreateRaceButtonsFrame:SetAlpha(1);
        else
            CharCreateRaceButtonsFrame:SetAlpha(0.5);
        end
    else
        CharCreateRaceButtonsFrame:SetAlpha(1);
        CharCreateClassFrame:SetAlpha(1);
    end
end

function CharCreateSelectCustomizationType(newType)
    -- deselect previous type selection
    if ( CharacterCreateFrame.customizationType and CharacterCreateFrame.customizationType ~= newType ) then
        --_G["CharCreateCustomizationButton"..CharacterCreateFrame.customizationType]:SetChecked(0);
    end
    --_G["CharCreateCustomizationButton"..newType]:SetChecked(1);
    CharacterCreateFrame.customizationType = newType;
    CharCreate_ResetFeaturesDisplay();

    --[[if (newType > 1) then
        SetFaceCustomizeCamera(true);
    else
        SetFaceCustomizeCamera(false);
    end]]
end

function CharCreate_ResetFeaturesDisplay()
    --SetPreviewFramesFeature(CharacterCreateFrame.customizationType);
    -- set the previews scrollframe container height
    -- since the first and the last previews need to be in the center position when scrolled all the way
    -- to the top or to the bottom, there will be gaps of height equal to 2 previews on each side
    local numTotalButtons = 4--GetNumFeatureVariations() + 4;
    CharCreatePreviewFrame.scrollFrame.container:SetHeight(numTotalButtons * PREVIEW_FRAME_HEIGHT - PREVIEW_FRAME_Y_OFFSET);

    for _, previewFrame in pairs(CharCreatePreviewFrame.previews) do
        previewFrame.featureType = 0;
    end

    CharCreate_DisplayPreviewModels();
end

function CharCreate_PrepPreviewModels(reloadModels)
    local displayFrame = CharCreatePreviewFrame;

    -- clear models if rebuildPreviews got flagged
    local rebuildPreviews = displayFrame.rebuildPreviews;
    displayFrame.rebuildPreviews = nil;

    -- need to reload models class was swapped to or from DK
    local classSwap = false;
    local _, class = GetSelectedClass();
    if ( class == "DEATHKNIGHT" or displayFrame.lastClass == "DEATHKNIGHT" ) and ( class ~= displayFrame.lastClass ) then
        classSwap = true;
    end

    -- always clear the featureType
    for index, previewFrame in pairs(displayFrame.previews) do
        previewFrame.featureType = 0;
        -- force model reload if class changed
        if ( classSwap ) then
            previewFrame.race = nil;
            previewFrame.gender = nil;
        end
        if ( rebuildPreviews ) then
            --SetPreviewFrame(previewFrame.model:GetName(), index);
        end
    end
end

function CharCreate_DisplayPreviewModels(selectionIndex)
    if ( not selectionIndex ) then
        selectionIndex = featureIndex--GetSelectedFeatureVariation();
    end

    local displayFrame = CharCreatePreviewFrame;
    local previews = displayFrame.previews;
    local numVariations = 8--GetNumFeatureVariations();
    local currentFeatureType = CharacterCreateFrame.customizationType;

    local race = GetSelectedRace();
    local gender = GetSelectedSex();

    -- get data for target/camera/light
    local _, raceFileName = GetNameForRace();
    --[[if ( IsViewingAlteredForm() ) then
        raceFileName = raceFileName.."Alt";
    end]]
    local config = MODEL_CAMERA_CONFIG[gender][raceFileName];

    -- selection index is the center preview
    -- there are 2 previews above and 2 below, and will pad it out to 1 more on each side, for a total of 7 previews to set up
    for index = selectionIndex - 3, selectionIndex + 3 do
        -- there is empty space both at the beginning and at end of the list, each gap the height of 2 previews
        if ( index > 0 and index <= numVariations ) then
            local previewFrame = previews[index];
            -- create button if we don't have it yet
            if ( not previewFrame ) then
                previewFrame = CreateFrame("BUTTON", "PreviewFrame"..index, displayFrame.scrollFrame.container, "CharCreatePreviewFrameTemplate");
                -- index + 1 because of 2 gaps at the top and -1 for the current preview
                previewFrame:SetPoint("TOPLEFT", PREVIEW_FRAME_X_OFFSET, (index + 1) * -PREVIEW_FRAME_HEIGHT + PREVIEW_FRAME_Y_OFFSET);
                previewFrame.button.index = index;
                previews[index] = previewFrame;
                --SetPreviewFrame(previewFrame.model:GetName(), index);
                -- no texture as of yet
                --previewFrame:SetNormalTexture("Interface\\Glues\\CharacterCreate\\UI-CharacterCreate-Classes")
            end
            -- load model if needed, may have been cleared by different race/gender selection
            if ( previewFrame.race ~= race or previewFrame.gender ~= gender ) then
                --SetPreviewFrameModel(index);
                previewFrame.race = race;
                previewFrame.gender = gender;
                -- apply settings
                local model = previewFrame.model;
                --model:SetCustomCamera(cameraID);
                local scale = 1--model:GetWorldScale();
                --model:SetCameraTarget(config.tx * scale, config.ty * scale, config.tz * scale);
                --model:SetCameraDistance(config.distance * scale);
                local cx, cy, cz = model:GetPosition()
                --model:SetCameraPosition(cx, cy, config.cz * scale);
                model:SetLight(1, 0, 0, 0, 0, config.light, 1.0, 1.0, 1.0);
            end
            -- need to reset the model if it was last used to preview a different feature
            if ( previewFrame.featureType ~= currentFeatureType ) then
                --ResetPreviewFrameModel(index);
                --ShowPreviewFrameVariation(index);
                previewFrame.featureType = currentFeatureType;
            end
            previewFrame:Show();
        else
            -- need to hide tail previews when going to features with fewer styles
            if ( previews[index] ) then
                previews[index]:Hide();
            end
        end
    end
    displayFrame.border.number:SetText("Option "..selectionIndex.."                     ");
    displayFrame.selectionIndex = selectionIndex;
    CharCreate_RotatePreviews();
    CharCreatePreviewFrame_UpdateStyleButtons();
    -- scroll to center the selection
    if ( not displayFrame.animating ) then
        displayFrame.scrollFrame:SetVerticalScroll((selectionIndex - 1) * PREVIEW_FRAME_HEIGHT);
    end
end


function CharCreate_RotatePreviews()
    if ( CharCreatePreviewFrame:IsShown() ) then
        local facing = ((GetCharacterCreateFacing())/ -180) * math.pi;
        local previews = CharCreatePreviewFrame.previews;
        --CharCreatePreviewFrame.selectionIndex = 0;
        for index = CharCreatePreviewFrame.selectionIndex - 3, CharCreatePreviewFrame.selectionIndex + 3 do
            local previewFrame = previews[index];
            if ( previewFrame ) then -- and previewFrame.model:HasCustomCamera()
                --previewFrame.model:SetCameraFacing(facing);
            end
        end
    end
end

function CharCreate_ChangeFeatureVariation(delta)
    local numVariations = 8--GetNumFeatureVariations();
    local startIndex = featureIndex--GetSelectedFeatureVariation();
    local endIndex = startIndex + delta;
    if ( endIndex < 1 or endIndex > numVariations ) then
        return;
    end
    PlaySound("gsCharacterCreationClass");
    featureIndex = endIndex
    CharCreatePreviewFrame_SelectFeatureVariation(endIndex);
end

function CharCreatePreviewFrameButton_OnClick(self)
    PlaySound("gsCharacterCreationClass");
    CharCreatePreviewFrame_SelectFeatureVariation(self.index);
end

function CharCreatePreviewFrame_SelectFeatureVariation(endIndex)
    local self = CharCreatePreviewFrame;
    if ( self.animating ) then
        if ( not self.queuedIndex ) then
            self.queuedIndex = endIndex;
        end
    else
        local startIndex = featureIndex--GetSelectedFeatureVariation();
        --SelectFeatureVariation(endIndex);
        for i=1,endIndex do
            CycleCharCustomization(FeatureType, 1);
        end
        CharCreatePreviewFrame_UpdateStyleButtons();
        featureIndex = endIndex
        CharCreatePreviewFrame_StartAnimating(startIndex, endIndex);
    end
end

function CharCreatePreviewFrame_StartAnimating(startIndex, endIndex)
    local self = CharCreatePreviewFrame;
    if ( self.animating ) then
        return;
    else
        self.startIndex = startIndex;
        self.currentIndex = startIndex;
        self.endIndex = endIndex;
        self.queuedIndex = nil;
        self.direction = 1;
        if ( self.startIndex > self.endIndex ) then
            self.direction = -1;
        end
        self.movedTotal = 0;
        self.moveUntilUpdate = PREVIEW_FRAME_HEIGHT;
        self.animating = true;
    end
end

function CharCreatePreviewFrame_StopAnimating()
    local self = CharCreatePreviewFrame;
    if ( self.animating ) then
        self.animating = false;
    end
end

local ANIMATION_SPEED = 5;
function CharCreatePreviewFrame_OnUpdate(self, elapsed)
    if ( self.animating ) then
        local moveIncrement = PREVIEW_FRAME_HEIGHT * elapsed * ANIMATION_SPEED;
        self.movedTotal = self.movedTotal + moveIncrement;
        self.scrollFrame:SetVerticalScroll((self.startIndex - 1) * PREVIEW_FRAME_HEIGHT + self.movedTotal * self.direction);
        self.moveUntilUpdate = self.moveUntilUpdate - moveIncrement;
        if ( self.moveUntilUpdate <= 0 ) then
            self.currentIndex = self.currentIndex + self.direction;
            self.moveUntilUpdate = PREVIEW_FRAME_HEIGHT;
            -- reset movedTotal to account for rounding errors
            self.movedTotal = abs(self.startIndex - self.currentIndex) * PREVIEW_FRAME_HEIGHT;
            CharCreate_DisplayPreviewModels(self.currentIndex);
        end
        if ( self.currentIndex == self.endIndex ) then
            self.animating = false;
            CharCreate_DisplayPreviewModels();
            if ( self.queuedIndex ) then
                local newIndex = self.queuedIndex;
                self.queuedIndex = nil;
                --SelectFeatureVariation(newIndex);
                featureIndex = newIndex
                CycleCharCustomization(FeatureType, featureIndex);
                CharCreatePreviewFrame_UpdateStyleButtons();
                CharCreatePreviewFrame_StartAnimating(self.endIndex, newIndex);
            end
        end
    end
end

function CharCreatePreviewFrame_UpdateStyleButtons()
    local selectionIndex = math.random(1,5)--GetSelectedFeatureVariation();
    local numVariations = 8--GetNumFeatureVariations();
    if ( selectionIndex == 1 ) then
        CharCreateStyleUpButton:Enable();
        CharCreateStyleUpButton.arrow:SetDesaturated(true);
    else
        CharCreateStyleUpButton:Enable();
        CharCreateStyleUpButton.arrow:SetDesaturated(false);
    end
    if ( selectionIndex == numVariations ) then
        CharCreateStyleDownButton:Disable();
        CharCreateStyleDownButton.arrow:SetDesaturated(true);
    else
        CharCreateStyleDownButton:Disable(true);
        CharCreateStyleDownButton.arrow:SetDesaturated(false);
    end
end

local TotalTime = 0;
local KeepScrolling = nil;
local TIME_TO_SCROLL = 0.5;
function CharacterCreateWhileMouseDown_OnMouseDown(direction)
    TIME_TO_SCROLL = 0.5;
    TotalTime = 0;
    KeepScrolling = direction;
end
function CharacterCreateWhileMouseDown_OnMouseUp()
    KeepScrolling = nil;
end
function CharacterCreateWhileMouseDown_Update(elapsed)
    if ( KeepScrolling ) then
        TotalTime = TotalTime + elapsed;
        if ( TotalTime >= TIME_TO_SCROLL ) then
            CharCreate_ChangeFeatureVariation(KeepScrolling);
            TIME_TO_SCROLL = 0.25;
            TotalTime = 0;
        end
    end
end

-- pandaren stuff related to faction change
function CharCreate_EnableNextButton(enabled)
    local button = CharCreateOkayButton;
    if enabled then
        button:Enable();
    else
        button:Disable();
    end
    button.Arrow:SetDesaturated(not enabled);
    if enabled then
        button.TopGlow:Hide();
        button.BottomGlow:Hide();
    else
        button.TopGlow:Show();
        button.BottomGlow:Show();
    end
end

function PandarenFactionButtons_OnLoad(self)
    self.PandarenButton = CharCreateRaceButton6;
end

function PandarenFactionButtons_Show()
    local frame = CharCreatePandarenFactionFrame;
    -- set the name
    local raceName = GetNameForRace();
    frame.AllianceButton.nameFrame.text:SetText(raceName);
    frame.AllianceButton.tooltip = raceName;
    frame.HordeButton.nameFrame.text:SetText(raceName);
    frame.HordeButton.tooltip = raceName;
    -- set the texture
    PandarenFactionButtons_SetTextures();
    -- set selected button
    local faction = PaidChange_GetCurrentFaction();
    -- deselect first in case of multiple pandaren faction changes
    PandarenFactionButtons_ClearSelection();
    frame[faction.."Button"]:SetChecked(1);
    -- show the frame on top of the normal pandaren button
    frame:Show();
    frame:SetFrameLevel(frame.PandarenButton:GetFrameLevel() + 2);
    CharCreate_EnableNextButton(false);
end

function PandarenFactionButtons_Hide()
    CharCreatePandarenFactionFrame:Hide();
    CharCreate_EnableNextButton(true);
end

function PandarenFactionButtons_SetTextures()
    local gender = "MALE";
    local coords = RACE_ICON_TCOORDS["TUSKARR_"..gender];
    CharCreatePandarenFactionFrameAllianceButtonNormalTexture:SetTexCoord(coords[1], coords[2], coords[3], coords[4]);
    CharCreatePandarenFactionFrameAllianceButtonPushedTexture:SetTexCoord(coords[1], coords[2], coords[3], coords[4]);
    CharCreatePandarenFactionFrameHordeButtonNormalTexture:SetTexCoord(coords[1], coords[2], coords[3], coords[4]);
    CharCreatePandarenFactionFrameHordeButtonPushedTexture:SetTexCoord(coords[1], coords[2], coords[3], coords[4]);
end

function PandarenFactionButtons_ClearSelection()
    CharCreatePandarenFactionFrame.AllianceButton:SetChecked(0);
    CharCreatePandarenFactionFrame.HordeButton:SetChecked(0);
end

function PandarenFactionButtons_GetSelectedFaction()
    if ( CharCreatePandarenFactionFrame.AllianceButton:GetChecked() ) then
        return "Alliance";
    elseif ( CharCreatePandarenFactionFrame.HordeButton:GetChecked() ) then
        return "Horde";
    end
end

function PandarenFactionButton_OnClick(self)
    PandarenFactionButtons_ClearSelection();
    self:SetChecked(1);
    CharacterRace_OnClick(CharCreatePandarenFactionFrame.PandarenButton, CharCreatePandarenFactionFrame.PandarenButton:GetID(), true);
end