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Wurmschwanz
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BNP = BNP or {}
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local NON_TARGET_ALPHA = 0.55
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local function GetPlateGUID(plate)
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if not plate or not plate.GetName then return nil end
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local token = plate:GetName(1)
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if not token then return nil end
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local exists, guid = UnitExists(token)
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if exists and guid then return guid end
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return token
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end
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local function GetTargetGUID()
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local exists, guid = UnitExists("target")
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if exists and guid then return guid end
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return nil
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end
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local function IsForeignTagged(plate)
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if not plate or not plate.GetName then return false end
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local token = plate:GetName(1)
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if not token then return false end
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local exists = UnitExists(token)
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if not exists then return false end
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if UnitCanAttack and not UnitCanAttack("player", token) then
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return false
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end
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if not UnitIsTapped or not UnitIsTapped(token) then
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return false
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end
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if UnitIsTappedByPlayer and UnitIsTappedByPlayer(token) then
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return false
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end
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return true
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end
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local function DesiredAlpha(plate)
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-- No selected target: keep all nameplates fully visible.
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local targetGUID = GetTargetGUID()
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if not targetGUID then return 1 end
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-- Current target always stays fully visible.
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local plateGUID = GetPlateGUID(plate)
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if plateGUID and plateGUID == targetGUID then
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return 1
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end
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-- Only non-target plates use the configured alpha.
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if BNP.GetNonTargetAlpha then
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return BNP:GetNonTargetAlpha()
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end
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return 1
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end
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local function SetLevelSafe(frame, level)
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if frame and frame.SetFrameLevel and level then
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if frame:GetFrameLevel() ~= level then
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frame:SetFrameLevel(level)
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end
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end
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end
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local function ApplyTargetFrameLevel(plate)
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if not plate or not plate:IsShown() then return end
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-- IMPORTANT:
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-- Never change the FrameStrata of projected Vanilla nameplates.
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-- Their native client/world layer keeps them behind Blizzard UI frames.
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-- Target Plate on Top is therefore implemented only with FrameLevel.
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if plate.BNPBaseFrameLevel == nil then
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plate.BNPBaseFrameLevel = plate:GetFrameLevel() or 0
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end
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local wrapper = plate.BNPScaleWrapper
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if wrapper and plate.BNPBaseWrapperLevel == nil then
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plate.BNPBaseWrapperLevel = wrapper:GetFrameLevel() or plate.BNPBaseFrameLevel
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end
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local target = false
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if BNP.IsTargetOnTopEnabled and BNP:IsTargetOnTopEnabled() then
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local targetGUID = GetTargetGUID()
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local plateGUID = GetPlateGUID(plate)
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target = targetGUID and plateGUID and targetGUID == plateGUID
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end
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local plateLevel = plate.BNPBaseFrameLevel
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local wrapperLevel = plate.BNPBaseWrapperLevel or plateLevel
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if target then
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-- Raise the target only relative to other nameplates while preserving the
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-- native projected-nameplate strata beneath the Blizzard interface.
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plateLevel = plateLevel + 50
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wrapperLevel = wrapperLevel + 50
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end
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SetLevelSafe(plate, plateLevel)
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if wrapper then
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SetLevelSafe(wrapper, wrapperLevel)
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end
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end
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local function ApplyForeignTagVisual(plate)
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if not plate or not plate:IsShown() then return end
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local bar = plate.healthbar
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if not bar or not bar.SetStatusBarColor then return end
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local foreign = IsForeignTagged(plate)
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if foreign then
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if not plate.BNPForeignTagGrey then
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local r, g, b, a = bar:GetStatusBarColor()
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plate.BNPForeignTagOldR = r
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plate.BNPForeignTagOldG = g
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plate.BNPForeignTagOldB = b
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plate.BNPForeignTagOldA = a
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plate.BNPForeignTagGrey = true
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end
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-- Neutral grey: visually distinct from Target Focus transparency.
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bar:SetStatusBarColor(0.45, 0.45, 0.45, plate.BNPForeignTagOldA or 1)
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elseif plate.BNPForeignTagGrey then
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-- Restore the color that BNP/Shagu/class-color logic had before the mob
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-- became foreign-tagged. Clear state so future color changes can be learned.
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bar:SetStatusBarColor(
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plate.BNPForeignTagOldR or 1,
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plate.BNPForeignTagOldG or 0,
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plate.BNPForeignTagOldB or 0,
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plate.BNPForeignTagOldA or 1
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)
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plate.BNPForeignTagGrey = nil
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plate.BNPForeignTagOldR = nil
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plate.BNPForeignTagOldG = nil
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plate.BNPForeignTagOldB = nil
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plate.BNPForeignTagOldA = nil
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end
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end
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local function EnsureTargetGlow(plate)
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if not plate then return nil end
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if plate.BNPTargetGlow then return plate.BNPTargetGlow end
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local anchor = plate.healthbar or plate
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local visualParent = plate.BNPScaleWrapper or plate
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-- Same glow geometry/position as the known-good reference build.
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-- Only the draw parent changes: BACKGROUND of BNP's visual wrapper,
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-- so the actual nameplate visuals render above it.
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local glow = visualParent:CreateTexture(nil, "BACKGROUND")
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glow:SetTexture("Interface\\AddOns\\BlizzNameplatesPlus\\media\\shagu_target_glow.tga")
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glow:SetPoint("CENTER", anchor, "CENTER", 10, 0)
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-- ShaguPlates uses health width + 60 and health height + 30.
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-- Use the actual Blizzard/BNP bar size so this also follows BNP scaling.
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local width = anchor.GetWidth and anchor:GetWidth() or 100
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local height = anchor.GetHeight and anchor:GetHeight() or 10
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glow:SetWidth(width + 59)
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glow:SetHeight(height + 22)
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local r, g, b = 1, 1, 1
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if BNP.GetTargetGlowColor then
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r, g, b = BNP:GetTargetGlowColor()
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end
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glow:SetVertexColor(r, g, b, 1)
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glow:Hide()
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plate.BNPTargetGlow = glow
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return glow
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end
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local function ApplyTargetGlow(plate)
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if not plate or not plate:IsShown() then return end
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local glow = EnsureTargetGlow(plate)
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if not glow then return end
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local enabled = BNP.IsTargetFocusEnabled and BNP:IsTargetFocusEnabled()
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if not enabled then
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glow:Hide()
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return
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end
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local targetGUID = GetTargetGUID()
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local plateGUID = GetPlateGUID(plate)
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if targetGUID and plateGUID and targetGUID == plateGUID then
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local anchor = plate.healthbar or plate
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local width = anchor.GetWidth and anchor:GetWidth() or 100
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local height = anchor.GetHeight and anchor:GetHeight() or 10
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glow:ClearAllPoints()
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glow:SetPoint("CENTER", anchor, "CENTER", 10, 0)
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glow:SetWidth(width + 59)
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glow:SetHeight(height + 22)
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if BNP.GetTargetGlowColor then
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local r, g, b = BNP:GetTargetGlowColor()
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glow:SetVertexColor(r, g, b, 1)
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end
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glow:Show()
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else
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glow:Hide()
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end
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end
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local function ApplyTargetAlpha(plate)
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if not plate or not plate:IsShown() then return end
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local wanted = DesiredAlpha(plate)
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if plate:GetAlpha() ~= wanted then
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plate:SetAlpha(wanted)
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end
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end
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local function InstallAlphaGuard(plate)
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plate = plate or this
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if not plate or plate.BNPFullAlphaGuard then return end
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local oldOnUpdate = plate:GetScript("OnUpdate")
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plate:SetScript("OnUpdate", function()
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if oldOnUpdate then oldOnUpdate() end
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local current = this or plate
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-- Apply the optional Y-offset after Blizzard has had a chance to update
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-- the projected nameplate for this frame. This uses the OnUpdate BNP
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-- already needs for alpha/glow/target-level handling.
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if BNP.MaintainNameplateYOffset then
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BNP:MaintainNameplateYOffset(current)
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end
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ApplyTargetAlpha(current)
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ApplyTargetGlow(current)
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ApplyForeignTagVisual(current)
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ApplyTargetFrameLevel(current)
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end)
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plate.BNPFullAlphaGuard = true
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ApplyTargetAlpha(plate)
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end
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if BNP.libnameplate then
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table.insert(BNP.libnameplate.OnInit, function(plate)
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InstallAlphaGuard(plate or this)
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end)
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table.insert(BNP.libnameplate.OnShow, function(plate)
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local current = plate or this
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if not current then return end
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InstallAlphaGuard(current)
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ApplyTargetAlpha(current)
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ApplyTargetGlow(current)
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ApplyForeignTagVisual(current)
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ApplyTargetFrameLevel(current)
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end)
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end
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function BNP:RefreshTargetFocus()
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local plate
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for plate in pairs(self.plates or {}) do
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ApplyTargetAlpha(plate)
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ApplyTargetGlow(plate)
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ApplyForeignTagVisual(plate)
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end
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end
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function BNP:RefreshNonTargetAlpha()
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local plate
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for plate in pairs(self.plates or {}) do
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ApplyTargetAlpha(plate)
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end
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end
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function BNP:RefreshTargetOnTop()
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local plate
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for plate in pairs(self.plates or {}) do
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ApplyTargetFrameLevel(plate)
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end
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end
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