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Wurmschwanz
@@ -0,0 +1,342 @@
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BNP = BNP or {}
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local MIN_SCALE = 0.50
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local MAX_SCALE = 1.50
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local DEFAULT_SCALE = 1.00
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local function Clamp(value)
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if value < MIN_SCALE then return MIN_SCALE end
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if value > MAX_SCALE then return MAX_SCALE end
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return value
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end
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function BNP:GetNameplateScale()
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BNP_DB = BNP_DB or {}
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return Clamp(tonumber(BNP_DB.nameplateScale) or DEFAULT_SCALE)
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end
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local function EffectiveScale()
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local uiScale = 1.0
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if UIParent and UIParent.GetScale then
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uiScale = UIParent:GetScale() or 1.0
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end
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return uiScale * BNP:GetNameplateScale()
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end
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local function CaptureAnchorState(object, plate, wrapper)
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if not object or not object.GetPoint then return nil end
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local state = {
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object = object,
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points = {},
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}
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local count = 1
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if object.GetNumPoints then
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count = object:GetNumPoints() or 1
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if count < 1 then count = 1 end
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end
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local i
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for i = 1, count do
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local point, relativeTo, relativePoint, x, y = object:GetPoint(i)
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if point then
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if relativeTo == plate then
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relativeTo = wrapper
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end
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state.points[table.getn(state.points) + 1] = {
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point = point,
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relativeTo = relativeTo or wrapper,
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relativePoint = relativePoint or point,
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x = x or 0,
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y = y or 0,
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}
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end
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end
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return state
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end
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local function AnchorStateMatches(state)
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if not state or not state.object or not state.object.GetPoint then return false end
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local object = state.object
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local expectedCount = table.getn(state.points)
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local currentCount = expectedCount
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if object.GetNumPoints then
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currentCount = object:GetNumPoints() or 0
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end
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if currentCount ~= expectedCount then
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return false
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end
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local i
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for i = 1, expectedCount do
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local expected = state.points[i]
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local point, relativeTo, relativePoint, x, y = object:GetPoint(i)
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if point ~= expected.point
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or relativeTo ~= expected.relativeTo
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or relativePoint ~= expected.relativePoint
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or math.abs((x or 0) - expected.x) > 0.01
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or math.abs((y or 0) - expected.y) > 0.01 then
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return false
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end
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end
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return true
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end
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local function RestoreAnchorState(state, wrapper)
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if not state or not state.object then return end
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local object = state.object
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if object.GetParent and object.SetParent and object:GetParent() ~= wrapper then
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object:SetParent(wrapper)
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end
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-- Do nothing in the common case. Blizzard normally only rewrites a subset
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-- of nameplate anchors while moving, most notably the level FontString.
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if AnchorStateMatches(state) then return end
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if not object.ClearAllPoints or not object.SetPoint then return end
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object:ClearAllPoints()
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local i
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for i = 1, table.getn(state.points) do
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local p = state.points[i]
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object:SetPoint(
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p.point,
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p.relativeTo or wrapper,
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p.relativePoint or p.point,
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p.x,
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p.y
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)
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end
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end
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local function SetHoverGlow(plate, shown)
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if not plate or not plate.glow then return end
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if shown then
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if plate.glow.Show then
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plate.glow:Show()
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end
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else
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if plate.glow.Hide then
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plate.glow:Hide()
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end
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end
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end
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local function SetYOffsetMouseMode(plate, wrapper, offset)
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if not plate or not wrapper then return end
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-- Always use the visual wrapper as BNP's interactive frame, including at
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-- Y Offset 0. Previously offset 0 used Blizzard's native Button while
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-- positive offsets used BNPScaleWrapper. That split mouse path caused the
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-- original Blizzard mouseover glow to disappear at offset 0.
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--
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-- Keeping clicks, hit geometry and hover feedback on the same frame also
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-- guarantees that the clickable area follows the visible plate at every
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-- configured Y offset.
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if plate.EnableMouse then
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plate:EnableMouse(false)
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end
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if wrapper.EnableMouse then
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wrapper:EnableMouse(true)
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end
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if wrapper.RegisterForClicks then
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wrapper:RegisterForClicks("LeftButtonUp")
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end
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if not wrapper.BNPClickForwardInstalled then
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wrapper:SetScript("OnClick", function()
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local current = this or wrapper
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local parent = current and current.plate or plate
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if parent and parent:IsShown() and parent.Click then
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parent:Click()
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end
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end)
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wrapper.BNPClickForwardInstalled = true
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end
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if not wrapper.BNPMouseoverFeedbackInstalled then
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wrapper:SetScript("OnEnter", function()
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local current = this or wrapper
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local parent = current and current.plate or plate
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SetHoverGlow(parent, true)
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end)
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wrapper:SetScript("OnLeave", function()
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local current = this or wrapper
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local parent = current and current.plate or plate
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SetHoverGlow(parent, false)
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end)
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wrapper.BNPMouseoverFeedbackInstalled = true
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end
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end
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local function ApplyWrapperOffset(plate, wrapper)
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if not plate or not wrapper then return end
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local offset = 0
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if BNP.GetNameplateYOffset then
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offset = BNP:GetNameplateYOffset()
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end
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-- Move only the child visual container. The WorldFrame-projected Blizzard
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-- nameplate itself keeps its original anchor and can continue to be
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-- repositioned by the client every frame.
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wrapper:ClearAllPoints()
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wrapper:SetPoint("TOPLEFT", plate, "TOPLEFT", 0, offset)
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wrapper:SetPoint("BOTTOMRIGHT", plate, "BOTTOMRIGHT", 0, offset)
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SetYOffsetMouseMode(plate, wrapper, offset)
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end
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local function EnsureScaleWrapper(plate)
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if not plate or plate.BNPScaleWrapper then return end
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local originalWidth = plate:GetWidth()
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local originalHeight = plate:GetHeight()
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local wrapper = CreateFrame("Button", nil, plate)
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wrapper:SetAllPoints(plate)
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wrapper.plate = plate
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wrapper.originalWidth = originalWidth
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wrapper.originalHeight = originalHeight
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wrapper.BNPAnchorStates = {}
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wrapper:EnableMouse(false)
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plate.BNPScaleWrapper = wrapper
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-- Capture the ORIGINAL Blizzard anchors before changing parentage.
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-- Those stored anchors become BNP's authoritative visual layout whenever
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-- Y-offset is enabled.
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if plate.healthbar then
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local state = CaptureAnchorState(plate.healthbar, plate, wrapper)
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if state then
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table.insert(wrapper.BNPAnchorStates, state)
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end
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plate.healthbar:SetParent(wrapper)
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RestoreAnchorState(state, wrapper)
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plate.healthbar:SetFrameLevel(1)
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end
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local regions = { plate:GetRegions() }
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local i, object
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for i, object in pairs(regions) do
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if object and object.SetParent then
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local state = CaptureAnchorState(object, plate, wrapper)
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if state then
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table.insert(wrapper.BNPAnchorStates, state)
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end
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object:SetParent(wrapper)
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RestoreAnchorState(state, wrapper)
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end
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end
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ApplyWrapperOffset(plate, wrapper)
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end
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function BNP:ApplyNameplateScale(plate)
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if not plate then return end
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EnsureScaleWrapper(plate)
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local wrapper = plate.BNPScaleWrapper
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if not wrapper then return end
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local scale = EffectiveScale()
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wrapper:SetScale(scale)
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ApplyWrapperOffset(plate, wrapper)
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-- ShaguTweaks also adjusts the original frame bounds so Blizzard's world
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-- positioning remains correct while the child visuals honor UI scale.
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plate:SetWidth(wrapper.originalWidth * scale)
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plate:SetHeight(wrapper.originalHeight * scale)
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end
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function BNP:ApplyNameplateScaleAll()
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local plate
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for plate in pairs(self.plates) do
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self:ApplyNameplateScale(plate)
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end
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end
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function BNP:ApplyNameplateYOffsetAll()
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local plate
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for plate in pairs(self.plates or {}) do
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if plate then
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self:ApplyNameplateScale(plate)
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end
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end
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end
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function BNP:MaintainNameplateYOffset(plate)
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if not plate or not plate:IsShown() then return end
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if not self.GetNameplateYOffset or self:GetNameplateYOffset() <= 0 then return end
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EnsureScaleWrapper(plate)
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local wrapper = plate.BNPScaleWrapper
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if not wrapper then return end
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-- Never rediscover regions through plate:GetRegions() here. Once BNP moves
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-- Blizzard regions into the wrapper they are no longer guaranteed to be
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-- returned by plate:GetRegions(). Keep and maintain the original region
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-- objects captured during wrapper creation instead.
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local states = wrapper.BNPAnchorStates or {}
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local i
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for i = 1, table.getn(states) do
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RestoreAnchorState(states[i], wrapper)
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end
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ApplyWrapperOffset(plate, wrapper)
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end
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function BNP:SetNameplateScale(value)
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value = tonumber(value)
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if not value then
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self:Print("Usage: /bnp scale 0.5-1.5")
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return
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end
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value = Clamp(value)
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BNP_DB = BNP_DB or {}
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BNP_DB.nameplateScale = value
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self:ApplyNameplateScaleAll()
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self:Print("Nameplate scale multiplier set to " .. tostring(value) .. ".")
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end
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function BNP:ResetNameplateScale()
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BNP_DB = BNP_DB or {}
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BNP_DB.nameplateScale = DEFAULT_SCALE
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self:ApplyNameplateScaleAll()
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self:Print("Nameplate scale multiplier reset to 1.0 (Shagu/UI scale behavior).")
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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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local current = plate or this
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if not current then return end
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BNP:ApplyNameplateScale(current)
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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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BNP:ApplyNameplateScale(current)
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end)
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end
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