mirror of
https://github.com/Bluewhale1337/ElvUIModernized.git
synced 2026-07-27 16:34:45 +00:00
Pinya
109 lines
2.8 KiB
Lua
109 lines
2.8 KiB
Lua
local ns = oUF
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local oUF = ns.oUF
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assert(oUF, "oUF not loaded");
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local cos, sin, sqrt2, max, atan2 = math.cos, math.sin, math.sqrt(2), math.max, math.atan2;
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local getn, tinsert, tremove = table.getn, table.insert, table.remove;
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local pi2 = 3.141592653589793 / 2;
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local GetPlayerMapPosition = GetPlayerMapPosition
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local UnitInParty = UnitInParty
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local UnitInRaid = UnitInRaid
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local UnitIsConnected = UnitIsConnected
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local UnitIsUnit = UnitIsUnit
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local _FRAMES, OnUpdateFrame = {};
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local function CalculateCorner(r) return .5 + cos(r) / sqrt2, .5 + sin(r) / sqrt2; end
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local function RotateTexture(texture, angle)
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local LRx, LRy = CalculateCorner(angle + 0.785398163);
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local LLx, LLy = CalculateCorner(angle + 2.35619449);
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local ULx, ULy = CalculateCorner(angle + 3.92699082);
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local URx, URy = CalculateCorner(angle - 0.785398163);
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texture:SetTexCoord(ULx, ULy, LLx, LLy, URx, URy, LRx, LRy);
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end
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local GetAngle = function(unit1, unit2)
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local x1, y1 = GetPlayerMapPosition(unit1);
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if(x1 <= 0 and y1 <= 0) then return nil; end
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local x2, y2 = GetPlayerMapPosition(unit2)
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if(x2 <= 0 and y2 <= 0) then return nil; end
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return -pi2 - GetPlayerFacing() - atan2(y2 - y1, x2 - x1);
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end
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local minThrottle = 0.02
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local numArrows, inRange, unit, GPS
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local Update = function(self, elapsed)
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if(self.elapsed and self.elapsed > (self.throttle or minThrottle)) then
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numArrows = 0;
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for _, object in next, _FRAMES do
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if(object:IsShown()) then
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GPS = object.GPS;
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unit = object.unit;
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if(unit) then
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if(unit and GPS.outOfRange) then
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inRange = CheckInteractDistance(unit, 4);
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end
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if(not unit or not (UnitInParty(unit) or UnitInRaid(unit)) or UnitIsUnit(unit, "player") or not UnitIsConnected(unit) or (GPS.onMouseOver and (GetMouseFocus() ~= object)) or (GPS.outOfRange and inRange)) then
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GPS:Hide()
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else
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local angle = GetAngle("player", unit);
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if(angle == nil) then
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GPS:Hide();
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else
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GPS:Show();
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RotateTexture(GPS.Texture, angle);
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numArrows = numArrows + 1;
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end
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end
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else
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GPS:Hide();
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end
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end
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end
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self.elapsed = 0;
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self.throttle = max(minThrottle, 0.005 * numArrows);
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else
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self.elapsed = (self.elapsed or 0) + elapsed;
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end
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end
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local Enable = function(self)
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local GPS = self.GPS;
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if(GPS) then
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tinsert(_FRAMES, self);
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if(not OnUpdateFrame) then
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OnUpdateFrame = CreateFrame("Frame");
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OnUpdateFrame:SetScript("OnUpdate", function()
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Update(this, arg1)
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end);
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end
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OnUpdateFrame:Show();
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return true;
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end
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end
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local Disable = function(self)
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local GPS = self.GPS;
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if(GPS) then
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for k, frame in next, _FRAMES do
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if(frame == self) then
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tremove(_FRAMES, k);
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GPS:Hide();
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break
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end
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end
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if(getn(_FRAMES) == 0 and OnUpdateFrame) then
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OnUpdateFrame:Hide();
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end
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end
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end
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oUF:AddElement("GPS", nil, Enable, Disable); |