Mercurial > wow > whistle-master

comparison WhistleMaster.lua @ 21:63bf46cfbd3c

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Added some validation behavior to nip a few annoying errors in the bud.
author Vynn <mischivin@gmail.com>
date Mon, 20 Feb 2017 00:02:29 -0500
parents 5be6dcc0f0cd
children 4bbd39b7df53
comparison
equal deleted inserted replaced
20:7c8e685be40d 21:63bf46cfbd3c
14 14
15 WM_ClosestNode = nil 15 WM_ClosestNode = nil
16 16
17 local function GetDistance(nX, nY) 17 local function GetDistance(nX, nY)
18 local pX, pY = GetPlayerMapPosition("player") 18 local pX, pY = GetPlayerMapPosition("player")
19 19 local dX, dY
20 local dX = pX - nX 20 if pX and pY then
21 local dY = pY - nY 21 dX = pX - nX
22 dY = pY - nY
23 else
24 return nil
25 end
22 26
23 return math.sqrt( ( dX^2 ) + ( dY^2 ) ) 27 return math.sqrt( ( dX^2 ) + ( dY^2 ) )
24 end 28 end
25 29
26 local function GetNode() 30 local function GetNode()
43 end 47 end
44 48
45 function UpdateWhistleMaster() 49 function UpdateWhistleMaster()
46 if GetCurrentMapContinent() == 8 and WM_validIDs[ select(1, GetCurrentMapAreaID() ) ] and GetMapNameByID(GetCurrentMapAreaID()) == GetZoneText() and not GetNumDungeonMapLevels() then 50 if GetCurrentMapContinent() == 8 and WM_validIDs[ select(1, GetCurrentMapAreaID() ) ] and GetMapNameByID(GetCurrentMapAreaID()) == GetZoneText() and not GetNumDungeonMapLevels() then
47 WM_ClosestNode = GetNode() 51 WM_ClosestNode = GetNode()
48 WhistleLoc:SetPoint("CENTER", "WorldMapFramePOI" .. WM_ClosestNode.index, 0, 0) 52 if _G[("WorldMapFramePOI" .. WM_ClosestNode.index)] then
49 WhistleLoc:Show() 53 WhistleLoc:SetPoint("CENTER", "WorldMapFramePOI" .. WM_ClosestNode.index, 0, 0)
50 WhistlePing.Ping:Play() 54 WhistleLoc:Show()
51 return true 55 WhistlePing.Ping:Play()
56 return true
57 else
58 return false
59 end
52 else 60 else
53 WhistleLoc:Hide() 61 WhistleLoc:Hide()
54 WhistlePing.Ping:Stop() 62 WhistlePing.Ping:Stop()
55 return false 63 return false
56 end 64 end