09b59f4 - Only have OnUpdate calls when necessary
[wowui.git] / OmaUF / PetFrame.lua
1 -- PetFrame.lua
2 local _;
3 local unpack, pairs = unpack, pairs;
4 local format = string.format;
5 local GameTooltip = GameTooltip;
6 local GameTooltip_SetDefaultAnchor = GameTooltip_SetDefaultAnchor;
7
8 local registerUnitEvents = OmaUFEvents.RegisterUnitEvents;
9 local unitEvent = OmaUFEvents.UnitEvent;
10
11 local Settings = OmaUFSettings;
12 local baseColor = Settings.BaseColor;
13 local bgColor = Settings.BgColor;
14 local healthColor = Settings.HealthColor;
15 local shieldColor = Settings.ShieldColor;
16 local shieldhlColor = Settings.ShieldhlColor;
17 local healabsorbColor = Settings.HealabsorbColor;
18 local width, height = Settings.Pet.Width, Settings.Pet.Height;
19 local anchorX, anchorY = Settings.Pet.AnchorX, Settings.Pet.AnchorY;
20 -- placeholders with visible values when error happens
21 local attributes = {};
22
23 local inheritedFrames = "SecureUnitButtonTemplate,SecureHandlerStateTemplate";
24 local barTexture = "Interface\\AddOns\\OmaRF\\images\\minimalist";
25
26 local function frameShow(frame)
27     frame:RegisterEvent("UNIT_ENTERED_VEHICLE");
28     frame:RegisterEvent("UNIT_EXITED_VEHICLE");
29     frame:RegisterEvent("UNIT_PET");
30     frame:RegisterEvent("PLAYER_ENTERING_WORLD");
31     registerUnitEvents(frame);
32     unitEvent(frame, "UPDATE_ALL_BARS");
33 end
34
35 local function frameHide(frame)
36     frame:UnregisterAllEvents();
37 end
38
39 local function showTooltip(secure)
40     GameTooltip_SetDefaultAnchor(GameTooltip, secure);
41     GameTooltip:SetUnit(secure:GetAttribute("displayed"));
42 end
43
44 local function hideTooltip(secure)
45     GameTooltip:FadeOut();
46 end
47
48 local vehicletoggle = [=[
49     if newstate == "vehicle" then
50         self:SetAttribute("displayed", self:GetAttribute("vehicle"));
51     else
52         self:SetAttribute("displayed", self:GetAttribute("unit"));
53     end
54 ]=]
55
56 function OmaUnitFrames.UpdatePetTooltips()
57     GameTooltip = _G["GameTooltip"];
58     GameTooltip_SetDefaultAnchor = _G["GameTooltip_SetDefaultAnchor"];
59 end
60
61 function OmaUnitFrames.InitializePet(parent)
62     attributes = Settings.Character.Clickheal; -- TODO pet clickheal separate with Mend Pet etc.
63
64     local secure = CreateFrame("Button", "OmaPetSecure", parent, inheritedFrames);
65     local frame = CreateFrame("Frame", "OmaPet", parent);
66     local unit = "pet";
67     secure:SetPoint("TOPRIGHT", parent, "TOPLEFT", anchorX, anchorY);
68     secure:SetAttribute("unit", unit);
69     secure:SetAttribute("displayed", unit);
70     secure:SetAttribute("vehicle", "player");
71     frame:SetPoint("TOPRIGHT", parent, "TOPLEFT", anchorX, anchorY);
72     frame:SetAttribute("unit", unit);
73     frame.unit = unit;
74     frame.displayed = unit;
75     frame.vehicle = "player";
76     -- hide frame to get initial frameShow call
77     frame:Hide();
78     -- create visuals
79     secure:SetWidth(width+2);
80     secure:SetHeight(height+2);
81     frame:SetWidth(width+2);
82     frame:SetHeight(height+2);
83     frame.width = width;
84     frame.base = frame:CreateTexture(nil, "BACKGROUND");
85     frame.base:SetAllPoints();
86     frame.base:SetColorTexture(1, 1, 1);
87     frame.base:SetVertexColor(unpack(baseColor));
88     frame.healthback = frame:CreateTexture(nil, "BACKGROUND", nil, 1);
89     frame.healthback:SetPoint("TOPLEFT", frame, "TOPLEFT", 1, -1);
90     frame.healthback:SetPoint("BOTTOMRIGHT", frame, "BOTTOMRIGHT", -1, 1);
91     frame.healthback:SetTexture(barTexture);
92     frame.healthback:SetVertexColor(unpack(bgColor));
93     frame.health = frame:CreateTexture(nil, "BORDER");
94     frame.health:SetPoint("TOPLEFT", frame.healthback, "TOPLEFT");
95     frame.health:SetPoint("BOTTOMLEFT", frame.healthback, "BOTTOMLEFT");
96     frame.health:SetTexture(barTexture);
97     frame.health:SetVertexColor(unpack(healthColor));
98     frame.healthText = frame:CreateFontString(nil, "ARTWORK", "GameFontHighlight");
99     frame.healthText:SetPoint("RIGHT", frame.healthback, "RIGHT", -2, 0);
100     frame.targeticon = frame:CreateTexture(nil, "OVERLAY");
101     frame.targeticon:SetPoint("CENTER", frame.healthback, "TOP");
102     frame.targeticon:SetWidth(18);
103     frame.targeticon:SetHeight(18);
104     frame.targeticon:SetTexture("Interface\\TARGETINGFRAME\\UI-RaidTargetingIcons");
105     frame.targeticon:Hide();
106     -- set scripts
107     frame:SetScript("OnShow", frameShow);
108     frame:SetScript("OnHide", frameHide);
109     frame:SetScript("OnEvent", unitEvent);
110     secure:SetScript("OnEnter", showTooltip);
111     secure:SetScript("OnLeave", hideTooltip);
112     -- set attributes
113     secure:RegisterForClicks("AnyDown");
114     for attr, val in pairs(attributes) do
115         secure:SetAttribute(attr, val);
116     end
117     -- rest give target and menu
118     secure:SetAttribute("*type1", "target");
119     secure:SetAttribute("*type2", "togglemenu");
120     secure:SetAttribute("toggleForVehicle", true);
121     RegisterUnitWatch(frame);
122     RegisterUnitWatch(secure);
123     RegisterStateDriver(secure, "vehicleui", "[vehicleui] vehicle; no");
124     secure:SetAttribute("_onstate-vehicleui", vehicletoggle);
125     return frame;
126 end