areas/hud.lua

60 lines
1.8 KiB
Lua

-- This is inspired by the landrush mod by Bremaweb
areas.hud = {}
hud.register("areas", {
hud_elem_type = "text",
position = {x = 0, y = 1},
alignment = {x = 1, y = -1},
offset = {x = 8, y = -8},
scale = {x = 200, y = 60},
text = "",
number = 0xFFFFFF
})
minetest.register_playerstep(function(_, playernames)
for _, name in pairs(playernames) do
local player = minetest.get_player_by_name(name)
if not player or not player:is_player() then return end
local pos = vector.round(player:get_pos())
pos = vector.apply(pos, function(p)
return math.max(math.min(p, 2147483), -2147483)
end)
local areaStrings = {}
for id, area in pairs(areas:getAreasAtPos(pos)) do
table.insert(areaStrings, ("%s [%u] (%s%s)")
:format(area.name, id, area.owner,
area.open and ":open" or ""))
end
for i, area in pairs(areas:getExternalHudEntries(pos)) do
local str = ""
if area.name then str = area.name .. " " end
if area.id then str = str.."["..area.id.."] " end
if area.owner then str = str.."("..area.owner..")" end
table.insert(areaStrings, str)
end
local areaString = ""
if #areaStrings > 0 then
areaString = "Areas:"
areaString = areaString.."\n"..
table.concat(areaStrings, "\n")
end
if not areas.hud[name] then
areas.hud[name] = {}
hud.change_item(player, "areas", {text = areaString})
areas.hud[name].oldAreas = areaString
return
elseif areas.hud[name].oldAreas ~= areaString then
hud.change_item(player, "areas", {text = areaString})
areas.hud[name].oldAreas = areaString
end
end
end, true) -- Force this callback to run every step for smoother animations
minetest.register_on_leaveplayer(function(player)
areas.hud[player:get_player_name()] = nil
end)