areas/hud.lua
2014-10-13 20:32:02 -04:00

51 lines
1.4 KiB
Lua

-- This is inspired by the landrush mod by Bremaweb
areas.hud = {}
local xOffset = 8
local yOffset = -16
-- Approximate the text height
local textHeight = (tonumber(minetest.setting_get("font_size")) or 13) * 1.16
minetest.register_globalstep(function(dtime)
for _, player in pairs(minetest.get_connected_players()) do
local name = player:get_player_name()
local pos = vector.round(player:getpos())
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
local areaString = table.concat(areaStrings, "\n")
local hud = areas.hud[name]
if not hud then
hud = {}
areas.hud[name] = hud
hud.areasId = player:hud_add({
hud_elem_type = "text",
name = "Areas",
number = 0xFFFFFF,
position = {x=0, y=1},
offset = {x=xOffset, y=yOffset - ((#areaStrings + 1) * textHeight)},
direction = 0,
text = "Areas:\n"..areaString,
scale = {x=200, y=60},
alignment = {x=1, y=1},
})
hud.oldAreas = areaString
return
elseif hud.oldAreas ~= areaString then
player:hud_change(hud.areasId, "offset",
{x=xOffset, y=yOffset - ((#areaStrings + 1) * textHeight)})
player:hud_change(hud.areasId, "text",
"Areas:\n"..areaString)
hud.oldAreas = areaString
end
end
end)
minetest.register_on_leaveplayer(function(player)
areas.hud[player:get_player_name()] = nil
end)