central_message/init.lua

97 lines
2.6 KiB
Lua

cmsg = {}
cmsg.hudids = {}
cmsg.active_messages = {}
cmsg.settings = {}
cmsg.settings.max_messages = 7
local setting = minetest.setting_get("central_message_max")
if type(tonumber(setting)) == "number" then
cmsg.settings.max_messages = tonumber(setting)
elseif setting == "inf" then
cmsg.settings.max_messages = nil
end
cmsg.default_color = 0xFFFFFF
cmsg.push_message_player = function(player, text, color)
local function push(tbl)
-- Horrible Workaround code starts here
if not (cmsg.last_push < cmsg.steps) then
minetest.after(0, push, tbl)
return
end
local player = tbl.player
local text = tbl.text
local color = tbl.color
-- Horrible Workaround code ends here
local pname = player:get_player_name()
if color == nil then color = cmsg.default_color end
if cmsg.hudids[pname] == nil then
cmsg.hudids[pname] = {}
cmsg.active_messages[pname] = 0
else
-- move older HUD IDs up
for hudid,tbl in pairs(cmsg.hudids[pname]) do
tbl.stackpos = tbl.stackpos + 1
if cmsg.settings.max_messages and tbl.stackpos >= cmsg.settings.max_messages then
player:hud_remove(hudid)
cmsg.hudids[pname][hudid] = nil
cmsg.active_messages[pname] = cmsg.active_messages[pname] - 1
else
player:hud_change(hudid, "offset", {x=0,y=-128-(18*tbl.stackpos)})
end
end
end
local hudid = player:hud_add({
hud_elem_type = "text",
text = text,
number = color,
position = {x=0.5, y=0.5},
offset = {x=0,y=-128},
direction = 0,
alignment = {x=0,y=0},
scale = {x=300,y=18},
})
cmsg.hudids[pname][hudid] = {stackpos=0}
cmsg.active_messages[pname] = cmsg.active_messages[pname] + 1
minetest.after(5, function(param)
local pname = param.player:get_player_name()
param.player:hud_remove(param.hudid)
cmsg.hudids[pname][param.hudid] = nil
cmsg.active_messages[pname] = cmsg.active_messages[pname] - 1
end, {player=player, hudid = hudid})
-- Update timer for Horrible Workaround
cmsg.last_push = cmsg.steps
end
if cmsg.last_push < cmsg.steps then
push({player=player, text=text, color=color})
else
minetest.after(0, push, {player=player, text=text, color=color})
end
end
cmsg.push_message_all = function(text, color)
local players = minetest.get_connected_players()
for i=1,#players do
cmsg.push_message_player(players[i], text, color)
end
end
minetest.register_on_leaveplayer(function(player)
cmsg.hudids[player:get_player_name()] = nil
end)
-- Horrible Workaround code starts here
cmsg.steps = 0
cmsg.last_push = -1
minetest.register_globalstep(function(dtime)
cmsg.steps = cmsg.steps + 1
end)
-- Horrible Workaround code ends here