emeralds in HUD

hud.lua

@@ -0,0 +1,80 @@
+
+
+-- Copyright (C) 2021, 2024 Sandro del Toro
+
+-- This file is part of Emeraldbank Minetest Mod.
+
+-- Emeraldbank is free software: you can redistribute it and/or modify
+-- it under the terms of the GNU Affero General Public License as
+-- published by the Free Software Foundation, either version 3 of the
+-- License, or (at your option) any later version.
+
+-- Emeraldbank is distributed in the hope that it will be useful,
+-- but WITHOUT ANY WARRANTY; without even the implied warranty of
+-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+-- GNU Affero General Public License for more details.
+
+-- You should have received a copy of the GNU Affero General Public License
+-- along with Emeraldbank.  If not, see <https://www.gnu.org/licenses/>.
+
+
+local modname = core.get_current_modname()
+local S = core.get_translator(modname)
+
+local HUD_TIME = tonumber(core.settings:get("emeraldbank.hud_time")) or 3
+
+--==--==--==--==--==--==--==--==--==--==--==--==--==--==--==--==--==--==--==--==--==--==--==
+
+local ad_huds = {}
+
+local function print_emeralds()
+	for _, player in ipairs(core.get_connected_players()) do
+		local nm = player:get_player_name()
+		local emeralds = emeraldbank.get_emeralds(nm)
+
+		-- Already have a HUD, get rid of it
+		if ad_huds[nm] and ad_huds[nm].header and ad_huds[nm].sub then
+			player:hud_remove(ad_huds[nm].header)
+			player:hud_remove(ad_huds[nm].sub)
+		end
+		
+		ad_huds[nm] = {}
+		
+		if not emeralds then
+			return
+		end
+		
+		-- build tables
+		local hud_table_header = {
+			hud_elem_type = "image",
+			position  = {x = 0.5, y = 0.5},
+			offset    = {x = -300, y = 450},
+			text      = "mcl_core_emerald.png",
+			alignment = {x = -1, y = 1},
+			scale     = { x = 3, y = 3},
+		}
+		
+		local hud_table_sub = table.copy(hud_table_header)
+		hud_table_sub.hud_elem_type = "text"
+		hud_table_sub.offset = {
+			x = hud_table_header.offset.x+30,
+			y = hud_table_header.offset.y+20
+		}
+		hud_table_sub.scale = {x=300, y=30}
+		hud_table_sub.text = "x "..emeralds
+		hud_table_sub.number = 0xFFFF00
+		
+		-- show tables
+		ad_huds[nm].header = player:hud_add(hud_table_header)
+		ad_huds[nm].sub = player:hud_add(hud_table_sub)
+	end
+end
+
+local ad_tick = 0.0
+core.register_globalstep(function(dt)
+	ad_tick = ad_tick + dt
+	if ad_tick >= HUD_TIME then
+		print_emeralds()
+		ad_tick = 0.0
+	end
+end)

init.lua

@@ -1,6 +1,6 @@
 
 
--- Copyright (C) 2021, 2023 Ale
+-- Copyright (C) 2021, 2024 Sandro del Toro
 
 -- This file is part of Emeraldbank Minetest Mod.
 
@@ -44,6 +44,7 @@ dofile(modpath .. "/bank.lua")
 dofile(modpath .. "/shop.lua")
 dofile(modpath .. "/fancyshop.lua") -- file adapted from fancy_vend mod.
 dofile(modpath .. "/commands.lua")
+dofile(modpath .. "/hud.lua")
 
 if income_enabled then
    dofile(modpath .. "/income.lua")

settingtypes.txt

@@ -19,6 +19,9 @@ emeraldbank.income_count (number of emeralds) int 1
 # Length of time (in seconds) between checking if a player should get income
 emeraldbank.income_period (time between income) int 1800
 
+# Length of time (in seconds) between updating emeralds player HUD
+emeraldbank.hud_time (HUD update time) int 3
+
 [Shops]
 
 # If true shop can be crafted