Minimap: Add 'map' mod with mapping kit item to enable minimap

[oweals/minetest_game.git] / mods / map / init.lua

diff --git a/mods/map/init.lua b/mods/map/init.lua
new file mode 100644 (file)
index 0000000..4dbc1bb
--- /dev/null
+++ b/mods/map/init.lua
@@ -0,0 +1,81 @@
+-- Mod global namespace
+
+map = {}
+
+
+-- Cache creative mode setting
+
+local creative_mode_cache = minetest.settings:get_bool("creative_mode")
+
+
+-- Update HUD flags
+-- Global to allow overriding
+
+function map.update_hud_flags(player)
+       local creative_enabled =
+               (creative and creative.is_enabled_for(player:get_player_name())) or
+               creative_mode_cache
+
+       local minimap_enabled = creative_enabled or
+               player:get_inventory():contains_item("main", "map:mapping_kit")
+       local radar_enabled = creative_enabled
+
+       player:hud_set_flags({
+               minimap = minimap_enabled,
+               minimap_radar = radar_enabled
+       })
+end
+
+
+-- Set HUD flags 'on joinplayer'
+
+minetest.register_on_joinplayer(function(player)
+       map.update_hud_flags(player)
+end)
+
+
+-- Cyclic update of HUD flags
+
+local function cyclic_update()
+       for _, player in ipairs(minetest.get_connected_players()) do
+               map.update_hud_flags(player)
+       end
+       minetest.after(7, cyclic_update)
+end
+
+minetest.after(7, cyclic_update)
+
+
+-- Mapping kit item
+
+minetest.register_craftitem("map:mapping_kit", {
+       description = "Mapping Kit",
+       inventory_image = "map_mapping_kit.png",
+       stack_max = 1,
+       groups = {flammable = 3},
+       -- For instant update of HUD flags
+       on_use = function(itemstack, user, pointed_thing)
+               map.update_hud_flags(user)
+       end,
+})
+
+
+-- Crafting
+
+minetest.register_craft({
+       output = "map:mapping_kit",
+       recipe = {
+               {"default:glass", "default:paper", "default:stick"},
+               {"default:steel_ingot", "default:paper", "default:steel_ingot"},
+               {"default:wood", "default:paper", "dye:black"},
+       }
+})
+
+
+-- Fuel
+
+minetest.register_craft({
+       type = "fuel",
+       recipe = "map:mapping_kit",
+       burntime = 5,
+})