167 lines
3.8 KiB
Lua
167 lines
3.8 KiB
Lua
--[[
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SmartLine
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=========
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Copyright (C) 2017-2020 Joachim Stolberg
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AGPL v3
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See LICENSE.txt for more information
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display.lua:
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]]--
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-- Load support for I18n
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local S = smartline.S
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lcdlib.register_display_entity("smartline:entity")
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local function display_update(pos, objref)
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local meta = minetest.get_meta(pos)
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local text = meta:get_string("text") or ""
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text = string.gsub(text, "|", " \n")
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local texture = lcdlib.make_multiline_texture(
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"default", text,
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120, 120, 9, "top", "#000")
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objref:set_properties({ textures = {texture},
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visual_size = {x=0.94, y=0.94} })
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end
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local function on_timer(pos)
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if tubelib.data_not_corrupted(pos) then
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local meta = minetest.get_meta(pos)
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lcdlib.update_entities(pos)
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return false
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end
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return false
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end
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local lcd_box = {
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type = "wallmounted",
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wall_top = {-8/16, 15/32, -8/16, 8/16, 8/16, 8/16}
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}
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minetest.register_node("smartline:display", {
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description = S("SmartLine Display"),
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inventory_image = 'smartline_display_inventory.png',
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tiles = {"smartline_display.png"},
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drawtype = "nodebox",
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paramtype = "light",
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sunlight_propagates = true,
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paramtype2 = "wallmounted",
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node_box = lcd_box,
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selection_box = lcd_box,
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light_source = 6,
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display_entities = {
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["smartline:entity"] = { depth = 0.42,
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on_display_update = display_update},
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},
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after_place_node = function(pos, placer)
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local number = tubelib.add_node(pos, "smartline:display")
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local meta = minetest.get_meta(pos)
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meta:set_string("number", number)
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meta:set_string("text", " \n \nMinetest\nSmartLine Tools\n \nDisplay\nNumber: "..number)
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meta:set_int("startscreen", 1)
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lcdlib.update_entities(pos)
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end,
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after_dig_node = function(pos)
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tubelib.remove_node(pos)
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end,
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on_timer = on_timer,
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on_place = lcdlib.on_place,
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on_construct = lcdlib.on_construct,
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on_destruct = lcdlib.on_destruct,
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on_rotate = lcdlib.on_rotate,
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groups = {cracky=2, crumbly=2},
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is_ground_content = false,
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sounds = default.node_sound_glass_defaults(),
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})
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minetest.register_craft({
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output = "smartline:display",
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recipe = {
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{"", "", ""},
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{"default:glass", "dye:green", "tubelib:wlanchip"},
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{"", "default:copper_ingot", ""},
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},
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})
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local function add_line(meta, payload)
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local text = meta:get_string("text")
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local rows
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if meta:get_int("startscreen") == 1 then
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rows = {}
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meta:set_int("startscreen", 0)
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else
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rows = string.split(text, "|")
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end
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if #rows > 8 then
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table.remove(rows, 1)
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end
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table.insert(rows, payload)
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text = table.concat(rows, "|")
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meta:set_string("text", text)
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end
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local function write_row(meta, payload)
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local text = meta:get_string("text")
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if type(payload) == "table" then
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local row = tonumber(payload.row) or 0
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if row > 9 then row = 9 end
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local str = payload.str or "oops"
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if row == 0 then
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meta:set_string("infotext", str)
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return
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end
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local rows
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if meta:get_int("startscreen") == 1 then
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rows = {}
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meta:set_int("startscreen", 0)
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else
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rows = string.split(text, "|")
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end
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if #rows < 9 then
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for i = #rows, 9 do
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table.insert(rows, " ")
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end
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end
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rows[row] = str
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text = table.concat(rows, "|")
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meta:set_string("text", text)
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end
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end
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tubelib.register_node("smartline:display", {}, {
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on_recv_message = function(pos, topic, payload)
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local node = minetest.get_node(pos)
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local timer = minetest.get_node_timer(pos)
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if topic == "text" then -- add one line and scroll if necessary
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local meta = minetest.get_meta(pos)
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add_line(meta, payload)
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if not timer:is_started() then
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timer:start(1)
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end
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elseif topic == "row" then -- overwrite the given row
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local meta = minetest.get_meta(pos)
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write_row(meta, payload)
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if not timer:is_started() then
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timer:start(1)
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end
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elseif topic == "clear" then -- clear the screen
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local meta = minetest.get_meta(pos)
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meta:set_string("text", "")
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if not timer:is_started() then
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timer:start(1)
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end
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end
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end,
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})
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