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-- viewer.lua
-- standalone chatcommand/tool trackmap viewer window
local tm = advtrains.trackmap
local function node_left_click(pos, pname)
local node_ok, conns, rail_y=advtrains.get_rail_info_at(pos)
if not node_ok then
minetest.chat_send_player(pname, "Node is not a track!")
return
end
local function node_callback(npos, conns, connid)
if vector.equals(pos, npos) then
return {color = "red"}
end
return nil
end
local gridtbl = tm.generate_grid_map(pos, node_callback)
local fslabel = tm.render_grid_formspec(20, 20, gridtbl, {x=pos.x-35, z=pos.z-22}, 70, 44)
minetest.show_formspec(pname, "advtrains_trackmap:test", fslabel)
end
minetest.register_craftitem("advtrains_trackmap:tool",{
description = "Trackmap Tool\nPunch: Show map",
groups = {cracky=1}, -- key=name, value=rating; rating=1..3.
inventory_image = "at_il_tool.png",
wield_image = "at_il_tool.png",
stack_max = 1,
on_use = function(itemstack, player, pointed_thing)
local pname = player:get_player_name()
if not pname then
return
end
if pointed_thing.type=="node" then
local pos=pointed_thing.under
node_left_click(pos, pname)
end
end
})
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