Fix some sign line length bugs

This commit is contained in:
Wuzzy 2017-07-25 00:38:10 +02:00
parent 7ba83734e2
commit d7f292611a

View File

@ -3,7 +3,6 @@
-- load characters map
local chars_file = io.open(minetest.get_modpath("signs").."/characters", "r")
local charmap = {}
local max_chars = 16
if not chars_file then
minetest.log("error", "[signs] : character map file not found")
else
@ -36,46 +35,36 @@ local string_to_array = function(str)
return tab
end
local string_to_word_array = function(str)
local string_to_line_array = function(str)
local tab = {}
local current = 1
local linechar = 1
tab[1] = ""
for _,char in ipairs(string_to_array(str)) do
if char ~= " " then
tab[current] = tab[current]..char
else
current = current+1
-- New line
if char == "\n" then
current = current + 1
tab[current] = ""
linechar = 1
-- This check cuts off overlong lines
elseif linechar <= LINE_LENGTH then
tab[current] = tab[current]..char
linechar = linechar + 1
end
end
return tab
end
local create_lines = function(text)
local line = ""
local line_num = 1
local tab = {}
for _,word in ipairs(string_to_word_array(text)) do
if string.len(line)+string.len(word) <= LINE_LENGTH and word ~= "|" then
if line ~= "" then
line = line.." "..word
else
line = word
end
else
table.insert(tab, line)
if word ~= "|" then
line = word
else
line = ""
end
line_num = line_num+1
if line_num > NUMBER_OF_LINES then
return tab
end
for _, line in ipairs(string_to_line_array(text)) do
if line_num > NUMBER_OF_LINES then
break
end
table.insert(tab, line)
line_num = line_num + 1
end
table.insert(tab, line)
return tab
end
@ -84,7 +73,7 @@ local generate_line = function(s, ypos)
local parsed = {}
local width = 0
local chars = 0
while chars < max_chars and i <= #s do
while chars <= LINE_LENGTH and i <= #s do
local file = nil
if charmap[s:sub(i, i)] ~= nil then
file = charmap[s:sub(i, i)]
@ -115,7 +104,7 @@ end
local generate_texture = function(lines)
local texture = "[combine:"..SIGN_WIDTH.."x"..SIGN_WIDTH
local ypos = 12
local ypos = 9
for i = 1, #lines do
texture = texture..generate_line(lines[i], ypos)
ypos = ypos + LINE_HEIGHT
@ -145,7 +134,7 @@ local sign_groups = {handy=1,axey=1, flammable=1, deco_block=1, material_wood=1}
local construct_sign = function(pos)
local meta = minetest.get_meta(pos)
meta:set_string("formspec", "field[text;;${text}]")
meta:set_string("formspec", "size[6,3]textarea[0.25,0;6,1.5;text;;]button_exit[2,2;2,1;submit;Write]")
end
local destruct_sign = function(pos)
@ -163,9 +152,9 @@ local update_sign = function(pos, fields, sender)
local text = meta:get_string("text")
if fields and sender:get_player_name() == owner or text == "" and fields then
meta:set_string("text", fields.text)
text = fields.text
meta:set_string("owner", sender:get_player_name() or "")
end
text = meta:get_string("text")
local objects = minetest.get_objects_inside_radius(pos, 0.5)
for _, v in ipairs(objects) do
if v:get_entity_name() == "signs:text" then
@ -184,10 +173,10 @@ local update_sign = function(pos, fields, sender)
if sign_info == nil then
return
end
local text = minetest.add_entity({x = pos.x + sign_info.delta.x,
local text_entity = minetest.add_entity({x = pos.x + sign_info.delta.x,
y = pos.y + sign_info.delta.y,
z = pos.z + sign_info.delta.z}, "signs:text")
text:setyaw(sign_info.yaw)
text_entity:setyaw(sign_info.yaw)
end
minetest.register_node("signs:sign_wall", {