kmsigns

signs/characters

@@ -0,0 +1,315 @@
+A
+_a_
+4
+B
+_b_
+4
+C
+_c_
+3
+D
+_d_
+4
+E
+_e_
+3
+F
+_f_
+3
+G
+_g_
+4
+H
+_h_
+4
+I
+_i_
+3
+J
+_j_
+4
+K
+_k_
+4
+L
+_l_
+3
+M
+_m_
+5
+N
+_n_
+4
+O
+_o_
+4
+P
+_p_
+4
+Q
+_q_
+4
+R
+_r_
+4
+S
+_s_
+4
+T
+_t_
+3
+U
+_u_
+4
+V
+_v_
+4
+W
+_w_
+5
+X
+_x_
+4
+Y
+_y_
+4
+Z
+_z_
+3
+a
+_a
+4
+b
+_b
+4
+c
+_c
+3
+d
+_d
+4
+e
+_e
+4
+f
+_f
+3
+g
+_g
+4
+h
+_h
+4
+i
+_i
+1
+j
+_j
+2
+k
+_k
+4
+l
+_l
+1
+m
+_m
+5
+n
+_n
+4
+o
+_o
+4
+p
+_p
+4
+q
+_q
+4
+r
+_r
+3
+s
+_s
+4
+t
+_t
+3
+u
+_u
+4
+v
+_v
+4
+w
+_w
+5
+x
+_x
+3
+y
+_y
+4
+z
+_z
+4
+ 
+_sp
+2
+0
+_0
+4
+1
+_1
+2
+2
+_2
+4
+3
+_3
+4
+4
+_4
+4
+5
+_5
+4
+6
+_6
+4
+7
+_7
+4
+8
+_8
+4
+9
+_9
+4
+(
+_bl
+2
+)
+_br
+2
+{
+_cl
+3
+}
+_cr
+3
+[
+_sl
+2
+]
+_sr
+2
+'
+_ap
+1
+!
+_ex
+1
+?
+_qu
+4
+@
+_at
+5
+#
+_hs
+5
+$
+_dl
+4
+%
+_pr
+5
+^
+_ca
+3
+&
+_am
+5
+*
+_as
+3
+_
+_un
+3
++
+_ps
+3
+-
+_mn
+3
+=
+_eq
+3
+;
+_sm
+1
+,
+_cm
+2
+"
+_qo
+3
+/
+_dv
+5
+~
+_tl
+4
+<
+_lt
+3
+>
+_gt
+3
+\
+_re
+5
+|
+_vb
+1
+.
+_dt
+1
+А
+_a_rus
+4
+Б
+_b_rus
+4
+В
+_v_rus
+4
+Г
+_g_rus
+4
+Д
+_d_rus
+5
+Е
+_e_rus
+4
+а
+a_rus
+4
+б
+b_rus
+4
+в
+v_rus
+4
+г
+g_rus
+4
+д
+d_rus
+5
+е
+e_rus
+4

signs/depends.txt

@@ -0,0 +1 @@
+default

signs/init.lua

@@ -0,0 +1,400 @@
+-- Font: 04.jp.org
+
+-- avoiding of bug with russian input =========================================================================================================
+local crutch_table = {
+["233131144"]="А",
+["235131144"]="а",
+
+["233135144"]="Б",
+["235135144"]="б",
+
+["233139144"]="В",
+["235139144"]="в",
+
+["233143144"]="Г",
+["235143144"]="г",
+
+["233147144"]="Д",
+["235147144"]="д",
+
+["233151144"]="Е",
+["235151144"]="е",
+
+["232135144"]="Ё",
+["233135145"]="ё",
+
+["233155144"]="Ж",
+["235155144"]="ж",
+
+["233159144"]="З",
+["235159144"]="з",
+
+["233163144"]="И",
+["235163144"]="и",
+
+["233167144"]="Й",
+["235167144"]="й",
+
+["233171144"]="К",
+["235171144"]="к",
+
+["233175144"]="Л",
+["235175144"]="л",
+
+["233179144"]="М",
+["235179144"]="м",
+
+["233183144"]="Н",
+["235183144"]="н",
+
+["233187144"]="О",
+["235187144"]="о",
+
+["233191144"]="П",
+["235191144"]="п",
+
+["234131144"]="Р",
+["232131145"]="р",
+
+["234135144"]="С",
+["232135145"]="с",
+
+["234139144"]="Т",
+["232139145"]="т",
+
+["234143144"]="У",
+["232143145"]="у",
+
+["234147144"]="Ф",
+["232147145"]="ф",
+
+["234151144"]="Х",
+["232151145"]="х",
+
+["234155144"]="Ц",
+["232155145"]="ц",
+
+["234159144"]="Ч",
+["232159145"]="ч",
+
+["234163144"]="Ш",
+["232163145"]="ш",
+
+["234167144"]="Щ",
+["232167145"]="щ",
+
+["234171144"]="Ъ",
+["232171145"]="ъ",
+
+["234175144"]="Ы",
+["232175145"]="ы",
+
+["234179144"]="Ь",
+["232179145"]="ь",
+
+["234183144"]="Э",
+["232183145"]="э",
+
+["234187144"]="Ю",
+["232187145"]="ю",
+
+["234191144"]="Я",
+["232191145"]="я"
+};
+
+
+
+function tobytes(str)
+ i=1
+ byte={}
+ while i<=#str do
+  table.insert(byte, string.byte(string.sub(str, i, i)))
+  i=i+1
+ end
+ return byte;
+end
+
+function string.km_rus_crutch_regen(str)
+ byte=tobytes(str)
+ text=""
+ if byte[1]~=nil then
+ i=1
+ repeat
+  if byte[i]>128 then
+   if byte[i+2]~=nil and byte[i+1]~=nil and byte[i] then
+    tmp = byte[i]..byte[i+1]..byte[i+2]
+   else
+    tmp = "0"
+   end
+
+   if crutch_table[tmp]~=nil then
+    char = crutch_table[tmp]
+    i=i+3
+   else
+    char = string.sub(str, i, i+1)
+    i=i+2
+   end
+  else
+   char=string.sub(str, i, i)
+   i=i+1
+  end
+  text=text..char
+ until i>#byte 
+ end
+ return text
+end
+-- ============================================================================================================================================
+
+minetest.register_craft({
+    output = "signs:sign",
+    recipe = {
+        {"default:wood", "default:wood", "default:wood"},
+        {"default:wood", "default:wood", "default:wood"},
+        {"", "", ""}
+    }
+})
+
+
+-- load characters map
+local chars_file = io.open(minetest.get_modpath("signs").."/characters", "r")
+local charmap = {}
+local charwidth = {}
+local max_chars = 16
+if not chars_file then
+    print("[signs] E: character map file not found")
+else
+    while true do
+        local char = chars_file:read("*l")
+        if char == nil then
+            break
+        end
+        local img = chars_file:read("*l")
+        local width = chars_file:read("*n")
+        chars_file:read("*l")
+        charmap[char] = img
+        charwidth[img] = width
+    end
+end
+
+local metas = {"line1", "line2", "line3", "line4", "line5", "line6", "line7"}
+local signs = {
+    {delta = {x = 0, y = 0, z = 0.399}, yaw = 0},
+    {delta = {x = 0.399, y = 0, z = 0}, yaw = math.pi / -2},
+    {delta = {x = 0, y = 0, z = -0.399}, yaw = math.pi},
+    {delta = {x = -0.399, y = 0, z = 0}, yaw = math.pi / 2},
+}
+
+local signs_yard = {
+    {delta = {x = 0, y = 0, z = -0.05}, yaw = 0},
+    {delta = {x = -0.05, y = 0, z = 0}, yaw = math.pi / -2},
+    {delta = {x = 0, y = 0, z = 0.05}, yaw = math.pi},
+    {delta = {x = 0.05, y = 0, z = 0}, yaw = math.pi / 2},
+}
+
+local sign_groups = {choppy=2, dig_immediate=2}
+
+local construct_sign = function(pos)
+    local meta = minetest.env:get_meta(pos)
+    meta:set_string("formspec", "size[7,8]"..
+        "field[1,0;6,3;line1;;${line1}]"..
+        "field[1,1;6,3;line2;;${line2}]"..
+        "field[1,2;6,3;line3;;${line3}]"..
+        "field[1,3;6,3;line4;;${line4}]"..
+        "field[1,4;6,3;line5;;${line5}]"..
+        "field[1,5;6,3;line6;;${line6}]"..
+        "field[1,6;6,3;line7;;${line7}]")
+end
+
+local destruct_sign = function(pos)
+    local objects = minetest.env:get_objects_inside_radius(pos, 0.5)
+    for _, v in ipairs(objects) do
+        if v:get_entity_name() == "signs:text" then
+            v:remove()
+        end
+    end
+end
+
+local update_sign = function(pos, fields)
+    local meta = minetest.env:get_meta(pos)
+    local text = {}
+    for _, v in ipairs(metas) do
+        table.insert(text, fields[v])
+        meta:set_string(v, fields[v])
+    end
+    local objects = minetest.env:get_objects_inside_radius(pos, 0.5)
+    for _, v in ipairs(objects) do
+        if v:get_entity_name() == "signs:text" then
+            v:set_properties({textures={generate_texture(text)}})
+        end
+    end
+end
+
+minetest.register_node("signs:sign", {
+    description = "Sign",
+    inventory_image = "signs_sign.png",
+    wield_image = "signs_sign.png",
+    stack_max = 1,
+    node_placement_prediction = "",
+    paramtype = "light",
+    paramtype2 = "facedir",
+    drawtype = "nodebox",
+    node_box = {type = "fixed", fixed = {-0.45, -0.15, 0.4, 0.45, 0.45, 0.498}},
+    selection_box = {type = "fixed", fixed = {-0.45, -0.15, 0.4, 0.45, 0.45, 0.498}},
+    tiles = {"signs_top.png", "signs_bottom.png", "signs_side.png", "signs_side.png", "signs_back.png", "signs_front.png"},
+    walkable = false,
+    groups = sign_groups,
+
+    on_place = function(itemstack, placer, pointed_thing)
+        local above = pointed_thing.above
+        local under = pointed_thing.under
+        local dir = {x = under.x - above.x,
+                     y = under.y - above.y,
+                     z = under.z - above.z}
+
+        local wdir = minetest.dir_to_wallmounted(dir)
+
+        local placer_pos = placer:getpos()
+        if placer_pos then
+            dir = {
+                x = above.x - placer_pos.x,
+                y = above.y - placer_pos.y,
+                z = above.z - placer_pos.z
+            }
+        end
+
+        local fdir = minetest.dir_to_facedir(dir)
+
+        local sign_info
+        if wdir == 0 then
+            --how would you add sign to ceiling?
+            minetest.env:add_item(above, "signs:sign")
+            return ItemStack("")
+        elseif wdir == 1 then
+            minetest.env:add_node(above, {name = "signs:sign_yard", param2 = fdir})
+            sign_info = signs_yard[fdir + 1]
+        else
+            minetest.env:add_node(above, {name = "signs:sign", param2 = fdir})
+            sign_info = signs[fdir + 1]
+        end
+
+        local text = minetest.env:add_entity({x = above.x + sign_info.delta.x,
+                                              y = above.y + sign_info.delta.y,
+                                              z = above.z + sign_info.delta.z}, "signs:text")
+        text:setyaw(sign_info.yaw)
+
+        return ItemStack("")
+    end,
+    on_construct = function(pos)
+        construct_sign(pos)
+    end,
+    on_destruct = function(pos)
+        destruct_sign(pos)
+    end,
+
+    on_receive_fields = function(pos, formname, fields, sender)
+-- avoiding of bug with russian input =========================================================================================================
+     line_cycle=1; --cycle parametr
+     while line_cycle<8 do
+       fields["line"..line_cycle]= string.km_rus_crutch_regen(fields["line"..line_cycle])
+       line_cycle=line_cycle+1
+     end
+--end==========================================================================================================================================
+        update_sign(pos, fields)
+    end,
+})
+
+minetest.register_node("signs:sign_yard", {
+    paramtype = "light",
+    paramtype2 = "facedir",
+    drawtype = "nodebox",
+    node_box = {type = "fixed", fixed = {
+        {-0.45, -0.15, -0.049, 0.45, 0.45, 0.049},
+        {-0.05, -0.5, -0.049, 0.05, -0.15, 0.049}
+    }},
+    selection_box = {type = "fixed", fixed = {-0.45, -0.15, -0.049, 0.45, 0.45, 0.049}},
+    tiles = {"signs_top.png", "signs_bottom.png", "signs_side.png", "signs_side.png", "signs_back.png", "signs_front.png"},
+    walkable = false,
+    groups = {choppy=2, dig_immediate=2},
+    drop = "signs:sign",
+
+    on_construct = function(pos)
+        construct_sign(pos)
+    end,
+    on_destruct = function(pos)
+        destruct_sign(pos)
+    end,
+
+    on_receive_fields = function(pos, formname, fields, sender)
+
+-- avoiding of bug with russian input =========================================================================================================
+     line_cycle=1; --cycle parametr
+     while line_cycle<8 do
+       fields["line"..line_cycle]= string.km_rus_crutch_regen(fields["line"..line_cycle])
+       line_cycle=line_cycle+1
+     end
+--end==========================================================================================================================================
+
+     update_sign(pos, fields)
+    end,
+})
+
+minetest.register_entity("signs:text", {
+    collisionbox = { 0, 0, 0, 0, 0, 0 },
+    visual = "upright_sprite",
+    textures = {},
+    on_activate = function(self)
+        local meta = minetest.env:get_meta(self.object:getpos())
+        local text = {}
+        for _, v in ipairs(metas) do
+            table.insert(text, meta:get_string(v))
+        end
+        self.object:set_properties({textures={generate_texture(text)}})
+    end
+})
+
+local sign_width = 110
+local sign_padding = 8
+
+generate_texture = function(lines)
+    local texture = "[combine:"..sign_width.."x"..sign_width
+    local ypos = 12
+    for i = 1, #lines do
+        texture = texture..generate_line(lines[i], ypos)
+        ypos = ypos + 8
+    end
+    return texture
+end
+
+generate_line = function(s, ypos)
+    local i = 1
+    local parsed = {}
+    local width = 0
+    local chars = 0
+    while chars < max_chars and i <= #s do
+        local file = nil
+        if charmap[s:sub(i, i)] ~= nil then
+            file = charmap[s:sub(i, i)]
+            i = i + 1
+        elseif i < #s and charmap[s:sub(i, i + 1)] ~= nil then
+            file = charmap[s:sub(i, i + 1)]
+            i = i + 2
+        else
+            print("[signs] W: unknown symbol in '"..s.."' at "..i.." (probably "..s:sub(i, i)..")")
+            i = i + 1
+        end
+        if file ~= nil then
+            width = width + charwidth[file] + 1
+            table.insert(parsed, file)
+            chars = chars + 1
+        end
+    end
+    width = width - 1
+
+    local texture = ""
+    local xpos = math.floor((sign_width - 2 * sign_padding - width) / 2 + sign_padding)
+    for i = 1, #parsed do
+        texture = texture..":"..xpos..","..ypos.."="..parsed[i]..".png"
+        xpos = xpos + charwidth[parsed[i]] + 1
+    end
+    return texture
+end