Added font formspec textures

Fixes collision boxes on right directional signs

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "display_api"]
+	path = display_api
+	url = https://github.com/pyrollo/display_api.git

display_api/copyright.txt

@@ -2,3 +2,4 @@ Code by Pierre-Yves Rollo (pyrollo)
 Contributors:
 (gpcf): Compatibility with signs lib
 (Thomas--S): Fix /clearobjects bug
+(12Me21): on_place and on_rotate improvements

display_api/init.lua

@@ -26,55 +26,30 @@ display_api.entity_spacing = 0.002
 
 -- Miscelaneous values depending on wallmounted param2
 local wallmounted_values = {
-	[0]={dx=0,  dz=0,  rx=0,  rz=0,  yaw=0,          rotate=0}, -- Should never be used
+	[2]={dx=-1, dz=0,  rx=0,  rz=-1, yaw=-math.pi/2},
-		{dx=0,  dz=0,  rx=0,  rz=0,  yaw=0,          rotate=1}, -- Should never be used
+	[3]={dx=1,  dz=0,  rx=0,  rz=1,  yaw=math.pi/2 },
-		{dx=-1, dz=0,  rx=0,  rz=-1, yaw=-math.pi/2, rotate=5},
+	[4]={dx=0,  dz=-1, rx=1,  rz=0,  yaw=0         },
-		{dx=1,  dz=0,  rx=0,  rz=1,  yaw=math.pi/2,  rotate=4},
+	[5]={dx=0,  dz=1,  rx=-1, rz=0,  yaw=math.pi   }
-		{dx=0,  dz=-1, rx=1,  rz=0,  yaw=0,          rotate=2},
-		{dx=0,  dz=1,  rx=-1, rz=0,  yaw=math.pi,    rotate=3}
 }
 
 -- Miscelaneous values depending on facedir param2
 local facedir_values = {
-	[0]={dx=0,  dz=-1, rx=1,  rz=0,  yaw=0,          rotate=1},
+	[0]={dx=0,  dz=-1, rx=1,  rz=0,  yaw=0         },
-	    {dx=-1, dz=0,  rx=0,  rz=-1, yaw=-math.pi/2, rotate=2},
+	[1]={dx=-1, dz=0,  rx=0,  rz=-1, yaw=-math.pi/2},
-	    {dx=0,  dz=1,  rx=-1, rz=0,  yaw=math.pi,    rotate=3},
+	[2]={dx=0,  dz=1,  rx=-1, rz=0,  yaw=math.pi   },
-		{dx=1,  dz=0,  rx=0,  rz=1,  yaw=math.pi/2,  rotate=0},
+	[3]={dx=1,  dz=0,  rx=0,  rz=1,  yaw=math.pi/2 }
-	    -- Forbiden values :
+}
-	    {dx=0, dz=0, rx=0, rz=0, yaw=0, rotate=0},
-	    {dx=0, dz=0, rx=0, rz=0, yaw=0, rotate=0},
-	    {dx=0, dz=0, rx=0, rz=0, yaw=0, rotate=0},
-	    {dx=0, dz=0, rx=0, rz=0, yaw=0, rotate=0},
-	    {dx=0, dz=0, rx=0, rz=0, yaw=0, rotate=0},
-	    {dx=0, dz=0, rx=0, rz=0, yaw=0, rotate=0},
-	    {dx=0, dz=0, rx=0, rz=0, yaw=0, rotate=0},
-	    {dx=0, dz=0, rx=0, rz=0, yaw=0, rotate=0},
-	    {dx=0, dz=0, rx=0, rz=0, yaw=0, rotate=0},
-	    {dx=0, dz=0, rx=0, rz=0, yaw=0, rotate=0},
-	    {dx=0, dz=0, rx=0, rz=0, yaw=0, rotate=0},
-	    {dx=0, dz=0, rx=0, rz=0, yaw=0, rotate=0},
-	    {dx=0, dz=0, rx=0, rz=0, yaw=0, rotate=0},
-	    {dx=0, dz=0, rx=0, rz=0, yaw=0, rotate=0},
-	    {dx=0, dz=0, rx=0, rz=0, yaw=0, rotate=0},
-	    {dx=0, dz=0, rx=0, rz=0, yaw=0, rotate=0},
-	    {dx=0, dz=0, rx=0, rz=0, yaw=0, rotate=0},
-	    {dx=0, dz=0, rx=0, rz=0, yaw=0, rotate=0},
-	    {dx=0, dz=0, rx=0, rz=0, yaw=0, rotate=0},
-	    {dx=0, dz=0, rx=0, rz=0, yaw=0, rotate=0},
-	}
 
 -- dx/dy = depth vector, rx/ly = right vector, yaw = yaw of entity,
--- rotate = next facedir/wallmount on rotate
-
 local function get_values(node)
 	local ndef = minetest.registered_nodes[node.name]
-
+	
 	if ndef then
-		if ndef.paramtype2 == "wallmounted" then
+		local paramtype2 = ndef.paramtype2
-			return wallmounted_values[node.param2]
+		if paramtype2 == "wallmounted" or paramtype2 == "colorwallmounted" then
-		end
+			return wallmounted_values[node.param2 % 8]
-		if ndef.paramtype2 == "facedir" then
+		elseif paramtype2 == "facedir" or paramtype2 == "colorfacedir"  then
-			return facedir_values[node.param2]
+			return facedir_values[node.param2 % 32]
 		end
 	end
 end
@@ -97,13 +72,13 @@ local function get_entities(pos)
 	if ndef and ndef.display_entities then
 		for _, objref in ipairs(minetest.get_objects_inside_radius(pos, 1.5)) do
 			local entity = objref:get_luaentity()
-		    if entity and ndef.display_entities[entity.name] and check_entity_pos(pos, objref) then
+			if entity and ndef.display_entities[entity.name] and check_entity_pos(pos, objref) then
 				if objrefs[entity.name] then
-				    objref:remove()
+					objref:remove()
 				else
 					objrefs[entity.name] = objref
 				end
-		    end
+			end
 		end
 	end
 	return objrefs
@@ -123,9 +98,9 @@ local function place_entities(pos)
 	local ndef = minetest.registered_nodes[node.name]
 	local values = get_values(node)
 	local objrefs = get_entities(pos)
-
+	
 	if values and ndef and ndef.display_entities then
-
+		
 		for entity_name, props in pairs(ndef.display_entities) do
 			local depth = clip_pos_prop(props.depth)
 			local right = clip_pos_prop(props.right)
@@ -133,12 +108,12 @@ local function place_entities(pos)
 			if not objrefs[entity_name] then
 				objrefs[entity_name] = minetest.add_entity(pos, entity_name)
 			end
-
+			
 			objrefs[entity_name]:setpos({
 				x = pos.x - values.dx * depth + values.rx * right,
 				y = pos.y - top,
 				z = pos.z - values.dz * depth + values.rz * right})
-
+			
 			objrefs[entity_name]:setyaw(values.yaw)
 		end
 	end
@@ -151,7 +126,7 @@ local function call_node_on_display_update(pos, objref)
 	local entity = objref:get_luaentity()
 	if ndef and ndef.display_entities and entity and ndef.display_entities[entity.name] then
 		ndef.display_entities[entity.name].on_display_update(pos, objref)
-	end	
+	end
 end
 
 --- Force entity update
@@ -160,7 +135,7 @@ function display_api.update_entities(pos)
 	for _, objref in pairs(objrefs) do
 		objref:get_luaentity().pos = minetest.hash_node_position(pos)
 		call_node_on_display_update(pos, objref)
-    end
+	end
 end
 
 --- On_activate callback for display_api entities. Calls on_display_update callbacks
@@ -186,31 +161,30 @@ end
 
 --- On_place callback for display_api items. Does nothing more than preventing item
 --- from being placed on ceiling or ground 
-function display_api.on_place(itemstack, placer, pointed_thing)
+function display_api.on_place(itemstack, placer, pointed_thing, override_param2)
 	local ndef = itemstack:get_definition()
 	local above = pointed_thing.above
 	local under = pointed_thing.under
 	local dir = {x = under.x - above.x,
-				 y = under.y - above.y,
+	             y = 0,
-				 z = under.z - above.z}
+	             z = under.z - above.z}
-
+	
+	-- If item is not placed on a wall, use the player's view direction instead
+	if dir.x == 0 and dir.z == 0 then
+		dir = placer:get_look_dir()
+		dir.y = 0
+	end
+	
+	local param2 = 0
 	if ndef then
-		if ndef.paramtype2 == "wallmounted" then
+		local paramtype2 = ndef.paramtype2
-
+		if paramtype2 == "wallmounted" or paramtype2 == "colorwallmounted" then
-			local wdir = minetest.dir_to_wallmounted(dir)
+			param2 = minetest.dir_to_wallmounted(dir)
-
+		elseif paramtype2 == "facedir" or paramtype2 == "colorfacedir"  then
-			if wdir == 0 or wdir == 1 then
+			param2 = minetest.dir_to_facedir(dir)
-				dir = placer:get_look_dir()
-				dir.y = 0
-				wdir = minetest.dir_to_wallmounted(dir)
-			end
-
-			return minetest.item_place(itemstack, placer, pointed_thing, wdir)
-		else
-			return minetest.item_place(itemstack, placer, pointed_thing, minetest.dir_to_facedir(dir))
 		end
 	end
-
+	return minetest.item_place(itemstack, placer, pointed_thing, param2 + (override_param2 or 0))
 end
 
 --- On_construct callback for display_api items. Creates entities and update them.
@@ -227,14 +201,11 @@ function display_api.on_destruct(pos)
 	end
 end
 
--- On_rotate (screwdriver) callback for display_api items. Prevents axis rotation and reorients entities.
+-- On_rotate (screwdriver) callback for display_api items. Prevents invalid rotations and reorients entities.
-function display_api.on_rotate(pos, node, user, mode, new_param2)
+function display_api.on_rotate(pos, node, user, _, new_param2)
-	if mode ~= 1 then return false end
+	node.param2 = new_param2
-
+	if get_values(node) then
-	local values = get_values(node)
+		minetest.swap_node(pos, node)
-
-	if values then
-		minetest.swap_node(pos, {name = node.name, param1 = node.param1, param2 = values.rotate})
 		place_entities(pos)
 		return true
 	else

font_api/fallbacks.lua

@@ -0,0 +1,176 @@
+--[[
+    font_api mod for Minetest - Library to add font display capability
+    to display_api mod.
+    (c) Pierre-Yves Rollo
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+--]]
+
+-- This is the unicode char fallback map. If a char is not present in
+-- font, this maps indicates which char to try to use instead next.
+
+return {
+	-- Lowercase chars
+	['a'] = 'A',	['b'] = 'B',	['c'] = 'C',	['d'] = 'D',
+	['e'] = 'E',	['f'] = 'F',	['g'] = 'G',	['h'] = 'H',
+	['i'] = 'I',	['j'] = 'J',	['k'] = 'K',	['l'] = 'L',
+	['m'] = 'M',	['n'] = 'N',	['o'] = 'O',	['p'] = 'P',
+	['q'] = 'Q',	['r'] = 'R',	['s'] = 'S',	['t'] = 'T',
+	['u'] = 'U',	['v'] = 'V',	['w'] = 'W',	['x'] = 'X',
+	['y'] = 'Y',	['z'] = 'Z',
+
+	-- Special
+	['¢'] = 'c',	['£'] = 'L',	['¥'] = 'Y',	['€'] = 'E',
+	['©'] = '(C)',	['®'] = '(R)',	['™'] = 'TM',
+	['ª'] = 'a',	['º'] = 'o',
+	['«'] = '"',	['»'] = '"',	['´'] = '\'',
+	['¹'] = '1',	['²'] = '2',	['³'] = '3',
+	['µ'] = 'u',	['¤'] = 'o',
+	['¼'] = '1/4',	['½'] = '1/2',	['¾'] = '3/4',
+	['⅛'] = '1/8',	['⅜'] = '3/8',  ['⅝'] = '5/8',  ['⅞'] = '7/8',
+	['¿'] = '?',
+
+	-- Upper case accents
+	['À'] = 'A',	['Á'] = 'A',	['Â'] = 'A',	['Ã'] = 'A',
+	['Ä'] = 'A',	['Å'] = 'A',
+	['Æ'] = 'AE',	['Ç'] = 'C',
+	['È'] = 'E',	['É'] = 'E',	['Ê'] = 'E',	['Ë'] = 'E',
+	['Ì'] = 'I',	['Í'] = 'I',	['Î'] = 'I',	['Ï'] = 'I',
+	['Ð'] = 'D',	['Ñ'] = 'N',
+	['Ò'] = 'O',	['Ó'] = 'O',	['Ô'] = 'O',	['Õ'] = 'O',
+	['Ö'] = 'O',	['Ø'] = 'O',
+	['Ú'] = 'U',	['Ù'] = 'U',	['Û'] = 'U',	['Ü'] = 'U',
+	['×'] = 'x',	['Ý'] = 'Y',
+
+	-- Lower case accents
+	['à'] = 'a',	['à'] = 'a',	['á'] = 'a',	['â'] = 'a',
+	['ã'] = 'a',	['ä'] = 'a',	['å'] = 'a',
+	['æ'] = 'ae',	['ç'] = 'c',
+	['è'] = 'e',	['é'] = 'e',	['ê'] = 'e',	['ë'] = 'e',
+	['ì'] = 'i',	['í'] = 'i',	['î'] = 'i',	['ï'] = 'i',
+	['ð'] = 'd',	['ñ'] = 'n',
+	['ò'] = 'o',	['ó'] = 'o',	['ô'] = 'o',	['õ'] = 'o',
+	['ö'] = 'o',	['ø'] = 'o',
+	['ù'] = 'u',	['ú'] = 'u',	['û'] = 'u',	['ü'] = 'u',
+	['ý'] = 'y',	['ÿ'] = 'y',
+
+	-- Extended latin A
+
+	['Ā'] = 'A',	['ā'] = 'a',	['Ă'] = 'A',	['ă'] = 'a',
+	['Ą'] = 'A',	['ą'] = 'a',	['Ć'] = 'C',	['ć'] = 'c',
+	['Ĉ'] = 'C',	['ĉ'] = 'c',	['Ċ'] = 'C',	['ċ'] = 'c',
+	['Č'] = 'C',	['č'] = 'c',	['Ď'] = 'D',	['ď'] = 'd',
+	['Đ'] = 'D',	['đ'] = 'd',	['Ē'] = 'E',	['ē'] = 'e',
+	['Ĕ'] = 'E',	['ĕ'] = 'e',	['Ė'] = 'E',	['ė'] = 'e',
+	['Ę'] = 'E',	['ę'] = 'e',	['Ě'] = 'E',	['ě'] = 'e',
+	['Ĝ'] = 'G',	['Ğ'] = 'G',	['ğ'] = 'g',	['ĝ'] = 'g',
+	['Ġ'] = 'G',	['ġ'] = 'g',	['Ģ'] = 'G',	['ģ'] = 'g',
+	['Ĥ'] = 'H',	['ĥ'] = 'h',	['Ħ'] = 'H',	['ħ'] = 'h',
+	['Ĩ'] = 'I',	['ĩ'] = 'i',	['Ī'] = 'I',	['ī'] = 'i',
+	['Ĭ'] = 'I',	['ĭ'] = 'i',	['Į'] = 'I',	['į'] = 'i',
+	['ı'] = 'i',	['İ'] = 'I',	['IJ'] = 'IJ',	['ij'] = 'ij',
+	['Ĵ'] = 'J',	['ĵ'] = 'j',	['ķ'] = 'k',	['Ķ'] = 'K',
+	['ĸ'] = 'k',
+	['Ĺ'] = 'L',	['ĺ'] = 'l',	['Ļ'] = 'L',	['ļ'] = 'l',
+	['Ľ'] = 'L',	['ľ'] = 'l',	['Ŀ'] = 'L',	['ŀ'] = 'l',
+	['Ł'] = 'L',	['ł'] = 'l',	['Ń'] = 'N',	['ń'] = 'n',
+	['Ņ'] = 'N',	['ņ'] = 'n',	['Ň'] = 'N',	['ň'] = 'n',
+	['ʼn'] = 'n',	['Ŋ'] = 'n',	['ŋ'] = 'n',
+	['Ō'] = 'O',	['ō'] = 'o',	['Ŏ'] = 'O',	['ŏ'] = 'o',
+	['ő'] = 'o',	['Ő'] = 'O',	['œ'] = 'oe',	['Œ'] = 'OE',
+	['Ŕ'] = 'R',	['ŕ'] = 'r',	['Ŗ'] = 'R',	['ŗ'] = 'r',
+	['Ř'] = 'R',	['ř'] = 'r',	['Ś'] = 'S',	['ś'] = 's',
+	['Ŝ'] = 'S',	['ŝ'] = 's',	['Ş'] = 'S',	['ş'] = 's',
+	['Š'] = 'S',	['š'] = 's',	['Ţ'] = 'T',	['ţ'] = 't',
+	['ť'] = 't',	['Ŧ'] = 'T',	['Ť'] = 'T',	['ŧ'] = 't',
+	['Ũ'] = 'U',	['ũ'] = 'u',	['Ū'] = 'U',	['ū'] = 'u',
+	['Ŭ'] = 'U',	['ŭ'] = 'u',	['Ů'] = 'U',	['ů'] = 'u',
+	['Ű'] = 'U',	['ű'] = 'u',	['Ų'] = 'U',	['ų'] = 'u',
+	['Ŵ'] = 'W',	['ŵ'] = 'w',	['Ŷ'] = 'Y',	['ŷ'] = 'y',
+	['Ÿ'] = 'Y',
+	['Ź'] = 'Z',	['ź'] = 'z',	['Ż'] = 'Z',	['ż'] = 'z',
+	['Ž'] = 'Z',	['ž'] = 'z',	['ſ'] = 's',
+
+	-- Extended latin B
+	['ƀ'] = 'b',	['Ɓ'] = 'B',	['Ƃ'] = 'B',	['ƃ'] = 'b',
+	['Ɔ'] = 'O',
+	['Ƈ'] = 'C',	['ƈ'] = 'c',	['Ɖ'] = 'D',	['Ɗ'] = 'D',
+	['Ƌ'] = 'D',	['ƌ'] = 'd',	['Ǝ'] = 'E',	['Ə'] = 'e',
+	['Ɛ'] = 'E',
+	['Ƒ'] = 'F',	['ƒ'] = 'f',	['Ɠ'] = 'G',
+	['ƕ'] = 'hv',	['Ɨ'] = 'I',	['Ƙ'] = 'K',	['ƙ'] = 'k',
+	['ƚ'] = 'l',	['Ɯ'] = 'M',	['Ɲ'] = 'N',	['ƞ'] = 'n',
+	['Ɵ'] = 'O',
+	['Ơ'] = 'O',	['ơ'] = 'o',	['Ƣ'] = 'OI',	['ƣ'] = 'oi',
+	['Ƥ'] = 'P',	['ƥ'] = 'p',	['Ʀ'] = 'YR',
+	['Ƨ'] = 'S',	['ƨ'] = 's',	['ƫ'] = 't',
+	['Ƭ'] = 'T',	['ƭ'] = 't',	['Ʈ'] = 'T',
+	['Ư'] = 'U',	['ư'] = 'u',	['Ʋ'] = 'V',
+	['Ƴ'] = 'Y',	['ƴ'] = 'y',	['Ƶ'] = 'Z',	['ƶ'] = 'z',
+	['ƻ'] = '2',	['Ƽ'] = '5',	['ƽ'] = '5',
+	['DŽ'] = 'DZ',	['Dž'] = 'Dz',	['dž'] = 'dz',
+	['LJ'] = 'LJ',	['Lj'] = 'Lj',	['lj'] = 'lj',
+	['NJ'] = 'NJ',	['Nj'] = 'Nj',	['nj'] = 'nj',
+	['Ǎ'] = 'A',	['ǎ'] = 'a',	['Ǐ'] = 'I',	['ǐ'] = 'i',
+	['Ǒ'] = 'O',	['ǒ'] = 'o',	['Ǔ'] = 'U',	['ǔ'] = 'u',
+	['Ǖ'] = 'U',	['ǖ'] = 'u',	['Ǘ'] = 'U',	['ǘ'] = 'u',
+	['Ǚ'] = 'U',	['ǚ'] = 'u',	['Ǜ'] = 'U',	['ǜ'] = 'u',
+	['ǝ'] = 'e',
+	['Ǟ'] = 'A',	['ǟ'] = 'a',	['Ǡ'] = 'A',	['ǡ'] = 'a',
+	['Ǣ'] = 'Æ',	['ǣ'] = 'æ',	['Ǥ'] = 'G',	['ǥ'] = 'g',
+	['Ǧ'] = 'G',	['ǧ'] = 'g',	['Ǩ'] = 'K',	['ǩ'] = 'k',
+	['Ǫ'] = 'Q',	['ǫ'] = 'q',	['Ǭ'] = 'Q',	['ǭ'] = 'q',
+	['ǰ'] = 'J',
+	['DZ'] = 'DZ',	['Dz'] = 'Dz',	['dz'] = 'dz',
+	['Ǵ'] = 'G',	['ǵ'] = 'g',	['Ƕ'] = 'H',
+	['Ǹ'] = 'N',	['ǹ'] = 'n',	['Ǻ'] = 'A',	['ǻ'] = 'a',
+	['Ǽ'] = 'Æ',	['ǽ'] = 'æ',	['Ǿ'] = 'Ø',	['ǿ'] = 'ø',
+	['Ȁ'] = 'A',	['ȁ'] = 'a',	['Ȃ'] = 'A',	['ȃ'] = 'a',
+	['Ȅ'] = 'E',	['ȅ'] = 'e',	['Ȇ'] = 'E',	['ȇ'] = 'e',
+	['Ȉ'] = 'I',	['ȉ'] = 'i',	['Ȋ'] = 'I',	['ȋ'] = 'i',
+	['Ȍ'] = 'O',	['ȍ'] = 'o',	['Ȏ'] = 'O',	['ȏ'] = 'o',
+	['Ȑ'] = 'R',	['ȑ'] = 'r',	['Ȓ'] = 'R',	['ȓ'] = 'r',
+	['Ȕ'] = 'U',	['ȕ'] = 'u',	['Ȗ'] = 'U',	['ȗ'] = 'u',
+	['Ș'] = 'S',	['ș'] = 's',	['Ț'] = 'T',	['ț'] = 't',
+	['Ȟ'] = 'H',	['ȟ'] = 'h',	['Ƞ'] = 'N',
+	['ȡ'] = 'd',
+	['Ȣ'] = 'OU',	['ȣ'] = 'ou',	['Ȥ'] = 'Z',	['ȥ'] = 'z',
+	['Ȧ'] = 'A',	['ȧ'] = 'a',	['Ȩ'] = 'E',	['ȩ'] = 'e',
+	['Ȫ'] = 'O',	['ȫ'] = 'o',	['Ȭ'] = 'O',	['ȭ'] = 'o',
+	['Ȯ'] = 'O',	['ȯ'] = 'o',	['Ȱ'] = 'O',	['ȱ'] = 'o',
+	['Ȳ'] = 'Y',	['ȳ'] = 'y',	['ȴ'] = 'l',
+	['ȵ'] = 'n',	['ȶ'] = 't',	['ȷ'] = 'j',
+	['ȸ'] = 'db',	['ȹ'] = 'qp',	['Ⱥ'] = 'A',
+	['Ȼ'] = 'C',	['ȼ'] = 'c',	['Ƚ'] = 'L',
+	['Ⱦ'] = 'T',	['ȿ'] = 's',	['ɀ'] = 'z',
+	['Ƀ'] = 'B',	['Ʉ'] = 'U',	['Ʌ'] = 'V',
+	['Ɇ'] = 'E',	['ɇ'] = 'e',	['Ɉ'] = 'J',	['ɉ'] = 'j',
+	['Ɋ'] = 'Q',	['ɋ'] = 'q',	['Ɍ'] = 'R',	['ɍ'] = 'r',
+	['Ɏ'] = 'Y',	['ɏ'] = 'y',	['ɐ'] = 'a',
+	['ɓ'] = 'b',	['ɔ'] = 'o',
+	['ɕ'] = 'c',	['ɖ'] = 'd',	['ɗ'] = 'd',
+	['ɘ'] = 'e',	['ə'] = 'e',	['ɚ'] = 'e',
+	['ɛ'] = 'e',	['ɜ'] = 'e',	['ɝ'] = 'e',	['ɞ'] = 'e',
+	['ɟ'] = 'j',
+	['ɠ'] = 'g',	['ɡ'] = 'g',	['ɢ'] = 'G',
+	['ɥ'] = 'h',	['ɦ'] = 'h',	['ɧ'] = 'h',
+	['ɨ'] = 'i',	['ɪ'] = 'I',
+	['ɫ'] = 'l',	['ɬ'] = 'l',	['ɭ'] = 'l',
+	['ɮ'] = 'lz',
+	['ɯ'] = 'm',	['ɰ'] = 'm',	['ɱ'] = 'm',
+	['ɲ'] = 'n',	['ɳ'] = 'n',	['ɴ'] = 'N',
+	['ɵ'] = 'o',	['ɶ'] = 'Œ',
+	['ɹ'] = 'r',	['ɺ'] = 'r',	['ɻ'] = 'r',
+	['ɼ'] = 'r',	['ɽ'] = 'r',	['ɾ'] = 'r',	['ɿ'] = 'r',
+}

font_api/font.lua

@@ -17,111 +17,129 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 --]]
 
+-- Fallback table
+local fallbacks = dofile(font_api.path.."/fallbacks.lua")
+
 -- Local functions
 ------------------
 
--- Table deep copy
+-- Returns number of UTF8 bytes of the first char of the string
-
+local function get_char_bytes(str)
-local function deep_copy(input)
+	local msb = str:byte(1)
-	local output = {}
+	if msb ~= nil then
-	local key, value
+		if msb <  0x80 then return 1 end
-	for key, value in pairs(input) do
+		if msb >= 0xF0 then return 4 end
-		if type(value) == 'table' then
+		if msb >= 0xE0 then	return 3 end
-			output[key] = deep_copy(value)
+		if msb >= 0xC2 then	return 2 end
-		else
-			output[key] = value
-		end
 	end
-	return output
 end
 
--- Returns next char, managing ascii and unicode plane 0 (0000-FFFF).
+-- Returns the unicode codepoint of the first char of the string
-
+local function char_to_codepoint(str)
-local function get_next_char(text, pos)
+	local bytes = get_char_bytes(str)
-
+	if bytes == 1 then
-	local msb = text:byte(pos)
+	    return str:byte(1)
-	-- 1 byte char, ascii equivalent codepoints
+	elseif bytes == 2 then
-	if msb < 0x80 then
+		return (str:byte(1) - 0xC2) * 0x40
-	    return msb, pos + 1
+			+ str:byte(2)
+	elseif bytes == 3 then
+		return (str:byte(1) - 0xE0) * 0x1000
+			+ str:byte(2) % 0x40 * 0x40
+			+ str:byte(3) % 0x40
+	elseif bytes == 4 then -- Not tested
+		return (str:byte(1) - 0xF0) * 0x40000
+			+ str:byte(2) % 0x40 * 0x1000
+			+ str:byte(3) % 0x40 * 0x40
+			+ str:byte(4) % 0x40
 	end
-
-	-- 4 bytes char not managed (Only 16 bits codepoints are managed)
-	if msb >= 0xF0 then
-		return 0, pos + 4
-	end
-
-	-- 3 bytes char
-	if msb >= 0xE0 then
-		return (msb - 0xE0) * 0x1000
-		       + text:byte(pos + 1) % 0x40 * 0x40
-		       + text:byte(pos + 2) % 0x40,
-		       pos + 3
-	end
-
-	-- 2 bytes char (little endian)
-	if msb >= 0xC2 then
-		return (msb - 0xC2) * 0x40 + text:byte(pos + 1),
-		       pos + 2
-	end
-
-	-- Not an UTF char
-	return 0, pos + 1
 end
 
 -- Split multiline text into array of lines, with <maxlines> maximum lines.
-
+-- Can not use minetest string.split as it has bug if first line(s) empty
 local function split_lines(text, maxlines)
-	local splits = text:split("\n")
+	local lines = {}
-	if maxlines then
+	local pos = 1
-		local lines = {}
+	repeat
-		for num = 1,maxlines do
+		local found = string.find(text, "\n", pos)
-			lines[num] = splits[num]
+		found = found or #text + 1
-		end
+		lines[#lines + 1] = string.sub(text, pos, found - 1)
-		return lines
+		pos = found + 1
-	else
+	until (maxlines and (#lines >= maxlines)) or (pos > (#text + 1))
-		return splits
+	return lines
-	end
 end
 
 --------------------------------------------------------------------------------
 --- Font class
 
-font_api.Font = {}
+local Font = {}
+font_api.Font = Font
 
-function font_api.Font:new(def)
+function Font:new(def)
 
 	if type(def) ~= "table" then
-		minetest.log("error", "Font definition must be a table.")
+		minetest.log("error",
+			"[font_api] Font definition must be a table.")
 		return nil
 	end
-	
+
 	if def.height == nil or def.height <= 0 then
-		minetest.log("error", "Font definition must have a positive height.")
+		minetest.log("error",
+			"[font_api] Font definition must have a positive height.")
 		return nil
 	end
 
 	if type(def.widths) ~= "table" then
-		minetest.log("error", "Font definition must have a widths array.")
+		minetest.log("error",
+			"[font_api] Font definition must have a widths array.")
 		return nil
 	end
 
 	if def.widths[0] == nil then
-		minetest.log("error", 
+		minetest.log("error",
-			"Font must have a char with codepoint 0 (=unknown char).")
+			"[font_api] Font must have a char with codepoint 0 (=unknown char).")
 		return nil
 	end
 
-	local font = deep_copy(def)
+	local font = table.copy(def)
 	setmetatable(font, self)
 	self.__index = self
 	return font
 end
 
+--- Gets the next char of a text
+-- @return Codepoint of first char,
+-- @return Remaining string without this first char
+
+function Font:get_next_char(text)
+	local bytes = get_char_bytes(text)
+
+	if bytes == nil then
+		minetest.log("warning",
+			"[font_api] Encountered a non UTF char, not displaying text.")
+		return nil, ''
+	end
+
+	local codepoint = char_to_codepoint(text)
+
+	-- Fallback mechanism
+	if self.widths[codepoint] == nil then
+		local char = text:sub(1, bytes)
+
+		if fallbacks[char] then
+			return self:get_next_char(fallbacks[char]..text:sub(bytes+1))
+		else
+			return 0, text:sub(bytes+1) -- Ultimate fallback
+		end
+	else
+		return codepoint, text:sub(bytes+1)
+	end
+end
+
 --- Returns the width of a given char
 -- @param char : codepoint of the char
 -- @return Char width
 
-function font_api.Font:get_char_width(char)
+function Font:get_char_width(char)
 	-- Replace chars with no texture by the NULL(0) char
 	if self.widths[char] ~= nil then
 		return self.widths[char]
@@ -134,13 +152,13 @@ end
 -- @param nb_of_lines : number of text lines (default 1)
 -- @return Text height
 
-function font_api.Font:get_height(nb_of_lines)
+function Font:get_height(nb_of_lines)
 	if nb_of_lines == nil then nb_of_lines = 1 end
-	
+
 	if nb_of_lines > 0 then
-		return 
+		return
 			(
-				(self.height or 0) + 
+				(self.height or 0) +
 				(self.margintop or 0) +
 				(self.marginbottom or 0)
 			) * nb_of_lines +
@@ -154,16 +172,14 @@ end
 -- @param line Line of text which the width will be computed.
 -- @return Text width
 
-function font_api.Font:get_width(line)
+function Font:get_width(line)
-
+	local codepoint
-	local char
 	local width = 0
-	local pos = 1
+	line = line or ''
 
-	-- TODO: Use iterator
+	while line ~= "" do
-	while pos <= #line do
+		codepoint, line = self:get_next_char(line)
-		char, pos = get_next_char(line, pos)
+		width = width + self:get_char_width(codepoint)
-		width = width + self:get_char_width(char)
 	end
 
 	return width
@@ -176,30 +192,21 @@ end
 -- @param y Vertical position of the line in texture
 -- @return Texture string
 
-function font_api.Font:make_line_texture(line, texturew, x, y)
+function Font:make_line_texture(line, texturew, x, y)
+	local codepoint
 	local texture = ""
-	local char
+	line = line or ''
-	local pos = 1
 
-	-- TODO: Use iterator
+	while line ~= '' do
-	while pos <= #line do
+		codepoint, line = self:get_next_char(line)
-		char, pos = get_next_char(line, pos)
-
-		-- Replace chars with no texture by the NULL(0) char
-		if self.widths[char] == nil 
-		then
-			print(string.format("["..font_api.name
-                                .."] Missing char %d (%04x)",char,char))
-			char = 0
-		end
 
 		-- Add image only if it is visible (at least partly)
-		if x + self.widths[char] >= 0 and x <= texturew then
+		if x + self.widths[codepoint] >= 0 and x <= texturew then
 			texture = texture..
 				string.format(":%d,%d=font_%s_%04x.png",
-				              x, y, self.name, char)
+				              x, y, self.name, codepoint)
 		end
-		x = x + self.widths[char]
+		x = x + self.widths[codepoint]
 	end
 
 	return texture
@@ -215,13 +222,13 @@ end
 -- @param color Color of the text (optional)
 -- @return Texture string
 
-function font_api.Font:make_text_texture(text, texturew, textureh, maxlines,
+function Font:make_text_texture(text, texturew, textureh, maxlines,
                                          halign, valign, color)
 	local texture = ""
 	local lines = {}
 	local textheight = 0
 	local y
-    
+
 	-- Split text into lines (limited to maxlines fist lines)
 	for num, line in pairs(split_lines(text, maxlines)) do
 		lines[num] = { text = line, width = self:get_width(line) }
@@ -238,7 +245,7 @@ function font_api.Font:make_text_texture(text, texturew, textureh, maxlines,
 			y = (textureh - textheight) / 2
 		end
 	end
-    
+
 	y = y + (self.margintop or 0)
 
 	for _, line in pairs(lines) do
@@ -263,4 +270,3 @@ function font_api.Font:make_text_texture(text, texturew, textureh, maxlines,
 	if color then texture = texture.."^[colorize:"..color end
 	return texture
 end
-

font_api/fontform.lua

@@ -0,0 +1,154 @@
+--[[
+    font_api mod for Minetest - Library to add font display capability
+    to display_api mod.
+    (c) Pierre-Yves Rollo
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+--]]
+
+local modname = minetest.get_current_modname()
+
+local contexts = {}
+
+minetest.register_on_leaveplayer(function(player)
+	if minetest.is_player(player) then
+		contexts[player:get_player_name()] = nil
+	end
+end)
+
+local function get_context(playername)
+	if not contexts[playername] then
+		contexts[playername] = { playername = playername }
+	end
+	return contexts[playername]
+end
+
+-- Show node formspec functions
+local function show_node_formspec(playername, pos)
+	local meta = minetest.get_meta(pos)
+
+	-- Decontextualize formspec
+	local fs = meta:get_string('formspec')
+
+	if not fs then
+		return
+	end
+
+	-- Change context and currrent_name references to nodemeta references
+	-- Change context and currrent_name references to nodemeta references
+	local nodemeta = string.format("nodemeta:%i,%i,%i", pos.x, pos.y ,pos.z)
+	fs = fs:gsub("current_name", nodemeta)
+	fs = fs:gsub("context", nodemeta)
+
+	-- Change all ${} to their corresponding metadata values
+	local s, e
+	repeat
+		s, e = fs:find('%${.*}')
+		if s and e then
+			fs = fs:sub(1, s-1)..
+				minetest.formspec_escape(meta:get_string(fs:sub(s+2,e-1)))..
+				fs:sub(e+1)
+		end
+	until s == nil
+
+	local context = get_context(playername)
+	context.node_pos = pos
+
+	-- Find node on_receive_fields
+	local ndef = minetest.registered_nodes[minetest.get_node(pos).name]
+	if ndef and ndef.on_receive_fields then
+		context.on_receive_fields = ndef.on_receive_fields
+	end
+
+	-- Show formspec
+	minetest.show_formspec(playername, modname..':context_formspec', fs)
+end
+
+minetest.register_on_player_receive_fields(function(player, formname, fields)
+	if formname ~= modname..':context_formspec' then
+		return
+	end
+
+	if not minetest.is_player(player) then
+		return true
+	end
+
+	local context = get_context(player:get_player_name())
+	if context.on_receive_fields then
+		context.on_receive_fields(context.pos, '', fields, player)
+	end
+	return true
+end)
+
+-- Specific functions
+
+local function show_font_formspec(playername)
+	local context = get_context(playername)
+	local fonts = {}
+	for name, _ in pairs(font_api.registered_fonts) do
+		fonts[#fonts+1] = name
+	end
+	table.sort(fonts)
+
+	local fs = 'size[4,'..(#fonts + 0.8)..']'
+		..default.gui_bg..default.gui_bg_img..default.gui_slots
+		..'button_exit[0,'..(#fonts)..';4,1;cancel;Cancel]'
+
+	for line = 1, #fonts do
+		local font = font_api.get_font(fonts[line])
+		fs = fs..'image[0.1,'..(line-0.9)..';4.5,0.8;'
+		..font:make_text_texture(font.name, font:get_height()*5,
+			font:get_height()*1.2, 1, "center", "top", "#fff")
+		..']button_exit[0,'..(line-1)..';4,1;font_'..font.name..';]'
+	end
+	minetest.show_formspec(context.playername, modname..':font_list', fs)
+end
+
+minetest.register_on_player_receive_fields(function(player, formname, fields)
+	if formname ~= modname..':font_list' then
+		return
+	end
+
+	if not minetest.is_player(player) then
+		return true
+	end
+
+	local playername = player:get_player_name()
+	local context = get_context(playername)
+
+	if minetest.is_protected(context.pos, playername) then
+		return true
+	end
+
+	if fields.quit == 'true' then
+		for name, _ in pairs(font_api.registered_fonts) do
+			if fields['font_'..name] then
+				local meta = minetest.get_meta(context.pos)
+				meta:set_string("font", name)
+				display_api.update_entities(context.pos)
+			end
+		end
+		-- Using after to avoid the "double close" bug
+		minetest.after(0, show_node_formspec, playername, context.pos)
+	end
+	return true
+end)
+
+function font_api.show_font_list_from_pos(player, pos)
+	if minetest.is_player(player) then
+		local context = get_context(player:get_player_name())
+		context.pos = pos
+		show_font_formspec(player:get_player_name())
+	end
+end

font_api/init.lua

@@ -29,9 +29,10 @@ font_api.path = minetest.get_modpath(font_api.name)
 
 dofile(font_api.path.."/font.lua")
 dofile(font_api.path.."/registry.lua")
+dofile(font_api.path.."/fontform.lua")
 
 --- Standard on_display_update entity callback.
--- Node should have a corresponding display_entity with size, resolution and 
+-- Node should have a corresponding display_entity with size, resolution and
 -- maxlines fields and optionally halign, valign and color fields
 -- @param pos Node position
 -- @param objref Object reference of entity
@@ -49,8 +50,8 @@ function font_api.on_display_update(pos, objref)
 
 		local maxlines = def.maxlines or 1 -- TODO:How to do w/o maxlines ?
 
-		objref:set_properties({ 		 
+		objref:set_properties({
-			textures={font:make_text_texture(text, 
+			textures={font:make_text_texture(text,
 				font:get_height(maxlines) * def.size.x / def.size.y
 					/ (def.aspect_ratio or 1),
 				font:get_height(maxlines),
@@ -62,4 +63,3 @@ end
 
 -- Compatibility
 font_lib = font_api
-

signs/crafts.lua

@@ -2,17 +2,60 @@ minetest.register_craft({
 	output = 'signs:wooden_right_sign',
 	recipe = {
 		{'group:wood', 'group:wood', 'group:wood'},
-		{'group:wood', 'group:wood', ''},
+		{'group:wood', 'group:wood', 'dye:black'},
 		{'', '', ''},
 	}
 })
 
+minetest.register_craft({
+	output = 'signs:wooden_right_sign',
+	type = 'shapeless',
+	recipe = { 'signs:wooden_long_sign' }
+})
+
+minetest.register_craft({
+	output = 'signs:wooden_long_sign',
+	recipe = {
+		{'group:wood', 'dye:black',  'group:wood'},
+		{'group:wood', 'group:wood', 'group:wood'},
+		{'', '', ''},
+	}
+})
+
+minetest.register_craft({
+	output = 'signs:wooden_long_sign',
+	type = 'shapeless',
+	recipe = { 'signs:wooden_right_sign' }
+})
+
+minetest.register_craft({
+	output = 'signs:wooden_sign',
+	recipe = {
+		{'', 'dye:black',  ''},
+		{'group:wood', 'group:wood', 'group:wood'},
+		{'group:wood', 'group:wood', 'group:wood'},
+	}
+})
+
 minetest.register_craft({
 	output = 'signs:paper_poster',
 	recipe = {
-		{'default:paper', 'default:paper', ''},
+		{'default:paper', 'default:paper', 'dye:black'},
 		{'default:paper', 'default:paper', ''},
 		{'default:paper', 'default:paper', ''},
 	}
 })
 
+minetest.register_craft({
+	output = 'signs:label_small',
+	recipe = {
+		{'default:paper', 'dye:black'},
+	}
+})
+
+minetest.register_craft({
+	output = 'signs:label_small',
+	recipe = {
+		{'default:paper', 'default:paper', 'dye:black'},
+	}
+})

signs/nodes.lua

@@ -27,7 +27,7 @@ local function display_poster(pos, node, player)
 	local meta = minetest.get_meta(pos)
 	local def = minetest.registered_nodes[node.name].display_entities["signs:display_text"]
 	local font = font_api.get_font(meta:get_string("font") or def.font_name)
-	
+
 	-- Title texture
 	local titletexture = font:make_text_texture(
 		meta:get_string("display_text"), font:get_height()*8.4, font:get_height(), 1, "center")
@@ -77,12 +77,12 @@ local function on_receive_fields_poster(pos, formname, fields, player)
 	local node = minetest.get_node(pos)
 
 	if not minetest.is_protected(pos, player:get_player_name()) and fields then
-		if formname == node.name.."@"..minetest.pos_to_string(pos)..":display" and 
+		if formname == node.name.."@"..minetest.pos_to_string(pos)..":display"
-		  fields.edit then
+		   and fields.edit then
 			edit_poster(pos, node, player)
 		end
-		if formname == node.name.."@"..minetest.pos_to_string(pos)..":edit" and
+		if formname == node.name.."@"..minetest.pos_to_string(pos)..":edit"
-		   (fields.write or fields.key_enter) then
+		   and (fields.write or fields.key_enter) then
 			meta:set_string("display_text", fields.display_text)
 			meta:set_string("text", fields.text)
 			meta:set_string("infotext", "\""..fields.display_text
@@ -98,10 +98,40 @@ display_api.register_display_entity("signs:display_text")
 
 -- Sign models and registration
 local models = {
+	wooden_sign = {
+		depth = 1/16, width = 14/16, height = 12/16,
+		entity_fields = {
+			size = { x = 12/16, y = 10/16 },
+			maxlines = 3,
+			color = "#000",
+		},
+		node_fields = {
+			description = S("Wooden sign"),
+			tiles = { "signs_wooden.png" },
+			inventory_image = "signs_wooden_inventory.png",
+			groups= { dig_immediate = 2 },
+		},
+	},
+	wooden_long_sign = {
+		depth = 1/16, width = 1, height = 7/16,
+		entity_fields = {
+			size = { x = 1, y = 6/16 },
+			maxlines = 2,
+			color = "#000",
+		},
+		node_fields = {
+			description = S("Wooden long sign"),
+			tiles = { "signs_wooden_long.png", "signs_wooden_long.png",
+			"signs_wooden_long.png^[transformR90",
+			"signs_wooden_long.png^[transformR90",
+			"signs_wooden_long.png", "signs_wooden_long.png",
+			},
+			inventory_image = "signs_wooden_long_inventory.png",
+			groups= { dig_immediate = 2 },
+		},
+	},
 	wooden_right_sign = {
-		depth = 1/16,
+		depth = 1/16, width = 14/16, height = 7/16,
-		width = 14/16,
-		height = 7/16,
 		entity_fields = {
 			right = -3/32,
 			size = { x = 12/16, y = 6/16 },
@@ -111,19 +141,18 @@ local models = {
 		node_fields = {
 			description = S("Wooden direction sign"),
 			tiles = { "signs_wooden_direction.png" },
-			inventory_image = "signs_wooden_inventory.png",
+			inventory_image = "signs_wooden_direction_inventory.png",
 			signs_other_dir = 'signs:wooden_left_sign',
 			on_place = signs_api.on_place_direction,
 			drawtype = "mesh",
 			mesh = "signs_dir_right.obj",
 			selection_box = { type="fixed", fixed = {-0.5, -7/32, 0.5, 7/16, 7/32, 7/16}},
 			collision_box = { type="fixed", fixed = {-0,5, -7/32, 0.5, 7/16, 7/32, 7/16}},
+			groups= { dig_immediate = 2 },
 		},
 	},
 	wooden_left_sign = {
-		depth = 1/16,
+		depth = 1/16, width = 14/16, height = 7/16,
-		width = 14/16,
-		height = 7/16,
 		entity_fields = {
 			right = 3/32,
 			size = { x = 12/16, y = 6/16 },
@@ -133,20 +162,18 @@ local models = {
 		node_fields = {
 			description = S("Wooden direction sign"),
 			tiles = { "signs_wooden_direction.png" },
-			inventory_image = "signs_wooden_inventory.png",
+			inventory_image = "signs_wooden_direction_inventory.png",
 			signs_other_dir = 'signs:wooden_right_sign',
 			drawtype = "mesh",
 			mesh = "signs_dir_left.obj",
 			selection_box = { type="fixed", fixed = {-7/16, -7/32, 0.5, 0.5, 7/32, 7/16}},
 			collision_box = { type="fixed", fixed = {-7/16, -7/32, 0.5, 0.5, 7/32, 7/16}},
-			groups = { not_in_creative_inventory = 1 },
+			groups = { not_in_creative_inventory = 1, dig_immediate = 2 },
 			drop = "signs:wooden_right_sign",
 		},
 	},
 	paper_poster = {
-		depth = 1/32,
+		depth = 1/32, width = 26/32, height = 30/32,
-		width = 26/32,
-		height = 30/32,
 		entity_fields = {
 			top = -11/32,
 			size = { x = 26/32, y = 6/32 },
@@ -159,11 +186,40 @@ local models = {
 			          "signs_poster_sides.png", "signs_poster_sides.png",
 			          "signs_poster_sides.png", "signs_poster.png" },
 			inventory_image = "signs_poster_inventory.png",
+			groups= { dig_immediate = 3 },
 			on_construct = display_api.on_construct,
 			on_rightclick = display_poster,
 			on_receive_fields = on_receive_fields_poster,
 		},
 	},
+	label_small = {
+		depth = 1/32, width = 4/16, height = 4/16,
+		entity_fields = {
+			size = { x = 4/16, y = 4/16 },
+			maxlines = 1,
+			color = "#000",
+		},
+		node_fields = {
+			description = S("Small label"),
+			tiles = { "signs_label.png" },
+			inventory_image = "signs_label_small_inventory.png",
+			groups= { dig_immediate = 3 },
+		},
+	},
+	label_medium = {
+		depth = 1/32, width = 8/16, height = 8/16,
+		entity_fields = {
+			size = { x = 8/16, y = 8/16 },
+			maxlines = 2,
+			color = "#000",
+		},
+		node_fields = {
+			description = S("Label"),
+			tiles = { "signs_label.png" },
+			inventory_image = "signs_label_medium_inventory.png",
+			groups= { dig_immediate = 3 },
+		},
+	},
 }
 
 -- Node registration
@@ -171,4 +227,3 @@ for name, model in pairs(models)
 do
 	signs_api.register_sign("signs", name, model)
 end
-

signs/svg/poster.svg

@@ -15,8 +15,8 @@
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    id="svg2985"
    version="1.1"
-   inkscape:version="0.48.4 r9939"
+   inkscape:version="0.92.3 (2405546, 2018-03-11)"
-   sodipodi:docname="affiche.svg"
+   sodipodi:docname="poster.svg"
    inkscape:export-filename="/home/pyrollo/dev/minetest-mods/signs/textures/signs_poster.png"
    inkscape:export-xdpi="90"
    inkscape:export-ydpi="90">
@@ -73,18 +73,18 @@
      borderopacity="1.0"
      inkscape:pageopacity="0.0"
      inkscape:pageshadow="2"
-     inkscape:zoom="11.197802"
+     inkscape:zoom="22.395604"
-     inkscape:cx="-4.798213"
+     inkscape:cx="15.573035"
-     inkscape:cy="9.6735437"
+     inkscape:cy="16.977299"
-     inkscape:current-layer="layer5"
+     inkscape:current-layer="layer2"
      showgrid="true"
      inkscape:grid-bbox="true"
      inkscape:document-units="px"
-     inkscape:window-width="1239"
+     inkscape:window-width="785"
-     inkscape:window-height="776"
+     inkscape:window-height="447"
-     inkscape:window-x="41"
+     inkscape:window-x="2459"
-     inkscape:window-y="24"
+     inkscape:window-y="340"
-     inkscape:window-maximized="1"
+     inkscape:window-maximized="0"
      showguides="true"
      inkscape:guide-bbox="true"
      inkscape:object-paths="true">
@@ -95,11 +95,13 @@
        visible="true"
        enabled="true"
        snapvisiblegridlinesonly="true"
-       spacingx="0.5px"
+       spacingx="0.5"
-       spacingy="0.5px"
+       spacingy="0.5"
        dotted="false"
        color="#ff0000"
-       opacity="0.1254902" />
+       opacity="0.1254902"
+       originx="0"
+       originy="0" />
   </sodipodi:namedview>
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      id="metadata2990">
@@ -109,7 +111,7 @@
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         <dc:type
            rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
-        <dc:title></dc:title>
+        <dc:title />
       </cc:Work>
     </rdf:RDF>
   </metadata>
@@ -127,7 +129,7 @@
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+       style="color:#000000;display:inline;overflow:visible;visibility:visible;fill:#feffed;fill-opacity:0.76862745;fill-rule:nonzero;stroke:none;stroke-width:0;marker:none;enable-background:accumulate"
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        width="32"
        height="32"
@@ -136,18 +138,22 @@
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        xml:space="preserve"
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+       style="font-style:normal;font-weight:normal;line-height:0.01%;font-family:sans-serif;text-align:center;letter-spacing:0px;word-spacing:0px;text-anchor:middle;fill:#000000;fill-opacity:1;stroke:none"><flowRegion
-         id="flowRegion5630"><rect
+         id="flowRegion5630"
+         style="font-family:sans-serif"><rect
            id="rect5632"
            width="3.6625218"
            height="4.6728725"
            x="12.692533"
-           y="-10.876763" /></flowRegion><flowPara
+           y="-10.876763"
-         id="flowPara5634" /></flowRoot>  </g>
+           style="font-family:sans-serif" /></flowRegion><flowPara
+         id="flowPara5634"
+         style="font-size:4px;line-height:1.25;font-family:sans-serif"> </flowPara></flowRoot>  </g>
   <g
      inkscape:groupmode="layer"
      id="layer4"
-     inkscape:label="Fond inv">
+     inkscape:label="Fond inv"
+     style="display:inline">
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        style="display:inline"
        y="-0.081405997"
@@ -158,7 +164,7 @@
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+       style="color:#000000;display:inline;overflow:visible;visibility:visible;fill:#feffed;fill-opacity:0.76862745;fill-rule:nonzero;stroke:none;stroke-width:0;marker:none;enable-background:accumulate"
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+         style="font-style:normal;font-weight:normal;line-height:0%;font-family:sans-serif;text-align:center;letter-spacing:0px;word-spacing:0px;text-anchor:middle;fill:#000000;fill-opacity:1;stroke:none"
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            id="tspan4140"
            sodipodi:role="line"
-           style="font-weight:bold;-inkscape-font-specification:Sans Bold">READ ME !</tspan></text>
+           style="font-weight:bold;font-size:3.42845988px;line-height:1.25;font-family:sans-serif;-inkscape-font-specification:'Sans Bold'">READ ME !</tspan></text>
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+  <g
+     inkscape:groupmode="layer"
+     id="layer2"
+     inkscape:label="Label frame"
+     style="display:inline">
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+       d="m 19,27.5 h 1"
        id="path3097"
        inkscape:connector-curvature="0"
        sodipodi:nodetypes="cc" />
     <path
        style="fill:none;stroke:#000000;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
-       d="m 21,27.5 3,0"
+       d="m 21,27.5 h 3"
        id="path3099"
        inkscape:connector-curvature="0"
        sodipodi:nodetypes="cc" />
     <path
        style="fill:none;stroke:#000000;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
-       d="m 7,25.5 2,0"
+       d="M 7,25.5 H 9"
        id="path3101"
        inkscape:connector-curvature="0" />
     <path
        style="fill:none;stroke:#000000;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
-       d="m 10,25.5 5,0"
+       d="m 10,25.5 h 5"
        id="path3103"
        inkscape:connector-curvature="0" />
     <path
        style="fill:none;stroke:#000000;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
-       d="m 16,25.5 4,0"
+       d="m 16,25.5 h 4"
        id="path3105"
        inkscape:connector-curvature="0" />
   </g>

signs_api/init.lua

@@ -35,49 +35,62 @@ function signs_api.set_display_text(pos, text, font)
 	else
 		meta:set_string("infotext", "")
 	end
-	meta:set_string("font", font)
+	if font then
+		meta:set_string("font", font)
+	end
 	display_api.update_entities(pos)
 end
 
 function signs_api.set_formspec(pos)
 	local meta = minetest.get_meta(pos)
 	local ndef = minetest.registered_nodes[minetest.get_node(pos).name]
-	if ndef and ndef.display_entities 
+	if ndef and ndef.display_entities
 	   and ndef.display_entities["signs:display_text"] then
 		local maxlines = ndef.display_entities["signs:display_text"].maxlines
-		local formspec, formheight
+		local fs, x, y
 
 		if maxlines == 1 then
-			formspec =
+			fs = "field[0.5,0.7;5.5,1;display_text;"..F("Text")..
-				"field[0.5,0.7;5.5,1;display_text;"..F("Text")..
+				";${display_text}]"
-					";${display_text}]"
+			y = 1.2
-			formheight = 2	
 		else
 			local extralabel = ""
 			if maxlines then
 				extralabel = F(" (first %s lines only)"):format(maxlines)
 			end
 
-			formspec = 
+			fs = "textarea[0.5,0.7;5.5,2;display_text;"..F("Text")..""..
-				"textarea[0.5,0.7;5.5,2;display_text;"..F("Text")..""..
 					extralabel..";${display_text}]"
-			formheight = 3
+			y = 2.4
 		end
 
-		formspec = formspec.."button_exit[2,"..formheight..";2,1;ok;"..
+		x = 0.2
+		fs = fs.."image_button["..x..","..y..";0.5,0.5;font_api_font.png;font;]"
+		x = x + 0.4
+		fs = fs.."image_button["..x..","..y..";0.5,0.5;font_api_left.png;left;]"
+		x = x + 0.4
+		fs = fs.."image_button["..x..","..y..";0.5,0.5;font_api_center.png;center;]"
+		x = x + 0.4
+		fs = fs.."image_button["..x..","..y..";0.5,0.5;font_api_right.png;right;]"
+		y = y + 0.7
+		fs = fs.."button_exit[2,"..y..";2,1;ok;"..
 			F("Write").."]"
-		formheight = formheight + 1
+		y = y + 0.8
-		formspec = "size[6,"..formheight.."]"..default.gui_bg..
+		fs = "size[6,"..y.."]"..default.gui_bg..
-			default.gui_bg_img..default.gui_slots..formspec
+			default.gui_bg_img..default.gui_slots..fs
 
-		meta:set_string("formspec", formspec)
+		meta:set_string("formspec", fs)
 	end
 end
 
 function signs_api.on_receive_fields(pos, formname, fields, player)
 	if not minetest.is_protected(pos, player:get_player_name()) then
 		if fields and (fields.ok or fields.key_enter) then
-			signs_api.set_display_text(pos, fields.display_text, fields.font)
+			signs_api.set_display_text(pos, fields.display_text)
+		end
+		if fields and (fields.font) then
+			signs_api.set_display_text(pos, fields.display_text)
+			font_api.show_font_list_from_pos(player, pos)
 		end
 	end
 end
@@ -132,18 +145,19 @@ function signs_api.on_place_direction(itemstack, placer, pointed_thing)
 end
 
 -- Handles screwdriver rotation. Direction is affected for direction signs
+-- If rotation mode is 2 and sign is directional, swap direction.
+-- Otherwise use display_api's on_rotate function.
 function signs_api.on_rotate(pos, node, player, mode, new_param2)
 	if mode == 2 then
 		local ndef = minetest.registered_nodes[node.name]
-	    if ndef.signs_other_dir then
+		if ndef.signs_other_dir then
-		    minetest.swap_node(pos, {name = ndef.signs_other_dir,
+			minetest.swap_node(pos, {name = ndef.signs_other_dir,
-                param1 = node.param1, param2 = node.param2})
+				param1 = node.param1, param2 = node.param2})
 			display_api.update_entities(pos)
-	    end
+			return true
-	else
+		end
-        display_api.on_rotate(pos, node, user, mode, new_param2)
 	end
-    return false;
+	return display_api.on_rotate(pos, node, user, mode, new_param2)
 end
 
 function signs_api.register_sign(mod, name, model)
@@ -182,7 +196,8 @@ function signs_api.register_sign(mod, name, model)
 		on_destruct = display_api.on_destruct,
 		on_rotate = signs_api.on_rotate,
 		on_receive_fields =  signs_api.on_receive_fields,
-		on_punch = function(pos, node, player, pointed_thing) 
+		on_punch = function(pos, node, player, pointed_thing)
+				signs_api.set_formspec(pos)
 				display_api.update_entities(pos)
 			end,
 	}
@@ -210,7 +225,3 @@ end
 
 -- Text entity for all signs
 display_api.register_display_entity("signs:display_text")
-
-
-
-

signs_road/nodes.lua

@@ -189,7 +189,7 @@ local models = {
 			drawtype = "mesh",
 			mesh = "signs_dir_right.obj",
 			selection_box = { type = "fixed", fixed = { -0.5, -7/32, 0.5, 7/16, 7/32, 7/16 } },
-			collision_box = { type = "fixed", fixed = { -0,5, -7/32, 0.5, 7/16, 7/32, 7/16 } },
+			collision_box = { type = "fixed", fixed = { -0.5, -7/32, 0.5, 7/16, 7/32, 7/16 } },
 		},
 	},
 	green_left_sign = {
@@ -237,7 +237,7 @@ local models = {
 			drawtype = "mesh",
 			mesh = "signs_dir_right.obj",
 			selection_box = { type = "fixed", fixed = { -0.5, -7/32, 0.5, 7/16, 7/32, 7/16 } },
-			collision_box = { type = "fixed", fixed = { -0,5, -7/32, 0.5, 7/16, 7/32, 7/16 } },
+			collision_box = { type = "fixed", fixed = { -0.5, -7/32, 0.5, 7/16, 7/32, 7/16 } },
 		},
 	},
 	yellow_left_sign = {
@@ -285,7 +285,7 @@ local models = {
 			drawtype = "mesh",
 			mesh = "signs_dir_right.obj",
 			selection_box = { type = "fixed", fixed = { -0.5, -7/32, 0.5, 7/16, 7/32, 7/16 } },
-			collision_box = { type = "fixed", fixed = { -0,5, -7/32, 0.5, 7/16, 7/32, 7/16 } },
+			collision_box = { type = "fixed", fixed = { -0.5, -7/32, 0.5, 7/16, 7/32, 7/16 } },
 		},
 	},
 	white_left_sign = {

steles/nodes.lua

@@ -59,7 +59,7 @@ for i, material in ipairs(steles.materials) do
 			},
 			on_place = function(itemstack, placer, pointed_thing)
 					minetest.rotate_node(itemstack, placer, pointed_thing)
-					display_api.on_place(itemstack, placer, pointed_thing)
+					return display_api.on_place(itemstack, placer, pointed_thing)
 				end,
 			on_construct = 	function(pos)
 					local meta = minetest.get_meta(pos)