Charakterbewegungen hinzugefügt, Deko hinzugefügt, Kochrezepte angepasst

mods/futil/util/class.lua

@@ -0,0 +1,89 @@
+function futil.class1(super)
+	local class = {}
+	class.__index = class -- this becomes the index "metamethod" of objects
+
+	setmetatable(class, {
+		__index = super and super.__index or super,
+		__call = function(this_class, ...)
+			local obj = setmetatable({}, this_class)
+			local init = obj._init
+			if init then
+				init(obj, ...)
+			end
+			return obj
+		end,
+	})
+
+	function class:is_a(class2)
+		if class == class2 then
+			return true
+		end
+
+		if super and super:is_a(class2) then
+			return true
+		end
+
+		return false
+	end
+
+	return class
+end
+
+function futil.class(...)
+	local class = {}
+	class.__index = class
+
+	local meta = {
+		__call = function(this_class, ...)
+			local obj = setmetatable({}, this_class)
+			local init = obj._init
+			if init then
+				init(obj, ...)
+			end
+			return obj
+		end,
+	}
+
+	local parents = { ... }
+	class._parents = parents
+
+	if #parents > 0 then
+		function meta:__index(key)
+			for i = #parents, 1, -1 do
+				local parent = parents[i]
+				local index = parent.__index
+				local v
+				if index then
+					if type(index) == "function" then
+						v = index(self, key)
+					else
+						v = index[key]
+					end
+				else
+					v = parent[key]
+				end
+				if v then
+					return v
+				end
+			end
+		end
+	end
+
+	setmetatable(class, meta)
+
+	function class:is_a(class2)
+		if class == class2 then
+			return true
+		end
+
+		for _, parent in ipairs(parents) do
+			if parent:is_a(class2) then
+				return true
+			end
+		end
+
+		return false
+	end
+
+	return class
+end