1 files changed, 29 insertions, 21 deletions
diff --git a/element.lua b/element.lua
index f9d1c3d..e6d91da 100644
--- a/element.lua
+++ b/element.lua
@@ -1,42 +1,50 @@
--- `Element`
--- Empty element for `Menu` creation. Can be anything.
+--- `Element`
+-- Empty element used inside `Menu`.
 Element = {
+	parent = --[[not.Menu]]nil,
 	x = 0,
-	y = 0,
-	parent
+	y = 0
 }
-function Element:new(parent)
-	local o = {}
-	setmetatable(o, self)
-	self.__index = self
+
+Element.__index = Element
+
+function Element:new (parent)
+	local o = setmetatable({}, self)
 	o.parent = parent
 	return o
 end
-function Element:delete() end -- deletes Element
-function Element:getPosition() return self.x, self.y end -- gives x,y of Element
-function Element:setPosition(x,y)
-	self.x, self.y = x, y
+
+function Element:delete () end -- deletes Element
+
+function Element:getPosition ()
+	return self.x, self.y
+end
+function Element:setPosition (x, y)
+	self.x = x or 0
+	self.y = y or 0
 	return self
 end
-function Element:set(name, func)
+
+function Element:set (name, func)
 	if type(name) == "string" and func ~= nil then
 		self[name] = func
 	end
 	return self
 end
 
--- Menu callbacks
-function Element:focus() -- Called when Element gains focus
+-- Called when menu tries to focus on this element.
+-- If it will return false then menu will skip element and go to next in list.
+function Element:focus ()
 	return false
 end 
-function Element:blur() end -- Called when Element loses focus
+function Element:blur () end -- Called when Element loses focus.
 
 -- LÖVE2D callbacks
-function Element:draw(scale) end
-function Element:update(dt) end
+function Element:draw (scale) end
+function Element:update (dt) end
 
 -- Controller callbacks
-function Element:controlpressed(set, action, key) end
-function Element:controlreleased(set, action, key) end
+function Element:controlpressed (set, action, key) end
+function Element:controlreleased (set, action, key) end
 
-return Element
-\ No newline at end of file
+return Element