-----------------------------
-- Levak ©2011 --------------
-- http://levak.free.fr/ ----
-- levak92@gmail.com --------
-----------------------------

------ Properties management

Properties = class(Screen())

function Properties:init(items)
	self.items = items
	self.selectedIndex = 0
	self.selectedIndex = self:escapeNullElement(1)
end

function Properties:paint(gc)
	local obj = objList[selectedObjList[#selectedObjList]]
	gc:setColorRGB(0, 0, 0)
	gc:setFont("sansserif", "b", flarge)
	local x = gc:drawString("Object : ", 0, 0, "top")
	if not obj then
		gc:drawString("none", x, 0, "top")
	else
		gc:drawString(obj.name, x, 0, "top")
		for i, v in ipairs(self.items) do
			if type(v) == "table" then
				v.active = self.selectedIndex == i
				v:paint(gc, 10, i * (normal + 5), platform.window:width() - 15, obj)
			elseif type(v) == "string" then
				gc:setFont("sansserif", "r", fxsmall)
				gc:drawString(v, 5, i * (normal + 5), "top")
			end
		end
	end
end

function Properties:timer()
	platform.window:invalidate()
end

function Properties:charIn(ch)
	self.items[self.selectedIndex]:charIn(ch)
	platform.window:invalidate()
end

function Properties:mouseDown(x, y)

end

function Properties:arrowKey(key)
	if key == "down" then
		if self.typing then
		
		else
			self:tabKey()
		end
	elseif key == "up" then
		if self.typing then
			
		else
			self:backtabKey()
		end
	end
	if key == "right" then
		
	elseif key == "left" then
		
	end
	self.items[self.selectedIndex]:arrowKey(key)
	platform.window:invalidate()
end

function Properties:escapeNullElement(n)
	local i = (self.selectedIndex + n - 1) % #self.items + 1
	-- Is the next item invalid and can we iter anyways ?
	if type(self.items[i]) == "table" then
		return i
	else
		self.selectedIndex = i 
		return self:escapeNullElement(n)
	end
end

function Properties:tabKey()
	if not self.items[self.selectedIndex].typing then
		self.selectedIndex = self:escapeNullElement(1)
	end
	platform.window:invalidate()
end

function Properties:backtabKey()
	if not self.items[self.selectedIndex].typing then
		self.selectedIndex = self:escapeNullElement(-1)
	end
	platform.window:invalidate()
end

function Properties:clearKey()
	self.items[self.selectedIndex]:clearKey()
	platform.window:invalidate()
end

function Properties:backspaceKey()
	self.items[self.selectedIndex]:backspaceKey()
	platform.window:invalidate()
end

function Properties:enterKey()
	self.items[self.selectedIndex]:enterKey(objList[selectedObjList[#selectedObjList]])
	platform.window:invalidate()
end

function Properties:escapeKey()
	self.items[self.selectedIndex]:escapeKey()
	platform.window:invalidate()
end

function Properties:help()

end

PropertiesScreen = Properties({
	"Position",
	TextInput("X : ",	function(target) return tostring(target.position[1]) end, 
						function(target, value) target.position[1] = tonumber(value) or target.position[1] var.store(target.name..".position", target.position) end),
	TextInput("Y : ",	function(target) return tostring(target.position[2]) end,
						function(target, value) target.position[2] = tonumber(value) or target.position[2] var.store(target.name..".position", target.position) end),
	TextInput("Z : ",	function(target) return tostring(target.position[3]) end,
						function(target, value) target.position[3] = tonumber(value) or target.position[3] var.store(target.name..".position", target.position) end),
	"", "Rotation",
	TextInput("X : ",	function(target) return tostring(target.rotation[1]) end, 
						function(target, value) target.rotation[1] = tonumber(value) or target.rotation[1] var.store(target.name..".rotation", target.rotation) end),
	TextInput("Y : ",	function(target) return tostring(target.rotation[2]) end,
						function(target, value) target.rotation[2] = tonumber(value) or target.rotation[2] var.store(target.name..".rotation", target.rotation) end),
	TextInput("Z : ",	function(target) return tostring(target.rotation[3]) end,
						function(target, value) target.rotation[3] = tonumber(value) or target.rotation[3] var.store(target.name..".rotation", target.rotation) end),
	"", "Scale",
	TextInput("X : ",	function(target) return tostring(target.scale[1]) end, 
						function(target, value) target.scale[1] = tonumber(value) or target.scale[1] var.store(target.name..".scale", target.scale) end),
	TextInput("Y : ",	function(target) return tostring(target.scale[2]) end,
						function(target, value) target.scale[2] = tonumber(value) or target.scale[2] var.store(target.name..".scale", target.scale) end),
	TextInput("Z : ",	function(target) return tostring(target.scale[3]) end,
						function(target, value) target.scale[3] = tonumber(value) or target.scale[3] var.store(target.name..".scale", target.scale) end),
})