Blink button, fix empty error

4 files changed, 27 insertions, 16 deletions

diff --git a/button.lua b/button.lua
index fd12e0b..6b8ef25 100644
--- a/button.lua
+++ b/button.lua
@@ -11,6 +11,7 @@ Button = {
 	arrow_l = love.graphics.newQuad(58, 0, 5, 5, 68,15),
 	arrow_r = love.graphics.newQuad(63, 0, 5, 5, 68,15),
 	delay = 2,
+	blinker = 1,
 	parent
 }
 
@@ -40,6 +41,9 @@ function Button:blur()
 	self.focused = false
 end
 function Button:active() end
+function Button:blink()
+	self.blinker = 0
+end	
 function Button:set(name, func)
 	if type(name) == "string" and type(func) == "function" then
 		self[name] = func
@@ -48,7 +52,12 @@ function Button:set(name, func)
 end
 function Button:draw(scale)
 	local x,y = self:getPosition()
-	love.graphics.setColor(255, 255, 255, 255)
+	local blinker = math.floor(self.blinker*4)
+	if blinker%2 == 0 then
+		love.graphics.setColor(255, 255, 255, 255)
+	else
+		love.graphics.setColor(255, 100, 100, 255)
+	end
 	love.graphics.draw(self.sprite, self.quad, x*scale, y*scale, 0, scale, scale)
 	if self.focused then
 		love.graphics.draw(self.sprite, self.arrow_l, (x+54+math.floor(self.delay))*scale, (y+5)*scale, 0, scale, scale)
@@ -62,6 +71,9 @@ function Button:update(dt)
 	if self.delay > Button.delay then -- Button.delay is initial
 		self.delay = self.delay - Button.delay
 	end
+	if self.blinker < Button.blinker then -- Button.blink is initial
+		self.blinker = self.blinker + dt
+	end
 end
 function Button:controlpressed(set, action, key)
 	if action == "attack" and self.focused then
diff --git a/config/menuselect.lua b/config/menuselect.lua
index 8d646ba..c3a05c1 100644
--- a/config/menuselect.lua
+++ b/config/menuselect.lua
@@ -23,7 +23,12 @@ return {
 		:setText("Force start")
 		:setPosition(bx,101)
 		:set("active", function (self)
-				changeScene(World:new(nil,naut_selector:getFullSelection(false)))
+				local nauts = naut_selector:getFullSelection(false)
+				if #nauts > 1 then
+					changeScene(World:new(nil, nauts))
+				else
+					self:blink()
+				end
 			end)
 	,
 	button:new(menu)
diff --git a/selector.lua b/selector.lua
index 0b3fe8a..cba01e6 100644
--- a/selector.lua
+++ b/selector.lua
@@ -144,13 +144,14 @@ end
 
 -- Get list of selections, checks if not locked are allowed.
 function Selector:getFullSelection(allowed)
-	local allowed = allowed or false
+	local allowed = allowed
+	if allowed == nil then allowed = false end
 	local t = {}
-	for n,v in ipairs(self.selections) do
+	for n,v in pairs(self.selections) do
 		local name = self:getListValue(self:getSelection(n))
 		local locked = self:isLocked(n)
-		if not (not locked and not allow) then
-			table.insert(t, {name, self.sets[n], self:isLocked(n)})
+		if locked or allowed then
+			table.insert(t, {name, self.sets[n]})
 		end
 	end
 	return t
diff --git a/world.lua b/world.lua
index 8f948ce..57b8cd7 100644
--- a/world.lua
+++ b/world.lua
@@ -36,7 +36,7 @@ World = {
 }
 
 -- Constructor of `World` ZA WARUDO!
-function World:new(map, ...)
+function World:new(map, nauts)
 	-- Meta
 	local o = {}
 	setmetatable(o, self)
@@ -64,7 +64,7 @@ function World:new(map, ...)
 	local map = map or "default"
 	o:loadMap(map)
 	-- Nauts
-	o:spawnNauts(...)
+	o:spawnNauts(nauts)
 	-- Create camera
 	o.camera = Camera:new(o)
 	-- Play music
@@ -110,14 +110,7 @@ function World:loadMap(name)
 end
 
 -- Spawn all the nauts for the round
-function World:spawnNauts(...)
-	local params = {...}
-	local nauts = nil
-	if type(params[1][1]) == "table" then
-		nauts = params[1]
-	else
-		nauts = params
-	end
+function World:spawnNauts(nauts)
 	for _,naut in pairs(nauts) do
 		local x,y = self:getSpawnPosition()
 		local spawn = self:createNaut(x, y, naut[1])