From 96b4407ae6410affd0db1e6d6d657d4f65d32235 Mon Sep 17 00:00:00 2001
From: Aki <nthirtyone@gmail.com>
Date: Sun, 28 Aug 2016 20:41:48 +0200
Subject: No blinking; buttons enabled/disabled

---
 button.lua            | 17 +++++------------
 config/menuhost.lua   |  3 +++
 config/menumain.lua   | 12 ++++++------
 config/menuselect.lua |  8 ++++++--
 selector.lua          |  2 ++
 5 files changed, 22 insertions(+), 20 deletions(-)

diff --git a/button.lua b/button.lua
index 4b397cf..c5681b2 100644
--- a/button.lua
+++ b/button.lua
@@ -9,8 +9,7 @@ Button = {
 	sprite,
 	quads,
 	delay = 2,
-	blinker = 1,
-	parent
+	parent,
 }
 
 function Button:new(parent)
@@ -39,9 +38,7 @@ function Button:blur()
 	self.focused = false
 end
 function Button:active() end
-function Button:blink()
-	self.blinker = 0
-end	
+function Button:isEnabled() return true end
 function Button:set(name, func)
 	if type(name) == "string" and type(func) == "function" then
 		self[name] = func
@@ -50,13 +47,12 @@ function Button:set(name, func)
 end
 function Button:draw(scale)
 	local x,y = self:getPosition()
-	local blinker = math.floor(self.blinker*4)
 	local quad = self.quads
 	local sprite = self.sprite
-	if blinker%2 == 0 then
+	if self:isEnabled() then
 		love.graphics.setColor(255, 255, 255, 255)
 	else
-		love.graphics.setColor(255, 100, 100, 255)
+		love.graphics.setColor(140, 140, 140, 255)
 	end
 	love.graphics.draw(sprite, quad.button.normal, x*scale, y*scale, 0, scale, scale)
 	if self.focused then
@@ -71,12 +67,9 @@ 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
+	if action == "attack" and self.focused and self:isEnabled() then
 		self:active()
 	end
 end
diff --git a/config/menuhost.lua b/config/menuhost.lua
index 6e52482..487b75f 100644
--- a/config/menuhost.lua
+++ b/config/menuhost.lua
@@ -24,6 +24,9 @@ return {
 	button:new(menu)
 		:setText("Select")
 		:setPosition(bx,101)
+		:set("isEnabled", function ()
+				return map_selector:isLocked()
+			end)
 		:set("active", function (self)
 				MAP = map_selector:getFullSelection(true)[1][1]
 				self.parent:load("menuselect")
diff --git a/config/menumain.lua b/config/menumain.lua
index 2ca2c59..e1bd89f 100644
--- a/config/menumain.lua
+++ b/config/menumain.lua
@@ -18,22 +18,22 @@ return {
 	button:new(menu)
 		:setText("Join")
 		:setPosition(bx, 96)
-		:set("active", function (self)
-				self:blink()
+		:set("isEnabled", function (self)
+				return false
 			end)
 	,
 	button:new(menu)
 		:setText("Settings")
 		:setPosition(bx, 112)
-		:set("active", function (self)
-				self:blink()
+		:set("isEnabled", function (self)
+				return false
 			end)
 	,
 	button:new(menu)
 		:setText("Credits")
 		:setPosition(bx, 128)
-		:set("active", function (self)
-				self:blink()
+		:set("isEnabled", function (self)
+				return false
 			end)
 	,
 	button:new(menu)
diff --git a/config/menuselect.lua b/config/menuselect.lua
index 31cf02e..c79396c 100644
--- a/config/menuselect.lua
+++ b/config/menuselect.lua
@@ -24,12 +24,16 @@ return {
 	start_button
 		:setText("Force start")
 		:setPosition(bx,134)
+		:set("isEnabled", function ()
+				if #naut_selector:getFullSelection(false) > 1 then
+					return true
+				end
+				return false
+			end)
 		:set("active", function (self)
 				local nauts = naut_selector:getFullSelection(false)
 				if #nauts > 1 then
 					changeScene(World:new(MAP, nauts))
-				else
-					self:blink()
 				end
 			end)
 	,
diff --git a/selector.lua b/selector.lua
index f382bbb..75c0190 100644
--- a/selector.lua
+++ b/selector.lua
@@ -136,11 +136,13 @@ end
 
 -- Check if given number is locked
 function Selector:isLocked(n)
+	local n = n or 1
 	return self.locks[n]
 end
 
 -- Get value of selection of given number
 function Selector:getSelection(n)
+	local n = n or 1
 	return self.selections[n]
 end
 
-- 
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