Testing: next/prev

1 files changed, 35 insertions, 8 deletions

diff --git a/selector.lua b/selector.lua
index 96113df..fb2decb 100644
--- a/selector.lua
+++ b/selector.lua
@@ -62,16 +62,35 @@ function Selector:init()
 		self.sets = Controller.getSets()
 		self.locks = {}
 		self.selections = {}
-		for i=1,#self.sets do
-			self.locks[i] = false
-			self.selections[i] = 1
+		for n=1,#self.sets do
+			self.locks[n] = false
+			self.selections[n] = 1
 		end
 	end
+	return self
 end
 
 -- Cycle through list on given number
-function Selector:next(n) end
-function Selector:previous(n) end
+function Selector:next(n)
+	local total = #self.list
+	local current = self.selections[n]
+	local locked = self:isLocked(n)
+	if not locked then
+		self.selections[n] = (current % total) + 1
+	end
+end
+function Selector:previous(n)
+	local total = #self.list
+	local current = self.selections[n]
+	local locked = self:isLocked(n)
+	if not locked then
+		if current == 1 then
+			self.selections[n] = total
+		else
+			self.selections[n] = current - 1
+		end
+	end
+end
 
 -- Get number associated with a given set
 function Selector:checkNumber(set)
@@ -87,7 +106,7 @@ function Selector:isLocked(n)
 end
 
 -- Get value of selection of given number
-function Selector:getSelectionValue(n)
+function Selector:getSelection(n)
 	return self.selections[n]
 end
 
@@ -106,11 +125,19 @@ function Selector:blur() -- Called when Element loses focus
 end 
 
 -- LÖVE2D callbacks
-function Selector:draw(scale) end
+function Selector:draw(scale)
+	local x,y = self:getPosition()
+	local text = self:getListValue(self:getSelection(1))
+	love.graphics.setFont(Font)
+	love.graphics.setColor(255, 255, 255, 255)
+	love.graphics.printf(text, (x)*scale, (y)*scale, 54, "center", 0, scale, scale)
+end
 function Selector:update(dt) end
 
 -- Controller callbacks
-function Selector:controlpressed(set, action, key) end
+function Selector:controlpressed(set, action, key)
+	self:next(1)
+end
 function Selector:controlreleased(set, action, key) end
 
 return Selector
\ No newline at end of file