reworked displayword into module

displayword.lua

@@ -1,11 +1,16 @@
 -- Module filling a buffer, sent to the LEDs
 
-function updateColor(data, inverseRow)
+local moduleName = ...
+local M = {} -- public interface
+_G[moduleName] = M
+
+
+function M.updateColor(data, inverseRow)
     --FIXME magic missing to start on the left side
     return data.colorFg
 end
 
-function drawLEDs(data, numberNewChars, inverseRow)
+function M.drawLEDs(data, numberNewChars, inverseRow)
     if (inverseRow == nil) then
          inverseRow=false
     end
@@ -25,7 +30,7 @@ function drawLEDs(data, numberNewChars, inverseRow)
 end
 
 -- Utility function for round
-function round(num)
+function M.round(num)
     under = math.floor(num)
     upper = math.floor(num) + 1
     underV = -(under - num)
@@ -38,11 +43,11 @@ function round(num)
 end
 
 -- Initial value of percentage
-briPercent=50
-data={}
+local briPercent=50
+local data={}
 
 -- Module displaying of the words
-function generateLEDs(words, colorForground, colorMin1, colorMin2, colorMin3, colorMin4)
+function M.generateLEDs(words, colorForground, colorMin1, colorMin2, colorMin3, colorMin4)
  -- Set the local variables needed for the colored progress bar
  data={}
  

main.lua

@@ -42,18 +42,20 @@ function syncTimeFromInternet()
 end
 
 function displayTime()
-     sec, usec = rtctime.get()
+     local sec, usec = rtctime.get()
      -- Handle lazy programmer:
      if (timezoneoffset == nil) then
         timezoneoffset=0
      end
-     time = getTime(sec, timezoneoffset)
-     words = display_timestat(time.hour, time.minute)
+     local time = getTime(sec, timezoneoffset)
+     local words = display_timestat(time.hour, time.minute)
+     print(package.path)
+     dp = require("displayword")
 
-     ledBuf = generateLEDs(words, color, color1, color2, color3, color4)
-     
-     print("Local time : " .. time.year .. "-" .. time.month .. "-" .. time.day .. " " .. time.hour .. ":" .. time.minute .. ":" .. time.second .. " char: " .. tostring(data.drawnCharacters))
+     ledBuf = dp.generateLEDs(words, color, color1, color2, color3, color4)
      
+     print("Local time : " .. time.year .. "-" .. time.month .. "-" .. time.day .. " " .. time.hour .. ":" .. time.minute .. ":" .. time.second .. " char: " .. tostring(dp.data.drawnCharacters))
+    dp = nil 
      --if lines 4 to 6 are inverted due to hardware-fuckup, unfuck it here
 	  if ((inv46 ~= nil) and (inv46 == "on")) then
 		  tempstring = ledBuf:sub(1,99) -- first 33 leds
@@ -115,7 +117,7 @@ function normalOperation()
         print('IP: ',wifi.sta.getip())
         -- Here the WLAN is found, and something is done
         print("Solving dependencies")
-        local dependModules = { "timecore" , "wordclock", "displayword" }
+        local dependModules = { "timecore" , "wordclock" }
         for _,mod in pairs(dependModules) do
             print("Loading " .. mod)
             mydofile(mod)