-- Id: 14839

-- More information about this indicator can be found at:
-- http://fxcodebase.com/code/viewtopic.php?f=17&t=62685

--+------------------------------------------------------------------+
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--|                                            http://fxcodebase.com |
--+------------------------------------------------------------------+
--|                                      Developed by : Mario Jemic  |                    
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--+------------------------------------------------------------------+

-- Indicator profile initialization routine
-- If the current bars of AC and AO are green, it shows that the zone is green.
-- If the current bars of �� and �� red, it shows that the zone is red.
-- If the bars of AC and AO are differently directed then the bar is colored grey (grey zone).
function Init()
    indicator:name("Moving Average Paint Bar");
    indicator:description("");
    indicator:requiredSource(core.Bar);
    indicator:type(core.Indicator);
	
	indicator.parameters:addGroup("Calculation");
	indicator.parameters:addString("Price1", "Fast MA Price Source", "", "close");
    indicator.parameters:addStringAlternative("Price1", "OPEN", "", "open");
    indicator.parameters:addStringAlternative("Price1", "HIGH", "", "high");
    indicator.parameters:addStringAlternative("Price1", "LOW", "", "low");
    indicator.parameters:addStringAlternative("Price1","CLOSE", "", "close");
    indicator.parameters:addStringAlternative("Price1", "MEDIAN", "", "median");
    indicator.parameters:addStringAlternative("Price1", "TYPICAL", "", "typical");
    indicator.parameters:addStringAlternative("Price1", "WEIGHTED", "", "weighted");	
    indicator.parameters:addInteger("Fast", "Fast Average Period", "", 34);
	indicator.parameters:addString("Method1", "Fast MA Method", "Method" , "MVA");
    indicator.parameters:addStringAlternative("Method1", "MVA", "MVA" , "MVA");
    indicator.parameters:addStringAlternative("Method1", "EMA", "EMA" , "EMA");
   indicator.parameters:addStringAlternative("Method1", "LWMA", "LWMA" , "LWMA");
    indicator.parameters:addStringAlternative("Method1", "TMA", "TMA" , "TMA");
    indicator.parameters:addStringAlternative("Method1", "SMMA", "SMMA" , "SMMA");
    indicator.parameters:addStringAlternative("Method1", "KAMA", "KAMA" , "KAMA");
    indicator.parameters:addStringAlternative("Method1", "VIDYA", "VIDYA" , "VIDYA");
    indicator.parameters:addStringAlternative("Method1", "WMA", "WMA" , "WMA");
	
	
	indicator.parameters:addString("Price2", "Slow MA Price Source", "", "close");
    indicator.parameters:addStringAlternative("Price2", "OPEN", "", "open");
    indicator.parameters:addStringAlternative("Price2", "HIGH", "", "high");
    indicator.parameters:addStringAlternative("Price2", "LOW", "", "low");
    indicator.parameters:addStringAlternative("Price2","CLOSE", "", "close");
    indicator.parameters:addStringAlternative("Price2", "MEDIAN", "", "median");
    indicator.parameters:addStringAlternative("Price2", "TYPICAL", "", "typical");
    indicator.parameters:addStringAlternative("Price2", "WEIGHTED", "", "weighted");	
	
    indicator.parameters:addInteger("Slow", "Slow Average Period", "", 200);
	indicator.parameters:addString("Method2", "Slow MA Method", "Method" , "MVA");
    indicator.parameters:addStringAlternative("Method2", "MVA", "MVA" , "MVA");
    indicator.parameters:addStringAlternative("Method2", "EMA", "EMA" , "EMA");
 indicator.parameters:addStringAlternative("Method2", "LWMA", "LWMA" , "LWMA");
    indicator.parameters:addStringAlternative("Method2", "TMA", "TMA" , "TMA");
    indicator.parameters:addStringAlternative("Method2", "SMMA", "SMMA" , "SMMA");
    indicator.parameters:addStringAlternative("Method2", "KAMA", "KAMA" , "KAMA");
    indicator.parameters:addStringAlternative("Method2", "VIDYA", "VIDYA" , "VIDYA");
    indicator.parameters:addStringAlternative("Method2", "WMA", "WMA" , "WMA");
	
	indicator.parameters:addGroup("Style");
	indicator.parameters:addColor("Up", "Up Trend Color","Up Trend Color", core.rgb(0,255,0));
	indicator.parameters:addColor("Down", "Down Trend Color","Down Trend Color", core.rgb(255,0,0));
	indicator.parameters:addColor("Neutral", "Neutral Trend Color","Neutral Trend Color", core.rgb(0,0,0));
	
end

-- Indicator instance initialization routine
-- Processes indicator parameters and creates output streams
-- Parameters block
local Fast,Slow, fast,slow, Method1,Method2,Price1,Price2;
local first;
local source = nil;

-- Streams block
--local HZU = nil;
--local HZL = nil;

local open=nil;
local close=nil;
local high=nil;
local low=nil;
local Up, Down, Neutral;
-- Routine
function Prepare(nameOnly)   
    Fast = instance.parameters.Fast;
    Slow= instance.parameters.Slow;
	Method1= instance.parameters.Method1;
	Method2= instance.parameters.Method2;
	Price1= instance.parameters.Price1;
	Price2= instance.parameters.Price2;
	
	Up = instance.parameters.Up;
	Down = instance.parameters.Down;
	Neutral = instance.parameters.Neutral; 
	
    source = instance.source;
   
    local name = profile:id() .. "(" .. source:name() .. ", "  .. Fast .. ", " .. Slow .. ")";
    instance:name(name);
	
	if   (nameOnly) then
        return;
    end
	
	
    assert(core.indicators:findIndicator(Method1) ~= nil, Method1 .. " indicator must be installed");
    fast = core.indicators:create(Method1, source[Price1], Fast);
    assert(core.indicators:findIndicator(Method2) ~= nil, Method2 .. " indicator must be installed");
    slow = core.indicators:create(Method2, source[Price2], Slow);
    first = math.max( fast.DATA:first(), slow.DATA:first());	

  
    
	
	open = instance:addStream("open", core.Line, name, "open", core.rgb(0, 0, 0), first)
    high = instance:addStream("high", core.Line, name, "high", core.rgb(0, 0, 0), first)
    low = instance:addStream("low", core.Line, name, "low", core.rgb(0, 0, 0), first)
    close = instance:addStream("close", core.Line, name, "close", core.rgb(0, 0, 0), first)
    instance:createCandleGroup("ZONE", "", open, high, low, close);
	
	
end

-- Indicator calculation routine
function Update(period, mode)


    fast:update(mode);
	slow:update(mode);

	
	high[period]= source.high[period];
	low[period]= source.low[period];		   
	close[period] = source.close[period];
	open[period]  = source.open[period];	
     
	if period < first  or not source:hasData(period) then
	 open:setColor(period, Neutral);		
    return;
    end 
  
	
local Price=source.close[period];
local FastAvg=fast.DATA[period];
local SlowAvg=slow.DATA[period];
		    
if Price > FastAvg and Price < SlowAvg then
open:setColor(period, Neutral); 
elseif Price < FastAvg and Price > SlowAvg then
open:setColor(period, Neutral); 
elseif FastAvg > SlowAvg and Price > FastAvg then 
open:setColor(period, Up); 
elseif FastAvg > SlowAvg and Price < SlowAvg then 
open:setColor(period, Down); 
elseif FastAvg < SlowAvg and Price < FastAvg then
open:setColor(period, Down); 
elseif FastAvg < SlowAvg and Price > FastAvg then
open:setColor(period, Up); 
end	
 		  
 end