-- More information about this indicator can be found at:
-- http://fxcodebase.com/code/viewtopic.php?f=17&t=69585

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--|                                            http://fxcodebase.com |
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-- Indicator profile initialization routine

function Init()
    indicator:name("Trend Consideration");
    indicator:description("");
    indicator:requiredSource(core.Tick);
    indicator:type(core.Oscillator);
	
	
	indicator.parameters:addInteger("Period", "Period", "", 5);
 
 
	
	indicator.parameters:addGroup("Style"); 	
    indicator.parameters:addColor("color1", "1. Color", "", core.rgb(0, 255, 0));
	indicator.parameters:addColor("color2", "2. Color", "", core.rgb(255, 0, 0));
	indicator.parameters:addColor("color3", "3. Color", "", core.rgb(0, 0, 288));
	indicator.parameters:addColor("color4", "4. Color", "", core.rgb(128, 128, 128));
 
	
end

-- Indicator instance initialization routine
-- Processes indicator parameters and creates output streams
-- Parameters block

 
local Period; 
 

local first;
local source = nil;
 
local RawData ;
local L={};
-- Routine
 function Prepare(nameOnly)   
 
 
    Period= instance.parameters.Period;
    
	 source = instance.source; 
    first=source:first();
	
	local Parameters= Period ;
 
    local name = profile:id() .. "(" ..  instance.source:name() ..  ", " ..  Parameters .. ")";
    instance:name(name); 


    if   (nameOnly) then
        return;
    end

    assert (source:barSize()=="m15", "The chosen m15 time frame!");
			
   
	
	RawData = instance:addInternalStream(0, 0); 
 
	L[1] = instance:addStream("L1" , core.Line, " L1"," L1",instance.parameters.color1, first ); 
    L[1]:setPrecision(math.max(2, source:getPrecision()));
	
	L[2] = instance:addStream("L2" , core.Line, " L2"," L2",instance.parameters.color2, first ); 
    L[2]:setPrecision(math.max(2, source:getPrecision()));
	
	L[3] = instance:addStream("L3" , core.Line, " L3"," L3",instance.parameters.color3, first ); 
    L[3]:setPrecision(math.max(2, source:getPrecision()));
	
	
	L[4] = instance:addStream("L4" , core.Line, " L4"," L4",instance.parameters.color4, first ); 
    L[4]:setPrecision(math.max(2, source:getPrecision()));
	
	
end

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

 
	
	if period < source:first()  
	then
	return;
	end 
	
	L[1][period]=L[1][period-1];
	L[2][period]=L[2][period-1];
	L[3][period]=L[3][period-1];
    L[4][period]=L[4][period-1];
	RawData[period]=(source[period]- source[period-1])/source:pipSize(); 
 
 
    local date; 
	local Count=0;
	local Sum=0; 
	local ItIs;
	
	    date = core.dateToTable(source:date(period));
	
	    if date.min >= 0 and date.min < 15    then
		ItIs=1;		
		elseif date.min >= 15 and date.min < 30    then 
		ItIs=2; 
		elseif date.min >= 30 and date.min < 45    then  
		ItIs=3;
		elseif date.min >= 45 and date.min < 60    then   
		ItIs=4; 
		end		
		
		
    for i= period, source:first(), -1 do
 
		date = core.dateToTable(source:date(period));
		if date.min >= 0 and date.min < 15   and Count<= Period and ItIs ==1 then
		 Count= Count+1; 
		 Sum=Sum+RawData[period];
		elseif date.min >= 15 and date.min < 30  and Count<= Period and ItIs ==2  then 
		  Count= Count+1; 
		 Sum=Sum+RawData[period];
		elseif date.min >= 30 and date.min < 45   and Count<= Period and ItIs ==3 then  
		  Count= Count+1; 
		 Sum=Sum+RawData[period];
		elseif date.min >= 45 and date.min < 60  and Count<= Period and ItIs ==4 then   
		  Count= Count+1; 
		 Sum=Sum+RawData[period];
		end		
		
		
		if Count==Period then
		break;
		end
	
    end
	
	
	  
	if Count~=0 then
	L[ItIs][period]=L[ItIs][period] +Sum/Count;
    end	
end