//+------------------------------------------------------------------+
//| 3.mq4 |
//| Copyright © 2005, HexSys Software Corp. |
//| http:// |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2005, HexSys Software Corp."
#property link "http://www.metaquotes.net/"
#include <stdlib.mqh>
#property indicator_chart_window
#property indicator_buffers 5
#property indicator_color1 Red
#property indicator_color2 Blue
#property indicator_color3 Yellow
#property indicator_color4 Red
#property indicator_color5 Blue
//---- indicator parameters
extern int CountBar=60;
extern int PosZnak=1000;
//extern int ExtDeviation=5;
//extern int ExtBackstep=3;
//---- indicator buffers
double ExtMapBuffer[];
double ExtMapBuffer2[];
double ExtMapBuffer3[];
double ExtMapBuffer4[];
double ExtMapBuffer5[];
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
IndicatorBuffers(5);
//---- drawing settings
SetIndexStyle(0,DRAW_ARROW);
SetIndexStyle(1,DRAW_ARROW);
SetIndexStyle(2,DRAW_SECTION);
SetIndexStyle(3,DRAW_SECTION);
SetIndexStyle(4,DRAW_SECTION);
//---- indicator buffers mapping
SetIndexBuffer(0,ExtMapBuffer);
SetIndexBuffer(1,ExtMapBuffer2);
SetIndexBuffer(2,ExtMapBuffer3);
SetIndexBuffer(3,ExtMapBuffer4);
SetIndexBuffer(4,ExtMapBuffer5);
SetIndexEmptyValue(0,0.0);
SetIndexEmptyValue(1,0.0);
SetIndexEmptyValue(2,0.0);
SetIndexEmptyValue(3,0.0);
SetIndexEmptyValue(4,0.0);
ArraySetAsSeries(ExtMapBuffer,true);
ArraySetAsSeries(ExtMapBuffer2,true);
ArraySetAsSeries(ExtMapBuffer3,true);
ArraySetAsSeries(ExtMapBuffer4,true);
ArraySetAsSeries(ExtMapBuffer5,true);
//---- indicator short name
IndicatorShortName("minKvadrat");//+ExtDepth+","+ExtDeviation+","+ExtBackstep+")");
//---- initialization done
return(0);
}
int deinit()
{
//---- TODO: add your code here
ObjectDelete(CountBar+"Kva1");
ObjectDelete(CountBar+"Kva2");
ObjectDelete(CountBar+"Kva3");
//----
return(0);
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
int start()
{
int i;
double Sx=0,Sy=0,Sxv2=0,Sxy=0,n=0,tekY=0,x=0;
double m=0,b=0;
double max=0,min=0,pos=0,tempY=0;
string txt;
for(i=CountBar; i>1; i--)
{
ExtMapBuffer[i-1]=0; ExtMapBuffer2[i-1]=0;
if ((High[i-2]<=High[i-1]) && (High[i]<=High[i-1])) ExtMapBuffer[i-1]=High[i-1];
if ((Low[i-2]>=Low[i-1]) && (Low[i]>=Low[i-1])) ExtMapBuffer2[i-1]=Low[i-1];
}
ExtMapBuffer3[CountBar]=0; ExtMapBuffer4[CountBar]=0; ExtMapBuffer5[CountBar]=0;
ExtMapBuffer3[2]=0; ExtMapBuffer4[2]=0; ExtMapBuffer5[2]=0; //*
for(i=CountBar; i>1; i--)
{
if (ExtMapBuffer[i]!=0 || ExtMapBuffer2[i]!=0)
{
n=n+1;
x=CountBar-i;
Sx=Sx+x;
if (ExtMapBuffer[i]!=0) tekY=ExtMapBuffer[i];
if (ExtMapBuffer2[i]!=0) tekY=ExtMapBuffer2[i];
if (ExtMapBuffer[i]!=0 && ExtMapBuffer2[i]!=0) tekY=(ExtMapBuffer[i]+ExtMapBuffer2[i])/2;
Sy=Sy+tekY;
Sxv2=Sxv2+x*x;
Sxy=Sxy+x*tekY;
}
}
m=(n*Sxy-Sx*Sy)/(n*(Sxv2)-Sx*Sx);
b=(Sy*Sxv2-Sx*Sxy)/(n*(Sxv2)-Sx*Sx);
//Print("Sx:",DoubleToStr(Sx,4)," Sy:",DoubleToStr(Sy,4)," Sxy:",DoubleToStr(Sxy,4),
// " Sxv2:",DoubleToStr(Sxv2,4)," n:",DoubleToStr(n,4),," m:",DoubleToStr(m,12),
// " b:",DoubleToStr(b,4));
ExtMapBuffer3[CountBar]=b;
ExtMapBuffer3[2]=m*(CountBar-2)+b;
//---------------------------------------------
max=0;min=1000;pos=0;
for(i=CountBar; i>1; i--)
{
if (ExtMapBuffer[i]!=0 || ExtMapBuffer2[i]!=0)
{
x=CountBar-i;
if (ExtMapBuffer[i]!=0) tekY=ExtMapBuffer[i];
if (ExtMapBuffer2[i]!=0) tekY=ExtMapBuffer2[i];
if (ExtMapBuffer[i]!=0 && ExtMapBuffer2[i]!=0) tekY=(ExtMapBuffer[i]+ExtMapBuffer2[i])/2;
tempY=tekY-(m*x+b);
if (tempY>=max) max=tempY;
if (tempY<=min) min=tempY;
//if (MathAbs(tekY-(m*x+b))>=max) { max=MathAbs(tekY-(m*x+b)); pos=i; }
}
}
ExtMapBuffer4[CountBar]=b+max;
ExtMapBuffer4[2]=m*(CountBar-2)+b+max;
ExtMapBuffer5[CountBar]=b+min;
ExtMapBuffer5[2]=m*(CountBar-2)+(b+min);
//Print("K(",CountBar,") [m]",DoubleToStr(m,9)," [min]",DoubleToStr(ExtMapBuffer5[2],4),
// " [max]",DoubleToStr(ExtMapBuffer4[2],4)," [srd]",DoubleToStr(ExtMapBuffer3[2],4),
// " [max-srd]",DoubleToStr(ExtMapBuffer4[2]-ExtMapBuffer3[2],4),
// " [srd-min]",DoubleToStr(ExtMapBuffer3[2]-ExtMapBuffer5[2],4),
// " [Bid-max]",DoubleToStr(Bid-ExtMapBuffer4[2],4),
// " [Bid-srd]",DoubleToStr(Bid-ExtMapBuffer3[2],4),
// " [Bid-min]",DoubleToStr(Bid-ExtMapBuffer5[2],4),
// );
//-------------------------------------------
txt=" ";
txt=txt+" "+DoubleToStr(m*(CountBar-2)+b,4);
txt=txt+" /"+DoubleToStr(MathArctan(m*PosZnak)*(180/3.141592653589793),2);
if(ObjectFind(CountBar+"Kva1") != 0)
{
ObjectCreate(CountBar+"Kva1", OBJ_TEXT, 0, Time[0], m*(CountBar-2)+b);
ObjectSetText(CountBar+"Kva1", txt, 10, "Arial", White);
}
else
{
ObjectSetText(CountBar+"Kva1", txt, 10, "Arial", White);
ObjectMove(CountBar+"Kva1", 0, Time[0], m*(CountBar-2)+b);
}
//-------------------------------------------
txt=" ";
txt=txt+"+"+DoubleToStr((ExtMapBuffer4[2]-ExtMapBuffer3[2]),4)+" pt";
txt=txt+" ["+DoubleToStr(Bid-ExtMapBuffer4[2],4)+"]";
if(ObjectFind(CountBar+"Kva2") != 0)
{
ObjectCreate(CountBar+"Kva2", OBJ_TEXT, 0, Time[0], m*(CountBar-2)+b+max);
ObjectSetText(CountBar+"Kva2", txt, 8, "Arial", White);
}
else
{
ObjectSetText(CountBar+"Kva2", txt, 8, "Arial", White);
ObjectMove(CountBar+"Kva2", 0, Time[0], m*(CountBar-2)+b+max);
}
//-------------------------------------------
txt=" ";
txt=txt+"-"+DoubleToStr((ExtMapBuffer3[2]-ExtMapBuffer5[2]),4)+" pt";
txt=txt+" ["+DoubleToStr(Bid-ExtMapBuffer5[2],4)+"]";
if(ObjectFind(CountBar+"Kva3") != 0)
{
ObjectCreate(CountBar+"Kva3", OBJ_TEXT, 0, Time[0], m*(CountBar-2)+b+min);
ObjectSetText(CountBar+"Kva3", txt, 8, "Arial", White);
}
else
{
ObjectSetText(CountBar+"Kva3", txt, 8, "Arial", White);
ObjectMove(CountBar+"Kva3", 0, Time[0], m*(CountBar-2)+b+min);
}
}//end
Sample
Analysis
Market Information Used:
Series array that contains the highest prices of each bar
Series array that contains the lowest prices of each bar
Series array that contains open time of each bar
Indicator Curves created:
Implements a curve of type DRAW_ARROW
Implements a curve of type DRAW_SECTION
Indicators Used:
Custom Indicators Used:
Order Management characteristics:
Other Features: