//+------------------------------------------------------------------+
//| Trigger Line |
//| Copyright © 2005 dwt5 and adoleh2000 |
//| http://www.metaquotes.net |
//+------------------------------------------------------------------+
//mod
#property copyright "Copyright © 2005 dwt5 and adoleh2000 "
#property link "http://www.metaquotes.net/"
//---- indicator settings
#property indicator_chart_window
#property indicator_buffers 4
#property indicator_color1 Blue
#property indicator_color2 Red
#property indicator_color3 DodgerBlue
#property indicator_color4 Tomato
#property indicator_width1 1
#property indicator_width2 1
#property indicator_width3 1
#property indicator_width4 1
//---- buffers
double ExtMapBuffer1[];
double ExtMapBuffer2[];
double ExtMapBuffer3[];
double ExtMapBuffer4[];
int width;
extern int Rperiod = 15;
extern int LSMA_Period = 5;
extern int LineSigMode = 1;
extern double arrowDist =0.55;
extern bool Alerts = false;
extern bool AlertBox = true;
extern bool AlertEmail = false;
extern bool playSoundfiles = true;
extern string soundfileUpSig = "alert.wav";
extern string soundfileDnSig = "timeout.wav";
extern string LineSignalMode = "lines-0, lines&sig-1, sig-2";
int Draw4HowLong;
int shift;
int i;
int j;
int loopbegin;
int length;
int lsma_length;
double lengthvar;
double tmp ;
double tmp2 ;
double wt[];
double sum[];
double lsma_sum[];
double lsma_ma[];
double middle[];
int c;
bool TurnedUp = false;
bool TurnedDown = false;
double arrplot,arrplot1;
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
//---- 7 additional buffers are used for counting.
IndicatorBuffers(7);
//---- drawing settings
SetIndexBuffer(0,ExtMapBuffer1);
SetIndexBuffer(1,ExtMapBuffer2);
if (LineSigMode!=2){ SetIndexStyle(0,DRAW_LINE); SetIndexStyle(1,DRAW_LINE); }
else { SetIndexStyle(0,DRAW_NONE); SetIndexStyle(1,DRAW_NONE); }
SetIndexBuffer(2,ExtMapBuffer3);
SetIndexBuffer(3,ExtMapBuffer4);
SetIndexStyle(2,DRAW_LINE);
SetIndexStyle(3,DRAW_LINE);
if (LineSigMode>0){
SetIndexStyle(2,DRAW_ARROW); SetIndexArrow(2,233); SetIndexEmptyValue(2,EMPTY_VALUE);
SetIndexStyle(3,DRAW_ARROW); SetIndexArrow(3,234); SetIndexEmptyValue(3,EMPTY_VALUE);
}
SetIndexBuffer(4,sum);
SetIndexBuffer(5,wt);
SetIndexBuffer(6,lsma_ma);
//---- initialization done
return(0);
}
int start()
{
Draw4HowLong = Bars-Rperiod - 5; //Rperiod = 20
length = Rperiod; //length now = 20
lsma_length = LSMA_Period;
loopbegin = Draw4HowLong - length - 1;
for(shift = loopbegin; shift >= 0; shift--) // MAIN For Loop
{
sum[1] = 0;
for(i = length; i >= 1 ; i--) //LSMA loop
{
lengthvar = length + 1; //lengthvar = 21
lengthvar /= 3; //lengthvar = 7
tmp = 0;
tmp = ( i - lengthvar)*Close[length-i+shift]; //tmp = 20 - 7 * close[20-i+shift]
sum[1]+=tmp;
}
wt[shift] = sum[1]*6/(length*(length+1));
j = shift;
lsma_ma[shift] = wt[j+1] + (wt[j]-wt[j+1])* 2/(lsma_length+1);
//========== COLOR CODING ===========================================
ExtMapBuffer1[shift] = wt[shift];
ExtMapBuffer2[shift] = lsma_ma[shift];
ExtMapBuffer3[shift] = wt[shift];
ExtMapBuffer4[shift] = lsma_ma[shift];
if (wt[shift] < lsma_ma[shift])
{
ExtMapBuffer4[shift] = EMPTY_VALUE;
ExtMapBuffer3[shift] = EMPTY_VALUE;
}
if (LineSigMode>0)
{
ExtMapBuffer3[shift]= EMPTY_VALUE;
ExtMapBuffer4[shift]= EMPTY_VALUE;
if (wt[shift]<lsma_ma[shift] && wt[shift+1]>=lsma_ma[shift+1])
ExtMapBuffer4[shift] = High[shift]+arrowDist*iATR(NULL,0,7,shift);
if (wt[shift]>lsma_ma[shift] && wt[shift+1]<=lsma_ma[shift+1])
ExtMapBuffer3[shift] = Low[shift]-arrowDist*iATR(NULL,0,7,shift);
}
}
if (Alerts)
{
if (wt[1] > lsma_ma[1])
{
if (!TurnedUp)
{
if (AlertBox) Alert ("Triggerlines turned up on ",Symbol()," M",Period());
if (AlertEmail)SendMail("Triggerlines turned up on ",Symbol()+" M"+Period()+" at"+Bid );
if (playSoundfiles) PlaySound(soundfileUpSig);
TurnedUp = true;
TurnedDown = false;
}
}
if (wt[1] < lsma_ma[1])
{
if (!TurnedDown)
{
if (AlertBox) Alert ("Triggerlines turned down on ",Symbol()," M",Period());
if (AlertEmail)SendMail("Triggerlines turned down on ",Symbol()+" M"+Period()+" at"+Bid );
if (playSoundfiles) PlaySound(soundfileDnSig);
TurnedDown = true;
TurnedUp = false;
}
}
}
}
//+------------------------------------------------------------------+
Sample
Analysis
Market Information Used:
Series array that contains close prices for each bar
Series array that contains the highest prices of each bar
Series array that contains the lowest prices of each bar
Indicator Curves created:
Implements a curve of type DRAW_LINE
Implements a curve of type DRAW_NONE
Implements a curve of type DRAW_ARROW
Indicators Used:
Indicator of the average true range
Custom Indicators Used:
Order Management characteristics:
Other Features:
It sends emails
It plays sound alerts