//+------------------------------------------------------------------+
//| machXalert.mq4 |
//| Copyright © 2007, MetaQuotes Software Corp. |
//| http://www.metaquotes.net |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2007, MetaQuotes Software Corp."
#property link "http://www.metaquotes.net"
#property indicator_chart_window
#property indicator_buffers 2
#property indicator_color1 Yellow
#property indicator_color2 Red
#property indicator_width1 2
#property indicator_width2 2
double CrossUp[];
double CrossDown[];
extern int FasterSMA = 12;
extern int FASTER_SMA_SHIFT = 3;
extern int SlowerSMA = 25;
extern int SLOWER_SMA_SHIFT = 5;
extern bool Alerts = true;
int upalert=true,downalert=true;
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
//---- indicators
SetIndexStyle(0, DRAW_ARROW, EMPTY);
SetIndexArrow(0, 74);
SetIndexBuffer(0, CrossUp);
SetIndexStyle(1, DRAW_ARROW, EMPTY);
SetIndexArrow(1, 74);
SetIndexBuffer(1, CrossDown);
//----
return(0);
}
//+------------------------------------------------------------------+
//| Custom indicator deinitialization function |
//+------------------------------------------------------------------+
int deinit()
{
//----
//----
return(0);
}
//+------------------------------------------------------------------+
//| Custom indicator iteration function |
//+------------------------------------------------------------------+
int start() {
int limit, i, counter;
double fasterSMAnow, slowerSMAnow, fasterSMAprevious, slowerSMAprevious, fasterSMAafter, slowerSMAafter;
double Range, AvgRange;
int counted_bars=IndicatorCounted();
//---- check for possible errors
if(counted_bars<0) return(-1);
//---- last counted bar will be recounted
if(counted_bars>0) counted_bars--;
limit=Bars-counted_bars;
for(i = 0; i <= limit; i++) {
counter=i;
Range=0;
AvgRange=0;
for (counter=i ;counter<=i+9;counter++)
{
AvgRange=AvgRange+MathAbs(High[counter]-Low[counter]);
}
Range=AvgRange/10;
fasterSMAnow = iMA(NULL, 0, FasterSMA, FASTER_SMA_SHIFT, MODE_SMA, PRICE_CLOSE, i);
fasterSMAprevious = iMA(NULL, 0, FasterSMA, FASTER_SMA_SHIFT, MODE_SMA, PRICE_CLOSE, i+1);
fasterSMAafter = iMA(NULL, 0, FasterSMA, FASTER_SMA_SHIFT, MODE_SMA, PRICE_CLOSE, i-1);
slowerSMAnow = iMA(NULL, 0, SlowerSMA, SLOWER_SMA_SHIFT, MODE_SMA, PRICE_CLOSE, i);
slowerSMAprevious = iMA(NULL, 0, SlowerSMA, SLOWER_SMA_SHIFT, MODE_SMA, PRICE_CLOSE, i+1);
slowerSMAafter = iMA(NULL, 0, SlowerSMA, SLOWER_SMA_SHIFT, MODE_SMA, PRICE_CLOSE, i-1);
if ((fasterSMAnow > slowerSMAnow) && (fasterSMAprevious < slowerSMAprevious) && (fasterSMAafter > slowerSMAafter)) {
CrossUp[i] = Low[i] - Range*0.5;
if(i<=2 && Alerts && !upalert)
{
Alert (Symbol()," ",Period(),"M SMACross UP ");
//SendMail("SMA Cross Up on "+Symbol(),"");
upalert=true;
downalert=false;
}
}
else if ((fasterSMAnow < slowerSMAnow) && (fasterSMAprevious > slowerSMAprevious) && (fasterSMAafter < slowerSMAafter)) {
CrossDown[i] = High[i] + Range*0.5;
if(i<=2 && Alerts && !downalert)
{
Alert (Symbol()," ",Period(),"M SMACross DOWN ");
//SendMail("SMA Cross Down on "+Symbol(),"");
downalert=true;
upalert=false;
}
}
}
return(0);
}
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
Indicator Curves created:
Implements a curve of type DRAW_ARROW
Indicators Used:
Moving average indicator
Custom Indicators Used:
Order Management characteristics:
Other Features: