//+------------------------------------------------------------------+
//| Z1.mq4 |
//| Copyright © 2005, MetaQuotes Software Corp. |
//| http://www.metaquotes.net/ |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2005, MetaQuotes Software Corp."
#property link "http://www.metaquotes.net/"
#property indicator_chart_window
#property indicator_buffers 1
#property indicator_color1 Lime
//---- input parameters
extern bool AlarmWithBox = false;
extern string SoundWAV = "Yehaw.wav";
//---- indicator parameters
extern int ExtDepth=33; //Best on 15M chart.
extern int ExtDeviation=5;
extern int ExtBackstep=3;
extern int barn=1500;
extern int from=0;
//---- indicator buffers
double ExtMapBuffer[];
double ExtMapBuffer2[];
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
IndicatorBuffers(2);
//---- drawing settings
SetIndexStyle(0,DRAW_ARROW);
SetIndexArrow(0,108);
//---- indicator buffers mapping
SetIndexBuffer(0,ExtMapBuffer);
SetIndexBuffer(1,ExtMapBuffer2);
SetIndexEmptyValue(0,0.0);
ArraySetAsSeries(ExtMapBuffer,true);
ArraySetAsSeries(ExtMapBuffer2,true);
//---- indicator short name
IndicatorShortName("ZigZag("+ExtDepth+","+ExtDeviation+","+ExtBackstep+")");
//---- initialization done
return(0);
}
datetime last_time = 0;
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
int start()
{
int shift=barn, back,lasthighpos,lastlowpos;
double val,res;
double curlow,curhigh,lasthigh,lastlow;
for(shift=barn-ExtDepth; shift>from; shift--){
val=Low[Lowest(NULL,0,MODE_LOW,ExtDepth,shift)];
if(val==lastlow)
val=0.0;
else {
lastlow=val;
if((Low[shift]-val)>(ExtDeviation*Point))
val=0.0;
else{
for(back=1; back<=ExtBackstep; back++){
res=ExtMapBuffer[shift+back];
if((res!=0)&&(res>val)) ExtMapBuffer[shift+back]=0.0;
}
}
}
ExtMapBuffer[shift]=val;
//--- high
val=High[Highest(NULL,0,MODE_HIGH,ExtDepth,shift)];
if(val==lasthigh)
val=0.0;
else{
lasthigh=val;
if((val-High[shift])>(ExtDeviation*Point))
val=0.0;
else{
for(back=1; back<=ExtBackstep; back++){
res=ExtMapBuffer2[shift+back];
if((res!=0)&&(res<val)) ExtMapBuffer2[shift+back]=0.0;
}
}
}
ExtMapBuffer2[shift]=val;
}
// final cutting
lasthigh=-1; lasthighpos=-1;
lastlow=-1; lastlowpos=-1;
for(shift=barn-ExtDepth; shift>from; shift--){
curlow=ExtMapBuffer[shift];
curhigh=ExtMapBuffer2[shift];
if((curlow==0)&&(curhigh==0)) continue;
//---
if(curhigh!=0){
if(lasthigh>0){
if(lasthigh<curhigh) ExtMapBuffer2[lasthighpos]=0;
else ExtMapBuffer2[shift]=0;
}
//---
if(lasthigh<curhigh || lasthigh<0){
lasthigh=curhigh;
lasthighpos=shift;
}
lastlow=-1;
}
//----
if(curlow!=0){
if(lastlow>0){
if(lastlow>curlow) ExtMapBuffer[lastlowpos]=0;
else ExtMapBuffer[shift]=0;
}
//---
if((curlow<lastlow)||(lastlow<0)){
lastlow=curlow;
lastlowpos=shift;
}
lasthigh=-1;
}
}
for(shift=barn-1; shift>from; shift--){
if(shift>=barn-ExtDepth) ExtMapBuffer[shift]=0.0;
else{
res=ExtMapBuffer2[shift];
if(res!=0.0) ExtMapBuffer[shift]=res;
}
}
int last_found[2],f = 0;
for(shift=from+1; f<2 && shift<barn; shift++){
if(ExtMapBuffer[shift]!=0){
last_found[f] = shift;
f++;
}
}
if(f>0){
if(last_time != Time[last_found[0]]){
last_time = Time[last_found[0]];
double dir = ExtMapBuffer[last_found[0]]-ExtMapBuffer[last_found[1]];
if(dir>0){
Alert("Green Dot["+Period()+"] at "+Symbol()+",bar = "+last_found[0]);
// Alert("Line 1 Message here :", " SELL " ,Symbol() ," at ", Close[0] ; //, " \nStop Loss: " , val5 , " Exit Target: " , val3 , " | TIME FRAME : " ,Period(),"2nd message here?? !");
PlaySound(SoundWAV);
}
else if(dir<0)
{
Alert("Green Dot ["+Period()+"] at "+Symbol()+",bar = "+last_found[0]);
//Alert("Line 2 Message here :", " SELL " ,Symbol() ," at ", Close[0] ; //, " \nStop Loss: " , val5 , " Exit Target: " , val3 , " | TIME FRAME : " ,Period(),"2nd message here?? !");
PlaySound(SoundWAV);
}
else if(f==1)
{
Alert("Found Green Dot Z-Z1["+Period()+"] at "+Symbol()+",bar = "+last_found[0]);
//Alert("Line 3 Message here :", " SELL " ,Symbol() ," at ", Close[0] ; //, " \nStop Loss: " , val5 , " Exit Target: " , val3 , " | TIME FRAME : " ,Period(),"2nd message here?? !");
PlaySound(SoundWAV);
}
}
}
}
Sample
Analysis
Market Information Used:
Series array that contains the lowest prices of each bar
Series array that contains the highest prices of each bar
Series array that contains open time of each bar
Indicator Curves created:
Implements a curve of type DRAW_ARROW
Indicators Used:
Custom Indicators Used:
Order Management characteristics:
Other Features:
It issuies visual alerts to the screen
It plays sound alerts