//+------------------------------------------------------------------+
//| DT-ZigZag-Lauer.mq4 |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2005, klot"
#property link "klot@mail.ru"
//----
#property indicator_separate_window
#property indicator_minimum 0
#property indicator_maximum 2
#property indicator_buffers 2
#property indicator_color1 Blue
#property indicator_color2 Red
#property indicator_width1 4
#property indicator_width2 4
//---- input parameters
extern int depth=50;//was 5
extern int GrossPeriod=5;//was 15
extern int MAX_Limit=300;
//---- buffers
double ExtMapBuffer1[];
double ExtMapBuffer2[];
datetime daytimes[];
double alertBar;
double prev;
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
//---- indicators
string short_name;
//---- name for DataWindow and indicator subwindow label
short_name="MY(" + depth + ")";
IndicatorShortName(short_name);
SetIndexLabel(0, short_name);
IndicatorDigits(0);
//----
SetIndexStyle(0,DRAW_HISTOGRAM, STYLE_SOLID);
SetIndexBuffer(0,ExtMapBuffer1);
SetIndexEmptyValue(0,0.0);
SetIndexStyle(1,DRAW_HISTOGRAM, STYLE_SOLID);
SetIndexBuffer(1,ExtMapBuffer2);
SetIndexEmptyValue(1,0.0);
//----
//----
// if (Period()>GrossPeriod) { Alert("DT-ZigZag: Current timeframe must be less than", GrossPeriod); return(0); }
// All Time[ ] series of time is sorted out in the direction of the decrease
ArrayCopySeries(daytimes,MODE_TIME,Symbol(),GrossPeriod);
return(0);
}
//+------------------------------------------------------------------+
//| Custor indicator deinitialization function |
//+------------------------------------------------------------------+
int deinit()
{
//----
//----
return(0);
}
//+------------------------------------------------------------------+
//| Custom indicator iteration function |
//+------------------------------------------------------------------+
int start()
{
int counted_bars=IndicatorCounted();
int limit=MAX_Limit,bigshift;
double zigzag1;
if (counted_bars<0) return(-1);
if (counted_bars>0) counted_bars--;
limit=Bars-counted_bars;
//----
for(int i=0; i<limit; i++)
{
if(Time[i]>=daytimes[0]) bigshift=0;
else
{
bigshift=ArrayBsearch(daytimes,Time[i-1],WHOLE_ARRAY,0,MODE_DESCEND);
if(Period()<=GrossPeriod) bigshift++;
}
for(int cnt=bigshift; cnt<(300+bigshift); cnt++)
{
zigzag1=iCustom(NULL,GrossPeriod,"Zigzag",depth,15,9,0,cnt+1);
if(zigzag1!=0)break;
}
if(iClose(NULL,0,i+1)<=zigzag1)ExtMapBuffer2[i]=1; else ExtMapBuffer2[i]=0.0;
if(i==0 && prev != ExtMapBuffer2[i] && ExtMapBuffer1[i] == 1 && ExtMapBuffer2[i] == 0 && Bars>alertBar) {Alert("DT-ZZ Alert changing Up " + Symbol() + " on the " + Period() + " minute chart.");alertBar = Bars;prev = ExtMapBuffer2[i];}
if(iClose(NULL,0,i+1)>=zigzag1)ExtMapBuffer1[i]=1; else ExtMapBuffer1[i]=0.0;
if(i==0 && prev != ExtMapBuffer2[i] && ExtMapBuffer1[i] == 0 && ExtMapBuffer2[i] == 1 && Bars>alertBar) {Alert("DT-ZZ Alert changing Down " + Symbol() + " on the " + Period() + " minute chart.");alertBar = Bars;prev = ExtMapBuffer2[i];}
ObjectsRedraw();
}
// Comment("zigzag1 = ",zigzag1);
//----
return(0);
}
//+------------------------------------------------------------------+
Sample
Analysis
Market Information Used:
Series array that contains open time of each bar
Series array that contains close prices for each bar
Indicator Curves created:
Implements a curve of type DRAW_HISTOGRAM
Indicators Used:
Custom Indicators Used:
ZigZag
Order Management characteristics:
Other Features:
It issuies visual alerts to the screen