//+------------------------------------------------------------------+
//| VKW Bands.mq4 |
//| Copyright © 2008, MetaQuotes Software Corp. |
//| http://www.metaquotes.net |
//+------------------------------------------------------------------+
#property copyright "Alksnis Gatis"
#property link "2xpoint@gmail.com"
//----
#property indicator_separate_window
#property indicator_buffers 3
#property indicator_color1 Blue
#property indicator_color2 Red
#property indicator_color3 White
#property indicator_width2 2
//---- input parameters
extern int RangePeriod=25;extern int SmoothPeriod=3;extern int SmoothMode=MODE_SMA;extern int Per=5;//---- buffers
double ExtMapBuffer0[];double ExtMapBuffer1[];double ExtMapBuffer2[];double ExtMapBuffer3[];double ExtMapBuffer4[];//double ExtMapBuffer5[];
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
//---- indicators
IndicatorBuffers(5); SetIndexStyle(0,DRAW_LINE); SetIndexBuffer(0,ExtMapBuffer1); SetIndexDrawBegin(0,SmoothPeriod); SetIndexStyle(1,DRAW_LINE); SetIndexBuffer(1,ExtMapBuffer2); SetIndexDrawBegin(1,SmoothPeriod); SetIndexBuffer(2,ExtMapBuffer0); SetIndexBuffer(3,ExtMapBuffer3); SetIndexBuffer(4,ExtMapBuffer4);//----
return(0); }
//+------------------------------------------------------------------+
//| Custom indicator deinitialization function |
//+------------------------------------------------------------------+
int deinit()
{
//----
//----
return(0); }
//+------------------------------------------------------------------+
//| Custom indicator iteration function |
//+------------------------------------------------------------------+
int start()
{
int counted_bars=IndicatorCounted();//----
int limit,limit1,cnt,n_max,n_min; if (counted_bars==0)
{
limit=Bars-RangePeriod; limit1=limit-SmoothPeriod; }
if (counted_bars>0)
{
limit=Bars-counted_bars; limit1=limit; }
limit--; limit1--; for(cnt=limit; cnt>=0;cnt--)
{
ExtMapBuffer0[cnt]=iCustom(NULL,0,"METRO",1,cnt); }
for(cnt=limit; cnt>=0;cnt--)
{
n_max=ArrayMaximum(ExtMapBuffer0,RangePeriod,cnt); n_min=ArrayMinimum(ExtMapBuffer0,RangePeriod,cnt); ExtMapBuffer3[cnt]=ExtMapBuffer0[n_max]; ExtMapBuffer4[cnt]=ExtMapBuffer0[n_min]; }
for(cnt=limit1; cnt>=0;cnt--)
{
ExtMapBuffer1[cnt]=iMAOnArray(ExtMapBuffer3,0,SmoothPeriod,0,SmoothMode,cnt); ExtMapBuffer2[cnt]=iMAOnArray(ExtMapBuffer4,0,SmoothPeriod,0,SmoothMode,cnt); }
//----
return(0); }
//+------------------------------------------------------------------+
