//+------------------------------------------------------------------+
//| Via.mq4 |
//| Copyright 2007, Ralph Ronnquist |
//| |
//+------------------------------------------------------------------+
#property copyright "Copyright 2007, Ralph Ronnquist"
#property link ""
#property indicator_chart_window
#property indicator_buffers 3
#property indicator_color1 Silver
#property indicator_color2 Blue
#property indicator_color3 Red
//---- input parameters
extern string via="EUR";
extern int offset = 0;
extern int profit = 4;
//---- indicator buffers
double price[];
double buy[];
double sell[];
//---- variables
string XXXvia;
string viaYYY;
bool Xinvert = false;
bool Yinvert = false;
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
SetIndexStyle( 0, DRAW_LINE );
SetIndexBuffer( 0, price );
SetIndexEmptyValue( 0, 0 );
SetIndexStyle( 1, DRAW_ARROW );
SetIndexArrow( 1, 241 );
SetIndexBuffer( 1, buy );
SetIndexEmptyValue( 1, 0 );
SetIndexStyle( 2, DRAW_ARROW );
SetIndexArrow( 2, 242 );
SetIndexBuffer( 2, sell );
SetIndexEmptyValue( 2, 0 );
// Figure out the crossed symbols
string XXX = StringSubstr( Symbol(), 0, 3 );
string YYY = StringSubstr( Symbol(), 3, 3 );
XXXvia = StringConcatenate( XXX, via );
viaYYY = StringConcatenate( via, YYY );
int a = MarketInfo( XXXvia, MODE_DIGITS );
if ( a == 0 ) {
XXXvia = StringConcatenate( via, XXX );
Xinvert = true;
a = MarketInfo( XXXvia, MODE_DIGITS );
}
int b = MarketInfo( viaYYY, MODE_DIGITS );
if ( b == 0 ) {
viaYYY = StringConcatenate( YYY, via );
Yinvert = true;
b = MarketInfo( viaYYY, MODE_DIGITS );
}
Print( "Presenting " + XXXvia + "*" + viaYYY + " " + a + " " + b );
return(0);
}
//+------------------------------------------------------------------+
//| Custom indicator deinitialization function |
//+------------------------------------------------------------------+
int deinit()
{
return(0);
}
//+------------------------------------------------------------------+
//| Custom indicator iteration function |
//+------------------------------------------------------------------+
int start()
{
for ( int bar = Bars - IndicatorCounted(); bar >= 0; bar-- ) {
indicate( bar );
}
return(0);
}
double getPrice(string symbol,int bar,bool invert)
{
double a = iClose( symbol, Period(), bar );
if ( a == 0 ) {
Comment( symbol + " not loaded for " + bar );
return( 0 );
}
if ( invert )
return ( 1 / a );
return ( a );
}
void indicate(int bar)
{
double a = getPrice( XXXvia, bar, Xinvert );
double b = getPrice( viaYYY, bar, Yinvert );
price[ bar ] = NormalizeDouble( a * b, Digits ) + offset * Point;
Comment( price[ bar ] );
buy[ bar ] = 0;
double level = Close[ bar+1 ] + ( MarketInfo( Symbol(), MODE_SPREAD ) + profit ) * Point;
if ( price[ bar+1 ] > level && price[ bar+1 ] > High[ bar+1 ] )
buy[ bar ] = price[ bar+1 ];
sell[ bar ] = 0;
level = price[ bar+1 ] + ( MarketInfo( Symbol(), MODE_SPREAD ) + profit ) * Point;
if ( level < Close[ bar+1 ] && level < Low[ bar+1 ] )
sell[ bar ] = price[ bar+1 ];
}
//+------------------------------------------------------------------+
Sample
image not available
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_ARROW
Indicators Used:
Custom Indicators Used:
Order Management characteristics:
Other Features: