support resistance levels.afl

一个更精度的平滑涵数, 可用于股票交易系统.用于Amibroker 平台

//------------------------------------------------------------------------------
//
//  Formula Name:    Support Resistance levels
//  Author/Uploader: Graham Kavanagh 
//  E-mail:          [e-mail]
//  Date/Time Added: 2003-05-22 22:25:51
//  Origin:          
//  Keywords:        Support Resistance
//  Level:           medium
//  Flags:           indicator
//  Formula URL:     http://www.amibroker.com/library/formula.php?id=282
//  Details URL:     http://www.amibroker.com/library/detail.php?id=282
//
//------------------------------------------------------------------------------
//
//  Indicator to show support and resistance levels based on RSI indicator
//  reversals
//
//------------------------------------------------------------------------------

//Support and resistance levels using RSI.
//graham Kavanagh May 2003
//Load into Indicator Builder
//Sensitivity of the levels can be changed with the variables
//Can test different numbers live with the Param function ctrl-R with open pane
RSIperiod	= 5;	// Param("RSI p",3,14,30,1);
Percent 		= 5;	//	Param("ZIG %",8,9,15,1);
EMAperiod 	= 5;	//Param("EMA p",4,5,10,1);
HHVperiod 	= 5;	//Param("HHV p",3,5,10,1);
NumLine 		= 1;	//Param("Num Lines",3,1,20,1);

Base = DEMA(RSI(RSIperiod),EMAperiod);

GraphXSpace=0.5;
Plot(C,"",colorBlack,styleCandle);

for( i = 1; i <= numline; i++ )
{
ResBase = LastValue(Peak(Base,Percent,i));
SupBase = LastValue(Trough(Base,Percent,i));
Plot(ValueWhen( ResBase==Base, HHV(H,HHVperiod) ), "Resist Level", colorRed, styleLine);
Plot(ValueWhen( supbase==Base, LLV(L,HHVperiod) ), "Support Level", colorGreen, styleLine);
}
Title = Name() + "; " + Date() + ": Support & Resistance Levels using RSI: " + /*EncodeColor(colorGreen)+ "Support Levels are Green; "+EncodeColor(colorRed)+ "Resistance Levels are Red: "+EncodeColor(colorBlack)+*/ "Num lines ="+WriteVal(numline,1) ;