Es sólo el indicador que se menciona en el primer artículo:
https://www.x-trader.net/articulos/tecn ... lan-i.html
A ver si está bien
, si alguien lo usa y nota algo que esté mal o lo corrige/mejora... estaría bien que lo subiera por aquí...
Código: Seleccionar todo
//ref: http://www.x-trader.net/articulos/tecnicas-de-trading/the-new-gann-swing-chartist-plan-i.html
package jforex;
import com.dukascopy.api.indicators.*;
import com.dukascopy.api.*;
import java.util.*;
import java.text.SimpleDateFormat;
import java.awt.Color;
import java.awt.Font;
import java.util.UUID;
import com.dukascopy.api.*;
import com.dukascopy.api.drawings.*;
import com.dukascopy.api.drawings.IScreenLabelChartObject.Corner;
import com.dukascopy.api.feed.IFeedDescriptor;
import com.dukascopy.api.indicators.*;
public class GannSwingInd implements IIndicator {
private IndicatorInfo indicatorInfo;
private InputParameterInfo[] inputParameterInfos;
private OptInputParameterInfo[] optInputParameterInfos;
private OutputParameterInfo[] outputParameterInfos;
private IIndicatorContext context;
private IBar[][] inputs = new IBar[1][];
private double[][] outputs = new double[4][];
private int numBarras = 2;
private int swing = 0;
private final int UPSWING = 1;
private final int DOWNSWING = -1;
private final int LINEASWING = 0; //indice del array outputs donde están los datos que dibujan la línea
private final int SOPORTE = 1; //indice del array outputs donde están los datos que dibujan los soportes
private final int RESISTENCIA = 2; //indice del array outputs donde están los datos que dibujan las resistencias
private final int SENTIDOTENDENCIA = 3; // 1 alcista, -1 bajista
private double ultimaResistencia, ultimoSoporte;
public void onStart(IIndicatorContext context) {
this.context = context;
indicatorInfo = new IndicatorInfo("GannSwingInd", "Tendencia Gann Swing", "My indicators",
true, false, false, 1, 1, 4);
inputParameterInfos = new InputParameterInfo[]{
new InputParameterInfo("Barras", InputParameterInfo.Type.BAR),
};
optInputParameterInfos = new OptInputParameterInfo[]{
new OptInputParameterInfo("Numero de barras", OptInputParameterInfo.Type.OTHER, new IntegerRangeDescription(2, 2, 100, 1))
};
outputParameterInfos = new OutputParameterInfo[]{
new OutputParameterInfo("Swing", OutputParameterInfo.Type.DOUBLE, OutputParameterInfo.DrawingStyle.LINE) {{setColor(Color.green); setColor2(Color.red);}},
new OutputParameterInfo("Soporte", OutputParameterInfo.Type.DOUBLE, OutputParameterInfo.DrawingStyle.DOTS) {{setColor(Color.blue);}},
new OutputParameterInfo("Resistencia", OutputParameterInfo.Type.DOUBLE, OutputParameterInfo.DrawingStyle.DOTS) {{setColor(Color.green);}},
new OutputParameterInfo("Sentido de la tendencia", OutputParameterInfo.Type.DOUBLE, OutputParameterInfo.DrawingStyle.NONE),
};
}
public IndicatorResult calculate(int startIndex, int endIndex) {
//context.getConsole().getWarn().println("1.-StartIndex " + startIndex + " EndIndex " + endIndex + " ins " + inputs[0].length + " outs " +outputs[0].length);
//context.getConsole().getWarn().println("2.-0 " + inputs[0][0].getClose() + " ultimo " + inputs[0][inputs[0].length-1].getClose());
//context.getConsole().getWarn().println("3.-startIndex " + inputs[0][startIndex].getClose() + " ultimo " + inputs[0][endIndex].getClose() );
//for(int f = 0; f<inputs[0].length; f++) context.getConsole().getWarn().println(f+" " + inputs[0][f]);
int j = 0;
int t = 0;
ultimaResistencia = Double.NaN;
ultimoSoporte = Double.NaN;
if (endIndex + getLookforward() >= inputs[0].length) {
endIndex = inputs[0].length - getLookforward()-1;
}
if (startIndex > endIndex) {
return new IndicatorResult(0, 0);
}
for (t = startIndex, j = 0; t <= endIndex; t++, j++){
outputs[LINEASWING][j] = Double.NaN;
outputs[RESISTENCIA][j] = ultimaResistencia;
outputs[SOPORTE][j] = ultimoSoporte;
outputs[SENTIDOTENDENCIA][j] = swing;
if( inputs[0][t].getClose() < inputs[0][t+1].getClose() && inputs[0][t+1].getClose() < inputs[0][t+2].getClose() //Cierre(t)<Cierre(t+1) & Cierre(t+1)<Cierre(t+2)
&& swing != UPSWING //La tendencia previa era bajista.
&& inputs[0][t].getClose() >= inputs[0][t].getLow() //Cierre(t)>Pico(t)
){
outputs[LINEASWING][j] = outputs[SOPORTE][j] = ultimoSoporte = inputs[0][t].getLow();
outputs[SENTIDOTENDENCIA][j] = swing = UPSWING;
}else if( inputs[0][t].getClose() > inputs[0][t+1].getClose() && inputs[0][t+1].getClose() > inputs[0][t+2].getClose() //Cierre(t)>Cierre(t+1) & Cierre(t+1)>Cierre(t+2)
&& swing != DOWNSWING //La tendencia previa era alcista.
&& inputs[0][t].getClose() <= inputs[0][t].getHigh() //Cierre(t)<Valle(t)
){
outputs[LINEASWING][j] = outputs[RESISTENCIA][j] = ultimaResistencia = inputs[0][t].getHigh();
outputs[SENTIDOTENDENCIA][j] = swing = DOWNSWING;
}
}
outputs[LINEASWING][j-1] = inputs[0][inputs[0].length-1].getClose();
return new IndicatorResult(startIndex, j, endIndex);
}
public IndicatorInfo getIndicatorInfo() {
return indicatorInfo;
}
public InputParameterInfo getInputParameterInfo(int index) {
if (index <= inputParameterInfos.length) {
return inputParameterInfos[index];
}
return null;
}
public int getLookback() {
return 0;
}
public int getLookforward() {
return numBarras;
}
public OptInputParameterInfo getOptInputParameterInfo(int index) {
if (index < optInputParameterInfos.length) {
return optInputParameterInfos[index];
}
return null;
}
public OutputParameterInfo getOutputParameterInfo(int index) {
if (index < outputParameterInfos.length) {
return outputParameterInfos[index];
}
return null;
}
public void setInputParameter(int index, Object array) {
inputs[index] = (IBar[]) array;
}
public void setOptInputParameter(int index, Object value) {
numBarras = (Integer) value;
}
public void setOutputParameter(int index, Object array) {
outputs[index] = (double[]) array;
}
public String dateToStr(long time) {
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss") {
{
setTimeZone(TimeZone.getTimeZone("GMT"));
}
};
return sdf.format(time);
}
}
